Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1 | /* |
| 2 | BlueZ - Bluetooth protocol stack for Linux |
Johan Hedberg | ea585ab | 2012-02-17 14:50:39 +0200 | [diff] [blame] | 3 | |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 4 | Copyright (C) 2010 Nokia Corporation |
Johan Hedberg | ea585ab | 2012-02-17 14:50:39 +0200 | [diff] [blame] | 5 | Copyright (C) 2011-2012 Intel Corporation |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License version 2 as |
| 9 | published by the Free Software Foundation; |
| 10 | |
| 11 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| 12 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 13 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. |
| 14 | IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY |
| 15 | CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES |
| 16 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 17 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 18 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 19 | |
| 20 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, |
| 21 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS |
| 22 | SOFTWARE IS DISCLAIMED. |
| 23 | */ |
| 24 | |
| 25 | /* Bluetooth HCI Management interface */ |
| 26 | |
Paul Gortmaker | 3a9a231 | 2011-05-27 09:12:25 -0400 | [diff] [blame] | 27 | #include <linux/module.h> |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 28 | #include <asm/unaligned.h> |
| 29 | |
| 30 | #include <net/bluetooth/bluetooth.h> |
| 31 | #include <net/bluetooth/hci_core.h> |
Johan Hedberg | 7129069 | 2015-02-20 13:26:23 +0200 | [diff] [blame] | 32 | #include <net/bluetooth/hci_sock.h> |
Johan Hedberg | 4bc58f5 | 2014-05-20 09:45:47 +0300 | [diff] [blame] | 33 | #include <net/bluetooth/l2cap.h> |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 34 | #include <net/bluetooth/mgmt.h> |
Marcel Holtmann | ac4b723 | 2013-10-10 14:54:16 -0700 | [diff] [blame] | 35 | |
Johan Hedberg | 0857dd3 | 2014-12-19 13:40:20 +0200 | [diff] [blame] | 36 | #include "hci_request.h" |
Marcel Holtmann | ac4b723 | 2013-10-10 14:54:16 -0700 | [diff] [blame] | 37 | #include "smp.h" |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 38 | |
Johan Hedberg | 2da9c55 | 2012-02-17 14:39:28 +0200 | [diff] [blame] | 39 | #define MGMT_VERSION 1 |
Marcel Holtmann | beb1c21 | 2015-03-10 14:04:52 -0700 | [diff] [blame] | 40 | #define MGMT_REVISION 9 |
Johan Hedberg | 02d9812 | 2010-12-13 21:07:04 +0200 | [diff] [blame] | 41 | |
Johan Hedberg | e70bb2e | 2012-02-13 16:59:33 +0200 | [diff] [blame] | 42 | static const u16 mgmt_commands[] = { |
| 43 | MGMT_OP_READ_INDEX_LIST, |
| 44 | MGMT_OP_READ_INFO, |
| 45 | MGMT_OP_SET_POWERED, |
| 46 | MGMT_OP_SET_DISCOVERABLE, |
| 47 | MGMT_OP_SET_CONNECTABLE, |
| 48 | MGMT_OP_SET_FAST_CONNECTABLE, |
Johan Hedberg | b293947 | 2014-07-30 09:22:23 +0300 | [diff] [blame] | 49 | MGMT_OP_SET_BONDABLE, |
Johan Hedberg | e70bb2e | 2012-02-13 16:59:33 +0200 | [diff] [blame] | 50 | MGMT_OP_SET_LINK_SECURITY, |
| 51 | MGMT_OP_SET_SSP, |
| 52 | MGMT_OP_SET_HS, |
| 53 | MGMT_OP_SET_LE, |
| 54 | MGMT_OP_SET_DEV_CLASS, |
| 55 | MGMT_OP_SET_LOCAL_NAME, |
| 56 | MGMT_OP_ADD_UUID, |
| 57 | MGMT_OP_REMOVE_UUID, |
| 58 | MGMT_OP_LOAD_LINK_KEYS, |
| 59 | MGMT_OP_LOAD_LONG_TERM_KEYS, |
| 60 | MGMT_OP_DISCONNECT, |
| 61 | MGMT_OP_GET_CONNECTIONS, |
| 62 | MGMT_OP_PIN_CODE_REPLY, |
| 63 | MGMT_OP_PIN_CODE_NEG_REPLY, |
| 64 | MGMT_OP_SET_IO_CAPABILITY, |
| 65 | MGMT_OP_PAIR_DEVICE, |
| 66 | MGMT_OP_CANCEL_PAIR_DEVICE, |
| 67 | MGMT_OP_UNPAIR_DEVICE, |
| 68 | MGMT_OP_USER_CONFIRM_REPLY, |
| 69 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
| 70 | MGMT_OP_USER_PASSKEY_REPLY, |
| 71 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
| 72 | MGMT_OP_READ_LOCAL_OOB_DATA, |
| 73 | MGMT_OP_ADD_REMOTE_OOB_DATA, |
| 74 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
| 75 | MGMT_OP_START_DISCOVERY, |
| 76 | MGMT_OP_STOP_DISCOVERY, |
| 77 | MGMT_OP_CONFIRM_NAME, |
| 78 | MGMT_OP_BLOCK_DEVICE, |
| 79 | MGMT_OP_UNBLOCK_DEVICE, |
Marcel Holtmann | cdbaccc | 2012-03-11 20:00:29 -0700 | [diff] [blame] | 80 | MGMT_OP_SET_DEVICE_ID, |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 81 | MGMT_OP_SET_ADVERTISING, |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 82 | MGMT_OP_SET_BREDR, |
Marcel Holtmann | d13eafc | 2013-10-02 04:41:30 -0700 | [diff] [blame] | 83 | MGMT_OP_SET_STATIC_ADDRESS, |
Marcel Holtmann | 7f72134e | 2013-10-11 14:44:58 -0700 | [diff] [blame] | 84 | MGMT_OP_SET_SCAN_PARAMS, |
Marcel Holtmann | e98d2ce | 2014-01-10 02:07:22 -0800 | [diff] [blame] | 85 | MGMT_OP_SET_SECURE_CONN, |
Marcel Holtmann | 4e39ac8 | 2014-01-31 11:55:22 -0800 | [diff] [blame] | 86 | MGMT_OP_SET_DEBUG_KEYS, |
Johan Hedberg | 62b04cd | 2014-02-23 19:42:27 +0200 | [diff] [blame] | 87 | MGMT_OP_SET_PRIVACY, |
Johan Hedberg | 41edf16 | 2014-02-18 10:19:35 +0200 | [diff] [blame] | 88 | MGMT_OP_LOAD_IRKS, |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 89 | MGMT_OP_GET_CONN_INFO, |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 90 | MGMT_OP_GET_CLOCK_INFO, |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 91 | MGMT_OP_ADD_DEVICE, |
| 92 | MGMT_OP_REMOVE_DEVICE, |
Johan Hedberg | a26f3dc | 2014-07-02 17:37:29 +0300 | [diff] [blame] | 93 | MGMT_OP_LOAD_CONN_PARAM, |
Marcel Holtmann | 73d1df2 | 2014-07-02 22:10:52 +0200 | [diff] [blame] | 94 | MGMT_OP_READ_UNCONF_INDEX_LIST, |
Marcel Holtmann | 9fc3bfb | 2014-07-04 00:46:56 +0200 | [diff] [blame] | 95 | MGMT_OP_READ_CONFIG_INFO, |
Marcel Holtmann | dbece37 | 2014-07-04 18:11:55 +0200 | [diff] [blame] | 96 | MGMT_OP_SET_EXTERNAL_CONFIG, |
Marcel Holtmann | 9713c17 | 2014-07-06 12:11:15 +0200 | [diff] [blame] | 97 | MGMT_OP_SET_PUBLIC_ADDRESS, |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 98 | MGMT_OP_START_SERVICE_DISCOVERY, |
Marcel Holtmann | 4f0f155 | 2015-03-14 22:43:19 -0700 | [diff] [blame] | 99 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, |
Marcel Holtmann | 96f1474 | 2015-03-14 19:27:57 -0700 | [diff] [blame] | 100 | MGMT_OP_READ_EXT_INDEX_LIST, |
Marcel Holtmann | d3d5305 | 2015-03-14 20:53:25 -0700 | [diff] [blame] | 101 | MGMT_OP_READ_ADV_FEATURES, |
Johan Hedberg | e70bb2e | 2012-02-13 16:59:33 +0200 | [diff] [blame] | 102 | }; |
| 103 | |
| 104 | static const u16 mgmt_events[] = { |
| 105 | MGMT_EV_CONTROLLER_ERROR, |
| 106 | MGMT_EV_INDEX_ADDED, |
| 107 | MGMT_EV_INDEX_REMOVED, |
| 108 | MGMT_EV_NEW_SETTINGS, |
| 109 | MGMT_EV_CLASS_OF_DEV_CHANGED, |
| 110 | MGMT_EV_LOCAL_NAME_CHANGED, |
| 111 | MGMT_EV_NEW_LINK_KEY, |
| 112 | MGMT_EV_NEW_LONG_TERM_KEY, |
| 113 | MGMT_EV_DEVICE_CONNECTED, |
| 114 | MGMT_EV_DEVICE_DISCONNECTED, |
| 115 | MGMT_EV_CONNECT_FAILED, |
| 116 | MGMT_EV_PIN_CODE_REQUEST, |
| 117 | MGMT_EV_USER_CONFIRM_REQUEST, |
| 118 | MGMT_EV_USER_PASSKEY_REQUEST, |
| 119 | MGMT_EV_AUTH_FAILED, |
| 120 | MGMT_EV_DEVICE_FOUND, |
| 121 | MGMT_EV_DISCOVERING, |
| 122 | MGMT_EV_DEVICE_BLOCKED, |
| 123 | MGMT_EV_DEVICE_UNBLOCKED, |
| 124 | MGMT_EV_DEVICE_UNPAIRED, |
Johan Hedberg | 92a2525 | 2012-09-06 18:39:26 +0300 | [diff] [blame] | 125 | MGMT_EV_PASSKEY_NOTIFY, |
Marcel Holtmann | 1b60ef2 | 2014-02-21 21:35:30 -0800 | [diff] [blame] | 126 | MGMT_EV_NEW_IRK, |
Marcel Holtmann | 7ee4ea3 | 2014-03-09 12:19:17 -0700 | [diff] [blame] | 127 | MGMT_EV_NEW_CSRK, |
Marcel Holtmann | 8afef09 | 2014-06-29 22:28:34 +0200 | [diff] [blame] | 128 | MGMT_EV_DEVICE_ADDED, |
| 129 | MGMT_EV_DEVICE_REMOVED, |
Andre Guedes | ffb5a827 | 2014-07-01 18:10:11 -0300 | [diff] [blame] | 130 | MGMT_EV_NEW_CONN_PARAM, |
Marcel Holtmann | 0602a8a | 2014-07-02 21:30:54 +0200 | [diff] [blame] | 131 | MGMT_EV_UNCONF_INDEX_ADDED, |
Marcel Holtmann | edd3896 | 2014-07-02 21:30:55 +0200 | [diff] [blame] | 132 | MGMT_EV_UNCONF_INDEX_REMOVED, |
Marcel Holtmann | f4537c0 | 2014-07-04 19:06:23 +0200 | [diff] [blame] | 133 | MGMT_EV_NEW_CONFIG_OPTIONS, |
Marcel Holtmann | ced8554 | 2015-03-14 19:27:56 -0700 | [diff] [blame] | 134 | MGMT_EV_EXT_INDEX_ADDED, |
| 135 | MGMT_EV_EXT_INDEX_REMOVED, |
Marcel Holtmann | 72000df | 2015-03-16 16:11:21 -0700 | [diff] [blame] | 136 | MGMT_EV_LOCAL_OOB_DATA_UPDATED, |
Johan Hedberg | e70bb2e | 2012-02-13 16:59:33 +0200 | [diff] [blame] | 137 | }; |
| 138 | |
Marcel Holtmann | 17b02e6 | 2012-03-01 14:32:37 -0800 | [diff] [blame] | 139 | #define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000) |
Johan Hedberg | 7d78525 | 2011-12-15 00:47:39 +0200 | [diff] [blame] | 140 | |
Johan Hedberg | d25b78e | 2015-01-27 12:55:52 +0200 | [diff] [blame] | 141 | #define ZERO_KEY "\x00\x00\x00\x00\x00\x00\x00\x00" \ |
| 142 | "\x00\x00\x00\x00\x00\x00\x00\x00" |
| 143 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 144 | struct mgmt_pending_cmd { |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 145 | struct list_head list; |
Johan Hedberg | fc2f4b1 | 2011-11-09 13:58:56 +0200 | [diff] [blame] | 146 | u16 opcode; |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 147 | int index; |
Szymon Janc | c68fb7f | 2011-03-22 13:12:19 +0100 | [diff] [blame] | 148 | void *param; |
Johan Hedberg | 323b0b8 | 2014-12-05 13:36:01 +0200 | [diff] [blame] | 149 | size_t param_len; |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 150 | struct sock *sk; |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 151 | void *user_data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 152 | int (*cmd_complete)(struct mgmt_pending_cmd *cmd, u8 status); |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 153 | }; |
| 154 | |
Johan Hedberg | ca69b79 | 2011-11-11 18:10:00 +0200 | [diff] [blame] | 155 | /* HCI to MGMT error code conversion table */ |
| 156 | static u8 mgmt_status_table[] = { |
| 157 | MGMT_STATUS_SUCCESS, |
| 158 | MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */ |
| 159 | MGMT_STATUS_NOT_CONNECTED, /* No Connection */ |
| 160 | MGMT_STATUS_FAILED, /* Hardware Failure */ |
| 161 | MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */ |
| 162 | MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */ |
Johan Hedberg | eadd663 | 2014-01-13 17:15:53 +0200 | [diff] [blame] | 163 | MGMT_STATUS_AUTH_FAILED, /* PIN or Key Missing */ |
Johan Hedberg | ca69b79 | 2011-11-11 18:10:00 +0200 | [diff] [blame] | 164 | MGMT_STATUS_NO_RESOURCES, /* Memory Full */ |
| 165 | MGMT_STATUS_TIMEOUT, /* Connection Timeout */ |
| 166 | MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */ |
| 167 | MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */ |
| 168 | MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */ |
| 169 | MGMT_STATUS_BUSY, /* Command Disallowed */ |
| 170 | MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */ |
| 171 | MGMT_STATUS_REJECTED, /* Rejected Security */ |
| 172 | MGMT_STATUS_REJECTED, /* Rejected Personal */ |
| 173 | MGMT_STATUS_TIMEOUT, /* Host Timeout */ |
| 174 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */ |
| 175 | MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */ |
| 176 | MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */ |
| 177 | MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */ |
| 178 | MGMT_STATUS_DISCONNECTED, /* OE Power Off */ |
| 179 | MGMT_STATUS_DISCONNECTED, /* Connection Terminated */ |
| 180 | MGMT_STATUS_BUSY, /* Repeated Attempts */ |
| 181 | MGMT_STATUS_REJECTED, /* Pairing Not Allowed */ |
| 182 | MGMT_STATUS_FAILED, /* Unknown LMP PDU */ |
| 183 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */ |
| 184 | MGMT_STATUS_REJECTED, /* SCO Offset Rejected */ |
| 185 | MGMT_STATUS_REJECTED, /* SCO Interval Rejected */ |
| 186 | MGMT_STATUS_REJECTED, /* Air Mode Rejected */ |
| 187 | MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */ |
| 188 | MGMT_STATUS_FAILED, /* Unspecified Error */ |
| 189 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */ |
| 190 | MGMT_STATUS_FAILED, /* Role Change Not Allowed */ |
| 191 | MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */ |
| 192 | MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */ |
| 193 | MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */ |
| 194 | MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */ |
| 195 | MGMT_STATUS_FAILED, /* Unit Link Key Used */ |
| 196 | MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */ |
| 197 | MGMT_STATUS_TIMEOUT, /* Instant Passed */ |
| 198 | MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */ |
| 199 | MGMT_STATUS_FAILED, /* Transaction Collision */ |
| 200 | MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */ |
| 201 | MGMT_STATUS_REJECTED, /* QoS Rejected */ |
| 202 | MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */ |
| 203 | MGMT_STATUS_REJECTED, /* Insufficient Security */ |
| 204 | MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */ |
| 205 | MGMT_STATUS_BUSY, /* Role Switch Pending */ |
| 206 | MGMT_STATUS_FAILED, /* Slot Violation */ |
| 207 | MGMT_STATUS_FAILED, /* Role Switch Failed */ |
| 208 | MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */ |
| 209 | MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */ |
| 210 | MGMT_STATUS_BUSY, /* Host Busy Pairing */ |
| 211 | MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */ |
| 212 | MGMT_STATUS_BUSY, /* Controller Busy */ |
| 213 | MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */ |
| 214 | MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */ |
| 215 | MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */ |
| 216 | MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */ |
| 217 | MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */ |
| 218 | }; |
| 219 | |
| 220 | static u8 mgmt_status(u8 hci_status) |
| 221 | { |
| 222 | if (hci_status < ARRAY_SIZE(mgmt_status_table)) |
| 223 | return mgmt_status_table[hci_status]; |
| 224 | |
| 225 | return MGMT_STATUS_FAILED; |
| 226 | } |
| 227 | |
Johan Hedberg | 7a00ff4 | 2015-03-06 21:08:56 +0200 | [diff] [blame] | 228 | static int mgmt_send_event(u16 event, struct hci_dev *hdev, |
| 229 | unsigned short channel, void *data, u16 data_len, |
Marcel Holtmann | c08b1a1 | 2015-03-14 19:27:59 -0700 | [diff] [blame] | 230 | int flag, struct sock *skip_sk) |
Marcel Holtmann | 04c60f05 | 2014-07-04 19:06:22 +0200 | [diff] [blame] | 231 | { |
| 232 | struct sk_buff *skb; |
| 233 | struct mgmt_hdr *hdr; |
| 234 | |
| 235 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_KERNEL); |
| 236 | if (!skb) |
| 237 | return -ENOMEM; |
| 238 | |
| 239 | hdr = (void *) skb_put(skb, sizeof(*hdr)); |
| 240 | hdr->opcode = cpu_to_le16(event); |
| 241 | if (hdev) |
| 242 | hdr->index = cpu_to_le16(hdev->id); |
| 243 | else |
| 244 | hdr->index = cpu_to_le16(MGMT_INDEX_NONE); |
| 245 | hdr->len = cpu_to_le16(data_len); |
| 246 | |
| 247 | if (data) |
| 248 | memcpy(skb_put(skb, data_len), data, data_len); |
| 249 | |
| 250 | /* Time stamp */ |
| 251 | __net_timestamp(skb); |
| 252 | |
Marcel Holtmann | c08b1a1 | 2015-03-14 19:27:59 -0700 | [diff] [blame] | 253 | hci_send_to_channel(channel, skb, flag, skip_sk); |
Marcel Holtmann | 04c60f05 | 2014-07-04 19:06:22 +0200 | [diff] [blame] | 254 | kfree_skb(skb); |
| 255 | |
| 256 | return 0; |
| 257 | } |
| 258 | |
Marcel Holtmann | c08b1a1 | 2015-03-14 19:27:59 -0700 | [diff] [blame] | 259 | static int mgmt_index_event(u16 event, struct hci_dev *hdev, void *data, |
| 260 | u16 len, int flag) |
Marcel Holtmann | f920733 | 2015-03-14 19:27:55 -0700 | [diff] [blame] | 261 | { |
Marcel Holtmann | c08b1a1 | 2015-03-14 19:27:59 -0700 | [diff] [blame] | 262 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, |
| 263 | flag, NULL); |
Marcel Holtmann | f920733 | 2015-03-14 19:27:55 -0700 | [diff] [blame] | 264 | } |
| 265 | |
Marcel Holtmann | 72000df | 2015-03-16 16:11:21 -0700 | [diff] [blame] | 266 | static int mgmt_limited_event(u16 event, struct hci_dev *hdev, void *data, |
| 267 | u16 len, int flag, struct sock *skip_sk) |
| 268 | { |
| 269 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, |
| 270 | flag, skip_sk); |
| 271 | } |
| 272 | |
Marcel Holtmann | f6b7712 | 2015-03-14 19:28:05 -0700 | [diff] [blame] | 273 | static int mgmt_generic_event(u16 event, struct hci_dev *hdev, void *data, |
| 274 | u16 len, struct sock *skip_sk) |
| 275 | { |
| 276 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, |
| 277 | HCI_MGMT_GENERIC_EVENTS, skip_sk); |
| 278 | } |
| 279 | |
Johan Hedberg | 7a00ff4 | 2015-03-06 21:08:56 +0200 | [diff] [blame] | 280 | static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 len, |
| 281 | struct sock *skip_sk) |
| 282 | { |
| 283 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, |
Marcel Holtmann | c08b1a1 | 2015-03-14 19:27:59 -0700 | [diff] [blame] | 284 | HCI_SOCK_TRUSTED, skip_sk); |
Johan Hedberg | 7a00ff4 | 2015-03-06 21:08:56 +0200 | [diff] [blame] | 285 | } |
| 286 | |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 287 | static int mgmt_cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status) |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 288 | { |
| 289 | struct sk_buff *skb; |
| 290 | struct mgmt_hdr *hdr; |
| 291 | struct mgmt_ev_cmd_status *ev; |
Gustavo F. Padovan | 56b7d13 | 2011-10-14 19:20:01 -0300 | [diff] [blame] | 292 | int err; |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 293 | |
Szymon Janc | 34eb525 | 2011-02-28 14:10:08 +0100 | [diff] [blame] | 294 | BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status); |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 295 | |
Andre Guedes | 790eff4 | 2012-06-07 19:05:46 -0300 | [diff] [blame] | 296 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_KERNEL); |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 297 | if (!skb) |
| 298 | return -ENOMEM; |
| 299 | |
| 300 | hdr = (void *) skb_put(skb, sizeof(*hdr)); |
| 301 | |
Joe Perches | dcf4adb | 2014-03-12 10:52:35 -0700 | [diff] [blame] | 302 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS); |
Szymon Janc | 4e51eae | 2011-02-25 19:05:48 +0100 | [diff] [blame] | 303 | hdr->index = cpu_to_le16(index); |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 304 | hdr->len = cpu_to_le16(sizeof(*ev)); |
| 305 | |
| 306 | ev = (void *) skb_put(skb, sizeof(*ev)); |
| 307 | ev->status = status; |
Marcel Holtmann | eb55ef0 | 2012-03-14 18:08:46 +0200 | [diff] [blame] | 308 | ev->opcode = cpu_to_le16(cmd); |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 309 | |
Gustavo F. Padovan | 56b7d13 | 2011-10-14 19:20:01 -0300 | [diff] [blame] | 310 | err = sock_queue_rcv_skb(sk, skb); |
| 311 | if (err < 0) |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 312 | kfree_skb(skb); |
| 313 | |
Gustavo F. Padovan | 56b7d13 | 2011-10-14 19:20:01 -0300 | [diff] [blame] | 314 | return err; |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 315 | } |
| 316 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 317 | static int mgmt_cmd_complete(struct sock *sk, u16 index, u16 cmd, u8 status, |
| 318 | void *rp, size_t rp_len) |
Johan Hedberg | 02d9812 | 2010-12-13 21:07:04 +0200 | [diff] [blame] | 319 | { |
| 320 | struct sk_buff *skb; |
| 321 | struct mgmt_hdr *hdr; |
| 322 | struct mgmt_ev_cmd_complete *ev; |
Gustavo F. Padovan | 56b7d13 | 2011-10-14 19:20:01 -0300 | [diff] [blame] | 323 | int err; |
Johan Hedberg | 02d9812 | 2010-12-13 21:07:04 +0200 | [diff] [blame] | 324 | |
| 325 | BT_DBG("sock %p", sk); |
| 326 | |
Andre Guedes | 790eff4 | 2012-06-07 19:05:46 -0300 | [diff] [blame] | 327 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_KERNEL); |
Johan Hedberg | 02d9812 | 2010-12-13 21:07:04 +0200 | [diff] [blame] | 328 | if (!skb) |
| 329 | return -ENOMEM; |
| 330 | |
| 331 | hdr = (void *) skb_put(skb, sizeof(*hdr)); |
Johan Hedberg | a38528f | 2011-01-22 06:46:43 +0200 | [diff] [blame] | 332 | |
Joe Perches | dcf4adb | 2014-03-12 10:52:35 -0700 | [diff] [blame] | 333 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
Szymon Janc | 4e51eae | 2011-02-25 19:05:48 +0100 | [diff] [blame] | 334 | hdr->index = cpu_to_le16(index); |
Johan Hedberg | a38528f | 2011-01-22 06:46:43 +0200 | [diff] [blame] | 335 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); |
Johan Hedberg | 02d9812 | 2010-12-13 21:07:04 +0200 | [diff] [blame] | 336 | |
Johan Hedberg | a38528f | 2011-01-22 06:46:43 +0200 | [diff] [blame] | 337 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
Marcel Holtmann | eb55ef0 | 2012-03-14 18:08:46 +0200 | [diff] [blame] | 338 | ev->opcode = cpu_to_le16(cmd); |
Johan Hedberg | aee9b218 | 2012-02-18 15:07:59 +0200 | [diff] [blame] | 339 | ev->status = status; |
Szymon Janc | 8020c16 | 2011-02-28 14:09:50 +0100 | [diff] [blame] | 340 | |
| 341 | if (rp) |
| 342 | memcpy(ev->data, rp, rp_len); |
Johan Hedberg | 02d9812 | 2010-12-13 21:07:04 +0200 | [diff] [blame] | 343 | |
Gustavo F. Padovan | 56b7d13 | 2011-10-14 19:20:01 -0300 | [diff] [blame] | 344 | err = sock_queue_rcv_skb(sk, skb); |
| 345 | if (err < 0) |
Johan Hedberg | 02d9812 | 2010-12-13 21:07:04 +0200 | [diff] [blame] | 346 | kfree_skb(skb); |
| 347 | |
Marcel Holtmann | e5f0e15 | 2012-02-22 11:59:01 +0100 | [diff] [blame] | 348 | return err; |
Johan Hedberg | 02d9812 | 2010-12-13 21:07:04 +0200 | [diff] [blame] | 349 | } |
| 350 | |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 351 | static int read_version(struct sock *sk, struct hci_dev *hdev, void *data, |
| 352 | u16 data_len) |
Johan Hedberg | a38528f | 2011-01-22 06:46:43 +0200 | [diff] [blame] | 353 | { |
| 354 | struct mgmt_rp_read_version rp; |
| 355 | |
| 356 | BT_DBG("sock %p", sk); |
| 357 | |
| 358 | rp.version = MGMT_VERSION; |
Joe Perches | dcf4adb | 2014-03-12 10:52:35 -0700 | [diff] [blame] | 359 | rp.revision = cpu_to_le16(MGMT_REVISION); |
Johan Hedberg | a38528f | 2011-01-22 06:46:43 +0200 | [diff] [blame] | 360 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 361 | return mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, |
| 362 | &rp, sizeof(rp)); |
Johan Hedberg | a38528f | 2011-01-22 06:46:43 +0200 | [diff] [blame] | 363 | } |
| 364 | |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 365 | static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data, |
| 366 | u16 data_len) |
Johan Hedberg | e70bb2e | 2012-02-13 16:59:33 +0200 | [diff] [blame] | 367 | { |
| 368 | struct mgmt_rp_read_commands *rp; |
Marcel Holtmann | eb55ef0 | 2012-03-14 18:08:46 +0200 | [diff] [blame] | 369 | const u16 num_commands = ARRAY_SIZE(mgmt_commands); |
| 370 | const u16 num_events = ARRAY_SIZE(mgmt_events); |
Andrei Emeltchenko | 2e3c35e | 2012-03-14 18:54:15 +0200 | [diff] [blame] | 371 | __le16 *opcode; |
Johan Hedberg | e70bb2e | 2012-02-13 16:59:33 +0200 | [diff] [blame] | 372 | size_t rp_size; |
| 373 | int i, err; |
| 374 | |
| 375 | BT_DBG("sock %p", sk); |
| 376 | |
| 377 | rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16)); |
| 378 | |
| 379 | rp = kmalloc(rp_size, GFP_KERNEL); |
| 380 | if (!rp) |
| 381 | return -ENOMEM; |
| 382 | |
Joe Perches | dcf4adb | 2014-03-12 10:52:35 -0700 | [diff] [blame] | 383 | rp->num_commands = cpu_to_le16(num_commands); |
| 384 | rp->num_events = cpu_to_le16(num_events); |
Johan Hedberg | e70bb2e | 2012-02-13 16:59:33 +0200 | [diff] [blame] | 385 | |
| 386 | for (i = 0, opcode = rp->opcodes; i < num_commands; i++, opcode++) |
| 387 | put_unaligned_le16(mgmt_commands[i], opcode); |
| 388 | |
| 389 | for (i = 0; i < num_events; i++, opcode++) |
| 390 | put_unaligned_le16(mgmt_events[i], opcode); |
| 391 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 392 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, |
| 393 | rp, rp_size); |
Johan Hedberg | e70bb2e | 2012-02-13 16:59:33 +0200 | [diff] [blame] | 394 | kfree(rp); |
| 395 | |
| 396 | return err; |
| 397 | } |
| 398 | |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 399 | static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, |
| 400 | u16 data_len) |
Johan Hedberg | faba42e | 2010-12-13 21:07:05 +0200 | [diff] [blame] | 401 | { |
Johan Hedberg | faba42e | 2010-12-13 21:07:05 +0200 | [diff] [blame] | 402 | struct mgmt_rp_read_index_list *rp; |
Luiz Augusto von Dentz | 8035ded | 2011-11-01 10:58:56 +0200 | [diff] [blame] | 403 | struct hci_dev *d; |
Johan Hedberg | a38528f | 2011-01-22 06:46:43 +0200 | [diff] [blame] | 404 | size_t rp_len; |
Johan Hedberg | faba42e | 2010-12-13 21:07:05 +0200 | [diff] [blame] | 405 | u16 count; |
Johan Hedberg | 476e44c | 2012-10-19 20:10:46 +0300 | [diff] [blame] | 406 | int err; |
Johan Hedberg | faba42e | 2010-12-13 21:07:05 +0200 | [diff] [blame] | 407 | |
| 408 | BT_DBG("sock %p", sk); |
| 409 | |
| 410 | read_lock(&hci_dev_list_lock); |
| 411 | |
| 412 | count = 0; |
Andrei Emeltchenko | bb4b2a9 | 2012-07-19 17:03:40 +0300 | [diff] [blame] | 413 | list_for_each_entry(d, &hci_dev_list, list) { |
Marcel Holtmann | 73d1df2 | 2014-07-02 22:10:52 +0200 | [diff] [blame] | 414 | if (d->dev_type == HCI_BREDR && |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 415 | !hci_dev_test_flag(d, HCI_UNCONFIGURED)) |
Marcel Holtmann | 1514b89 | 2013-10-06 08:25:01 -0700 | [diff] [blame] | 416 | count++; |
Johan Hedberg | faba42e | 2010-12-13 21:07:05 +0200 | [diff] [blame] | 417 | } |
| 418 | |
Johan Hedberg | a38528f | 2011-01-22 06:46:43 +0200 | [diff] [blame] | 419 | rp_len = sizeof(*rp) + (2 * count); |
| 420 | rp = kmalloc(rp_len, GFP_ATOMIC); |
| 421 | if (!rp) { |
Jesper Juhl | b2c60d4 | 2011-01-14 00:18:49 +0100 | [diff] [blame] | 422 | read_unlock(&hci_dev_list_lock); |
Johan Hedberg | faba42e | 2010-12-13 21:07:05 +0200 | [diff] [blame] | 423 | return -ENOMEM; |
Jesper Juhl | b2c60d4 | 2011-01-14 00:18:49 +0100 | [diff] [blame] | 424 | } |
Johan Hedberg | faba42e | 2010-12-13 21:07:05 +0200 | [diff] [blame] | 425 | |
Johan Hedberg | 476e44c | 2012-10-19 20:10:46 +0300 | [diff] [blame] | 426 | count = 0; |
Luiz Augusto von Dentz | 8035ded | 2011-11-01 10:58:56 +0200 | [diff] [blame] | 427 | list_for_each_entry(d, &hci_dev_list, list) { |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 428 | if (hci_dev_test_flag(d, HCI_SETUP) || |
| 429 | hci_dev_test_flag(d, HCI_CONFIG) || |
| 430 | hci_dev_test_flag(d, HCI_USER_CHANNEL)) |
Johan Hedberg | ab81cbf | 2010-12-15 13:53:18 +0200 | [diff] [blame] | 431 | continue; |
| 432 | |
Marcel Holtmann | 73d1df2 | 2014-07-02 22:10:52 +0200 | [diff] [blame] | 433 | /* Devices marked as raw-only are neither configured |
| 434 | * nor unconfigured controllers. |
| 435 | */ |
| 436 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) |
Marcel Holtmann | 0736cfa | 2013-08-26 21:40:51 -0700 | [diff] [blame] | 437 | continue; |
| 438 | |
Marcel Holtmann | 73d1df2 | 2014-07-02 22:10:52 +0200 | [diff] [blame] | 439 | if (d->dev_type == HCI_BREDR && |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 440 | !hci_dev_test_flag(d, HCI_UNCONFIGURED)) { |
Marcel Holtmann | 1514b89 | 2013-10-06 08:25:01 -0700 | [diff] [blame] | 441 | rp->index[count++] = cpu_to_le16(d->id); |
| 442 | BT_DBG("Added hci%u", d->id); |
| 443 | } |
Johan Hedberg | faba42e | 2010-12-13 21:07:05 +0200 | [diff] [blame] | 444 | } |
| 445 | |
Johan Hedberg | 476e44c | 2012-10-19 20:10:46 +0300 | [diff] [blame] | 446 | rp->num_controllers = cpu_to_le16(count); |
| 447 | rp_len = sizeof(*rp) + (2 * count); |
| 448 | |
Johan Hedberg | faba42e | 2010-12-13 21:07:05 +0200 | [diff] [blame] | 449 | read_unlock(&hci_dev_list_lock); |
| 450 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 451 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, |
| 452 | 0, rp, rp_len); |
Johan Hedberg | faba42e | 2010-12-13 21:07:05 +0200 | [diff] [blame] | 453 | |
Johan Hedberg | a38528f | 2011-01-22 06:46:43 +0200 | [diff] [blame] | 454 | kfree(rp); |
| 455 | |
| 456 | return err; |
Johan Hedberg | faba42e | 2010-12-13 21:07:05 +0200 | [diff] [blame] | 457 | } |
| 458 | |
Marcel Holtmann | 73d1df2 | 2014-07-02 22:10:52 +0200 | [diff] [blame] | 459 | static int read_unconf_index_list(struct sock *sk, struct hci_dev *hdev, |
| 460 | void *data, u16 data_len) |
| 461 | { |
| 462 | struct mgmt_rp_read_unconf_index_list *rp; |
| 463 | struct hci_dev *d; |
| 464 | size_t rp_len; |
| 465 | u16 count; |
| 466 | int err; |
| 467 | |
| 468 | BT_DBG("sock %p", sk); |
| 469 | |
| 470 | read_lock(&hci_dev_list_lock); |
| 471 | |
| 472 | count = 0; |
| 473 | list_for_each_entry(d, &hci_dev_list, list) { |
| 474 | if (d->dev_type == HCI_BREDR && |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 475 | hci_dev_test_flag(d, HCI_UNCONFIGURED)) |
Marcel Holtmann | 73d1df2 | 2014-07-02 22:10:52 +0200 | [diff] [blame] | 476 | count++; |
| 477 | } |
| 478 | |
| 479 | rp_len = sizeof(*rp) + (2 * count); |
| 480 | rp = kmalloc(rp_len, GFP_ATOMIC); |
| 481 | if (!rp) { |
| 482 | read_unlock(&hci_dev_list_lock); |
| 483 | return -ENOMEM; |
| 484 | } |
| 485 | |
| 486 | count = 0; |
| 487 | list_for_each_entry(d, &hci_dev_list, list) { |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 488 | if (hci_dev_test_flag(d, HCI_SETUP) || |
| 489 | hci_dev_test_flag(d, HCI_CONFIG) || |
| 490 | hci_dev_test_flag(d, HCI_USER_CHANNEL)) |
Marcel Holtmann | 73d1df2 | 2014-07-02 22:10:52 +0200 | [diff] [blame] | 491 | continue; |
| 492 | |
| 493 | /* Devices marked as raw-only are neither configured |
| 494 | * nor unconfigured controllers. |
| 495 | */ |
| 496 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) |
| 497 | continue; |
| 498 | |
| 499 | if (d->dev_type == HCI_BREDR && |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 500 | hci_dev_test_flag(d, HCI_UNCONFIGURED)) { |
Marcel Holtmann | 73d1df2 | 2014-07-02 22:10:52 +0200 | [diff] [blame] | 501 | rp->index[count++] = cpu_to_le16(d->id); |
| 502 | BT_DBG("Added hci%u", d->id); |
| 503 | } |
| 504 | } |
| 505 | |
| 506 | rp->num_controllers = cpu_to_le16(count); |
| 507 | rp_len = sizeof(*rp) + (2 * count); |
| 508 | |
| 509 | read_unlock(&hci_dev_list_lock); |
| 510 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 511 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, |
| 512 | MGMT_OP_READ_UNCONF_INDEX_LIST, 0, rp, rp_len); |
Marcel Holtmann | 73d1df2 | 2014-07-02 22:10:52 +0200 | [diff] [blame] | 513 | |
| 514 | kfree(rp); |
| 515 | |
| 516 | return err; |
| 517 | } |
| 518 | |
Marcel Holtmann | 96f1474 | 2015-03-14 19:27:57 -0700 | [diff] [blame] | 519 | static int read_ext_index_list(struct sock *sk, struct hci_dev *hdev, |
| 520 | void *data, u16 data_len) |
| 521 | { |
| 522 | struct mgmt_rp_read_ext_index_list *rp; |
| 523 | struct hci_dev *d; |
| 524 | size_t rp_len; |
| 525 | u16 count; |
| 526 | int err; |
| 527 | |
| 528 | BT_DBG("sock %p", sk); |
| 529 | |
| 530 | read_lock(&hci_dev_list_lock); |
| 531 | |
| 532 | count = 0; |
| 533 | list_for_each_entry(d, &hci_dev_list, list) { |
| 534 | if (d->dev_type == HCI_BREDR || d->dev_type == HCI_AMP) |
| 535 | count++; |
| 536 | } |
| 537 | |
| 538 | rp_len = sizeof(*rp) + (sizeof(rp->entry[0]) * count); |
| 539 | rp = kmalloc(rp_len, GFP_ATOMIC); |
| 540 | if (!rp) { |
| 541 | read_unlock(&hci_dev_list_lock); |
| 542 | return -ENOMEM; |
| 543 | } |
| 544 | |
| 545 | count = 0; |
| 546 | list_for_each_entry(d, &hci_dev_list, list) { |
| 547 | if (hci_dev_test_flag(d, HCI_SETUP) || |
| 548 | hci_dev_test_flag(d, HCI_CONFIG) || |
| 549 | hci_dev_test_flag(d, HCI_USER_CHANNEL)) |
| 550 | continue; |
| 551 | |
| 552 | /* Devices marked as raw-only are neither configured |
| 553 | * nor unconfigured controllers. |
| 554 | */ |
| 555 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) |
| 556 | continue; |
| 557 | |
| 558 | if (d->dev_type == HCI_BREDR) { |
| 559 | if (hci_dev_test_flag(d, HCI_UNCONFIGURED)) |
| 560 | rp->entry[count].type = 0x01; |
| 561 | else |
| 562 | rp->entry[count].type = 0x00; |
| 563 | } else if (d->dev_type == HCI_AMP) { |
| 564 | rp->entry[count].type = 0x02; |
| 565 | } else { |
| 566 | continue; |
| 567 | } |
| 568 | |
| 569 | rp->entry[count].bus = d->bus; |
| 570 | rp->entry[count++].index = cpu_to_le16(d->id); |
| 571 | BT_DBG("Added hci%u", d->id); |
| 572 | } |
| 573 | |
| 574 | rp->num_controllers = cpu_to_le16(count); |
| 575 | rp_len = sizeof(*rp) + (sizeof(rp->entry[0]) * count); |
| 576 | |
| 577 | read_unlock(&hci_dev_list_lock); |
| 578 | |
| 579 | /* If this command is called at least once, then all the |
| 580 | * default index and unconfigured index events are disabled |
| 581 | * and from now on only extended index events are used. |
| 582 | */ |
| 583 | hci_sock_set_flag(sk, HCI_MGMT_EXT_INDEX_EVENTS); |
| 584 | hci_sock_clear_flag(sk, HCI_MGMT_INDEX_EVENTS); |
| 585 | hci_sock_clear_flag(sk, HCI_MGMT_UNCONF_INDEX_EVENTS); |
| 586 | |
| 587 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, |
| 588 | MGMT_OP_READ_EXT_INDEX_LIST, 0, rp, rp_len); |
| 589 | |
| 590 | kfree(rp); |
| 591 | |
| 592 | return err; |
| 593 | } |
| 594 | |
Marcel Holtmann | dbece37 | 2014-07-04 18:11:55 +0200 | [diff] [blame] | 595 | static bool is_configured(struct hci_dev *hdev) |
| 596 | { |
| 597 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) && |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 598 | !hci_dev_test_flag(hdev, HCI_EXT_CONFIGURED)) |
Marcel Holtmann | dbece37 | 2014-07-04 18:11:55 +0200 | [diff] [blame] | 599 | return false; |
| 600 | |
| 601 | if (test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks) && |
| 602 | !bacmp(&hdev->public_addr, BDADDR_ANY)) |
| 603 | return false; |
| 604 | |
| 605 | return true; |
| 606 | } |
| 607 | |
Marcel Holtmann | 89bc22d | 2014-07-04 16:54:37 +0200 | [diff] [blame] | 608 | static __le32 get_missing_options(struct hci_dev *hdev) |
| 609 | { |
| 610 | u32 options = 0; |
| 611 | |
Marcel Holtmann | dbece37 | 2014-07-04 18:11:55 +0200 | [diff] [blame] | 612 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) && |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 613 | !hci_dev_test_flag(hdev, HCI_EXT_CONFIGURED)) |
Marcel Holtmann | eb1904f | 2014-07-04 17:23:33 +0200 | [diff] [blame] | 614 | options |= MGMT_OPTION_EXTERNAL_CONFIG; |
| 615 | |
Marcel Holtmann | 89bc22d | 2014-07-04 16:54:37 +0200 | [diff] [blame] | 616 | if (test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks) && |
| 617 | !bacmp(&hdev->public_addr, BDADDR_ANY)) |
| 618 | options |= MGMT_OPTION_PUBLIC_ADDRESS; |
| 619 | |
| 620 | return cpu_to_le32(options); |
| 621 | } |
| 622 | |
Marcel Holtmann | f4537c0 | 2014-07-04 19:06:23 +0200 | [diff] [blame] | 623 | static int new_options(struct hci_dev *hdev, struct sock *skip) |
| 624 | { |
| 625 | __le32 options = get_missing_options(hdev); |
| 626 | |
Marcel Holtmann | f6b7712 | 2015-03-14 19:28:05 -0700 | [diff] [blame] | 627 | return mgmt_generic_event(MGMT_EV_NEW_CONFIG_OPTIONS, hdev, &options, |
| 628 | sizeof(options), skip); |
Marcel Holtmann | f4537c0 | 2014-07-04 19:06:23 +0200 | [diff] [blame] | 629 | } |
| 630 | |
Marcel Holtmann | dbece37 | 2014-07-04 18:11:55 +0200 | [diff] [blame] | 631 | static int send_options_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
| 632 | { |
| 633 | __le32 options = get_missing_options(hdev); |
| 634 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 635 | return mgmt_cmd_complete(sk, hdev->id, opcode, 0, &options, |
| 636 | sizeof(options)); |
Marcel Holtmann | dbece37 | 2014-07-04 18:11:55 +0200 | [diff] [blame] | 637 | } |
| 638 | |
Marcel Holtmann | 9fc3bfb | 2014-07-04 00:46:56 +0200 | [diff] [blame] | 639 | static int read_config_info(struct sock *sk, struct hci_dev *hdev, |
| 640 | void *data, u16 data_len) |
| 641 | { |
| 642 | struct mgmt_rp_read_config_info rp; |
Marcel Holtmann | 89bc22d | 2014-07-04 16:54:37 +0200 | [diff] [blame] | 643 | u32 options = 0; |
Marcel Holtmann | 9fc3bfb | 2014-07-04 00:46:56 +0200 | [diff] [blame] | 644 | |
| 645 | BT_DBG("sock %p %s", sk, hdev->name); |
| 646 | |
| 647 | hci_dev_lock(hdev); |
| 648 | |
| 649 | memset(&rp, 0, sizeof(rp)); |
| 650 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); |
Marcel Holtmann | 89bc22d | 2014-07-04 16:54:37 +0200 | [diff] [blame] | 651 | |
Marcel Holtmann | eb1904f | 2014-07-04 17:23:33 +0200 | [diff] [blame] | 652 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks)) |
| 653 | options |= MGMT_OPTION_EXTERNAL_CONFIG; |
| 654 | |
Marcel Holtmann | 9fc3bfb | 2014-07-04 00:46:56 +0200 | [diff] [blame] | 655 | if (hdev->set_bdaddr) |
Marcel Holtmann | 89bc22d | 2014-07-04 16:54:37 +0200 | [diff] [blame] | 656 | options |= MGMT_OPTION_PUBLIC_ADDRESS; |
| 657 | |
| 658 | rp.supported_options = cpu_to_le32(options); |
| 659 | rp.missing_options = get_missing_options(hdev); |
Marcel Holtmann | 9fc3bfb | 2014-07-04 00:46:56 +0200 | [diff] [blame] | 660 | |
| 661 | hci_dev_unlock(hdev); |
| 662 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 663 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_CONFIG_INFO, 0, |
| 664 | &rp, sizeof(rp)); |
Marcel Holtmann | 9fc3bfb | 2014-07-04 00:46:56 +0200 | [diff] [blame] | 665 | } |
| 666 | |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 667 | static u32 get_supported_settings(struct hci_dev *hdev) |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 668 | { |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 669 | u32 settings = 0; |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 670 | |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 671 | settings |= MGMT_SETTING_POWERED; |
Johan Hedberg | b293947 | 2014-07-30 09:22:23 +0300 | [diff] [blame] | 672 | settings |= MGMT_SETTING_BONDABLE; |
Marcel Holtmann | b1de97d | 2014-01-31 11:55:21 -0800 | [diff] [blame] | 673 | settings |= MGMT_SETTING_DEBUG_KEYS; |
Johan Hedberg | 3742abf | 2014-07-08 16:07:34 +0300 | [diff] [blame] | 674 | settings |= MGMT_SETTING_CONNECTABLE; |
| 675 | settings |= MGMT_SETTING_DISCOVERABLE; |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 676 | |
Andre Guedes | ed3fa31 | 2012-07-24 15:03:46 -0300 | [diff] [blame] | 677 | if (lmp_bredr_capable(hdev)) { |
Johan Hedberg | 1a47aee | 2013-03-15 17:07:06 -0500 | [diff] [blame] | 678 | if (hdev->hci_ver >= BLUETOOTH_VER_1_2) |
| 679 | settings |= MGMT_SETTING_FAST_CONNECTABLE; |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 680 | settings |= MGMT_SETTING_BREDR; |
| 681 | settings |= MGMT_SETTING_LINK_SECURITY; |
Marcel Holtmann | a82974c | 2013-10-11 09:48:47 -0700 | [diff] [blame] | 682 | |
| 683 | if (lmp_ssp_capable(hdev)) { |
| 684 | settings |= MGMT_SETTING_SSP; |
| 685 | settings |= MGMT_SETTING_HS; |
| 686 | } |
Marcel Holtmann | e98d2ce | 2014-01-10 02:07:22 -0800 | [diff] [blame] | 687 | |
Marcel Holtmann | 05b3c3e | 2014-12-31 14:43:18 -0800 | [diff] [blame] | 688 | if (lmp_sc_capable(hdev)) |
Marcel Holtmann | e98d2ce | 2014-01-10 02:07:22 -0800 | [diff] [blame] | 689 | settings |= MGMT_SETTING_SECURE_CONN; |
Marcel Holtmann | 848566b | 2013-10-01 22:59:22 -0700 | [diff] [blame] | 690 | } |
Marcel Holtmann | d7b7e79 | 2012-02-20 21:47:49 +0100 | [diff] [blame] | 691 | |
Johan Hedberg | eeca6f8 | 2013-09-25 13:26:09 +0300 | [diff] [blame] | 692 | if (lmp_le_capable(hdev)) { |
Marcel Holtmann | 9d42820 | 2012-05-03 07:12:31 +0200 | [diff] [blame] | 693 | settings |= MGMT_SETTING_LE; |
Johan Hedberg | eeca6f8 | 2013-09-25 13:26:09 +0300 | [diff] [blame] | 694 | settings |= MGMT_SETTING_ADVERTISING; |
Johan Hedberg | a320969 | 2014-05-26 11:23:35 +0300 | [diff] [blame] | 695 | settings |= MGMT_SETTING_SECURE_CONN; |
Johan Hedberg | 0f4bd94 | 2014-02-22 19:06:35 +0200 | [diff] [blame] | 696 | settings |= MGMT_SETTING_PRIVACY; |
Marcel Holtmann | 93690c2 | 2015-03-06 10:11:21 -0800 | [diff] [blame] | 697 | settings |= MGMT_SETTING_STATIC_ADDRESS; |
Johan Hedberg | eeca6f8 | 2013-09-25 13:26:09 +0300 | [diff] [blame] | 698 | } |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 699 | |
Marcel Holtmann | eb1904f | 2014-07-04 17:23:33 +0200 | [diff] [blame] | 700 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) || |
| 701 | hdev->set_bdaddr) |
Marcel Holtmann | 9fc3bfb | 2014-07-04 00:46:56 +0200 | [diff] [blame] | 702 | settings |= MGMT_SETTING_CONFIGURATION; |
| 703 | |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 704 | return settings; |
| 705 | } |
Johan Hedberg | ebc99fe | 2011-01-04 11:54:26 +0200 | [diff] [blame] | 706 | |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 707 | static u32 get_current_settings(struct hci_dev *hdev) |
| 708 | { |
| 709 | u32 settings = 0; |
Johan Hedberg | dc4fe30 | 2011-03-16 14:29:36 +0200 | [diff] [blame] | 710 | |
Johan Hedberg | f1f0eb0 | 2012-02-21 17:15:41 +0200 | [diff] [blame] | 711 | if (hdev_is_powered(hdev)) |
Marcel Holtmann | f0d4b78 | 2012-02-21 12:14:25 +0100 | [diff] [blame] | 712 | settings |= MGMT_SETTING_POWERED; |
| 713 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 714 | if (hci_dev_test_flag(hdev, HCI_CONNECTABLE)) |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 715 | settings |= MGMT_SETTING_CONNECTABLE; |
| 716 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 717 | if (hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE)) |
Johan Hedberg | 1a4d3c4 | 2013-03-15 17:07:08 -0500 | [diff] [blame] | 718 | settings |= MGMT_SETTING_FAST_CONNECTABLE; |
| 719 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 720 | if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 721 | settings |= MGMT_SETTING_DISCOVERABLE; |
| 722 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 723 | if (hci_dev_test_flag(hdev, HCI_BONDABLE)) |
Johan Hedberg | b293947 | 2014-07-30 09:22:23 +0300 | [diff] [blame] | 724 | settings |= MGMT_SETTING_BONDABLE; |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 725 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 726 | if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 727 | settings |= MGMT_SETTING_BREDR; |
| 728 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 729 | if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 730 | settings |= MGMT_SETTING_LE; |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 731 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 732 | if (hci_dev_test_flag(hdev, HCI_LINK_SECURITY)) |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 733 | settings |= MGMT_SETTING_LINK_SECURITY; |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 734 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 735 | if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 736 | settings |= MGMT_SETTING_SSP; |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 737 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 738 | if (hci_dev_test_flag(hdev, HCI_HS_ENABLED)) |
Johan Hedberg | 6d80dfd | 2012-02-20 23:50:38 +0200 | [diff] [blame] | 739 | settings |= MGMT_SETTING_HS; |
| 740 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 741 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
Johan Hedberg | eeca6f8 | 2013-09-25 13:26:09 +0300 | [diff] [blame] | 742 | settings |= MGMT_SETTING_ADVERTISING; |
| 743 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 744 | if (hci_dev_test_flag(hdev, HCI_SC_ENABLED)) |
Marcel Holtmann | e98d2ce | 2014-01-10 02:07:22 -0800 | [diff] [blame] | 745 | settings |= MGMT_SETTING_SECURE_CONN; |
| 746 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 747 | if (hci_dev_test_flag(hdev, HCI_KEEP_DEBUG_KEYS)) |
Marcel Holtmann | b1de97d | 2014-01-31 11:55:21 -0800 | [diff] [blame] | 748 | settings |= MGMT_SETTING_DEBUG_KEYS; |
| 749 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 750 | if (hci_dev_test_flag(hdev, HCI_PRIVACY)) |
Johan Hedberg | 0f4bd94 | 2014-02-22 19:06:35 +0200 | [diff] [blame] | 751 | settings |= MGMT_SETTING_PRIVACY; |
| 752 | |
Marcel Holtmann | 93690c2 | 2015-03-06 10:11:21 -0800 | [diff] [blame] | 753 | /* The current setting for static address has two purposes. The |
| 754 | * first is to indicate if the static address will be used and |
| 755 | * the second is to indicate if it is actually set. |
| 756 | * |
| 757 | * This means if the static address is not configured, this flag |
| 758 | * will never bet set. If the address is configured, then if the |
| 759 | * address is actually used decides if the flag is set or not. |
| 760 | * |
| 761 | * For single mode LE only controllers and dual-mode controllers |
| 762 | * with BR/EDR disabled, the existence of the static address will |
| 763 | * be evaluated. |
| 764 | */ |
Marcel Holtmann | b7cb93e | 2015-03-13 10:20:35 -0700 | [diff] [blame] | 765 | if (hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) || |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 766 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) || |
Marcel Holtmann | 93690c2 | 2015-03-06 10:11:21 -0800 | [diff] [blame] | 767 | !bacmp(&hdev->bdaddr, BDADDR_ANY)) { |
| 768 | if (bacmp(&hdev->static_addr, BDADDR_ANY)) |
| 769 | settings |= MGMT_SETTING_STATIC_ADDRESS; |
| 770 | } |
| 771 | |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 772 | return settings; |
Johan Hedberg | c542a06 | 2011-01-26 13:11:03 +0200 | [diff] [blame] | 773 | } |
| 774 | |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 775 | #define PNP_INFO_SVCLASS_ID 0x1200 |
| 776 | |
Johan Hedberg | 213202e | 2013-01-27 00:31:33 +0200 | [diff] [blame] | 777 | static u8 *create_uuid16_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
| 778 | { |
| 779 | u8 *ptr = data, *uuids_start = NULL; |
| 780 | struct bt_uuid *uuid; |
| 781 | |
| 782 | if (len < 4) |
| 783 | return ptr; |
| 784 | |
| 785 | list_for_each_entry(uuid, &hdev->uuids, list) { |
| 786 | u16 uuid16; |
| 787 | |
| 788 | if (uuid->size != 16) |
| 789 | continue; |
| 790 | |
| 791 | uuid16 = get_unaligned_le16(&uuid->uuid[12]); |
| 792 | if (uuid16 < 0x1100) |
| 793 | continue; |
| 794 | |
| 795 | if (uuid16 == PNP_INFO_SVCLASS_ID) |
| 796 | continue; |
| 797 | |
| 798 | if (!uuids_start) { |
| 799 | uuids_start = ptr; |
| 800 | uuids_start[0] = 1; |
| 801 | uuids_start[1] = EIR_UUID16_ALL; |
| 802 | ptr += 2; |
| 803 | } |
| 804 | |
| 805 | /* Stop if not enough space to put next UUID */ |
| 806 | if ((ptr - data) + sizeof(u16) > len) { |
| 807 | uuids_start[1] = EIR_UUID16_SOME; |
| 808 | break; |
| 809 | } |
| 810 | |
| 811 | *ptr++ = (uuid16 & 0x00ff); |
| 812 | *ptr++ = (uuid16 & 0xff00) >> 8; |
| 813 | uuids_start[0] += sizeof(uuid16); |
| 814 | } |
| 815 | |
| 816 | return ptr; |
| 817 | } |
| 818 | |
Johan Hedberg | cdf1963 | 2013-01-27 00:31:34 +0200 | [diff] [blame] | 819 | static u8 *create_uuid32_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
| 820 | { |
| 821 | u8 *ptr = data, *uuids_start = NULL; |
| 822 | struct bt_uuid *uuid; |
| 823 | |
| 824 | if (len < 6) |
| 825 | return ptr; |
| 826 | |
| 827 | list_for_each_entry(uuid, &hdev->uuids, list) { |
| 828 | if (uuid->size != 32) |
| 829 | continue; |
| 830 | |
| 831 | if (!uuids_start) { |
| 832 | uuids_start = ptr; |
| 833 | uuids_start[0] = 1; |
| 834 | uuids_start[1] = EIR_UUID32_ALL; |
| 835 | ptr += 2; |
| 836 | } |
| 837 | |
| 838 | /* Stop if not enough space to put next UUID */ |
| 839 | if ((ptr - data) + sizeof(u32) > len) { |
| 840 | uuids_start[1] = EIR_UUID32_SOME; |
| 841 | break; |
| 842 | } |
| 843 | |
| 844 | memcpy(ptr, &uuid->uuid[12], sizeof(u32)); |
| 845 | ptr += sizeof(u32); |
| 846 | uuids_start[0] += sizeof(u32); |
| 847 | } |
| 848 | |
| 849 | return ptr; |
| 850 | } |
| 851 | |
Johan Hedberg | c00d575 | 2013-01-27 00:31:35 +0200 | [diff] [blame] | 852 | static u8 *create_uuid128_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
| 853 | { |
| 854 | u8 *ptr = data, *uuids_start = NULL; |
| 855 | struct bt_uuid *uuid; |
| 856 | |
| 857 | if (len < 18) |
| 858 | return ptr; |
| 859 | |
| 860 | list_for_each_entry(uuid, &hdev->uuids, list) { |
| 861 | if (uuid->size != 128) |
| 862 | continue; |
| 863 | |
| 864 | if (!uuids_start) { |
| 865 | uuids_start = ptr; |
| 866 | uuids_start[0] = 1; |
| 867 | uuids_start[1] = EIR_UUID128_ALL; |
| 868 | ptr += 2; |
| 869 | } |
| 870 | |
| 871 | /* Stop if not enough space to put next UUID */ |
| 872 | if ((ptr - data) + 16 > len) { |
| 873 | uuids_start[1] = EIR_UUID128_SOME; |
| 874 | break; |
| 875 | } |
| 876 | |
| 877 | memcpy(ptr, uuid->uuid, 16); |
| 878 | ptr += 16; |
| 879 | uuids_start[0] += 16; |
| 880 | } |
| 881 | |
| 882 | return ptr; |
| 883 | } |
| 884 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 885 | static struct mgmt_pending_cmd *mgmt_pending_find(unsigned short channel, |
| 886 | u16 opcode, |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 887 | struct hci_dev *hdev) |
Johan Hedberg | eb2a8d2 | 2013-10-19 23:38:20 +0300 | [diff] [blame] | 888 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 889 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | eb2a8d2 | 2013-10-19 23:38:20 +0300 | [diff] [blame] | 890 | |
| 891 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 892 | if (hci_sock_get_channel(cmd->sk) != channel) |
| 893 | continue; |
Johan Hedberg | eb2a8d2 | 2013-10-19 23:38:20 +0300 | [diff] [blame] | 894 | if (cmd->opcode == opcode) |
| 895 | return cmd; |
| 896 | } |
| 897 | |
| 898 | return NULL; |
| 899 | } |
| 900 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 901 | static struct mgmt_pending_cmd *pending_find(u16 opcode, struct hci_dev *hdev) |
| 902 | { |
| 903 | return mgmt_pending_find(HCI_CHANNEL_CONTROL, opcode, hdev); |
| 904 | } |
| 905 | |
| 906 | static struct mgmt_pending_cmd *mgmt_pending_find_data(unsigned short channel, |
| 907 | u16 opcode, |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 908 | struct hci_dev *hdev, |
| 909 | const void *data) |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 910 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 911 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 912 | |
| 913 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
| 914 | if (cmd->user_data != data) |
| 915 | continue; |
| 916 | if (cmd->opcode == opcode) |
| 917 | return cmd; |
| 918 | } |
| 919 | |
| 920 | return NULL; |
| 921 | } |
| 922 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 923 | static struct mgmt_pending_cmd *pending_find_data(u16 opcode, |
| 924 | struct hci_dev *hdev, |
| 925 | const void *data) |
| 926 | { |
| 927 | return mgmt_pending_find_data(HCI_CHANNEL_CONTROL, opcode, hdev, data); |
| 928 | } |
| 929 | |
Marcel Holtmann | f14d8f6 | 2013-10-16 00:16:48 -0700 | [diff] [blame] | 930 | static u8 create_scan_rsp_data(struct hci_dev *hdev, u8 *ptr) |
| 931 | { |
Marcel Holtmann | 7a5f499 | 2013-10-16 00:16:49 -0700 | [diff] [blame] | 932 | u8 ad_len = 0; |
| 933 | size_t name_len; |
| 934 | |
| 935 | name_len = strlen(hdev->dev_name); |
| 936 | if (name_len > 0) { |
| 937 | size_t max_len = HCI_MAX_AD_LENGTH - ad_len - 2; |
| 938 | |
| 939 | if (name_len > max_len) { |
| 940 | name_len = max_len; |
| 941 | ptr[1] = EIR_NAME_SHORT; |
| 942 | } else |
| 943 | ptr[1] = EIR_NAME_COMPLETE; |
| 944 | |
| 945 | ptr[0] = name_len + 1; |
| 946 | |
| 947 | memcpy(ptr + 2, hdev->dev_name, name_len); |
| 948 | |
| 949 | ad_len += (name_len + 2); |
| 950 | ptr += (name_len + 2); |
| 951 | } |
| 952 | |
| 953 | return ad_len; |
Marcel Holtmann | f14d8f6 | 2013-10-16 00:16:48 -0700 | [diff] [blame] | 954 | } |
| 955 | |
| 956 | static void update_scan_rsp_data(struct hci_request *req) |
| 957 | { |
| 958 | struct hci_dev *hdev = req->hdev; |
| 959 | struct hci_cp_le_set_scan_rsp_data cp; |
| 960 | u8 len; |
| 961 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 962 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
Marcel Holtmann | f14d8f6 | 2013-10-16 00:16:48 -0700 | [diff] [blame] | 963 | return; |
| 964 | |
| 965 | memset(&cp, 0, sizeof(cp)); |
| 966 | |
| 967 | len = create_scan_rsp_data(hdev, cp.data); |
| 968 | |
Johan Hedberg | eb438b5 | 2013-10-16 15:31:07 +0300 | [diff] [blame] | 969 | if (hdev->scan_rsp_data_len == len && |
| 970 | memcmp(cp.data, hdev->scan_rsp_data, len) == 0) |
Marcel Holtmann | f14d8f6 | 2013-10-16 00:16:48 -0700 | [diff] [blame] | 971 | return; |
| 972 | |
Johan Hedberg | eb438b5 | 2013-10-16 15:31:07 +0300 | [diff] [blame] | 973 | memcpy(hdev->scan_rsp_data, cp.data, sizeof(cp.data)); |
| 974 | hdev->scan_rsp_data_len = len; |
Marcel Holtmann | f14d8f6 | 2013-10-16 00:16:48 -0700 | [diff] [blame] | 975 | |
| 976 | cp.length = len; |
| 977 | |
| 978 | hci_req_add(req, HCI_OP_LE_SET_SCAN_RSP_DATA, sizeof(cp), &cp); |
| 979 | } |
| 980 | |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 981 | static u8 get_adv_discov_flags(struct hci_dev *hdev) |
| 982 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 983 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 984 | |
| 985 | /* If there's a pending mgmt command the flags will not yet have |
| 986 | * their final values, so check for this first. |
| 987 | */ |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 988 | cmd = pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 989 | if (cmd) { |
| 990 | struct mgmt_mode *cp = cmd->param; |
| 991 | if (cp->val == 0x01) |
| 992 | return LE_AD_GENERAL; |
| 993 | else if (cp->val == 0x02) |
| 994 | return LE_AD_LIMITED; |
| 995 | } else { |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 996 | if (hci_dev_test_flag(hdev, HCI_LIMITED_DISCOVERABLE)) |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 997 | return LE_AD_LIMITED; |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 998 | else if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 999 | return LE_AD_GENERAL; |
| 1000 | } |
| 1001 | |
| 1002 | return 0; |
| 1003 | } |
| 1004 | |
Marcel Holtmann | 46cad2e | 2013-10-16 00:16:46 -0700 | [diff] [blame] | 1005 | static u8 create_adv_data(struct hci_dev *hdev, u8 *ptr) |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 1006 | { |
| 1007 | u8 ad_len = 0, flags = 0; |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 1008 | |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 1009 | flags |= get_adv_discov_flags(hdev); |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 1010 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1011 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 1012 | flags |= LE_AD_NO_BREDR; |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 1013 | |
| 1014 | if (flags) { |
| 1015 | BT_DBG("adv flags 0x%02x", flags); |
| 1016 | |
| 1017 | ptr[0] = 2; |
| 1018 | ptr[1] = EIR_FLAGS; |
| 1019 | ptr[2] = flags; |
| 1020 | |
| 1021 | ad_len += 3; |
| 1022 | ptr += 3; |
| 1023 | } |
| 1024 | |
| 1025 | if (hdev->adv_tx_power != HCI_TX_POWER_INVALID) { |
| 1026 | ptr[0] = 2; |
| 1027 | ptr[1] = EIR_TX_POWER; |
| 1028 | ptr[2] = (u8) hdev->adv_tx_power; |
| 1029 | |
| 1030 | ad_len += 3; |
| 1031 | ptr += 3; |
| 1032 | } |
| 1033 | |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 1034 | return ad_len; |
| 1035 | } |
| 1036 | |
Marcel Holtmann | 5947f4b | 2013-10-16 00:16:50 -0700 | [diff] [blame] | 1037 | static void update_adv_data(struct hci_request *req) |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 1038 | { |
| 1039 | struct hci_dev *hdev = req->hdev; |
| 1040 | struct hci_cp_le_set_adv_data cp; |
| 1041 | u8 len; |
| 1042 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1043 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 1044 | return; |
| 1045 | |
| 1046 | memset(&cp, 0, sizeof(cp)); |
| 1047 | |
Marcel Holtmann | 46cad2e | 2013-10-16 00:16:46 -0700 | [diff] [blame] | 1048 | len = create_adv_data(hdev, cp.data); |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 1049 | |
| 1050 | if (hdev->adv_data_len == len && |
| 1051 | memcmp(cp.data, hdev->adv_data, len) == 0) |
| 1052 | return; |
| 1053 | |
| 1054 | memcpy(hdev->adv_data, cp.data, sizeof(cp.data)); |
| 1055 | hdev->adv_data_len = len; |
| 1056 | |
| 1057 | cp.length = len; |
| 1058 | |
| 1059 | hci_req_add(req, HCI_OP_LE_SET_ADV_DATA, sizeof(cp), &cp); |
| 1060 | } |
| 1061 | |
Johan Hedberg | bc6d2d0 | 2014-07-10 12:09:08 +0300 | [diff] [blame] | 1062 | int mgmt_update_adv_data(struct hci_dev *hdev) |
| 1063 | { |
| 1064 | struct hci_request req; |
| 1065 | |
| 1066 | hci_req_init(&req, hdev); |
| 1067 | update_adv_data(&req); |
| 1068 | |
| 1069 | return hci_req_run(&req, NULL); |
| 1070 | } |
| 1071 | |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 1072 | static void create_eir(struct hci_dev *hdev, u8 *data) |
| 1073 | { |
| 1074 | u8 *ptr = data; |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 1075 | size_t name_len; |
| 1076 | |
| 1077 | name_len = strlen(hdev->dev_name); |
| 1078 | |
| 1079 | if (name_len > 0) { |
| 1080 | /* EIR Data type */ |
| 1081 | if (name_len > 48) { |
| 1082 | name_len = 48; |
| 1083 | ptr[1] = EIR_NAME_SHORT; |
| 1084 | } else |
| 1085 | ptr[1] = EIR_NAME_COMPLETE; |
| 1086 | |
| 1087 | /* EIR Data length */ |
| 1088 | ptr[0] = name_len + 1; |
| 1089 | |
| 1090 | memcpy(ptr + 2, hdev->dev_name, name_len); |
| 1091 | |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 1092 | ptr += (name_len + 2); |
| 1093 | } |
| 1094 | |
Johan Hedberg | bbaf444 | 2012-11-08 01:22:59 +0100 | [diff] [blame] | 1095 | if (hdev->inq_tx_power != HCI_TX_POWER_INVALID) { |
Marcel Holtmann | 91c4e9b | 2012-03-11 19:27:21 -0700 | [diff] [blame] | 1096 | ptr[0] = 2; |
| 1097 | ptr[1] = EIR_TX_POWER; |
| 1098 | ptr[2] = (u8) hdev->inq_tx_power; |
| 1099 | |
Marcel Holtmann | 91c4e9b | 2012-03-11 19:27:21 -0700 | [diff] [blame] | 1100 | ptr += 3; |
| 1101 | } |
| 1102 | |
Marcel Holtmann | 2b9be13 | 2012-03-11 19:32:12 -0700 | [diff] [blame] | 1103 | if (hdev->devid_source > 0) { |
| 1104 | ptr[0] = 9; |
| 1105 | ptr[1] = EIR_DEVICE_ID; |
| 1106 | |
| 1107 | put_unaligned_le16(hdev->devid_source, ptr + 2); |
| 1108 | put_unaligned_le16(hdev->devid_vendor, ptr + 4); |
| 1109 | put_unaligned_le16(hdev->devid_product, ptr + 6); |
| 1110 | put_unaligned_le16(hdev->devid_version, ptr + 8); |
| 1111 | |
Marcel Holtmann | 2b9be13 | 2012-03-11 19:32:12 -0700 | [diff] [blame] | 1112 | ptr += 10; |
| 1113 | } |
| 1114 | |
Johan Hedberg | 213202e | 2013-01-27 00:31:33 +0200 | [diff] [blame] | 1115 | ptr = create_uuid16_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
Johan Hedberg | cdf1963 | 2013-01-27 00:31:34 +0200 | [diff] [blame] | 1116 | ptr = create_uuid32_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
Johan Hedberg | c00d575 | 2013-01-27 00:31:35 +0200 | [diff] [blame] | 1117 | ptr = create_uuid128_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 1118 | } |
| 1119 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1120 | static void update_eir(struct hci_request *req) |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 1121 | { |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1122 | struct hci_dev *hdev = req->hdev; |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 1123 | struct hci_cp_write_eir cp; |
| 1124 | |
Johan Hedberg | 504c8dc | 2012-02-23 13:30:41 +0200 | [diff] [blame] | 1125 | if (!hdev_is_powered(hdev)) |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1126 | return; |
Johan Hedberg | 7770c4a | 2012-02-22 22:06:38 +0200 | [diff] [blame] | 1127 | |
Johan Hedberg | 976eb20 | 2012-10-24 21:12:01 +0300 | [diff] [blame] | 1128 | if (!lmp_ext_inq_capable(hdev)) |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1129 | return; |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 1130 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1131 | if (!hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1132 | return; |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 1133 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1134 | if (hci_dev_test_flag(hdev, HCI_SERVICE_CACHE)) |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1135 | return; |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 1136 | |
| 1137 | memset(&cp, 0, sizeof(cp)); |
| 1138 | |
| 1139 | create_eir(hdev, cp.data); |
| 1140 | |
| 1141 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1142 | return; |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 1143 | |
| 1144 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); |
| 1145 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1146 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 1147 | } |
| 1148 | |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 1149 | static u8 get_service_classes(struct hci_dev *hdev) |
| 1150 | { |
Gustavo F. Padovan | 12dc074 | 2011-10-14 19:32:56 -0300 | [diff] [blame] | 1151 | struct bt_uuid *uuid; |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 1152 | u8 val = 0; |
| 1153 | |
Gustavo F. Padovan | 12dc074 | 2011-10-14 19:32:56 -0300 | [diff] [blame] | 1154 | list_for_each_entry(uuid, &hdev->uuids, list) |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 1155 | val |= uuid->svc_hint; |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 1156 | |
| 1157 | return val; |
| 1158 | } |
| 1159 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1160 | static void update_class(struct hci_request *req) |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 1161 | { |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1162 | struct hci_dev *hdev = req->hdev; |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 1163 | u8 cod[3]; |
| 1164 | |
| 1165 | BT_DBG("%s", hdev->name); |
| 1166 | |
Johan Hedberg | 504c8dc | 2012-02-23 13:30:41 +0200 | [diff] [blame] | 1167 | if (!hdev_is_powered(hdev)) |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1168 | return; |
Johan Hedberg | 7770c4a | 2012-02-22 22:06:38 +0200 | [diff] [blame] | 1169 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1170 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
Johan Hedberg | f87ea1d | 2013-10-19 23:38:17 +0300 | [diff] [blame] | 1171 | return; |
| 1172 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1173 | if (hci_dev_test_flag(hdev, HCI_SERVICE_CACHE)) |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1174 | return; |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 1175 | |
| 1176 | cod[0] = hdev->minor_class; |
| 1177 | cod[1] = hdev->major_class; |
| 1178 | cod[2] = get_service_classes(hdev); |
| 1179 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1180 | if (hci_dev_test_flag(hdev, HCI_LIMITED_DISCOVERABLE)) |
Marcel Holtmann | 6acd7db | 2013-10-15 06:33:53 -0700 | [diff] [blame] | 1181 | cod[1] |= 0x20; |
| 1182 | |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 1183 | if (memcmp(cod, hdev->dev_class, 3) == 0) |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1184 | return; |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 1185 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1186 | hci_req_add(req, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 1187 | } |
| 1188 | |
Johan Hedberg | a4858cb | 2014-02-25 19:56:31 +0200 | [diff] [blame] | 1189 | static bool get_connectable(struct hci_dev *hdev) |
Johan Hedberg | 199a2fb | 2014-02-22 19:06:33 +0200 | [diff] [blame] | 1190 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1191 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 199a2fb | 2014-02-22 19:06:33 +0200 | [diff] [blame] | 1192 | |
| 1193 | /* If there's a pending mgmt command the flag will not yet have |
| 1194 | * it's final value, so check for this first. |
| 1195 | */ |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 1196 | cmd = pending_find(MGMT_OP_SET_CONNECTABLE, hdev); |
Johan Hedberg | 199a2fb | 2014-02-22 19:06:33 +0200 | [diff] [blame] | 1197 | if (cmd) { |
| 1198 | struct mgmt_mode *cp = cmd->param; |
Johan Hedberg | a4858cb | 2014-02-25 19:56:31 +0200 | [diff] [blame] | 1199 | return cp->val; |
Johan Hedberg | 199a2fb | 2014-02-22 19:06:33 +0200 | [diff] [blame] | 1200 | } |
| 1201 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1202 | return hci_dev_test_flag(hdev, HCI_CONNECTABLE); |
Johan Hedberg | 199a2fb | 2014-02-22 19:06:33 +0200 | [diff] [blame] | 1203 | } |
| 1204 | |
Johan Hedberg | 0ec5ae8 | 2014-07-08 15:07:50 +0300 | [diff] [blame] | 1205 | static void disable_advertising(struct hci_request *req) |
| 1206 | { |
| 1207 | u8 enable = 0x00; |
| 1208 | |
| 1209 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); |
| 1210 | } |
| 1211 | |
Johan Hedberg | 199a2fb | 2014-02-22 19:06:33 +0200 | [diff] [blame] | 1212 | static void enable_advertising(struct hci_request *req) |
| 1213 | { |
| 1214 | struct hci_dev *hdev = req->hdev; |
| 1215 | struct hci_cp_le_set_adv_param cp; |
Johan Hedberg | 8f2a060 | 2014-02-23 19:42:23 +0200 | [diff] [blame] | 1216 | u8 own_addr_type, enable = 0x01; |
Johan Hedberg | a4858cb | 2014-02-25 19:56:31 +0200 | [diff] [blame] | 1217 | bool connectable; |
Johan Hedberg | 199a2fb | 2014-02-22 19:06:33 +0200 | [diff] [blame] | 1218 | |
Johan Hedberg | 0ec5ae8 | 2014-07-08 15:07:50 +0300 | [diff] [blame] | 1219 | if (hci_conn_num(hdev, LE_LINK) > 0) |
| 1220 | return; |
| 1221 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1222 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) |
Johan Hedberg | 0ec5ae8 | 2014-07-08 15:07:50 +0300 | [diff] [blame] | 1223 | disable_advertising(req); |
| 1224 | |
Johan Hedberg | 5ce194c | 2014-07-08 15:07:49 +0300 | [diff] [blame] | 1225 | /* Clear the HCI_LE_ADV bit temporarily so that the |
Johan Hedberg | 8d97250 | 2014-02-28 12:54:14 +0200 | [diff] [blame] | 1226 | * hci_update_random_address knows that it's safe to go ahead |
| 1227 | * and write a new random address. The flag will be set back on |
| 1228 | * as soon as the SET_ADV_ENABLE HCI command completes. |
| 1229 | */ |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 1230 | hci_dev_clear_flag(hdev, HCI_LE_ADV); |
Johan Hedberg | 8d97250 | 2014-02-28 12:54:14 +0200 | [diff] [blame] | 1231 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1232 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING_CONNECTABLE)) |
Marcel Holtmann | cc91cb0 | 2015-03-12 22:30:58 -0700 | [diff] [blame] | 1233 | connectable = true; |
| 1234 | else |
| 1235 | connectable = get_connectable(hdev); |
Johan Hedberg | 8f2a060 | 2014-02-23 19:42:23 +0200 | [diff] [blame] | 1236 | |
Johan Hedberg | a4858cb | 2014-02-25 19:56:31 +0200 | [diff] [blame] | 1237 | /* Set require_privacy to true only when non-connectable |
| 1238 | * advertising is used. In that case it is fine to use a |
| 1239 | * non-resolvable private address. |
| 1240 | */ |
| 1241 | if (hci_update_random_address(req, !connectable, &own_addr_type) < 0) |
Johan Hedberg | 8f2a060 | 2014-02-23 19:42:23 +0200 | [diff] [blame] | 1242 | return; |
| 1243 | |
Marcel Holtmann | 41c90c1 | 2014-02-23 20:25:55 -0800 | [diff] [blame] | 1244 | memset(&cp, 0, sizeof(cp)); |
Georg Lukas | 628531c | 2014-07-26 13:59:57 +0200 | [diff] [blame] | 1245 | cp.min_interval = cpu_to_le16(hdev->le_adv_min_interval); |
| 1246 | cp.max_interval = cpu_to_le16(hdev->le_adv_max_interval); |
Johan Hedberg | a4858cb | 2014-02-25 19:56:31 +0200 | [diff] [blame] | 1247 | cp.type = connectable ? LE_ADV_IND : LE_ADV_NONCONN_IND; |
Johan Hedberg | 8f2a060 | 2014-02-23 19:42:23 +0200 | [diff] [blame] | 1248 | cp.own_address_type = own_addr_type; |
Johan Hedberg | 199a2fb | 2014-02-22 19:06:33 +0200 | [diff] [blame] | 1249 | cp.channel_map = hdev->le_adv_channel_map; |
| 1250 | |
| 1251 | hci_req_add(req, HCI_OP_LE_SET_ADV_PARAM, sizeof(cp), &cp); |
| 1252 | |
| 1253 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); |
| 1254 | } |
| 1255 | |
Johan Hedberg | 7d78525 | 2011-12-15 00:47:39 +0200 | [diff] [blame] | 1256 | static void service_cache_off(struct work_struct *work) |
| 1257 | { |
| 1258 | struct hci_dev *hdev = container_of(work, struct hci_dev, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 1259 | service_cache.work); |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1260 | struct hci_request req; |
Johan Hedberg | 7d78525 | 2011-12-15 00:47:39 +0200 | [diff] [blame] | 1261 | |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 1262 | if (!hci_dev_test_and_clear_flag(hdev, HCI_SERVICE_CACHE)) |
Johan Hedberg | 7d78525 | 2011-12-15 00:47:39 +0200 | [diff] [blame] | 1263 | return; |
| 1264 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1265 | hci_req_init(&req, hdev); |
| 1266 | |
Johan Hedberg | 7d78525 | 2011-12-15 00:47:39 +0200 | [diff] [blame] | 1267 | hci_dev_lock(hdev); |
| 1268 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1269 | update_eir(&req); |
| 1270 | update_class(&req); |
Johan Hedberg | 7d78525 | 2011-12-15 00:47:39 +0200 | [diff] [blame] | 1271 | |
| 1272 | hci_dev_unlock(hdev); |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 1273 | |
| 1274 | hci_req_run(&req, NULL); |
Johan Hedberg | 7d78525 | 2011-12-15 00:47:39 +0200 | [diff] [blame] | 1275 | } |
| 1276 | |
Johan Hedberg | d6bfd59 | 2014-02-23 19:42:20 +0200 | [diff] [blame] | 1277 | static void rpa_expired(struct work_struct *work) |
| 1278 | { |
| 1279 | struct hci_dev *hdev = container_of(work, struct hci_dev, |
| 1280 | rpa_expired.work); |
| 1281 | struct hci_request req; |
| 1282 | |
| 1283 | BT_DBG(""); |
| 1284 | |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 1285 | hci_dev_set_flag(hdev, HCI_RPA_EXPIRED); |
Johan Hedberg | d6bfd59 | 2014-02-23 19:42:20 +0200 | [diff] [blame] | 1286 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1287 | if (!hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
Johan Hedberg | d6bfd59 | 2014-02-23 19:42:20 +0200 | [diff] [blame] | 1288 | return; |
| 1289 | |
| 1290 | /* The generation of a new RPA and programming it into the |
| 1291 | * controller happens in the enable_advertising() function. |
| 1292 | */ |
Johan Hedberg | d6bfd59 | 2014-02-23 19:42:20 +0200 | [diff] [blame] | 1293 | hci_req_init(&req, hdev); |
Johan Hedberg | d6bfd59 | 2014-02-23 19:42:20 +0200 | [diff] [blame] | 1294 | enable_advertising(&req); |
Johan Hedberg | d6bfd59 | 2014-02-23 19:42:20 +0200 | [diff] [blame] | 1295 | hci_req_run(&req, NULL); |
| 1296 | } |
| 1297 | |
Johan Hedberg | 6a91908 | 2012-02-28 06:17:26 +0200 | [diff] [blame] | 1298 | static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) |
Johan Hedberg | 7d78525 | 2011-12-15 00:47:39 +0200 | [diff] [blame] | 1299 | { |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 1300 | if (hci_dev_test_and_set_flag(hdev, HCI_MGMT)) |
Johan Hedberg | 6a91908 | 2012-02-28 06:17:26 +0200 | [diff] [blame] | 1301 | return; |
| 1302 | |
Johan Hedberg | 4f87da8 | 2012-03-02 19:55:56 +0200 | [diff] [blame] | 1303 | INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); |
Johan Hedberg | d6bfd59 | 2014-02-23 19:42:20 +0200 | [diff] [blame] | 1304 | INIT_DELAYED_WORK(&hdev->rpa_expired, rpa_expired); |
Johan Hedberg | 7d78525 | 2011-12-15 00:47:39 +0200 | [diff] [blame] | 1305 | |
Johan Hedberg | 4f87da8 | 2012-03-02 19:55:56 +0200 | [diff] [blame] | 1306 | /* Non-mgmt controlled devices get this bit set |
| 1307 | * implicitly so that pairing works for them, however |
| 1308 | * for mgmt we require user-space to explicitly enable |
| 1309 | * it |
| 1310 | */ |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 1311 | hci_dev_clear_flag(hdev, HCI_BONDABLE); |
Johan Hedberg | 7d78525 | 2011-12-15 00:47:39 +0200 | [diff] [blame] | 1312 | } |
| 1313 | |
Johan Hedberg | 0f4e68c | 2012-02-28 17:18:30 +0200 | [diff] [blame] | 1314 | static int read_controller_info(struct sock *sk, struct hci_dev *hdev, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 1315 | void *data, u16 data_len) |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1316 | { |
| 1317 | struct mgmt_rp_read_info rp; |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1318 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 1319 | BT_DBG("sock %p %s", sk, hdev->name); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1320 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 1321 | hci_dev_lock(hdev); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1322 | |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1323 | memset(&rp, 0, sizeof(rp)); |
| 1324 | |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1325 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 1326 | |
| 1327 | rp.version = hdev->hci_ver; |
Marcel Holtmann | eb55ef0 | 2012-03-14 18:08:46 +0200 | [diff] [blame] | 1328 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 1329 | |
| 1330 | rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); |
| 1331 | rp.current_settings = cpu_to_le32(get_current_settings(hdev)); |
| 1332 | |
| 1333 | memcpy(rp.dev_class, hdev->dev_class, 3); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1334 | |
| 1335 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
Johan Hedberg | 27fcc36 | 2012-02-22 21:46:22 +0200 | [diff] [blame] | 1336 | memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1337 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 1338 | hci_dev_unlock(hdev); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1339 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 1340 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, |
| 1341 | sizeof(rp)); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1342 | } |
| 1343 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1344 | static void mgmt_pending_free(struct mgmt_pending_cmd *cmd) |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1345 | { |
| 1346 | sock_put(cmd->sk); |
| 1347 | kfree(cmd->param); |
| 1348 | kfree(cmd); |
| 1349 | } |
| 1350 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1351 | static struct mgmt_pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
| 1352 | struct hci_dev *hdev, |
| 1353 | void *data, u16 len) |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1354 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1355 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1356 | |
Johan Hedberg | fca2001 | 2014-06-28 17:54:05 +0300 | [diff] [blame] | 1357 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1358 | if (!cmd) |
| 1359 | return NULL; |
| 1360 | |
| 1361 | cmd->opcode = opcode; |
| 1362 | cmd->index = hdev->id; |
| 1363 | |
Johan Hedberg | 323b0b8 | 2014-12-05 13:36:01 +0200 | [diff] [blame] | 1364 | cmd->param = kmemdup(data, len, GFP_KERNEL); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1365 | if (!cmd->param) { |
| 1366 | kfree(cmd); |
| 1367 | return NULL; |
| 1368 | } |
| 1369 | |
Johan Hedberg | 323b0b8 | 2014-12-05 13:36:01 +0200 | [diff] [blame] | 1370 | cmd->param_len = len; |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1371 | |
| 1372 | cmd->sk = sk; |
| 1373 | sock_hold(sk); |
| 1374 | |
| 1375 | list_add(&cmd->list, &hdev->mgmt_pending); |
| 1376 | |
| 1377 | return cmd; |
| 1378 | } |
| 1379 | |
| 1380 | static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev, |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1381 | void (*cb)(struct mgmt_pending_cmd *cmd, |
Gustavo Padovan | 8fc9ced | 2012-05-23 04:04:21 -0300 | [diff] [blame] | 1382 | void *data), |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 1383 | void *data) |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1384 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1385 | struct mgmt_pending_cmd *cmd, *tmp; |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1386 | |
Andre Guedes | a3d0935 | 2013-02-01 11:21:30 -0300 | [diff] [blame] | 1387 | list_for_each_entry_safe(cmd, tmp, &hdev->mgmt_pending, list) { |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1388 | if (opcode > 0 && cmd->opcode != opcode) |
| 1389 | continue; |
| 1390 | |
| 1391 | cb(cmd, data); |
| 1392 | } |
| 1393 | } |
| 1394 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1395 | static void mgmt_pending_remove(struct mgmt_pending_cmd *cmd) |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1396 | { |
| 1397 | list_del(&cmd->list); |
| 1398 | mgmt_pending_free(cmd); |
| 1399 | } |
| 1400 | |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 1401 | static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
Johan Hedberg | 8680570 | 2011-11-11 16:18:52 +0200 | [diff] [blame] | 1402 | { |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 1403 | __le32 settings = cpu_to_le32(get_current_settings(hdev)); |
Johan Hedberg | 8680570 | 2011-11-11 16:18:52 +0200 | [diff] [blame] | 1404 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 1405 | return mgmt_cmd_complete(sk, hdev->id, opcode, 0, &settings, |
| 1406 | sizeof(settings)); |
Johan Hedberg | 8680570 | 2011-11-11 16:18:52 +0200 | [diff] [blame] | 1407 | } |
| 1408 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 1409 | static void clean_up_hci_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 1410 | { |
| 1411 | BT_DBG("%s status 0x%02x", hdev->name, status); |
| 1412 | |
Johan Hedberg | a3172b7 | 2014-02-28 09:33:44 +0200 | [diff] [blame] | 1413 | if (hci_conn_count(hdev) == 0) { |
| 1414 | cancel_delayed_work(&hdev->power_off); |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 1415 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
Johan Hedberg | a3172b7 | 2014-02-28 09:33:44 +0200 | [diff] [blame] | 1416 | } |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 1417 | } |
| 1418 | |
Johan Hedberg | 23a4809 | 2014-07-08 16:05:06 +0300 | [diff] [blame] | 1419 | static bool hci_stop_discovery(struct hci_request *req) |
Johan Hedberg | 21a60d3 | 2014-06-10 14:05:58 +0300 | [diff] [blame] | 1420 | { |
| 1421 | struct hci_dev *hdev = req->hdev; |
| 1422 | struct hci_cp_remote_name_req_cancel cp; |
| 1423 | struct inquiry_entry *e; |
| 1424 | |
| 1425 | switch (hdev->discovery.state) { |
| 1426 | case DISCOVERY_FINDING: |
Jakub Pawlowski | 07d2334 | 2015-03-17 09:04:14 -0700 | [diff] [blame] | 1427 | if (test_bit(HCI_INQUIRY, &hdev->flags)) |
Johan Hedberg | 21a60d3 | 2014-06-10 14:05:58 +0300 | [diff] [blame] | 1428 | hci_req_add(req, HCI_OP_INQUIRY_CANCEL, 0, NULL); |
Jakub Pawlowski | 07d2334 | 2015-03-17 09:04:14 -0700 | [diff] [blame] | 1429 | |
| 1430 | if (hci_dev_test_flag(hdev, HCI_LE_SCAN)) { |
Johan Hedberg | 21a60d3 | 2014-06-10 14:05:58 +0300 | [diff] [blame] | 1431 | cancel_delayed_work(&hdev->le_scan_disable); |
| 1432 | hci_req_add_le_scan_disable(req); |
| 1433 | } |
| 1434 | |
Johan Hedberg | 23a4809 | 2014-07-08 16:05:06 +0300 | [diff] [blame] | 1435 | return true; |
Johan Hedberg | 21a60d3 | 2014-06-10 14:05:58 +0300 | [diff] [blame] | 1436 | |
| 1437 | case DISCOVERY_RESOLVING: |
| 1438 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, |
| 1439 | NAME_PENDING); |
| 1440 | if (!e) |
Johan Hedberg | 23a4809 | 2014-07-08 16:05:06 +0300 | [diff] [blame] | 1441 | break; |
Johan Hedberg | 21a60d3 | 2014-06-10 14:05:58 +0300 | [diff] [blame] | 1442 | |
| 1443 | bacpy(&cp.bdaddr, &e->data.bdaddr); |
| 1444 | hci_req_add(req, HCI_OP_REMOTE_NAME_REQ_CANCEL, sizeof(cp), |
| 1445 | &cp); |
| 1446 | |
Johan Hedberg | 23a4809 | 2014-07-08 16:05:06 +0300 | [diff] [blame] | 1447 | return true; |
Johan Hedberg | 21a60d3 | 2014-06-10 14:05:58 +0300 | [diff] [blame] | 1448 | |
| 1449 | default: |
| 1450 | /* Passive scanning */ |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1451 | if (hci_dev_test_flag(hdev, HCI_LE_SCAN)) { |
Johan Hedberg | 21a60d3 | 2014-06-10 14:05:58 +0300 | [diff] [blame] | 1452 | hci_req_add_le_scan_disable(req); |
Johan Hedberg | 23a4809 | 2014-07-08 16:05:06 +0300 | [diff] [blame] | 1453 | return true; |
| 1454 | } |
| 1455 | |
Johan Hedberg | 21a60d3 | 2014-06-10 14:05:58 +0300 | [diff] [blame] | 1456 | break; |
| 1457 | } |
Johan Hedberg | 23a4809 | 2014-07-08 16:05:06 +0300 | [diff] [blame] | 1458 | |
| 1459 | return false; |
Johan Hedberg | 21a60d3 | 2014-06-10 14:05:58 +0300 | [diff] [blame] | 1460 | } |
| 1461 | |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 1462 | static int clean_up_hci_state(struct hci_dev *hdev) |
| 1463 | { |
| 1464 | struct hci_request req; |
| 1465 | struct hci_conn *conn; |
Johan Hedberg | 23a4809 | 2014-07-08 16:05:06 +0300 | [diff] [blame] | 1466 | bool discov_stopped; |
| 1467 | int err; |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 1468 | |
| 1469 | hci_req_init(&req, hdev); |
| 1470 | |
| 1471 | if (test_bit(HCI_ISCAN, &hdev->flags) || |
| 1472 | test_bit(HCI_PSCAN, &hdev->flags)) { |
| 1473 | u8 scan = 0x00; |
| 1474 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); |
| 1475 | } |
| 1476 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1477 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 1478 | disable_advertising(&req); |
| 1479 | |
Johan Hedberg | 23a4809 | 2014-07-08 16:05:06 +0300 | [diff] [blame] | 1480 | discov_stopped = hci_stop_discovery(&req); |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 1481 | |
| 1482 | list_for_each_entry(conn, &hdev->conn_hash.list, list) { |
| 1483 | struct hci_cp_disconnect dc; |
Johan Hedberg | c9910d0 | 2014-02-27 14:35:12 +0200 | [diff] [blame] | 1484 | struct hci_cp_reject_conn_req rej; |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 1485 | |
Johan Hedberg | c9910d0 | 2014-02-27 14:35:12 +0200 | [diff] [blame] | 1486 | switch (conn->state) { |
| 1487 | case BT_CONNECTED: |
| 1488 | case BT_CONFIG: |
| 1489 | dc.handle = cpu_to_le16(conn->handle); |
| 1490 | dc.reason = 0x15; /* Terminated due to Power Off */ |
| 1491 | hci_req_add(&req, HCI_OP_DISCONNECT, sizeof(dc), &dc); |
| 1492 | break; |
| 1493 | case BT_CONNECT: |
| 1494 | if (conn->type == LE_LINK) |
| 1495 | hci_req_add(&req, HCI_OP_LE_CREATE_CONN_CANCEL, |
| 1496 | 0, NULL); |
| 1497 | else if (conn->type == ACL_LINK) |
| 1498 | hci_req_add(&req, HCI_OP_CREATE_CONN_CANCEL, |
| 1499 | 6, &conn->dst); |
| 1500 | break; |
| 1501 | case BT_CONNECT2: |
| 1502 | bacpy(&rej.bdaddr, &conn->dst); |
| 1503 | rej.reason = 0x15; /* Terminated due to Power Off */ |
| 1504 | if (conn->type == ACL_LINK) |
| 1505 | hci_req_add(&req, HCI_OP_REJECT_CONN_REQ, |
| 1506 | sizeof(rej), &rej); |
| 1507 | else if (conn->type == SCO_LINK) |
| 1508 | hci_req_add(&req, HCI_OP_REJECT_SYNC_CONN_REQ, |
| 1509 | sizeof(rej), &rej); |
| 1510 | break; |
| 1511 | } |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 1512 | } |
| 1513 | |
Johan Hedberg | 23a4809 | 2014-07-08 16:05:06 +0300 | [diff] [blame] | 1514 | err = hci_req_run(&req, clean_up_hci_complete); |
| 1515 | if (!err && discov_stopped) |
| 1516 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); |
| 1517 | |
| 1518 | return err; |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 1519 | } |
| 1520 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 1521 | static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 1522 | u16 len) |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1523 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 1524 | struct mgmt_mode *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1525 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 4b34ee78 | 2012-02-21 14:13:02 +0200 | [diff] [blame] | 1526 | int err; |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1527 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 1528 | BT_DBG("request for %s", hdev->name); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1529 | |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 1530 | if (cp->val != 0x00 && cp->val != 0x01) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 1531 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, |
| 1532 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 1533 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 1534 | hci_dev_lock(hdev); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1535 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 1536 | if (pending_find(MGMT_OP_SET_POWERED, hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 1537 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, |
| 1538 | MGMT_STATUS_BUSY); |
Johan Hedberg | 87b95ba | 2013-09-25 13:26:06 +0300 | [diff] [blame] | 1539 | goto failed; |
| 1540 | } |
| 1541 | |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 1542 | if (hci_dev_test_and_clear_flag(hdev, HCI_AUTO_OFF)) { |
Marcel Holtmann | f0d4b78 | 2012-02-21 12:14:25 +0100 | [diff] [blame] | 1543 | cancel_delayed_work(&hdev->power_off); |
| 1544 | |
| 1545 | if (cp->val) { |
Johan Hedberg | a1d7045 | 2013-01-09 15:29:40 +0200 | [diff] [blame] | 1546 | mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, |
| 1547 | data, len); |
| 1548 | err = mgmt_powered(hdev, 1); |
Marcel Holtmann | f0d4b78 | 2012-02-21 12:14:25 +0100 | [diff] [blame] | 1549 | goto failed; |
| 1550 | } |
| 1551 | } |
| 1552 | |
Johan Hedberg | 4b34ee78 | 2012-02-21 14:13:02 +0200 | [diff] [blame] | 1553 | if (!!cp->val == hdev_is_powered(hdev)) { |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 1554 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1555 | goto failed; |
| 1556 | } |
| 1557 | |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1558 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); |
| 1559 | if (!cmd) { |
| 1560 | err = -ENOMEM; |
| 1561 | goto failed; |
| 1562 | } |
| 1563 | |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 1564 | if (cp->val) { |
Johan Hedberg | 1920257 | 2013-01-14 22:33:51 +0200 | [diff] [blame] | 1565 | queue_work(hdev->req_workqueue, &hdev->power_on); |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 1566 | err = 0; |
| 1567 | } else { |
| 1568 | /* Disconnect connections, stop scans, etc */ |
| 1569 | err = clean_up_hci_state(hdev); |
Johan Hedberg | a3172b7 | 2014-02-28 09:33:44 +0200 | [diff] [blame] | 1570 | if (!err) |
| 1571 | queue_delayed_work(hdev->req_workqueue, &hdev->power_off, |
| 1572 | HCI_POWER_OFF_TIMEOUT); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1573 | |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 1574 | /* ENODATA means there were no HCI commands queued */ |
| 1575 | if (err == -ENODATA) { |
Johan Hedberg | a3172b7 | 2014-02-28 09:33:44 +0200 | [diff] [blame] | 1576 | cancel_delayed_work(&hdev->power_off); |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 1577 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
| 1578 | err = 0; |
| 1579 | } |
| 1580 | } |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1581 | |
| 1582 | failed: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 1583 | hci_dev_unlock(hdev); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1584 | return err; |
| 1585 | } |
| 1586 | |
Johan Hedberg | beadb2b | 2012-02-21 16:55:31 +0200 | [diff] [blame] | 1587 | static int new_settings(struct hci_dev *hdev, struct sock *skip) |
| 1588 | { |
Marcel Holtmann | f6b7712 | 2015-03-14 19:28:05 -0700 | [diff] [blame] | 1589 | __le32 ev = cpu_to_le32(get_current_settings(hdev)); |
Johan Hedberg | beadb2b | 2012-02-21 16:55:31 +0200 | [diff] [blame] | 1590 | |
Marcel Holtmann | f6b7712 | 2015-03-14 19:28:05 -0700 | [diff] [blame] | 1591 | return mgmt_generic_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, |
| 1592 | sizeof(ev), skip); |
Johan Hedberg | beadb2b | 2012-02-21 16:55:31 +0200 | [diff] [blame] | 1593 | } |
| 1594 | |
Johan Hedberg | 91a668b | 2014-07-09 13:28:26 +0300 | [diff] [blame] | 1595 | int mgmt_new_settings(struct hci_dev *hdev) |
| 1596 | { |
| 1597 | return new_settings(hdev, NULL); |
| 1598 | } |
| 1599 | |
Johan Hedberg | bd99abd | 2013-09-25 13:26:07 +0300 | [diff] [blame] | 1600 | struct cmd_lookup { |
| 1601 | struct sock *sk; |
| 1602 | struct hci_dev *hdev; |
| 1603 | u8 mgmt_status; |
| 1604 | }; |
| 1605 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1606 | static void settings_rsp(struct mgmt_pending_cmd *cmd, void *data) |
Johan Hedberg | bd99abd | 2013-09-25 13:26:07 +0300 | [diff] [blame] | 1607 | { |
| 1608 | struct cmd_lookup *match = data; |
| 1609 | |
| 1610 | send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); |
| 1611 | |
| 1612 | list_del(&cmd->list); |
| 1613 | |
| 1614 | if (match->sk == NULL) { |
| 1615 | match->sk = cmd->sk; |
| 1616 | sock_hold(match->sk); |
| 1617 | } |
| 1618 | |
| 1619 | mgmt_pending_free(cmd); |
| 1620 | } |
| 1621 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1622 | static void cmd_status_rsp(struct mgmt_pending_cmd *cmd, void *data) |
Johan Hedberg | bd99abd | 2013-09-25 13:26:07 +0300 | [diff] [blame] | 1623 | { |
| 1624 | u8 *status = data; |
| 1625 | |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 1626 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); |
Johan Hedberg | bd99abd | 2013-09-25 13:26:07 +0300 | [diff] [blame] | 1627 | mgmt_pending_remove(cmd); |
| 1628 | } |
| 1629 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1630 | static void cmd_complete_rsp(struct mgmt_pending_cmd *cmd, void *data) |
Johan Hedberg | 1b9b5ee | 2014-12-05 13:36:00 +0200 | [diff] [blame] | 1631 | { |
| 1632 | if (cmd->cmd_complete) { |
| 1633 | u8 *status = data; |
| 1634 | |
| 1635 | cmd->cmd_complete(cmd, *status); |
| 1636 | mgmt_pending_remove(cmd); |
| 1637 | |
| 1638 | return; |
| 1639 | } |
| 1640 | |
| 1641 | cmd_status_rsp(cmd, data); |
| 1642 | } |
| 1643 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1644 | static int generic_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
Johan Hedberg | f5818c2 | 2014-12-05 13:36:02 +0200 | [diff] [blame] | 1645 | { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 1646 | return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, |
| 1647 | cmd->param, cmd->param_len); |
Johan Hedberg | f5818c2 | 2014-12-05 13:36:02 +0200 | [diff] [blame] | 1648 | } |
| 1649 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1650 | static int addr_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
Johan Hedberg | 7776d1d | 2014-12-05 13:36:03 +0200 | [diff] [blame] | 1651 | { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 1652 | return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, |
| 1653 | cmd->param, sizeof(struct mgmt_addr_info)); |
Johan Hedberg | 7776d1d | 2014-12-05 13:36:03 +0200 | [diff] [blame] | 1654 | } |
| 1655 | |
Johan Hedberg | e6fe798 | 2013-10-02 15:45:22 +0300 | [diff] [blame] | 1656 | static u8 mgmt_bredr_support(struct hci_dev *hdev) |
| 1657 | { |
| 1658 | if (!lmp_bredr_capable(hdev)) |
| 1659 | return MGMT_STATUS_NOT_SUPPORTED; |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1660 | else if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
Johan Hedberg | e6fe798 | 2013-10-02 15:45:22 +0300 | [diff] [blame] | 1661 | return MGMT_STATUS_REJECTED; |
| 1662 | else |
| 1663 | return MGMT_STATUS_SUCCESS; |
| 1664 | } |
| 1665 | |
| 1666 | static u8 mgmt_le_support(struct hci_dev *hdev) |
| 1667 | { |
| 1668 | if (!lmp_le_capable(hdev)) |
| 1669 | return MGMT_STATUS_NOT_SUPPORTED; |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1670 | else if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
Johan Hedberg | e6fe798 | 2013-10-02 15:45:22 +0300 | [diff] [blame] | 1671 | return MGMT_STATUS_REJECTED; |
| 1672 | else |
| 1673 | return MGMT_STATUS_SUCCESS; |
| 1674 | } |
| 1675 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 1676 | static void set_discoverable_complete(struct hci_dev *hdev, u8 status, |
| 1677 | u16 opcode) |
Johan Hedberg | bfaf8c9 | 2013-10-14 21:15:27 +0300 | [diff] [blame] | 1678 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1679 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | bfaf8c9 | 2013-10-14 21:15:27 +0300 | [diff] [blame] | 1680 | struct mgmt_mode *cp; |
Marcel Holtmann | 970ba52 | 2013-10-15 06:33:57 -0700 | [diff] [blame] | 1681 | struct hci_request req; |
Johan Hedberg | bfaf8c9 | 2013-10-14 21:15:27 +0300 | [diff] [blame] | 1682 | bool changed; |
| 1683 | |
| 1684 | BT_DBG("status 0x%02x", status); |
| 1685 | |
| 1686 | hci_dev_lock(hdev); |
| 1687 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 1688 | cmd = pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); |
Johan Hedberg | bfaf8c9 | 2013-10-14 21:15:27 +0300 | [diff] [blame] | 1689 | if (!cmd) |
| 1690 | goto unlock; |
| 1691 | |
| 1692 | if (status) { |
| 1693 | u8 mgmt_err = mgmt_status(status); |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 1694 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 1695 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
Johan Hedberg | bfaf8c9 | 2013-10-14 21:15:27 +0300 | [diff] [blame] | 1696 | goto remove_cmd; |
| 1697 | } |
| 1698 | |
| 1699 | cp = cmd->param; |
Marcel Holtmann | d4462a0 | 2013-10-15 08:11:02 -0700 | [diff] [blame] | 1700 | if (cp->val) { |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 1701 | changed = !hci_dev_test_and_set_flag(hdev, HCI_DISCOVERABLE); |
Marcel Holtmann | d4462a0 | 2013-10-15 08:11:02 -0700 | [diff] [blame] | 1702 | |
| 1703 | if (hdev->discov_timeout > 0) { |
| 1704 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); |
| 1705 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, |
| 1706 | to); |
| 1707 | } |
| 1708 | } else { |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 1709 | changed = hci_dev_test_and_clear_flag(hdev, HCI_DISCOVERABLE); |
Marcel Holtmann | d4462a0 | 2013-10-15 08:11:02 -0700 | [diff] [blame] | 1710 | } |
Johan Hedberg | bfaf8c9 | 2013-10-14 21:15:27 +0300 | [diff] [blame] | 1711 | |
| 1712 | send_settings_rsp(cmd->sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
| 1713 | |
| 1714 | if (changed) |
| 1715 | new_settings(hdev, cmd->sk); |
| 1716 | |
Marcel Holtmann | 970ba52 | 2013-10-15 06:33:57 -0700 | [diff] [blame] | 1717 | /* When the discoverable mode gets changed, make sure |
| 1718 | * that class of device has the limited discoverable |
Johan Hedberg | 432df05 | 2014-08-01 11:13:31 +0300 | [diff] [blame] | 1719 | * bit correctly set. Also update page scan based on whitelist |
| 1720 | * entries. |
Marcel Holtmann | 970ba52 | 2013-10-15 06:33:57 -0700 | [diff] [blame] | 1721 | */ |
| 1722 | hci_req_init(&req, hdev); |
Johan Hedberg | 1d2dc5b | 2014-12-19 13:40:19 +0200 | [diff] [blame] | 1723 | __hci_update_page_scan(&req); |
Marcel Holtmann | 970ba52 | 2013-10-15 06:33:57 -0700 | [diff] [blame] | 1724 | update_class(&req); |
| 1725 | hci_req_run(&req, NULL); |
| 1726 | |
Johan Hedberg | bfaf8c9 | 2013-10-14 21:15:27 +0300 | [diff] [blame] | 1727 | remove_cmd: |
| 1728 | mgmt_pending_remove(cmd); |
| 1729 | |
| 1730 | unlock: |
| 1731 | hci_dev_unlock(hdev); |
| 1732 | } |
| 1733 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 1734 | static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 1735 | u16 len) |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1736 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 1737 | struct mgmt_cp_set_discoverable *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1738 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | bfaf8c9 | 2013-10-14 21:15:27 +0300 | [diff] [blame] | 1739 | struct hci_request req; |
Johan Hedberg | 5e5282b | 2012-02-21 16:01:30 +0200 | [diff] [blame] | 1740 | u16 timeout; |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 1741 | u8 scan; |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1742 | int err; |
Johan Hedberg | e41d8b4 | 2010-12-13 21:07:03 +0200 | [diff] [blame] | 1743 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 1744 | BT_DBG("request for %s", hdev->name); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 1745 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1746 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED) && |
| 1747 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 1748 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
| 1749 | MGMT_STATUS_REJECTED); |
Johan Hedberg | 33c525c | 2012-10-24 21:11:58 +0300 | [diff] [blame] | 1750 | |
Marcel Holtmann | 310a3d4 | 2013-10-15 09:13:39 -0700 | [diff] [blame] | 1751 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 1752 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
| 1753 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 1754 | |
Marcel Holtmann | 1f350c8 | 2012-03-12 20:31:08 -0700 | [diff] [blame] | 1755 | timeout = __le16_to_cpu(cp->timeout); |
Marcel Holtmann | 310a3d4 | 2013-10-15 09:13:39 -0700 | [diff] [blame] | 1756 | |
| 1757 | /* Disabling discoverable requires that no timeout is set, |
| 1758 | * and enabling limited discoverable requires a timeout. |
| 1759 | */ |
| 1760 | if ((cp->val == 0x00 && timeout > 0) || |
| 1761 | (cp->val == 0x02 && timeout == 0)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 1762 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
| 1763 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 1764 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 1765 | hci_dev_lock(hdev); |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 1766 | |
Johan Hedberg | 5e5282b | 2012-02-21 16:01:30 +0200 | [diff] [blame] | 1767 | if (!hdev_is_powered(hdev) && timeout > 0) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 1768 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
| 1769 | MGMT_STATUS_NOT_POWERED); |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 1770 | goto failed; |
| 1771 | } |
| 1772 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 1773 | if (pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
| 1774 | pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 1775 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
| 1776 | MGMT_STATUS_BUSY); |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 1777 | goto failed; |
| 1778 | } |
| 1779 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1780 | if (!hci_dev_test_flag(hdev, HCI_CONNECTABLE)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 1781 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
| 1782 | MGMT_STATUS_REJECTED); |
Johan Hedberg | 5e5282b | 2012-02-21 16:01:30 +0200 | [diff] [blame] | 1783 | goto failed; |
| 1784 | } |
| 1785 | |
| 1786 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | 0224d2f | 2012-02-21 19:40:05 +0200 | [diff] [blame] | 1787 | bool changed = false; |
| 1788 | |
Marcel Holtmann | 310a3d4 | 2013-10-15 09:13:39 -0700 | [diff] [blame] | 1789 | /* Setting limited discoverable when powered off is |
| 1790 | * not a valid operation since it requires a timeout |
| 1791 | * and so no need to check HCI_LIMITED_DISCOVERABLE. |
| 1792 | */ |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1793 | if (!!cp->val != hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) { |
Marcel Holtmann | ce05d60 | 2015-03-13 02:11:03 -0700 | [diff] [blame] | 1794 | hci_dev_change_flag(hdev, HCI_DISCOVERABLE); |
Johan Hedberg | 0224d2f | 2012-02-21 19:40:05 +0200 | [diff] [blame] | 1795 | changed = true; |
| 1796 | } |
| 1797 | |
Johan Hedberg | 5e5282b | 2012-02-21 16:01:30 +0200 | [diff] [blame] | 1798 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
Johan Hedberg | 0224d2f | 2012-02-21 19:40:05 +0200 | [diff] [blame] | 1799 | if (err < 0) |
| 1800 | goto failed; |
| 1801 | |
| 1802 | if (changed) |
| 1803 | err = new_settings(hdev, sk); |
| 1804 | |
Johan Hedberg | 5e5282b | 2012-02-21 16:01:30 +0200 | [diff] [blame] | 1805 | goto failed; |
| 1806 | } |
| 1807 | |
Marcel Holtmann | 310a3d4 | 2013-10-15 09:13:39 -0700 | [diff] [blame] | 1808 | /* If the current mode is the same, then just update the timeout |
| 1809 | * value with the new value. And if only the timeout gets updated, |
| 1810 | * then no need for any HCI transactions. |
| 1811 | */ |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1812 | if (!!cp->val == hci_dev_test_flag(hdev, HCI_DISCOVERABLE) && |
| 1813 | (cp->val == 0x02) == hci_dev_test_flag(hdev, |
| 1814 | HCI_LIMITED_DISCOVERABLE)) { |
Marcel Holtmann | 3626154 | 2013-10-15 08:28:51 -0700 | [diff] [blame] | 1815 | cancel_delayed_work(&hdev->discov_off); |
| 1816 | hdev->discov_timeout = timeout; |
Marcel Holtmann | 955638e | 2012-02-22 18:21:00 +0100 | [diff] [blame] | 1817 | |
Marcel Holtmann | 3626154 | 2013-10-15 08:28:51 -0700 | [diff] [blame] | 1818 | if (cp->val && hdev->discov_timeout > 0) { |
| 1819 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); |
Marcel Holtmann | 955638e | 2012-02-22 18:21:00 +0100 | [diff] [blame] | 1820 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, |
Marcel Holtmann | 3626154 | 2013-10-15 08:28:51 -0700 | [diff] [blame] | 1821 | to); |
Marcel Holtmann | 955638e | 2012-02-22 18:21:00 +0100 | [diff] [blame] | 1822 | } |
| 1823 | |
Johan Hedberg | 69ab39e | 2011-12-15 00:47:35 +0200 | [diff] [blame] | 1824 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 1825 | goto failed; |
| 1826 | } |
| 1827 | |
| 1828 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); |
| 1829 | if (!cmd) { |
| 1830 | err = -ENOMEM; |
| 1831 | goto failed; |
| 1832 | } |
| 1833 | |
Marcel Holtmann | 310a3d4 | 2013-10-15 09:13:39 -0700 | [diff] [blame] | 1834 | /* Cancel any potential discoverable timeout that might be |
| 1835 | * still active and store new timeout value. The arming of |
| 1836 | * the timeout happens in the complete handler. |
| 1837 | */ |
| 1838 | cancel_delayed_work(&hdev->discov_off); |
| 1839 | hdev->discov_timeout = timeout; |
| 1840 | |
Johan Hedberg | b456f87 | 2013-10-19 23:38:22 +0300 | [diff] [blame] | 1841 | /* Limited discoverable mode */ |
| 1842 | if (cp->val == 0x02) |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 1843 | hci_dev_set_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
Johan Hedberg | b456f87 | 2013-10-19 23:38:22 +0300 | [diff] [blame] | 1844 | else |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 1845 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
Johan Hedberg | b456f87 | 2013-10-19 23:38:22 +0300 | [diff] [blame] | 1846 | |
Johan Hedberg | bfaf8c9 | 2013-10-14 21:15:27 +0300 | [diff] [blame] | 1847 | hci_req_init(&req, hdev); |
| 1848 | |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 1849 | /* The procedure for LE-only controllers is much simpler - just |
| 1850 | * update the advertising data. |
| 1851 | */ |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1852 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 1853 | goto update_ad; |
| 1854 | |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 1855 | scan = SCAN_PAGE; |
| 1856 | |
Marcel Holtmann | 310a3d4 | 2013-10-15 09:13:39 -0700 | [diff] [blame] | 1857 | if (cp->val) { |
| 1858 | struct hci_cp_write_current_iac_lap hci_cp; |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 1859 | |
Marcel Holtmann | 310a3d4 | 2013-10-15 09:13:39 -0700 | [diff] [blame] | 1860 | if (cp->val == 0x02) { |
| 1861 | /* Limited discoverable mode */ |
Marcel Holtmann | 33337dc | 2013-10-23 08:28:01 -0700 | [diff] [blame] | 1862 | hci_cp.num_iac = min_t(u8, hdev->num_iac, 2); |
Marcel Holtmann | 310a3d4 | 2013-10-15 09:13:39 -0700 | [diff] [blame] | 1863 | hci_cp.iac_lap[0] = 0x00; /* LIAC */ |
| 1864 | hci_cp.iac_lap[1] = 0x8b; |
| 1865 | hci_cp.iac_lap[2] = 0x9e; |
| 1866 | hci_cp.iac_lap[3] = 0x33; /* GIAC */ |
| 1867 | hci_cp.iac_lap[4] = 0x8b; |
| 1868 | hci_cp.iac_lap[5] = 0x9e; |
| 1869 | } else { |
| 1870 | /* General discoverable mode */ |
Marcel Holtmann | 310a3d4 | 2013-10-15 09:13:39 -0700 | [diff] [blame] | 1871 | hci_cp.num_iac = 1; |
| 1872 | hci_cp.iac_lap[0] = 0x33; /* GIAC */ |
| 1873 | hci_cp.iac_lap[1] = 0x8b; |
| 1874 | hci_cp.iac_lap[2] = 0x9e; |
| 1875 | } |
| 1876 | |
| 1877 | hci_req_add(&req, HCI_OP_WRITE_CURRENT_IAC_LAP, |
| 1878 | (hci_cp.num_iac * 3) + 1, &hci_cp); |
| 1879 | |
| 1880 | scan |= SCAN_INQUIRY; |
| 1881 | } else { |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 1882 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
Marcel Holtmann | 310a3d4 | 2013-10-15 09:13:39 -0700 | [diff] [blame] | 1883 | } |
| 1884 | |
| 1885 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, sizeof(scan), &scan); |
Johan Hedberg | bfaf8c9 | 2013-10-14 21:15:27 +0300 | [diff] [blame] | 1886 | |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 1887 | update_ad: |
| 1888 | update_adv_data(&req); |
| 1889 | |
Johan Hedberg | bfaf8c9 | 2013-10-14 21:15:27 +0300 | [diff] [blame] | 1890 | err = hci_req_run(&req, set_discoverable_complete); |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 1891 | if (err < 0) |
| 1892 | mgmt_pending_remove(cmd); |
| 1893 | |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 1894 | failed: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 1895 | hci_dev_unlock(hdev); |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 1896 | return err; |
| 1897 | } |
| 1898 | |
Johan Hedberg | 406d780 | 2013-03-15 17:07:09 -0500 | [diff] [blame] | 1899 | static void write_fast_connectable(struct hci_request *req, bool enable) |
| 1900 | { |
Johan Hedberg | bd98b99 | 2013-03-15 17:07:13 -0500 | [diff] [blame] | 1901 | struct hci_dev *hdev = req->hdev; |
Johan Hedberg | 406d780 | 2013-03-15 17:07:09 -0500 | [diff] [blame] | 1902 | struct hci_cp_write_page_scan_activity acp; |
| 1903 | u8 type; |
| 1904 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1905 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
Johan Hedberg | 547003b | 2013-10-21 16:51:53 +0300 | [diff] [blame] | 1906 | return; |
| 1907 | |
Johan Hedberg | 4c01f8b | 2013-03-15 17:07:14 -0500 | [diff] [blame] | 1908 | if (hdev->hci_ver < BLUETOOTH_VER_1_2) |
| 1909 | return; |
| 1910 | |
Johan Hedberg | 406d780 | 2013-03-15 17:07:09 -0500 | [diff] [blame] | 1911 | if (enable) { |
| 1912 | type = PAGE_SCAN_TYPE_INTERLACED; |
| 1913 | |
| 1914 | /* 160 msec page scan interval */ |
Joe Perches | dcf4adb | 2014-03-12 10:52:35 -0700 | [diff] [blame] | 1915 | acp.interval = cpu_to_le16(0x0100); |
Johan Hedberg | 406d780 | 2013-03-15 17:07:09 -0500 | [diff] [blame] | 1916 | } else { |
| 1917 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ |
| 1918 | |
| 1919 | /* default 1.28 sec page scan */ |
Joe Perches | dcf4adb | 2014-03-12 10:52:35 -0700 | [diff] [blame] | 1920 | acp.interval = cpu_to_le16(0x0800); |
Johan Hedberg | 406d780 | 2013-03-15 17:07:09 -0500 | [diff] [blame] | 1921 | } |
| 1922 | |
Joe Perches | dcf4adb | 2014-03-12 10:52:35 -0700 | [diff] [blame] | 1923 | acp.window = cpu_to_le16(0x0012); |
Johan Hedberg | 406d780 | 2013-03-15 17:07:09 -0500 | [diff] [blame] | 1924 | |
Johan Hedberg | bd98b99 | 2013-03-15 17:07:13 -0500 | [diff] [blame] | 1925 | if (__cpu_to_le16(hdev->page_scan_interval) != acp.interval || |
| 1926 | __cpu_to_le16(hdev->page_scan_window) != acp.window) |
| 1927 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, |
| 1928 | sizeof(acp), &acp); |
| 1929 | |
| 1930 | if (hdev->page_scan_type != type) |
| 1931 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); |
Johan Hedberg | 406d780 | 2013-03-15 17:07:09 -0500 | [diff] [blame] | 1932 | } |
| 1933 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 1934 | static void set_connectable_complete(struct hci_dev *hdev, u8 status, |
| 1935 | u16 opcode) |
Johan Hedberg | 2b76f45 | 2013-03-15 17:07:04 -0500 | [diff] [blame] | 1936 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 1937 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | d7b856f | 2013-10-14 16:20:04 +0300 | [diff] [blame] | 1938 | struct mgmt_mode *cp; |
Johan Hedberg | bc6d2d0 | 2014-07-10 12:09:08 +0300 | [diff] [blame] | 1939 | bool conn_changed, discov_changed; |
Johan Hedberg | 2b76f45 | 2013-03-15 17:07:04 -0500 | [diff] [blame] | 1940 | |
| 1941 | BT_DBG("status 0x%02x", status); |
| 1942 | |
| 1943 | hci_dev_lock(hdev); |
| 1944 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 1945 | cmd = pending_find(MGMT_OP_SET_CONNECTABLE, hdev); |
Johan Hedberg | 2b76f45 | 2013-03-15 17:07:04 -0500 | [diff] [blame] | 1946 | if (!cmd) |
| 1947 | goto unlock; |
| 1948 | |
Johan Hedberg | 37438c1 | 2013-10-14 16:20:05 +0300 | [diff] [blame] | 1949 | if (status) { |
| 1950 | u8 mgmt_err = mgmt_status(status); |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 1951 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); |
Johan Hedberg | 37438c1 | 2013-10-14 16:20:05 +0300 | [diff] [blame] | 1952 | goto remove_cmd; |
| 1953 | } |
| 1954 | |
Johan Hedberg | d7b856f | 2013-10-14 16:20:04 +0300 | [diff] [blame] | 1955 | cp = cmd->param; |
Johan Hedberg | bc6d2d0 | 2014-07-10 12:09:08 +0300 | [diff] [blame] | 1956 | if (cp->val) { |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 1957 | conn_changed = !hci_dev_test_and_set_flag(hdev, |
| 1958 | HCI_CONNECTABLE); |
Johan Hedberg | bc6d2d0 | 2014-07-10 12:09:08 +0300 | [diff] [blame] | 1959 | discov_changed = false; |
| 1960 | } else { |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 1961 | conn_changed = hci_dev_test_and_clear_flag(hdev, |
| 1962 | HCI_CONNECTABLE); |
| 1963 | discov_changed = hci_dev_test_and_clear_flag(hdev, |
| 1964 | HCI_DISCOVERABLE); |
Johan Hedberg | bc6d2d0 | 2014-07-10 12:09:08 +0300 | [diff] [blame] | 1965 | } |
Johan Hedberg | d7b856f | 2013-10-14 16:20:04 +0300 | [diff] [blame] | 1966 | |
Johan Hedberg | 2b76f45 | 2013-03-15 17:07:04 -0500 | [diff] [blame] | 1967 | send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev); |
| 1968 | |
Johan Hedberg | bc6d2d0 | 2014-07-10 12:09:08 +0300 | [diff] [blame] | 1969 | if (conn_changed || discov_changed) { |
Johan Hedberg | d7b856f | 2013-10-14 16:20:04 +0300 | [diff] [blame] | 1970 | new_settings(hdev, cmd->sk); |
Johan Hedberg | 1d2dc5b | 2014-12-19 13:40:19 +0200 | [diff] [blame] | 1971 | hci_update_page_scan(hdev); |
Johan Hedberg | bc6d2d0 | 2014-07-10 12:09:08 +0300 | [diff] [blame] | 1972 | if (discov_changed) |
| 1973 | mgmt_update_adv_data(hdev); |
Johan Hedberg | 2b7be33 | 2014-07-07 14:40:22 +0300 | [diff] [blame] | 1974 | hci_update_background_scan(hdev); |
| 1975 | } |
Johan Hedberg | d7b856f | 2013-10-14 16:20:04 +0300 | [diff] [blame] | 1976 | |
Johan Hedberg | 37438c1 | 2013-10-14 16:20:05 +0300 | [diff] [blame] | 1977 | remove_cmd: |
Johan Hedberg | 2b76f45 | 2013-03-15 17:07:04 -0500 | [diff] [blame] | 1978 | mgmt_pending_remove(cmd); |
| 1979 | |
| 1980 | unlock: |
| 1981 | hci_dev_unlock(hdev); |
| 1982 | } |
| 1983 | |
Johan Hedberg | e8ba3a1 | 2013-10-19 23:38:18 +0300 | [diff] [blame] | 1984 | static int set_connectable_update_settings(struct hci_dev *hdev, |
| 1985 | struct sock *sk, u8 val) |
| 1986 | { |
| 1987 | bool changed = false; |
| 1988 | int err; |
| 1989 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 1990 | if (!!val != hci_dev_test_flag(hdev, HCI_CONNECTABLE)) |
Johan Hedberg | e8ba3a1 | 2013-10-19 23:38:18 +0300 | [diff] [blame] | 1991 | changed = true; |
| 1992 | |
| 1993 | if (val) { |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 1994 | hci_dev_set_flag(hdev, HCI_CONNECTABLE); |
Johan Hedberg | e8ba3a1 | 2013-10-19 23:38:18 +0300 | [diff] [blame] | 1995 | } else { |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 1996 | hci_dev_clear_flag(hdev, HCI_CONNECTABLE); |
| 1997 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); |
Johan Hedberg | e8ba3a1 | 2013-10-19 23:38:18 +0300 | [diff] [blame] | 1998 | } |
| 1999 | |
| 2000 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); |
| 2001 | if (err < 0) |
| 2002 | return err; |
| 2003 | |
Johan Hedberg | 562064e | 2014-07-08 16:35:34 +0300 | [diff] [blame] | 2004 | if (changed) { |
Johan Hedberg | 1d2dc5b | 2014-12-19 13:40:19 +0200 | [diff] [blame] | 2005 | hci_update_page_scan(hdev); |
Johan Hedberg | 562064e | 2014-07-08 16:35:34 +0300 | [diff] [blame] | 2006 | hci_update_background_scan(hdev); |
Johan Hedberg | e8ba3a1 | 2013-10-19 23:38:18 +0300 | [diff] [blame] | 2007 | return new_settings(hdev, sk); |
Johan Hedberg | 562064e | 2014-07-08 16:35:34 +0300 | [diff] [blame] | 2008 | } |
Johan Hedberg | e8ba3a1 | 2013-10-19 23:38:18 +0300 | [diff] [blame] | 2009 | |
| 2010 | return 0; |
| 2011 | } |
| 2012 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2013 | static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 2014 | u16 len) |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 2015 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 2016 | struct mgmt_mode *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 2017 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 2b76f45 | 2013-03-15 17:07:04 -0500 | [diff] [blame] | 2018 | struct hci_request req; |
Johan Hedberg | 1987fdc | 2013-10-14 21:15:24 +0300 | [diff] [blame] | 2019 | u8 scan; |
Johan Hedberg | f7b64e6 | 2010-12-13 21:07:06 +0200 | [diff] [blame] | 2020 | int err; |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 2021 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2022 | BT_DBG("request for %s", hdev->name); |
Johan Hedberg | e41d8b4 | 2010-12-13 21:07:03 +0200 | [diff] [blame] | 2023 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 2024 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED) && |
| 2025 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2026 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
| 2027 | MGMT_STATUS_REJECTED); |
Johan Hedberg | 33c525c | 2012-10-24 21:11:58 +0300 | [diff] [blame] | 2028 | |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 2029 | if (cp->val != 0x00 && cp->val != 0x01) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2030 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
| 2031 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 2032 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 2033 | hci_dev_lock(hdev); |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2034 | |
Johan Hedberg | 4b34ee78 | 2012-02-21 14:13:02 +0200 | [diff] [blame] | 2035 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | e8ba3a1 | 2013-10-19 23:38:18 +0300 | [diff] [blame] | 2036 | err = set_connectable_update_settings(hdev, sk, cp->val); |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2037 | goto failed; |
| 2038 | } |
| 2039 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 2040 | if (pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
| 2041 | pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2042 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
| 2043 | MGMT_STATUS_BUSY); |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2044 | goto failed; |
| 2045 | } |
| 2046 | |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2047 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); |
| 2048 | if (!cmd) { |
| 2049 | err = -ENOMEM; |
| 2050 | goto failed; |
| 2051 | } |
| 2052 | |
Johan Hedberg | 2b76f45 | 2013-03-15 17:07:04 -0500 | [diff] [blame] | 2053 | hci_req_init(&req, hdev); |
| 2054 | |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 2055 | /* If BR/EDR is not enabled and we disable advertising as a |
| 2056 | * by-product of disabling connectable, we need to update the |
| 2057 | * advertising flags. |
| 2058 | */ |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 2059 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 2060 | if (!cp->val) { |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 2061 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
| 2062 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 2063 | } |
| 2064 | update_adv_data(&req); |
| 2065 | } else if (cp->val != test_bit(HCI_PSCAN, &hdev->flags)) { |
Johan Hedberg | 9b74246 | 2013-10-14 16:20:03 +0300 | [diff] [blame] | 2066 | if (cp->val) { |
| 2067 | scan = SCAN_PAGE; |
| 2068 | } else { |
Johan Hedberg | 3bd2724 | 2014-07-28 20:53:58 +0300 | [diff] [blame] | 2069 | /* If we don't have any whitelist entries just |
| 2070 | * disable all scanning. If there are entries |
| 2071 | * and we had both page and inquiry scanning |
| 2072 | * enabled then fall back to only page scanning. |
| 2073 | * Otherwise no changes are needed. |
| 2074 | */ |
| 2075 | if (list_empty(&hdev->whitelist)) |
| 2076 | scan = SCAN_DISABLED; |
| 2077 | else if (test_bit(HCI_ISCAN, &hdev->flags)) |
| 2078 | scan = SCAN_PAGE; |
| 2079 | else |
| 2080 | goto no_scan_update; |
Johan Hedberg | 9b74246 | 2013-10-14 16:20:03 +0300 | [diff] [blame] | 2081 | |
| 2082 | if (test_bit(HCI_ISCAN, &hdev->flags) && |
Marcel Holtmann | 8d6083f | 2013-10-14 16:38:45 -0700 | [diff] [blame] | 2083 | hdev->discov_timeout > 0) |
Johan Hedberg | 9b74246 | 2013-10-14 16:20:03 +0300 | [diff] [blame] | 2084 | cancel_delayed_work(&hdev->discov_off); |
| 2085 | } |
| 2086 | |
| 2087 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); |
| 2088 | } |
Johan Hedberg | 2b76f45 | 2013-03-15 17:07:04 -0500 | [diff] [blame] | 2089 | |
Johan Hedberg | 3bd2724 | 2014-07-28 20:53:58 +0300 | [diff] [blame] | 2090 | no_scan_update: |
Johan Hedberg | e8b1202 | 2014-07-10 10:51:27 +0300 | [diff] [blame] | 2091 | /* Update the advertising parameters if necessary */ |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 2092 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
Johan Hedberg | 1987fdc | 2013-10-14 21:15:24 +0300 | [diff] [blame] | 2093 | enable_advertising(&req); |
Johan Hedberg | 1987fdc | 2013-10-14 21:15:24 +0300 | [diff] [blame] | 2094 | |
Johan Hedberg | 2b76f45 | 2013-03-15 17:07:04 -0500 | [diff] [blame] | 2095 | err = hci_req_run(&req, set_connectable_complete); |
Johan Hedberg | 9b74246 | 2013-10-14 16:20:03 +0300 | [diff] [blame] | 2096 | if (err < 0) { |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2097 | mgmt_pending_remove(cmd); |
Johan Hedberg | 9b74246 | 2013-10-14 16:20:03 +0300 | [diff] [blame] | 2098 | if (err == -ENODATA) |
Johan Hedberg | a81070b | 2013-10-19 23:38:19 +0300 | [diff] [blame] | 2099 | err = set_connectable_update_settings(hdev, sk, |
| 2100 | cp->val); |
Johan Hedberg | 9b74246 | 2013-10-14 16:20:03 +0300 | [diff] [blame] | 2101 | goto failed; |
| 2102 | } |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2103 | |
| 2104 | failed: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 2105 | hci_dev_unlock(hdev); |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2106 | return err; |
| 2107 | } |
| 2108 | |
Johan Hedberg | b293947 | 2014-07-30 09:22:23 +0300 | [diff] [blame] | 2109 | static int set_bondable(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 2110 | u16 len) |
Johan Hedberg | 73f22f6 | 2010-12-29 16:00:25 +0200 | [diff] [blame] | 2111 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 2112 | struct mgmt_mode *cp = data; |
Marcel Holtmann | 5559435 | 2013-10-06 16:11:57 -0700 | [diff] [blame] | 2113 | bool changed; |
Johan Hedberg | 73f22f6 | 2010-12-29 16:00:25 +0200 | [diff] [blame] | 2114 | int err; |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2115 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2116 | BT_DBG("request for %s", hdev->name); |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2117 | |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 2118 | if (cp->val != 0x00 && cp->val != 0x01) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2119 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BONDABLE, |
| 2120 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 2121 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 2122 | hci_dev_lock(hdev); |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2123 | |
| 2124 | if (cp->val) |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 2125 | changed = !hci_dev_test_and_set_flag(hdev, HCI_BONDABLE); |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2126 | else |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 2127 | changed = hci_dev_test_and_clear_flag(hdev, HCI_BONDABLE); |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2128 | |
Johan Hedberg | b293947 | 2014-07-30 09:22:23 +0300 | [diff] [blame] | 2129 | err = send_settings_rsp(sk, MGMT_OP_SET_BONDABLE, hdev); |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2130 | if (err < 0) |
Marcel Holtmann | 5559435 | 2013-10-06 16:11:57 -0700 | [diff] [blame] | 2131 | goto unlock; |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2132 | |
Marcel Holtmann | 5559435 | 2013-10-06 16:11:57 -0700 | [diff] [blame] | 2133 | if (changed) |
| 2134 | err = new_settings(hdev, sk); |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2135 | |
Marcel Holtmann | 5559435 | 2013-10-06 16:11:57 -0700 | [diff] [blame] | 2136 | unlock: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 2137 | hci_dev_unlock(hdev); |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 2138 | return err; |
| 2139 | } |
Johan Hedberg | 72a734e | 2010-12-30 00:38:22 +0200 | [diff] [blame] | 2140 | |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 2141 | static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data, |
| 2142 | u16 len) |
Johan Hedberg | 33ef95e | 2012-02-16 23:56:27 +0200 | [diff] [blame] | 2143 | { |
| 2144 | struct mgmt_mode *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 2145 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | e6fe798 | 2013-10-02 15:45:22 +0300 | [diff] [blame] | 2146 | u8 val, status; |
Johan Hedberg | 33ef95e | 2012-02-16 23:56:27 +0200 | [diff] [blame] | 2147 | int err; |
| 2148 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2149 | BT_DBG("request for %s", hdev->name); |
Johan Hedberg | 33ef95e | 2012-02-16 23:56:27 +0200 | [diff] [blame] | 2150 | |
Johan Hedberg | e6fe798 | 2013-10-02 15:45:22 +0300 | [diff] [blame] | 2151 | status = mgmt_bredr_support(hdev); |
| 2152 | if (status) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2153 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
| 2154 | status); |
Johan Hedberg | 33c525c | 2012-10-24 21:11:58 +0300 | [diff] [blame] | 2155 | |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 2156 | if (cp->val != 0x00 && cp->val != 0x01) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2157 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
| 2158 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 2159 | |
Johan Hedberg | 33ef95e | 2012-02-16 23:56:27 +0200 | [diff] [blame] | 2160 | hci_dev_lock(hdev); |
| 2161 | |
Johan Hedberg | 4b34ee78 | 2012-02-21 14:13:02 +0200 | [diff] [blame] | 2162 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | 47990ea | 2012-02-22 11:58:37 +0200 | [diff] [blame] | 2163 | bool changed = false; |
| 2164 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 2165 | if (!!cp->val != hci_dev_test_flag(hdev, HCI_LINK_SECURITY)) { |
Marcel Holtmann | ce05d60 | 2015-03-13 02:11:03 -0700 | [diff] [blame] | 2166 | hci_dev_change_flag(hdev, HCI_LINK_SECURITY); |
Johan Hedberg | 47990ea | 2012-02-22 11:58:37 +0200 | [diff] [blame] | 2167 | changed = true; |
| 2168 | } |
| 2169 | |
| 2170 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); |
| 2171 | if (err < 0) |
| 2172 | goto failed; |
| 2173 | |
| 2174 | if (changed) |
| 2175 | err = new_settings(hdev, sk); |
| 2176 | |
Johan Hedberg | 33ef95e | 2012-02-16 23:56:27 +0200 | [diff] [blame] | 2177 | goto failed; |
| 2178 | } |
| 2179 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 2180 | if (pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2181 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
| 2182 | MGMT_STATUS_BUSY); |
Johan Hedberg | 33ef95e | 2012-02-16 23:56:27 +0200 | [diff] [blame] | 2183 | goto failed; |
| 2184 | } |
| 2185 | |
| 2186 | val = !!cp->val; |
| 2187 | |
| 2188 | if (test_bit(HCI_AUTH, &hdev->flags) == val) { |
| 2189 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); |
| 2190 | goto failed; |
| 2191 | } |
| 2192 | |
| 2193 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); |
| 2194 | if (!cmd) { |
| 2195 | err = -ENOMEM; |
| 2196 | goto failed; |
| 2197 | } |
| 2198 | |
| 2199 | err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); |
| 2200 | if (err < 0) { |
| 2201 | mgmt_pending_remove(cmd); |
| 2202 | goto failed; |
| 2203 | } |
| 2204 | |
| 2205 | failed: |
| 2206 | hci_dev_unlock(hdev); |
Johan Hedberg | 33ef95e | 2012-02-16 23:56:27 +0200 | [diff] [blame] | 2207 | return err; |
| 2208 | } |
| 2209 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2210 | static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 2211 | { |
| 2212 | struct mgmt_mode *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 2213 | struct mgmt_pending_cmd *cmd; |
Marcel Holtmann | 72ef0c1 | 2013-10-10 03:08:10 -0700 | [diff] [blame] | 2214 | u8 status; |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 2215 | int err; |
| 2216 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2217 | BT_DBG("request for %s", hdev->name); |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 2218 | |
Marcel Holtmann | cdba528 | 2013-10-02 21:31:52 -0700 | [diff] [blame] | 2219 | status = mgmt_bredr_support(hdev); |
| 2220 | if (status) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2221 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, status); |
Marcel Holtmann | cdba528 | 2013-10-02 21:31:52 -0700 | [diff] [blame] | 2222 | |
Johan Hedberg | 13ecd8b | 2013-01-09 15:29:38 +0200 | [diff] [blame] | 2223 | if (!lmp_ssp_capable(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2224 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
| 2225 | MGMT_STATUS_NOT_SUPPORTED); |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 2226 | |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 2227 | if (cp->val != 0x00 && cp->val != 0x01) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2228 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
| 2229 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 2230 | |
Johan Hedberg | 13ecd8b | 2013-01-09 15:29:38 +0200 | [diff] [blame] | 2231 | hci_dev_lock(hdev); |
Johan Hedberg | 6c8f12c | 2012-02-22 16:35:26 +0200 | [diff] [blame] | 2232 | |
Johan Hedberg | 4b34ee78 | 2012-02-21 14:13:02 +0200 | [diff] [blame] | 2233 | if (!hdev_is_powered(hdev)) { |
Marcel Holtmann | 9ecb3e2 | 2013-10-10 03:08:11 -0700 | [diff] [blame] | 2234 | bool changed; |
Johan Hedberg | c0ecddc | 2012-02-22 12:38:31 +0200 | [diff] [blame] | 2235 | |
Marcel Holtmann | 9ecb3e2 | 2013-10-10 03:08:11 -0700 | [diff] [blame] | 2236 | if (cp->val) { |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 2237 | changed = !hci_dev_test_and_set_flag(hdev, |
| 2238 | HCI_SSP_ENABLED); |
Marcel Holtmann | 9ecb3e2 | 2013-10-10 03:08:11 -0700 | [diff] [blame] | 2239 | } else { |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 2240 | changed = hci_dev_test_and_clear_flag(hdev, |
| 2241 | HCI_SSP_ENABLED); |
Marcel Holtmann | 9ecb3e2 | 2013-10-10 03:08:11 -0700 | [diff] [blame] | 2242 | if (!changed) |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 2243 | changed = hci_dev_test_and_clear_flag(hdev, |
| 2244 | HCI_HS_ENABLED); |
Marcel Holtmann | 9ecb3e2 | 2013-10-10 03:08:11 -0700 | [diff] [blame] | 2245 | else |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 2246 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); |
Johan Hedberg | c0ecddc | 2012-02-22 12:38:31 +0200 | [diff] [blame] | 2247 | } |
| 2248 | |
| 2249 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); |
| 2250 | if (err < 0) |
| 2251 | goto failed; |
| 2252 | |
| 2253 | if (changed) |
| 2254 | err = new_settings(hdev, sk); |
| 2255 | |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 2256 | goto failed; |
| 2257 | } |
| 2258 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 2259 | if (pending_find(MGMT_OP_SET_SSP, hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2260 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
| 2261 | MGMT_STATUS_BUSY); |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 2262 | goto failed; |
| 2263 | } |
| 2264 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 2265 | if (!!cp->val == hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 2266 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); |
| 2267 | goto failed; |
| 2268 | } |
| 2269 | |
| 2270 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); |
| 2271 | if (!cmd) { |
| 2272 | err = -ENOMEM; |
| 2273 | goto failed; |
| 2274 | } |
| 2275 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 2276 | if (!cp->val && hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS)) |
Johan Hedberg | 3769972 | 2014-06-24 14:00:27 +0300 | [diff] [blame] | 2277 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, |
| 2278 | sizeof(cp->val), &cp->val); |
| 2279 | |
Marcel Holtmann | 72ef0c1 | 2013-10-10 03:08:10 -0700 | [diff] [blame] | 2280 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &cp->val); |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 2281 | if (err < 0) { |
| 2282 | mgmt_pending_remove(cmd); |
| 2283 | goto failed; |
| 2284 | } |
| 2285 | |
| 2286 | failed: |
| 2287 | hci_dev_unlock(hdev); |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 2288 | return err; |
| 2289 | } |
| 2290 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2291 | static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
Johan Hedberg | 6d80dfd | 2012-02-20 23:50:38 +0200 | [diff] [blame] | 2292 | { |
| 2293 | struct mgmt_mode *cp = data; |
Marcel Holtmann | ee39269 | 2013-10-01 22:59:23 -0700 | [diff] [blame] | 2294 | bool changed; |
Johan Hedberg | e6fe798 | 2013-10-02 15:45:22 +0300 | [diff] [blame] | 2295 | u8 status; |
Marcel Holtmann | ee39269 | 2013-10-01 22:59:23 -0700 | [diff] [blame] | 2296 | int err; |
Johan Hedberg | 6d80dfd | 2012-02-20 23:50:38 +0200 | [diff] [blame] | 2297 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2298 | BT_DBG("request for %s", hdev->name); |
Johan Hedberg | 6d80dfd | 2012-02-20 23:50:38 +0200 | [diff] [blame] | 2299 | |
Johan Hedberg | e6fe798 | 2013-10-02 15:45:22 +0300 | [diff] [blame] | 2300 | status = mgmt_bredr_support(hdev); |
| 2301 | if (status) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2302 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status); |
Johan Hedberg | 6d80dfd | 2012-02-20 23:50:38 +0200 | [diff] [blame] | 2303 | |
Marcel Holtmann | 9ecb3e2 | 2013-10-10 03:08:11 -0700 | [diff] [blame] | 2304 | if (!lmp_ssp_capable(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2305 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
| 2306 | MGMT_STATUS_NOT_SUPPORTED); |
Marcel Holtmann | 9ecb3e2 | 2013-10-10 03:08:11 -0700 | [diff] [blame] | 2307 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 2308 | if (!hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2309 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
| 2310 | MGMT_STATUS_REJECTED); |
Marcel Holtmann | 9ecb3e2 | 2013-10-10 03:08:11 -0700 | [diff] [blame] | 2311 | |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 2312 | if (cp->val != 0x00 && cp->val != 0x01) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2313 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
| 2314 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 2315 | |
Marcel Holtmann | ee39269 | 2013-10-01 22:59:23 -0700 | [diff] [blame] | 2316 | hci_dev_lock(hdev); |
Johan Hedberg | 6d80dfd | 2012-02-20 23:50:38 +0200 | [diff] [blame] | 2317 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 2318 | if (pending_find(MGMT_OP_SET_SSP, hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2319 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
| 2320 | MGMT_STATUS_BUSY); |
Johan Hedberg | a2cb01d | 2015-02-19 17:38:07 +0200 | [diff] [blame] | 2321 | goto unlock; |
| 2322 | } |
| 2323 | |
Marcel Holtmann | a0cdf960 | 2013-10-02 00:27:02 -0700 | [diff] [blame] | 2324 | if (cp->val) { |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 2325 | changed = !hci_dev_test_and_set_flag(hdev, HCI_HS_ENABLED); |
Marcel Holtmann | a0cdf960 | 2013-10-02 00:27:02 -0700 | [diff] [blame] | 2326 | } else { |
| 2327 | if (hdev_is_powered(hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2328 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
| 2329 | MGMT_STATUS_REJECTED); |
Marcel Holtmann | a0cdf960 | 2013-10-02 00:27:02 -0700 | [diff] [blame] | 2330 | goto unlock; |
| 2331 | } |
| 2332 | |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 2333 | changed = hci_dev_test_and_clear_flag(hdev, HCI_HS_ENABLED); |
Marcel Holtmann | a0cdf960 | 2013-10-02 00:27:02 -0700 | [diff] [blame] | 2334 | } |
Marcel Holtmann | ee39269 | 2013-10-01 22:59:23 -0700 | [diff] [blame] | 2335 | |
| 2336 | err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); |
| 2337 | if (err < 0) |
| 2338 | goto unlock; |
| 2339 | |
| 2340 | if (changed) |
| 2341 | err = new_settings(hdev, sk); |
| 2342 | |
| 2343 | unlock: |
| 2344 | hci_dev_unlock(hdev); |
| 2345 | return err; |
Johan Hedberg | 6d80dfd | 2012-02-20 23:50:38 +0200 | [diff] [blame] | 2346 | } |
| 2347 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 2348 | static void le_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
Johan Hedberg | 416a4ae | 2013-09-25 13:26:08 +0300 | [diff] [blame] | 2349 | { |
| 2350 | struct cmd_lookup match = { NULL, hdev }; |
| 2351 | |
Jaganath Kanakkassery | 3ad6758 | 2014-12-11 11:43:12 +0530 | [diff] [blame] | 2352 | hci_dev_lock(hdev); |
| 2353 | |
Johan Hedberg | 416a4ae | 2013-09-25 13:26:08 +0300 | [diff] [blame] | 2354 | if (status) { |
| 2355 | u8 mgmt_err = mgmt_status(status); |
| 2356 | |
| 2357 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, |
| 2358 | &mgmt_err); |
Jaganath Kanakkassery | 3ad6758 | 2014-12-11 11:43:12 +0530 | [diff] [blame] | 2359 | goto unlock; |
Johan Hedberg | 416a4ae | 2013-09-25 13:26:08 +0300 | [diff] [blame] | 2360 | } |
| 2361 | |
| 2362 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); |
| 2363 | |
| 2364 | new_settings(hdev, match.sk); |
| 2365 | |
| 2366 | if (match.sk) |
| 2367 | sock_put(match.sk); |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 2368 | |
| 2369 | /* Make sure the controller has a good default for |
| 2370 | * advertising data. Restrict the update to when LE |
| 2371 | * has actually been enabled. During power on, the |
| 2372 | * update in powered_update_hci will take care of it. |
| 2373 | */ |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 2374 | if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) { |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 2375 | struct hci_request req; |
| 2376 | |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 2377 | hci_req_init(&req, hdev); |
Marcel Holtmann | 5947f4b | 2013-10-16 00:16:50 -0700 | [diff] [blame] | 2378 | update_adv_data(&req); |
Marcel Holtmann | f14d8f6 | 2013-10-16 00:16:48 -0700 | [diff] [blame] | 2379 | update_scan_rsp_data(&req); |
Johan Hedberg | 2cf2221 | 2014-12-19 22:26:00 +0200 | [diff] [blame] | 2380 | __hci_update_background_scan(&req); |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 2381 | hci_req_run(&req, NULL); |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 2382 | } |
Jaganath Kanakkassery | 3ad6758 | 2014-12-11 11:43:12 +0530 | [diff] [blame] | 2383 | |
| 2384 | unlock: |
| 2385 | hci_dev_unlock(hdev); |
Johan Hedberg | 416a4ae | 2013-09-25 13:26:08 +0300 | [diff] [blame] | 2386 | } |
| 2387 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2388 | static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2389 | { |
| 2390 | struct mgmt_mode *cp = data; |
| 2391 | struct hci_cp_write_le_host_supported hci_cp; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 2392 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 416a4ae | 2013-09-25 13:26:08 +0300 | [diff] [blame] | 2393 | struct hci_request req; |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2394 | int err; |
Johan Hedberg | 0b60eba | 2012-02-28 00:57:24 +0200 | [diff] [blame] | 2395 | u8 val, enabled; |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2396 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2397 | BT_DBG("request for %s", hdev->name); |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2398 | |
Johan Hedberg | 13ecd8b | 2013-01-09 15:29:38 +0200 | [diff] [blame] | 2399 | if (!lmp_le_capable(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2400 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
| 2401 | MGMT_STATUS_NOT_SUPPORTED); |
Johan Hedberg | 1de028c | 2012-02-29 19:55:35 -0800 | [diff] [blame] | 2402 | |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 2403 | if (cp->val != 0x00 && cp->val != 0x01) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2404 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
| 2405 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 2406 | |
Johan Hedberg | c73eee9 | 2013-04-19 18:35:21 +0300 | [diff] [blame] | 2407 | /* LE-only devices do not allow toggling LE on/off */ |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 2408 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2409 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
| 2410 | MGMT_STATUS_REJECTED); |
Johan Hedberg | c73eee9 | 2013-04-19 18:35:21 +0300 | [diff] [blame] | 2411 | |
Johan Hedberg | 13ecd8b | 2013-01-09 15:29:38 +0200 | [diff] [blame] | 2412 | hci_dev_lock(hdev); |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2413 | |
| 2414 | val = !!cp->val; |
Gustavo Padovan | ffa88e0 | 2012-11-23 16:50:51 -0200 | [diff] [blame] | 2415 | enabled = lmp_host_le_capable(hdev); |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2416 | |
Johan Hedberg | 0b60eba | 2012-02-28 00:57:24 +0200 | [diff] [blame] | 2417 | if (!hdev_is_powered(hdev) || val == enabled) { |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2418 | bool changed = false; |
| 2419 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 2420 | if (val != hci_dev_test_flag(hdev, HCI_LE_ENABLED)) { |
Marcel Holtmann | ce05d60 | 2015-03-13 02:11:03 -0700 | [diff] [blame] | 2421 | hci_dev_change_flag(hdev, HCI_LE_ENABLED); |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2422 | changed = true; |
| 2423 | } |
| 2424 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 2425 | if (!val && hci_dev_test_flag(hdev, HCI_ADVERTISING)) { |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 2426 | hci_dev_clear_flag(hdev, HCI_ADVERTISING); |
Johan Hedberg | eeca6f8 | 2013-09-25 13:26:09 +0300 | [diff] [blame] | 2427 | changed = true; |
| 2428 | } |
| 2429 | |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2430 | err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); |
| 2431 | if (err < 0) |
Johan Hedberg | 1de028c | 2012-02-29 19:55:35 -0800 | [diff] [blame] | 2432 | goto unlock; |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2433 | |
| 2434 | if (changed) |
| 2435 | err = new_settings(hdev, sk); |
| 2436 | |
Johan Hedberg | 1de028c | 2012-02-29 19:55:35 -0800 | [diff] [blame] | 2437 | goto unlock; |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2438 | } |
| 2439 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 2440 | if (pending_find(MGMT_OP_SET_LE, hdev) || |
| 2441 | pending_find(MGMT_OP_SET_ADVERTISING, hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2442 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
| 2443 | MGMT_STATUS_BUSY); |
Johan Hedberg | 1de028c | 2012-02-29 19:55:35 -0800 | [diff] [blame] | 2444 | goto unlock; |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2445 | } |
| 2446 | |
| 2447 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); |
| 2448 | if (!cmd) { |
| 2449 | err = -ENOMEM; |
Johan Hedberg | 1de028c | 2012-02-29 19:55:35 -0800 | [diff] [blame] | 2450 | goto unlock; |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2451 | } |
| 2452 | |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 2453 | hci_req_init(&req, hdev); |
| 2454 | |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2455 | memset(&hci_cp, 0, sizeof(hci_cp)); |
| 2456 | |
| 2457 | if (val) { |
| 2458 | hci_cp.le = val; |
Marcel Holtmann | 32226e4 | 2014-07-24 20:04:16 +0200 | [diff] [blame] | 2459 | hci_cp.simul = 0x00; |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 2460 | } else { |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 2461 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 2462 | disable_advertising(&req); |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2463 | } |
| 2464 | |
Johan Hedberg | 416a4ae | 2013-09-25 13:26:08 +0300 | [diff] [blame] | 2465 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp), |
| 2466 | &hci_cp); |
| 2467 | |
| 2468 | err = hci_req_run(&req, le_enable_complete); |
Syam Sidhardhan | 0c01bc4 | 2012-04-12 20:33:21 +0530 | [diff] [blame] | 2469 | if (err < 0) |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2470 | mgmt_pending_remove(cmd); |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2471 | |
Johan Hedberg | 1de028c | 2012-02-29 19:55:35 -0800 | [diff] [blame] | 2472 | unlock: |
| 2473 | hci_dev_unlock(hdev); |
Johan Hedberg | 06199cf | 2012-02-22 16:37:11 +0200 | [diff] [blame] | 2474 | return err; |
| 2475 | } |
| 2476 | |
Johan Hedberg | 0cab9c8 | 2013-03-15 17:06:54 -0500 | [diff] [blame] | 2477 | /* This is a helper function to test for pending mgmt commands that can |
| 2478 | * cause CoD or EIR HCI commands. We can only allow one such pending |
| 2479 | * mgmt command at a time since otherwise we cannot easily track what |
| 2480 | * the current values are, will be, and based on that calculate if a new |
| 2481 | * HCI command needs to be sent and if yes with what value. |
| 2482 | */ |
| 2483 | static bool pending_eir_or_class(struct hci_dev *hdev) |
| 2484 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 2485 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 0cab9c8 | 2013-03-15 17:06:54 -0500 | [diff] [blame] | 2486 | |
| 2487 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
| 2488 | switch (cmd->opcode) { |
| 2489 | case MGMT_OP_ADD_UUID: |
| 2490 | case MGMT_OP_REMOVE_UUID: |
| 2491 | case MGMT_OP_SET_DEV_CLASS: |
| 2492 | case MGMT_OP_SET_POWERED: |
| 2493 | return true; |
| 2494 | } |
| 2495 | } |
| 2496 | |
| 2497 | return false; |
| 2498 | } |
| 2499 | |
Johan Hedberg | 83be8ec | 2013-01-27 00:31:29 +0200 | [diff] [blame] | 2500 | static const u8 bluetooth_base_uuid[] = { |
| 2501 | 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, |
| 2502 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 2503 | }; |
| 2504 | |
| 2505 | static u8 get_uuid_size(const u8 *uuid) |
| 2506 | { |
| 2507 | u32 val; |
| 2508 | |
| 2509 | if (memcmp(uuid, bluetooth_base_uuid, 12)) |
| 2510 | return 128; |
| 2511 | |
| 2512 | val = get_unaligned_le32(&uuid[12]); |
| 2513 | if (val > 0xffff) |
| 2514 | return 32; |
| 2515 | |
| 2516 | return 16; |
| 2517 | } |
| 2518 | |
Johan Hedberg | 92da609 | 2013-03-15 17:06:55 -0500 | [diff] [blame] | 2519 | static void mgmt_class_complete(struct hci_dev *hdev, u16 mgmt_op, u8 status) |
| 2520 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 2521 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 92da609 | 2013-03-15 17:06:55 -0500 | [diff] [blame] | 2522 | |
| 2523 | hci_dev_lock(hdev); |
| 2524 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 2525 | cmd = pending_find(mgmt_op, hdev); |
Johan Hedberg | 92da609 | 2013-03-15 17:06:55 -0500 | [diff] [blame] | 2526 | if (!cmd) |
| 2527 | goto unlock; |
| 2528 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 2529 | mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, |
| 2530 | mgmt_status(status), hdev->dev_class, 3); |
Johan Hedberg | 92da609 | 2013-03-15 17:06:55 -0500 | [diff] [blame] | 2531 | |
| 2532 | mgmt_pending_remove(cmd); |
| 2533 | |
| 2534 | unlock: |
| 2535 | hci_dev_unlock(hdev); |
| 2536 | } |
| 2537 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 2538 | static void add_uuid_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
Johan Hedberg | 92da609 | 2013-03-15 17:06:55 -0500 | [diff] [blame] | 2539 | { |
| 2540 | BT_DBG("status 0x%02x", status); |
| 2541 | |
| 2542 | mgmt_class_complete(hdev, MGMT_OP_ADD_UUID, status); |
| 2543 | } |
| 2544 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2545 | static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2546 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 2547 | struct mgmt_cp_add_uuid *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 2548 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2549 | struct hci_request req; |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2550 | struct bt_uuid *uuid; |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2551 | int err; |
| 2552 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2553 | BT_DBG("request for %s", hdev->name); |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2554 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 2555 | hci_dev_lock(hdev); |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2556 | |
Johan Hedberg | 0cab9c8 | 2013-03-15 17:06:54 -0500 | [diff] [blame] | 2557 | if (pending_eir_or_class(hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2558 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, |
| 2559 | MGMT_STATUS_BUSY); |
Johan Hedberg | c95f0ba | 2012-02-23 22:54:38 +0200 | [diff] [blame] | 2560 | goto failed; |
| 2561 | } |
| 2562 | |
Andre Guedes | 92c4c20 | 2012-06-07 19:05:44 -0300 | [diff] [blame] | 2563 | uuid = kmalloc(sizeof(*uuid), GFP_KERNEL); |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2564 | if (!uuid) { |
| 2565 | err = -ENOMEM; |
| 2566 | goto failed; |
| 2567 | } |
| 2568 | |
| 2569 | memcpy(uuid->uuid, cp->uuid, 16); |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 2570 | uuid->svc_hint = cp->svc_hint; |
Johan Hedberg | 83be8ec | 2013-01-27 00:31:29 +0200 | [diff] [blame] | 2571 | uuid->size = get_uuid_size(cp->uuid); |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2572 | |
Johan Hedberg | de66aa6 | 2013-01-27 00:31:27 +0200 | [diff] [blame] | 2573 | list_add_tail(&uuid->list, &hdev->uuids); |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2574 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2575 | hci_req_init(&req, hdev); |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 2576 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2577 | update_class(&req); |
| 2578 | update_eir(&req); |
| 2579 | |
Johan Hedberg | 92da609 | 2013-03-15 17:06:55 -0500 | [diff] [blame] | 2580 | err = hci_req_run(&req, add_uuid_complete); |
| 2581 | if (err < 0) { |
| 2582 | if (err != -ENODATA) |
| 2583 | goto failed; |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 2584 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 2585 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, |
| 2586 | hdev->dev_class, 3); |
Johan Hedberg | 90e7045 | 2012-02-23 23:09:40 +0200 | [diff] [blame] | 2587 | goto failed; |
| 2588 | } |
| 2589 | |
| 2590 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2591 | if (!cmd) { |
Johan Hedberg | 90e7045 | 2012-02-23 23:09:40 +0200 | [diff] [blame] | 2592 | err = -ENOMEM; |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2593 | goto failed; |
| 2594 | } |
| 2595 | |
| 2596 | err = 0; |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2597 | |
| 2598 | failed: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 2599 | hci_dev_unlock(hdev); |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2600 | return err; |
| 2601 | } |
| 2602 | |
Johan Hedberg | 24b78d0 | 2012-02-23 23:24:30 +0200 | [diff] [blame] | 2603 | static bool enable_service_cache(struct hci_dev *hdev) |
| 2604 | { |
| 2605 | if (!hdev_is_powered(hdev)) |
| 2606 | return false; |
| 2607 | |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 2608 | if (!hci_dev_test_and_set_flag(hdev, HCI_SERVICE_CACHE)) { |
Johan Hedberg | 46818ed | 2013-01-14 22:33:52 +0200 | [diff] [blame] | 2609 | queue_delayed_work(hdev->workqueue, &hdev->service_cache, |
| 2610 | CACHE_TIMEOUT); |
Johan Hedberg | 24b78d0 | 2012-02-23 23:24:30 +0200 | [diff] [blame] | 2611 | return true; |
| 2612 | } |
| 2613 | |
| 2614 | return false; |
| 2615 | } |
| 2616 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 2617 | static void remove_uuid_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
Johan Hedberg | 92da609 | 2013-03-15 17:06:55 -0500 | [diff] [blame] | 2618 | { |
| 2619 | BT_DBG("status 0x%02x", status); |
| 2620 | |
| 2621 | mgmt_class_complete(hdev, MGMT_OP_REMOVE_UUID, status); |
| 2622 | } |
| 2623 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2624 | static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo Padovan | 8ce8e2b | 2012-05-17 00:36:20 -0300 | [diff] [blame] | 2625 | u16 len) |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2626 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 2627 | struct mgmt_cp_remove_uuid *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 2628 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 056341c | 2013-01-27 00:31:30 +0200 | [diff] [blame] | 2629 | struct bt_uuid *match, *tmp; |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2630 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2631 | struct hci_request req; |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2632 | int err, found; |
| 2633 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2634 | BT_DBG("request for %s", hdev->name); |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2635 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 2636 | hci_dev_lock(hdev); |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2637 | |
Johan Hedberg | 0cab9c8 | 2013-03-15 17:06:54 -0500 | [diff] [blame] | 2638 | if (pending_eir_or_class(hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2639 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
| 2640 | MGMT_STATUS_BUSY); |
Johan Hedberg | c95f0ba | 2012-02-23 22:54:38 +0200 | [diff] [blame] | 2641 | goto unlock; |
| 2642 | } |
| 2643 | |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2644 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { |
Johan Hedberg | 35f7498 | 2014-02-18 17:14:32 +0200 | [diff] [blame] | 2645 | hci_uuids_clear(hdev); |
Johan Hedberg | 4004b6d | 2012-02-23 21:30:12 +0200 | [diff] [blame] | 2646 | |
Johan Hedberg | 24b78d0 | 2012-02-23 23:24:30 +0200 | [diff] [blame] | 2647 | if (enable_service_cache(hdev)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 2648 | err = mgmt_cmd_complete(sk, hdev->id, |
| 2649 | MGMT_OP_REMOVE_UUID, |
| 2650 | 0, hdev->dev_class, 3); |
Johan Hedberg | 24b78d0 | 2012-02-23 23:24:30 +0200 | [diff] [blame] | 2651 | goto unlock; |
| 2652 | } |
Johan Hedberg | 4004b6d | 2012-02-23 21:30:12 +0200 | [diff] [blame] | 2653 | |
Johan Hedberg | 9246a86 | 2012-02-23 21:33:16 +0200 | [diff] [blame] | 2654 | goto update_class; |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2655 | } |
| 2656 | |
| 2657 | found = 0; |
| 2658 | |
Johan Hedberg | 056341c | 2013-01-27 00:31:30 +0200 | [diff] [blame] | 2659 | list_for_each_entry_safe(match, tmp, &hdev->uuids, list) { |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2660 | if (memcmp(match->uuid, cp->uuid, 16) != 0) |
| 2661 | continue; |
| 2662 | |
| 2663 | list_del(&match->list); |
Johan Hedberg | 482049f | 2012-11-08 10:25:26 +0100 | [diff] [blame] | 2664 | kfree(match); |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2665 | found++; |
| 2666 | } |
| 2667 | |
| 2668 | if (found == 0) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2669 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
| 2670 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2671 | goto unlock; |
| 2672 | } |
| 2673 | |
Johan Hedberg | 9246a86 | 2012-02-23 21:33:16 +0200 | [diff] [blame] | 2674 | update_class: |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2675 | hci_req_init(&req, hdev); |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 2676 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2677 | update_class(&req); |
| 2678 | update_eir(&req); |
| 2679 | |
Johan Hedberg | 92da609 | 2013-03-15 17:06:55 -0500 | [diff] [blame] | 2680 | err = hci_req_run(&req, remove_uuid_complete); |
| 2681 | if (err < 0) { |
| 2682 | if (err != -ENODATA) |
| 2683 | goto unlock; |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 2684 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 2685 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, |
| 2686 | hdev->dev_class, 3); |
Johan Hedberg | 90e7045 | 2012-02-23 23:09:40 +0200 | [diff] [blame] | 2687 | goto unlock; |
| 2688 | } |
| 2689 | |
| 2690 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2691 | if (!cmd) { |
Johan Hedberg | 90e7045 | 2012-02-23 23:09:40 +0200 | [diff] [blame] | 2692 | err = -ENOMEM; |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2693 | goto unlock; |
| 2694 | } |
| 2695 | |
| 2696 | err = 0; |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2697 | |
| 2698 | unlock: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 2699 | hci_dev_unlock(hdev); |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 2700 | return err; |
| 2701 | } |
| 2702 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 2703 | static void set_class_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
Johan Hedberg | 92da609 | 2013-03-15 17:06:55 -0500 | [diff] [blame] | 2704 | { |
| 2705 | BT_DBG("status 0x%02x", status); |
| 2706 | |
| 2707 | mgmt_class_complete(hdev, MGMT_OP_SET_DEV_CLASS, status); |
| 2708 | } |
| 2709 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2710 | static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 2711 | u16 len) |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 2712 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 2713 | struct mgmt_cp_set_dev_class *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 2714 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2715 | struct hci_request req; |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 2716 | int err; |
| 2717 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2718 | BT_DBG("request for %s", hdev->name); |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 2719 | |
Marcel Holtmann | 6203fc9 | 2013-10-02 23:37:29 -0700 | [diff] [blame] | 2720 | if (!lmp_bredr_capable(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2721 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
| 2722 | MGMT_STATUS_NOT_SUPPORTED); |
Johan Hedberg | 13ecd8b | 2013-01-09 15:29:38 +0200 | [diff] [blame] | 2723 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 2724 | hci_dev_lock(hdev); |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 2725 | |
Johan Hedberg | 0cab9c8 | 2013-03-15 17:06:54 -0500 | [diff] [blame] | 2726 | if (pending_eir_or_class(hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2727 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
| 2728 | MGMT_STATUS_BUSY); |
Johan Hedberg | 0cab9c8 | 2013-03-15 17:06:54 -0500 | [diff] [blame] | 2729 | goto unlock; |
| 2730 | } |
| 2731 | |
| 2732 | if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2733 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
| 2734 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 0cab9c8 | 2013-03-15 17:06:54 -0500 | [diff] [blame] | 2735 | goto unlock; |
| 2736 | } |
| 2737 | |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 2738 | hdev->major_class = cp->major; |
| 2739 | hdev->minor_class = cp->minor; |
| 2740 | |
Johan Hedberg | 932f5ff | 2012-02-22 22:11:32 +0200 | [diff] [blame] | 2741 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 2742 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
| 2743 | hdev->dev_class, 3); |
Johan Hedberg | 932f5ff | 2012-02-22 22:11:32 +0200 | [diff] [blame] | 2744 | goto unlock; |
| 2745 | } |
| 2746 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2747 | hci_req_init(&req, hdev); |
| 2748 | |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 2749 | if (hci_dev_test_and_clear_flag(hdev, HCI_SERVICE_CACHE)) { |
Johan Hedberg | 7d78525 | 2011-12-15 00:47:39 +0200 | [diff] [blame] | 2750 | hci_dev_unlock(hdev); |
| 2751 | cancel_delayed_work_sync(&hdev->service_cache); |
| 2752 | hci_dev_lock(hdev); |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2753 | update_eir(&req); |
Johan Hedberg | 7d78525 | 2011-12-15 00:47:39 +0200 | [diff] [blame] | 2754 | } |
Johan Hedberg | 14c0b60 | 2011-12-15 00:47:37 +0200 | [diff] [blame] | 2755 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2756 | update_class(&req); |
| 2757 | |
Johan Hedberg | 92da609 | 2013-03-15 17:06:55 -0500 | [diff] [blame] | 2758 | err = hci_req_run(&req, set_class_complete); |
| 2759 | if (err < 0) { |
| 2760 | if (err != -ENODATA) |
| 2761 | goto unlock; |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 2762 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 2763 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
| 2764 | hdev->dev_class, 3); |
Johan Hedberg | 90e7045 | 2012-02-23 23:09:40 +0200 | [diff] [blame] | 2765 | goto unlock; |
| 2766 | } |
| 2767 | |
| 2768 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2769 | if (!cmd) { |
Johan Hedberg | 90e7045 | 2012-02-23 23:09:40 +0200 | [diff] [blame] | 2770 | err = -ENOMEM; |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 2771 | goto unlock; |
| 2772 | } |
| 2773 | |
| 2774 | err = 0; |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 2775 | |
Johan Hedberg | b5235a6 | 2012-02-21 14:32:24 +0200 | [diff] [blame] | 2776 | unlock: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 2777 | hci_dev_unlock(hdev); |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 2778 | return err; |
| 2779 | } |
| 2780 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2781 | static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo Padovan | 8ce8e2b | 2012-05-17 00:36:20 -0300 | [diff] [blame] | 2782 | u16 len) |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2783 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 2784 | struct mgmt_cp_load_link_keys *cp = data; |
Johan Hedberg | ba1d693 | 2014-07-03 13:52:27 +0300 | [diff] [blame] | 2785 | const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / |
| 2786 | sizeof(struct mgmt_link_key_info)); |
Szymon Janc | 4e51eae | 2011-02-25 19:05:48 +0100 | [diff] [blame] | 2787 | u16 key_count, expected_len; |
Marcel Holtmann | b1de97d | 2014-01-31 11:55:21 -0800 | [diff] [blame] | 2788 | bool changed; |
Vinicius Costa Gomes | a492cd5 | 2011-08-25 20:02:29 -0300 | [diff] [blame] | 2789 | int i; |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2790 | |
Marcel Holtmann | 9060d5c | 2013-10-02 21:16:07 -0700 | [diff] [blame] | 2791 | BT_DBG("request for %s", hdev->name); |
| 2792 | |
| 2793 | if (!lmp_bredr_capable(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2794 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
| 2795 | MGMT_STATUS_NOT_SUPPORTED); |
Marcel Holtmann | 9060d5c | 2013-10-02 21:16:07 -0700 | [diff] [blame] | 2796 | |
Marcel Holtmann | 1f350c8 | 2012-03-12 20:31:08 -0700 | [diff] [blame] | 2797 | key_count = __le16_to_cpu(cp->key_count); |
Johan Hedberg | ba1d693 | 2014-07-03 13:52:27 +0300 | [diff] [blame] | 2798 | if (key_count > max_key_count) { |
| 2799 | BT_ERR("load_link_keys: too big key_count value %u", |
| 2800 | key_count); |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2801 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
| 2802 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | ba1d693 | 2014-07-03 13:52:27 +0300 | [diff] [blame] | 2803 | } |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2804 | |
Johan Hedberg | 86742e1 | 2011-11-07 23:13:38 +0200 | [diff] [blame] | 2805 | expected_len = sizeof(*cp) + key_count * |
| 2806 | sizeof(struct mgmt_link_key_info); |
Vinicius Costa Gomes | a492cd5 | 2011-08-25 20:02:29 -0300 | [diff] [blame] | 2807 | if (expected_len != len) { |
Johan Hedberg | 86742e1 | 2011-11-07 23:13:38 +0200 | [diff] [blame] | 2808 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
Johan Hedberg | 2606ecb | 2014-03-07 15:04:13 +0200 | [diff] [blame] | 2809 | expected_len, len); |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2810 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
| 2811 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2812 | } |
| 2813 | |
Johan Hedberg | 4ae1430 | 2013-01-20 14:27:13 +0200 | [diff] [blame] | 2814 | if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2815 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
| 2816 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 4ae1430 | 2013-01-20 14:27:13 +0200 | [diff] [blame] | 2817 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2818 | BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, |
Gustavo Padovan | 8ce8e2b | 2012-05-17 00:36:20 -0300 | [diff] [blame] | 2819 | key_count); |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2820 | |
Johan Hedberg | 4ee71b2 | 2013-01-20 14:27:19 +0200 | [diff] [blame] | 2821 | for (i = 0; i < key_count; i++) { |
| 2822 | struct mgmt_link_key_info *key = &cp->keys[i]; |
| 2823 | |
Marcel Holtmann | 8e99113 | 2014-01-10 02:07:25 -0800 | [diff] [blame] | 2824 | if (key->addr.type != BDADDR_BREDR || key->type > 0x08) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 2825 | return mgmt_cmd_status(sk, hdev->id, |
| 2826 | MGMT_OP_LOAD_LINK_KEYS, |
| 2827 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 4ee71b2 | 2013-01-20 14:27:19 +0200 | [diff] [blame] | 2828 | } |
| 2829 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 2830 | hci_dev_lock(hdev); |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2831 | |
| 2832 | hci_link_keys_clear(hdev); |
| 2833 | |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2834 | if (cp->debug_keys) |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 2835 | changed = !hci_dev_test_and_set_flag(hdev, HCI_KEEP_DEBUG_KEYS); |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2836 | else |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 2837 | changed = hci_dev_test_and_clear_flag(hdev, |
| 2838 | HCI_KEEP_DEBUG_KEYS); |
Marcel Holtmann | b1de97d | 2014-01-31 11:55:21 -0800 | [diff] [blame] | 2839 | |
| 2840 | if (changed) |
| 2841 | new_settings(hdev, NULL); |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2842 | |
Vinicius Costa Gomes | a492cd5 | 2011-08-25 20:02:29 -0300 | [diff] [blame] | 2843 | for (i = 0; i < key_count; i++) { |
Johan Hedberg | 86742e1 | 2011-11-07 23:13:38 +0200 | [diff] [blame] | 2844 | struct mgmt_link_key_info *key = &cp->keys[i]; |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2845 | |
Johan Hedberg | 58e9293 | 2014-06-24 14:00:26 +0300 | [diff] [blame] | 2846 | /* Always ignore debug keys and require a new pairing if |
| 2847 | * the user wants to use them. |
| 2848 | */ |
| 2849 | if (key->type == HCI_LK_DEBUG_COMBINATION) |
| 2850 | continue; |
| 2851 | |
Johan Hedberg | 7652ff6 | 2014-06-24 13:15:49 +0300 | [diff] [blame] | 2852 | hci_add_link_key(hdev, NULL, &key->addr.bdaddr, key->val, |
| 2853 | key->type, key->pin_len, NULL); |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2854 | } |
| 2855 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 2856 | mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); |
Johan Hedberg | 0e5f875 | 2011-11-11 16:18:54 +0200 | [diff] [blame] | 2857 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 2858 | hci_dev_unlock(hdev); |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2859 | |
Vinicius Costa Gomes | a492cd5 | 2011-08-25 20:02:29 -0300 | [diff] [blame] | 2860 | return 0; |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2861 | } |
| 2862 | |
Johan Hedberg | b1078ad | 2012-02-09 17:21:16 +0200 | [diff] [blame] | 2863 | static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 2864 | u8 addr_type, struct sock *skip_sk) |
Johan Hedberg | b1078ad | 2012-02-09 17:21:16 +0200 | [diff] [blame] | 2865 | { |
| 2866 | struct mgmt_ev_device_unpaired ev; |
| 2867 | |
| 2868 | bacpy(&ev.addr.bdaddr, bdaddr); |
| 2869 | ev.addr.type = addr_type; |
| 2870 | |
| 2871 | return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 2872 | skip_sk); |
Johan Hedberg | b1078ad | 2012-02-09 17:21:16 +0200 | [diff] [blame] | 2873 | } |
| 2874 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2875 | static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 2876 | u16 len) |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2877 | { |
Johan Hedberg | 124f6e3 | 2012-02-09 13:50:12 +0200 | [diff] [blame] | 2878 | struct mgmt_cp_unpair_device *cp = data; |
| 2879 | struct mgmt_rp_unpair_device rp; |
Johan Hedberg | a8a1d19 | 2011-11-10 15:54:38 +0200 | [diff] [blame] | 2880 | struct hci_cp_disconnect dc; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 2881 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2882 | struct hci_conn *conn; |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2883 | int err; |
| 2884 | |
Johan Hedberg | a8a1d19 | 2011-11-10 15:54:38 +0200 | [diff] [blame] | 2885 | memset(&rp, 0, sizeof(rp)); |
Johan Hedberg | 124f6e3 | 2012-02-09 13:50:12 +0200 | [diff] [blame] | 2886 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
| 2887 | rp.addr.type = cp->addr.type; |
Johan Hedberg | a8a1d19 | 2011-11-10 15:54:38 +0200 | [diff] [blame] | 2888 | |
Johan Hedberg | 4ee71b2 | 2013-01-20 14:27:19 +0200 | [diff] [blame] | 2889 | if (!bdaddr_type_is_valid(cp->addr.type)) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 2890 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
| 2891 | MGMT_STATUS_INVALID_PARAMS, |
| 2892 | &rp, sizeof(rp)); |
Johan Hedberg | 4ee71b2 | 2013-01-20 14:27:19 +0200 | [diff] [blame] | 2893 | |
Johan Hedberg | 118da70 | 2013-01-20 14:27:20 +0200 | [diff] [blame] | 2894 | if (cp->disconnect != 0x00 && cp->disconnect != 0x01) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 2895 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
| 2896 | MGMT_STATUS_INVALID_PARAMS, |
| 2897 | &rp, sizeof(rp)); |
Johan Hedberg | 118da70 | 2013-01-20 14:27:20 +0200 | [diff] [blame] | 2898 | |
Johan Hedberg | 4ee71b2 | 2013-01-20 14:27:19 +0200 | [diff] [blame] | 2899 | hci_dev_lock(hdev); |
| 2900 | |
Johan Hedberg | 86a8cfc | 2012-02-22 22:53:34 +0200 | [diff] [blame] | 2901 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 2902 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
| 2903 | MGMT_STATUS_NOT_POWERED, &rp, |
| 2904 | sizeof(rp)); |
Johan Hedberg | 86a8cfc | 2012-02-22 22:53:34 +0200 | [diff] [blame] | 2905 | goto unlock; |
| 2906 | } |
| 2907 | |
Johan Hedberg | e0b2b27 | 2014-02-18 17:14:31 +0200 | [diff] [blame] | 2908 | if (cp->addr.type == BDADDR_BREDR) { |
Alfonso Acosta | 89cbb06 | 2014-10-11 21:44:47 +0000 | [diff] [blame] | 2909 | /* If disconnection is requested, then look up the |
| 2910 | * connection. If the remote device is connected, it |
| 2911 | * will be later used to terminate the link. |
| 2912 | * |
| 2913 | * Setting it to NULL explicitly will cause no |
| 2914 | * termination of the link. |
| 2915 | */ |
| 2916 | if (cp->disconnect) |
| 2917 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
| 2918 | &cp->addr.bdaddr); |
| 2919 | else |
| 2920 | conn = NULL; |
| 2921 | |
Johan Hedberg | 124f6e3 | 2012-02-09 13:50:12 +0200 | [diff] [blame] | 2922 | err = hci_remove_link_key(hdev, &cp->addr.bdaddr); |
Johan Hedberg | e0b2b27 | 2014-02-18 17:14:31 +0200 | [diff] [blame] | 2923 | } else { |
| 2924 | u8 addr_type; |
| 2925 | |
Alfonso Acosta | 89cbb06 | 2014-10-11 21:44:47 +0000 | [diff] [blame] | 2926 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, |
| 2927 | &cp->addr.bdaddr); |
| 2928 | if (conn) { |
| 2929 | /* Defer clearing up the connection parameters |
| 2930 | * until closing to give a chance of keeping |
| 2931 | * them if a repairing happens. |
| 2932 | */ |
| 2933 | set_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags); |
| 2934 | |
| 2935 | /* If disconnection is not requested, then |
| 2936 | * clear the connection variable so that the |
| 2937 | * link is not terminated. |
| 2938 | */ |
| 2939 | if (!cp->disconnect) |
| 2940 | conn = NULL; |
| 2941 | } |
| 2942 | |
Johan Hedberg | e0b2b27 | 2014-02-18 17:14:31 +0200 | [diff] [blame] | 2943 | if (cp->addr.type == BDADDR_LE_PUBLIC) |
| 2944 | addr_type = ADDR_LE_DEV_PUBLIC; |
| 2945 | else |
| 2946 | addr_type = ADDR_LE_DEV_RANDOM; |
| 2947 | |
Johan Hedberg | a7ec733 | 2014-02-18 17:14:35 +0200 | [diff] [blame] | 2948 | hci_remove_irk(hdev, &cp->addr.bdaddr, addr_type); |
| 2949 | |
Johan Hedberg | e0b2b27 | 2014-02-18 17:14:31 +0200 | [diff] [blame] | 2950 | err = hci_remove_ltk(hdev, &cp->addr.bdaddr, addr_type); |
| 2951 | } |
Vinicius Costa Gomes | b0dbfb4 | 2012-02-02 21:08:03 -0300 | [diff] [blame] | 2952 | |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2953 | if (err < 0) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 2954 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
| 2955 | MGMT_STATUS_NOT_PAIRED, &rp, |
| 2956 | sizeof(rp)); |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2957 | goto unlock; |
| 2958 | } |
| 2959 | |
Alfonso Acosta | 89cbb06 | 2014-10-11 21:44:47 +0000 | [diff] [blame] | 2960 | /* If the connection variable is set, then termination of the |
| 2961 | * link is requested. |
| 2962 | */ |
Johan Hedberg | a8a1d19 | 2011-11-10 15:54:38 +0200 | [diff] [blame] | 2963 | if (!conn) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 2964 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, |
| 2965 | &rp, sizeof(rp)); |
Johan Hedberg | b1078ad | 2012-02-09 17:21:16 +0200 | [diff] [blame] | 2966 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); |
Johan Hedberg | a8a1d19 | 2011-11-10 15:54:38 +0200 | [diff] [blame] | 2967 | goto unlock; |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2968 | } |
| 2969 | |
Johan Hedberg | 124f6e3 | 2012-02-09 13:50:12 +0200 | [diff] [blame] | 2970 | cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 2971 | sizeof(*cp)); |
Johan Hedberg | a8a1d19 | 2011-11-10 15:54:38 +0200 | [diff] [blame] | 2972 | if (!cmd) { |
| 2973 | err = -ENOMEM; |
| 2974 | goto unlock; |
| 2975 | } |
| 2976 | |
Johan Hedberg | d8b7b1e | 2014-12-05 13:36:05 +0200 | [diff] [blame] | 2977 | cmd->cmd_complete = addr_cmd_complete; |
| 2978 | |
Marcel Holtmann | eb55ef0 | 2012-03-14 18:08:46 +0200 | [diff] [blame] | 2979 | dc.handle = cpu_to_le16(conn->handle); |
Johan Hedberg | a8a1d19 | 2011-11-10 15:54:38 +0200 | [diff] [blame] | 2980 | dc.reason = 0x13; /* Remote User Terminated Connection */ |
| 2981 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); |
| 2982 | if (err < 0) |
| 2983 | mgmt_pending_remove(cmd); |
| 2984 | |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2985 | unlock: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 2986 | hci_dev_unlock(hdev); |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 2987 | return err; |
| 2988 | } |
| 2989 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 2990 | static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 2991 | u16 len) |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 2992 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 2993 | struct mgmt_cp_disconnect *cp = data; |
Johan Hedberg | 06a63b1 | 2013-01-20 14:27:21 +0200 | [diff] [blame] | 2994 | struct mgmt_rp_disconnect rp; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 2995 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 2996 | struct hci_conn *conn; |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 2997 | int err; |
| 2998 | |
| 2999 | BT_DBG(""); |
| 3000 | |
Johan Hedberg | 06a63b1 | 2013-01-20 14:27:21 +0200 | [diff] [blame] | 3001 | memset(&rp, 0, sizeof(rp)); |
| 3002 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
| 3003 | rp.addr.type = cp->addr.type; |
| 3004 | |
Johan Hedberg | 4ee71b2 | 2013-01-20 14:27:19 +0200 | [diff] [blame] | 3005 | if (!bdaddr_type_is_valid(cp->addr.type)) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3006 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
| 3007 | MGMT_STATUS_INVALID_PARAMS, |
| 3008 | &rp, sizeof(rp)); |
Johan Hedberg | 4ee71b2 | 2013-01-20 14:27:19 +0200 | [diff] [blame] | 3009 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3010 | hci_dev_lock(hdev); |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 3011 | |
| 3012 | if (!test_bit(HCI_UP, &hdev->flags)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3013 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
| 3014 | MGMT_STATUS_NOT_POWERED, &rp, |
| 3015 | sizeof(rp)); |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 3016 | goto failed; |
| 3017 | } |
| 3018 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 3019 | if (pending_find(MGMT_OP_DISCONNECT, hdev)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3020 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
| 3021 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 3022 | goto failed; |
| 3023 | } |
| 3024 | |
Andre Guedes | 591f47f | 2012-04-24 21:02:49 -0300 | [diff] [blame] | 3025 | if (cp->addr.type == BDADDR_BREDR) |
Gustavo Padovan | 8fc9ced | 2012-05-23 04:04:21 -0300 | [diff] [blame] | 3026 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
| 3027 | &cp->addr.bdaddr); |
Johan Hedberg | 88c3df1 | 2012-02-09 14:27:38 +0200 | [diff] [blame] | 3028 | else |
| 3029 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); |
Vinicius Costa Gomes | 365227e | 2011-05-06 18:41:44 -0300 | [diff] [blame] | 3030 | |
Vishal Agarwal | f960727 | 2012-06-13 05:32:43 +0530 | [diff] [blame] | 3031 | if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3032 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
| 3033 | MGMT_STATUS_NOT_CONNECTED, &rp, |
| 3034 | sizeof(rp)); |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 3035 | goto failed; |
| 3036 | } |
| 3037 | |
Johan Hedberg | 2e58ef3 | 2011-11-08 20:40:15 +0200 | [diff] [blame] | 3038 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); |
Johan Hedberg | 366a033 | 2011-02-19 12:05:55 -0300 | [diff] [blame] | 3039 | if (!cmd) { |
| 3040 | err = -ENOMEM; |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 3041 | goto failed; |
Johan Hedberg | 366a033 | 2011-02-19 12:05:55 -0300 | [diff] [blame] | 3042 | } |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 3043 | |
Johan Hedberg | f5818c2 | 2014-12-05 13:36:02 +0200 | [diff] [blame] | 3044 | cmd->cmd_complete = generic_cmd_complete; |
| 3045 | |
Johan Hedberg | e3f2f92 | 2014-08-18 20:33:33 +0300 | [diff] [blame] | 3046 | err = hci_disconnect(conn, HCI_ERROR_REMOTE_USER_TERM); |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 3047 | if (err < 0) |
Johan Hedberg | a664b5b | 2011-02-19 12:06:02 -0300 | [diff] [blame] | 3048 | mgmt_pending_remove(cmd); |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 3049 | |
| 3050 | failed: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3051 | hci_dev_unlock(hdev); |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 3052 | return err; |
| 3053 | } |
| 3054 | |
Andre Guedes | 57c1477 | 2012-04-24 21:02:50 -0300 | [diff] [blame] | 3055 | static u8 link_to_bdaddr(u8 link_type, u8 addr_type) |
Johan Hedberg | 4c659c3 | 2011-11-07 23:13:39 +0200 | [diff] [blame] | 3056 | { |
| 3057 | switch (link_type) { |
| 3058 | case LE_LINK: |
Johan Hedberg | 48264f0 | 2011-11-09 13:58:58 +0200 | [diff] [blame] | 3059 | switch (addr_type) { |
| 3060 | case ADDR_LE_DEV_PUBLIC: |
Andre Guedes | 591f47f | 2012-04-24 21:02:49 -0300 | [diff] [blame] | 3061 | return BDADDR_LE_PUBLIC; |
Andre Guedes | 0ed0914 | 2012-04-03 08:46:54 -0300 | [diff] [blame] | 3062 | |
Johan Hedberg | 48264f0 | 2011-11-09 13:58:58 +0200 | [diff] [blame] | 3063 | default: |
Andre Guedes | 0ed0914 | 2012-04-03 08:46:54 -0300 | [diff] [blame] | 3064 | /* Fallback to LE Random address type */ |
Andre Guedes | 591f47f | 2012-04-24 21:02:49 -0300 | [diff] [blame] | 3065 | return BDADDR_LE_RANDOM; |
Johan Hedberg | 48264f0 | 2011-11-09 13:58:58 +0200 | [diff] [blame] | 3066 | } |
Andre Guedes | 0ed0914 | 2012-04-03 08:46:54 -0300 | [diff] [blame] | 3067 | |
Johan Hedberg | 4c659c3 | 2011-11-07 23:13:39 +0200 | [diff] [blame] | 3068 | default: |
Andre Guedes | 0ed0914 | 2012-04-03 08:46:54 -0300 | [diff] [blame] | 3069 | /* Fallback to BR/EDR type */ |
Andre Guedes | 591f47f | 2012-04-24 21:02:49 -0300 | [diff] [blame] | 3070 | return BDADDR_BREDR; |
Johan Hedberg | 4c659c3 | 2011-11-07 23:13:39 +0200 | [diff] [blame] | 3071 | } |
| 3072 | } |
| 3073 | |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3074 | static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data, |
| 3075 | u16 data_len) |
Johan Hedberg | 2784eb4 | 2011-01-21 13:56:35 +0200 | [diff] [blame] | 3076 | { |
Johan Hedberg | 2784eb4 | 2011-01-21 13:56:35 +0200 | [diff] [blame] | 3077 | struct mgmt_rp_get_connections *rp; |
Luiz Augusto von Dentz | 8035ded | 2011-11-01 10:58:56 +0200 | [diff] [blame] | 3078 | struct hci_conn *c; |
Johan Hedberg | a38528f | 2011-01-22 06:46:43 +0200 | [diff] [blame] | 3079 | size_t rp_len; |
Johan Hedberg | 60fc5fb6 | 2012-02-23 09:52:28 +0200 | [diff] [blame] | 3080 | int err; |
| 3081 | u16 i; |
Johan Hedberg | 2784eb4 | 2011-01-21 13:56:35 +0200 | [diff] [blame] | 3082 | |
| 3083 | BT_DBG(""); |
| 3084 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3085 | hci_dev_lock(hdev); |
Johan Hedberg | 2784eb4 | 2011-01-21 13:56:35 +0200 | [diff] [blame] | 3086 | |
Johan Hedberg | 5f97c1d | 2012-02-22 22:41:18 +0200 | [diff] [blame] | 3087 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 3088 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, |
| 3089 | MGMT_STATUS_NOT_POWERED); |
Johan Hedberg | 5f97c1d | 2012-02-22 22:41:18 +0200 | [diff] [blame] | 3090 | goto unlock; |
| 3091 | } |
| 3092 | |
Johan Hedberg | 60fc5fb6 | 2012-02-23 09:52:28 +0200 | [diff] [blame] | 3093 | i = 0; |
Johan Hedberg | b644ba3 | 2012-01-17 21:48:47 +0200 | [diff] [blame] | 3094 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
| 3095 | if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
Johan Hedberg | 60fc5fb6 | 2012-02-23 09:52:28 +0200 | [diff] [blame] | 3096 | i++; |
Johan Hedberg | 2784eb4 | 2011-01-21 13:56:35 +0200 | [diff] [blame] | 3097 | } |
| 3098 | |
Johan Hedberg | 60fc5fb6 | 2012-02-23 09:52:28 +0200 | [diff] [blame] | 3099 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
Andre Guedes | 92c4c20 | 2012-06-07 19:05:44 -0300 | [diff] [blame] | 3100 | rp = kmalloc(rp_len, GFP_KERNEL); |
Johan Hedberg | a38528f | 2011-01-22 06:46:43 +0200 | [diff] [blame] | 3101 | if (!rp) { |
Johan Hedberg | 2784eb4 | 2011-01-21 13:56:35 +0200 | [diff] [blame] | 3102 | err = -ENOMEM; |
| 3103 | goto unlock; |
| 3104 | } |
| 3105 | |
Johan Hedberg | 2784eb4 | 2011-01-21 13:56:35 +0200 | [diff] [blame] | 3106 | i = 0; |
Johan Hedberg | 4c659c3 | 2011-11-07 23:13:39 +0200 | [diff] [blame] | 3107 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
Johan Hedberg | b644ba3 | 2012-01-17 21:48:47 +0200 | [diff] [blame] | 3108 | if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
| 3109 | continue; |
Johan Hedberg | 4c659c3 | 2011-11-07 23:13:39 +0200 | [diff] [blame] | 3110 | bacpy(&rp->addr[i].bdaddr, &c->dst); |
Andre Guedes | 57c1477 | 2012-04-24 21:02:50 -0300 | [diff] [blame] | 3111 | rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type); |
Andre Guedes | 0ed0914 | 2012-04-03 08:46:54 -0300 | [diff] [blame] | 3112 | if (c->type == SCO_LINK || c->type == ESCO_LINK) |
Johan Hedberg | 4c659c3 | 2011-11-07 23:13:39 +0200 | [diff] [blame] | 3113 | continue; |
| 3114 | i++; |
| 3115 | } |
| 3116 | |
Marcel Holtmann | eb55ef0 | 2012-03-14 18:08:46 +0200 | [diff] [blame] | 3117 | rp->conn_count = cpu_to_le16(i); |
Johan Hedberg | 60fc5fb6 | 2012-02-23 09:52:28 +0200 | [diff] [blame] | 3118 | |
Johan Hedberg | 4c659c3 | 2011-11-07 23:13:39 +0200 | [diff] [blame] | 3119 | /* Recalculate length in case of filtered SCO connections, etc */ |
| 3120 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
Johan Hedberg | 2784eb4 | 2011-01-21 13:56:35 +0200 | [diff] [blame] | 3121 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3122 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, |
| 3123 | rp_len); |
Johan Hedberg | 2784eb4 | 2011-01-21 13:56:35 +0200 | [diff] [blame] | 3124 | |
Johan Hedberg | a38528f | 2011-01-22 06:46:43 +0200 | [diff] [blame] | 3125 | kfree(rp); |
Johan Hedberg | 5f97c1d | 2012-02-22 22:41:18 +0200 | [diff] [blame] | 3126 | |
| 3127 | unlock: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3128 | hci_dev_unlock(hdev); |
Johan Hedberg | 2784eb4 | 2011-01-21 13:56:35 +0200 | [diff] [blame] | 3129 | return err; |
| 3130 | } |
| 3131 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 3132 | static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3133 | struct mgmt_cp_pin_code_neg_reply *cp) |
Waldemar Rymarkiewicz | 96d97a6 | 2011-06-01 17:28:48 +0200 | [diff] [blame] | 3134 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 3135 | struct mgmt_pending_cmd *cmd; |
Waldemar Rymarkiewicz | 96d97a6 | 2011-06-01 17:28:48 +0200 | [diff] [blame] | 3136 | int err; |
| 3137 | |
Johan Hedberg | 2e58ef3 | 2011-11-08 20:40:15 +0200 | [diff] [blame] | 3138 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3139 | sizeof(*cp)); |
Waldemar Rymarkiewicz | 96d97a6 | 2011-06-01 17:28:48 +0200 | [diff] [blame] | 3140 | if (!cmd) |
| 3141 | return -ENOMEM; |
| 3142 | |
Johan Hedberg | d845769 | 2012-02-17 14:24:57 +0200 | [diff] [blame] | 3143 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3144 | sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); |
Waldemar Rymarkiewicz | 96d97a6 | 2011-06-01 17:28:48 +0200 | [diff] [blame] | 3145 | if (err < 0) |
| 3146 | mgmt_pending_remove(cmd); |
| 3147 | |
| 3148 | return err; |
| 3149 | } |
| 3150 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 3151 | static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3152 | u16 len) |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 3153 | { |
Waldemar Rymarkiewicz | 96d97a6 | 2011-06-01 17:28:48 +0200 | [diff] [blame] | 3154 | struct hci_conn *conn; |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 3155 | struct mgmt_cp_pin_code_reply *cp = data; |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 3156 | struct hci_cp_pin_code_reply reply; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 3157 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 3158 | int err; |
| 3159 | |
| 3160 | BT_DBG(""); |
| 3161 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3162 | hci_dev_lock(hdev); |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 3163 | |
Johan Hedberg | 4b34ee78 | 2012-02-21 14:13:02 +0200 | [diff] [blame] | 3164 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 3165 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
| 3166 | MGMT_STATUS_NOT_POWERED); |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 3167 | goto failed; |
| 3168 | } |
| 3169 | |
Johan Hedberg | d845769 | 2012-02-17 14:24:57 +0200 | [diff] [blame] | 3170 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); |
Waldemar Rymarkiewicz | 96d97a6 | 2011-06-01 17:28:48 +0200 | [diff] [blame] | 3171 | if (!conn) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 3172 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
| 3173 | MGMT_STATUS_NOT_CONNECTED); |
Waldemar Rymarkiewicz | 96d97a6 | 2011-06-01 17:28:48 +0200 | [diff] [blame] | 3174 | goto failed; |
| 3175 | } |
| 3176 | |
| 3177 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { |
Johan Hedberg | d845769 | 2012-02-17 14:24:57 +0200 | [diff] [blame] | 3178 | struct mgmt_cp_pin_code_neg_reply ncp; |
| 3179 | |
| 3180 | memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); |
Waldemar Rymarkiewicz | 96d97a6 | 2011-06-01 17:28:48 +0200 | [diff] [blame] | 3181 | |
| 3182 | BT_ERR("PIN code is not 16 bytes long"); |
| 3183 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 3184 | err = send_pin_code_neg_reply(sk, hdev, &ncp); |
Waldemar Rymarkiewicz | 96d97a6 | 2011-06-01 17:28:48 +0200 | [diff] [blame] | 3185 | if (err >= 0) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 3186 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
| 3187 | MGMT_STATUS_INVALID_PARAMS); |
Waldemar Rymarkiewicz | 96d97a6 | 2011-06-01 17:28:48 +0200 | [diff] [blame] | 3188 | |
| 3189 | goto failed; |
| 3190 | } |
| 3191 | |
Gustavo F. Padovan | 00abfe4 | 2012-03-01 00:37:10 -0300 | [diff] [blame] | 3192 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); |
Johan Hedberg | 366a033 | 2011-02-19 12:05:55 -0300 | [diff] [blame] | 3193 | if (!cmd) { |
| 3194 | err = -ENOMEM; |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 3195 | goto failed; |
Johan Hedberg | 366a033 | 2011-02-19 12:05:55 -0300 | [diff] [blame] | 3196 | } |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 3197 | |
Johan Hedberg | 7776d1d | 2014-12-05 13:36:03 +0200 | [diff] [blame] | 3198 | cmd->cmd_complete = addr_cmd_complete; |
| 3199 | |
Johan Hedberg | d845769 | 2012-02-17 14:24:57 +0200 | [diff] [blame] | 3200 | bacpy(&reply.bdaddr, &cp->addr.bdaddr); |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 3201 | reply.pin_len = cp->pin_len; |
Waldemar Rymarkiewicz | 24718ca | 2011-06-01 17:28:47 +0200 | [diff] [blame] | 3202 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 3203 | |
| 3204 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); |
| 3205 | if (err < 0) |
Johan Hedberg | a664b5b | 2011-02-19 12:06:02 -0300 | [diff] [blame] | 3206 | mgmt_pending_remove(cmd); |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 3207 | |
| 3208 | failed: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3209 | hci_dev_unlock(hdev); |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 3210 | return err; |
| 3211 | } |
| 3212 | |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3213 | static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data, |
| 3214 | u16 len) |
Johan Hedberg | 17fa4b9 | 2011-01-25 13:28:33 +0200 | [diff] [blame] | 3215 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 3216 | struct mgmt_cp_set_io_capability *cp = data; |
Johan Hedberg | 17fa4b9 | 2011-01-25 13:28:33 +0200 | [diff] [blame] | 3217 | |
| 3218 | BT_DBG(""); |
| 3219 | |
Johan Hedberg | 4ec86d4 | 2014-06-17 15:14:48 +0300 | [diff] [blame] | 3220 | if (cp->io_capability > SMP_IO_KEYBOARD_DISPLAY) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3221 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, |
| 3222 | MGMT_STATUS_INVALID_PARAMS, NULL, 0); |
Johan Hedberg | 4ec86d4 | 2014-06-17 15:14:48 +0300 | [diff] [blame] | 3223 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3224 | hci_dev_lock(hdev); |
Johan Hedberg | 17fa4b9 | 2011-01-25 13:28:33 +0200 | [diff] [blame] | 3225 | |
| 3226 | hdev->io_capability = cp->io_capability; |
| 3227 | |
| 3228 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, |
Gustavo Padovan | 8ce8e2b | 2012-05-17 00:36:20 -0300 | [diff] [blame] | 3229 | hdev->io_capability); |
Johan Hedberg | 17fa4b9 | 2011-01-25 13:28:33 +0200 | [diff] [blame] | 3230 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3231 | hci_dev_unlock(hdev); |
Johan Hedberg | 17fa4b9 | 2011-01-25 13:28:33 +0200 | [diff] [blame] | 3232 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3233 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, |
| 3234 | NULL, 0); |
Johan Hedberg | 17fa4b9 | 2011-01-25 13:28:33 +0200 | [diff] [blame] | 3235 | } |
| 3236 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 3237 | static struct mgmt_pending_cmd *find_pairing(struct hci_conn *conn) |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3238 | { |
| 3239 | struct hci_dev *hdev = conn->hdev; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 3240 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3241 | |
Johan Hedberg | 2e58ef3 | 2011-11-08 20:40:15 +0200 | [diff] [blame] | 3242 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3243 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
| 3244 | continue; |
| 3245 | |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3246 | if (cmd->user_data != conn) |
| 3247 | continue; |
| 3248 | |
| 3249 | return cmd; |
| 3250 | } |
| 3251 | |
| 3252 | return NULL; |
| 3253 | } |
| 3254 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 3255 | static int pairing_complete(struct mgmt_pending_cmd *cmd, u8 status) |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3256 | { |
| 3257 | struct mgmt_rp_pair_device rp; |
| 3258 | struct hci_conn *conn = cmd->user_data; |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 3259 | int err; |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3260 | |
Johan Hedberg | 61b1a7f | 2014-03-20 12:54:16 +0200 | [diff] [blame] | 3261 | bacpy(&rp.addr.bdaddr, &conn->dst); |
| 3262 | rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type); |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3263 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3264 | err = mgmt_cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, |
| 3265 | status, &rp, sizeof(rp)); |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3266 | |
| 3267 | /* So we don't get further callbacks for this connection */ |
| 3268 | conn->connect_cfm_cb = NULL; |
| 3269 | conn->security_cfm_cb = NULL; |
| 3270 | conn->disconn_cfm_cb = NULL; |
| 3271 | |
David Herrmann | 76a68ba | 2013-04-06 20:28:37 +0200 | [diff] [blame] | 3272 | hci_conn_drop(conn); |
Alfonso Acosta | 89cbb06 | 2014-10-11 21:44:47 +0000 | [diff] [blame] | 3273 | |
| 3274 | /* The device is paired so there is no need to remove |
| 3275 | * its connection parameters anymore. |
| 3276 | */ |
| 3277 | clear_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags); |
Johan Hedberg | 15013ae | 2014-12-11 21:45:44 +0200 | [diff] [blame] | 3278 | |
| 3279 | hci_conn_put(conn); |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 3280 | |
| 3281 | return err; |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3282 | } |
| 3283 | |
Johan Hedberg | f4a407b | 2014-02-18 21:41:34 +0200 | [diff] [blame] | 3284 | void mgmt_smp_complete(struct hci_conn *conn, bool complete) |
| 3285 | { |
| 3286 | u8 status = complete ? MGMT_STATUS_SUCCESS : MGMT_STATUS_FAILED; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 3287 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | f4a407b | 2014-02-18 21:41:34 +0200 | [diff] [blame] | 3288 | |
| 3289 | cmd = find_pairing(conn); |
Johan Hedberg | a511b35 | 2014-12-11 21:45:45 +0200 | [diff] [blame] | 3290 | if (cmd) { |
Johan Hedberg | 04ab274 | 2014-12-05 13:36:04 +0200 | [diff] [blame] | 3291 | cmd->cmd_complete(cmd, status); |
Johan Hedberg | a511b35 | 2014-12-11 21:45:45 +0200 | [diff] [blame] | 3292 | mgmt_pending_remove(cmd); |
| 3293 | } |
Johan Hedberg | f4a407b | 2014-02-18 21:41:34 +0200 | [diff] [blame] | 3294 | } |
| 3295 | |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3296 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) |
| 3297 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 3298 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3299 | |
| 3300 | BT_DBG("status %u", status); |
| 3301 | |
Johan Hedberg | 56e5cb8 | 2011-11-08 20:40:16 +0200 | [diff] [blame] | 3302 | cmd = find_pairing(conn); |
Johan Hedberg | a511b35 | 2014-12-11 21:45:45 +0200 | [diff] [blame] | 3303 | if (!cmd) { |
Johan Hedberg | 56e5cb8 | 2011-11-08 20:40:16 +0200 | [diff] [blame] | 3304 | BT_DBG("Unable to find a pending command"); |
Johan Hedberg | a511b35 | 2014-12-11 21:45:45 +0200 | [diff] [blame] | 3305 | return; |
| 3306 | } |
| 3307 | |
| 3308 | cmd->cmd_complete(cmd, mgmt_status(status)); |
| 3309 | mgmt_pending_remove(cmd); |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3310 | } |
| 3311 | |
Johan Hedberg | f4a407b | 2014-02-18 21:41:34 +0200 | [diff] [blame] | 3312 | static void le_pairing_complete_cb(struct hci_conn *conn, u8 status) |
Vishal Agarwal | 4c47d73 | 2012-06-07 20:27:35 +0530 | [diff] [blame] | 3313 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 3314 | struct mgmt_pending_cmd *cmd; |
Vishal Agarwal | 4c47d73 | 2012-06-07 20:27:35 +0530 | [diff] [blame] | 3315 | |
| 3316 | BT_DBG("status %u", status); |
| 3317 | |
| 3318 | if (!status) |
| 3319 | return; |
| 3320 | |
| 3321 | cmd = find_pairing(conn); |
Johan Hedberg | a511b35 | 2014-12-11 21:45:45 +0200 | [diff] [blame] | 3322 | if (!cmd) { |
Vishal Agarwal | 4c47d73 | 2012-06-07 20:27:35 +0530 | [diff] [blame] | 3323 | BT_DBG("Unable to find a pending command"); |
Johan Hedberg | a511b35 | 2014-12-11 21:45:45 +0200 | [diff] [blame] | 3324 | return; |
| 3325 | } |
| 3326 | |
| 3327 | cmd->cmd_complete(cmd, mgmt_status(status)); |
| 3328 | mgmt_pending_remove(cmd); |
Vishal Agarwal | 4c47d73 | 2012-06-07 20:27:35 +0530 | [diff] [blame] | 3329 | } |
| 3330 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 3331 | static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3332 | u16 len) |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3333 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 3334 | struct mgmt_cp_pair_device *cp = data; |
Johan Hedberg | 1425acb | 2011-11-11 00:07:35 +0200 | [diff] [blame] | 3335 | struct mgmt_rp_pair_device rp; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 3336 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3337 | u8 sec_level, auth_type; |
| 3338 | struct hci_conn *conn; |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3339 | int err; |
| 3340 | |
| 3341 | BT_DBG(""); |
| 3342 | |
Szymon Janc | f950a30e | 2013-01-18 12:48:07 +0100 | [diff] [blame] | 3343 | memset(&rp, 0, sizeof(rp)); |
| 3344 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
| 3345 | rp.addr.type = cp->addr.type; |
| 3346 | |
Johan Hedberg | 4ee71b2 | 2013-01-20 14:27:19 +0200 | [diff] [blame] | 3347 | if (!bdaddr_type_is_valid(cp->addr.type)) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3348 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
| 3349 | MGMT_STATUS_INVALID_PARAMS, |
| 3350 | &rp, sizeof(rp)); |
Johan Hedberg | 4ee71b2 | 2013-01-20 14:27:19 +0200 | [diff] [blame] | 3351 | |
Johan Hedberg | 4ec86d4 | 2014-06-17 15:14:48 +0300 | [diff] [blame] | 3352 | if (cp->io_cap > SMP_IO_KEYBOARD_DISPLAY) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3353 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
| 3354 | MGMT_STATUS_INVALID_PARAMS, |
| 3355 | &rp, sizeof(rp)); |
Johan Hedberg | 4ec86d4 | 2014-06-17 15:14:48 +0300 | [diff] [blame] | 3356 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3357 | hci_dev_lock(hdev); |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3358 | |
Johan Hedberg | 5f97c1d | 2012-02-22 22:41:18 +0200 | [diff] [blame] | 3359 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3360 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
| 3361 | MGMT_STATUS_NOT_POWERED, &rp, |
| 3362 | sizeof(rp)); |
Johan Hedberg | 5f97c1d | 2012-02-22 22:41:18 +0200 | [diff] [blame] | 3363 | goto unlock; |
| 3364 | } |
| 3365 | |
Johan Hedberg | 55e76b3 | 2015-03-10 22:34:40 +0200 | [diff] [blame] | 3366 | if (hci_bdaddr_is_paired(hdev, &cp->addr.bdaddr, cp->addr.type)) { |
| 3367 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
| 3368 | MGMT_STATUS_ALREADY_PAIRED, &rp, |
| 3369 | sizeof(rp)); |
| 3370 | goto unlock; |
| 3371 | } |
| 3372 | |
Vinicius Costa Gomes | c908df3 | 2011-09-02 14:51:22 -0300 | [diff] [blame] | 3373 | sec_level = BT_SECURITY_MEDIUM; |
Mikel Astiz | 6fd6b91 | 2014-04-08 14:21:32 +0200 | [diff] [blame] | 3374 | auth_type = HCI_AT_DEDICATED_BONDING; |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3375 | |
Andre Guedes | 6f77d8c | 2014-02-26 20:21:45 -0300 | [diff] [blame] | 3376 | if (cp->addr.type == BDADDR_BREDR) { |
Andre Guedes | 04a6c58 | 2014-02-26 20:21:44 -0300 | [diff] [blame] | 3377 | conn = hci_connect_acl(hdev, &cp->addr.bdaddr, sec_level, |
| 3378 | auth_type); |
Andre Guedes | 6f77d8c | 2014-02-26 20:21:45 -0300 | [diff] [blame] | 3379 | } else { |
| 3380 | u8 addr_type; |
| 3381 | |
| 3382 | /* Convert from L2CAP channel address type to HCI address type |
| 3383 | */ |
| 3384 | if (cp->addr.type == BDADDR_LE_PUBLIC) |
| 3385 | addr_type = ADDR_LE_DEV_PUBLIC; |
| 3386 | else |
| 3387 | addr_type = ADDR_LE_DEV_RANDOM; |
| 3388 | |
Marcel Holtmann | 7c264b1 | 2014-06-30 12:34:40 +0200 | [diff] [blame] | 3389 | /* When pairing a new device, it is expected to remember |
| 3390 | * this device for future connections. Adding the connection |
| 3391 | * parameter information ahead of time allows tracking |
| 3392 | * of the slave preferred values and will speed up any |
| 3393 | * further connection establishment. |
| 3394 | * |
| 3395 | * If connection parameters already exist, then they |
| 3396 | * will be kept and this function does nothing. |
| 3397 | */ |
| 3398 | hci_conn_params_add(hdev, &cp->addr.bdaddr, addr_type); |
| 3399 | |
Andre Guedes | 6f77d8c | 2014-02-26 20:21:45 -0300 | [diff] [blame] | 3400 | conn = hci_connect_le(hdev, &cp->addr.bdaddr, addr_type, |
Johan Hedberg | e804d25 | 2014-07-16 11:42:28 +0300 | [diff] [blame] | 3401 | sec_level, HCI_LE_CONN_TIMEOUT, |
| 3402 | HCI_ROLE_MASTER); |
Andre Guedes | 6f77d8c | 2014-02-26 20:21:45 -0300 | [diff] [blame] | 3403 | } |
Vinicius Costa Gomes | 7a512d0 | 2011-08-19 21:06:54 -0300 | [diff] [blame] | 3404 | |
Ville Tervo | 30e7627 | 2011-02-22 16:10:53 -0300 | [diff] [blame] | 3405 | if (IS_ERR(conn)) { |
Andrzej Kaczmarek | 489dc48 | 2012-05-30 15:39:22 +0200 | [diff] [blame] | 3406 | int status; |
| 3407 | |
| 3408 | if (PTR_ERR(conn) == -EBUSY) |
| 3409 | status = MGMT_STATUS_BUSY; |
Lukasz Rymanowski | faa8103 | 2015-02-11 12:31:42 +0100 | [diff] [blame] | 3410 | else if (PTR_ERR(conn) == -EOPNOTSUPP) |
| 3411 | status = MGMT_STATUS_NOT_SUPPORTED; |
| 3412 | else if (PTR_ERR(conn) == -ECONNREFUSED) |
| 3413 | status = MGMT_STATUS_REJECTED; |
Andrzej Kaczmarek | 489dc48 | 2012-05-30 15:39:22 +0200 | [diff] [blame] | 3414 | else |
| 3415 | status = MGMT_STATUS_CONNECT_FAILED; |
| 3416 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3417 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
| 3418 | status, &rp, sizeof(rp)); |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3419 | goto unlock; |
| 3420 | } |
| 3421 | |
| 3422 | if (conn->connect_cfm_cb) { |
David Herrmann | 76a68ba | 2013-04-06 20:28:37 +0200 | [diff] [blame] | 3423 | hci_conn_drop(conn); |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3424 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
| 3425 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3426 | goto unlock; |
| 3427 | } |
| 3428 | |
Johan Hedberg | 2e58ef3 | 2011-11-08 20:40:15 +0200 | [diff] [blame] | 3429 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3430 | if (!cmd) { |
| 3431 | err = -ENOMEM; |
David Herrmann | 76a68ba | 2013-04-06 20:28:37 +0200 | [diff] [blame] | 3432 | hci_conn_drop(conn); |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3433 | goto unlock; |
| 3434 | } |
| 3435 | |
Johan Hedberg | 04ab274 | 2014-12-05 13:36:04 +0200 | [diff] [blame] | 3436 | cmd->cmd_complete = pairing_complete; |
| 3437 | |
Vinicius Costa Gomes | 7a512d0 | 2011-08-19 21:06:54 -0300 | [diff] [blame] | 3438 | /* For LE, just connecting isn't a proof that the pairing finished */ |
Johan Hedberg | f4a407b | 2014-02-18 21:41:34 +0200 | [diff] [blame] | 3439 | if (cp->addr.type == BDADDR_BREDR) { |
Vinicius Costa Gomes | 7a512d0 | 2011-08-19 21:06:54 -0300 | [diff] [blame] | 3440 | conn->connect_cfm_cb = pairing_complete_cb; |
Johan Hedberg | f4a407b | 2014-02-18 21:41:34 +0200 | [diff] [blame] | 3441 | conn->security_cfm_cb = pairing_complete_cb; |
| 3442 | conn->disconn_cfm_cb = pairing_complete_cb; |
| 3443 | } else { |
| 3444 | conn->connect_cfm_cb = le_pairing_complete_cb; |
| 3445 | conn->security_cfm_cb = le_pairing_complete_cb; |
| 3446 | conn->disconn_cfm_cb = le_pairing_complete_cb; |
| 3447 | } |
Vinicius Costa Gomes | 7a512d0 | 2011-08-19 21:06:54 -0300 | [diff] [blame] | 3448 | |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3449 | conn->io_capability = cp->io_cap; |
Johan Hedberg | f8aaf9b | 2014-08-17 23:28:57 +0300 | [diff] [blame] | 3450 | cmd->user_data = hci_conn_get(conn); |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3451 | |
Johan Hedberg | 6f78fd4 | 2014-07-30 08:35:48 +0300 | [diff] [blame] | 3452 | if ((conn->state == BT_CONNECTED || conn->state == BT_CONFIG) && |
Johan Hedberg | a511b35 | 2014-12-11 21:45:45 +0200 | [diff] [blame] | 3453 | hci_conn_security(conn, sec_level, auth_type, true)) { |
| 3454 | cmd->cmd_complete(cmd, 0); |
| 3455 | mgmt_pending_remove(cmd); |
| 3456 | } |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3457 | |
| 3458 | err = 0; |
| 3459 | |
| 3460 | unlock: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3461 | hci_dev_unlock(hdev); |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 3462 | return err; |
| 3463 | } |
| 3464 | |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3465 | static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
| 3466 | u16 len) |
Johan Hedberg | 2842470 | 2012-02-02 04:02:29 +0200 | [diff] [blame] | 3467 | { |
Johan Hedberg | 0f4e68c | 2012-02-28 17:18:30 +0200 | [diff] [blame] | 3468 | struct mgmt_addr_info *addr = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 3469 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 2842470 | 2012-02-02 04:02:29 +0200 | [diff] [blame] | 3470 | struct hci_conn *conn; |
| 3471 | int err; |
| 3472 | |
| 3473 | BT_DBG(""); |
| 3474 | |
Johan Hedberg | 2842470 | 2012-02-02 04:02:29 +0200 | [diff] [blame] | 3475 | hci_dev_lock(hdev); |
| 3476 | |
Johan Hedberg | 5f97c1d | 2012-02-22 22:41:18 +0200 | [diff] [blame] | 3477 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 3478 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
| 3479 | MGMT_STATUS_NOT_POWERED); |
Johan Hedberg | 5f97c1d | 2012-02-22 22:41:18 +0200 | [diff] [blame] | 3480 | goto unlock; |
| 3481 | } |
| 3482 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 3483 | cmd = pending_find(MGMT_OP_PAIR_DEVICE, hdev); |
Johan Hedberg | 2842470 | 2012-02-02 04:02:29 +0200 | [diff] [blame] | 3484 | if (!cmd) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 3485 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
| 3486 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 2842470 | 2012-02-02 04:02:29 +0200 | [diff] [blame] | 3487 | goto unlock; |
| 3488 | } |
| 3489 | |
| 3490 | conn = cmd->user_data; |
| 3491 | |
| 3492 | if (bacmp(&addr->bdaddr, &conn->dst) != 0) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 3493 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
| 3494 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 2842470 | 2012-02-02 04:02:29 +0200 | [diff] [blame] | 3495 | goto unlock; |
| 3496 | } |
| 3497 | |
Johan Hedberg | a511b35 | 2014-12-11 21:45:45 +0200 | [diff] [blame] | 3498 | cmd->cmd_complete(cmd, MGMT_STATUS_CANCELLED); |
| 3499 | mgmt_pending_remove(cmd); |
Johan Hedberg | 2842470 | 2012-02-02 04:02:29 +0200 | [diff] [blame] | 3500 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3501 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, |
| 3502 | addr, sizeof(*addr)); |
Johan Hedberg | 2842470 | 2012-02-02 04:02:29 +0200 | [diff] [blame] | 3503 | unlock: |
| 3504 | hci_dev_unlock(hdev); |
Johan Hedberg | 2842470 | 2012-02-02 04:02:29 +0200 | [diff] [blame] | 3505 | return err; |
| 3506 | } |
| 3507 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 3508 | static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, |
Johan Hedberg | 1707c60 | 2013-03-15 17:07:15 -0500 | [diff] [blame] | 3509 | struct mgmt_addr_info *addr, u16 mgmt_op, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3510 | u16 hci_op, __le32 passkey) |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 3511 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 3512 | struct mgmt_pending_cmd *cmd; |
Brian Gix | 0df4c18 | 2011-11-16 13:53:13 -0800 | [diff] [blame] | 3513 | struct hci_conn *conn; |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 3514 | int err; |
| 3515 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3516 | hci_dev_lock(hdev); |
Johan Hedberg | 08ba538 | 2011-03-16 14:29:34 +0200 | [diff] [blame] | 3517 | |
Johan Hedberg | 4b34ee78 | 2012-02-21 14:13:02 +0200 | [diff] [blame] | 3518 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3519 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
| 3520 | MGMT_STATUS_NOT_POWERED, addr, |
| 3521 | sizeof(*addr)); |
Brian Gix | 0df4c18 | 2011-11-16 13:53:13 -0800 | [diff] [blame] | 3522 | goto done; |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 3523 | } |
| 3524 | |
Johan Hedberg | 1707c60 | 2013-03-15 17:07:15 -0500 | [diff] [blame] | 3525 | if (addr->type == BDADDR_BREDR) |
| 3526 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr); |
Johan Hedberg | 272d90d | 2012-02-09 15:26:12 +0200 | [diff] [blame] | 3527 | else |
Johan Hedberg | 1707c60 | 2013-03-15 17:07:15 -0500 | [diff] [blame] | 3528 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &addr->bdaddr); |
Brian Gix | 47c15e2 | 2011-11-16 13:53:14 -0800 | [diff] [blame] | 3529 | |
Johan Hedberg | 272d90d | 2012-02-09 15:26:12 +0200 | [diff] [blame] | 3530 | if (!conn) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3531 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
| 3532 | MGMT_STATUS_NOT_CONNECTED, addr, |
| 3533 | sizeof(*addr)); |
Johan Hedberg | 272d90d | 2012-02-09 15:26:12 +0200 | [diff] [blame] | 3534 | goto done; |
| 3535 | } |
| 3536 | |
Johan Hedberg | 1707c60 | 2013-03-15 17:07:15 -0500 | [diff] [blame] | 3537 | if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) { |
Brian Gix | 5fe57d9 | 2011-12-21 16:12:13 -0800 | [diff] [blame] | 3538 | err = smp_user_confirm_reply(conn, mgmt_op, passkey); |
Brian Gix | 5fe57d9 | 2011-12-21 16:12:13 -0800 | [diff] [blame] | 3539 | if (!err) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3540 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
| 3541 | MGMT_STATUS_SUCCESS, addr, |
| 3542 | sizeof(*addr)); |
Brian Gix | 5fe57d9 | 2011-12-21 16:12:13 -0800 | [diff] [blame] | 3543 | else |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3544 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
| 3545 | MGMT_STATUS_FAILED, addr, |
| 3546 | sizeof(*addr)); |
Brian Gix | 5fe57d9 | 2011-12-21 16:12:13 -0800 | [diff] [blame] | 3547 | |
Brian Gix | 47c15e2 | 2011-11-16 13:53:14 -0800 | [diff] [blame] | 3548 | goto done; |
| 3549 | } |
| 3550 | |
Johan Hedberg | 1707c60 | 2013-03-15 17:07:15 -0500 | [diff] [blame] | 3551 | cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr)); |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 3552 | if (!cmd) { |
| 3553 | err = -ENOMEM; |
Brian Gix | 0df4c18 | 2011-11-16 13:53:13 -0800 | [diff] [blame] | 3554 | goto done; |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 3555 | } |
| 3556 | |
Johan Hedberg | 7776d1d | 2014-12-05 13:36:03 +0200 | [diff] [blame] | 3557 | cmd->cmd_complete = addr_cmd_complete; |
| 3558 | |
Brian Gix | 0df4c18 | 2011-11-16 13:53:13 -0800 | [diff] [blame] | 3559 | /* Continue with pairing via HCI */ |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 3560 | if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { |
| 3561 | struct hci_cp_user_passkey_reply cp; |
| 3562 | |
Johan Hedberg | 1707c60 | 2013-03-15 17:07:15 -0500 | [diff] [blame] | 3563 | bacpy(&cp.bdaddr, &addr->bdaddr); |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 3564 | cp.passkey = passkey; |
| 3565 | err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); |
| 3566 | } else |
Johan Hedberg | 1707c60 | 2013-03-15 17:07:15 -0500 | [diff] [blame] | 3567 | err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr), |
| 3568 | &addr->bdaddr); |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 3569 | |
Johan Hedberg | a664b5b | 2011-02-19 12:06:02 -0300 | [diff] [blame] | 3570 | if (err < 0) |
| 3571 | mgmt_pending_remove(cmd); |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 3572 | |
Brian Gix | 0df4c18 | 2011-11-16 13:53:13 -0800 | [diff] [blame] | 3573 | done: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3574 | hci_dev_unlock(hdev); |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 3575 | return err; |
| 3576 | } |
| 3577 | |
Jaganath Kanakkassery | afeb019 | 2012-07-09 16:11:51 +0530 | [diff] [blame] | 3578 | static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
| 3579 | void *data, u16 len) |
| 3580 | { |
| 3581 | struct mgmt_cp_pin_code_neg_reply *cp = data; |
| 3582 | |
| 3583 | BT_DBG(""); |
| 3584 | |
Johan Hedberg | 1707c60 | 2013-03-15 17:07:15 -0500 | [diff] [blame] | 3585 | return user_pairing_resp(sk, hdev, &cp->addr, |
Jaganath Kanakkassery | afeb019 | 2012-07-09 16:11:51 +0530 | [diff] [blame] | 3586 | MGMT_OP_PIN_CODE_NEG_REPLY, |
| 3587 | HCI_OP_PIN_CODE_NEG_REPLY, 0); |
| 3588 | } |
| 3589 | |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3590 | static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
| 3591 | u16 len) |
Brian Gix | 0df4c18 | 2011-11-16 13:53:13 -0800 | [diff] [blame] | 3592 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 3593 | struct mgmt_cp_user_confirm_reply *cp = data; |
Brian Gix | 0df4c18 | 2011-11-16 13:53:13 -0800 | [diff] [blame] | 3594 | |
| 3595 | BT_DBG(""); |
| 3596 | |
| 3597 | if (len != sizeof(*cp)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 3598 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, |
| 3599 | MGMT_STATUS_INVALID_PARAMS); |
Brian Gix | 0df4c18 | 2011-11-16 13:53:13 -0800 | [diff] [blame] | 3600 | |
Johan Hedberg | 1707c60 | 2013-03-15 17:07:15 -0500 | [diff] [blame] | 3601 | return user_pairing_resp(sk, hdev, &cp->addr, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3602 | MGMT_OP_USER_CONFIRM_REPLY, |
| 3603 | HCI_OP_USER_CONFIRM_REPLY, 0); |
Brian Gix | 0df4c18 | 2011-11-16 13:53:13 -0800 | [diff] [blame] | 3604 | } |
| 3605 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 3606 | static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3607 | void *data, u16 len) |
Brian Gix | 0df4c18 | 2011-11-16 13:53:13 -0800 | [diff] [blame] | 3608 | { |
Johan Hedberg | c9c2659 | 2011-12-15 00:47:41 +0200 | [diff] [blame] | 3609 | struct mgmt_cp_user_confirm_neg_reply *cp = data; |
Brian Gix | 0df4c18 | 2011-11-16 13:53:13 -0800 | [diff] [blame] | 3610 | |
| 3611 | BT_DBG(""); |
| 3612 | |
Johan Hedberg | 1707c60 | 2013-03-15 17:07:15 -0500 | [diff] [blame] | 3613 | return user_pairing_resp(sk, hdev, &cp->addr, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3614 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
| 3615 | HCI_OP_USER_CONFIRM_NEG_REPLY, 0); |
Brian Gix | 0df4c18 | 2011-11-16 13:53:13 -0800 | [diff] [blame] | 3616 | } |
| 3617 | |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3618 | static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
| 3619 | u16 len) |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 3620 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 3621 | struct mgmt_cp_user_passkey_reply *cp = data; |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 3622 | |
| 3623 | BT_DBG(""); |
| 3624 | |
Johan Hedberg | 1707c60 | 2013-03-15 17:07:15 -0500 | [diff] [blame] | 3625 | return user_pairing_resp(sk, hdev, &cp->addr, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3626 | MGMT_OP_USER_PASSKEY_REPLY, |
| 3627 | HCI_OP_USER_PASSKEY_REPLY, cp->passkey); |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 3628 | } |
| 3629 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 3630 | static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3631 | void *data, u16 len) |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 3632 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 3633 | struct mgmt_cp_user_passkey_neg_reply *cp = data; |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 3634 | |
| 3635 | BT_DBG(""); |
| 3636 | |
Johan Hedberg | 1707c60 | 2013-03-15 17:07:15 -0500 | [diff] [blame] | 3637 | return user_pairing_resp(sk, hdev, &cp->addr, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3638 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
| 3639 | HCI_OP_USER_PASSKEY_NEG_REPLY, 0); |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 3640 | } |
| 3641 | |
Johan Hedberg | 1392897 | 2013-03-15 17:07:00 -0500 | [diff] [blame] | 3642 | static void update_name(struct hci_request *req) |
Johan Hedberg | 2b4bf39 | 2012-03-03 00:19:06 +0200 | [diff] [blame] | 3643 | { |
Johan Hedberg | 1392897 | 2013-03-15 17:07:00 -0500 | [diff] [blame] | 3644 | struct hci_dev *hdev = req->hdev; |
Johan Hedberg | 2b4bf39 | 2012-03-03 00:19:06 +0200 | [diff] [blame] | 3645 | struct hci_cp_write_local_name cp; |
| 3646 | |
Johan Hedberg | 1392897 | 2013-03-15 17:07:00 -0500 | [diff] [blame] | 3647 | memcpy(cp.name, hdev->dev_name, sizeof(cp.name)); |
Johan Hedberg | 2b4bf39 | 2012-03-03 00:19:06 +0200 | [diff] [blame] | 3648 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 3649 | hci_req_add(req, HCI_OP_WRITE_LOCAL_NAME, sizeof(cp), &cp); |
Johan Hedberg | 2b4bf39 | 2012-03-03 00:19:06 +0200 | [diff] [blame] | 3650 | } |
| 3651 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 3652 | static void set_name_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
Johan Hedberg | 1392897 | 2013-03-15 17:07:00 -0500 | [diff] [blame] | 3653 | { |
| 3654 | struct mgmt_cp_set_local_name *cp; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 3655 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 1392897 | 2013-03-15 17:07:00 -0500 | [diff] [blame] | 3656 | |
| 3657 | BT_DBG("status 0x%02x", status); |
| 3658 | |
| 3659 | hci_dev_lock(hdev); |
| 3660 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 3661 | cmd = pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
Johan Hedberg | 1392897 | 2013-03-15 17:07:00 -0500 | [diff] [blame] | 3662 | if (!cmd) |
| 3663 | goto unlock; |
| 3664 | |
| 3665 | cp = cmd->param; |
| 3666 | |
| 3667 | if (status) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 3668 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, |
| 3669 | mgmt_status(status)); |
Johan Hedberg | 1392897 | 2013-03-15 17:07:00 -0500 | [diff] [blame] | 3670 | else |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3671 | mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, |
| 3672 | cp, sizeof(*cp)); |
Johan Hedberg | 1392897 | 2013-03-15 17:07:00 -0500 | [diff] [blame] | 3673 | |
| 3674 | mgmt_pending_remove(cmd); |
| 3675 | |
| 3676 | unlock: |
| 3677 | hci_dev_unlock(hdev); |
| 3678 | } |
| 3679 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 3680 | static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3681 | u16 len) |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 3682 | { |
Johan Hedberg | 2b4bf39 | 2012-03-03 00:19:06 +0200 | [diff] [blame] | 3683 | struct mgmt_cp_set_local_name *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 3684 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 3685 | struct hci_request req; |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 3686 | int err; |
| 3687 | |
| 3688 | BT_DBG(""); |
| 3689 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3690 | hci_dev_lock(hdev); |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 3691 | |
Johan Hedberg | b3f2ca9 | 2013-03-15 17:07:03 -0500 | [diff] [blame] | 3692 | /* If the old values are the same as the new ones just return a |
| 3693 | * direct command complete event. |
| 3694 | */ |
| 3695 | if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) && |
| 3696 | !memcmp(hdev->short_name, cp->short_name, |
| 3697 | sizeof(hdev->short_name))) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3698 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, |
| 3699 | data, len); |
Johan Hedberg | b3f2ca9 | 2013-03-15 17:07:03 -0500 | [diff] [blame] | 3700 | goto failed; |
| 3701 | } |
| 3702 | |
Johan Hedberg | 2b4bf39 | 2012-03-03 00:19:06 +0200 | [diff] [blame] | 3703 | memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name)); |
Johan Hedberg | 28cc7bd | 2012-02-22 21:06:55 +0200 | [diff] [blame] | 3704 | |
Johan Hedberg | b5235a6 | 2012-02-21 14:32:24 +0200 | [diff] [blame] | 3705 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | 2b4bf39 | 2012-03-03 00:19:06 +0200 | [diff] [blame] | 3706 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
Johan Hedberg | 28cc7bd | 2012-02-22 21:06:55 +0200 | [diff] [blame] | 3707 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3708 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, |
| 3709 | data, len); |
Johan Hedberg | 28cc7bd | 2012-02-22 21:06:55 +0200 | [diff] [blame] | 3710 | if (err < 0) |
| 3711 | goto failed; |
| 3712 | |
Marcel Holtmann | f6b7712 | 2015-03-14 19:28:05 -0700 | [diff] [blame] | 3713 | err = mgmt_generic_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, |
| 3714 | data, len, sk); |
Johan Hedberg | 28cc7bd | 2012-02-22 21:06:55 +0200 | [diff] [blame] | 3715 | |
Johan Hedberg | b5235a6 | 2012-02-21 14:32:24 +0200 | [diff] [blame] | 3716 | goto failed; |
| 3717 | } |
| 3718 | |
Johan Hedberg | 28cc7bd | 2012-02-22 21:06:55 +0200 | [diff] [blame] | 3719 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 3720 | if (!cmd) { |
| 3721 | err = -ENOMEM; |
| 3722 | goto failed; |
| 3723 | } |
| 3724 | |
Johan Hedberg | 1392897 | 2013-03-15 17:07:00 -0500 | [diff] [blame] | 3725 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
| 3726 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 3727 | hci_req_init(&req, hdev); |
Johan Hedberg | 3f98505 | 2013-03-15 17:07:02 -0500 | [diff] [blame] | 3728 | |
| 3729 | if (lmp_bredr_capable(hdev)) { |
| 3730 | update_name(&req); |
| 3731 | update_eir(&req); |
| 3732 | } |
| 3733 | |
Marcel Holtmann | 7a5f499 | 2013-10-16 00:16:49 -0700 | [diff] [blame] | 3734 | /* The name is stored in the scan response data and so |
| 3735 | * no need to udpate the advertising data here. |
| 3736 | */ |
Johan Hedberg | 3f98505 | 2013-03-15 17:07:02 -0500 | [diff] [blame] | 3737 | if (lmp_le_capable(hdev)) |
Marcel Holtmann | 7a5f499 | 2013-10-16 00:16:49 -0700 | [diff] [blame] | 3738 | update_scan_rsp_data(&req); |
Johan Hedberg | 3f98505 | 2013-03-15 17:07:02 -0500 | [diff] [blame] | 3739 | |
Johan Hedberg | 1392897 | 2013-03-15 17:07:00 -0500 | [diff] [blame] | 3740 | err = hci_req_run(&req, set_name_complete); |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 3741 | if (err < 0) |
| 3742 | mgmt_pending_remove(cmd); |
| 3743 | |
| 3744 | failed: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3745 | hci_dev_unlock(hdev); |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 3746 | return err; |
| 3747 | } |
| 3748 | |
Johan Hedberg | 0f4e68c | 2012-02-28 17:18:30 +0200 | [diff] [blame] | 3749 | static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3750 | void *data, u16 data_len) |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 3751 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 3752 | struct mgmt_pending_cmd *cmd; |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 3753 | int err; |
| 3754 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 3755 | BT_DBG("%s", hdev->name); |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 3756 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3757 | hci_dev_lock(hdev); |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 3758 | |
Johan Hedberg | 4b34ee78 | 2012-02-21 14:13:02 +0200 | [diff] [blame] | 3759 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 3760 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
| 3761 | MGMT_STATUS_NOT_POWERED); |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 3762 | goto unlock; |
| 3763 | } |
| 3764 | |
Andre Guedes | 9a1a199 | 2012-07-24 15:03:48 -0300 | [diff] [blame] | 3765 | if (!lmp_ssp_capable(hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 3766 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
| 3767 | MGMT_STATUS_NOT_SUPPORTED); |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 3768 | goto unlock; |
| 3769 | } |
| 3770 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 3771 | if (pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 3772 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
| 3773 | MGMT_STATUS_BUSY); |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 3774 | goto unlock; |
| 3775 | } |
| 3776 | |
Johan Hedberg | 2e58ef3 | 2011-11-08 20:40:15 +0200 | [diff] [blame] | 3777 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 3778 | if (!cmd) { |
| 3779 | err = -ENOMEM; |
| 3780 | goto unlock; |
| 3781 | } |
| 3782 | |
Johan Hedberg | 710f11c | 2014-05-26 11:21:22 +0300 | [diff] [blame] | 3783 | if (bredr_sc_enabled(hdev)) |
Marcel Holtmann | 4d2d279 | 2014-01-10 02:07:26 -0800 | [diff] [blame] | 3784 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_EXT_DATA, |
| 3785 | 0, NULL); |
| 3786 | else |
| 3787 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); |
| 3788 | |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 3789 | if (err < 0) |
| 3790 | mgmt_pending_remove(cmd); |
| 3791 | |
| 3792 | unlock: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3793 | hci_dev_unlock(hdev); |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 3794 | return err; |
| 3795 | } |
| 3796 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 3797 | static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 3798 | void *data, u16 len) |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 3799 | { |
Johan Hedberg | 5d57e79 | 2015-01-23 10:10:38 +0200 | [diff] [blame] | 3800 | struct mgmt_addr_info *addr = data; |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 3801 | int err; |
| 3802 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 3803 | BT_DBG("%s ", hdev->name); |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 3804 | |
Johan Hedberg | 5d57e79 | 2015-01-23 10:10:38 +0200 | [diff] [blame] | 3805 | if (!bdaddr_type_is_valid(addr->type)) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3806 | return mgmt_cmd_complete(sk, hdev->id, |
| 3807 | MGMT_OP_ADD_REMOTE_OOB_DATA, |
| 3808 | MGMT_STATUS_INVALID_PARAMS, |
| 3809 | addr, sizeof(*addr)); |
Johan Hedberg | 5d57e79 | 2015-01-23 10:10:38 +0200 | [diff] [blame] | 3810 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3811 | hci_dev_lock(hdev); |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 3812 | |
Marcel Holtmann | ec10911 | 2014-01-10 02:07:30 -0800 | [diff] [blame] | 3813 | if (len == MGMT_ADD_REMOTE_OOB_DATA_SIZE) { |
| 3814 | struct mgmt_cp_add_remote_oob_data *cp = data; |
| 3815 | u8 status; |
Johan Hedberg | bf1e354 | 2012-02-19 13:16:14 +0200 | [diff] [blame] | 3816 | |
Johan Hedberg | c19a495 | 2014-11-17 20:52:19 +0200 | [diff] [blame] | 3817 | if (cp->addr.type != BDADDR_BREDR) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3818 | err = mgmt_cmd_complete(sk, hdev->id, |
| 3819 | MGMT_OP_ADD_REMOTE_OOB_DATA, |
| 3820 | MGMT_STATUS_INVALID_PARAMS, |
| 3821 | &cp->addr, sizeof(cp->addr)); |
Johan Hedberg | c19a495 | 2014-11-17 20:52:19 +0200 | [diff] [blame] | 3822 | goto unlock; |
| 3823 | } |
| 3824 | |
Marcel Holtmann | ec10911 | 2014-01-10 02:07:30 -0800 | [diff] [blame] | 3825 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
Johan Hedberg | 6928a92 | 2014-10-26 20:46:09 +0100 | [diff] [blame] | 3826 | cp->addr.type, cp->hash, |
| 3827 | cp->rand, NULL, NULL); |
Marcel Holtmann | ec10911 | 2014-01-10 02:07:30 -0800 | [diff] [blame] | 3828 | if (err < 0) |
| 3829 | status = MGMT_STATUS_FAILED; |
| 3830 | else |
| 3831 | status = MGMT_STATUS_SUCCESS; |
| 3832 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3833 | err = mgmt_cmd_complete(sk, hdev->id, |
| 3834 | MGMT_OP_ADD_REMOTE_OOB_DATA, status, |
| 3835 | &cp->addr, sizeof(cp->addr)); |
Marcel Holtmann | ec10911 | 2014-01-10 02:07:30 -0800 | [diff] [blame] | 3836 | } else if (len == MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE) { |
| 3837 | struct mgmt_cp_add_remote_oob_ext_data *cp = data; |
Marcel Holtmann | 41bcfd5 | 2015-01-31 00:37:02 -0800 | [diff] [blame] | 3838 | u8 *rand192, *hash192, *rand256, *hash256; |
Marcel Holtmann | ec10911 | 2014-01-10 02:07:30 -0800 | [diff] [blame] | 3839 | u8 status; |
| 3840 | |
Johan Hedberg | 86df920 | 2014-10-26 20:52:27 +0100 | [diff] [blame] | 3841 | if (bdaddr_type_is_le(cp->addr.type)) { |
Johan Hedberg | d25b78e | 2015-01-27 12:55:52 +0200 | [diff] [blame] | 3842 | /* Enforce zero-valued 192-bit parameters as |
| 3843 | * long as legacy SMP OOB isn't implemented. |
| 3844 | */ |
| 3845 | if (memcmp(cp->rand192, ZERO_KEY, 16) || |
| 3846 | memcmp(cp->hash192, ZERO_KEY, 16)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3847 | err = mgmt_cmd_complete(sk, hdev->id, |
| 3848 | MGMT_OP_ADD_REMOTE_OOB_DATA, |
| 3849 | MGMT_STATUS_INVALID_PARAMS, |
| 3850 | addr, sizeof(*addr)); |
Johan Hedberg | d25b78e | 2015-01-27 12:55:52 +0200 | [diff] [blame] | 3851 | goto unlock; |
| 3852 | } |
| 3853 | |
Johan Hedberg | 86df920 | 2014-10-26 20:52:27 +0100 | [diff] [blame] | 3854 | rand192 = NULL; |
| 3855 | hash192 = NULL; |
| 3856 | } else { |
Marcel Holtmann | 41bcfd5 | 2015-01-31 00:37:02 -0800 | [diff] [blame] | 3857 | /* In case one of the P-192 values is set to zero, |
| 3858 | * then just disable OOB data for P-192. |
| 3859 | */ |
| 3860 | if (!memcmp(cp->rand192, ZERO_KEY, 16) || |
| 3861 | !memcmp(cp->hash192, ZERO_KEY, 16)) { |
| 3862 | rand192 = NULL; |
| 3863 | hash192 = NULL; |
| 3864 | } else { |
| 3865 | rand192 = cp->rand192; |
| 3866 | hash192 = cp->hash192; |
| 3867 | } |
| 3868 | } |
| 3869 | |
| 3870 | /* In case one of the P-256 values is set to zero, then just |
| 3871 | * disable OOB data for P-256. |
| 3872 | */ |
| 3873 | if (!memcmp(cp->rand256, ZERO_KEY, 16) || |
| 3874 | !memcmp(cp->hash256, ZERO_KEY, 16)) { |
| 3875 | rand256 = NULL; |
| 3876 | hash256 = NULL; |
| 3877 | } else { |
| 3878 | rand256 = cp->rand256; |
| 3879 | hash256 = cp->hash256; |
Johan Hedberg | 86df920 | 2014-10-26 20:52:27 +0100 | [diff] [blame] | 3880 | } |
| 3881 | |
Johan Hedberg | 81328d5 | 2014-10-26 20:33:47 +0100 | [diff] [blame] | 3882 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
Johan Hedberg | 86df920 | 2014-10-26 20:52:27 +0100 | [diff] [blame] | 3883 | cp->addr.type, hash192, rand192, |
Marcel Holtmann | 41bcfd5 | 2015-01-31 00:37:02 -0800 | [diff] [blame] | 3884 | hash256, rand256); |
Marcel Holtmann | ec10911 | 2014-01-10 02:07:30 -0800 | [diff] [blame] | 3885 | if (err < 0) |
| 3886 | status = MGMT_STATUS_FAILED; |
| 3887 | else |
| 3888 | status = MGMT_STATUS_SUCCESS; |
| 3889 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3890 | err = mgmt_cmd_complete(sk, hdev->id, |
| 3891 | MGMT_OP_ADD_REMOTE_OOB_DATA, |
| 3892 | status, &cp->addr, sizeof(cp->addr)); |
Marcel Holtmann | ec10911 | 2014-01-10 02:07:30 -0800 | [diff] [blame] | 3893 | } else { |
| 3894 | BT_ERR("add_remote_oob_data: invalid length of %u bytes", len); |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 3895 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, |
| 3896 | MGMT_STATUS_INVALID_PARAMS); |
Marcel Holtmann | ec10911 | 2014-01-10 02:07:30 -0800 | [diff] [blame] | 3897 | } |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 3898 | |
Johan Hedberg | c19a495 | 2014-11-17 20:52:19 +0200 | [diff] [blame] | 3899 | unlock: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3900 | hci_dev_unlock(hdev); |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 3901 | return err; |
| 3902 | } |
| 3903 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 3904 | static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
Gustavo Padovan | 8ce8e2b | 2012-05-17 00:36:20 -0300 | [diff] [blame] | 3905 | void *data, u16 len) |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 3906 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 3907 | struct mgmt_cp_remove_remote_oob_data *cp = data; |
Johan Hedberg | bf1e354 | 2012-02-19 13:16:14 +0200 | [diff] [blame] | 3908 | u8 status; |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 3909 | int err; |
| 3910 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 3911 | BT_DBG("%s", hdev->name); |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 3912 | |
Johan Hedberg | c19a495 | 2014-11-17 20:52:19 +0200 | [diff] [blame] | 3913 | if (cp->addr.type != BDADDR_BREDR) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3914 | return mgmt_cmd_complete(sk, hdev->id, |
| 3915 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
| 3916 | MGMT_STATUS_INVALID_PARAMS, |
| 3917 | &cp->addr, sizeof(cp->addr)); |
Johan Hedberg | c19a495 | 2014-11-17 20:52:19 +0200 | [diff] [blame] | 3918 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3919 | hci_dev_lock(hdev); |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 3920 | |
Johan Hedberg | eedbd58 | 2014-11-15 09:34:23 +0200 | [diff] [blame] | 3921 | if (!bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { |
| 3922 | hci_remote_oob_data_clear(hdev); |
| 3923 | status = MGMT_STATUS_SUCCESS; |
| 3924 | goto done; |
| 3925 | } |
| 3926 | |
Johan Hedberg | 6928a92 | 2014-10-26 20:46:09 +0100 | [diff] [blame] | 3927 | err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr, cp->addr.type); |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 3928 | if (err < 0) |
Johan Hedberg | bf1e354 | 2012-02-19 13:16:14 +0200 | [diff] [blame] | 3929 | status = MGMT_STATUS_INVALID_PARAMS; |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 3930 | else |
Szymon Janc | a6785be | 2012-12-13 15:11:21 +0100 | [diff] [blame] | 3931 | status = MGMT_STATUS_SUCCESS; |
Johan Hedberg | bf1e354 | 2012-02-19 13:16:14 +0200 | [diff] [blame] | 3932 | |
Johan Hedberg | eedbd58 | 2014-11-15 09:34:23 +0200 | [diff] [blame] | 3933 | done: |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 3934 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
| 3935 | status, &cp->addr, sizeof(cp->addr)); |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 3936 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 3937 | hci_dev_unlock(hdev); |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 3938 | return err; |
| 3939 | } |
| 3940 | |
Jakub Pawlowski | 812abb1 | 2015-03-17 09:04:13 -0700 | [diff] [blame] | 3941 | static bool trigger_bredr_inquiry(struct hci_request *req, u8 *status) |
| 3942 | { |
| 3943 | struct hci_dev *hdev = req->hdev; |
| 3944 | struct hci_cp_inquiry cp; |
| 3945 | /* General inquiry access code (GIAC) */ |
| 3946 | u8 lap[3] = { 0x33, 0x8b, 0x9e }; |
| 3947 | |
| 3948 | *status = mgmt_bredr_support(hdev); |
| 3949 | if (*status) |
| 3950 | return false; |
| 3951 | |
| 3952 | if (hci_dev_test_flag(hdev, HCI_INQUIRY)) { |
| 3953 | *status = MGMT_STATUS_BUSY; |
| 3954 | return false; |
| 3955 | } |
| 3956 | |
| 3957 | hci_inquiry_cache_flush(hdev); |
| 3958 | |
| 3959 | memset(&cp, 0, sizeof(cp)); |
| 3960 | memcpy(&cp.lap, lap, sizeof(cp.lap)); |
| 3961 | cp.length = DISCOV_BREDR_INQUIRY_LEN; |
| 3962 | |
| 3963 | hci_req_add(req, HCI_OP_INQUIRY, sizeof(cp), &cp); |
| 3964 | |
| 3965 | return true; |
| 3966 | } |
| 3967 | |
| 3968 | static bool trigger_le_scan(struct hci_request *req, u16 interval, u8 *status) |
Andre Guedes | 41dc2bd | 2013-04-30 15:29:30 -0300 | [diff] [blame] | 3969 | { |
Marcel Holtmann | 8019044 | 2014-12-04 11:36:36 +0100 | [diff] [blame] | 3970 | struct hci_dev *hdev = req->hdev; |
| 3971 | struct hci_cp_le_set_scan_param param_cp; |
| 3972 | struct hci_cp_le_set_scan_enable enable_cp; |
Marcel Holtmann | 8019044 | 2014-12-04 11:36:36 +0100 | [diff] [blame] | 3973 | u8 own_addr_type; |
Andre Guedes | 41dc2bd | 2013-04-30 15:29:30 -0300 | [diff] [blame] | 3974 | int err; |
| 3975 | |
Jakub Pawlowski | 812abb1 | 2015-03-17 09:04:13 -0700 | [diff] [blame] | 3976 | *status = mgmt_le_support(hdev); |
| 3977 | if (*status) |
| 3978 | return false; |
Andre Guedes | 41dc2bd | 2013-04-30 15:29:30 -0300 | [diff] [blame] | 3979 | |
Jakub Pawlowski | 812abb1 | 2015-03-17 09:04:13 -0700 | [diff] [blame] | 3980 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) { |
| 3981 | /* Don't let discovery abort an outgoing connection attempt |
| 3982 | * that's using directed advertising. |
| 3983 | */ |
| 3984 | if (hci_conn_hash_lookup_state(hdev, LE_LINK, BT_CONNECT)) { |
| 3985 | *status = MGMT_STATUS_REJECTED; |
Marcel Holtmann | 8019044 | 2014-12-04 11:36:36 +0100 | [diff] [blame] | 3986 | return false; |
| 3987 | } |
Andre Guedes | 41dc2bd | 2013-04-30 15:29:30 -0300 | [diff] [blame] | 3988 | |
Jakub Pawlowski | 812abb1 | 2015-03-17 09:04:13 -0700 | [diff] [blame] | 3989 | disable_advertising(req); |
| 3990 | } |
Andre Guedes | 41dc2bd | 2013-04-30 15:29:30 -0300 | [diff] [blame] | 3991 | |
Jakub Pawlowski | 812abb1 | 2015-03-17 09:04:13 -0700 | [diff] [blame] | 3992 | /* If controller is scanning, it means the background scanning is |
| 3993 | * running. Thus, we should temporarily stop it in order to set the |
| 3994 | * discovery scanning parameters. |
| 3995 | */ |
| 3996 | if (hci_dev_test_flag(hdev, HCI_LE_SCAN)) |
| 3997 | hci_req_add_le_scan_disable(req); |
| 3998 | |
| 3999 | /* All active scans will be done with either a resolvable private |
| 4000 | * address (when privacy feature has been enabled) or non-resolvable |
| 4001 | * private address. |
| 4002 | */ |
| 4003 | err = hci_update_random_address(req, true, &own_addr_type); |
| 4004 | if (err < 0) { |
| 4005 | *status = MGMT_STATUS_FAILED; |
| 4006 | return false; |
| 4007 | } |
| 4008 | |
| 4009 | memset(¶m_cp, 0, sizeof(param_cp)); |
| 4010 | param_cp.type = LE_SCAN_ACTIVE; |
| 4011 | param_cp.interval = cpu_to_le16(interval); |
| 4012 | param_cp.window = cpu_to_le16(DISCOV_LE_SCAN_WIN); |
| 4013 | param_cp.own_address_type = own_addr_type; |
| 4014 | |
| 4015 | hci_req_add(req, HCI_OP_LE_SET_SCAN_PARAM, sizeof(param_cp), |
| 4016 | ¶m_cp); |
| 4017 | |
| 4018 | memset(&enable_cp, 0, sizeof(enable_cp)); |
| 4019 | enable_cp.enable = LE_SCAN_ENABLE; |
| 4020 | enable_cp.filter_dup = LE_SCAN_FILTER_DUP_ENABLE; |
| 4021 | |
| 4022 | hci_req_add(req, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(enable_cp), |
| 4023 | &enable_cp); |
| 4024 | |
| 4025 | return true; |
| 4026 | } |
| 4027 | |
| 4028 | static bool trigger_discovery(struct hci_request *req, u8 *status) |
| 4029 | { |
| 4030 | struct hci_dev *hdev = req->hdev; |
| 4031 | |
| 4032 | switch (hdev->discovery.type) { |
| 4033 | case DISCOV_TYPE_BREDR: |
| 4034 | if (!trigger_bredr_inquiry(req, status)) |
| 4035 | return false; |
Marcel Holtmann | 8019044 | 2014-12-04 11:36:36 +0100 | [diff] [blame] | 4036 | break; |
Andre Guedes | 41dc2bd | 2013-04-30 15:29:30 -0300 | [diff] [blame] | 4037 | |
Marcel Holtmann | 8019044 | 2014-12-04 11:36:36 +0100 | [diff] [blame] | 4038 | case DISCOV_TYPE_INTERLEAVED: |
Jakub Pawlowski | 07d2334 | 2015-03-17 09:04:14 -0700 | [diff] [blame] | 4039 | if (test_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, |
| 4040 | &hdev->quirks)) { |
| 4041 | /* During simultaneous discovery, we double LE scan |
| 4042 | * interval. We must leave some time for the controller |
| 4043 | * to do BR/EDR inquiry. |
| 4044 | */ |
| 4045 | if (!trigger_le_scan(req, DISCOV_LE_SCAN_INT * 2, |
| 4046 | status)) |
| 4047 | return false; |
| 4048 | |
| 4049 | if (!trigger_bredr_inquiry(req, status)) |
| 4050 | return false; |
| 4051 | |
| 4052 | return true; |
| 4053 | } |
| 4054 | |
Jakub Pawlowski | 812abb1 | 2015-03-17 09:04:13 -0700 | [diff] [blame] | 4055 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { |
Marcel Holtmann | 8019044 | 2014-12-04 11:36:36 +0100 | [diff] [blame] | 4056 | *status = MGMT_STATUS_NOT_SUPPORTED; |
| 4057 | return false; |
| 4058 | } |
Jakub Pawlowski | 812abb1 | 2015-03-17 09:04:13 -0700 | [diff] [blame] | 4059 | /* fall through */ |
Marcel Holtmann | 8019044 | 2014-12-04 11:36:36 +0100 | [diff] [blame] | 4060 | |
Jakub Pawlowski | 812abb1 | 2015-03-17 09:04:13 -0700 | [diff] [blame] | 4061 | case DISCOV_TYPE_LE: |
| 4062 | if (!trigger_le_scan(req, DISCOV_LE_SCAN_INT, status)) |
Marcel Holtmann | 8019044 | 2014-12-04 11:36:36 +0100 | [diff] [blame] | 4063 | return false; |
Marcel Holtmann | 8019044 | 2014-12-04 11:36:36 +0100 | [diff] [blame] | 4064 | break; |
| 4065 | |
| 4066 | default: |
| 4067 | *status = MGMT_STATUS_INVALID_PARAMS; |
| 4068 | return false; |
| 4069 | } |
| 4070 | |
| 4071 | return true; |
Andre Guedes | 41dc2bd | 2013-04-30 15:29:30 -0300 | [diff] [blame] | 4072 | } |
| 4073 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 4074 | static void start_discovery_complete(struct hci_dev *hdev, u8 status, |
| 4075 | u16 opcode) |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4076 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 4077 | struct mgmt_pending_cmd *cmd; |
Marcel Holtmann | 11e6e25 | 2014-12-04 11:36:35 +0100 | [diff] [blame] | 4078 | unsigned long timeout; |
Lukasz Rymanowski | ae55f59 | 2014-03-27 20:55:19 +0100 | [diff] [blame] | 4079 | |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4080 | BT_DBG("status %d", status); |
| 4081 | |
Marcel Holtmann | 11e6e25 | 2014-12-04 11:36:35 +0100 | [diff] [blame] | 4082 | hci_dev_lock(hdev); |
| 4083 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 4084 | cmd = pending_find(MGMT_OP_START_DISCOVERY, hdev); |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4085 | if (!cmd) |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 4086 | cmd = pending_find(MGMT_OP_START_SERVICE_DISCOVERY, hdev); |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4087 | |
Marcel Holtmann | 11e6e25 | 2014-12-04 11:36:35 +0100 | [diff] [blame] | 4088 | if (cmd) { |
Johan Hedberg | 2922a94 | 2014-12-05 13:36:06 +0200 | [diff] [blame] | 4089 | cmd->cmd_complete(cmd, mgmt_status(status)); |
Marcel Holtmann | 11e6e25 | 2014-12-04 11:36:35 +0100 | [diff] [blame] | 4090 | mgmt_pending_remove(cmd); |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4091 | } |
| 4092 | |
Marcel Holtmann | 11e6e25 | 2014-12-04 11:36:35 +0100 | [diff] [blame] | 4093 | if (status) { |
| 4094 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); |
| 4095 | goto unlock; |
| 4096 | } |
| 4097 | |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4098 | hci_discovery_set_state(hdev, DISCOVERY_FINDING); |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4099 | |
Jakub Pawlowski | 2d28cfe | 2015-02-01 23:07:54 -0800 | [diff] [blame] | 4100 | /* If the scan involves LE scan, pick proper timeout to schedule |
| 4101 | * hdev->le_scan_disable that will stop it. |
| 4102 | */ |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4103 | switch (hdev->discovery.type) { |
| 4104 | case DISCOV_TYPE_LE: |
Lukasz Rymanowski | 3d5a76f | 2014-03-27 20:55:21 +0100 | [diff] [blame] | 4105 | timeout = msecs_to_jiffies(DISCOV_LE_TIMEOUT); |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4106 | break; |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4107 | case DISCOV_TYPE_INTERLEAVED: |
Jakub Pawlowski | 07d2334 | 2015-03-17 09:04:14 -0700 | [diff] [blame] | 4108 | /* When running simultaneous discovery, the LE scanning time |
| 4109 | * should occupy the whole discovery time sine BR/EDR inquiry |
| 4110 | * and LE scanning are scheduled by the controller. |
| 4111 | * |
| 4112 | * For interleaving discovery in comparison, BR/EDR inquiry |
| 4113 | * and LE scanning are done sequentially with separate |
| 4114 | * timeouts. |
| 4115 | */ |
| 4116 | if (test_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks)) |
| 4117 | timeout = msecs_to_jiffies(DISCOV_LE_TIMEOUT); |
| 4118 | else |
| 4119 | timeout = msecs_to_jiffies(hdev->discov_interleaved_timeout); |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4120 | break; |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4121 | case DISCOV_TYPE_BREDR: |
Marcel Holtmann | 11e6e25 | 2014-12-04 11:36:35 +0100 | [diff] [blame] | 4122 | timeout = 0; |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4123 | break; |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4124 | default: |
| 4125 | BT_ERR("Invalid discovery type %d", hdev->discovery.type); |
Marcel Holtmann | 11e6e25 | 2014-12-04 11:36:35 +0100 | [diff] [blame] | 4126 | timeout = 0; |
| 4127 | break; |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4128 | } |
Lukasz Rymanowski | ae55f59 | 2014-03-27 20:55:19 +0100 | [diff] [blame] | 4129 | |
Jakub Pawlowski | 2d28cfe | 2015-02-01 23:07:54 -0800 | [diff] [blame] | 4130 | if (timeout) { |
| 4131 | /* When service discovery is used and the controller has |
| 4132 | * a strict duplicate filter, it is important to remember |
| 4133 | * the start and duration of the scan. This is required |
| 4134 | * for restarting scanning during the discovery phase. |
| 4135 | */ |
| 4136 | if (test_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, |
| 4137 | &hdev->quirks) && |
Jakub Pawlowski | 82f8b65 | 2015-03-04 16:24:26 -0800 | [diff] [blame] | 4138 | hdev->discovery.result_filtering) { |
Jakub Pawlowski | 2d28cfe | 2015-02-01 23:07:54 -0800 | [diff] [blame] | 4139 | hdev->discovery.scan_start = jiffies; |
| 4140 | hdev->discovery.scan_duration = timeout; |
| 4141 | } |
| 4142 | |
Marcel Holtmann | 11e6e25 | 2014-12-04 11:36:35 +0100 | [diff] [blame] | 4143 | queue_delayed_work(hdev->workqueue, |
| 4144 | &hdev->le_scan_disable, timeout); |
Jakub Pawlowski | 2d28cfe | 2015-02-01 23:07:54 -0800 | [diff] [blame] | 4145 | } |
Lukasz Rymanowski | ae55f59 | 2014-03-27 20:55:19 +0100 | [diff] [blame] | 4146 | |
Marcel Holtmann | 11e6e25 | 2014-12-04 11:36:35 +0100 | [diff] [blame] | 4147 | unlock: |
| 4148 | hci_dev_unlock(hdev); |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4149 | } |
| 4150 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 4151 | static int start_discovery(struct sock *sk, struct hci_dev *hdev, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 4152 | void *data, u16 len) |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4153 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 4154 | struct mgmt_cp_start_discovery *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 4155 | struct mgmt_pending_cmd *cmd; |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4156 | struct hci_request req; |
Marcel Holtmann | 8019044 | 2014-12-04 11:36:36 +0100 | [diff] [blame] | 4157 | u8 status; |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4158 | int err; |
| 4159 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 4160 | BT_DBG("%s", hdev->name); |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4161 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 4162 | hci_dev_lock(hdev); |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4163 | |
Johan Hedberg | 4b34ee78 | 2012-02-21 14:13:02 +0200 | [diff] [blame] | 4164 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4165 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
| 4166 | MGMT_STATUS_NOT_POWERED, |
| 4167 | &cp->type, sizeof(cp->type)); |
Johan Hedberg | bd2d133 | 2011-11-07 23:13:37 +0200 | [diff] [blame] | 4168 | goto failed; |
| 4169 | } |
| 4170 | |
Marcel Holtmann | f5a969f | 2014-12-04 11:36:34 +0100 | [diff] [blame] | 4171 | if (hdev->discovery.state != DISCOVERY_STOPPED || |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 4172 | hci_dev_test_flag(hdev, HCI_PERIODIC_INQ)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4173 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
| 4174 | MGMT_STATUS_BUSY, &cp->type, |
| 4175 | sizeof(cp->type)); |
Andre Guedes | 642be6c | 2012-03-21 00:03:37 -0300 | [diff] [blame] | 4176 | goto failed; |
| 4177 | } |
| 4178 | |
Johan Hedberg | 2922a94 | 2014-12-05 13:36:06 +0200 | [diff] [blame] | 4179 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, hdev, data, len); |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4180 | if (!cmd) { |
| 4181 | err = -ENOMEM; |
| 4182 | goto failed; |
| 4183 | } |
| 4184 | |
Johan Hedberg | 2922a94 | 2014-12-05 13:36:06 +0200 | [diff] [blame] | 4185 | cmd->cmd_complete = generic_cmd_complete; |
| 4186 | |
Marcel Holtmann | 2207880 | 2014-12-05 11:45:22 +0100 | [diff] [blame] | 4187 | /* Clear the discovery filter first to free any previously |
| 4188 | * allocated memory for the UUID list. |
| 4189 | */ |
| 4190 | hci_discovery_filter_clear(hdev); |
| 4191 | |
Andre Guedes | 4aab14e | 2012-02-17 20:39:36 -0300 | [diff] [blame] | 4192 | hdev->discovery.type = cp->type; |
Marcel Holtmann | da25cf6 | 2014-12-05 13:03:35 +0100 | [diff] [blame] | 4193 | hdev->discovery.report_invalid_rssi = false; |
Andre Guedes | 4aab14e | 2012-02-17 20:39:36 -0300 | [diff] [blame] | 4194 | |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4195 | hci_req_init(&req, hdev); |
| 4196 | |
Marcel Holtmann | 8019044 | 2014-12-04 11:36:36 +0100 | [diff] [blame] | 4197 | if (!trigger_discovery(&req, &status)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4198 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
| 4199 | status, &cp->type, sizeof(cp->type)); |
Johan Hedberg | 0410675 | 2013-01-10 14:54:09 +0200 | [diff] [blame] | 4200 | mgmt_pending_remove(cmd); |
| 4201 | goto failed; |
Andre Guedes | f39799f | 2012-02-17 20:39:35 -0300 | [diff] [blame] | 4202 | } |
Andre Guedes | 3fd2415 | 2012-02-03 17:48:01 -0300 | [diff] [blame] | 4203 | |
Andre Guedes | 7c30772 | 2013-04-30 15:29:28 -0300 | [diff] [blame] | 4204 | err = hci_req_run(&req, start_discovery_complete); |
Marcel Holtmann | f5a969f | 2014-12-04 11:36:34 +0100 | [diff] [blame] | 4205 | if (err < 0) { |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4206 | mgmt_pending_remove(cmd); |
Marcel Holtmann | f5a969f | 2014-12-04 11:36:34 +0100 | [diff] [blame] | 4207 | goto failed; |
| 4208 | } |
| 4209 | |
| 4210 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4211 | |
| 4212 | failed: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 4213 | hci_dev_unlock(hdev); |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4214 | return err; |
| 4215 | } |
| 4216 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 4217 | static int service_discovery_cmd_complete(struct mgmt_pending_cmd *cmd, |
| 4218 | u8 status) |
Andre Guedes | 1183fdc | 2013-04-30 15:29:35 -0300 | [diff] [blame] | 4219 | { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4220 | return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, |
| 4221 | cmd->param, 1); |
Johan Hedberg | 2922a94 | 2014-12-05 13:36:06 +0200 | [diff] [blame] | 4222 | } |
| 4223 | |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4224 | static int start_service_discovery(struct sock *sk, struct hci_dev *hdev, |
| 4225 | void *data, u16 len) |
| 4226 | { |
| 4227 | struct mgmt_cp_start_service_discovery *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 4228 | struct mgmt_pending_cmd *cmd; |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4229 | struct hci_request req; |
| 4230 | const u16 max_uuid_count = ((U16_MAX - sizeof(*cp)) / 16); |
| 4231 | u16 uuid_count, expected_len; |
| 4232 | u8 status; |
Andre Guedes | 1183fdc | 2013-04-30 15:29:35 -0300 | [diff] [blame] | 4233 | int err; |
| 4234 | |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4235 | BT_DBG("%s", hdev->name); |
Andre Guedes | 1183fdc | 2013-04-30 15:29:35 -0300 | [diff] [blame] | 4236 | |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4237 | hci_dev_lock(hdev); |
Andre Guedes | 1183fdc | 2013-04-30 15:29:35 -0300 | [diff] [blame] | 4238 | |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4239 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4240 | err = mgmt_cmd_complete(sk, hdev->id, |
| 4241 | MGMT_OP_START_SERVICE_DISCOVERY, |
| 4242 | MGMT_STATUS_NOT_POWERED, |
| 4243 | &cp->type, sizeof(cp->type)); |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4244 | goto failed; |
| 4245 | } |
| 4246 | |
| 4247 | if (hdev->discovery.state != DISCOVERY_STOPPED || |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 4248 | hci_dev_test_flag(hdev, HCI_PERIODIC_INQ)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4249 | err = mgmt_cmd_complete(sk, hdev->id, |
| 4250 | MGMT_OP_START_SERVICE_DISCOVERY, |
| 4251 | MGMT_STATUS_BUSY, &cp->type, |
| 4252 | sizeof(cp->type)); |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4253 | goto failed; |
| 4254 | } |
| 4255 | |
| 4256 | uuid_count = __le16_to_cpu(cp->uuid_count); |
| 4257 | if (uuid_count > max_uuid_count) { |
| 4258 | BT_ERR("service_discovery: too big uuid_count value %u", |
| 4259 | uuid_count); |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4260 | err = mgmt_cmd_complete(sk, hdev->id, |
| 4261 | MGMT_OP_START_SERVICE_DISCOVERY, |
| 4262 | MGMT_STATUS_INVALID_PARAMS, &cp->type, |
| 4263 | sizeof(cp->type)); |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4264 | goto failed; |
| 4265 | } |
| 4266 | |
| 4267 | expected_len = sizeof(*cp) + uuid_count * 16; |
| 4268 | if (expected_len != len) { |
| 4269 | BT_ERR("service_discovery: expected %u bytes, got %u bytes", |
| 4270 | expected_len, len); |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4271 | err = mgmt_cmd_complete(sk, hdev->id, |
| 4272 | MGMT_OP_START_SERVICE_DISCOVERY, |
| 4273 | MGMT_STATUS_INVALID_PARAMS, &cp->type, |
| 4274 | sizeof(cp->type)); |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4275 | goto failed; |
| 4276 | } |
| 4277 | |
| 4278 | cmd = mgmt_pending_add(sk, MGMT_OP_START_SERVICE_DISCOVERY, |
Johan Hedberg | 2922a94 | 2014-12-05 13:36:06 +0200 | [diff] [blame] | 4279 | hdev, data, len); |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4280 | if (!cmd) { |
| 4281 | err = -ENOMEM; |
| 4282 | goto failed; |
| 4283 | } |
| 4284 | |
Johan Hedberg | 2922a94 | 2014-12-05 13:36:06 +0200 | [diff] [blame] | 4285 | cmd->cmd_complete = service_discovery_cmd_complete; |
| 4286 | |
Marcel Holtmann | 2207880 | 2014-12-05 11:45:22 +0100 | [diff] [blame] | 4287 | /* Clear the discovery filter first to free any previously |
| 4288 | * allocated memory for the UUID list. |
| 4289 | */ |
| 4290 | hci_discovery_filter_clear(hdev); |
| 4291 | |
Jakub Pawlowski | 82f8b65 | 2015-03-04 16:24:26 -0800 | [diff] [blame] | 4292 | hdev->discovery.result_filtering = true; |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4293 | hdev->discovery.type = cp->type; |
| 4294 | hdev->discovery.rssi = cp->rssi; |
| 4295 | hdev->discovery.uuid_count = uuid_count; |
| 4296 | |
| 4297 | if (uuid_count > 0) { |
| 4298 | hdev->discovery.uuids = kmemdup(cp->uuids, uuid_count * 16, |
| 4299 | GFP_KERNEL); |
| 4300 | if (!hdev->discovery.uuids) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4301 | err = mgmt_cmd_complete(sk, hdev->id, |
| 4302 | MGMT_OP_START_SERVICE_DISCOVERY, |
| 4303 | MGMT_STATUS_FAILED, |
| 4304 | &cp->type, sizeof(cp->type)); |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4305 | mgmt_pending_remove(cmd); |
| 4306 | goto failed; |
| 4307 | } |
| 4308 | } |
| 4309 | |
| 4310 | hci_req_init(&req, hdev); |
| 4311 | |
| 4312 | if (!trigger_discovery(&req, &status)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4313 | err = mgmt_cmd_complete(sk, hdev->id, |
| 4314 | MGMT_OP_START_SERVICE_DISCOVERY, |
| 4315 | status, &cp->type, sizeof(cp->type)); |
Jakub Pawlowski | 66ea942 | 2014-12-05 10:55:59 +0100 | [diff] [blame] | 4316 | mgmt_pending_remove(cmd); |
| 4317 | goto failed; |
| 4318 | } |
| 4319 | |
| 4320 | err = hci_req_run(&req, start_discovery_complete); |
| 4321 | if (err < 0) { |
| 4322 | mgmt_pending_remove(cmd); |
| 4323 | goto failed; |
| 4324 | } |
| 4325 | |
| 4326 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); |
| 4327 | |
| 4328 | failed: |
| 4329 | hci_dev_unlock(hdev); |
Andre Guedes | 1183fdc | 2013-04-30 15:29:35 -0300 | [diff] [blame] | 4330 | return err; |
| 4331 | } |
| 4332 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 4333 | static void stop_discovery_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
Andre Guedes | 0e05bba | 2013-04-30 15:29:33 -0300 | [diff] [blame] | 4334 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 4335 | struct mgmt_pending_cmd *cmd; |
Marcel Holtmann | 11e6e25 | 2014-12-04 11:36:35 +0100 | [diff] [blame] | 4336 | |
Andre Guedes | 0e05bba | 2013-04-30 15:29:33 -0300 | [diff] [blame] | 4337 | BT_DBG("status %d", status); |
| 4338 | |
| 4339 | hci_dev_lock(hdev); |
| 4340 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 4341 | cmd = pending_find(MGMT_OP_STOP_DISCOVERY, hdev); |
Marcel Holtmann | 11e6e25 | 2014-12-04 11:36:35 +0100 | [diff] [blame] | 4342 | if (cmd) { |
Johan Hedberg | 2922a94 | 2014-12-05 13:36:06 +0200 | [diff] [blame] | 4343 | cmd->cmd_complete(cmd, mgmt_status(status)); |
Marcel Holtmann | 11e6e25 | 2014-12-04 11:36:35 +0100 | [diff] [blame] | 4344 | mgmt_pending_remove(cmd); |
Andre Guedes | 0e05bba | 2013-04-30 15:29:33 -0300 | [diff] [blame] | 4345 | } |
| 4346 | |
Marcel Holtmann | 11e6e25 | 2014-12-04 11:36:35 +0100 | [diff] [blame] | 4347 | if (!status) |
| 4348 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); |
Andre Guedes | 0e05bba | 2013-04-30 15:29:33 -0300 | [diff] [blame] | 4349 | |
Andre Guedes | 0e05bba | 2013-04-30 15:29:33 -0300 | [diff] [blame] | 4350 | hci_dev_unlock(hdev); |
| 4351 | } |
| 4352 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 4353 | static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 4354 | u16 len) |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4355 | { |
Johan Hedberg | d930650 | 2012-02-20 23:25:18 +0200 | [diff] [blame] | 4356 | struct mgmt_cp_stop_discovery *mgmt_cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 4357 | struct mgmt_pending_cmd *cmd; |
Andre Guedes | 0e05bba | 2013-04-30 15:29:33 -0300 | [diff] [blame] | 4358 | struct hci_request req; |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4359 | int err; |
| 4360 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 4361 | BT_DBG("%s", hdev->name); |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4362 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 4363 | hci_dev_lock(hdev); |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4364 | |
Johan Hedberg | 30dc78e | 2012-01-04 15:44:20 +0200 | [diff] [blame] | 4365 | if (!hci_discovery_active(hdev)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4366 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
| 4367 | MGMT_STATUS_REJECTED, &mgmt_cp->type, |
| 4368 | sizeof(mgmt_cp->type)); |
Johan Hedberg | d930650 | 2012-02-20 23:25:18 +0200 | [diff] [blame] | 4369 | goto unlock; |
| 4370 | } |
| 4371 | |
| 4372 | if (hdev->discovery.type != mgmt_cp->type) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4373 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
| 4374 | MGMT_STATUS_INVALID_PARAMS, |
| 4375 | &mgmt_cp->type, sizeof(mgmt_cp->type)); |
Johan Hedberg | 30dc78e | 2012-01-04 15:44:20 +0200 | [diff] [blame] | 4376 | goto unlock; |
Johan Hedberg | ff9ef57 | 2012-01-04 14:23:45 +0200 | [diff] [blame] | 4377 | } |
| 4378 | |
Johan Hedberg | 2922a94 | 2014-12-05 13:36:06 +0200 | [diff] [blame] | 4379 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, data, len); |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4380 | if (!cmd) { |
| 4381 | err = -ENOMEM; |
Johan Hedberg | 30dc78e | 2012-01-04 15:44:20 +0200 | [diff] [blame] | 4382 | goto unlock; |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4383 | } |
| 4384 | |
Johan Hedberg | 2922a94 | 2014-12-05 13:36:06 +0200 | [diff] [blame] | 4385 | cmd->cmd_complete = generic_cmd_complete; |
| 4386 | |
Andre Guedes | 0e05bba | 2013-04-30 15:29:33 -0300 | [diff] [blame] | 4387 | hci_req_init(&req, hdev); |
| 4388 | |
Johan Hedberg | 21a60d3 | 2014-06-10 14:05:58 +0300 | [diff] [blame] | 4389 | hci_stop_discovery(&req); |
Andre Guedes | 0e05bba | 2013-04-30 15:29:33 -0300 | [diff] [blame] | 4390 | |
Johan Hedberg | 21a60d3 | 2014-06-10 14:05:58 +0300 | [diff] [blame] | 4391 | err = hci_req_run(&req, stop_discovery_complete); |
| 4392 | if (!err) { |
| 4393 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); |
Andre Guedes | 0e05bba | 2013-04-30 15:29:33 -0300 | [diff] [blame] | 4394 | goto unlock; |
Johan Hedberg | 30dc78e | 2012-01-04 15:44:20 +0200 | [diff] [blame] | 4395 | } |
| 4396 | |
Johan Hedberg | 21a60d3 | 2014-06-10 14:05:58 +0300 | [diff] [blame] | 4397 | mgmt_pending_remove(cmd); |
| 4398 | |
| 4399 | /* If no HCI commands were sent we're done */ |
| 4400 | if (err == -ENODATA) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4401 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, 0, |
| 4402 | &mgmt_cp->type, sizeof(mgmt_cp->type)); |
Johan Hedberg | 21a60d3 | 2014-06-10 14:05:58 +0300 | [diff] [blame] | 4403 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); |
| 4404 | } |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4405 | |
Johan Hedberg | 30dc78e | 2012-01-04 15:44:20 +0200 | [diff] [blame] | 4406 | unlock: |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 4407 | hci_dev_unlock(hdev); |
Johan Hedberg | 14a5366 | 2011-04-27 10:29:56 -0400 | [diff] [blame] | 4408 | return err; |
| 4409 | } |
| 4410 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 4411 | static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 4412 | u16 len) |
Johan Hedberg | 561aafb | 2012-01-04 13:31:59 +0200 | [diff] [blame] | 4413 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 4414 | struct mgmt_cp_confirm_name *cp = data; |
Johan Hedberg | 561aafb | 2012-01-04 13:31:59 +0200 | [diff] [blame] | 4415 | struct inquiry_entry *e; |
Johan Hedberg | 561aafb | 2012-01-04 13:31:59 +0200 | [diff] [blame] | 4416 | int err; |
| 4417 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 4418 | BT_DBG("%s", hdev->name); |
Johan Hedberg | 561aafb | 2012-01-04 13:31:59 +0200 | [diff] [blame] | 4419 | |
Johan Hedberg | 561aafb | 2012-01-04 13:31:59 +0200 | [diff] [blame] | 4420 | hci_dev_lock(hdev); |
| 4421 | |
Johan Hedberg | 30dc78e | 2012-01-04 15:44:20 +0200 | [diff] [blame] | 4422 | if (!hci_discovery_active(hdev)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4423 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
| 4424 | MGMT_STATUS_FAILED, &cp->addr, |
| 4425 | sizeof(cp->addr)); |
Johan Hedberg | 30dc78e | 2012-01-04 15:44:20 +0200 | [diff] [blame] | 4426 | goto failed; |
| 4427 | } |
| 4428 | |
Johan Hedberg | a198e7b | 2012-02-17 14:27:06 +0200 | [diff] [blame] | 4429 | e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); |
Johan Hedberg | 561aafb | 2012-01-04 13:31:59 +0200 | [diff] [blame] | 4430 | if (!e) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4431 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
| 4432 | MGMT_STATUS_INVALID_PARAMS, &cp->addr, |
| 4433 | sizeof(cp->addr)); |
Johan Hedberg | 561aafb | 2012-01-04 13:31:59 +0200 | [diff] [blame] | 4434 | goto failed; |
| 4435 | } |
| 4436 | |
| 4437 | if (cp->name_known) { |
| 4438 | e->name_state = NAME_KNOWN; |
| 4439 | list_del(&e->list); |
| 4440 | } else { |
| 4441 | e->name_state = NAME_NEEDED; |
Johan Hedberg | a3d4e20 | 2012-01-09 00:53:02 +0200 | [diff] [blame] | 4442 | hci_inquiry_cache_update_resolve(hdev, e); |
Johan Hedberg | 561aafb | 2012-01-04 13:31:59 +0200 | [diff] [blame] | 4443 | } |
| 4444 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4445 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, |
| 4446 | &cp->addr, sizeof(cp->addr)); |
Johan Hedberg | 561aafb | 2012-01-04 13:31:59 +0200 | [diff] [blame] | 4447 | |
| 4448 | failed: |
| 4449 | hci_dev_unlock(hdev); |
Johan Hedberg | 561aafb | 2012-01-04 13:31:59 +0200 | [diff] [blame] | 4450 | return err; |
| 4451 | } |
| 4452 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 4453 | static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 4454 | u16 len) |
Antti Julku | 7fbec22 | 2011-06-15 12:01:15 +0300 | [diff] [blame] | 4455 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 4456 | struct mgmt_cp_block_device *cp = data; |
Johan Hedberg | f0eeea8 | 2012-02-19 12:58:54 +0200 | [diff] [blame] | 4457 | u8 status; |
Antti Julku | 7fbec22 | 2011-06-15 12:01:15 +0300 | [diff] [blame] | 4458 | int err; |
| 4459 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 4460 | BT_DBG("%s", hdev->name); |
Antti Julku | 7fbec22 | 2011-06-15 12:01:15 +0300 | [diff] [blame] | 4461 | |
Johan Hedberg | 4ee71b2 | 2013-01-20 14:27:19 +0200 | [diff] [blame] | 4462 | if (!bdaddr_type_is_valid(cp->addr.type)) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4463 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, |
| 4464 | MGMT_STATUS_INVALID_PARAMS, |
| 4465 | &cp->addr, sizeof(cp->addr)); |
Johan Hedberg | 4ee71b2 | 2013-01-20 14:27:19 +0200 | [diff] [blame] | 4466 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 4467 | hci_dev_lock(hdev); |
Antti Julku | 5e76244 | 2011-08-25 16:48:02 +0300 | [diff] [blame] | 4468 | |
Johan Hedberg | dcc36c1 | 2014-07-09 12:59:13 +0300 | [diff] [blame] | 4469 | err = hci_bdaddr_list_add(&hdev->blacklist, &cp->addr.bdaddr, |
| 4470 | cp->addr.type); |
Johan Hedberg | 2a8357f | 2014-07-01 22:09:47 +0300 | [diff] [blame] | 4471 | if (err < 0) { |
Johan Hedberg | f0eeea8 | 2012-02-19 12:58:54 +0200 | [diff] [blame] | 4472 | status = MGMT_STATUS_FAILED; |
Johan Hedberg | 2a8357f | 2014-07-01 22:09:47 +0300 | [diff] [blame] | 4473 | goto done; |
| 4474 | } |
Johan Hedberg | f0eeea8 | 2012-02-19 12:58:54 +0200 | [diff] [blame] | 4475 | |
Johan Hedberg | 2a8357f | 2014-07-01 22:09:47 +0300 | [diff] [blame] | 4476 | mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &cp->addr, sizeof(cp->addr), |
| 4477 | sk); |
| 4478 | status = MGMT_STATUS_SUCCESS; |
| 4479 | |
| 4480 | done: |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4481 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, |
| 4482 | &cp->addr, sizeof(cp->addr)); |
Antti Julku | 5e76244 | 2011-08-25 16:48:02 +0300 | [diff] [blame] | 4483 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 4484 | hci_dev_unlock(hdev); |
Antti Julku | 7fbec22 | 2011-06-15 12:01:15 +0300 | [diff] [blame] | 4485 | |
| 4486 | return err; |
| 4487 | } |
| 4488 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 4489 | static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 4490 | u16 len) |
Antti Julku | 7fbec22 | 2011-06-15 12:01:15 +0300 | [diff] [blame] | 4491 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 4492 | struct mgmt_cp_unblock_device *cp = data; |
Johan Hedberg | f0eeea8 | 2012-02-19 12:58:54 +0200 | [diff] [blame] | 4493 | u8 status; |
Antti Julku | 7fbec22 | 2011-06-15 12:01:15 +0300 | [diff] [blame] | 4494 | int err; |
| 4495 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 4496 | BT_DBG("%s", hdev->name); |
Antti Julku | 7fbec22 | 2011-06-15 12:01:15 +0300 | [diff] [blame] | 4497 | |
Johan Hedberg | 4ee71b2 | 2013-01-20 14:27:19 +0200 | [diff] [blame] | 4498 | if (!bdaddr_type_is_valid(cp->addr.type)) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4499 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, |
| 4500 | MGMT_STATUS_INVALID_PARAMS, |
| 4501 | &cp->addr, sizeof(cp->addr)); |
Johan Hedberg | 4ee71b2 | 2013-01-20 14:27:19 +0200 | [diff] [blame] | 4502 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 4503 | hci_dev_lock(hdev); |
Antti Julku | 5e76244 | 2011-08-25 16:48:02 +0300 | [diff] [blame] | 4504 | |
Johan Hedberg | dcc36c1 | 2014-07-09 12:59:13 +0300 | [diff] [blame] | 4505 | err = hci_bdaddr_list_del(&hdev->blacklist, &cp->addr.bdaddr, |
| 4506 | cp->addr.type); |
Johan Hedberg | 2a8357f | 2014-07-01 22:09:47 +0300 | [diff] [blame] | 4507 | if (err < 0) { |
Johan Hedberg | f0eeea8 | 2012-02-19 12:58:54 +0200 | [diff] [blame] | 4508 | status = MGMT_STATUS_INVALID_PARAMS; |
Johan Hedberg | 2a8357f | 2014-07-01 22:09:47 +0300 | [diff] [blame] | 4509 | goto done; |
| 4510 | } |
Johan Hedberg | f0eeea8 | 2012-02-19 12:58:54 +0200 | [diff] [blame] | 4511 | |
Johan Hedberg | 2a8357f | 2014-07-01 22:09:47 +0300 | [diff] [blame] | 4512 | mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &cp->addr, sizeof(cp->addr), |
| 4513 | sk); |
| 4514 | status = MGMT_STATUS_SUCCESS; |
| 4515 | |
| 4516 | done: |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4517 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, |
| 4518 | &cp->addr, sizeof(cp->addr)); |
Antti Julku | 5e76244 | 2011-08-25 16:48:02 +0300 | [diff] [blame] | 4519 | |
Gustavo F. Padovan | 09fd0de | 2011-06-17 13:03:21 -0300 | [diff] [blame] | 4520 | hci_dev_unlock(hdev); |
Antti Julku | 7fbec22 | 2011-06-15 12:01:15 +0300 | [diff] [blame] | 4521 | |
| 4522 | return err; |
| 4523 | } |
| 4524 | |
Marcel Holtmann | cdbaccc | 2012-03-11 20:00:29 -0700 | [diff] [blame] | 4525 | static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data, |
| 4526 | u16 len) |
| 4527 | { |
| 4528 | struct mgmt_cp_set_device_id *cp = data; |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 4529 | struct hci_request req; |
Marcel Holtmann | cdbaccc | 2012-03-11 20:00:29 -0700 | [diff] [blame] | 4530 | int err; |
Szymon Janc | c72d4b8 | 2012-03-16 16:02:57 +0100 | [diff] [blame] | 4531 | __u16 source; |
Marcel Holtmann | cdbaccc | 2012-03-11 20:00:29 -0700 | [diff] [blame] | 4532 | |
| 4533 | BT_DBG("%s", hdev->name); |
| 4534 | |
Szymon Janc | c72d4b8 | 2012-03-16 16:02:57 +0100 | [diff] [blame] | 4535 | source = __le16_to_cpu(cp->source); |
| 4536 | |
| 4537 | if (source > 0x0002) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4538 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, |
| 4539 | MGMT_STATUS_INVALID_PARAMS); |
Szymon Janc | c72d4b8 | 2012-03-16 16:02:57 +0100 | [diff] [blame] | 4540 | |
Marcel Holtmann | cdbaccc | 2012-03-11 20:00:29 -0700 | [diff] [blame] | 4541 | hci_dev_lock(hdev); |
| 4542 | |
Szymon Janc | c72d4b8 | 2012-03-16 16:02:57 +0100 | [diff] [blame] | 4543 | hdev->devid_source = source; |
Marcel Holtmann | cdbaccc | 2012-03-11 20:00:29 -0700 | [diff] [blame] | 4544 | hdev->devid_vendor = __le16_to_cpu(cp->vendor); |
| 4545 | hdev->devid_product = __le16_to_cpu(cp->product); |
| 4546 | hdev->devid_version = __le16_to_cpu(cp->version); |
| 4547 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4548 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, |
| 4549 | NULL, 0); |
Marcel Holtmann | cdbaccc | 2012-03-11 20:00:29 -0700 | [diff] [blame] | 4550 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 4551 | hci_req_init(&req, hdev); |
| 4552 | update_eir(&req); |
| 4553 | hci_req_run(&req, NULL); |
Marcel Holtmann | cdbaccc | 2012-03-11 20:00:29 -0700 | [diff] [blame] | 4554 | |
| 4555 | hci_dev_unlock(hdev); |
| 4556 | |
| 4557 | return err; |
| 4558 | } |
| 4559 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 4560 | static void set_advertising_complete(struct hci_dev *hdev, u8 status, |
| 4561 | u16 opcode) |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4562 | { |
| 4563 | struct cmd_lookup match = { NULL, hdev }; |
| 4564 | |
Jaganath Kanakkassery | 3ad6758 | 2014-12-11 11:43:12 +0530 | [diff] [blame] | 4565 | hci_dev_lock(hdev); |
| 4566 | |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4567 | if (status) { |
| 4568 | u8 mgmt_err = mgmt_status(status); |
| 4569 | |
| 4570 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, |
| 4571 | cmd_status_rsp, &mgmt_err); |
Jaganath Kanakkassery | 3ad6758 | 2014-12-11 11:43:12 +0530 | [diff] [blame] | 4572 | goto unlock; |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4573 | } |
| 4574 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 4575 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 4576 | hci_dev_set_flag(hdev, HCI_ADVERTISING); |
Johan Hedberg | c93bd15 | 2014-07-08 15:07:48 +0300 | [diff] [blame] | 4577 | else |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 4578 | hci_dev_clear_flag(hdev, HCI_ADVERTISING); |
Johan Hedberg | c93bd15 | 2014-07-08 15:07:48 +0300 | [diff] [blame] | 4579 | |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4580 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp, |
| 4581 | &match); |
| 4582 | |
| 4583 | new_settings(hdev, match.sk); |
| 4584 | |
| 4585 | if (match.sk) |
| 4586 | sock_put(match.sk); |
Jaganath Kanakkassery | 3ad6758 | 2014-12-11 11:43:12 +0530 | [diff] [blame] | 4587 | |
| 4588 | unlock: |
| 4589 | hci_dev_unlock(hdev); |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4590 | } |
| 4591 | |
Marcel Holtmann | 21b5187 | 2013-10-10 09:47:53 -0700 | [diff] [blame] | 4592 | static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, |
| 4593 | u16 len) |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4594 | { |
| 4595 | struct mgmt_mode *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 4596 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4597 | struct hci_request req; |
Marcel Holtmann | cc91cb0 | 2015-03-12 22:30:58 -0700 | [diff] [blame] | 4598 | u8 val, status; |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4599 | int err; |
| 4600 | |
| 4601 | BT_DBG("request for %s", hdev->name); |
| 4602 | |
Johan Hedberg | e6fe798 | 2013-10-02 15:45:22 +0300 | [diff] [blame] | 4603 | status = mgmt_le_support(hdev); |
| 4604 | if (status) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4605 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
| 4606 | status); |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4607 | |
Marcel Holtmann | cc91cb0 | 2015-03-12 22:30:58 -0700 | [diff] [blame] | 4608 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4609 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
| 4610 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4611 | |
| 4612 | hci_dev_lock(hdev); |
| 4613 | |
| 4614 | val = !!cp->val; |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4615 | |
Johan Hedberg | f74ca9b | 2013-10-08 15:52:18 +0200 | [diff] [blame] | 4616 | /* The following conditions are ones which mean that we should |
| 4617 | * not do any HCI communication but directly send a mgmt |
| 4618 | * response to user space (after toggling the flag if |
| 4619 | * necessary). |
| 4620 | */ |
Marcel Holtmann | cc91cb0 | 2015-03-12 22:30:58 -0700 | [diff] [blame] | 4621 | if (!hdev_is_powered(hdev) || |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 4622 | (val == hci_dev_test_flag(hdev, HCI_ADVERTISING) && |
| 4623 | (cp->val == 0x02) == hci_dev_test_flag(hdev, HCI_ADVERTISING_CONNECTABLE)) || |
Johan Hedberg | e8bb6b9 | 2014-07-08 15:07:53 +0300 | [diff] [blame] | 4624 | hci_conn_num(hdev, LE_LINK) > 0 || |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 4625 | (hci_dev_test_flag(hdev, HCI_LE_SCAN) && |
Johan Hedberg | e8bb6b9 | 2014-07-08 15:07:53 +0300 | [diff] [blame] | 4626 | hdev->le_scan_type == LE_SCAN_ACTIVE)) { |
Marcel Holtmann | cc91cb0 | 2015-03-12 22:30:58 -0700 | [diff] [blame] | 4627 | bool changed; |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4628 | |
Marcel Holtmann | cc91cb0 | 2015-03-12 22:30:58 -0700 | [diff] [blame] | 4629 | if (cp->val) { |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 4630 | changed = !hci_dev_test_and_set_flag(hdev, HCI_ADVERTISING); |
Marcel Holtmann | cc91cb0 | 2015-03-12 22:30:58 -0700 | [diff] [blame] | 4631 | if (cp->val == 0x02) |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 4632 | hci_dev_set_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
Marcel Holtmann | cc91cb0 | 2015-03-12 22:30:58 -0700 | [diff] [blame] | 4633 | else |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 4634 | hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
Marcel Holtmann | cc91cb0 | 2015-03-12 22:30:58 -0700 | [diff] [blame] | 4635 | } else { |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 4636 | changed = hci_dev_test_and_clear_flag(hdev, HCI_ADVERTISING); |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 4637 | hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4638 | } |
| 4639 | |
| 4640 | err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev); |
| 4641 | if (err < 0) |
| 4642 | goto unlock; |
| 4643 | |
| 4644 | if (changed) |
| 4645 | err = new_settings(hdev, sk); |
| 4646 | |
| 4647 | goto unlock; |
| 4648 | } |
| 4649 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 4650 | if (pending_find(MGMT_OP_SET_ADVERTISING, hdev) || |
| 4651 | pending_find(MGMT_OP_SET_LE, hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4652 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
| 4653 | MGMT_STATUS_BUSY); |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4654 | goto unlock; |
| 4655 | } |
| 4656 | |
| 4657 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len); |
| 4658 | if (!cmd) { |
| 4659 | err = -ENOMEM; |
| 4660 | goto unlock; |
| 4661 | } |
| 4662 | |
| 4663 | hci_req_init(&req, hdev); |
| 4664 | |
Marcel Holtmann | cc91cb0 | 2015-03-12 22:30:58 -0700 | [diff] [blame] | 4665 | if (cp->val == 0x02) |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 4666 | hci_dev_set_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
Marcel Holtmann | cc91cb0 | 2015-03-12 22:30:58 -0700 | [diff] [blame] | 4667 | else |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 4668 | hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
Marcel Holtmann | cc91cb0 | 2015-03-12 22:30:58 -0700 | [diff] [blame] | 4669 | |
Marcel Holtmann | bba3aa5 | 2013-10-06 02:55:21 -0700 | [diff] [blame] | 4670 | if (val) |
| 4671 | enable_advertising(&req); |
| 4672 | else |
| 4673 | disable_advertising(&req); |
Johan Hedberg | 4375f10 | 2013-09-25 13:26:10 +0300 | [diff] [blame] | 4674 | |
| 4675 | err = hci_req_run(&req, set_advertising_complete); |
| 4676 | if (err < 0) |
| 4677 | mgmt_pending_remove(cmd); |
| 4678 | |
| 4679 | unlock: |
| 4680 | hci_dev_unlock(hdev); |
| 4681 | return err; |
| 4682 | } |
| 4683 | |
Marcel Holtmann | d13eafc | 2013-10-02 04:41:30 -0700 | [diff] [blame] | 4684 | static int set_static_address(struct sock *sk, struct hci_dev *hdev, |
| 4685 | void *data, u16 len) |
| 4686 | { |
| 4687 | struct mgmt_cp_set_static_address *cp = data; |
| 4688 | int err; |
| 4689 | |
| 4690 | BT_DBG("%s", hdev->name); |
| 4691 | |
Marcel Holtmann | 62af444 | 2013-10-02 22:10:32 -0700 | [diff] [blame] | 4692 | if (!lmp_le_capable(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4693 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
| 4694 | MGMT_STATUS_NOT_SUPPORTED); |
Marcel Holtmann | d13eafc | 2013-10-02 04:41:30 -0700 | [diff] [blame] | 4695 | |
| 4696 | if (hdev_is_powered(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4697 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
| 4698 | MGMT_STATUS_REJECTED); |
Marcel Holtmann | d13eafc | 2013-10-02 04:41:30 -0700 | [diff] [blame] | 4699 | |
| 4700 | if (bacmp(&cp->bdaddr, BDADDR_ANY)) { |
| 4701 | if (!bacmp(&cp->bdaddr, BDADDR_NONE)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4702 | return mgmt_cmd_status(sk, hdev->id, |
| 4703 | MGMT_OP_SET_STATIC_ADDRESS, |
| 4704 | MGMT_STATUS_INVALID_PARAMS); |
Marcel Holtmann | d13eafc | 2013-10-02 04:41:30 -0700 | [diff] [blame] | 4705 | |
| 4706 | /* Two most significant bits shall be set */ |
| 4707 | if ((cp->bdaddr.b[5] & 0xc0) != 0xc0) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4708 | return mgmt_cmd_status(sk, hdev->id, |
| 4709 | MGMT_OP_SET_STATIC_ADDRESS, |
| 4710 | MGMT_STATUS_INVALID_PARAMS); |
Marcel Holtmann | d13eafc | 2013-10-02 04:41:30 -0700 | [diff] [blame] | 4711 | } |
| 4712 | |
| 4713 | hci_dev_lock(hdev); |
| 4714 | |
| 4715 | bacpy(&hdev->static_addr, &cp->bdaddr); |
| 4716 | |
Marcel Holtmann | 93690c2 | 2015-03-06 10:11:21 -0800 | [diff] [blame] | 4717 | err = send_settings_rsp(sk, MGMT_OP_SET_STATIC_ADDRESS, hdev); |
| 4718 | if (err < 0) |
| 4719 | goto unlock; |
Marcel Holtmann | d13eafc | 2013-10-02 04:41:30 -0700 | [diff] [blame] | 4720 | |
Marcel Holtmann | 93690c2 | 2015-03-06 10:11:21 -0800 | [diff] [blame] | 4721 | err = new_settings(hdev, sk); |
| 4722 | |
| 4723 | unlock: |
Marcel Holtmann | d13eafc | 2013-10-02 04:41:30 -0700 | [diff] [blame] | 4724 | hci_dev_unlock(hdev); |
Marcel Holtmann | d13eafc | 2013-10-02 04:41:30 -0700 | [diff] [blame] | 4725 | return err; |
| 4726 | } |
| 4727 | |
Marcel Holtmann | 14b49b9 | 2013-10-11 08:23:20 -0700 | [diff] [blame] | 4728 | static int set_scan_params(struct sock *sk, struct hci_dev *hdev, |
| 4729 | void *data, u16 len) |
| 4730 | { |
| 4731 | struct mgmt_cp_set_scan_params *cp = data; |
| 4732 | __u16 interval, window; |
| 4733 | int err; |
| 4734 | |
| 4735 | BT_DBG("%s", hdev->name); |
| 4736 | |
| 4737 | if (!lmp_le_capable(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4738 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
| 4739 | MGMT_STATUS_NOT_SUPPORTED); |
Marcel Holtmann | 14b49b9 | 2013-10-11 08:23:20 -0700 | [diff] [blame] | 4740 | |
| 4741 | interval = __le16_to_cpu(cp->interval); |
| 4742 | |
| 4743 | if (interval < 0x0004 || interval > 0x4000) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4744 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
| 4745 | MGMT_STATUS_INVALID_PARAMS); |
Marcel Holtmann | 14b49b9 | 2013-10-11 08:23:20 -0700 | [diff] [blame] | 4746 | |
| 4747 | window = __le16_to_cpu(cp->window); |
| 4748 | |
| 4749 | if (window < 0x0004 || window > 0x4000) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4750 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
| 4751 | MGMT_STATUS_INVALID_PARAMS); |
Marcel Holtmann | 14b49b9 | 2013-10-11 08:23:20 -0700 | [diff] [blame] | 4752 | |
Marcel Holtmann | 899e107 | 2013-10-14 09:55:32 -0700 | [diff] [blame] | 4753 | if (window > interval) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4754 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
| 4755 | MGMT_STATUS_INVALID_PARAMS); |
Marcel Holtmann | 899e107 | 2013-10-14 09:55:32 -0700 | [diff] [blame] | 4756 | |
Marcel Holtmann | 14b49b9 | 2013-10-11 08:23:20 -0700 | [diff] [blame] | 4757 | hci_dev_lock(hdev); |
| 4758 | |
| 4759 | hdev->le_scan_interval = interval; |
| 4760 | hdev->le_scan_window = window; |
| 4761 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 4762 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0, |
| 4763 | NULL, 0); |
Marcel Holtmann | 14b49b9 | 2013-10-11 08:23:20 -0700 | [diff] [blame] | 4764 | |
Andre Guedes | dd2ef8e | 2014-02-26 20:21:56 -0300 | [diff] [blame] | 4765 | /* If background scan is running, restart it so new parameters are |
| 4766 | * loaded. |
| 4767 | */ |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 4768 | if (hci_dev_test_flag(hdev, HCI_LE_SCAN) && |
Andre Guedes | dd2ef8e | 2014-02-26 20:21:56 -0300 | [diff] [blame] | 4769 | hdev->discovery.state == DISCOVERY_STOPPED) { |
| 4770 | struct hci_request req; |
| 4771 | |
| 4772 | hci_req_init(&req, hdev); |
| 4773 | |
| 4774 | hci_req_add_le_scan_disable(&req); |
| 4775 | hci_req_add_le_passive_scan(&req); |
| 4776 | |
| 4777 | hci_req_run(&req, NULL); |
| 4778 | } |
| 4779 | |
Marcel Holtmann | 14b49b9 | 2013-10-11 08:23:20 -0700 | [diff] [blame] | 4780 | hci_dev_unlock(hdev); |
| 4781 | |
| 4782 | return err; |
| 4783 | } |
| 4784 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 4785 | static void fast_connectable_complete(struct hci_dev *hdev, u8 status, |
| 4786 | u16 opcode) |
Johan Hedberg | 33e38b3 | 2013-03-15 17:07:05 -0500 | [diff] [blame] | 4787 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 4788 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 33e38b3 | 2013-03-15 17:07:05 -0500 | [diff] [blame] | 4789 | |
| 4790 | BT_DBG("status 0x%02x", status); |
| 4791 | |
| 4792 | hci_dev_lock(hdev); |
| 4793 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 4794 | cmd = pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
Johan Hedberg | 33e38b3 | 2013-03-15 17:07:05 -0500 | [diff] [blame] | 4795 | if (!cmd) |
| 4796 | goto unlock; |
| 4797 | |
| 4798 | if (status) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4799 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
| 4800 | mgmt_status(status)); |
Johan Hedberg | 33e38b3 | 2013-03-15 17:07:05 -0500 | [diff] [blame] | 4801 | } else { |
Johan Hedberg | 1a4d3c4 | 2013-03-15 17:07:08 -0500 | [diff] [blame] | 4802 | struct mgmt_mode *cp = cmd->param; |
| 4803 | |
| 4804 | if (cp->val) |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 4805 | hci_dev_set_flag(hdev, HCI_FAST_CONNECTABLE); |
Johan Hedberg | 1a4d3c4 | 2013-03-15 17:07:08 -0500 | [diff] [blame] | 4806 | else |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 4807 | hci_dev_clear_flag(hdev, HCI_FAST_CONNECTABLE); |
Johan Hedberg | 1a4d3c4 | 2013-03-15 17:07:08 -0500 | [diff] [blame] | 4808 | |
Johan Hedberg | 33e38b3 | 2013-03-15 17:07:05 -0500 | [diff] [blame] | 4809 | send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
| 4810 | new_settings(hdev, cmd->sk); |
| 4811 | } |
| 4812 | |
| 4813 | mgmt_pending_remove(cmd); |
| 4814 | |
| 4815 | unlock: |
| 4816 | hci_dev_unlock(hdev); |
| 4817 | } |
| 4818 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 4819 | static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 4820 | void *data, u16 len) |
Antti Julku | f6422ec | 2011-06-22 13:11:56 +0300 | [diff] [blame] | 4821 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 4822 | struct mgmt_mode *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 4823 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 33e38b3 | 2013-03-15 17:07:05 -0500 | [diff] [blame] | 4824 | struct hci_request req; |
Antti Julku | f6422ec | 2011-06-22 13:11:56 +0300 | [diff] [blame] | 4825 | int err; |
| 4826 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 4827 | BT_DBG("%s", hdev->name); |
Antti Julku | f6422ec | 2011-06-22 13:11:56 +0300 | [diff] [blame] | 4828 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 4829 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) || |
Johan Hedberg | 56f8790 | 2013-10-02 13:43:13 +0300 | [diff] [blame] | 4830 | hdev->hci_ver < BLUETOOTH_VER_1_2) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4831 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
| 4832 | MGMT_STATUS_NOT_SUPPORTED); |
Johan Hedberg | 33c525c | 2012-10-24 21:11:58 +0300 | [diff] [blame] | 4833 | |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 4834 | if (cp->val != 0x00 && cp->val != 0x01) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4835 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
| 4836 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | a7e80f2 | 2013-01-09 16:05:19 +0200 | [diff] [blame] | 4837 | |
Antti Julku | f6422ec | 2011-06-22 13:11:56 +0300 | [diff] [blame] | 4838 | hci_dev_lock(hdev); |
| 4839 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 4840 | if (pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4841 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
| 4842 | MGMT_STATUS_BUSY); |
Johan Hedberg | 05cbf29 | 2013-03-15 17:07:07 -0500 | [diff] [blame] | 4843 | goto unlock; |
| 4844 | } |
| 4845 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 4846 | if (!!cp->val == hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE)) { |
Johan Hedberg | 1a4d3c4 | 2013-03-15 17:07:08 -0500 | [diff] [blame] | 4847 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, |
| 4848 | hdev); |
| 4849 | goto unlock; |
| 4850 | } |
| 4851 | |
Johan Hedberg | 406ef2a | 2015-03-10 20:14:27 +0200 | [diff] [blame] | 4852 | if (!hdev_is_powered(hdev)) { |
Marcel Holtmann | ce05d60 | 2015-03-13 02:11:03 -0700 | [diff] [blame] | 4853 | hci_dev_change_flag(hdev, HCI_FAST_CONNECTABLE); |
Johan Hedberg | 406ef2a | 2015-03-10 20:14:27 +0200 | [diff] [blame] | 4854 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, |
| 4855 | hdev); |
| 4856 | new_settings(hdev, sk); |
| 4857 | goto unlock; |
| 4858 | } |
| 4859 | |
Johan Hedberg | 33e38b3 | 2013-03-15 17:07:05 -0500 | [diff] [blame] | 4860 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, |
| 4861 | data, len); |
| 4862 | if (!cmd) { |
| 4863 | err = -ENOMEM; |
| 4864 | goto unlock; |
| 4865 | } |
| 4866 | |
| 4867 | hci_req_init(&req, hdev); |
| 4868 | |
Johan Hedberg | 406d780 | 2013-03-15 17:07:09 -0500 | [diff] [blame] | 4869 | write_fast_connectable(&req, cp->val); |
Johan Hedberg | 33e38b3 | 2013-03-15 17:07:05 -0500 | [diff] [blame] | 4870 | |
| 4871 | err = hci_req_run(&req, fast_connectable_complete); |
Antti Julku | f6422ec | 2011-06-22 13:11:56 +0300 | [diff] [blame] | 4872 | if (err < 0) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4873 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
| 4874 | MGMT_STATUS_FAILED); |
Johan Hedberg | 33e38b3 | 2013-03-15 17:07:05 -0500 | [diff] [blame] | 4875 | mgmt_pending_remove(cmd); |
Antti Julku | f6422ec | 2011-06-22 13:11:56 +0300 | [diff] [blame] | 4876 | } |
| 4877 | |
Johan Hedberg | 33e38b3 | 2013-03-15 17:07:05 -0500 | [diff] [blame] | 4878 | unlock: |
Antti Julku | f6422ec | 2011-06-22 13:11:56 +0300 | [diff] [blame] | 4879 | hci_dev_unlock(hdev); |
Johan Hedberg | 33e38b3 | 2013-03-15 17:07:05 -0500 | [diff] [blame] | 4880 | |
Antti Julku | f6422ec | 2011-06-22 13:11:56 +0300 | [diff] [blame] | 4881 | return err; |
| 4882 | } |
| 4883 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 4884 | static void set_bredr_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4885 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 4886 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4887 | |
| 4888 | BT_DBG("status 0x%02x", status); |
| 4889 | |
| 4890 | hci_dev_lock(hdev); |
| 4891 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 4892 | cmd = pending_find(MGMT_OP_SET_BREDR, hdev); |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4893 | if (!cmd) |
| 4894 | goto unlock; |
| 4895 | |
| 4896 | if (status) { |
| 4897 | u8 mgmt_err = mgmt_status(status); |
| 4898 | |
| 4899 | /* We need to restore the flag if related HCI commands |
| 4900 | * failed. |
| 4901 | */ |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 4902 | hci_dev_clear_flag(hdev, HCI_BREDR_ENABLED); |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4903 | |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4904 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4905 | } else { |
| 4906 | send_settings_rsp(cmd->sk, MGMT_OP_SET_BREDR, hdev); |
| 4907 | new_settings(hdev, cmd->sk); |
| 4908 | } |
| 4909 | |
| 4910 | mgmt_pending_remove(cmd); |
| 4911 | |
| 4912 | unlock: |
| 4913 | hci_dev_unlock(hdev); |
| 4914 | } |
| 4915 | |
| 4916 | static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
| 4917 | { |
| 4918 | struct mgmt_mode *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 4919 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4920 | struct hci_request req; |
| 4921 | int err; |
| 4922 | |
| 4923 | BT_DBG("request for %s", hdev->name); |
| 4924 | |
| 4925 | if (!lmp_bredr_capable(hdev) || !lmp_le_capable(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4926 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
| 4927 | MGMT_STATUS_NOT_SUPPORTED); |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4928 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 4929 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4930 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
| 4931 | MGMT_STATUS_REJECTED); |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4932 | |
| 4933 | if (cp->val != 0x00 && cp->val != 0x01) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4934 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
| 4935 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4936 | |
| 4937 | hci_dev_lock(hdev); |
| 4938 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 4939 | if (cp->val == hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4940 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); |
| 4941 | goto unlock; |
| 4942 | } |
| 4943 | |
| 4944 | if (!hdev_is_powered(hdev)) { |
| 4945 | if (!cp->val) { |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 4946 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); |
| 4947 | hci_dev_clear_flag(hdev, HCI_SSP_ENABLED); |
| 4948 | hci_dev_clear_flag(hdev, HCI_LINK_SECURITY); |
| 4949 | hci_dev_clear_flag(hdev, HCI_FAST_CONNECTABLE); |
| 4950 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4951 | } |
| 4952 | |
Marcel Holtmann | ce05d60 | 2015-03-13 02:11:03 -0700 | [diff] [blame] | 4953 | hci_dev_change_flag(hdev, HCI_BREDR_ENABLED); |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4954 | |
| 4955 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); |
| 4956 | if (err < 0) |
| 4957 | goto unlock; |
| 4958 | |
| 4959 | err = new_settings(hdev, sk); |
| 4960 | goto unlock; |
| 4961 | } |
| 4962 | |
| 4963 | /* Reject disabling when powered on */ |
| 4964 | if (!cp->val) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4965 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
| 4966 | MGMT_STATUS_REJECTED); |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4967 | goto unlock; |
Marcel Holtmann | 111e4bc | 2015-01-14 14:40:42 -0800 | [diff] [blame] | 4968 | } else { |
| 4969 | /* When configuring a dual-mode controller to operate |
| 4970 | * with LE only and using a static address, then switching |
| 4971 | * BR/EDR back on is not allowed. |
| 4972 | * |
| 4973 | * Dual-mode controllers shall operate with the public |
| 4974 | * address as its identity address for BR/EDR and LE. So |
| 4975 | * reject the attempt to create an invalid configuration. |
Marcel Holtmann | 3a5486e | 2015-01-22 11:15:21 -0800 | [diff] [blame] | 4976 | * |
| 4977 | * The same restrictions applies when secure connections |
| 4978 | * has been enabled. For BR/EDR this is a controller feature |
| 4979 | * while for LE it is a host stack feature. This means that |
| 4980 | * switching BR/EDR back on when secure connections has been |
| 4981 | * enabled is not a supported transaction. |
Marcel Holtmann | 111e4bc | 2015-01-14 14:40:42 -0800 | [diff] [blame] | 4982 | */ |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 4983 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && |
Marcel Holtmann | 3a5486e | 2015-01-22 11:15:21 -0800 | [diff] [blame] | 4984 | (bacmp(&hdev->static_addr, BDADDR_ANY) || |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 4985 | hci_dev_test_flag(hdev, HCI_SC_ENABLED))) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4986 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
| 4987 | MGMT_STATUS_REJECTED); |
Marcel Holtmann | 111e4bc | 2015-01-14 14:40:42 -0800 | [diff] [blame] | 4988 | goto unlock; |
| 4989 | } |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4990 | } |
| 4991 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 4992 | if (pending_find(MGMT_OP_SET_BREDR, hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 4993 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
| 4994 | MGMT_STATUS_BUSY); |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 4995 | goto unlock; |
| 4996 | } |
| 4997 | |
| 4998 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_BREDR, hdev, data, len); |
| 4999 | if (!cmd) { |
| 5000 | err = -ENOMEM; |
| 5001 | goto unlock; |
| 5002 | } |
| 5003 | |
Marcel Holtmann | 5947f4b | 2013-10-16 00:16:50 -0700 | [diff] [blame] | 5004 | /* We need to flip the bit already here so that update_adv_data |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 5005 | * generates the correct flags. |
| 5006 | */ |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 5007 | hci_dev_set_flag(hdev, HCI_BREDR_ENABLED); |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 5008 | |
| 5009 | hci_req_init(&req, hdev); |
Johan Hedberg | aa8af46 | 2013-10-14 21:15:26 +0300 | [diff] [blame] | 5010 | |
Johan Hedberg | 432df05 | 2014-08-01 11:13:31 +0300 | [diff] [blame] | 5011 | write_fast_connectable(&req, false); |
Johan Hedberg | 1d2dc5b | 2014-12-19 13:40:19 +0200 | [diff] [blame] | 5012 | __hci_update_page_scan(&req); |
Johan Hedberg | aa8af46 | 2013-10-14 21:15:26 +0300 | [diff] [blame] | 5013 | |
Marcel Holtmann | f14d8f6 | 2013-10-16 00:16:48 -0700 | [diff] [blame] | 5014 | /* Since only the advertising data flags will change, there |
| 5015 | * is no need to update the scan response data. |
| 5016 | */ |
Marcel Holtmann | 5947f4b | 2013-10-16 00:16:50 -0700 | [diff] [blame] | 5017 | update_adv_data(&req); |
Johan Hedberg | aa8af46 | 2013-10-14 21:15:26 +0300 | [diff] [blame] | 5018 | |
Johan Hedberg | 0663ca2 | 2013-10-02 13:43:14 +0300 | [diff] [blame] | 5019 | err = hci_req_run(&req, set_bredr_complete); |
| 5020 | if (err < 0) |
| 5021 | mgmt_pending_remove(cmd); |
| 5022 | |
| 5023 | unlock: |
| 5024 | hci_dev_unlock(hdev); |
| 5025 | return err; |
| 5026 | } |
| 5027 | |
Johan Hedberg | a1443f5 | 2015-01-23 15:42:46 +0200 | [diff] [blame] | 5028 | static void sc_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
| 5029 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 5030 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | a1443f5 | 2015-01-23 15:42:46 +0200 | [diff] [blame] | 5031 | struct mgmt_mode *cp; |
| 5032 | |
| 5033 | BT_DBG("%s status %u", hdev->name, status); |
| 5034 | |
| 5035 | hci_dev_lock(hdev); |
| 5036 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 5037 | cmd = pending_find(MGMT_OP_SET_SECURE_CONN, hdev); |
Johan Hedberg | a1443f5 | 2015-01-23 15:42:46 +0200 | [diff] [blame] | 5038 | if (!cmd) |
| 5039 | goto unlock; |
| 5040 | |
| 5041 | if (status) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5042 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, |
| 5043 | mgmt_status(status)); |
Johan Hedberg | a1443f5 | 2015-01-23 15:42:46 +0200 | [diff] [blame] | 5044 | goto remove; |
| 5045 | } |
| 5046 | |
| 5047 | cp = cmd->param; |
| 5048 | |
| 5049 | switch (cp->val) { |
| 5050 | case 0x00: |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 5051 | hci_dev_clear_flag(hdev, HCI_SC_ENABLED); |
| 5052 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); |
Johan Hedberg | a1443f5 | 2015-01-23 15:42:46 +0200 | [diff] [blame] | 5053 | break; |
| 5054 | case 0x01: |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 5055 | hci_dev_set_flag(hdev, HCI_SC_ENABLED); |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 5056 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); |
Johan Hedberg | a1443f5 | 2015-01-23 15:42:46 +0200 | [diff] [blame] | 5057 | break; |
| 5058 | case 0x02: |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 5059 | hci_dev_set_flag(hdev, HCI_SC_ENABLED); |
| 5060 | hci_dev_set_flag(hdev, HCI_SC_ONLY); |
Johan Hedberg | a1443f5 | 2015-01-23 15:42:46 +0200 | [diff] [blame] | 5061 | break; |
| 5062 | } |
| 5063 | |
| 5064 | send_settings_rsp(cmd->sk, MGMT_OP_SET_SECURE_CONN, hdev); |
| 5065 | new_settings(hdev, cmd->sk); |
| 5066 | |
| 5067 | remove: |
| 5068 | mgmt_pending_remove(cmd); |
| 5069 | unlock: |
| 5070 | hci_dev_unlock(hdev); |
| 5071 | } |
| 5072 | |
Marcel Holtmann | eac83dc | 2014-01-10 02:07:23 -0800 | [diff] [blame] | 5073 | static int set_secure_conn(struct sock *sk, struct hci_dev *hdev, |
| 5074 | void *data, u16 len) |
| 5075 | { |
| 5076 | struct mgmt_mode *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 5077 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | a1443f5 | 2015-01-23 15:42:46 +0200 | [diff] [blame] | 5078 | struct hci_request req; |
Johan Hedberg | a320969 | 2014-05-26 11:23:35 +0300 | [diff] [blame] | 5079 | u8 val; |
Marcel Holtmann | eac83dc | 2014-01-10 02:07:23 -0800 | [diff] [blame] | 5080 | int err; |
| 5081 | |
| 5082 | BT_DBG("request for %s", hdev->name); |
| 5083 | |
Marcel Holtmann | 05b3c3e | 2014-12-31 14:43:18 -0800 | [diff] [blame] | 5084 | if (!lmp_sc_capable(hdev) && |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 5085 | !hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5086 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
| 5087 | MGMT_STATUS_NOT_SUPPORTED); |
Marcel Holtmann | eac83dc | 2014-01-10 02:07:23 -0800 | [diff] [blame] | 5088 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 5089 | if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && |
Johan Hedberg | 5920028 | 2015-01-28 19:56:00 +0200 | [diff] [blame] | 5090 | lmp_sc_capable(hdev) && |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 5091 | !hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5092 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
| 5093 | MGMT_STATUS_REJECTED); |
Marcel Holtmann | ed93ec6 | 2015-01-22 11:15:22 -0800 | [diff] [blame] | 5094 | |
Marcel Holtmann | 0ab04a9 | 2014-02-01 09:19:57 -0800 | [diff] [blame] | 5095 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5096 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
Marcel Holtmann | eac83dc | 2014-01-10 02:07:23 -0800 | [diff] [blame] | 5097 | MGMT_STATUS_INVALID_PARAMS); |
| 5098 | |
| 5099 | hci_dev_lock(hdev); |
| 5100 | |
Marcel Holtmann | 05b3c3e | 2014-12-31 14:43:18 -0800 | [diff] [blame] | 5101 | if (!hdev_is_powered(hdev) || !lmp_sc_capable(hdev) || |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 5102 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { |
Marcel Holtmann | eac83dc | 2014-01-10 02:07:23 -0800 | [diff] [blame] | 5103 | bool changed; |
| 5104 | |
Marcel Holtmann | 0ab04a9 | 2014-02-01 09:19:57 -0800 | [diff] [blame] | 5105 | if (cp->val) { |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 5106 | changed = !hci_dev_test_and_set_flag(hdev, |
| 5107 | HCI_SC_ENABLED); |
Marcel Holtmann | 0ab04a9 | 2014-02-01 09:19:57 -0800 | [diff] [blame] | 5108 | if (cp->val == 0x02) |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 5109 | hci_dev_set_flag(hdev, HCI_SC_ONLY); |
Marcel Holtmann | 0ab04a9 | 2014-02-01 09:19:57 -0800 | [diff] [blame] | 5110 | else |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 5111 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); |
Marcel Holtmann | 0ab04a9 | 2014-02-01 09:19:57 -0800 | [diff] [blame] | 5112 | } else { |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 5113 | changed = hci_dev_test_and_clear_flag(hdev, |
| 5114 | HCI_SC_ENABLED); |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 5115 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); |
Marcel Holtmann | 0ab04a9 | 2014-02-01 09:19:57 -0800 | [diff] [blame] | 5116 | } |
Marcel Holtmann | eac83dc | 2014-01-10 02:07:23 -0800 | [diff] [blame] | 5117 | |
| 5118 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); |
| 5119 | if (err < 0) |
| 5120 | goto failed; |
| 5121 | |
| 5122 | if (changed) |
| 5123 | err = new_settings(hdev, sk); |
| 5124 | |
| 5125 | goto failed; |
| 5126 | } |
| 5127 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 5128 | if (pending_find(MGMT_OP_SET_SECURE_CONN, hdev)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5129 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
| 5130 | MGMT_STATUS_BUSY); |
Marcel Holtmann | eac83dc | 2014-01-10 02:07:23 -0800 | [diff] [blame] | 5131 | goto failed; |
| 5132 | } |
| 5133 | |
Marcel Holtmann | 0ab04a9 | 2014-02-01 09:19:57 -0800 | [diff] [blame] | 5134 | val = !!cp->val; |
| 5135 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 5136 | if (val == hci_dev_test_flag(hdev, HCI_SC_ENABLED) && |
| 5137 | (cp->val == 0x02) == hci_dev_test_flag(hdev, HCI_SC_ONLY)) { |
Marcel Holtmann | eac83dc | 2014-01-10 02:07:23 -0800 | [diff] [blame] | 5138 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); |
| 5139 | goto failed; |
| 5140 | } |
| 5141 | |
| 5142 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SECURE_CONN, hdev, data, len); |
| 5143 | if (!cmd) { |
| 5144 | err = -ENOMEM; |
| 5145 | goto failed; |
| 5146 | } |
| 5147 | |
Johan Hedberg | a1443f5 | 2015-01-23 15:42:46 +0200 | [diff] [blame] | 5148 | hci_req_init(&req, hdev); |
| 5149 | hci_req_add(&req, HCI_OP_WRITE_SC_SUPPORT, 1, &val); |
| 5150 | err = hci_req_run(&req, sc_enable_complete); |
Marcel Holtmann | eac83dc | 2014-01-10 02:07:23 -0800 | [diff] [blame] | 5151 | if (err < 0) { |
| 5152 | mgmt_pending_remove(cmd); |
| 5153 | goto failed; |
| 5154 | } |
| 5155 | |
| 5156 | failed: |
| 5157 | hci_dev_unlock(hdev); |
| 5158 | return err; |
| 5159 | } |
| 5160 | |
Marcel Holtmann | 4e39ac8 | 2014-01-31 11:55:22 -0800 | [diff] [blame] | 5161 | static int set_debug_keys(struct sock *sk, struct hci_dev *hdev, |
| 5162 | void *data, u16 len) |
| 5163 | { |
| 5164 | struct mgmt_mode *cp = data; |
Johan Hedberg | b9710979 | 2014-06-24 14:00:28 +0300 | [diff] [blame] | 5165 | bool changed, use_changed; |
Marcel Holtmann | 4e39ac8 | 2014-01-31 11:55:22 -0800 | [diff] [blame] | 5166 | int err; |
| 5167 | |
| 5168 | BT_DBG("request for %s", hdev->name); |
| 5169 | |
Johan Hedberg | b9710979 | 2014-06-24 14:00:28 +0300 | [diff] [blame] | 5170 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5171 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEBUG_KEYS, |
| 5172 | MGMT_STATUS_INVALID_PARAMS); |
Marcel Holtmann | 4e39ac8 | 2014-01-31 11:55:22 -0800 | [diff] [blame] | 5173 | |
| 5174 | hci_dev_lock(hdev); |
| 5175 | |
| 5176 | if (cp->val) |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 5177 | changed = !hci_dev_test_and_set_flag(hdev, HCI_KEEP_DEBUG_KEYS); |
Marcel Holtmann | 4e39ac8 | 2014-01-31 11:55:22 -0800 | [diff] [blame] | 5178 | else |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 5179 | changed = hci_dev_test_and_clear_flag(hdev, |
| 5180 | HCI_KEEP_DEBUG_KEYS); |
Marcel Holtmann | 4e39ac8 | 2014-01-31 11:55:22 -0800 | [diff] [blame] | 5181 | |
Johan Hedberg | b9710979 | 2014-06-24 14:00:28 +0300 | [diff] [blame] | 5182 | if (cp->val == 0x02) |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 5183 | use_changed = !hci_dev_test_and_set_flag(hdev, |
| 5184 | HCI_USE_DEBUG_KEYS); |
Johan Hedberg | b9710979 | 2014-06-24 14:00:28 +0300 | [diff] [blame] | 5185 | else |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 5186 | use_changed = hci_dev_test_and_clear_flag(hdev, |
| 5187 | HCI_USE_DEBUG_KEYS); |
Johan Hedberg | b9710979 | 2014-06-24 14:00:28 +0300 | [diff] [blame] | 5188 | |
| 5189 | if (hdev_is_powered(hdev) && use_changed && |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 5190 | hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { |
Johan Hedberg | b9710979 | 2014-06-24 14:00:28 +0300 | [diff] [blame] | 5191 | u8 mode = (cp->val == 0x02) ? 0x01 : 0x00; |
| 5192 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, |
| 5193 | sizeof(mode), &mode); |
| 5194 | } |
| 5195 | |
Marcel Holtmann | 4e39ac8 | 2014-01-31 11:55:22 -0800 | [diff] [blame] | 5196 | err = send_settings_rsp(sk, MGMT_OP_SET_DEBUG_KEYS, hdev); |
| 5197 | if (err < 0) |
| 5198 | goto unlock; |
| 5199 | |
| 5200 | if (changed) |
| 5201 | err = new_settings(hdev, sk); |
| 5202 | |
| 5203 | unlock: |
| 5204 | hci_dev_unlock(hdev); |
| 5205 | return err; |
| 5206 | } |
| 5207 | |
Johan Hedberg | 62b04cd | 2014-02-23 19:42:27 +0200 | [diff] [blame] | 5208 | static int set_privacy(struct sock *sk, struct hci_dev *hdev, void *cp_data, |
| 5209 | u16 len) |
| 5210 | { |
| 5211 | struct mgmt_cp_set_privacy *cp = cp_data; |
| 5212 | bool changed; |
| 5213 | int err; |
| 5214 | |
| 5215 | BT_DBG("request for %s", hdev->name); |
| 5216 | |
| 5217 | if (!lmp_le_capable(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5218 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, |
| 5219 | MGMT_STATUS_NOT_SUPPORTED); |
Johan Hedberg | 62b04cd | 2014-02-23 19:42:27 +0200 | [diff] [blame] | 5220 | |
| 5221 | if (cp->privacy != 0x00 && cp->privacy != 0x01) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5222 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, |
| 5223 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 62b04cd | 2014-02-23 19:42:27 +0200 | [diff] [blame] | 5224 | |
| 5225 | if (hdev_is_powered(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5226 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, |
| 5227 | MGMT_STATUS_REJECTED); |
Johan Hedberg | 62b04cd | 2014-02-23 19:42:27 +0200 | [diff] [blame] | 5228 | |
| 5229 | hci_dev_lock(hdev); |
| 5230 | |
Johan Hedberg | c21c0ea | 2014-02-24 11:10:30 +0200 | [diff] [blame] | 5231 | /* If user space supports this command it is also expected to |
| 5232 | * handle IRKs. Therefore, set the HCI_RPA_RESOLVING flag. |
| 5233 | */ |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 5234 | hci_dev_set_flag(hdev, HCI_RPA_RESOLVING); |
Johan Hedberg | c21c0ea | 2014-02-24 11:10:30 +0200 | [diff] [blame] | 5235 | |
Johan Hedberg | 62b04cd | 2014-02-23 19:42:27 +0200 | [diff] [blame] | 5236 | if (cp->privacy) { |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 5237 | changed = !hci_dev_test_and_set_flag(hdev, HCI_PRIVACY); |
Johan Hedberg | 62b04cd | 2014-02-23 19:42:27 +0200 | [diff] [blame] | 5238 | memcpy(hdev->irk, cp->irk, sizeof(hdev->irk)); |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 5239 | hci_dev_set_flag(hdev, HCI_RPA_EXPIRED); |
Johan Hedberg | 62b04cd | 2014-02-23 19:42:27 +0200 | [diff] [blame] | 5240 | } else { |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 5241 | changed = hci_dev_test_and_clear_flag(hdev, HCI_PRIVACY); |
Johan Hedberg | 62b04cd | 2014-02-23 19:42:27 +0200 | [diff] [blame] | 5242 | memset(hdev->irk, 0, sizeof(hdev->irk)); |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 5243 | hci_dev_clear_flag(hdev, HCI_RPA_EXPIRED); |
Johan Hedberg | 62b04cd | 2014-02-23 19:42:27 +0200 | [diff] [blame] | 5244 | } |
| 5245 | |
| 5246 | err = send_settings_rsp(sk, MGMT_OP_SET_PRIVACY, hdev); |
| 5247 | if (err < 0) |
| 5248 | goto unlock; |
| 5249 | |
| 5250 | if (changed) |
| 5251 | err = new_settings(hdev, sk); |
| 5252 | |
| 5253 | unlock: |
| 5254 | hci_dev_unlock(hdev); |
| 5255 | return err; |
| 5256 | } |
| 5257 | |
Johan Hedberg | 41edf16 | 2014-02-18 10:19:35 +0200 | [diff] [blame] | 5258 | static bool irk_is_valid(struct mgmt_irk_info *irk) |
| 5259 | { |
| 5260 | switch (irk->addr.type) { |
| 5261 | case BDADDR_LE_PUBLIC: |
| 5262 | return true; |
| 5263 | |
| 5264 | case BDADDR_LE_RANDOM: |
| 5265 | /* Two most significant bits shall be set */ |
| 5266 | if ((irk->addr.bdaddr.b[5] & 0xc0) != 0xc0) |
| 5267 | return false; |
| 5268 | return true; |
| 5269 | } |
| 5270 | |
| 5271 | return false; |
| 5272 | } |
| 5273 | |
| 5274 | static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, |
| 5275 | u16 len) |
| 5276 | { |
| 5277 | struct mgmt_cp_load_irks *cp = cp_data; |
Johan Hedberg | ba1d693 | 2014-07-03 13:52:27 +0300 | [diff] [blame] | 5278 | const u16 max_irk_count = ((U16_MAX - sizeof(*cp)) / |
| 5279 | sizeof(struct mgmt_irk_info)); |
Johan Hedberg | 41edf16 | 2014-02-18 10:19:35 +0200 | [diff] [blame] | 5280 | u16 irk_count, expected_len; |
| 5281 | int i, err; |
| 5282 | |
| 5283 | BT_DBG("request for %s", hdev->name); |
| 5284 | |
| 5285 | if (!lmp_le_capable(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5286 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
| 5287 | MGMT_STATUS_NOT_SUPPORTED); |
Johan Hedberg | 41edf16 | 2014-02-18 10:19:35 +0200 | [diff] [blame] | 5288 | |
| 5289 | irk_count = __le16_to_cpu(cp->irk_count); |
Johan Hedberg | ba1d693 | 2014-07-03 13:52:27 +0300 | [diff] [blame] | 5290 | if (irk_count > max_irk_count) { |
| 5291 | BT_ERR("load_irks: too big irk_count value %u", irk_count); |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5292 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
| 5293 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | ba1d693 | 2014-07-03 13:52:27 +0300 | [diff] [blame] | 5294 | } |
Johan Hedberg | 41edf16 | 2014-02-18 10:19:35 +0200 | [diff] [blame] | 5295 | |
| 5296 | expected_len = sizeof(*cp) + irk_count * sizeof(struct mgmt_irk_info); |
| 5297 | if (expected_len != len) { |
| 5298 | BT_ERR("load_irks: expected %u bytes, got %u bytes", |
Johan Hedberg | 2606ecb | 2014-03-07 15:04:13 +0200 | [diff] [blame] | 5299 | expected_len, len); |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5300 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
| 5301 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 41edf16 | 2014-02-18 10:19:35 +0200 | [diff] [blame] | 5302 | } |
| 5303 | |
| 5304 | BT_DBG("%s irk_count %u", hdev->name, irk_count); |
| 5305 | |
| 5306 | for (i = 0; i < irk_count; i++) { |
| 5307 | struct mgmt_irk_info *key = &cp->irks[i]; |
| 5308 | |
| 5309 | if (!irk_is_valid(key)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5310 | return mgmt_cmd_status(sk, hdev->id, |
| 5311 | MGMT_OP_LOAD_IRKS, |
| 5312 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 41edf16 | 2014-02-18 10:19:35 +0200 | [diff] [blame] | 5313 | } |
| 5314 | |
| 5315 | hci_dev_lock(hdev); |
| 5316 | |
| 5317 | hci_smp_irks_clear(hdev); |
| 5318 | |
| 5319 | for (i = 0; i < irk_count; i++) { |
| 5320 | struct mgmt_irk_info *irk = &cp->irks[i]; |
| 5321 | u8 addr_type; |
| 5322 | |
| 5323 | if (irk->addr.type == BDADDR_LE_PUBLIC) |
| 5324 | addr_type = ADDR_LE_DEV_PUBLIC; |
| 5325 | else |
| 5326 | addr_type = ADDR_LE_DEV_RANDOM; |
| 5327 | |
| 5328 | hci_add_irk(hdev, &irk->addr.bdaddr, addr_type, irk->val, |
| 5329 | BDADDR_ANY); |
| 5330 | } |
| 5331 | |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 5332 | hci_dev_set_flag(hdev, HCI_RPA_RESOLVING); |
Johan Hedberg | 41edf16 | 2014-02-18 10:19:35 +0200 | [diff] [blame] | 5333 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 5334 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_IRKS, 0, NULL, 0); |
Johan Hedberg | 41edf16 | 2014-02-18 10:19:35 +0200 | [diff] [blame] | 5335 | |
| 5336 | hci_dev_unlock(hdev); |
| 5337 | |
| 5338 | return err; |
| 5339 | } |
| 5340 | |
Johan Hedberg | 3f706b7 | 2013-01-20 14:27:16 +0200 | [diff] [blame] | 5341 | static bool ltk_is_valid(struct mgmt_ltk_info *key) |
| 5342 | { |
| 5343 | if (key->master != 0x00 && key->master != 0x01) |
| 5344 | return false; |
Marcel Holtmann | 490cb0b | 2014-02-16 12:59:05 -0800 | [diff] [blame] | 5345 | |
| 5346 | switch (key->addr.type) { |
| 5347 | case BDADDR_LE_PUBLIC: |
| 5348 | return true; |
| 5349 | |
| 5350 | case BDADDR_LE_RANDOM: |
| 5351 | /* Two most significant bits shall be set */ |
| 5352 | if ((key->addr.bdaddr.b[5] & 0xc0) != 0xc0) |
| 5353 | return false; |
| 5354 | return true; |
| 5355 | } |
| 5356 | |
| 5357 | return false; |
Johan Hedberg | 3f706b7 | 2013-01-20 14:27:16 +0200 | [diff] [blame] | 5358 | } |
| 5359 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 5360 | static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 5361 | void *cp_data, u16 len) |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 5362 | { |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 5363 | struct mgmt_cp_load_long_term_keys *cp = cp_data; |
Johan Hedberg | ba1d693 | 2014-07-03 13:52:27 +0300 | [diff] [blame] | 5364 | const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / |
| 5365 | sizeof(struct mgmt_ltk_info)); |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 5366 | u16 key_count, expected_len; |
Johan Hedberg | 715a5bf | 2013-01-09 15:29:34 +0200 | [diff] [blame] | 5367 | int i, err; |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 5368 | |
Marcel Holtmann | cf99ba1 | 2013-10-02 21:16:08 -0700 | [diff] [blame] | 5369 | BT_DBG("request for %s", hdev->name); |
| 5370 | |
| 5371 | if (!lmp_le_capable(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5372 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
| 5373 | MGMT_STATUS_NOT_SUPPORTED); |
Marcel Holtmann | cf99ba1 | 2013-10-02 21:16:08 -0700 | [diff] [blame] | 5374 | |
Marcel Holtmann | 1f350c8 | 2012-03-12 20:31:08 -0700 | [diff] [blame] | 5375 | key_count = __le16_to_cpu(cp->key_count); |
Johan Hedberg | ba1d693 | 2014-07-03 13:52:27 +0300 | [diff] [blame] | 5376 | if (key_count > max_key_count) { |
| 5377 | BT_ERR("load_ltks: too big key_count value %u", key_count); |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5378 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
| 5379 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | ba1d693 | 2014-07-03 13:52:27 +0300 | [diff] [blame] | 5380 | } |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 5381 | |
| 5382 | expected_len = sizeof(*cp) + key_count * |
| 5383 | sizeof(struct mgmt_ltk_info); |
| 5384 | if (expected_len != len) { |
| 5385 | BT_ERR("load_keys: expected %u bytes, got %u bytes", |
Johan Hedberg | 2606ecb | 2014-03-07 15:04:13 +0200 | [diff] [blame] | 5386 | expected_len, len); |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5387 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
| 5388 | MGMT_STATUS_INVALID_PARAMS); |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 5389 | } |
| 5390 | |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 5391 | BT_DBG("%s key_count %u", hdev->name, key_count); |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 5392 | |
Johan Hedberg | 54ad6d8 | 2013-01-20 14:27:15 +0200 | [diff] [blame] | 5393 | for (i = 0; i < key_count; i++) { |
| 5394 | struct mgmt_ltk_info *key = &cp->keys[i]; |
| 5395 | |
Johan Hedberg | 3f706b7 | 2013-01-20 14:27:16 +0200 | [diff] [blame] | 5396 | if (!ltk_is_valid(key)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 5397 | return mgmt_cmd_status(sk, hdev->id, |
| 5398 | MGMT_OP_LOAD_LONG_TERM_KEYS, |
| 5399 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 54ad6d8 | 2013-01-20 14:27:15 +0200 | [diff] [blame] | 5400 | } |
| 5401 | |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 5402 | hci_dev_lock(hdev); |
| 5403 | |
| 5404 | hci_smp_ltks_clear(hdev); |
| 5405 | |
| 5406 | for (i = 0; i < key_count; i++) { |
| 5407 | struct mgmt_ltk_info *key = &cp->keys[i]; |
Johan Hedberg | d7b2545 | 2014-05-23 13:19:53 +0300 | [diff] [blame] | 5408 | u8 type, addr_type, authenticated; |
Marcel Holtmann | 79d95a1 | 2013-10-13 03:57:38 -0700 | [diff] [blame] | 5409 | |
| 5410 | if (key->addr.type == BDADDR_LE_PUBLIC) |
| 5411 | addr_type = ADDR_LE_DEV_PUBLIC; |
| 5412 | else |
| 5413 | addr_type = ADDR_LE_DEV_RANDOM; |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 5414 | |
Johan Hedberg | 61b4335 | 2014-05-29 19:36:53 +0300 | [diff] [blame] | 5415 | switch (key->type) { |
| 5416 | case MGMT_LTK_UNAUTHENTICATED: |
Johan Hedberg | d7b2545 | 2014-05-23 13:19:53 +0300 | [diff] [blame] | 5417 | authenticated = 0x00; |
Johan Hedberg | 23fb8de | 2014-05-23 13:15:37 +0300 | [diff] [blame] | 5418 | type = key->master ? SMP_LTK : SMP_LTK_SLAVE; |
Johan Hedberg | 61b4335 | 2014-05-29 19:36:53 +0300 | [diff] [blame] | 5419 | break; |
| 5420 | case MGMT_LTK_AUTHENTICATED: |
Johan Hedberg | d7b2545 | 2014-05-23 13:19:53 +0300 | [diff] [blame] | 5421 | authenticated = 0x01; |
Johan Hedberg | 23fb8de | 2014-05-23 13:15:37 +0300 | [diff] [blame] | 5422 | type = key->master ? SMP_LTK : SMP_LTK_SLAVE; |
Johan Hedberg | 61b4335 | 2014-05-29 19:36:53 +0300 | [diff] [blame] | 5423 | break; |
Johan Hedberg | 23fb8de | 2014-05-23 13:15:37 +0300 | [diff] [blame] | 5424 | case MGMT_LTK_P256_UNAUTH: |
| 5425 | authenticated = 0x00; |
| 5426 | type = SMP_LTK_P256; |
| 5427 | break; |
| 5428 | case MGMT_LTK_P256_AUTH: |
| 5429 | authenticated = 0x01; |
| 5430 | type = SMP_LTK_P256; |
| 5431 | break; |
| 5432 | case MGMT_LTK_P256_DEBUG: |
| 5433 | authenticated = 0x00; |
| 5434 | type = SMP_LTK_P256_DEBUG; |
Johan Hedberg | 61b4335 | 2014-05-29 19:36:53 +0300 | [diff] [blame] | 5435 | default: |
| 5436 | continue; |
| 5437 | } |
Johan Hedberg | d7b2545 | 2014-05-23 13:19:53 +0300 | [diff] [blame] | 5438 | |
Johan Hedberg | 35d7027 | 2014-02-19 14:57:47 +0200 | [diff] [blame] | 5439 | hci_add_ltk(hdev, &key->addr.bdaddr, addr_type, type, |
Johan Hedberg | d7b2545 | 2014-05-23 13:19:53 +0300 | [diff] [blame] | 5440 | authenticated, key->val, key->enc_size, key->ediv, |
Johan Hedberg | 35d7027 | 2014-02-19 14:57:47 +0200 | [diff] [blame] | 5441 | key->rand); |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 5442 | } |
| 5443 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 5444 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0, |
Johan Hedberg | 715a5bf | 2013-01-09 15:29:34 +0200 | [diff] [blame] | 5445 | NULL, 0); |
| 5446 | |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 5447 | hci_dev_unlock(hdev); |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 5448 | |
Johan Hedberg | 715a5bf | 2013-01-09 15:29:34 +0200 | [diff] [blame] | 5449 | return err; |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 5450 | } |
| 5451 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 5452 | static int conn_info_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5453 | { |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5454 | struct hci_conn *conn = cmd->user_data; |
Johan Hedberg | 9981bdb | 2014-12-05 13:42:57 +0200 | [diff] [blame] | 5455 | struct mgmt_rp_get_conn_info rp; |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 5456 | int err; |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5457 | |
Johan Hedberg | 9981bdb | 2014-12-05 13:42:57 +0200 | [diff] [blame] | 5458 | memcpy(&rp.addr, cmd->param, sizeof(rp.addr)); |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5459 | |
Johan Hedberg | 9981bdb | 2014-12-05 13:42:57 +0200 | [diff] [blame] | 5460 | if (status == MGMT_STATUS_SUCCESS) { |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5461 | rp.rssi = conn->rssi; |
Johan Hedberg | 9981bdb | 2014-12-05 13:42:57 +0200 | [diff] [blame] | 5462 | rp.tx_power = conn->tx_power; |
| 5463 | rp.max_tx_power = conn->max_tx_power; |
| 5464 | } else { |
| 5465 | rp.rssi = HCI_RSSI_INVALID; |
| 5466 | rp.tx_power = HCI_TX_POWER_INVALID; |
| 5467 | rp.max_tx_power = HCI_TX_POWER_INVALID; |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5468 | } |
| 5469 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 5470 | err = mgmt_cmd_complete(cmd->sk, cmd->index, MGMT_OP_GET_CONN_INFO, |
| 5471 | status, &rp, sizeof(rp)); |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5472 | |
| 5473 | hci_conn_drop(conn); |
Johan Hedberg | f8aaf9b | 2014-08-17 23:28:57 +0300 | [diff] [blame] | 5474 | hci_conn_put(conn); |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 5475 | |
| 5476 | return err; |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5477 | } |
| 5478 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 5479 | static void conn_info_refresh_complete(struct hci_dev *hdev, u8 hci_status, |
| 5480 | u16 opcode) |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5481 | { |
| 5482 | struct hci_cp_read_rssi *cp; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 5483 | struct mgmt_pending_cmd *cmd; |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5484 | struct hci_conn *conn; |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5485 | u16 handle; |
Johan Hedberg | 9981bdb | 2014-12-05 13:42:57 +0200 | [diff] [blame] | 5486 | u8 status; |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5487 | |
Johan Hedberg | 9981bdb | 2014-12-05 13:42:57 +0200 | [diff] [blame] | 5488 | BT_DBG("status 0x%02x", hci_status); |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5489 | |
| 5490 | hci_dev_lock(hdev); |
| 5491 | |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5492 | /* Commands sent in request are either Read RSSI or Read Transmit Power |
| 5493 | * Level so we check which one was last sent to retrieve connection |
| 5494 | * handle. Both commands have handle as first parameter so it's safe to |
| 5495 | * cast data on the same command struct. |
| 5496 | * |
| 5497 | * First command sent is always Read RSSI and we fail only if it fails. |
| 5498 | * In other case we simply override error to indicate success as we |
| 5499 | * already remembered if TX power value is actually valid. |
| 5500 | */ |
| 5501 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_RSSI); |
| 5502 | if (!cp) { |
| 5503 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_TX_POWER); |
Johan Hedberg | 9981bdb | 2014-12-05 13:42:57 +0200 | [diff] [blame] | 5504 | status = MGMT_STATUS_SUCCESS; |
| 5505 | } else { |
| 5506 | status = mgmt_status(hci_status); |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5507 | } |
| 5508 | |
| 5509 | if (!cp) { |
Johan Hedberg | 9981bdb | 2014-12-05 13:42:57 +0200 | [diff] [blame] | 5510 | BT_ERR("invalid sent_cmd in conn_info response"); |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5511 | goto unlock; |
| 5512 | } |
| 5513 | |
| 5514 | handle = __le16_to_cpu(cp->handle); |
| 5515 | conn = hci_conn_hash_lookup_handle(hdev, handle); |
| 5516 | if (!conn) { |
Johan Hedberg | 9981bdb | 2014-12-05 13:42:57 +0200 | [diff] [blame] | 5517 | BT_ERR("unknown handle (%d) in conn_info response", handle); |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5518 | goto unlock; |
| 5519 | } |
| 5520 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 5521 | cmd = pending_find_data(MGMT_OP_GET_CONN_INFO, hdev, conn); |
Johan Hedberg | 9981bdb | 2014-12-05 13:42:57 +0200 | [diff] [blame] | 5522 | if (!cmd) |
| 5523 | goto unlock; |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5524 | |
Johan Hedberg | 9981bdb | 2014-12-05 13:42:57 +0200 | [diff] [blame] | 5525 | cmd->cmd_complete(cmd, status); |
| 5526 | mgmt_pending_remove(cmd); |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5527 | |
| 5528 | unlock: |
| 5529 | hci_dev_unlock(hdev); |
| 5530 | } |
| 5531 | |
| 5532 | static int get_conn_info(struct sock *sk, struct hci_dev *hdev, void *data, |
| 5533 | u16 len) |
| 5534 | { |
| 5535 | struct mgmt_cp_get_conn_info *cp = data; |
| 5536 | struct mgmt_rp_get_conn_info rp; |
| 5537 | struct hci_conn *conn; |
| 5538 | unsigned long conn_info_age; |
| 5539 | int err = 0; |
| 5540 | |
| 5541 | BT_DBG("%s", hdev->name); |
| 5542 | |
| 5543 | memset(&rp, 0, sizeof(rp)); |
| 5544 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
| 5545 | rp.addr.type = cp->addr.type; |
| 5546 | |
| 5547 | if (!bdaddr_type_is_valid(cp->addr.type)) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 5548 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
| 5549 | MGMT_STATUS_INVALID_PARAMS, |
| 5550 | &rp, sizeof(rp)); |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5551 | |
| 5552 | hci_dev_lock(hdev); |
| 5553 | |
| 5554 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 5555 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
| 5556 | MGMT_STATUS_NOT_POWERED, &rp, |
| 5557 | sizeof(rp)); |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5558 | goto unlock; |
| 5559 | } |
| 5560 | |
| 5561 | if (cp->addr.type == BDADDR_BREDR) |
| 5562 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
| 5563 | &cp->addr.bdaddr); |
| 5564 | else |
| 5565 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); |
| 5566 | |
| 5567 | if (!conn || conn->state != BT_CONNECTED) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 5568 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
| 5569 | MGMT_STATUS_NOT_CONNECTED, &rp, |
| 5570 | sizeof(rp)); |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5571 | goto unlock; |
| 5572 | } |
| 5573 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 5574 | if (pending_find_data(MGMT_OP_GET_CONN_INFO, hdev, conn)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 5575 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
| 5576 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); |
Johan Hedberg | 9981bdb | 2014-12-05 13:42:57 +0200 | [diff] [blame] | 5577 | goto unlock; |
| 5578 | } |
| 5579 | |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5580 | /* To avoid client trying to guess when to poll again for information we |
| 5581 | * calculate conn info age as random value between min/max set in hdev. |
| 5582 | */ |
| 5583 | conn_info_age = hdev->conn_info_min_age + |
| 5584 | prandom_u32_max(hdev->conn_info_max_age - |
| 5585 | hdev->conn_info_min_age); |
| 5586 | |
| 5587 | /* Query controller to refresh cached values if they are too old or were |
| 5588 | * never read. |
| 5589 | */ |
Andrzej Kaczmarek | f4e2dd5 | 2014-05-16 16:48:57 +0200 | [diff] [blame] | 5590 | if (time_after(jiffies, conn->conn_info_timestamp + |
| 5591 | msecs_to_jiffies(conn_info_age)) || |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5592 | !conn->conn_info_timestamp) { |
| 5593 | struct hci_request req; |
| 5594 | struct hci_cp_read_tx_power req_txp_cp; |
| 5595 | struct hci_cp_read_rssi req_rssi_cp; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 5596 | struct mgmt_pending_cmd *cmd; |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5597 | |
| 5598 | hci_req_init(&req, hdev); |
| 5599 | req_rssi_cp.handle = cpu_to_le16(conn->handle); |
| 5600 | hci_req_add(&req, HCI_OP_READ_RSSI, sizeof(req_rssi_cp), |
| 5601 | &req_rssi_cp); |
| 5602 | |
Andrzej Kaczmarek | f7faab0 | 2014-05-14 13:43:04 +0200 | [diff] [blame] | 5603 | /* For LE links TX power does not change thus we don't need to |
| 5604 | * query for it once value is known. |
| 5605 | */ |
| 5606 | if (!bdaddr_type_is_le(cp->addr.type) || |
| 5607 | conn->tx_power == HCI_TX_POWER_INVALID) { |
| 5608 | req_txp_cp.handle = cpu_to_le16(conn->handle); |
| 5609 | req_txp_cp.type = 0x00; |
| 5610 | hci_req_add(&req, HCI_OP_READ_TX_POWER, |
| 5611 | sizeof(req_txp_cp), &req_txp_cp); |
| 5612 | } |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5613 | |
Andrzej Kaczmarek | eed5daf | 2014-05-14 13:43:06 +0200 | [diff] [blame] | 5614 | /* Max TX power needs to be read only once per connection */ |
| 5615 | if (conn->max_tx_power == HCI_TX_POWER_INVALID) { |
| 5616 | req_txp_cp.handle = cpu_to_le16(conn->handle); |
| 5617 | req_txp_cp.type = 0x01; |
| 5618 | hci_req_add(&req, HCI_OP_READ_TX_POWER, |
| 5619 | sizeof(req_txp_cp), &req_txp_cp); |
| 5620 | } |
| 5621 | |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5622 | err = hci_req_run(&req, conn_info_refresh_complete); |
| 5623 | if (err < 0) |
| 5624 | goto unlock; |
| 5625 | |
| 5626 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CONN_INFO, hdev, |
| 5627 | data, len); |
| 5628 | if (!cmd) { |
| 5629 | err = -ENOMEM; |
| 5630 | goto unlock; |
| 5631 | } |
| 5632 | |
| 5633 | hci_conn_hold(conn); |
Johan Hedberg | f8aaf9b | 2014-08-17 23:28:57 +0300 | [diff] [blame] | 5634 | cmd->user_data = hci_conn_get(conn); |
Johan Hedberg | 9981bdb | 2014-12-05 13:42:57 +0200 | [diff] [blame] | 5635 | cmd->cmd_complete = conn_info_cmd_complete; |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5636 | |
| 5637 | conn->conn_info_timestamp = jiffies; |
| 5638 | } else { |
| 5639 | /* Cache is valid, just reply with values cached in hci_conn */ |
| 5640 | rp.rssi = conn->rssi; |
| 5641 | rp.tx_power = conn->tx_power; |
Andrzej Kaczmarek | eed5daf | 2014-05-14 13:43:06 +0200 | [diff] [blame] | 5642 | rp.max_tx_power = conn->max_tx_power; |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5643 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 5644 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
| 5645 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); |
Andrzej Kaczmarek | dd98380 | 2014-05-14 13:43:03 +0200 | [diff] [blame] | 5646 | } |
| 5647 | |
| 5648 | unlock: |
| 5649 | hci_dev_unlock(hdev); |
| 5650 | return err; |
| 5651 | } |
| 5652 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 5653 | static int clock_info_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
Johan Hedberg | 6948737 | 2014-12-05 13:36:07 +0200 | [diff] [blame] | 5654 | { |
| 5655 | struct hci_conn *conn = cmd->user_data; |
| 5656 | struct mgmt_rp_get_clock_info rp; |
| 5657 | struct hci_dev *hdev; |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 5658 | int err; |
Johan Hedberg | 6948737 | 2014-12-05 13:36:07 +0200 | [diff] [blame] | 5659 | |
| 5660 | memset(&rp, 0, sizeof(rp)); |
| 5661 | memcpy(&rp.addr, &cmd->param, sizeof(rp.addr)); |
| 5662 | |
| 5663 | if (status) |
| 5664 | goto complete; |
| 5665 | |
| 5666 | hdev = hci_dev_get(cmd->index); |
| 5667 | if (hdev) { |
| 5668 | rp.local_clock = cpu_to_le32(hdev->clock); |
| 5669 | hci_dev_put(hdev); |
| 5670 | } |
| 5671 | |
| 5672 | if (conn) { |
| 5673 | rp.piconet_clock = cpu_to_le32(conn->clock); |
| 5674 | rp.accuracy = cpu_to_le16(conn->clock_accuracy); |
| 5675 | } |
| 5676 | |
| 5677 | complete: |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 5678 | err = mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, &rp, |
| 5679 | sizeof(rp)); |
Johan Hedberg | 6948737 | 2014-12-05 13:36:07 +0200 | [diff] [blame] | 5680 | |
| 5681 | if (conn) { |
| 5682 | hci_conn_drop(conn); |
| 5683 | hci_conn_put(conn); |
| 5684 | } |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 5685 | |
| 5686 | return err; |
Johan Hedberg | 6948737 | 2014-12-05 13:36:07 +0200 | [diff] [blame] | 5687 | } |
| 5688 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 5689 | static void get_clock_info_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 5690 | { |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 5691 | struct hci_cp_read_clock *hci_cp; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 5692 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 5693 | struct hci_conn *conn; |
| 5694 | |
| 5695 | BT_DBG("%s status %u", hdev->name, status); |
| 5696 | |
| 5697 | hci_dev_lock(hdev); |
| 5698 | |
| 5699 | hci_cp = hci_sent_cmd_data(hdev, HCI_OP_READ_CLOCK); |
| 5700 | if (!hci_cp) |
| 5701 | goto unlock; |
| 5702 | |
| 5703 | if (hci_cp->which) { |
| 5704 | u16 handle = __le16_to_cpu(hci_cp->handle); |
| 5705 | conn = hci_conn_hash_lookup_handle(hdev, handle); |
| 5706 | } else { |
| 5707 | conn = NULL; |
| 5708 | } |
| 5709 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 5710 | cmd = pending_find_data(MGMT_OP_GET_CLOCK_INFO, hdev, conn); |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 5711 | if (!cmd) |
| 5712 | goto unlock; |
| 5713 | |
Johan Hedberg | 6948737 | 2014-12-05 13:36:07 +0200 | [diff] [blame] | 5714 | cmd->cmd_complete(cmd, mgmt_status(status)); |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 5715 | mgmt_pending_remove(cmd); |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 5716 | |
| 5717 | unlock: |
| 5718 | hci_dev_unlock(hdev); |
| 5719 | } |
| 5720 | |
| 5721 | static int get_clock_info(struct sock *sk, struct hci_dev *hdev, void *data, |
| 5722 | u16 len) |
| 5723 | { |
| 5724 | struct mgmt_cp_get_clock_info *cp = data; |
| 5725 | struct mgmt_rp_get_clock_info rp; |
| 5726 | struct hci_cp_read_clock hci_cp; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 5727 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 5728 | struct hci_request req; |
| 5729 | struct hci_conn *conn; |
| 5730 | int err; |
| 5731 | |
| 5732 | BT_DBG("%s", hdev->name); |
| 5733 | |
| 5734 | memset(&rp, 0, sizeof(rp)); |
| 5735 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
| 5736 | rp.addr.type = cp->addr.type; |
| 5737 | |
| 5738 | if (cp->addr.type != BDADDR_BREDR) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 5739 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, |
| 5740 | MGMT_STATUS_INVALID_PARAMS, |
| 5741 | &rp, sizeof(rp)); |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 5742 | |
| 5743 | hci_dev_lock(hdev); |
| 5744 | |
| 5745 | if (!hdev_is_powered(hdev)) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 5746 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, |
| 5747 | MGMT_STATUS_NOT_POWERED, &rp, |
| 5748 | sizeof(rp)); |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 5749 | goto unlock; |
| 5750 | } |
| 5751 | |
| 5752 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { |
| 5753 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
| 5754 | &cp->addr.bdaddr); |
| 5755 | if (!conn || conn->state != BT_CONNECTED) { |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 5756 | err = mgmt_cmd_complete(sk, hdev->id, |
| 5757 | MGMT_OP_GET_CLOCK_INFO, |
| 5758 | MGMT_STATUS_NOT_CONNECTED, |
| 5759 | &rp, sizeof(rp)); |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 5760 | goto unlock; |
| 5761 | } |
| 5762 | } else { |
| 5763 | conn = NULL; |
| 5764 | } |
| 5765 | |
| 5766 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CLOCK_INFO, hdev, data, len); |
| 5767 | if (!cmd) { |
| 5768 | err = -ENOMEM; |
| 5769 | goto unlock; |
| 5770 | } |
| 5771 | |
Johan Hedberg | 6948737 | 2014-12-05 13:36:07 +0200 | [diff] [blame] | 5772 | cmd->cmd_complete = clock_info_cmd_complete; |
| 5773 | |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 5774 | hci_req_init(&req, hdev); |
| 5775 | |
| 5776 | memset(&hci_cp, 0, sizeof(hci_cp)); |
| 5777 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); |
| 5778 | |
| 5779 | if (conn) { |
| 5780 | hci_conn_hold(conn); |
Johan Hedberg | f8aaf9b | 2014-08-17 23:28:57 +0300 | [diff] [blame] | 5781 | cmd->user_data = hci_conn_get(conn); |
Johan Hedberg | 9586842 | 2014-06-28 17:54:07 +0300 | [diff] [blame] | 5782 | |
| 5783 | hci_cp.handle = cpu_to_le16(conn->handle); |
| 5784 | hci_cp.which = 0x01; /* Piconet clock */ |
| 5785 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); |
| 5786 | } |
| 5787 | |
| 5788 | err = hci_req_run(&req, get_clock_info_complete); |
| 5789 | if (err < 0) |
| 5790 | mgmt_pending_remove(cmd); |
| 5791 | |
| 5792 | unlock: |
| 5793 | hci_dev_unlock(hdev); |
| 5794 | return err; |
| 5795 | } |
| 5796 | |
Johan Hedberg | 5a154e6 | 2014-12-19 22:26:02 +0200 | [diff] [blame] | 5797 | static bool is_connected(struct hci_dev *hdev, bdaddr_t *addr, u8 type) |
| 5798 | { |
| 5799 | struct hci_conn *conn; |
| 5800 | |
| 5801 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, addr); |
| 5802 | if (!conn) |
| 5803 | return false; |
| 5804 | |
| 5805 | if (conn->dst_type != type) |
| 5806 | return false; |
| 5807 | |
| 5808 | if (conn->state != BT_CONNECTED) |
| 5809 | return false; |
| 5810 | |
| 5811 | return true; |
| 5812 | } |
| 5813 | |
| 5814 | /* This function requires the caller holds hdev->lock */ |
| 5815 | static int hci_conn_params_set(struct hci_request *req, bdaddr_t *addr, |
| 5816 | u8 addr_type, u8 auto_connect) |
| 5817 | { |
| 5818 | struct hci_dev *hdev = req->hdev; |
| 5819 | struct hci_conn_params *params; |
| 5820 | |
| 5821 | params = hci_conn_params_add(hdev, addr, addr_type); |
| 5822 | if (!params) |
| 5823 | return -EIO; |
| 5824 | |
| 5825 | if (params->auto_connect == auto_connect) |
| 5826 | return 0; |
| 5827 | |
| 5828 | list_del_init(¶ms->action); |
| 5829 | |
| 5830 | switch (auto_connect) { |
| 5831 | case HCI_AUTO_CONN_DISABLED: |
| 5832 | case HCI_AUTO_CONN_LINK_LOSS: |
| 5833 | __hci_update_background_scan(req); |
| 5834 | break; |
| 5835 | case HCI_AUTO_CONN_REPORT: |
| 5836 | list_add(¶ms->action, &hdev->pend_le_reports); |
| 5837 | __hci_update_background_scan(req); |
| 5838 | break; |
| 5839 | case HCI_AUTO_CONN_DIRECT: |
| 5840 | case HCI_AUTO_CONN_ALWAYS: |
| 5841 | if (!is_connected(hdev, addr, addr_type)) { |
| 5842 | list_add(¶ms->action, &hdev->pend_le_conns); |
| 5843 | __hci_update_background_scan(req); |
| 5844 | } |
| 5845 | break; |
| 5846 | } |
| 5847 | |
| 5848 | params->auto_connect = auto_connect; |
| 5849 | |
| 5850 | BT_DBG("addr %pMR (type %u) auto_connect %u", addr, addr_type, |
| 5851 | auto_connect); |
| 5852 | |
| 5853 | return 0; |
| 5854 | } |
| 5855 | |
Marcel Holtmann | 8afef09 | 2014-06-29 22:28:34 +0200 | [diff] [blame] | 5856 | static void device_added(struct sock *sk, struct hci_dev *hdev, |
| 5857 | bdaddr_t *bdaddr, u8 type, u8 action) |
| 5858 | { |
| 5859 | struct mgmt_ev_device_added ev; |
| 5860 | |
| 5861 | bacpy(&ev.addr.bdaddr, bdaddr); |
| 5862 | ev.addr.type = type; |
| 5863 | ev.action = action; |
| 5864 | |
| 5865 | mgmt_event(MGMT_EV_DEVICE_ADDED, hdev, &ev, sizeof(ev), sk); |
| 5866 | } |
| 5867 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 5868 | static void add_device_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
Johan Hedberg | 5a154e6 | 2014-12-19 22:26:02 +0200 | [diff] [blame] | 5869 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 5870 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 5a154e6 | 2014-12-19 22:26:02 +0200 | [diff] [blame] | 5871 | |
| 5872 | BT_DBG("status 0x%02x", status); |
| 5873 | |
| 5874 | hci_dev_lock(hdev); |
| 5875 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 5876 | cmd = pending_find(MGMT_OP_ADD_DEVICE, hdev); |
Johan Hedberg | 5a154e6 | 2014-12-19 22:26:02 +0200 | [diff] [blame] | 5877 | if (!cmd) |
| 5878 | goto unlock; |
| 5879 | |
| 5880 | cmd->cmd_complete(cmd, mgmt_status(status)); |
| 5881 | mgmt_pending_remove(cmd); |
| 5882 | |
| 5883 | unlock: |
| 5884 | hci_dev_unlock(hdev); |
| 5885 | } |
| 5886 | |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 5887 | static int add_device(struct sock *sk, struct hci_dev *hdev, |
| 5888 | void *data, u16 len) |
| 5889 | { |
| 5890 | struct mgmt_cp_add_device *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 5891 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 5a154e6 | 2014-12-19 22:26:02 +0200 | [diff] [blame] | 5892 | struct hci_request req; |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 5893 | u8 auto_conn, addr_type; |
| 5894 | int err; |
| 5895 | |
| 5896 | BT_DBG("%s", hdev->name); |
| 5897 | |
Johan Hedberg | 6659358 | 2014-07-09 12:59:14 +0300 | [diff] [blame] | 5898 | if (!bdaddr_type_is_valid(cp->addr.type) || |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 5899 | !bacmp(&cp->addr.bdaddr, BDADDR_ANY)) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 5900 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
| 5901 | MGMT_STATUS_INVALID_PARAMS, |
| 5902 | &cp->addr, sizeof(cp->addr)); |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 5903 | |
Marcel Holtmann | 4b9e7e7 | 2014-07-23 21:55:23 +0200 | [diff] [blame] | 5904 | if (cp->action != 0x00 && cp->action != 0x01 && cp->action != 0x02) |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 5905 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
| 5906 | MGMT_STATUS_INVALID_PARAMS, |
| 5907 | &cp->addr, sizeof(cp->addr)); |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 5908 | |
Johan Hedberg | 5a154e6 | 2014-12-19 22:26:02 +0200 | [diff] [blame] | 5909 | hci_req_init(&req, hdev); |
| 5910 | |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 5911 | hci_dev_lock(hdev); |
| 5912 | |
Johan Hedberg | 5a154e6 | 2014-12-19 22:26:02 +0200 | [diff] [blame] | 5913 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_DEVICE, hdev, data, len); |
| 5914 | if (!cmd) { |
| 5915 | err = -ENOMEM; |
| 5916 | goto unlock; |
| 5917 | } |
| 5918 | |
| 5919 | cmd->cmd_complete = addr_cmd_complete; |
| 5920 | |
Johan Hedberg | 6659358 | 2014-07-09 12:59:14 +0300 | [diff] [blame] | 5921 | if (cp->addr.type == BDADDR_BREDR) { |
Marcel Holtmann | 4b9e7e7 | 2014-07-23 21:55:23 +0200 | [diff] [blame] | 5922 | /* Only incoming connections action is supported for now */ |
Johan Hedberg | 6659358 | 2014-07-09 12:59:14 +0300 | [diff] [blame] | 5923 | if (cp->action != 0x01) { |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 5924 | err = cmd->cmd_complete(cmd, |
| 5925 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 5a154e6 | 2014-12-19 22:26:02 +0200 | [diff] [blame] | 5926 | mgmt_pending_remove(cmd); |
Johan Hedberg | 6659358 | 2014-07-09 12:59:14 +0300 | [diff] [blame] | 5927 | goto unlock; |
| 5928 | } |
| 5929 | |
| 5930 | err = hci_bdaddr_list_add(&hdev->whitelist, &cp->addr.bdaddr, |
| 5931 | cp->addr.type); |
| 5932 | if (err) |
| 5933 | goto unlock; |
Johan Hedberg | a397407 | 2014-07-09 12:59:15 +0300 | [diff] [blame] | 5934 | |
Johan Hedberg | 5a154e6 | 2014-12-19 22:26:02 +0200 | [diff] [blame] | 5935 | __hci_update_page_scan(&req); |
Johan Hedberg | a397407 | 2014-07-09 12:59:15 +0300 | [diff] [blame] | 5936 | |
Johan Hedberg | 6659358 | 2014-07-09 12:59:14 +0300 | [diff] [blame] | 5937 | goto added; |
| 5938 | } |
| 5939 | |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 5940 | if (cp->addr.type == BDADDR_LE_PUBLIC) |
| 5941 | addr_type = ADDR_LE_DEV_PUBLIC; |
| 5942 | else |
| 5943 | addr_type = ADDR_LE_DEV_RANDOM; |
| 5944 | |
Marcel Holtmann | 4b9e7e7 | 2014-07-23 21:55:23 +0200 | [diff] [blame] | 5945 | if (cp->action == 0x02) |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 5946 | auto_conn = HCI_AUTO_CONN_ALWAYS; |
Marcel Holtmann | 4b9e7e7 | 2014-07-23 21:55:23 +0200 | [diff] [blame] | 5947 | else if (cp->action == 0x01) |
| 5948 | auto_conn = HCI_AUTO_CONN_DIRECT; |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 5949 | else |
Johan Hedberg | a3451d2 | 2014-07-02 17:37:27 +0300 | [diff] [blame] | 5950 | auto_conn = HCI_AUTO_CONN_REPORT; |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 5951 | |
Marcel Holtmann | bf5b3c8 | 2014-06-30 12:34:39 +0200 | [diff] [blame] | 5952 | /* If the connection parameters don't exist for this device, |
| 5953 | * they will be created and configured with defaults. |
| 5954 | */ |
Johan Hedberg | 5a154e6 | 2014-12-19 22:26:02 +0200 | [diff] [blame] | 5955 | if (hci_conn_params_set(&req, &cp->addr.bdaddr, addr_type, |
Marcel Holtmann | d06b50c | 2014-07-01 12:11:06 +0200 | [diff] [blame] | 5956 | auto_conn) < 0) { |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 5957 | err = cmd->cmd_complete(cmd, MGMT_STATUS_FAILED); |
Johan Hedberg | 5a154e6 | 2014-12-19 22:26:02 +0200 | [diff] [blame] | 5958 | mgmt_pending_remove(cmd); |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 5959 | goto unlock; |
| 5960 | } |
| 5961 | |
Johan Hedberg | 6659358 | 2014-07-09 12:59:14 +0300 | [diff] [blame] | 5962 | added: |
Marcel Holtmann | 8afef09 | 2014-06-29 22:28:34 +0200 | [diff] [blame] | 5963 | device_added(sk, hdev, &cp->addr.bdaddr, cp->addr.type, cp->action); |
| 5964 | |
Johan Hedberg | 5a154e6 | 2014-12-19 22:26:02 +0200 | [diff] [blame] | 5965 | err = hci_req_run(&req, add_device_complete); |
| 5966 | if (err < 0) { |
| 5967 | /* ENODATA means no HCI commands were needed (e.g. if |
| 5968 | * the adapter is powered off). |
| 5969 | */ |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 5970 | if (err == -ENODATA) |
| 5971 | err = cmd->cmd_complete(cmd, MGMT_STATUS_SUCCESS); |
Johan Hedberg | 5a154e6 | 2014-12-19 22:26:02 +0200 | [diff] [blame] | 5972 | mgmt_pending_remove(cmd); |
| 5973 | } |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 5974 | |
| 5975 | unlock: |
| 5976 | hci_dev_unlock(hdev); |
| 5977 | return err; |
| 5978 | } |
| 5979 | |
Marcel Holtmann | 8afef09 | 2014-06-29 22:28:34 +0200 | [diff] [blame] | 5980 | static void device_removed(struct sock *sk, struct hci_dev *hdev, |
| 5981 | bdaddr_t *bdaddr, u8 type) |
| 5982 | { |
| 5983 | struct mgmt_ev_device_removed ev; |
| 5984 | |
| 5985 | bacpy(&ev.addr.bdaddr, bdaddr); |
| 5986 | ev.addr.type = type; |
| 5987 | |
| 5988 | mgmt_event(MGMT_EV_DEVICE_REMOVED, hdev, &ev, sizeof(ev), sk); |
| 5989 | } |
| 5990 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 5991 | static void remove_device_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 5992 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 5993 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 5994 | |
| 5995 | BT_DBG("status 0x%02x", status); |
| 5996 | |
| 5997 | hci_dev_lock(hdev); |
| 5998 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 5999 | cmd = pending_find(MGMT_OP_REMOVE_DEVICE, hdev); |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6000 | if (!cmd) |
| 6001 | goto unlock; |
| 6002 | |
| 6003 | cmd->cmd_complete(cmd, mgmt_status(status)); |
| 6004 | mgmt_pending_remove(cmd); |
| 6005 | |
| 6006 | unlock: |
| 6007 | hci_dev_unlock(hdev); |
| 6008 | } |
| 6009 | |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 6010 | static int remove_device(struct sock *sk, struct hci_dev *hdev, |
| 6011 | void *data, u16 len) |
| 6012 | { |
| 6013 | struct mgmt_cp_remove_device *cp = data; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 6014 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6015 | struct hci_request req; |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 6016 | int err; |
| 6017 | |
| 6018 | BT_DBG("%s", hdev->name); |
| 6019 | |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6020 | hci_req_init(&req, hdev); |
| 6021 | |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 6022 | hci_dev_lock(hdev); |
| 6023 | |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6024 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_DEVICE, hdev, data, len); |
| 6025 | if (!cmd) { |
| 6026 | err = -ENOMEM; |
| 6027 | goto unlock; |
| 6028 | } |
| 6029 | |
| 6030 | cmd->cmd_complete = addr_cmd_complete; |
| 6031 | |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 6032 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { |
Johan Hedberg | c71593d | 2014-07-02 17:37:28 +0300 | [diff] [blame] | 6033 | struct hci_conn_params *params; |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 6034 | u8 addr_type; |
| 6035 | |
Johan Hedberg | 6659358 | 2014-07-09 12:59:14 +0300 | [diff] [blame] | 6036 | if (!bdaddr_type_is_valid(cp->addr.type)) { |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 6037 | err = cmd->cmd_complete(cmd, |
| 6038 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6039 | mgmt_pending_remove(cmd); |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 6040 | goto unlock; |
| 6041 | } |
| 6042 | |
Johan Hedberg | 6659358 | 2014-07-09 12:59:14 +0300 | [diff] [blame] | 6043 | if (cp->addr.type == BDADDR_BREDR) { |
| 6044 | err = hci_bdaddr_list_del(&hdev->whitelist, |
| 6045 | &cp->addr.bdaddr, |
| 6046 | cp->addr.type); |
| 6047 | if (err) { |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 6048 | err = cmd->cmd_complete(cmd, |
| 6049 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6050 | mgmt_pending_remove(cmd); |
Johan Hedberg | 6659358 | 2014-07-09 12:59:14 +0300 | [diff] [blame] | 6051 | goto unlock; |
| 6052 | } |
| 6053 | |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6054 | __hci_update_page_scan(&req); |
Johan Hedberg | a397407 | 2014-07-09 12:59:15 +0300 | [diff] [blame] | 6055 | |
Johan Hedberg | 6659358 | 2014-07-09 12:59:14 +0300 | [diff] [blame] | 6056 | device_removed(sk, hdev, &cp->addr.bdaddr, |
| 6057 | cp->addr.type); |
| 6058 | goto complete; |
| 6059 | } |
| 6060 | |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 6061 | if (cp->addr.type == BDADDR_LE_PUBLIC) |
| 6062 | addr_type = ADDR_LE_DEV_PUBLIC; |
| 6063 | else |
| 6064 | addr_type = ADDR_LE_DEV_RANDOM; |
| 6065 | |
Johan Hedberg | c71593d | 2014-07-02 17:37:28 +0300 | [diff] [blame] | 6066 | params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr, |
| 6067 | addr_type); |
| 6068 | if (!params) { |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 6069 | err = cmd->cmd_complete(cmd, |
| 6070 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6071 | mgmt_pending_remove(cmd); |
Johan Hedberg | c71593d | 2014-07-02 17:37:28 +0300 | [diff] [blame] | 6072 | goto unlock; |
| 6073 | } |
| 6074 | |
| 6075 | if (params->auto_connect == HCI_AUTO_CONN_DISABLED) { |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 6076 | err = cmd->cmd_complete(cmd, |
| 6077 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6078 | mgmt_pending_remove(cmd); |
Johan Hedberg | c71593d | 2014-07-02 17:37:28 +0300 | [diff] [blame] | 6079 | goto unlock; |
| 6080 | } |
| 6081 | |
Johan Hedberg | d1dbf12 | 2014-07-04 16:17:23 +0300 | [diff] [blame] | 6082 | list_del(¶ms->action); |
Johan Hedberg | c71593d | 2014-07-02 17:37:28 +0300 | [diff] [blame] | 6083 | list_del(¶ms->list); |
| 6084 | kfree(params); |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6085 | __hci_update_background_scan(&req); |
Marcel Holtmann | 8afef09 | 2014-06-29 22:28:34 +0200 | [diff] [blame] | 6086 | |
| 6087 | device_removed(sk, hdev, &cp->addr.bdaddr, cp->addr.type); |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 6088 | } else { |
Johan Hedberg | 19de082 | 2014-07-06 13:06:51 +0300 | [diff] [blame] | 6089 | struct hci_conn_params *p, *tmp; |
Johan Hedberg | 6659358 | 2014-07-09 12:59:14 +0300 | [diff] [blame] | 6090 | struct bdaddr_list *b, *btmp; |
Johan Hedberg | 19de082 | 2014-07-06 13:06:51 +0300 | [diff] [blame] | 6091 | |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 6092 | if (cp->addr.type) { |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 6093 | err = cmd->cmd_complete(cmd, |
| 6094 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6095 | mgmt_pending_remove(cmd); |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 6096 | goto unlock; |
| 6097 | } |
| 6098 | |
Johan Hedberg | 6659358 | 2014-07-09 12:59:14 +0300 | [diff] [blame] | 6099 | list_for_each_entry_safe(b, btmp, &hdev->whitelist, list) { |
| 6100 | device_removed(sk, hdev, &b->bdaddr, b->bdaddr_type); |
| 6101 | list_del(&b->list); |
| 6102 | kfree(b); |
| 6103 | } |
| 6104 | |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6105 | __hci_update_page_scan(&req); |
Johan Hedberg | a397407 | 2014-07-09 12:59:15 +0300 | [diff] [blame] | 6106 | |
Johan Hedberg | 19de082 | 2014-07-06 13:06:51 +0300 | [diff] [blame] | 6107 | list_for_each_entry_safe(p, tmp, &hdev->le_conn_params, list) { |
| 6108 | if (p->auto_connect == HCI_AUTO_CONN_DISABLED) |
| 6109 | continue; |
| 6110 | device_removed(sk, hdev, &p->addr, p->addr_type); |
| 6111 | list_del(&p->action); |
| 6112 | list_del(&p->list); |
| 6113 | kfree(p); |
| 6114 | } |
| 6115 | |
| 6116 | BT_DBG("All LE connection parameters were removed"); |
| 6117 | |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6118 | __hci_update_background_scan(&req); |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 6119 | } |
| 6120 | |
Johan Hedberg | 6659358 | 2014-07-09 12:59:14 +0300 | [diff] [blame] | 6121 | complete: |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6122 | err = hci_req_run(&req, remove_device_complete); |
| 6123 | if (err < 0) { |
| 6124 | /* ENODATA means no HCI commands were needed (e.g. if |
| 6125 | * the adapter is powered off). |
| 6126 | */ |
Johan Hedberg | 9df7465 | 2014-12-19 22:26:03 +0200 | [diff] [blame] | 6127 | if (err == -ENODATA) |
| 6128 | err = cmd->cmd_complete(cmd, MGMT_STATUS_SUCCESS); |
Johan Hedberg | 51ef3eb | 2014-12-19 22:26:01 +0200 | [diff] [blame] | 6129 | mgmt_pending_remove(cmd); |
| 6130 | } |
Marcel Holtmann | 2faade5 | 2014-06-29 19:44:03 +0200 | [diff] [blame] | 6131 | |
| 6132 | unlock: |
| 6133 | hci_dev_unlock(hdev); |
| 6134 | return err; |
| 6135 | } |
| 6136 | |
Johan Hedberg | a26f3dc | 2014-07-02 17:37:29 +0300 | [diff] [blame] | 6137 | static int load_conn_param(struct sock *sk, struct hci_dev *hdev, void *data, |
| 6138 | u16 len) |
| 6139 | { |
| 6140 | struct mgmt_cp_load_conn_param *cp = data; |
Johan Hedberg | ba1d693 | 2014-07-03 13:52:27 +0300 | [diff] [blame] | 6141 | const u16 max_param_count = ((U16_MAX - sizeof(*cp)) / |
| 6142 | sizeof(struct mgmt_conn_param)); |
Johan Hedberg | a26f3dc | 2014-07-02 17:37:29 +0300 | [diff] [blame] | 6143 | u16 param_count, expected_len; |
| 6144 | int i; |
| 6145 | |
| 6146 | if (!lmp_le_capable(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6147 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, |
| 6148 | MGMT_STATUS_NOT_SUPPORTED); |
Johan Hedberg | a26f3dc | 2014-07-02 17:37:29 +0300 | [diff] [blame] | 6149 | |
| 6150 | param_count = __le16_to_cpu(cp->param_count); |
Johan Hedberg | ba1d693 | 2014-07-03 13:52:27 +0300 | [diff] [blame] | 6151 | if (param_count > max_param_count) { |
| 6152 | BT_ERR("load_conn_param: too big param_count value %u", |
| 6153 | param_count); |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6154 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, |
| 6155 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | ba1d693 | 2014-07-03 13:52:27 +0300 | [diff] [blame] | 6156 | } |
Johan Hedberg | a26f3dc | 2014-07-02 17:37:29 +0300 | [diff] [blame] | 6157 | |
| 6158 | expected_len = sizeof(*cp) + param_count * |
| 6159 | sizeof(struct mgmt_conn_param); |
| 6160 | if (expected_len != len) { |
| 6161 | BT_ERR("load_conn_param: expected %u bytes, got %u bytes", |
| 6162 | expected_len, len); |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6163 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, |
| 6164 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | a26f3dc | 2014-07-02 17:37:29 +0300 | [diff] [blame] | 6165 | } |
| 6166 | |
| 6167 | BT_DBG("%s param_count %u", hdev->name, param_count); |
| 6168 | |
| 6169 | hci_dev_lock(hdev); |
| 6170 | |
| 6171 | hci_conn_params_clear_disabled(hdev); |
| 6172 | |
| 6173 | for (i = 0; i < param_count; i++) { |
| 6174 | struct mgmt_conn_param *param = &cp->params[i]; |
| 6175 | struct hci_conn_params *hci_param; |
| 6176 | u16 min, max, latency, timeout; |
| 6177 | u8 addr_type; |
| 6178 | |
| 6179 | BT_DBG("Adding %pMR (type %u)", ¶m->addr.bdaddr, |
| 6180 | param->addr.type); |
| 6181 | |
| 6182 | if (param->addr.type == BDADDR_LE_PUBLIC) { |
| 6183 | addr_type = ADDR_LE_DEV_PUBLIC; |
| 6184 | } else if (param->addr.type == BDADDR_LE_RANDOM) { |
| 6185 | addr_type = ADDR_LE_DEV_RANDOM; |
| 6186 | } else { |
| 6187 | BT_ERR("Ignoring invalid connection parameters"); |
| 6188 | continue; |
| 6189 | } |
| 6190 | |
| 6191 | min = le16_to_cpu(param->min_interval); |
| 6192 | max = le16_to_cpu(param->max_interval); |
| 6193 | latency = le16_to_cpu(param->latency); |
| 6194 | timeout = le16_to_cpu(param->timeout); |
| 6195 | |
| 6196 | BT_DBG("min 0x%04x max 0x%04x latency 0x%04x timeout 0x%04x", |
| 6197 | min, max, latency, timeout); |
| 6198 | |
| 6199 | if (hci_check_conn_params(min, max, latency, timeout) < 0) { |
| 6200 | BT_ERR("Ignoring invalid connection parameters"); |
| 6201 | continue; |
| 6202 | } |
| 6203 | |
| 6204 | hci_param = hci_conn_params_add(hdev, ¶m->addr.bdaddr, |
| 6205 | addr_type); |
| 6206 | if (!hci_param) { |
| 6207 | BT_ERR("Failed to add connection parameters"); |
| 6208 | continue; |
| 6209 | } |
| 6210 | |
| 6211 | hci_param->conn_min_interval = min; |
| 6212 | hci_param->conn_max_interval = max; |
| 6213 | hci_param->conn_latency = latency; |
| 6214 | hci_param->supervision_timeout = timeout; |
| 6215 | } |
| 6216 | |
| 6217 | hci_dev_unlock(hdev); |
| 6218 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 6219 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, 0, |
| 6220 | NULL, 0); |
Johan Hedberg | a26f3dc | 2014-07-02 17:37:29 +0300 | [diff] [blame] | 6221 | } |
| 6222 | |
Marcel Holtmann | dbece37 | 2014-07-04 18:11:55 +0200 | [diff] [blame] | 6223 | static int set_external_config(struct sock *sk, struct hci_dev *hdev, |
| 6224 | void *data, u16 len) |
| 6225 | { |
| 6226 | struct mgmt_cp_set_external_config *cp = data; |
| 6227 | bool changed; |
| 6228 | int err; |
| 6229 | |
| 6230 | BT_DBG("%s", hdev->name); |
| 6231 | |
| 6232 | if (hdev_is_powered(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6233 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, |
| 6234 | MGMT_STATUS_REJECTED); |
Marcel Holtmann | dbece37 | 2014-07-04 18:11:55 +0200 | [diff] [blame] | 6235 | |
| 6236 | if (cp->config != 0x00 && cp->config != 0x01) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6237 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, |
| 6238 | MGMT_STATUS_INVALID_PARAMS); |
Marcel Holtmann | dbece37 | 2014-07-04 18:11:55 +0200 | [diff] [blame] | 6239 | |
| 6240 | if (!test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6241 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, |
| 6242 | MGMT_STATUS_NOT_SUPPORTED); |
Marcel Holtmann | dbece37 | 2014-07-04 18:11:55 +0200 | [diff] [blame] | 6243 | |
| 6244 | hci_dev_lock(hdev); |
| 6245 | |
| 6246 | if (cp->config) |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 6247 | changed = !hci_dev_test_and_set_flag(hdev, HCI_EXT_CONFIGURED); |
Marcel Holtmann | dbece37 | 2014-07-04 18:11:55 +0200 | [diff] [blame] | 6248 | else |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 6249 | changed = hci_dev_test_and_clear_flag(hdev, HCI_EXT_CONFIGURED); |
Marcel Holtmann | dbece37 | 2014-07-04 18:11:55 +0200 | [diff] [blame] | 6250 | |
| 6251 | err = send_options_rsp(sk, MGMT_OP_SET_EXTERNAL_CONFIG, hdev); |
| 6252 | if (err < 0) |
| 6253 | goto unlock; |
| 6254 | |
| 6255 | if (!changed) |
| 6256 | goto unlock; |
| 6257 | |
Marcel Holtmann | f4537c0 | 2014-07-04 19:06:23 +0200 | [diff] [blame] | 6258 | err = new_options(hdev, sk); |
| 6259 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 6260 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED) == is_configured(hdev)) { |
Marcel Holtmann | dbece37 | 2014-07-04 18:11:55 +0200 | [diff] [blame] | 6261 | mgmt_index_removed(hdev); |
Marcel Holtmann | d603b76 | 2014-07-06 12:11:14 +0200 | [diff] [blame] | 6262 | |
Marcel Holtmann | 516018a | 2015-03-13 02:11:04 -0700 | [diff] [blame] | 6263 | if (hci_dev_test_and_change_flag(hdev, HCI_UNCONFIGURED)) { |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 6264 | hci_dev_set_flag(hdev, HCI_CONFIG); |
| 6265 | hci_dev_set_flag(hdev, HCI_AUTO_OFF); |
Marcel Holtmann | d603b76 | 2014-07-06 12:11:14 +0200 | [diff] [blame] | 6266 | |
| 6267 | queue_work(hdev->req_workqueue, &hdev->power_on); |
| 6268 | } else { |
Marcel Holtmann | 5ea234d | 2014-07-06 12:11:16 +0200 | [diff] [blame] | 6269 | set_bit(HCI_RAW, &hdev->flags); |
Marcel Holtmann | d603b76 | 2014-07-06 12:11:14 +0200 | [diff] [blame] | 6270 | mgmt_index_added(hdev); |
| 6271 | } |
Marcel Holtmann | dbece37 | 2014-07-04 18:11:55 +0200 | [diff] [blame] | 6272 | } |
| 6273 | |
| 6274 | unlock: |
| 6275 | hci_dev_unlock(hdev); |
| 6276 | return err; |
| 6277 | } |
| 6278 | |
Marcel Holtmann | 9713c17 | 2014-07-06 12:11:15 +0200 | [diff] [blame] | 6279 | static int set_public_address(struct sock *sk, struct hci_dev *hdev, |
| 6280 | void *data, u16 len) |
| 6281 | { |
| 6282 | struct mgmt_cp_set_public_address *cp = data; |
| 6283 | bool changed; |
| 6284 | int err; |
| 6285 | |
| 6286 | BT_DBG("%s", hdev->name); |
| 6287 | |
| 6288 | if (hdev_is_powered(hdev)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6289 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, |
| 6290 | MGMT_STATUS_REJECTED); |
Marcel Holtmann | 9713c17 | 2014-07-06 12:11:15 +0200 | [diff] [blame] | 6291 | |
| 6292 | if (!bacmp(&cp->bdaddr, BDADDR_ANY)) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6293 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, |
| 6294 | MGMT_STATUS_INVALID_PARAMS); |
Marcel Holtmann | 9713c17 | 2014-07-06 12:11:15 +0200 | [diff] [blame] | 6295 | |
| 6296 | if (!hdev->set_bdaddr) |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6297 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, |
| 6298 | MGMT_STATUS_NOT_SUPPORTED); |
Marcel Holtmann | 9713c17 | 2014-07-06 12:11:15 +0200 | [diff] [blame] | 6299 | |
| 6300 | hci_dev_lock(hdev); |
| 6301 | |
| 6302 | changed = !!bacmp(&hdev->public_addr, &cp->bdaddr); |
| 6303 | bacpy(&hdev->public_addr, &cp->bdaddr); |
| 6304 | |
| 6305 | err = send_options_rsp(sk, MGMT_OP_SET_PUBLIC_ADDRESS, hdev); |
| 6306 | if (err < 0) |
| 6307 | goto unlock; |
| 6308 | |
| 6309 | if (!changed) |
| 6310 | goto unlock; |
| 6311 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 6312 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) |
Marcel Holtmann | 9713c17 | 2014-07-06 12:11:15 +0200 | [diff] [blame] | 6313 | err = new_options(hdev, sk); |
| 6314 | |
| 6315 | if (is_configured(hdev)) { |
| 6316 | mgmt_index_removed(hdev); |
| 6317 | |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 6318 | hci_dev_clear_flag(hdev, HCI_UNCONFIGURED); |
Marcel Holtmann | 9713c17 | 2014-07-06 12:11:15 +0200 | [diff] [blame] | 6319 | |
Marcel Holtmann | a1536da | 2015-03-13 02:11:01 -0700 | [diff] [blame] | 6320 | hci_dev_set_flag(hdev, HCI_CONFIG); |
| 6321 | hci_dev_set_flag(hdev, HCI_AUTO_OFF); |
Marcel Holtmann | 9713c17 | 2014-07-06 12:11:15 +0200 | [diff] [blame] | 6322 | |
| 6323 | queue_work(hdev->req_workqueue, &hdev->power_on); |
| 6324 | } |
| 6325 | |
| 6326 | unlock: |
| 6327 | hci_dev_unlock(hdev); |
| 6328 | return err; |
| 6329 | } |
| 6330 | |
Marcel Holtmann | bea4160 | 2015-03-14 22:43:17 -0700 | [diff] [blame] | 6331 | static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, |
| 6332 | u8 data_len) |
| 6333 | { |
| 6334 | eir[eir_len++] = sizeof(type) + data_len; |
| 6335 | eir[eir_len++] = type; |
| 6336 | memcpy(&eir[eir_len], data, data_len); |
| 6337 | eir_len += data_len; |
| 6338 | |
| 6339 | return eir_len; |
| 6340 | } |
| 6341 | |
Marcel Holtmann | 4f0f155 | 2015-03-14 22:43:19 -0700 | [diff] [blame] | 6342 | static int read_local_oob_ext_data(struct sock *sk, struct hci_dev *hdev, |
| 6343 | void *data, u16 data_len) |
| 6344 | { |
| 6345 | struct mgmt_cp_read_local_oob_ext_data *cp = data; |
| 6346 | struct mgmt_rp_read_local_oob_ext_data *rp; |
| 6347 | size_t rp_len; |
| 6348 | u16 eir_len; |
Marcel Holtmann | 0821a2c | 2015-03-16 01:10:23 -0700 | [diff] [blame] | 6349 | u8 status, flags, role, addr[7], hash[16], rand[16]; |
Marcel Holtmann | 4f0f155 | 2015-03-14 22:43:19 -0700 | [diff] [blame] | 6350 | int err; |
| 6351 | |
| 6352 | BT_DBG("%s", hdev->name); |
| 6353 | |
| 6354 | if (!hdev_is_powered(hdev)) |
| 6355 | return mgmt_cmd_complete(sk, hdev->id, |
| 6356 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, |
| 6357 | MGMT_STATUS_NOT_POWERED, |
| 6358 | &cp->type, sizeof(cp->type)); |
| 6359 | |
| 6360 | switch (cp->type) { |
| 6361 | case BIT(BDADDR_BREDR): |
| 6362 | status = mgmt_bredr_support(hdev); |
| 6363 | if (status) |
| 6364 | return mgmt_cmd_complete(sk, hdev->id, |
| 6365 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, |
| 6366 | status, &cp->type, |
| 6367 | sizeof(cp->type)); |
| 6368 | eir_len = 5; |
| 6369 | break; |
| 6370 | case (BIT(BDADDR_LE_PUBLIC) | BIT(BDADDR_LE_RANDOM)): |
| 6371 | status = mgmt_le_support(hdev); |
| 6372 | if (status) |
| 6373 | return mgmt_cmd_complete(sk, hdev->id, |
| 6374 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, |
| 6375 | status, &cp->type, |
| 6376 | sizeof(cp->type)); |
Marcel Holtmann | 0821a2c | 2015-03-16 01:10:23 -0700 | [diff] [blame] | 6377 | eir_len = 9 + 3 + 18 + 18 + 3; |
Marcel Holtmann | 4f0f155 | 2015-03-14 22:43:19 -0700 | [diff] [blame] | 6378 | break; |
| 6379 | default: |
| 6380 | return mgmt_cmd_complete(sk, hdev->id, |
| 6381 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, |
| 6382 | MGMT_STATUS_INVALID_PARAMS, |
| 6383 | &cp->type, sizeof(cp->type)); |
| 6384 | } |
| 6385 | |
| 6386 | hci_dev_lock(hdev); |
| 6387 | |
| 6388 | rp_len = sizeof(*rp) + eir_len; |
| 6389 | rp = kmalloc(rp_len, GFP_ATOMIC); |
| 6390 | if (!rp) { |
| 6391 | hci_dev_unlock(hdev); |
| 6392 | return -ENOMEM; |
| 6393 | } |
| 6394 | |
| 6395 | eir_len = 0; |
| 6396 | switch (cp->type) { |
| 6397 | case BIT(BDADDR_BREDR): |
| 6398 | eir_len = eir_append_data(rp->eir, eir_len, EIR_CLASS_OF_DEV, |
| 6399 | hdev->dev_class, 3); |
| 6400 | break; |
| 6401 | case (BIT(BDADDR_LE_PUBLIC) | BIT(BDADDR_LE_RANDOM)): |
Marcel Holtmann | 5082a59 | 2015-03-16 12:39:00 -0700 | [diff] [blame] | 6402 | if (hci_dev_test_flag(hdev, HCI_SC_ENABLED) && |
| 6403 | smp_generate_oob(hdev, hash, rand) < 0) { |
Marcel Holtmann | 0821a2c | 2015-03-16 01:10:23 -0700 | [diff] [blame] | 6404 | hci_dev_unlock(hdev); |
| 6405 | err = mgmt_cmd_complete(sk, hdev->id, |
Marcel Holtmann | 5082a59 | 2015-03-16 12:39:00 -0700 | [diff] [blame] | 6406 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, |
| 6407 | MGMT_STATUS_FAILED, |
| 6408 | &cp->type, sizeof(cp->type)); |
Marcel Holtmann | 0821a2c | 2015-03-16 01:10:23 -0700 | [diff] [blame] | 6409 | goto done; |
| 6410 | } |
| 6411 | |
Marcel Holtmann | 4f0f155 | 2015-03-14 22:43:19 -0700 | [diff] [blame] | 6412 | if (hci_dev_test_flag(hdev, HCI_PRIVACY)) { |
| 6413 | memcpy(addr, &hdev->rpa, 6); |
| 6414 | addr[6] = 0x01; |
| 6415 | } else if (hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) || |
| 6416 | !bacmp(&hdev->bdaddr, BDADDR_ANY) || |
| 6417 | (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && |
| 6418 | bacmp(&hdev->static_addr, BDADDR_ANY))) { |
| 6419 | memcpy(addr, &hdev->static_addr, 6); |
| 6420 | addr[6] = 0x01; |
| 6421 | } else { |
| 6422 | memcpy(addr, &hdev->bdaddr, 6); |
| 6423 | addr[6] = 0x00; |
| 6424 | } |
| 6425 | |
| 6426 | eir_len = eir_append_data(rp->eir, eir_len, EIR_LE_BDADDR, |
| 6427 | addr, sizeof(addr)); |
| 6428 | |
| 6429 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
| 6430 | role = 0x02; |
| 6431 | else |
| 6432 | role = 0x01; |
| 6433 | |
| 6434 | eir_len = eir_append_data(rp->eir, eir_len, EIR_LE_ROLE, |
| 6435 | &role, sizeof(role)); |
| 6436 | |
Marcel Holtmann | 5082a59 | 2015-03-16 12:39:00 -0700 | [diff] [blame] | 6437 | if (hci_dev_test_flag(hdev, HCI_SC_ENABLED)) { |
| 6438 | eir_len = eir_append_data(rp->eir, eir_len, |
| 6439 | EIR_LE_SC_CONFIRM, |
| 6440 | hash, sizeof(hash)); |
Marcel Holtmann | 0821a2c | 2015-03-16 01:10:23 -0700 | [diff] [blame] | 6441 | |
Marcel Holtmann | 5082a59 | 2015-03-16 12:39:00 -0700 | [diff] [blame] | 6442 | eir_len = eir_append_data(rp->eir, eir_len, |
| 6443 | EIR_LE_SC_RANDOM, |
| 6444 | rand, sizeof(rand)); |
| 6445 | } |
Marcel Holtmann | 0821a2c | 2015-03-16 01:10:23 -0700 | [diff] [blame] | 6446 | |
Marcel Holtmann | 4f0f155 | 2015-03-14 22:43:19 -0700 | [diff] [blame] | 6447 | flags = get_adv_discov_flags(hdev); |
| 6448 | |
| 6449 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
| 6450 | flags |= LE_AD_NO_BREDR; |
| 6451 | |
| 6452 | eir_len = eir_append_data(rp->eir, eir_len, EIR_FLAGS, |
| 6453 | &flags, sizeof(flags)); |
| 6454 | break; |
| 6455 | } |
| 6456 | |
| 6457 | rp->type = cp->type; |
| 6458 | rp->eir_len = cpu_to_le16(eir_len); |
| 6459 | |
| 6460 | hci_dev_unlock(hdev); |
| 6461 | |
Marcel Holtmann | 72000df | 2015-03-16 16:11:21 -0700 | [diff] [blame] | 6462 | hci_sock_set_flag(sk, HCI_MGMT_OOB_DATA_EVENTS); |
| 6463 | |
Marcel Holtmann | 4f0f155 | 2015-03-14 22:43:19 -0700 | [diff] [blame] | 6464 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_EXT_DATA, |
Marcel Holtmann | 5425f98 | 2015-03-16 16:05:44 -0700 | [diff] [blame] | 6465 | MGMT_STATUS_SUCCESS, rp, sizeof(*rp) + eir_len); |
Marcel Holtmann | 72000df | 2015-03-16 16:11:21 -0700 | [diff] [blame] | 6466 | if (err < 0) |
| 6467 | goto done; |
| 6468 | |
| 6469 | err = mgmt_limited_event(MGMT_EV_LOCAL_OOB_DATA_UPDATED, hdev, |
| 6470 | rp, sizeof(*rp) + eir_len, |
| 6471 | HCI_MGMT_OOB_DATA_EVENTS, sk); |
Marcel Holtmann | 4f0f155 | 2015-03-14 22:43:19 -0700 | [diff] [blame] | 6472 | |
Marcel Holtmann | 0821a2c | 2015-03-16 01:10:23 -0700 | [diff] [blame] | 6473 | done: |
Marcel Holtmann | 4f0f155 | 2015-03-14 22:43:19 -0700 | [diff] [blame] | 6474 | kfree(rp); |
| 6475 | |
| 6476 | return err; |
| 6477 | } |
| 6478 | |
Marcel Holtmann | d3d5305 | 2015-03-14 20:53:25 -0700 | [diff] [blame] | 6479 | static int read_adv_features(struct sock *sk, struct hci_dev *hdev, |
| 6480 | void *data, u16 data_len) |
| 6481 | { |
| 6482 | struct mgmt_rp_read_adv_features *rp; |
| 6483 | size_t rp_len; |
| 6484 | int err; |
| 6485 | |
| 6486 | BT_DBG("%s", hdev->name); |
| 6487 | |
| 6488 | hci_dev_lock(hdev); |
| 6489 | |
| 6490 | rp_len = sizeof(*rp); |
| 6491 | rp = kmalloc(rp_len, GFP_ATOMIC); |
| 6492 | if (!rp) { |
| 6493 | hci_dev_unlock(hdev); |
| 6494 | return -ENOMEM; |
| 6495 | } |
| 6496 | |
| 6497 | rp->supported_flags = cpu_to_le32(0); |
| 6498 | rp->max_adv_data_len = 31; |
| 6499 | rp->max_scan_rsp_len = 31; |
| 6500 | rp->max_instances = 0; |
| 6501 | rp->num_instances = 0; |
| 6502 | |
| 6503 | hci_dev_unlock(hdev); |
| 6504 | |
| 6505 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_ADV_FEATURES, |
| 6506 | MGMT_STATUS_SUCCESS, rp, rp_len); |
| 6507 | |
| 6508 | kfree(rp); |
| 6509 | |
| 6510 | return err; |
| 6511 | } |
| 6512 | |
Johan Hedberg | 6d785aa3 | 2015-03-06 21:08:51 +0200 | [diff] [blame] | 6513 | static const struct hci_mgmt_handler mgmt_handlers[] = { |
Johan Hedberg | 0f4e68c | 2012-02-28 17:18:30 +0200 | [diff] [blame] | 6514 | { NULL }, /* 0x0000 (no command) */ |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6515 | { read_version, MGMT_READ_VERSION_SIZE, |
Marcel Holtmann | c91041d | 2015-03-14 19:28:01 -0700 | [diff] [blame] | 6516 | HCI_MGMT_NO_HDEV | |
| 6517 | HCI_MGMT_UNTRUSTED }, |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6518 | { read_commands, MGMT_READ_COMMANDS_SIZE, |
Marcel Holtmann | c91041d | 2015-03-14 19:28:01 -0700 | [diff] [blame] | 6519 | HCI_MGMT_NO_HDEV | |
| 6520 | HCI_MGMT_UNTRUSTED }, |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6521 | { read_index_list, MGMT_READ_INDEX_LIST_SIZE, |
Marcel Holtmann | c91041d | 2015-03-14 19:28:01 -0700 | [diff] [blame] | 6522 | HCI_MGMT_NO_HDEV | |
| 6523 | HCI_MGMT_UNTRUSTED }, |
| 6524 | { read_controller_info, MGMT_READ_INFO_SIZE, |
| 6525 | HCI_MGMT_UNTRUSTED }, |
Marcel Holtmann | 7aea8616 | 2015-03-14 19:28:02 -0700 | [diff] [blame] | 6526 | { set_powered, MGMT_SETTING_SIZE }, |
| 6527 | { set_discoverable, MGMT_SET_DISCOVERABLE_SIZE }, |
| 6528 | { set_connectable, MGMT_SETTING_SIZE }, |
| 6529 | { set_fast_connectable, MGMT_SETTING_SIZE }, |
| 6530 | { set_bondable, MGMT_SETTING_SIZE }, |
| 6531 | { set_link_security, MGMT_SETTING_SIZE }, |
| 6532 | { set_ssp, MGMT_SETTING_SIZE }, |
| 6533 | { set_hs, MGMT_SETTING_SIZE }, |
| 6534 | { set_le, MGMT_SETTING_SIZE }, |
| 6535 | { set_dev_class, MGMT_SET_DEV_CLASS_SIZE }, |
| 6536 | { set_local_name, MGMT_SET_LOCAL_NAME_SIZE }, |
| 6537 | { add_uuid, MGMT_ADD_UUID_SIZE }, |
| 6538 | { remove_uuid, MGMT_REMOVE_UUID_SIZE }, |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6539 | { load_link_keys, MGMT_LOAD_LINK_KEYS_SIZE, |
| 6540 | HCI_MGMT_VAR_LEN }, |
| 6541 | { load_long_term_keys, MGMT_LOAD_LONG_TERM_KEYS_SIZE, |
| 6542 | HCI_MGMT_VAR_LEN }, |
Marcel Holtmann | 7aea8616 | 2015-03-14 19:28:02 -0700 | [diff] [blame] | 6543 | { disconnect, MGMT_DISCONNECT_SIZE }, |
| 6544 | { get_connections, MGMT_GET_CONNECTIONS_SIZE }, |
| 6545 | { pin_code_reply, MGMT_PIN_CODE_REPLY_SIZE }, |
| 6546 | { pin_code_neg_reply, MGMT_PIN_CODE_NEG_REPLY_SIZE }, |
| 6547 | { set_io_capability, MGMT_SET_IO_CAPABILITY_SIZE }, |
| 6548 | { pair_device, MGMT_PAIR_DEVICE_SIZE }, |
| 6549 | { cancel_pair_device, MGMT_CANCEL_PAIR_DEVICE_SIZE }, |
| 6550 | { unpair_device, MGMT_UNPAIR_DEVICE_SIZE }, |
| 6551 | { user_confirm_reply, MGMT_USER_CONFIRM_REPLY_SIZE }, |
| 6552 | { user_confirm_neg_reply, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, |
| 6553 | { user_passkey_reply, MGMT_USER_PASSKEY_REPLY_SIZE }, |
| 6554 | { user_passkey_neg_reply, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6555 | { read_local_oob_data, MGMT_READ_LOCAL_OOB_DATA_SIZE }, |
| 6556 | { add_remote_oob_data, MGMT_ADD_REMOTE_OOB_DATA_SIZE, |
| 6557 | HCI_MGMT_VAR_LEN }, |
Marcel Holtmann | 7aea8616 | 2015-03-14 19:28:02 -0700 | [diff] [blame] | 6558 | { remove_remote_oob_data, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, |
| 6559 | { start_discovery, MGMT_START_DISCOVERY_SIZE }, |
| 6560 | { stop_discovery, MGMT_STOP_DISCOVERY_SIZE }, |
| 6561 | { confirm_name, MGMT_CONFIRM_NAME_SIZE }, |
| 6562 | { block_device, MGMT_BLOCK_DEVICE_SIZE }, |
| 6563 | { unblock_device, MGMT_UNBLOCK_DEVICE_SIZE }, |
| 6564 | { set_device_id, MGMT_SET_DEVICE_ID_SIZE }, |
| 6565 | { set_advertising, MGMT_SETTING_SIZE }, |
| 6566 | { set_bredr, MGMT_SETTING_SIZE }, |
| 6567 | { set_static_address, MGMT_SET_STATIC_ADDRESS_SIZE }, |
| 6568 | { set_scan_params, MGMT_SET_SCAN_PARAMS_SIZE }, |
| 6569 | { set_secure_conn, MGMT_SETTING_SIZE }, |
| 6570 | { set_debug_keys, MGMT_SETTING_SIZE }, |
| 6571 | { set_privacy, MGMT_SET_PRIVACY_SIZE }, |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6572 | { load_irks, MGMT_LOAD_IRKS_SIZE, |
| 6573 | HCI_MGMT_VAR_LEN }, |
Marcel Holtmann | 7aea8616 | 2015-03-14 19:28:02 -0700 | [diff] [blame] | 6574 | { get_conn_info, MGMT_GET_CONN_INFO_SIZE }, |
| 6575 | { get_clock_info, MGMT_GET_CLOCK_INFO_SIZE }, |
| 6576 | { add_device, MGMT_ADD_DEVICE_SIZE }, |
| 6577 | { remove_device, MGMT_REMOVE_DEVICE_SIZE }, |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6578 | { load_conn_param, MGMT_LOAD_CONN_PARAM_SIZE, |
| 6579 | HCI_MGMT_VAR_LEN }, |
| 6580 | { read_unconf_index_list, MGMT_READ_UNCONF_INDEX_LIST_SIZE, |
Marcel Holtmann | c91041d | 2015-03-14 19:28:01 -0700 | [diff] [blame] | 6581 | HCI_MGMT_NO_HDEV | |
| 6582 | HCI_MGMT_UNTRUSTED }, |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6583 | { read_config_info, MGMT_READ_CONFIG_INFO_SIZE, |
Marcel Holtmann | c91041d | 2015-03-14 19:28:01 -0700 | [diff] [blame] | 6584 | HCI_MGMT_UNCONFIGURED | |
| 6585 | HCI_MGMT_UNTRUSTED }, |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6586 | { set_external_config, MGMT_SET_EXTERNAL_CONFIG_SIZE, |
| 6587 | HCI_MGMT_UNCONFIGURED }, |
| 6588 | { set_public_address, MGMT_SET_PUBLIC_ADDRESS_SIZE, |
| 6589 | HCI_MGMT_UNCONFIGURED }, |
| 6590 | { start_service_discovery, MGMT_START_SERVICE_DISCOVERY_SIZE, |
| 6591 | HCI_MGMT_VAR_LEN }, |
Marcel Holtmann | 4f0f155 | 2015-03-14 22:43:19 -0700 | [diff] [blame] | 6592 | { read_local_oob_ext_data, MGMT_READ_LOCAL_OOB_EXT_DATA_SIZE }, |
Marcel Holtmann | 96f1474 | 2015-03-14 19:27:57 -0700 | [diff] [blame] | 6593 | { read_ext_index_list, MGMT_READ_EXT_INDEX_LIST_SIZE, |
Marcel Holtmann | c91041d | 2015-03-14 19:28:01 -0700 | [diff] [blame] | 6594 | HCI_MGMT_NO_HDEV | |
| 6595 | HCI_MGMT_UNTRUSTED }, |
Marcel Holtmann | d3d5305 | 2015-03-14 20:53:25 -0700 | [diff] [blame] | 6596 | { read_adv_features, MGMT_READ_ADV_FEATURES_SIZE }, |
Johan Hedberg | 0f4e68c | 2012-02-28 17:18:30 +0200 | [diff] [blame] | 6597 | }; |
| 6598 | |
Johan Hedberg | 6d785aa3 | 2015-03-06 21:08:51 +0200 | [diff] [blame] | 6599 | int mgmt_control(struct hci_mgmt_chan *chan, struct sock *sk, |
| 6600 | struct msghdr *msg, size_t msglen) |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 6601 | { |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 6602 | void *buf; |
| 6603 | u8 *cp; |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 6604 | struct mgmt_hdr *hdr; |
Szymon Janc | 4e51eae | 2011-02-25 19:05:48 +0100 | [diff] [blame] | 6605 | u16 opcode, index, len; |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 6606 | struct hci_dev *hdev = NULL; |
Johan Hedberg | 6d785aa3 | 2015-03-06 21:08:51 +0200 | [diff] [blame] | 6607 | const struct hci_mgmt_handler *handler; |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6608 | bool var_len, no_hdev; |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 6609 | int err; |
| 6610 | |
| 6611 | BT_DBG("got %zu bytes", msglen); |
| 6612 | |
| 6613 | if (msglen < sizeof(*hdr)) |
| 6614 | return -EINVAL; |
| 6615 | |
Gustavo F. Padovan | e63a15e | 2011-04-04 18:56:53 -0300 | [diff] [blame] | 6616 | buf = kmalloc(msglen, GFP_KERNEL); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 6617 | if (!buf) |
| 6618 | return -ENOMEM; |
| 6619 | |
Al Viro | 6ce8e9c | 2014-04-06 21:25:44 -0400 | [diff] [blame] | 6620 | if (memcpy_from_msg(buf, msg, msglen)) { |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 6621 | err = -EFAULT; |
| 6622 | goto done; |
| 6623 | } |
| 6624 | |
Vinicius Costa Gomes | 650f726 | 2012-02-02 21:07:59 -0300 | [diff] [blame] | 6625 | hdr = buf; |
Marcel Holtmann | 1f350c8 | 2012-03-12 20:31:08 -0700 | [diff] [blame] | 6626 | opcode = __le16_to_cpu(hdr->opcode); |
| 6627 | index = __le16_to_cpu(hdr->index); |
| 6628 | len = __le16_to_cpu(hdr->len); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 6629 | |
| 6630 | if (len != msglen - sizeof(*hdr)) { |
| 6631 | err = -EINVAL; |
| 6632 | goto done; |
| 6633 | } |
| 6634 | |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6635 | if (opcode >= chan->handler_count || |
| 6636 | chan->handlers[opcode].func == NULL) { |
| 6637 | BT_DBG("Unknown op %u", opcode); |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6638 | err = mgmt_cmd_status(sk, index, opcode, |
| 6639 | MGMT_STATUS_UNKNOWN_COMMAND); |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6640 | goto done; |
| 6641 | } |
| 6642 | |
| 6643 | handler = &chan->handlers[opcode]; |
| 6644 | |
Marcel Holtmann | c927a10 | 2015-03-14 19:28:03 -0700 | [diff] [blame] | 6645 | if (!hci_sock_test_flag(sk, HCI_SOCK_TRUSTED) && |
| 6646 | !(handler->flags & HCI_MGMT_UNTRUSTED)) { |
| 6647 | err = mgmt_cmd_status(sk, index, opcode, |
| 6648 | MGMT_STATUS_PERMISSION_DENIED); |
| 6649 | goto done; |
| 6650 | } |
| 6651 | |
Johan Hedberg | 0f4e68c | 2012-02-28 17:18:30 +0200 | [diff] [blame] | 6652 | if (index != MGMT_INDEX_NONE) { |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 6653 | hdev = hci_dev_get(index); |
| 6654 | if (!hdev) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6655 | err = mgmt_cmd_status(sk, index, opcode, |
| 6656 | MGMT_STATUS_INVALID_INDEX); |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 6657 | goto done; |
| 6658 | } |
Marcel Holtmann | 0736cfa | 2013-08-26 21:40:51 -0700 | [diff] [blame] | 6659 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 6660 | if (hci_dev_test_flag(hdev, HCI_SETUP) || |
| 6661 | hci_dev_test_flag(hdev, HCI_CONFIG) || |
| 6662 | hci_dev_test_flag(hdev, HCI_USER_CHANNEL)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6663 | err = mgmt_cmd_status(sk, index, opcode, |
| 6664 | MGMT_STATUS_INVALID_INDEX); |
Marcel Holtmann | 0736cfa | 2013-08-26 21:40:51 -0700 | [diff] [blame] | 6665 | goto done; |
| 6666 | } |
Marcel Holtmann | 42a9bc14 | 2014-07-04 16:54:40 +0200 | [diff] [blame] | 6667 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 6668 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED) && |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6669 | !(handler->flags & HCI_MGMT_UNCONFIGURED)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6670 | err = mgmt_cmd_status(sk, index, opcode, |
| 6671 | MGMT_STATUS_INVALID_INDEX); |
Marcel Holtmann | 42a9bc14 | 2014-07-04 16:54:40 +0200 | [diff] [blame] | 6672 | goto done; |
| 6673 | } |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 6674 | } |
| 6675 | |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6676 | no_hdev = (handler->flags & HCI_MGMT_NO_HDEV); |
| 6677 | if (no_hdev != !hdev) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6678 | err = mgmt_cmd_status(sk, index, opcode, |
| 6679 | MGMT_STATUS_INVALID_INDEX); |
Marcel Holtmann | 73d1df2 | 2014-07-02 22:10:52 +0200 | [diff] [blame] | 6680 | goto done; |
| 6681 | } |
| 6682 | |
Johan Hedberg | b9a245fb | 2015-03-06 21:08:52 +0200 | [diff] [blame] | 6683 | var_len = (handler->flags & HCI_MGMT_VAR_LEN); |
| 6684 | if ((var_len && len < handler->data_len) || |
| 6685 | (!var_len && len != handler->data_len)) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6686 | err = mgmt_cmd_status(sk, index, opcode, |
| 6687 | MGMT_STATUS_INVALID_PARAMS); |
Johan Hedberg | be22b54 | 2012-03-01 22:24:41 +0200 | [diff] [blame] | 6688 | goto done; |
| 6689 | } |
| 6690 | |
Johan Hedberg | 0f4e68c | 2012-02-28 17:18:30 +0200 | [diff] [blame] | 6691 | if (hdev) |
| 6692 | mgmt_init_hdev(sk, hdev); |
| 6693 | |
| 6694 | cp = buf + sizeof(*hdr); |
| 6695 | |
Johan Hedberg | be22b54 | 2012-03-01 22:24:41 +0200 | [diff] [blame] | 6696 | err = handler->func(sk, hdev, cp, len); |
Johan Hedberg | e41d8b4 | 2010-12-13 21:07:03 +0200 | [diff] [blame] | 6697 | if (err < 0) |
| 6698 | goto done; |
| 6699 | |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 6700 | err = msglen; |
| 6701 | |
| 6702 | done: |
Johan Hedberg | bdb6d97 | 2012-02-28 06:13:32 +0200 | [diff] [blame] | 6703 | if (hdev) |
| 6704 | hci_dev_put(hdev); |
| 6705 | |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 6706 | kfree(buf); |
| 6707 | return err; |
| 6708 | } |
Johan Hedberg | c71e97b | 2010-12-13 21:07:07 +0200 | [diff] [blame] | 6709 | |
Marcel Holtmann | bf6b56d | 2013-10-06 23:55:45 -0700 | [diff] [blame] | 6710 | void mgmt_index_added(struct hci_dev *hdev) |
Johan Hedberg | c71e97b | 2010-12-13 21:07:07 +0200 | [diff] [blame] | 6711 | { |
Marcel Holtmann | ced8554 | 2015-03-14 19:27:56 -0700 | [diff] [blame] | 6712 | struct mgmt_ev_ext_index ev; |
Andrei Emeltchenko | bb4b2a9 | 2012-07-19 17:03:40 +0300 | [diff] [blame] | 6713 | |
Marcel Holtmann | 0602a8a | 2014-07-02 21:30:54 +0200 | [diff] [blame] | 6714 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) |
| 6715 | return; |
| 6716 | |
Marcel Holtmann | f920733 | 2015-03-14 19:27:55 -0700 | [diff] [blame] | 6717 | switch (hdev->dev_type) { |
| 6718 | case HCI_BREDR: |
| 6719 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) { |
| 6720 | mgmt_index_event(MGMT_EV_UNCONF_INDEX_ADDED, hdev, |
| 6721 | NULL, 0, HCI_MGMT_UNCONF_INDEX_EVENTS); |
Marcel Holtmann | ced8554 | 2015-03-14 19:27:56 -0700 | [diff] [blame] | 6722 | ev.type = 0x01; |
Marcel Holtmann | f920733 | 2015-03-14 19:27:55 -0700 | [diff] [blame] | 6723 | } else { |
| 6724 | mgmt_index_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, |
| 6725 | HCI_MGMT_INDEX_EVENTS); |
Marcel Holtmann | ced8554 | 2015-03-14 19:27:56 -0700 | [diff] [blame] | 6726 | ev.type = 0x00; |
Marcel Holtmann | f920733 | 2015-03-14 19:27:55 -0700 | [diff] [blame] | 6727 | } |
| 6728 | break; |
Marcel Holtmann | ced8554 | 2015-03-14 19:27:56 -0700 | [diff] [blame] | 6729 | case HCI_AMP: |
| 6730 | ev.type = 0x02; |
| 6731 | break; |
| 6732 | default: |
| 6733 | return; |
Marcel Holtmann | f920733 | 2015-03-14 19:27:55 -0700 | [diff] [blame] | 6734 | } |
Marcel Holtmann | ced8554 | 2015-03-14 19:27:56 -0700 | [diff] [blame] | 6735 | |
| 6736 | ev.bus = hdev->bus; |
| 6737 | |
| 6738 | mgmt_index_event(MGMT_EV_EXT_INDEX_ADDED, hdev, &ev, sizeof(ev), |
| 6739 | HCI_MGMT_EXT_INDEX_EVENTS); |
Johan Hedberg | c71e97b | 2010-12-13 21:07:07 +0200 | [diff] [blame] | 6740 | } |
| 6741 | |
Marcel Holtmann | bf6b56d | 2013-10-06 23:55:45 -0700 | [diff] [blame] | 6742 | void mgmt_index_removed(struct hci_dev *hdev) |
Johan Hedberg | c71e97b | 2010-12-13 21:07:07 +0200 | [diff] [blame] | 6743 | { |
Marcel Holtmann | ced8554 | 2015-03-14 19:27:56 -0700 | [diff] [blame] | 6744 | struct mgmt_ev_ext_index ev; |
Johan Hedberg | 5f15903 | 2012-03-02 03:13:19 +0200 | [diff] [blame] | 6745 | u8 status = MGMT_STATUS_INVALID_INDEX; |
Johan Hedberg | b24752f | 2011-11-03 14:40:33 +0200 | [diff] [blame] | 6746 | |
Marcel Holtmann | 0602a8a | 2014-07-02 21:30:54 +0200 | [diff] [blame] | 6747 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) |
| 6748 | return; |
| 6749 | |
Marcel Holtmann | f920733 | 2015-03-14 19:27:55 -0700 | [diff] [blame] | 6750 | switch (hdev->dev_type) { |
| 6751 | case HCI_BREDR: |
| 6752 | mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status); |
Johan Hedberg | b24752f | 2011-11-03 14:40:33 +0200 | [diff] [blame] | 6753 | |
Marcel Holtmann | f920733 | 2015-03-14 19:27:55 -0700 | [diff] [blame] | 6754 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) { |
| 6755 | mgmt_index_event(MGMT_EV_UNCONF_INDEX_REMOVED, hdev, |
| 6756 | NULL, 0, HCI_MGMT_UNCONF_INDEX_EVENTS); |
Marcel Holtmann | ced8554 | 2015-03-14 19:27:56 -0700 | [diff] [blame] | 6757 | ev.type = 0x01; |
Marcel Holtmann | f920733 | 2015-03-14 19:27:55 -0700 | [diff] [blame] | 6758 | } else { |
| 6759 | mgmt_index_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, |
| 6760 | HCI_MGMT_INDEX_EVENTS); |
Marcel Holtmann | ced8554 | 2015-03-14 19:27:56 -0700 | [diff] [blame] | 6761 | ev.type = 0x00; |
Marcel Holtmann | f920733 | 2015-03-14 19:27:55 -0700 | [diff] [blame] | 6762 | } |
| 6763 | break; |
Marcel Holtmann | ced8554 | 2015-03-14 19:27:56 -0700 | [diff] [blame] | 6764 | case HCI_AMP: |
| 6765 | ev.type = 0x02; |
| 6766 | break; |
| 6767 | default: |
| 6768 | return; |
Marcel Holtmann | f920733 | 2015-03-14 19:27:55 -0700 | [diff] [blame] | 6769 | } |
Marcel Holtmann | ced8554 | 2015-03-14 19:27:56 -0700 | [diff] [blame] | 6770 | |
| 6771 | ev.bus = hdev->bus; |
| 6772 | |
| 6773 | mgmt_index_event(MGMT_EV_EXT_INDEX_REMOVED, hdev, &ev, sizeof(ev), |
| 6774 | HCI_MGMT_EXT_INDEX_EVENTS); |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 6775 | } |
| 6776 | |
Andre Guedes | 6046dc3 | 2014-02-26 20:21:51 -0300 | [diff] [blame] | 6777 | /* This function requires the caller holds hdev->lock */ |
Johan Hedberg | 2cf2221 | 2014-12-19 22:26:00 +0200 | [diff] [blame] | 6778 | static void restart_le_actions(struct hci_request *req) |
Andre Guedes | 6046dc3 | 2014-02-26 20:21:51 -0300 | [diff] [blame] | 6779 | { |
Johan Hedberg | 2cf2221 | 2014-12-19 22:26:00 +0200 | [diff] [blame] | 6780 | struct hci_dev *hdev = req->hdev; |
Andre Guedes | 6046dc3 | 2014-02-26 20:21:51 -0300 | [diff] [blame] | 6781 | struct hci_conn_params *p; |
| 6782 | |
| 6783 | list_for_each_entry(p, &hdev->le_conn_params, list) { |
Johan Hedberg | d7347f3 | 2014-07-04 12:37:23 +0300 | [diff] [blame] | 6784 | /* Needed for AUTO_OFF case where might not "really" |
| 6785 | * have been powered off. |
| 6786 | */ |
| 6787 | list_del_init(&p->action); |
| 6788 | |
| 6789 | switch (p->auto_connect) { |
Marcel Holtmann | 4b9e7e7 | 2014-07-23 21:55:23 +0200 | [diff] [blame] | 6790 | case HCI_AUTO_CONN_DIRECT: |
Johan Hedberg | d7347f3 | 2014-07-04 12:37:23 +0300 | [diff] [blame] | 6791 | case HCI_AUTO_CONN_ALWAYS: |
| 6792 | list_add(&p->action, &hdev->pend_le_conns); |
| 6793 | break; |
| 6794 | case HCI_AUTO_CONN_REPORT: |
| 6795 | list_add(&p->action, &hdev->pend_le_reports); |
| 6796 | break; |
| 6797 | default: |
| 6798 | break; |
Marcel Holtmann | c83ed19 | 2014-07-01 19:28:24 +0200 | [diff] [blame] | 6799 | } |
Andre Guedes | 6046dc3 | 2014-02-26 20:21:51 -0300 | [diff] [blame] | 6800 | } |
Marcel Holtmann | c83ed19 | 2014-07-01 19:28:24 +0200 | [diff] [blame] | 6801 | |
Johan Hedberg | 2cf2221 | 2014-12-19 22:26:00 +0200 | [diff] [blame] | 6802 | __hci_update_background_scan(req); |
Andre Guedes | 6046dc3 | 2014-02-26 20:21:51 -0300 | [diff] [blame] | 6803 | } |
| 6804 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 6805 | static void powered_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
Johan Hedberg | 229ab39 | 2013-03-15 17:06:53 -0500 | [diff] [blame] | 6806 | { |
| 6807 | struct cmd_lookup match = { NULL, hdev }; |
| 6808 | |
| 6809 | BT_DBG("status 0x%02x", status); |
| 6810 | |
Marcel Holtmann | 162a3ba | 2015-01-14 15:43:11 -0800 | [diff] [blame] | 6811 | if (!status) { |
| 6812 | /* Register the available SMP channels (BR/EDR and LE) only |
| 6813 | * when successfully powering on the controller. This late |
| 6814 | * registration is required so that LE SMP can clearly |
| 6815 | * decide if the public address or static address is used. |
| 6816 | */ |
| 6817 | smp_register(hdev); |
| 6818 | } |
| 6819 | |
Johan Hedberg | 229ab39 | 2013-03-15 17:06:53 -0500 | [diff] [blame] | 6820 | hci_dev_lock(hdev); |
| 6821 | |
| 6822 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
| 6823 | |
| 6824 | new_settings(hdev, match.sk); |
| 6825 | |
| 6826 | hci_dev_unlock(hdev); |
| 6827 | |
| 6828 | if (match.sk) |
| 6829 | sock_put(match.sk); |
| 6830 | } |
| 6831 | |
Johan Hedberg | 70da624 | 2013-03-15 17:06:51 -0500 | [diff] [blame] | 6832 | static int powered_update_hci(struct hci_dev *hdev) |
| 6833 | { |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 6834 | struct hci_request req; |
Johan Hedberg | 70da624 | 2013-03-15 17:06:51 -0500 | [diff] [blame] | 6835 | u8 link_sec; |
| 6836 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 6837 | hci_req_init(&req, hdev); |
| 6838 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 6839 | if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED) && |
Johan Hedberg | 70da624 | 2013-03-15 17:06:51 -0500 | [diff] [blame] | 6840 | !lmp_host_ssp_capable(hdev)) { |
Marcel Holtmann | 574ea3c | 2015-01-22 11:15:20 -0800 | [diff] [blame] | 6841 | u8 mode = 0x01; |
Johan Hedberg | 70da624 | 2013-03-15 17:06:51 -0500 | [diff] [blame] | 6842 | |
Marcel Holtmann | 574ea3c | 2015-01-22 11:15:20 -0800 | [diff] [blame] | 6843 | hci_req_add(&req, HCI_OP_WRITE_SSP_MODE, sizeof(mode), &mode); |
Johan Hedberg | 70da624 | 2013-03-15 17:06:51 -0500 | [diff] [blame] | 6844 | |
Marcel Holtmann | 574ea3c | 2015-01-22 11:15:20 -0800 | [diff] [blame] | 6845 | if (bredr_sc_enabled(hdev) && !lmp_host_sc_capable(hdev)) { |
| 6846 | u8 support = 0x01; |
| 6847 | |
| 6848 | hci_req_add(&req, HCI_OP_WRITE_SC_SUPPORT, |
| 6849 | sizeof(support), &support); |
| 6850 | } |
Johan Hedberg | ec6f99b | 2014-12-12 13:30:11 +0200 | [diff] [blame] | 6851 | } |
| 6852 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 6853 | if (hci_dev_test_flag(hdev, HCI_LE_ENABLED) && |
Johan Hedberg | c73eee9 | 2013-04-19 18:35:21 +0300 | [diff] [blame] | 6854 | lmp_bredr_capable(hdev)) { |
Johan Hedberg | 70da624 | 2013-03-15 17:06:51 -0500 | [diff] [blame] | 6855 | struct hci_cp_write_le_host_supported cp; |
| 6856 | |
Marcel Holtmann | 32226e4 | 2014-07-24 20:04:16 +0200 | [diff] [blame] | 6857 | cp.le = 0x01; |
| 6858 | cp.simul = 0x00; |
Johan Hedberg | 70da624 | 2013-03-15 17:06:51 -0500 | [diff] [blame] | 6859 | |
| 6860 | /* Check first if we already have the right |
| 6861 | * host state (host features set) |
| 6862 | */ |
| 6863 | if (cp.le != lmp_host_le_capable(hdev) || |
| 6864 | cp.simul != lmp_host_le_br_capable(hdev)) |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 6865 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, |
| 6866 | sizeof(cp), &cp); |
Johan Hedberg | 70da624 | 2013-03-15 17:06:51 -0500 | [diff] [blame] | 6867 | } |
| 6868 | |
Marcel Holtmann | d13eafc | 2013-10-02 04:41:30 -0700 | [diff] [blame] | 6869 | if (lmp_le_capable(hdev)) { |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 6870 | /* Make sure the controller has a good default for |
| 6871 | * advertising data. This also applies to the case |
| 6872 | * where BR/EDR was toggled during the AUTO_OFF phase. |
| 6873 | */ |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 6874 | if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) { |
Marcel Holtmann | 5947f4b | 2013-10-16 00:16:50 -0700 | [diff] [blame] | 6875 | update_adv_data(&req); |
Marcel Holtmann | f14d8f6 | 2013-10-16 00:16:48 -0700 | [diff] [blame] | 6876 | update_scan_rsp_data(&req); |
| 6877 | } |
Marcel Holtmann | 441ad2d | 2013-10-15 06:33:52 -0700 | [diff] [blame] | 6878 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 6879 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
Marcel Holtmann | bba3aa5 | 2013-10-06 02:55:21 -0700 | [diff] [blame] | 6880 | enable_advertising(&req); |
Johan Hedberg | 2cf2221 | 2014-12-19 22:26:00 +0200 | [diff] [blame] | 6881 | |
| 6882 | restart_le_actions(&req); |
Johan Hedberg | eeca6f8 | 2013-09-25 13:26:09 +0300 | [diff] [blame] | 6883 | } |
| 6884 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 6885 | link_sec = hci_dev_test_flag(hdev, HCI_LINK_SECURITY); |
Johan Hedberg | 70da624 | 2013-03-15 17:06:51 -0500 | [diff] [blame] | 6886 | if (link_sec != test_bit(HCI_AUTH, &hdev->flags)) |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 6887 | hci_req_add(&req, HCI_OP_WRITE_AUTH_ENABLE, |
| 6888 | sizeof(link_sec), &link_sec); |
Johan Hedberg | 70da624 | 2013-03-15 17:06:51 -0500 | [diff] [blame] | 6889 | |
| 6890 | if (lmp_bredr_capable(hdev)) { |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 6891 | if (hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE)) |
Johan Hedberg | 406ef2a | 2015-03-10 20:14:27 +0200 | [diff] [blame] | 6892 | write_fast_connectable(&req, true); |
| 6893 | else |
| 6894 | write_fast_connectable(&req, false); |
Johan Hedberg | 1d2dc5b | 2014-12-19 13:40:19 +0200 | [diff] [blame] | 6895 | __hci_update_page_scan(&req); |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 6896 | update_class(&req); |
Johan Hedberg | 1392897 | 2013-03-15 17:07:00 -0500 | [diff] [blame] | 6897 | update_name(&req); |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 6898 | update_eir(&req); |
Johan Hedberg | 70da624 | 2013-03-15 17:06:51 -0500 | [diff] [blame] | 6899 | } |
| 6900 | |
Johan Hedberg | 229ab39 | 2013-03-15 17:06:53 -0500 | [diff] [blame] | 6901 | return hci_req_run(&req, powered_complete); |
Johan Hedberg | 70da624 | 2013-03-15 17:06:51 -0500 | [diff] [blame] | 6902 | } |
| 6903 | |
Johan Hedberg | 744cf19 | 2011-11-08 20:40:14 +0200 | [diff] [blame] | 6904 | int mgmt_powered(struct hci_dev *hdev, u8 powered) |
Johan Hedberg | 5add6af | 2010-12-16 10:00:37 +0200 | [diff] [blame] | 6905 | { |
Johan Hedberg | 76a7f3a | 2012-02-17 00:34:40 +0200 | [diff] [blame] | 6906 | struct cmd_lookup match = { NULL, hdev }; |
Johan Hedberg | 9845904 | 2014-12-12 11:15:21 +0200 | [diff] [blame] | 6907 | u8 status, zero_cod[] = { 0, 0, 0 }; |
Johan Hedberg | 7bb895d | 2012-02-17 01:20:00 +0200 | [diff] [blame] | 6908 | int err; |
Johan Hedberg | 5add6af | 2010-12-16 10:00:37 +0200 | [diff] [blame] | 6909 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 6910 | if (!hci_dev_test_flag(hdev, HCI_MGMT)) |
Johan Hedberg | 5e5282b | 2012-02-21 16:01:30 +0200 | [diff] [blame] | 6911 | return 0; |
| 6912 | |
Johan Hedberg | 5e5282b | 2012-02-21 16:01:30 +0200 | [diff] [blame] | 6913 | if (powered) { |
Johan Hedberg | 229ab39 | 2013-03-15 17:06:53 -0500 | [diff] [blame] | 6914 | if (powered_update_hci(hdev) == 0) |
| 6915 | return 0; |
Johan Hedberg | fe03888 | 2013-01-16 16:15:34 +0200 | [diff] [blame] | 6916 | |
Johan Hedberg | 229ab39 | 2013-03-15 17:06:53 -0500 | [diff] [blame] | 6917 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, |
| 6918 | &match); |
| 6919 | goto new_settings; |
Johan Hedberg | b24752f | 2011-11-03 14:40:33 +0200 | [diff] [blame] | 6920 | } |
| 6921 | |
Johan Hedberg | 229ab39 | 2013-03-15 17:06:53 -0500 | [diff] [blame] | 6922 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
Johan Hedberg | 9845904 | 2014-12-12 11:15:21 +0200 | [diff] [blame] | 6923 | |
| 6924 | /* If the power off is because of hdev unregistration let |
| 6925 | * use the appropriate INVALID_INDEX status. Otherwise use |
| 6926 | * NOT_POWERED. We cover both scenarios here since later in |
| 6927 | * mgmt_index_removed() any hci_conn callbacks will have already |
| 6928 | * been triggered, potentially causing misleading DISCONNECTED |
| 6929 | * status responses. |
| 6930 | */ |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 6931 | if (hci_dev_test_flag(hdev, HCI_UNREGISTER)) |
Johan Hedberg | 9845904 | 2014-12-12 11:15:21 +0200 | [diff] [blame] | 6932 | status = MGMT_STATUS_INVALID_INDEX; |
| 6933 | else |
| 6934 | status = MGMT_STATUS_NOT_POWERED; |
| 6935 | |
| 6936 | mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status); |
Johan Hedberg | 229ab39 | 2013-03-15 17:06:53 -0500 | [diff] [blame] | 6937 | |
| 6938 | if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) |
Marcel Holtmann | f6b7712 | 2015-03-14 19:28:05 -0700 | [diff] [blame] | 6939 | mgmt_generic_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, |
| 6940 | zero_cod, sizeof(zero_cod), NULL); |
Johan Hedberg | 229ab39 | 2013-03-15 17:06:53 -0500 | [diff] [blame] | 6941 | |
| 6942 | new_settings: |
Johan Hedberg | beadb2b | 2012-02-21 16:55:31 +0200 | [diff] [blame] | 6943 | err = new_settings(hdev, match.sk); |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 6944 | |
| 6945 | if (match.sk) |
| 6946 | sock_put(match.sk); |
| 6947 | |
Johan Hedberg | 7bb895d | 2012-02-17 01:20:00 +0200 | [diff] [blame] | 6948 | return err; |
Johan Hedberg | 5add6af | 2010-12-16 10:00:37 +0200 | [diff] [blame] | 6949 | } |
Johan Hedberg | 73f22f6 | 2010-12-29 16:00:25 +0200 | [diff] [blame] | 6950 | |
Marcel Holtmann | 3eec705 | 2013-10-06 23:55:46 -0700 | [diff] [blame] | 6951 | void mgmt_set_powered_failed(struct hci_dev *hdev, int err) |
Johan Hedberg | 96570ff | 2013-05-29 09:51:29 +0300 | [diff] [blame] | 6952 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 6953 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 96570ff | 2013-05-29 09:51:29 +0300 | [diff] [blame] | 6954 | u8 status; |
| 6955 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 6956 | cmd = pending_find(MGMT_OP_SET_POWERED, hdev); |
Johan Hedberg | 96570ff | 2013-05-29 09:51:29 +0300 | [diff] [blame] | 6957 | if (!cmd) |
Marcel Holtmann | 3eec705 | 2013-10-06 23:55:46 -0700 | [diff] [blame] | 6958 | return; |
Johan Hedberg | 96570ff | 2013-05-29 09:51:29 +0300 | [diff] [blame] | 6959 | |
| 6960 | if (err == -ERFKILL) |
| 6961 | status = MGMT_STATUS_RFKILLED; |
| 6962 | else |
| 6963 | status = MGMT_STATUS_FAILED; |
| 6964 | |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 6965 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status); |
Johan Hedberg | 96570ff | 2013-05-29 09:51:29 +0300 | [diff] [blame] | 6966 | |
| 6967 | mgmt_pending_remove(cmd); |
Johan Hedberg | 96570ff | 2013-05-29 09:51:29 +0300 | [diff] [blame] | 6968 | } |
| 6969 | |
Marcel Holtmann | d1967ff | 2013-10-15 10:57:40 -0700 | [diff] [blame] | 6970 | void mgmt_discoverable_timeout(struct hci_dev *hdev) |
| 6971 | { |
| 6972 | struct hci_request req; |
Marcel Holtmann | d1967ff | 2013-10-15 10:57:40 -0700 | [diff] [blame] | 6973 | |
| 6974 | hci_dev_lock(hdev); |
| 6975 | |
| 6976 | /* When discoverable timeout triggers, then just make sure |
| 6977 | * the limited discoverable flag is cleared. Even in the case |
| 6978 | * of a timeout triggered from general discoverable, it is |
| 6979 | * safe to unconditionally clear the flag. |
| 6980 | */ |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 6981 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
| 6982 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); |
Marcel Holtmann | d1967ff | 2013-10-15 10:57:40 -0700 | [diff] [blame] | 6983 | |
| 6984 | hci_req_init(&req, hdev); |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 6985 | if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { |
Johan Hedberg | 4b58061 | 2013-10-19 23:38:21 +0300 | [diff] [blame] | 6986 | u8 scan = SCAN_PAGE; |
| 6987 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, |
| 6988 | sizeof(scan), &scan); |
| 6989 | } |
Marcel Holtmann | d1967ff | 2013-10-15 10:57:40 -0700 | [diff] [blame] | 6990 | update_class(&req); |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 6991 | update_adv_data(&req); |
Marcel Holtmann | d1967ff | 2013-10-15 10:57:40 -0700 | [diff] [blame] | 6992 | hci_req_run(&req, NULL); |
| 6993 | |
| 6994 | hdev->discov_timeout = 0; |
| 6995 | |
Johan Hedberg | 9a43e25 | 2013-10-20 19:00:07 +0300 | [diff] [blame] | 6996 | new_settings(hdev, NULL); |
| 6997 | |
Marcel Holtmann | d1967ff | 2013-10-15 10:57:40 -0700 | [diff] [blame] | 6998 | hci_dev_unlock(hdev); |
| 6999 | } |
| 7000 | |
Marcel Holtmann | dc4a5ee | 2013-10-15 10:15:57 -0700 | [diff] [blame] | 7001 | void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
| 7002 | bool persistent) |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 7003 | { |
Johan Hedberg | 86742e1 | 2011-11-07 23:13:38 +0200 | [diff] [blame] | 7004 | struct mgmt_ev_new_link_key ev; |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 7005 | |
Vinicius Costa Gomes | a492cd5 | 2011-08-25 20:02:29 -0300 | [diff] [blame] | 7006 | memset(&ev, 0, sizeof(ev)); |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 7007 | |
Vinicius Costa Gomes | a492cd5 | 2011-08-25 20:02:29 -0300 | [diff] [blame] | 7008 | ev.store_hint = persistent; |
Johan Hedberg | d753fdc | 2012-02-17 14:06:34 +0200 | [diff] [blame] | 7009 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
Andre Guedes | 591f47f | 2012-04-24 21:02:49 -0300 | [diff] [blame] | 7010 | ev.key.addr.type = BDADDR_BREDR; |
Vinicius Costa Gomes | a492cd5 | 2011-08-25 20:02:29 -0300 | [diff] [blame] | 7011 | ev.key.type = key->type; |
Andrei Emeltchenko | 9b3b446 | 2012-05-23 11:31:20 +0300 | [diff] [blame] | 7012 | memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); |
Vinicius Costa Gomes | a492cd5 | 2011-08-25 20:02:29 -0300 | [diff] [blame] | 7013 | ev.key.pin_len = key->pin_len; |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 7014 | |
Marcel Holtmann | dc4a5ee | 2013-10-15 10:15:57 -0700 | [diff] [blame] | 7015 | mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 7016 | } |
Johan Hedberg | f752054 | 2011-01-20 12:34:39 +0200 | [diff] [blame] | 7017 | |
Johan Hedberg | d7b2545 | 2014-05-23 13:19:53 +0300 | [diff] [blame] | 7018 | static u8 mgmt_ltk_type(struct smp_ltk *ltk) |
| 7019 | { |
Johan Hedberg | 23fb8de | 2014-05-23 13:15:37 +0300 | [diff] [blame] | 7020 | switch (ltk->type) { |
| 7021 | case SMP_LTK: |
| 7022 | case SMP_LTK_SLAVE: |
| 7023 | if (ltk->authenticated) |
| 7024 | return MGMT_LTK_AUTHENTICATED; |
| 7025 | return MGMT_LTK_UNAUTHENTICATED; |
| 7026 | case SMP_LTK_P256: |
| 7027 | if (ltk->authenticated) |
| 7028 | return MGMT_LTK_P256_AUTH; |
| 7029 | return MGMT_LTK_P256_UNAUTH; |
| 7030 | case SMP_LTK_P256_DEBUG: |
| 7031 | return MGMT_LTK_P256_DEBUG; |
| 7032 | } |
Johan Hedberg | d7b2545 | 2014-05-23 13:19:53 +0300 | [diff] [blame] | 7033 | |
| 7034 | return MGMT_LTK_UNAUTHENTICATED; |
| 7035 | } |
| 7036 | |
Marcel Holtmann | 53ac6ab | 2014-03-09 23:38:42 -0700 | [diff] [blame] | 7037 | void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent) |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 7038 | { |
| 7039 | struct mgmt_ev_new_long_term_key ev; |
| 7040 | |
| 7041 | memset(&ev, 0, sizeof(ev)); |
| 7042 | |
Marcel Holtmann | 5192d30 | 2014-02-19 17:11:58 -0800 | [diff] [blame] | 7043 | /* Devices using resolvable or non-resolvable random addresses |
| 7044 | * without providing an indentity resolving key don't require |
| 7045 | * to store long term keys. Their addresses will change the |
| 7046 | * next time around. |
| 7047 | * |
| 7048 | * Only when a remote device provides an identity address |
| 7049 | * make sure the long term key is stored. If the remote |
| 7050 | * identity is known, the long term keys are internally |
| 7051 | * mapped to the identity address. So allow static random |
| 7052 | * and public addresses here. |
| 7053 | */ |
Johan Hedberg | ba74b66 | 2014-02-19 14:57:45 +0200 | [diff] [blame] | 7054 | if (key->bdaddr_type == ADDR_LE_DEV_RANDOM && |
| 7055 | (key->bdaddr.b[5] & 0xc0) != 0xc0) |
| 7056 | ev.store_hint = 0x00; |
| 7057 | else |
Marcel Holtmann | 53ac6ab | 2014-03-09 23:38:42 -0700 | [diff] [blame] | 7058 | ev.store_hint = persistent; |
Johan Hedberg | ba74b66 | 2014-02-19 14:57:45 +0200 | [diff] [blame] | 7059 | |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 7060 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
Andre Guedes | 57c1477 | 2012-04-24 21:02:50 -0300 | [diff] [blame] | 7061 | ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); |
Johan Hedberg | d7b2545 | 2014-05-23 13:19:53 +0300 | [diff] [blame] | 7062 | ev.key.type = mgmt_ltk_type(key); |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 7063 | ev.key.enc_size = key->enc_size; |
| 7064 | ev.key.ediv = key->ediv; |
Marcel Holtmann | fe39c7b | 2014-02-27 16:00:28 -0800 | [diff] [blame] | 7065 | ev.key.rand = key->rand; |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 7066 | |
Johan Hedberg | 2ceba53 | 2014-06-16 19:25:16 +0300 | [diff] [blame] | 7067 | if (key->type == SMP_LTK) |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 7068 | ev.key.master = 1; |
| 7069 | |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 7070 | memcpy(ev.key.val, key->val, sizeof(key->val)); |
| 7071 | |
Marcel Holtmann | 083368f | 2013-10-15 14:26:29 -0700 | [diff] [blame] | 7072 | mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), NULL); |
Vinicius Costa Gomes | 346af67 | 2012-02-02 21:08:02 -0300 | [diff] [blame] | 7073 | } |
| 7074 | |
Johan Hedberg | 95fbac8 | 2014-02-19 15:18:31 +0200 | [diff] [blame] | 7075 | void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk) |
| 7076 | { |
| 7077 | struct mgmt_ev_new_irk ev; |
| 7078 | |
| 7079 | memset(&ev, 0, sizeof(ev)); |
| 7080 | |
Marcel Holtmann | bab6d1e | 2014-02-19 11:51:54 -0800 | [diff] [blame] | 7081 | /* For identity resolving keys from devices that are already |
| 7082 | * using a public address or static random address, do not |
| 7083 | * ask for storing this key. The identity resolving key really |
| 7084 | * is only mandatory for devices using resovlable random |
| 7085 | * addresses. |
| 7086 | * |
| 7087 | * Storing all identity resolving keys has the downside that |
| 7088 | * they will be also loaded on next boot of they system. More |
| 7089 | * identity resolving keys, means more time during scanning is |
| 7090 | * needed to actually resolve these addresses. |
| 7091 | */ |
| 7092 | if (bacmp(&irk->rpa, BDADDR_ANY)) |
| 7093 | ev.store_hint = 0x01; |
| 7094 | else |
| 7095 | ev.store_hint = 0x00; |
| 7096 | |
Johan Hedberg | 95fbac8 | 2014-02-19 15:18:31 +0200 | [diff] [blame] | 7097 | bacpy(&ev.rpa, &irk->rpa); |
| 7098 | bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr); |
| 7099 | ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type); |
| 7100 | memcpy(ev.irk.val, irk->val, sizeof(irk->val)); |
| 7101 | |
| 7102 | mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL); |
| 7103 | } |
| 7104 | |
Marcel Holtmann | 53ac6ab | 2014-03-09 23:38:42 -0700 | [diff] [blame] | 7105 | void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, |
| 7106 | bool persistent) |
Marcel Holtmann | 7ee4ea3 | 2014-03-09 12:19:17 -0700 | [diff] [blame] | 7107 | { |
| 7108 | struct mgmt_ev_new_csrk ev; |
| 7109 | |
| 7110 | memset(&ev, 0, sizeof(ev)); |
| 7111 | |
| 7112 | /* Devices using resolvable or non-resolvable random addresses |
| 7113 | * without providing an indentity resolving key don't require |
| 7114 | * to store signature resolving keys. Their addresses will change |
| 7115 | * the next time around. |
| 7116 | * |
| 7117 | * Only when a remote device provides an identity address |
| 7118 | * make sure the signature resolving key is stored. So allow |
| 7119 | * static random and public addresses here. |
| 7120 | */ |
| 7121 | if (csrk->bdaddr_type == ADDR_LE_DEV_RANDOM && |
| 7122 | (csrk->bdaddr.b[5] & 0xc0) != 0xc0) |
| 7123 | ev.store_hint = 0x00; |
| 7124 | else |
Marcel Holtmann | 53ac6ab | 2014-03-09 23:38:42 -0700 | [diff] [blame] | 7125 | ev.store_hint = persistent; |
Marcel Holtmann | 7ee4ea3 | 2014-03-09 12:19:17 -0700 | [diff] [blame] | 7126 | |
| 7127 | bacpy(&ev.key.addr.bdaddr, &csrk->bdaddr); |
| 7128 | ev.key.addr.type = link_to_bdaddr(LE_LINK, csrk->bdaddr_type); |
Johan Hedberg | 4cd3928 | 2015-02-27 10:11:13 +0200 | [diff] [blame] | 7129 | ev.key.type = csrk->type; |
Marcel Holtmann | 7ee4ea3 | 2014-03-09 12:19:17 -0700 | [diff] [blame] | 7130 | memcpy(ev.key.val, csrk->val, sizeof(csrk->val)); |
| 7131 | |
| 7132 | mgmt_event(MGMT_EV_NEW_CSRK, hdev, &ev, sizeof(ev), NULL); |
| 7133 | } |
| 7134 | |
Andre Guedes | ffb5a827 | 2014-07-01 18:10:11 -0300 | [diff] [blame] | 7135 | void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, |
Johan Hedberg | f4869e2 | 2014-07-02 17:37:32 +0300 | [diff] [blame] | 7136 | u8 bdaddr_type, u8 store_hint, u16 min_interval, |
| 7137 | u16 max_interval, u16 latency, u16 timeout) |
Andre Guedes | ffb5a827 | 2014-07-01 18:10:11 -0300 | [diff] [blame] | 7138 | { |
| 7139 | struct mgmt_ev_new_conn_param ev; |
| 7140 | |
Johan Hedberg | c103aea | 2014-07-02 17:37:34 +0300 | [diff] [blame] | 7141 | if (!hci_is_identity_address(bdaddr, bdaddr_type)) |
| 7142 | return; |
| 7143 | |
Andre Guedes | ffb5a827 | 2014-07-01 18:10:11 -0300 | [diff] [blame] | 7144 | memset(&ev, 0, sizeof(ev)); |
| 7145 | bacpy(&ev.addr.bdaddr, bdaddr); |
| 7146 | ev.addr.type = link_to_bdaddr(LE_LINK, bdaddr_type); |
Johan Hedberg | f4869e2 | 2014-07-02 17:37:32 +0300 | [diff] [blame] | 7147 | ev.store_hint = store_hint; |
Andre Guedes | ffb5a827 | 2014-07-01 18:10:11 -0300 | [diff] [blame] | 7148 | ev.min_interval = cpu_to_le16(min_interval); |
| 7149 | ev.max_interval = cpu_to_le16(max_interval); |
| 7150 | ev.latency = cpu_to_le16(latency); |
| 7151 | ev.timeout = cpu_to_le16(timeout); |
| 7152 | |
| 7153 | mgmt_event(MGMT_EV_NEW_CONN_PARAM, hdev, &ev, sizeof(ev), NULL); |
| 7154 | } |
| 7155 | |
Alfonso Acosta | 48ec92f | 2014-10-07 08:44:10 +0000 | [diff] [blame] | 7156 | void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, |
| 7157 | u32 flags, u8 *name, u8 name_len) |
Johan Hedberg | f752054 | 2011-01-20 12:34:39 +0200 | [diff] [blame] | 7158 | { |
Johan Hedberg | b644ba3 | 2012-01-17 21:48:47 +0200 | [diff] [blame] | 7159 | char buf[512]; |
| 7160 | struct mgmt_ev_device_connected *ev = (void *) buf; |
| 7161 | u16 eir_len = 0; |
Johan Hedberg | f752054 | 2011-01-20 12:34:39 +0200 | [diff] [blame] | 7162 | |
Alfonso Acosta | 48ec92f | 2014-10-07 08:44:10 +0000 | [diff] [blame] | 7163 | bacpy(&ev->addr.bdaddr, &conn->dst); |
| 7164 | ev->addr.type = link_to_bdaddr(conn->type, conn->dst_type); |
Johan Hedberg | f752054 | 2011-01-20 12:34:39 +0200 | [diff] [blame] | 7165 | |
Johan Hedberg | c95f0ba | 2012-02-23 22:54:38 +0200 | [diff] [blame] | 7166 | ev->flags = __cpu_to_le32(flags); |
Johan Hedberg | 08c79b6 | 2012-02-23 22:31:51 +0200 | [diff] [blame] | 7167 | |
Alfonso Acosta | fd45ada | 2014-10-07 08:44:11 +0000 | [diff] [blame] | 7168 | /* We must ensure that the EIR Data fields are ordered and |
| 7169 | * unique. Keep it simple for now and avoid the problem by not |
| 7170 | * adding any BR/EDR data to the LE adv. |
| 7171 | */ |
| 7172 | if (conn->le_adv_data_len > 0) { |
| 7173 | memcpy(&ev->eir[eir_len], |
| 7174 | conn->le_adv_data, conn->le_adv_data_len); |
| 7175 | eir_len = conn->le_adv_data_len; |
| 7176 | } else { |
| 7177 | if (name_len > 0) |
| 7178 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, |
| 7179 | name, name_len); |
Johan Hedberg | b644ba3 | 2012-01-17 21:48:47 +0200 | [diff] [blame] | 7180 | |
Alfonso Acosta | ddbea5c | 2014-10-07 08:44:12 +0000 | [diff] [blame] | 7181 | if (memcmp(conn->dev_class, "\0\0\0", 3) != 0) |
Alfonso Acosta | fd45ada | 2014-10-07 08:44:11 +0000 | [diff] [blame] | 7182 | eir_len = eir_append_data(ev->eir, eir_len, |
| 7183 | EIR_CLASS_OF_DEV, |
| 7184 | conn->dev_class, 3); |
| 7185 | } |
Johan Hedberg | b644ba3 | 2012-01-17 21:48:47 +0200 | [diff] [blame] | 7186 | |
Marcel Holtmann | eb55ef0 | 2012-03-14 18:08:46 +0200 | [diff] [blame] | 7187 | ev->eir_len = cpu_to_le16(eir_len); |
Johan Hedberg | b644ba3 | 2012-01-17 21:48:47 +0200 | [diff] [blame] | 7188 | |
Marcel Holtmann | ecd90ae | 2013-10-06 23:55:49 -0700 | [diff] [blame] | 7189 | mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, |
| 7190 | sizeof(*ev) + eir_len, NULL); |
Johan Hedberg | f752054 | 2011-01-20 12:34:39 +0200 | [diff] [blame] | 7191 | } |
| 7192 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 7193 | static void disconnect_rsp(struct mgmt_pending_cmd *cmd, void *data) |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 7194 | { |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 7195 | struct sock **sk = data; |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 7196 | |
Johan Hedberg | f5818c2 | 2014-12-05 13:36:02 +0200 | [diff] [blame] | 7197 | cmd->cmd_complete(cmd, 0); |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 7198 | |
| 7199 | *sk = cmd->sk; |
| 7200 | sock_hold(*sk); |
| 7201 | |
Johan Hedberg | a664b5b | 2011-02-19 12:06:02 -0300 | [diff] [blame] | 7202 | mgmt_pending_remove(cmd); |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 7203 | } |
| 7204 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 7205 | static void unpair_device_rsp(struct mgmt_pending_cmd *cmd, void *data) |
Johan Hedberg | a8a1d19 | 2011-11-10 15:54:38 +0200 | [diff] [blame] | 7206 | { |
Johan Hedberg | b1078ad | 2012-02-09 17:21:16 +0200 | [diff] [blame] | 7207 | struct hci_dev *hdev = data; |
Johan Hedberg | 124f6e3 | 2012-02-09 13:50:12 +0200 | [diff] [blame] | 7208 | struct mgmt_cp_unpair_device *cp = cmd->param; |
Johan Hedberg | a8a1d19 | 2011-11-10 15:54:38 +0200 | [diff] [blame] | 7209 | |
Johan Hedberg | b1078ad | 2012-02-09 17:21:16 +0200 | [diff] [blame] | 7210 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); |
| 7211 | |
Johan Hedberg | d8b7b1e | 2014-12-05 13:36:05 +0200 | [diff] [blame] | 7212 | cmd->cmd_complete(cmd, 0); |
Johan Hedberg | a8a1d19 | 2011-11-10 15:54:38 +0200 | [diff] [blame] | 7213 | mgmt_pending_remove(cmd); |
| 7214 | } |
| 7215 | |
Johan Hedberg | 84c61d9 | 2014-08-01 11:13:30 +0300 | [diff] [blame] | 7216 | bool mgmt_powering_down(struct hci_dev *hdev) |
| 7217 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 7218 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 84c61d9 | 2014-08-01 11:13:30 +0300 | [diff] [blame] | 7219 | struct mgmt_mode *cp; |
| 7220 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 7221 | cmd = pending_find(MGMT_OP_SET_POWERED, hdev); |
Johan Hedberg | 84c61d9 | 2014-08-01 11:13:30 +0300 | [diff] [blame] | 7222 | if (!cmd) |
| 7223 | return false; |
| 7224 | |
| 7225 | cp = cmd->param; |
| 7226 | if (!cp->val) |
| 7227 | return true; |
| 7228 | |
| 7229 | return false; |
| 7230 | } |
| 7231 | |
Marcel Holtmann | 9b80ec5 | 2013-10-06 23:55:50 -0700 | [diff] [blame] | 7232 | void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
Johan Hedberg | 12d4a3b | 2014-02-24 14:52:18 +0200 | [diff] [blame] | 7233 | u8 link_type, u8 addr_type, u8 reason, |
| 7234 | bool mgmt_connected) |
Johan Hedberg | f752054 | 2011-01-20 12:34:39 +0200 | [diff] [blame] | 7235 | { |
Mikel Astiz | f0d6a0e | 2012-08-09 09:52:30 +0200 | [diff] [blame] | 7236 | struct mgmt_ev_device_disconnected ev; |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 7237 | struct sock *sk = NULL; |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 7238 | |
Johan Hedberg | 84c61d9 | 2014-08-01 11:13:30 +0300 | [diff] [blame] | 7239 | /* The connection is still in hci_conn_hash so test for 1 |
| 7240 | * instead of 0 to know if this is the last one. |
| 7241 | */ |
| 7242 | if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) { |
| 7243 | cancel_delayed_work(&hdev->power_off); |
| 7244 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
Johan Hedberg | 8b064a3 | 2014-02-24 14:52:22 +0200 | [diff] [blame] | 7245 | } |
| 7246 | |
Johan Hedberg | 12d4a3b | 2014-02-24 14:52:18 +0200 | [diff] [blame] | 7247 | if (!mgmt_connected) |
| 7248 | return; |
| 7249 | |
Andre Guedes | 57eb776 | 2013-10-30 19:01:41 -0300 | [diff] [blame] | 7250 | if (link_type != ACL_LINK && link_type != LE_LINK) |
| 7251 | return; |
| 7252 | |
Johan Hedberg | 744cf19 | 2011-11-08 20:40:14 +0200 | [diff] [blame] | 7253 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); |
Johan Hedberg | f752054 | 2011-01-20 12:34:39 +0200 | [diff] [blame] | 7254 | |
Mikel Astiz | f0d6a0e | 2012-08-09 09:52:30 +0200 | [diff] [blame] | 7255 | bacpy(&ev.addr.bdaddr, bdaddr); |
| 7256 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
| 7257 | ev.reason = reason; |
Johan Hedberg | f752054 | 2011-01-20 12:34:39 +0200 | [diff] [blame] | 7258 | |
Marcel Holtmann | 9b80ec5 | 2013-10-06 23:55:50 -0700 | [diff] [blame] | 7259 | mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk); |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 7260 | |
| 7261 | if (sk) |
Szymon Janc | d97dcb6 | 2012-03-16 16:02:56 +0100 | [diff] [blame] | 7262 | sock_put(sk); |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 7263 | |
Johan Hedberg | 124f6e3 | 2012-02-09 13:50:12 +0200 | [diff] [blame] | 7264 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7265 | hdev); |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 7266 | } |
| 7267 | |
Marcel Holtmann | 7892924 | 2013-10-06 23:55:47 -0700 | [diff] [blame] | 7268 | void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
| 7269 | u8 link_type, u8 addr_type, u8 status) |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 7270 | { |
Andre Guedes | 3655bba | 2013-10-30 19:01:40 -0300 | [diff] [blame] | 7271 | u8 bdaddr_type = link_to_bdaddr(link_type, addr_type); |
| 7272 | struct mgmt_cp_disconnect *cp; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 7273 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 7274 | |
Jefferson Delfes | 36a75f1 | 2012-09-18 13:36:54 -0400 | [diff] [blame] | 7275 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
| 7276 | hdev); |
| 7277 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 7278 | cmd = pending_find(MGMT_OP_DISCONNECT, hdev); |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 7279 | if (!cmd) |
Marcel Holtmann | 7892924 | 2013-10-06 23:55:47 -0700 | [diff] [blame] | 7280 | return; |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 7281 | |
Andre Guedes | 3655bba | 2013-10-30 19:01:40 -0300 | [diff] [blame] | 7282 | cp = cmd->param; |
| 7283 | |
| 7284 | if (bacmp(bdaddr, &cp->addr.bdaddr)) |
| 7285 | return; |
| 7286 | |
| 7287 | if (cp->addr.type != bdaddr_type) |
| 7288 | return; |
| 7289 | |
Johan Hedberg | f5818c2 | 2014-12-05 13:36:02 +0200 | [diff] [blame] | 7290 | cmd->cmd_complete(cmd, mgmt_status(status)); |
Johan Hedberg | a664b5b | 2011-02-19 12:06:02 -0300 | [diff] [blame] | 7291 | mgmt_pending_remove(cmd); |
Johan Hedberg | f752054 | 2011-01-20 12:34:39 +0200 | [diff] [blame] | 7292 | } |
Johan Hedberg | 17d5c04 | 2011-01-22 06:09:08 +0200 | [diff] [blame] | 7293 | |
Marcel Holtmann | 445608d | 2013-10-06 23:55:48 -0700 | [diff] [blame] | 7294 | void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
| 7295 | u8 addr_type, u8 status) |
Johan Hedberg | 17d5c04 | 2011-01-22 06:09:08 +0200 | [diff] [blame] | 7296 | { |
| 7297 | struct mgmt_ev_connect_failed ev; |
Johan Hedberg | c9910d0 | 2014-02-27 14:35:12 +0200 | [diff] [blame] | 7298 | |
Johan Hedberg | 84c61d9 | 2014-08-01 11:13:30 +0300 | [diff] [blame] | 7299 | /* The connection is still in hci_conn_hash so test for 1 |
| 7300 | * instead of 0 to know if this is the last one. |
| 7301 | */ |
| 7302 | if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) { |
| 7303 | cancel_delayed_work(&hdev->power_off); |
| 7304 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
Johan Hedberg | c9910d0 | 2014-02-27 14:35:12 +0200 | [diff] [blame] | 7305 | } |
Johan Hedberg | 17d5c04 | 2011-01-22 06:09:08 +0200 | [diff] [blame] | 7306 | |
Johan Hedberg | 4c659c3 | 2011-11-07 23:13:39 +0200 | [diff] [blame] | 7307 | bacpy(&ev.addr.bdaddr, bdaddr); |
Andre Guedes | 57c1477 | 2012-04-24 21:02:50 -0300 | [diff] [blame] | 7308 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
Johan Hedberg | ca69b79 | 2011-11-11 18:10:00 +0200 | [diff] [blame] | 7309 | ev.status = mgmt_status(status); |
Johan Hedberg | 17d5c04 | 2011-01-22 06:09:08 +0200 | [diff] [blame] | 7310 | |
Marcel Holtmann | 445608d | 2013-10-06 23:55:48 -0700 | [diff] [blame] | 7311 | mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); |
Johan Hedberg | 17d5c04 | 2011-01-22 06:09:08 +0200 | [diff] [blame] | 7312 | } |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 7313 | |
Marcel Holtmann | ce0e4a0 | 2013-10-15 14:26:20 -0700 | [diff] [blame] | 7314 | void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 7315 | { |
| 7316 | struct mgmt_ev_pin_code_request ev; |
| 7317 | |
Johan Hedberg | d845769 | 2012-02-17 14:24:57 +0200 | [diff] [blame] | 7318 | bacpy(&ev.addr.bdaddr, bdaddr); |
Andre Guedes | 591f47f | 2012-04-24 21:02:49 -0300 | [diff] [blame] | 7319 | ev.addr.type = BDADDR_BREDR; |
Waldemar Rymarkiewicz | a770bb5 | 2011-04-28 12:07:59 +0200 | [diff] [blame] | 7320 | ev.secure = secure; |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 7321 | |
Marcel Holtmann | ce0e4a0 | 2013-10-15 14:26:20 -0700 | [diff] [blame] | 7322 | mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), NULL); |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 7323 | } |
| 7324 | |
Marcel Holtmann | e669cf8 | 2013-10-15 14:26:21 -0700 | [diff] [blame] | 7325 | void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
| 7326 | u8 status) |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 7327 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 7328 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 7329 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 7330 | cmd = pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 7331 | if (!cmd) |
Marcel Holtmann | e669cf8 | 2013-10-15 14:26:21 -0700 | [diff] [blame] | 7332 | return; |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 7333 | |
Johan Hedberg | 7776d1d | 2014-12-05 13:36:03 +0200 | [diff] [blame] | 7334 | cmd->cmd_complete(cmd, mgmt_status(status)); |
Johan Hedberg | a664b5b | 2011-02-19 12:06:02 -0300 | [diff] [blame] | 7335 | mgmt_pending_remove(cmd); |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 7336 | } |
| 7337 | |
Marcel Holtmann | 3eb3852 | 2013-10-15 14:26:22 -0700 | [diff] [blame] | 7338 | void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
| 7339 | u8 status) |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 7340 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 7341 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 7342 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 7343 | cmd = pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 7344 | if (!cmd) |
Marcel Holtmann | 3eb3852 | 2013-10-15 14:26:22 -0700 | [diff] [blame] | 7345 | return; |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 7346 | |
Johan Hedberg | 7776d1d | 2014-12-05 13:36:03 +0200 | [diff] [blame] | 7347 | cmd->cmd_complete(cmd, mgmt_status(status)); |
Johan Hedberg | a664b5b | 2011-02-19 12:06:02 -0300 | [diff] [blame] | 7348 | mgmt_pending_remove(cmd); |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 7349 | } |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 7350 | |
Johan Hedberg | 744cf19 | 2011-11-08 20:40:14 +0200 | [diff] [blame] | 7351 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
Johan Hedberg | 39adbff | 2014-03-20 08:18:14 +0200 | [diff] [blame] | 7352 | u8 link_type, u8 addr_type, u32 value, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7353 | u8 confirm_hint) |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 7354 | { |
| 7355 | struct mgmt_ev_user_confirm_request ev; |
| 7356 | |
Johan Hedberg | 744cf19 | 2011-11-08 20:40:14 +0200 | [diff] [blame] | 7357 | BT_DBG("%s", hdev->name); |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 7358 | |
Johan Hedberg | 272d90d | 2012-02-09 15:26:12 +0200 | [diff] [blame] | 7359 | bacpy(&ev.addr.bdaddr, bdaddr); |
Andre Guedes | 57c1477 | 2012-04-24 21:02:50 -0300 | [diff] [blame] | 7360 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
Johan Hedberg | 55bc1a3 | 2011-04-28 11:28:56 -0700 | [diff] [blame] | 7361 | ev.confirm_hint = confirm_hint; |
Johan Hedberg | 39adbff | 2014-03-20 08:18:14 +0200 | [diff] [blame] | 7362 | ev.value = cpu_to_le32(value); |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 7363 | |
Johan Hedberg | 744cf19 | 2011-11-08 20:40:14 +0200 | [diff] [blame] | 7364 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7365 | NULL); |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 7366 | } |
| 7367 | |
Johan Hedberg | 272d90d | 2012-02-09 15:26:12 +0200 | [diff] [blame] | 7368 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
Gustavo Padovan | 8ce8e2b | 2012-05-17 00:36:20 -0300 | [diff] [blame] | 7369 | u8 link_type, u8 addr_type) |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 7370 | { |
| 7371 | struct mgmt_ev_user_passkey_request ev; |
| 7372 | |
| 7373 | BT_DBG("%s", hdev->name); |
| 7374 | |
Johan Hedberg | 272d90d | 2012-02-09 15:26:12 +0200 | [diff] [blame] | 7375 | bacpy(&ev.addr.bdaddr, bdaddr); |
Andre Guedes | 57c1477 | 2012-04-24 21:02:50 -0300 | [diff] [blame] | 7376 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 7377 | |
| 7378 | return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7379 | NULL); |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 7380 | } |
| 7381 | |
Brian Gix | 0df4c18 | 2011-11-16 13:53:13 -0800 | [diff] [blame] | 7382 | static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
Gustavo Padovan | 8ce8e2b | 2012-05-17 00:36:20 -0300 | [diff] [blame] | 7383 | u8 link_type, u8 addr_type, u8 status, |
| 7384 | u8 opcode) |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 7385 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 7386 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 7387 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 7388 | cmd = pending_find(opcode, hdev); |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 7389 | if (!cmd) |
| 7390 | return -ENOENT; |
| 7391 | |
Johan Hedberg | 7776d1d | 2014-12-05 13:36:03 +0200 | [diff] [blame] | 7392 | cmd->cmd_complete(cmd, mgmt_status(status)); |
Johan Hedberg | a664b5b | 2011-02-19 12:06:02 -0300 | [diff] [blame] | 7393 | mgmt_pending_remove(cmd); |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 7394 | |
Johan Hedberg | 7776d1d | 2014-12-05 13:36:03 +0200 | [diff] [blame] | 7395 | return 0; |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 7396 | } |
| 7397 | |
Johan Hedberg | 744cf19 | 2011-11-08 20:40:14 +0200 | [diff] [blame] | 7398 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7399 | u8 link_type, u8 addr_type, u8 status) |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 7400 | { |
Johan Hedberg | 272d90d | 2012-02-09 15:26:12 +0200 | [diff] [blame] | 7401 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7402 | status, MGMT_OP_USER_CONFIRM_REPLY); |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 7403 | } |
| 7404 | |
Johan Hedberg | 272d90d | 2012-02-09 15:26:12 +0200 | [diff] [blame] | 7405 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7406 | u8 link_type, u8 addr_type, u8 status) |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 7407 | { |
Johan Hedberg | 272d90d | 2012-02-09 15:26:12 +0200 | [diff] [blame] | 7408 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
Gustavo Padovan | 8fc9ced | 2012-05-23 04:04:21 -0300 | [diff] [blame] | 7409 | status, |
| 7410 | MGMT_OP_USER_CONFIRM_NEG_REPLY); |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 7411 | } |
Johan Hedberg | 2a61169 | 2011-02-19 12:06:00 -0300 | [diff] [blame] | 7412 | |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 7413 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7414 | u8 link_type, u8 addr_type, u8 status) |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 7415 | { |
Johan Hedberg | 272d90d | 2012-02-09 15:26:12 +0200 | [diff] [blame] | 7416 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7417 | status, MGMT_OP_USER_PASSKEY_REPLY); |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 7418 | } |
| 7419 | |
Johan Hedberg | 272d90d | 2012-02-09 15:26:12 +0200 | [diff] [blame] | 7420 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7421 | u8 link_type, u8 addr_type, u8 status) |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 7422 | { |
Johan Hedberg | 272d90d | 2012-02-09 15:26:12 +0200 | [diff] [blame] | 7423 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
Gustavo Padovan | 8fc9ced | 2012-05-23 04:04:21 -0300 | [diff] [blame] | 7424 | status, |
| 7425 | MGMT_OP_USER_PASSKEY_NEG_REPLY); |
Brian Gix | 604086b | 2011-11-23 08:28:33 -0800 | [diff] [blame] | 7426 | } |
| 7427 | |
Johan Hedberg | 92a2525 | 2012-09-06 18:39:26 +0300 | [diff] [blame] | 7428 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
| 7429 | u8 link_type, u8 addr_type, u32 passkey, |
| 7430 | u8 entered) |
| 7431 | { |
| 7432 | struct mgmt_ev_passkey_notify ev; |
| 7433 | |
| 7434 | BT_DBG("%s", hdev->name); |
| 7435 | |
| 7436 | bacpy(&ev.addr.bdaddr, bdaddr); |
| 7437 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
| 7438 | ev.passkey = __cpu_to_le32(passkey); |
| 7439 | ev.entered = entered; |
| 7440 | |
| 7441 | return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL); |
| 7442 | } |
| 7443 | |
Johan Hedberg | e1e930f | 2014-09-08 17:09:49 -0700 | [diff] [blame] | 7444 | void mgmt_auth_failed(struct hci_conn *conn, u8 hci_status) |
Johan Hedberg | 2a61169 | 2011-02-19 12:06:00 -0300 | [diff] [blame] | 7445 | { |
| 7446 | struct mgmt_ev_auth_failed ev; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 7447 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | e1e930f | 2014-09-08 17:09:49 -0700 | [diff] [blame] | 7448 | u8 status = mgmt_status(hci_status); |
Johan Hedberg | 2a61169 | 2011-02-19 12:06:00 -0300 | [diff] [blame] | 7449 | |
Johan Hedberg | e1e930f | 2014-09-08 17:09:49 -0700 | [diff] [blame] | 7450 | bacpy(&ev.addr.bdaddr, &conn->dst); |
| 7451 | ev.addr.type = link_to_bdaddr(conn->type, conn->dst_type); |
| 7452 | ev.status = status; |
Johan Hedberg | 2a61169 | 2011-02-19 12:06:00 -0300 | [diff] [blame] | 7453 | |
Johan Hedberg | e1e930f | 2014-09-08 17:09:49 -0700 | [diff] [blame] | 7454 | cmd = find_pairing(conn); |
| 7455 | |
| 7456 | mgmt_event(MGMT_EV_AUTH_FAILED, conn->hdev, &ev, sizeof(ev), |
| 7457 | cmd ? cmd->sk : NULL); |
| 7458 | |
Johan Hedberg | a511b35 | 2014-12-11 21:45:45 +0200 | [diff] [blame] | 7459 | if (cmd) { |
| 7460 | cmd->cmd_complete(cmd, status); |
| 7461 | mgmt_pending_remove(cmd); |
| 7462 | } |
Johan Hedberg | 2a61169 | 2011-02-19 12:06:00 -0300 | [diff] [blame] | 7463 | } |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 7464 | |
Marcel Holtmann | 464996a | 2013-10-15 14:26:24 -0700 | [diff] [blame] | 7465 | void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) |
Johan Hedberg | 33ef95e | 2012-02-16 23:56:27 +0200 | [diff] [blame] | 7466 | { |
| 7467 | struct cmd_lookup match = { NULL, hdev }; |
Marcel Holtmann | 464996a | 2013-10-15 14:26:24 -0700 | [diff] [blame] | 7468 | bool changed; |
Johan Hedberg | 33ef95e | 2012-02-16 23:56:27 +0200 | [diff] [blame] | 7469 | |
| 7470 | if (status) { |
| 7471 | u8 mgmt_err = mgmt_status(status); |
| 7472 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7473 | cmd_status_rsp, &mgmt_err); |
Marcel Holtmann | 464996a | 2013-10-15 14:26:24 -0700 | [diff] [blame] | 7474 | return; |
Johan Hedberg | 33ef95e | 2012-02-16 23:56:27 +0200 | [diff] [blame] | 7475 | } |
| 7476 | |
Marcel Holtmann | 464996a | 2013-10-15 14:26:24 -0700 | [diff] [blame] | 7477 | if (test_bit(HCI_AUTH, &hdev->flags)) |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 7478 | changed = !hci_dev_test_and_set_flag(hdev, HCI_LINK_SECURITY); |
Marcel Holtmann | 464996a | 2013-10-15 14:26:24 -0700 | [diff] [blame] | 7479 | else |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 7480 | changed = hci_dev_test_and_clear_flag(hdev, HCI_LINK_SECURITY); |
Johan Hedberg | 47990ea | 2012-02-22 11:58:37 +0200 | [diff] [blame] | 7481 | |
Johan Hedberg | 33ef95e | 2012-02-16 23:56:27 +0200 | [diff] [blame] | 7482 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7483 | &match); |
Johan Hedberg | 33ef95e | 2012-02-16 23:56:27 +0200 | [diff] [blame] | 7484 | |
Johan Hedberg | 47990ea | 2012-02-22 11:58:37 +0200 | [diff] [blame] | 7485 | if (changed) |
Marcel Holtmann | 464996a | 2013-10-15 14:26:24 -0700 | [diff] [blame] | 7486 | new_settings(hdev, match.sk); |
Johan Hedberg | 33ef95e | 2012-02-16 23:56:27 +0200 | [diff] [blame] | 7487 | |
| 7488 | if (match.sk) |
| 7489 | sock_put(match.sk); |
Johan Hedberg | 33ef95e | 2012-02-16 23:56:27 +0200 | [diff] [blame] | 7490 | } |
| 7491 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 7492 | static void clear_eir(struct hci_request *req) |
Johan Hedberg | cacaf52 | 2012-02-21 00:52:42 +0200 | [diff] [blame] | 7493 | { |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 7494 | struct hci_dev *hdev = req->hdev; |
Johan Hedberg | cacaf52 | 2012-02-21 00:52:42 +0200 | [diff] [blame] | 7495 | struct hci_cp_write_eir cp; |
| 7496 | |
Johan Hedberg | 976eb20 | 2012-10-24 21:12:01 +0300 | [diff] [blame] | 7497 | if (!lmp_ext_inq_capable(hdev)) |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 7498 | return; |
Johan Hedberg | cacaf52 | 2012-02-21 00:52:42 +0200 | [diff] [blame] | 7499 | |
Johan Hedberg | c80da27 | 2012-02-22 15:38:48 +0200 | [diff] [blame] | 7500 | memset(hdev->eir, 0, sizeof(hdev->eir)); |
| 7501 | |
Johan Hedberg | cacaf52 | 2012-02-21 00:52:42 +0200 | [diff] [blame] | 7502 | memset(&cp, 0, sizeof(cp)); |
| 7503 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 7504 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
Johan Hedberg | cacaf52 | 2012-02-21 00:52:42 +0200 | [diff] [blame] | 7505 | } |
| 7506 | |
Marcel Holtmann | 3e24856 | 2013-10-15 14:26:25 -0700 | [diff] [blame] | 7507 | void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 7508 | { |
| 7509 | struct cmd_lookup match = { NULL, hdev }; |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 7510 | struct hci_request req; |
Johan Hedberg | c0ecddc | 2012-02-22 12:38:31 +0200 | [diff] [blame] | 7511 | bool changed = false; |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 7512 | |
| 7513 | if (status) { |
| 7514 | u8 mgmt_err = mgmt_status(status); |
Johan Hedberg | c0ecddc | 2012-02-22 12:38:31 +0200 | [diff] [blame] | 7515 | |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 7516 | if (enable && hci_dev_test_and_clear_flag(hdev, |
| 7517 | HCI_SSP_ENABLED)) { |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 7518 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); |
Marcel Holtmann | 3e24856 | 2013-10-15 14:26:25 -0700 | [diff] [blame] | 7519 | new_settings(hdev, NULL); |
Marcel Holtmann | 9ecb3e2 | 2013-10-10 03:08:11 -0700 | [diff] [blame] | 7520 | } |
Johan Hedberg | c0ecddc | 2012-02-22 12:38:31 +0200 | [diff] [blame] | 7521 | |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7522 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp, |
| 7523 | &mgmt_err); |
Marcel Holtmann | 3e24856 | 2013-10-15 14:26:25 -0700 | [diff] [blame] | 7524 | return; |
Johan Hedberg | c0ecddc | 2012-02-22 12:38:31 +0200 | [diff] [blame] | 7525 | } |
| 7526 | |
| 7527 | if (enable) { |
Marcel Holtmann | 238be78 | 2015-03-13 02:11:06 -0700 | [diff] [blame] | 7528 | changed = !hci_dev_test_and_set_flag(hdev, HCI_SSP_ENABLED); |
Johan Hedberg | c0ecddc | 2012-02-22 12:38:31 +0200 | [diff] [blame] | 7529 | } else { |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 7530 | changed = hci_dev_test_and_clear_flag(hdev, HCI_SSP_ENABLED); |
Marcel Holtmann | 9ecb3e2 | 2013-10-10 03:08:11 -0700 | [diff] [blame] | 7531 | if (!changed) |
Marcel Holtmann | a69d892 | 2015-03-13 02:11:05 -0700 | [diff] [blame] | 7532 | changed = hci_dev_test_and_clear_flag(hdev, |
| 7533 | HCI_HS_ENABLED); |
Marcel Holtmann | 9ecb3e2 | 2013-10-10 03:08:11 -0700 | [diff] [blame] | 7534 | else |
Marcel Holtmann | a358dc1 | 2015-03-13 02:11:02 -0700 | [diff] [blame] | 7535 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 7536 | } |
| 7537 | |
| 7538 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); |
| 7539 | |
Johan Hedberg | c0ecddc | 2012-02-22 12:38:31 +0200 | [diff] [blame] | 7540 | if (changed) |
Marcel Holtmann | 3e24856 | 2013-10-15 14:26:25 -0700 | [diff] [blame] | 7541 | new_settings(hdev, match.sk); |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 7542 | |
Johan Hedberg | 5fc6ebb | 2012-02-22 15:10:59 +0200 | [diff] [blame] | 7543 | if (match.sk) |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 7544 | sock_put(match.sk); |
| 7545 | |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 7546 | hci_req_init(&req, hdev); |
| 7547 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 7548 | if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { |
| 7549 | if (hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS)) |
Johan Hedberg | 3769972 | 2014-06-24 14:00:27 +0300 | [diff] [blame] | 7550 | hci_req_add(&req, HCI_OP_WRITE_SSP_DEBUG_MODE, |
| 7551 | sizeof(enable), &enable); |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 7552 | update_eir(&req); |
Johan Hedberg | 3769972 | 2014-06-24 14:00:27 +0300 | [diff] [blame] | 7553 | } else { |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 7554 | clear_eir(&req); |
Johan Hedberg | 3769972 | 2014-06-24 14:00:27 +0300 | [diff] [blame] | 7555 | } |
Johan Hedberg | 890ea89 | 2013-03-15 17:06:52 -0500 | [diff] [blame] | 7556 | |
| 7557 | hci_req_run(&req, NULL); |
Johan Hedberg | ed2c4ee | 2012-02-17 00:56:28 +0200 | [diff] [blame] | 7558 | } |
| 7559 | |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 7560 | static void sk_lookup(struct mgmt_pending_cmd *cmd, void *data) |
Johan Hedberg | 90e7045 | 2012-02-23 23:09:40 +0200 | [diff] [blame] | 7561 | { |
| 7562 | struct cmd_lookup *match = data; |
| 7563 | |
Johan Hedberg | 90e7045 | 2012-02-23 23:09:40 +0200 | [diff] [blame] | 7564 | if (match->sk == NULL) { |
| 7565 | match->sk = cmd->sk; |
| 7566 | sock_hold(match->sk); |
| 7567 | } |
Johan Hedberg | 90e7045 | 2012-02-23 23:09:40 +0200 | [diff] [blame] | 7568 | } |
| 7569 | |
Marcel Holtmann | 4e1b024 | 2013-10-15 14:26:26 -0700 | [diff] [blame] | 7570 | void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
| 7571 | u8 status) |
Marcel Holtmann | 7f9a903 | 2012-02-22 18:38:01 +0100 | [diff] [blame] | 7572 | { |
Johan Hedberg | 90e7045 | 2012-02-23 23:09:40 +0200 | [diff] [blame] | 7573 | struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; |
Marcel Holtmann | 7f9a903 | 2012-02-22 18:38:01 +0100 | [diff] [blame] | 7574 | |
Johan Hedberg | 92da609 | 2013-03-15 17:06:55 -0500 | [diff] [blame] | 7575 | mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match); |
| 7576 | mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match); |
| 7577 | mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match); |
Johan Hedberg | 90e7045 | 2012-02-23 23:09:40 +0200 | [diff] [blame] | 7578 | |
| 7579 | if (!status) |
Marcel Holtmann | f6b7712 | 2015-03-14 19:28:05 -0700 | [diff] [blame] | 7580 | mgmt_generic_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, |
| 7581 | dev_class, 3, NULL); |
Johan Hedberg | 90e7045 | 2012-02-23 23:09:40 +0200 | [diff] [blame] | 7582 | |
| 7583 | if (match.sk) |
| 7584 | sock_put(match.sk); |
Marcel Holtmann | 7f9a903 | 2012-02-22 18:38:01 +0100 | [diff] [blame] | 7585 | } |
| 7586 | |
Marcel Holtmann | 7667da3 | 2013-10-15 14:26:27 -0700 | [diff] [blame] | 7587 | void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 7588 | { |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 7589 | struct mgmt_cp_set_local_name ev; |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 7590 | struct mgmt_pending_cmd *cmd; |
Johan Hedberg | 28cc7bd | 2012-02-22 21:06:55 +0200 | [diff] [blame] | 7591 | |
Johan Hedberg | 1392897 | 2013-03-15 17:07:00 -0500 | [diff] [blame] | 7592 | if (status) |
Marcel Holtmann | 7667da3 | 2013-10-15 14:26:27 -0700 | [diff] [blame] | 7593 | return; |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 7594 | |
| 7595 | memset(&ev, 0, sizeof(ev)); |
| 7596 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); |
Johan Hedberg | 28cc7bd | 2012-02-22 21:06:55 +0200 | [diff] [blame] | 7597 | memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 7598 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 7599 | cmd = pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
Johan Hedberg | 1392897 | 2013-03-15 17:07:00 -0500 | [diff] [blame] | 7600 | if (!cmd) { |
| 7601 | memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 7602 | |
Johan Hedberg | 1392897 | 2013-03-15 17:07:00 -0500 | [diff] [blame] | 7603 | /* If this is a HCI command related to powering on the |
| 7604 | * HCI dev don't send any mgmt signals. |
| 7605 | */ |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 7606 | if (pending_find(MGMT_OP_SET_POWERED, hdev)) |
Marcel Holtmann | 7667da3 | 2013-10-15 14:26:27 -0700 | [diff] [blame] | 7607 | return; |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 7608 | } |
| 7609 | |
Marcel Holtmann | f6b7712 | 2015-03-14 19:28:05 -0700 | [diff] [blame] | 7610 | mgmt_generic_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev), |
| 7611 | cmd ? cmd->sk : NULL); |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 7612 | } |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 7613 | |
Marcel Holtmann | 4d2d279 | 2014-01-10 02:07:26 -0800 | [diff] [blame] | 7614 | void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, |
Johan Hedberg | 38da170 | 2014-11-17 20:52:20 +0200 | [diff] [blame] | 7615 | u8 *rand192, u8 *hash256, u8 *rand256, |
| 7616 | u8 status) |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 7617 | { |
Johan Hedberg | 3b0602c | 2015-03-06 21:08:55 +0200 | [diff] [blame] | 7618 | struct mgmt_pending_cmd *cmd; |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 7619 | |
Johan Hedberg | 744cf19 | 2011-11-08 20:40:14 +0200 | [diff] [blame] | 7620 | BT_DBG("%s status %u", hdev->name, status); |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 7621 | |
Johan Hedberg | 333ae95 | 2015-03-17 13:48:47 +0200 | [diff] [blame^] | 7622 | cmd = pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 7623 | if (!cmd) |
Marcel Holtmann | 3edaf09 | 2013-10-15 14:26:28 -0700 | [diff] [blame] | 7624 | return; |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 7625 | |
| 7626 | if (status) { |
Johan Hedberg | a69e837 | 2015-03-06 21:08:53 +0200 | [diff] [blame] | 7627 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
| 7628 | mgmt_status(status)); |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 7629 | } else { |
Johan Hedberg | 66f096f | 2015-02-02 13:23:42 +0200 | [diff] [blame] | 7630 | struct mgmt_rp_read_local_oob_data rp; |
| 7631 | size_t rp_size = sizeof(rp); |
| 7632 | |
| 7633 | memcpy(rp.hash192, hash192, sizeof(rp.hash192)); |
| 7634 | memcpy(rp.rand192, rand192, sizeof(rp.rand192)); |
| 7635 | |
Johan Hedberg | 710f11c | 2014-05-26 11:21:22 +0300 | [diff] [blame] | 7636 | if (bredr_sc_enabled(hdev) && hash256 && rand256) { |
Marcel Holtmann | 4d2d279 | 2014-01-10 02:07:26 -0800 | [diff] [blame] | 7637 | memcpy(rp.hash256, hash256, sizeof(rp.hash256)); |
Johan Hedberg | 38da170 | 2014-11-17 20:52:20 +0200 | [diff] [blame] | 7638 | memcpy(rp.rand256, rand256, sizeof(rp.rand256)); |
Marcel Holtmann | 4d2d279 | 2014-01-10 02:07:26 -0800 | [diff] [blame] | 7639 | } else { |
Johan Hedberg | 66f096f | 2015-02-02 13:23:42 +0200 | [diff] [blame] | 7640 | rp_size -= sizeof(rp.hash256) + sizeof(rp.rand256); |
Marcel Holtmann | 4d2d279 | 2014-01-10 02:07:26 -0800 | [diff] [blame] | 7641 | } |
Johan Hedberg | 66f096f | 2015-02-02 13:23:42 +0200 | [diff] [blame] | 7642 | |
Johan Hedberg | 2a1afb5 | 2015-03-06 21:08:54 +0200 | [diff] [blame] | 7643 | mgmt_cmd_complete(cmd->sk, hdev->id, |
| 7644 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, |
| 7645 | &rp, rp_size); |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 7646 | } |
| 7647 | |
| 7648 | mgmt_pending_remove(cmd); |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 7649 | } |
Johan Hedberg | e17acd4 | 2011-03-30 23:57:16 +0300 | [diff] [blame] | 7650 | |
Jakub Pawlowski | 799ce93 | 2014-12-05 10:55:58 +0100 | [diff] [blame] | 7651 | static inline bool has_uuid(u8 *uuid, u16 uuid_count, u8 (*uuids)[16]) |
| 7652 | { |
| 7653 | int i; |
| 7654 | |
| 7655 | for (i = 0; i < uuid_count; i++) { |
| 7656 | if (!memcmp(uuid, uuids[i], 16)) |
| 7657 | return true; |
| 7658 | } |
| 7659 | |
| 7660 | return false; |
| 7661 | } |
| 7662 | |
Marcel Holtmann | b487b9c | 2014-12-05 10:55:57 +0100 | [diff] [blame] | 7663 | static bool eir_has_uuids(u8 *eir, u16 eir_len, u16 uuid_count, u8 (*uuids)[16]) |
| 7664 | { |
Jakub Pawlowski | 799ce93 | 2014-12-05 10:55:58 +0100 | [diff] [blame] | 7665 | u16 parsed = 0; |
| 7666 | |
| 7667 | while (parsed < eir_len) { |
| 7668 | u8 field_len = eir[0]; |
| 7669 | u8 uuid[16]; |
| 7670 | int i; |
| 7671 | |
| 7672 | if (field_len == 0) |
| 7673 | break; |
| 7674 | |
| 7675 | if (eir_len - parsed < field_len + 1) |
| 7676 | break; |
| 7677 | |
| 7678 | switch (eir[1]) { |
| 7679 | case EIR_UUID16_ALL: |
| 7680 | case EIR_UUID16_SOME: |
| 7681 | for (i = 0; i + 3 <= field_len; i += 2) { |
Johan Hedberg | 189f6ad | 2014-12-05 13:40:01 +0200 | [diff] [blame] | 7682 | memcpy(uuid, bluetooth_base_uuid, 16); |
Jakub Pawlowski | 799ce93 | 2014-12-05 10:55:58 +0100 | [diff] [blame] | 7683 | uuid[13] = eir[i + 3]; |
| 7684 | uuid[12] = eir[i + 2]; |
| 7685 | if (has_uuid(uuid, uuid_count, uuids)) |
| 7686 | return true; |
| 7687 | } |
| 7688 | break; |
| 7689 | case EIR_UUID32_ALL: |
| 7690 | case EIR_UUID32_SOME: |
| 7691 | for (i = 0; i + 5 <= field_len; i += 4) { |
Johan Hedberg | 189f6ad | 2014-12-05 13:40:01 +0200 | [diff] [blame] | 7692 | memcpy(uuid, bluetooth_base_uuid, 16); |
Jakub Pawlowski | 799ce93 | 2014-12-05 10:55:58 +0100 | [diff] [blame] | 7693 | uuid[15] = eir[i + 5]; |
| 7694 | uuid[14] = eir[i + 4]; |
| 7695 | uuid[13] = eir[i + 3]; |
| 7696 | uuid[12] = eir[i + 2]; |
| 7697 | if (has_uuid(uuid, uuid_count, uuids)) |
| 7698 | return true; |
| 7699 | } |
| 7700 | break; |
| 7701 | case EIR_UUID128_ALL: |
| 7702 | case EIR_UUID128_SOME: |
| 7703 | for (i = 0; i + 17 <= field_len; i += 16) { |
| 7704 | memcpy(uuid, eir + i + 2, 16); |
| 7705 | if (has_uuid(uuid, uuid_count, uuids)) |
| 7706 | return true; |
| 7707 | } |
| 7708 | break; |
| 7709 | } |
| 7710 | |
| 7711 | parsed += field_len + 1; |
| 7712 | eir += field_len + 1; |
| 7713 | } |
| 7714 | |
Marcel Holtmann | b487b9c | 2014-12-05 10:55:57 +0100 | [diff] [blame] | 7715 | return false; |
| 7716 | } |
| 7717 | |
Jakub Pawlowski | 4b0e0ce | 2015-02-01 23:07:55 -0800 | [diff] [blame] | 7718 | static void restart_le_scan(struct hci_dev *hdev) |
| 7719 | { |
| 7720 | /* If controller is not scanning we are done. */ |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 7721 | if (!hci_dev_test_flag(hdev, HCI_LE_SCAN)) |
Jakub Pawlowski | 4b0e0ce | 2015-02-01 23:07:55 -0800 | [diff] [blame] | 7722 | return; |
| 7723 | |
| 7724 | if (time_after(jiffies + DISCOV_LE_RESTART_DELAY, |
| 7725 | hdev->discovery.scan_start + |
| 7726 | hdev->discovery.scan_duration)) |
| 7727 | return; |
| 7728 | |
| 7729 | queue_delayed_work(hdev->workqueue, &hdev->le_scan_restart, |
| 7730 | DISCOV_LE_RESTART_DELAY); |
| 7731 | } |
| 7732 | |
Jakub Pawlowski | 48f86b7 | 2015-03-04 16:24:24 -0800 | [diff] [blame] | 7733 | static bool is_filter_match(struct hci_dev *hdev, s8 rssi, u8 *eir, |
| 7734 | u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len) |
| 7735 | { |
Jakub Pawlowski | 48f86b7 | 2015-03-04 16:24:24 -0800 | [diff] [blame] | 7736 | /* If a RSSI threshold has been specified, and |
| 7737 | * HCI_QUIRK_STRICT_DUPLICATE_FILTER is not set, then all results with |
| 7738 | * a RSSI smaller than the RSSI threshold will be dropped. If the quirk |
| 7739 | * is set, let it through for further processing, as we might need to |
| 7740 | * restart the scan. |
| 7741 | * |
| 7742 | * For BR/EDR devices (pre 1.2) providing no RSSI during inquiry, |
| 7743 | * the results are also dropped. |
| 7744 | */ |
| 7745 | if (hdev->discovery.rssi != HCI_RSSI_INVALID && |
| 7746 | (rssi == HCI_RSSI_INVALID || |
| 7747 | (rssi < hdev->discovery.rssi && |
| 7748 | !test_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks)))) |
| 7749 | return false; |
| 7750 | |
Jakub Pawlowski | 2976cde | 2015-03-04 16:24:25 -0800 | [diff] [blame] | 7751 | if (hdev->discovery.uuid_count != 0) { |
| 7752 | /* If a list of UUIDs is provided in filter, results with no |
| 7753 | * matching UUID should be dropped. |
Jakub Pawlowski | 48f86b7 | 2015-03-04 16:24:24 -0800 | [diff] [blame] | 7754 | */ |
Jakub Pawlowski | 2976cde | 2015-03-04 16:24:25 -0800 | [diff] [blame] | 7755 | if (!eir_has_uuids(eir, eir_len, hdev->discovery.uuid_count, |
| 7756 | hdev->discovery.uuids) && |
| 7757 | !eir_has_uuids(scan_rsp, scan_rsp_len, |
| 7758 | hdev->discovery.uuid_count, |
| 7759 | hdev->discovery.uuids)) |
| 7760 | return false; |
Jakub Pawlowski | 48f86b7 | 2015-03-04 16:24:24 -0800 | [diff] [blame] | 7761 | } |
| 7762 | |
Jakub Pawlowski | 2976cde | 2015-03-04 16:24:25 -0800 | [diff] [blame] | 7763 | /* If duplicate filtering does not report RSSI changes, then restart |
| 7764 | * scanning to ensure updated result with updated RSSI values. |
Jakub Pawlowski | 48f86b7 | 2015-03-04 16:24:24 -0800 | [diff] [blame] | 7765 | */ |
Jakub Pawlowski | 2976cde | 2015-03-04 16:24:25 -0800 | [diff] [blame] | 7766 | if (test_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks)) { |
| 7767 | restart_le_scan(hdev); |
| 7768 | |
| 7769 | /* Validate RSSI value against the RSSI threshold once more. */ |
| 7770 | if (hdev->discovery.rssi != HCI_RSSI_INVALID && |
| 7771 | rssi < hdev->discovery.rssi) |
| 7772 | return false; |
| 7773 | } |
Jakub Pawlowski | 48f86b7 | 2015-03-04 16:24:24 -0800 | [diff] [blame] | 7774 | |
| 7775 | return true; |
| 7776 | } |
| 7777 | |
Marcel Holtmann | 901801b | 2013-10-06 23:55:51 -0700 | [diff] [blame] | 7778 | void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
Marcel Holtmann | af58925 | 2014-07-01 14:11:20 +0200 | [diff] [blame] | 7779 | u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, |
| 7780 | u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len) |
Johan Hedberg | e17acd4 | 2011-03-30 23:57:16 +0300 | [diff] [blame] | 7781 | { |
Johan Hedberg | e319d2e | 2012-01-15 19:51:59 +0200 | [diff] [blame] | 7782 | char buf[512]; |
Jakub Pawlowski | 48f86b7 | 2015-03-04 16:24:24 -0800 | [diff] [blame] | 7783 | struct mgmt_ev_device_found *ev = (void *)buf; |
Johan Hedberg | 1dc0609 | 2012-01-15 21:01:23 +0200 | [diff] [blame] | 7784 | size_t ev_size; |
Johan Hedberg | e17acd4 | 2011-03-30 23:57:16 +0300 | [diff] [blame] | 7785 | |
Johan Hedberg | 75ce208 | 2014-07-02 22:42:01 +0300 | [diff] [blame] | 7786 | /* Don't send events for a non-kernel initiated discovery. With |
| 7787 | * LE one exception is if we have pend_le_reports > 0 in which |
| 7788 | * case we're doing passive scanning and want these events. |
| 7789 | */ |
| 7790 | if (!hci_discovery_active(hdev)) { |
| 7791 | if (link_type == ACL_LINK) |
| 7792 | return; |
Johan Hedberg | 66f8455 | 2014-07-04 12:37:18 +0300 | [diff] [blame] | 7793 | if (link_type == LE_LINK && list_empty(&hdev->pend_le_reports)) |
Johan Hedberg | 75ce208 | 2014-07-02 22:42:01 +0300 | [diff] [blame] | 7794 | return; |
| 7795 | } |
Andre Guedes | 12602d0 | 2013-04-30 15:29:40 -0300 | [diff] [blame] | 7796 | |
Jakub Pawlowski | 82f8b65 | 2015-03-04 16:24:26 -0800 | [diff] [blame] | 7797 | if (hdev->discovery.result_filtering) { |
Jakub Pawlowski | 48f86b7 | 2015-03-04 16:24:24 -0800 | [diff] [blame] | 7798 | /* We are using service discovery */ |
| 7799 | if (!is_filter_match(hdev, rssi, eir, eir_len, scan_rsp, |
| 7800 | scan_rsp_len)) |
| 7801 | return; |
| 7802 | } |
Marcel Holtmann | bda157a | 2014-12-05 10:55:56 +0100 | [diff] [blame] | 7803 | |
Johan Hedberg | 5d2e9fa | 2014-03-25 10:30:47 +0200 | [diff] [blame] | 7804 | /* Make sure that the buffer is big enough. The 5 extra bytes |
| 7805 | * are for the potential CoD field. |
| 7806 | */ |
| 7807 | if (sizeof(*ev) + eir_len + scan_rsp_len + 5 > sizeof(buf)) |
Marcel Holtmann | 901801b | 2013-10-06 23:55:51 -0700 | [diff] [blame] | 7808 | return; |
Andre Guedes | 7d262f8 | 2012-01-10 18:20:49 -0300 | [diff] [blame] | 7809 | |
Johan Hedberg | 1dc0609 | 2012-01-15 21:01:23 +0200 | [diff] [blame] | 7810 | memset(buf, 0, sizeof(buf)); |
| 7811 | |
Marcel Holtmann | da25cf6 | 2014-12-05 13:03:35 +0100 | [diff] [blame] | 7812 | /* In case of device discovery with BR/EDR devices (pre 1.2), the |
| 7813 | * RSSI value was reported as 0 when not available. This behavior |
| 7814 | * is kept when using device discovery. This is required for full |
| 7815 | * backwards compatibility with the API. |
| 7816 | * |
| 7817 | * However when using service discovery, the value 127 will be |
| 7818 | * returned when the RSSI is not available. |
| 7819 | */ |
Szymon Janc | 91200e9 | 2015-01-22 16:57:05 +0100 | [diff] [blame] | 7820 | if (rssi == HCI_RSSI_INVALID && !hdev->discovery.report_invalid_rssi && |
| 7821 | link_type == ACL_LINK) |
Marcel Holtmann | efb2513 | 2014-12-05 13:03:34 +0100 | [diff] [blame] | 7822 | rssi = 0; |
| 7823 | |
Johan Hedberg | 841c564 | 2014-07-07 12:45:54 +0300 | [diff] [blame] | 7824 | bacpy(&ev->addr.bdaddr, bdaddr); |
| 7825 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
Johan Hedberg | e319d2e | 2012-01-15 19:51:59 +0200 | [diff] [blame] | 7826 | ev->rssi = rssi; |
Marcel Holtmann | af58925 | 2014-07-01 14:11:20 +0200 | [diff] [blame] | 7827 | ev->flags = cpu_to_le32(flags); |
Johan Hedberg | e17acd4 | 2011-03-30 23:57:16 +0300 | [diff] [blame] | 7828 | |
Jakub Pawlowski | 48f86b7 | 2015-03-04 16:24:24 -0800 | [diff] [blame] | 7829 | if (eir_len > 0) |
Marcel Holtmann | b487b9c | 2014-12-05 10:55:57 +0100 | [diff] [blame] | 7830 | /* Copy EIR or advertising data into event */ |
Johan Hedberg | e319d2e | 2012-01-15 19:51:59 +0200 | [diff] [blame] | 7831 | memcpy(ev->eir, eir, eir_len); |
Johan Hedberg | e17acd4 | 2011-03-30 23:57:16 +0300 | [diff] [blame] | 7832 | |
Johan Hedberg | 1dc0609 | 2012-01-15 21:01:23 +0200 | [diff] [blame] | 7833 | if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV)) |
| 7834 | eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7835 | dev_class, 3); |
Johan Hedberg | 1dc0609 | 2012-01-15 21:01:23 +0200 | [diff] [blame] | 7836 | |
Jakub Pawlowski | 48f86b7 | 2015-03-04 16:24:24 -0800 | [diff] [blame] | 7837 | if (scan_rsp_len > 0) |
Marcel Holtmann | b487b9c | 2014-12-05 10:55:57 +0100 | [diff] [blame] | 7838 | /* Append scan response data to event */ |
Johan Hedberg | 5d2e9fa | 2014-03-25 10:30:47 +0200 | [diff] [blame] | 7839 | memcpy(ev->eir + eir_len, scan_rsp, scan_rsp_len); |
Jakub Pawlowski | 4b0e0ce | 2015-02-01 23:07:55 -0800 | [diff] [blame] | 7840 | |
Johan Hedberg | 5d2e9fa | 2014-03-25 10:30:47 +0200 | [diff] [blame] | 7841 | ev->eir_len = cpu_to_le16(eir_len + scan_rsp_len); |
| 7842 | ev_size = sizeof(*ev) + eir_len + scan_rsp_len; |
Andre Guedes | f852359 | 2011-09-09 18:56:26 -0300 | [diff] [blame] | 7843 | |
Marcel Holtmann | 901801b | 2013-10-06 23:55:51 -0700 | [diff] [blame] | 7844 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); |
Johan Hedberg | e17acd4 | 2011-03-30 23:57:16 +0300 | [diff] [blame] | 7845 | } |
Johan Hedberg | a88a965 | 2011-03-30 13:18:12 +0300 | [diff] [blame] | 7846 | |
Marcel Holtmann | 9cf12ae | 2013-10-06 23:55:52 -0700 | [diff] [blame] | 7847 | void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
| 7848 | u8 addr_type, s8 rssi, u8 *name, u8 name_len) |
Johan Hedberg | a88a965 | 2011-03-30 13:18:12 +0300 | [diff] [blame] | 7849 | { |
Johan Hedberg | b644ba3 | 2012-01-17 21:48:47 +0200 | [diff] [blame] | 7850 | struct mgmt_ev_device_found *ev; |
| 7851 | char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; |
| 7852 | u16 eir_len; |
Johan Hedberg | a88a965 | 2011-03-30 13:18:12 +0300 | [diff] [blame] | 7853 | |
Johan Hedberg | b644ba3 | 2012-01-17 21:48:47 +0200 | [diff] [blame] | 7854 | ev = (struct mgmt_ev_device_found *) buf; |
Johan Hedberg | a88a965 | 2011-03-30 13:18:12 +0300 | [diff] [blame] | 7855 | |
Johan Hedberg | b644ba3 | 2012-01-17 21:48:47 +0200 | [diff] [blame] | 7856 | memset(buf, 0, sizeof(buf)); |
Johan Hedberg | a88a965 | 2011-03-30 13:18:12 +0300 | [diff] [blame] | 7857 | |
Johan Hedberg | b644ba3 | 2012-01-17 21:48:47 +0200 | [diff] [blame] | 7858 | bacpy(&ev->addr.bdaddr, bdaddr); |
Andre Guedes | 57c1477 | 2012-04-24 21:02:50 -0300 | [diff] [blame] | 7859 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
Johan Hedberg | b644ba3 | 2012-01-17 21:48:47 +0200 | [diff] [blame] | 7860 | ev->rssi = rssi; |
| 7861 | |
| 7862 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, |
Gustavo F. Padovan | 0412468 | 2012-03-08 01:25:00 -0300 | [diff] [blame] | 7863 | name_len); |
Johan Hedberg | b644ba3 | 2012-01-17 21:48:47 +0200 | [diff] [blame] | 7864 | |
Marcel Holtmann | eb55ef0 | 2012-03-14 18:08:46 +0200 | [diff] [blame] | 7865 | ev->eir_len = cpu_to_le16(eir_len); |
Johan Hedberg | b644ba3 | 2012-01-17 21:48:47 +0200 | [diff] [blame] | 7866 | |
Marcel Holtmann | 9cf12ae | 2013-10-06 23:55:52 -0700 | [diff] [blame] | 7867 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, sizeof(*ev) + eir_len, NULL); |
Johan Hedberg | a88a965 | 2011-03-30 13:18:12 +0300 | [diff] [blame] | 7868 | } |
Johan Hedberg | 314b238 | 2011-04-27 10:29:57 -0400 | [diff] [blame] | 7869 | |
Marcel Holtmann | 2f1e063 | 2013-10-06 23:55:53 -0700 | [diff] [blame] | 7870 | void mgmt_discovering(struct hci_dev *hdev, u8 discovering) |
Johan Hedberg | 314b238 | 2011-04-27 10:29:57 -0400 | [diff] [blame] | 7871 | { |
Johan Hedberg | f963e8e | 2012-02-20 23:30:44 +0200 | [diff] [blame] | 7872 | struct mgmt_ev_discovering ev; |
Johan Hedberg | 164a6e7 | 2011-11-01 17:06:44 +0200 | [diff] [blame] | 7873 | |
Andre Guedes | 343fb14 | 2011-11-22 17:14:19 -0300 | [diff] [blame] | 7874 | BT_DBG("%s discovering %u", hdev->name, discovering); |
| 7875 | |
Johan Hedberg | f963e8e | 2012-02-20 23:30:44 +0200 | [diff] [blame] | 7876 | memset(&ev, 0, sizeof(ev)); |
| 7877 | ev.type = hdev->discovery.type; |
| 7878 | ev.discovering = discovering; |
| 7879 | |
Marcel Holtmann | 2f1e063 | 2013-10-06 23:55:53 -0700 | [diff] [blame] | 7880 | mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); |
Johan Hedberg | 314b238 | 2011-04-27 10:29:57 -0400 | [diff] [blame] | 7881 | } |
Antti Julku | 5e76244 | 2011-08-25 16:48:02 +0300 | [diff] [blame] | 7882 | |
Marcel Holtmann | 1904a85 | 2015-01-11 13:50:44 -0800 | [diff] [blame] | 7883 | static void adv_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
Marcel Holtmann | 5976e60 | 2013-10-06 04:08:14 -0700 | [diff] [blame] | 7884 | { |
| 7885 | BT_DBG("%s status %u", hdev->name, status); |
Marcel Holtmann | 5976e60 | 2013-10-06 04:08:14 -0700 | [diff] [blame] | 7886 | } |
| 7887 | |
| 7888 | void mgmt_reenable_advertising(struct hci_dev *hdev) |
| 7889 | { |
| 7890 | struct hci_request req; |
| 7891 | |
Marcel Holtmann | d7a5a11 | 2015-03-13 02:11:00 -0700 | [diff] [blame] | 7892 | if (!hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
Marcel Holtmann | 5976e60 | 2013-10-06 04:08:14 -0700 | [diff] [blame] | 7893 | return; |
| 7894 | |
| 7895 | hci_req_init(&req, hdev); |
| 7896 | enable_advertising(&req); |
Johan Hedberg | 0ec5ae8 | 2014-07-08 15:07:50 +0300 | [diff] [blame] | 7897 | hci_req_run(&req, adv_enable_complete); |
Marcel Holtmann | 5976e60 | 2013-10-06 04:08:14 -0700 | [diff] [blame] | 7898 | } |
Johan Hedberg | 6d785aa3 | 2015-03-06 21:08:51 +0200 | [diff] [blame] | 7899 | |
| 7900 | static struct hci_mgmt_chan chan = { |
| 7901 | .channel = HCI_CHANNEL_CONTROL, |
| 7902 | .handler_count = ARRAY_SIZE(mgmt_handlers), |
| 7903 | .handlers = mgmt_handlers, |
| 7904 | }; |
| 7905 | |
| 7906 | int mgmt_init(void) |
| 7907 | { |
| 7908 | return hci_mgmt_chan_register(&chan); |
| 7909 | } |
| 7910 | |
| 7911 | void mgmt_exit(void) |
| 7912 | { |
| 7913 | hci_mgmt_chan_unregister(&chan); |
| 7914 | } |