Ron Shaffer | 04fafe4 | 2010-05-28 11:53:45 -0400 | [diff] [blame] | 1 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2 | BlueZ - Bluetooth protocol stack for Linux |
Ron Shaffer | 2d0a034 | 2010-05-28 11:53:46 -0400 | [diff] [blame] | 3 | Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4 | |
| 5 | Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com> |
| 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 |
Ron Shaffer | 04fafe4 | 2010-05-28 11:53:45 -0400 | [diff] [blame] | 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 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 18 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 19 | |
Ron Shaffer | 04fafe4 | 2010-05-28 11:53:45 -0400 | [diff] [blame] | 20 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, |
| 21 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 22 | SOFTWARE IS DISCLAIMED. |
| 23 | */ |
| 24 | |
| 25 | #ifndef __HCI_CORE_H |
| 26 | #define __HCI_CORE_H |
| 27 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 28 | #include <net/bluetooth/hci.h> |
| 29 | |
| 30 | /* HCI upper protocols */ |
| 31 | #define HCI_PROTO_L2CAP 0 |
| 32 | #define HCI_PROTO_SCO 1 |
| 33 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 34 | /* HCI Core structures */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | struct inquiry_data { |
| 36 | bdaddr_t bdaddr; |
| 37 | __u8 pscan_rep_mode; |
| 38 | __u8 pscan_period_mode; |
| 39 | __u8 pscan_mode; |
| 40 | __u8 dev_class[3]; |
Marcel Holtmann | 1ebb925 | 2005-11-08 09:57:21 -0800 | [diff] [blame] | 41 | __le16 clock_offset; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 42 | __s8 rssi; |
Marcel Holtmann | 41a9621 | 2008-07-14 20:13:48 +0200 | [diff] [blame] | 43 | __u8 ssp_mode; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 44 | }; |
| 45 | |
| 46 | struct inquiry_entry { |
Andrei Emeltchenko | 70f23020 | 2010-12-01 16:58:25 +0200 | [diff] [blame] | 47 | struct inquiry_entry *next; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 48 | __u32 timestamp; |
| 49 | struct inquiry_data data; |
| 50 | }; |
| 51 | |
| 52 | struct inquiry_cache { |
Andrei Emeltchenko | 70f23020 | 2010-12-01 16:58:25 +0200 | [diff] [blame] | 53 | spinlock_t lock; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 54 | __u32 timestamp; |
Andrei Emeltchenko | 70f23020 | 2010-12-01 16:58:25 +0200 | [diff] [blame] | 55 | struct inquiry_entry *list; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 56 | }; |
| 57 | |
| 58 | struct hci_conn_hash { |
| 59 | struct list_head list; |
| 60 | spinlock_t lock; |
| 61 | unsigned int acl_num; |
| 62 | unsigned int sco_num; |
Ville Tervo | fcd89c0 | 2011-02-10 22:38:47 -0300 | [diff] [blame] | 63 | unsigned int le_num; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 64 | }; |
| 65 | |
Johan Hedberg | f035856 | 2010-05-18 13:20:32 +0200 | [diff] [blame] | 66 | struct bdaddr_list { |
| 67 | struct list_head list; |
| 68 | bdaddr_t bdaddr; |
| 69 | }; |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 70 | |
| 71 | struct bt_uuid { |
| 72 | struct list_head list; |
| 73 | u8 uuid[16]; |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 74 | u8 svc_hint; |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 75 | }; |
| 76 | |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 77 | struct link_key { |
| 78 | struct list_head list; |
| 79 | bdaddr_t bdaddr; |
| 80 | u8 type; |
| 81 | u8 val[16]; |
| 82 | u8 pin_len; |
| 83 | }; |
| 84 | |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 85 | struct oob_data { |
| 86 | struct list_head list; |
| 87 | bdaddr_t bdaddr; |
| 88 | u8 hash[16]; |
| 89 | u8 randomizer[16]; |
| 90 | }; |
| 91 | |
Suraj Sumangala | cd4c539 | 2010-07-14 13:02:16 +0530 | [diff] [blame] | 92 | #define NUM_REASSEMBLY 4 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 93 | struct hci_dev { |
| 94 | struct list_head list; |
| 95 | spinlock_t lock; |
| 96 | atomic_t refcnt; |
| 97 | |
| 98 | char name[8]; |
| 99 | unsigned long flags; |
| 100 | __u16 id; |
Marcel Holtmann | c13854c | 2010-02-08 15:27:07 +0100 | [diff] [blame] | 101 | __u8 bus; |
Marcel Holtmann | 943da25 | 2010-02-13 02:28:41 +0100 | [diff] [blame] | 102 | __u8 dev_type; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 103 | bdaddr_t bdaddr; |
Johan Hedberg | 1f6c637 | 2011-03-16 14:29:35 +0200 | [diff] [blame] | 104 | __u8 dev_name[HCI_MAX_NAME_LENGTH]; |
Johan Hedberg | 80a1e1d | 2011-03-28 14:07:23 +0300 | [diff] [blame] | 105 | __u8 eir[HCI_MAX_EIR_LENGTH]; |
Marcel Holtmann | a9de924 | 2007-10-20 13:33:56 +0200 | [diff] [blame] | 106 | __u8 dev_class[3]; |
Johan Hedberg | 1aff6f0 | 2011-01-13 21:56:52 +0200 | [diff] [blame] | 107 | __u8 major_class; |
| 108 | __u8 minor_class; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 109 | __u8 features[8]; |
Marcel Holtmann | a9de924 | 2007-10-20 13:33:56 +0200 | [diff] [blame] | 110 | __u8 commands[64]; |
Marcel Holtmann | 333140b | 2008-07-14 20:13:48 +0200 | [diff] [blame] | 111 | __u8 ssp_mode; |
Marcel Holtmann | 1143e5a | 2006-09-23 09:57:20 +0200 | [diff] [blame] | 112 | __u8 hci_ver; |
| 113 | __u16 hci_rev; |
Johan Hedberg | d5859e2 | 2011-01-25 01:19:58 +0200 | [diff] [blame] | 114 | __u8 lmp_ver; |
Marcel Holtmann | 1143e5a | 2006-09-23 09:57:20 +0200 | [diff] [blame] | 115 | __u16 manufacturer; |
Johan Hedberg | d5859e2 | 2011-01-25 01:19:58 +0200 | [diff] [blame] | 116 | __le16 lmp_subver; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 117 | __u16 voice_setting; |
Johan Hedberg | 17fa4b9 | 2011-01-25 13:28:33 +0200 | [diff] [blame] | 118 | __u8 io_capability; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 119 | |
| 120 | __u16 pkt_type; |
Marcel Holtmann | 5b7f990 | 2007-07-11 09:51:55 +0200 | [diff] [blame] | 121 | __u16 esco_type; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 122 | __u16 link_policy; |
| 123 | __u16 link_mode; |
| 124 | |
Marcel Holtmann | 04837f6 | 2006-07-03 10:02:33 +0200 | [diff] [blame] | 125 | __u32 idle_timeout; |
| 126 | __u16 sniff_min_interval; |
| 127 | __u16 sniff_max_interval; |
| 128 | |
Johan Hedberg | 9f61656 | 2011-04-28 11:28:54 -0700 | [diff] [blame] | 129 | unsigned int auto_accept_delay; |
| 130 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 131 | unsigned long quirks; |
| 132 | |
| 133 | atomic_t cmd_cnt; |
| 134 | unsigned int acl_cnt; |
| 135 | unsigned int sco_cnt; |
Ville Tervo | 6ed58ec | 2011-02-10 22:38:48 -0300 | [diff] [blame] | 136 | unsigned int le_cnt; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 137 | |
| 138 | unsigned int acl_mtu; |
| 139 | unsigned int sco_mtu; |
Ville Tervo | 6ed58ec | 2011-02-10 22:38:48 -0300 | [diff] [blame] | 140 | unsigned int le_mtu; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 141 | unsigned int acl_pkts; |
| 142 | unsigned int sco_pkts; |
Ville Tervo | 6ed58ec | 2011-02-10 22:38:48 -0300 | [diff] [blame] | 143 | unsigned int le_pkts; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 144 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 145 | unsigned long acl_last_tx; |
| 146 | unsigned long sco_last_tx; |
Ville Tervo | 6ed58ec | 2011-02-10 22:38:48 -0300 | [diff] [blame] | 147 | unsigned long le_last_tx; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 148 | |
Marcel Holtmann | f48fd9c | 2010-03-20 15:20:04 +0100 | [diff] [blame] | 149 | struct workqueue_struct *workqueue; |
| 150 | |
Johan Hedberg | ab81cbf | 2010-12-15 13:53:18 +0200 | [diff] [blame] | 151 | struct work_struct power_on; |
| 152 | struct work_struct power_off; |
| 153 | struct timer_list off_timer; |
| 154 | |
Ville Tervo | 6bd3232 | 2011-02-16 16:32:41 +0200 | [diff] [blame] | 155 | struct timer_list cmd_timer; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 156 | struct tasklet_struct cmd_task; |
| 157 | struct tasklet_struct rx_task; |
| 158 | struct tasklet_struct tx_task; |
| 159 | |
| 160 | struct sk_buff_head rx_q; |
| 161 | struct sk_buff_head raw_q; |
| 162 | struct sk_buff_head cmd_q; |
| 163 | |
| 164 | struct sk_buff *sent_cmd; |
Suraj Sumangala | cd4c539 | 2010-07-14 13:02:16 +0530 | [diff] [blame] | 165 | struct sk_buff *reassembly[NUM_REASSEMBLY]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 166 | |
Thomas Gleixner | a6a67ef | 2009-07-26 08:18:19 +0000 | [diff] [blame] | 167 | struct mutex req_lock; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 168 | wait_queue_head_t req_wait_q; |
| 169 | __u32 req_status; |
| 170 | __u32 req_result; |
Johan Hedberg | a5040ef | 2011-01-10 13:28:59 +0200 | [diff] [blame] | 171 | |
| 172 | __u16 init_last_cmd; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 173 | |
| 174 | struct inquiry_cache inq_cache; |
| 175 | struct hci_conn_hash conn_hash; |
David Miller | ea4bd8b | 2010-07-30 21:54:49 -0700 | [diff] [blame] | 176 | struct list_head blacklist; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 177 | |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 178 | struct list_head uuids; |
| 179 | |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 180 | struct list_head link_keys; |
| 181 | |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 182 | struct list_head remote_oob_data; |
| 183 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 184 | struct hci_dev_stats stat; |
| 185 | |
| 186 | struct sk_buff_head driver_init; |
| 187 | |
| 188 | void *driver_data; |
| 189 | void *core_data; |
| 190 | |
Andrei Emeltchenko | 70f23020 | 2010-12-01 16:58:25 +0200 | [diff] [blame] | 191 | atomic_t promisc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 192 | |
Marcel Holtmann | ca325f6 | 2010-02-08 16:22:31 +0100 | [diff] [blame] | 193 | struct dentry *debugfs; |
| 194 | |
Marcel Holtmann | a91f2e3 | 2006-07-03 10:02:41 +0200 | [diff] [blame] | 195 | struct device *parent; |
| 196 | struct device dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 197 | |
Marcel Holtmann | 611b30f | 2009-06-08 14:41:38 +0200 | [diff] [blame] | 198 | struct rfkill *rfkill; |
| 199 | |
Andrei Emeltchenko | 70f23020 | 2010-12-01 16:58:25 +0200 | [diff] [blame] | 200 | struct module *owner; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 201 | |
| 202 | int (*open)(struct hci_dev *hdev); |
| 203 | int (*close)(struct hci_dev *hdev); |
| 204 | int (*flush)(struct hci_dev *hdev); |
| 205 | int (*send)(struct sk_buff *skb); |
| 206 | void (*destruct)(struct hci_dev *hdev); |
| 207 | void (*notify)(struct hci_dev *hdev, unsigned int evt); |
| 208 | int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg); |
| 209 | }; |
| 210 | |
| 211 | struct hci_conn { |
| 212 | struct list_head list; |
| 213 | |
Szymon Janc | adc4266 | 2011-02-17 16:42:00 +0100 | [diff] [blame] | 214 | atomic_t refcnt; |
| 215 | spinlock_t lock; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 216 | |
Szymon Janc | adc4266 | 2011-02-17 16:42:00 +0100 | [diff] [blame] | 217 | bdaddr_t dst; |
| 218 | __u16 handle; |
| 219 | __u16 state; |
| 220 | __u8 mode; |
| 221 | __u8 type; |
| 222 | __u8 out; |
| 223 | __u8 attempt; |
| 224 | __u8 dev_class[3]; |
| 225 | __u8 features[8]; |
| 226 | __u8 ssp_mode; |
| 227 | __u16 interval; |
| 228 | __u16 pkt_type; |
| 229 | __u16 link_policy; |
| 230 | __u32 link_mode; |
Waldemar Rymarkiewicz | 13d3931 | 2011-04-28 12:07:55 +0200 | [diff] [blame] | 231 | __u8 key_type; |
Szymon Janc | adc4266 | 2011-02-17 16:42:00 +0100 | [diff] [blame] | 232 | __u8 auth_type; |
| 233 | __u8 sec_level; |
| 234 | __u8 pending_sec_level; |
| 235 | __u8 pin_length; |
| 236 | __u8 io_capability; |
| 237 | __u8 power_save; |
| 238 | __u16 disc_timeout; |
| 239 | unsigned long pend; |
Marcel Holtmann | 04837f6 | 2006-07-03 10:02:33 +0200 | [diff] [blame] | 240 | |
Johan Hedberg | 03b555e | 2011-01-04 15:40:05 +0200 | [diff] [blame] | 241 | __u8 remote_cap; |
| 242 | __u8 remote_oob; |
| 243 | __u8 remote_auth; |
| 244 | |
Szymon Janc | adc4266 | 2011-02-17 16:42:00 +0100 | [diff] [blame] | 245 | unsigned int sent; |
Marcel Holtmann | 04837f6 | 2006-07-03 10:02:33 +0200 | [diff] [blame] | 246 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 247 | struct sk_buff_head data_q; |
| 248 | |
Marcel Holtmann | 04837f6 | 2006-07-03 10:02:33 +0200 | [diff] [blame] | 249 | struct timer_list disc_timer; |
| 250 | struct timer_list idle_timer; |
Johan Hedberg | 9f61656 | 2011-04-28 11:28:54 -0700 | [diff] [blame] | 251 | struct timer_list auto_accept_timer; |
Marcel Holtmann | 04837f6 | 2006-07-03 10:02:33 +0200 | [diff] [blame] | 252 | |
Roger Quadros | f3784d8 | 2009-04-23 14:50:54 +0300 | [diff] [blame] | 253 | struct work_struct work_add; |
| 254 | struct work_struct work_del; |
Marcel Holtmann | b219e3a | 2006-07-06 12:38:46 +0200 | [diff] [blame] | 255 | |
| 256 | struct device dev; |
Marcel Holtmann | 9eba32b | 2009-08-22 14:19:26 -0700 | [diff] [blame] | 257 | atomic_t devref; |
Marcel Holtmann | b219e3a | 2006-07-06 12:38:46 +0200 | [diff] [blame] | 258 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 259 | struct hci_dev *hdev; |
| 260 | void *l2cap_data; |
| 261 | void *sco_data; |
| 262 | void *priv; |
| 263 | |
| 264 | struct hci_conn *link; |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 265 | |
| 266 | void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); |
| 267 | void (*security_cfm_cb) (struct hci_conn *conn, u8 status); |
| 268 | void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 269 | }; |
| 270 | |
| 271 | extern struct hci_proto *hci_proto[]; |
| 272 | extern struct list_head hci_dev_list; |
| 273 | extern struct list_head hci_cb_list; |
| 274 | extern rwlock_t hci_dev_list_lock; |
| 275 | extern rwlock_t hci_cb_list_lock; |
| 276 | |
| 277 | /* ----- Inquiry cache ----- */ |
Andrei Emeltchenko | 70f23020 | 2010-12-01 16:58:25 +0200 | [diff] [blame] | 278 | #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ |
| 279 | #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 280 | |
| 281 | #define inquiry_cache_lock(c) spin_lock(&c->lock) |
| 282 | #define inquiry_cache_unlock(c) spin_unlock(&c->lock) |
| 283 | #define inquiry_cache_lock_bh(c) spin_lock_bh(&c->lock) |
| 284 | #define inquiry_cache_unlock_bh(c) spin_unlock_bh(&c->lock) |
| 285 | |
| 286 | static inline void inquiry_cache_init(struct hci_dev *hdev) |
| 287 | { |
| 288 | struct inquiry_cache *c = &hdev->inq_cache; |
| 289 | spin_lock_init(&c->lock); |
| 290 | c->list = NULL; |
| 291 | } |
| 292 | |
| 293 | static inline int inquiry_cache_empty(struct hci_dev *hdev) |
| 294 | { |
| 295 | struct inquiry_cache *c = &hdev->inq_cache; |
Eric Dumazet | a02cec2 | 2010-09-22 20:43:57 +0000 | [diff] [blame] | 296 | return c->list == NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 297 | } |
| 298 | |
| 299 | static inline long inquiry_cache_age(struct hci_dev *hdev) |
| 300 | { |
| 301 | struct inquiry_cache *c = &hdev->inq_cache; |
| 302 | return jiffies - c->timestamp; |
| 303 | } |
| 304 | |
| 305 | static inline long inquiry_entry_age(struct inquiry_entry *e) |
| 306 | { |
| 307 | return jiffies - e->timestamp; |
| 308 | } |
| 309 | |
| 310 | struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr); |
| 311 | void hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data); |
| 312 | |
| 313 | /* ----- HCI Connections ----- */ |
| 314 | enum { |
| 315 | HCI_CONN_AUTH_PEND, |
| 316 | HCI_CONN_ENCRYPT_PEND, |
Marcel Holtmann | 04837f6 | 2006-07-03 10:02:33 +0200 | [diff] [blame] | 317 | HCI_CONN_RSWITCH_PEND, |
| 318 | HCI_CONN_MODE_CHANGE_PEND, |
Marcel Holtmann | e73439d | 2010-07-26 10:06:00 -0400 | [diff] [blame] | 319 | HCI_CONN_SCO_SETUP_PEND, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 320 | }; |
| 321 | |
| 322 | static inline void hci_conn_hash_init(struct hci_dev *hdev) |
| 323 | { |
| 324 | struct hci_conn_hash *h = &hdev->conn_hash; |
| 325 | INIT_LIST_HEAD(&h->list); |
| 326 | spin_lock_init(&h->lock); |
| 327 | h->acl_num = 0; |
| 328 | h->sco_num = 0; |
| 329 | } |
| 330 | |
| 331 | static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) |
| 332 | { |
| 333 | struct hci_conn_hash *h = &hdev->conn_hash; |
| 334 | list_add(&c->list, &h->list); |
Ville Tervo | fcd89c0 | 2011-02-10 22:38:47 -0300 | [diff] [blame] | 335 | switch (c->type) { |
| 336 | case ACL_LINK: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 337 | h->acl_num++; |
Ville Tervo | fcd89c0 | 2011-02-10 22:38:47 -0300 | [diff] [blame] | 338 | break; |
| 339 | case LE_LINK: |
| 340 | h->le_num++; |
| 341 | break; |
| 342 | case SCO_LINK: |
| 343 | case ESCO_LINK: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 344 | h->sco_num++; |
Ville Tervo | fcd89c0 | 2011-02-10 22:38:47 -0300 | [diff] [blame] | 345 | break; |
| 346 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 347 | } |
| 348 | |
| 349 | static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) |
| 350 | { |
| 351 | struct hci_conn_hash *h = &hdev->conn_hash; |
| 352 | list_del(&c->list); |
Ville Tervo | fcd89c0 | 2011-02-10 22:38:47 -0300 | [diff] [blame] | 353 | switch (c->type) { |
| 354 | case ACL_LINK: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 355 | h->acl_num--; |
Ville Tervo | fcd89c0 | 2011-02-10 22:38:47 -0300 | [diff] [blame] | 356 | break; |
| 357 | case LE_LINK: |
| 358 | h->le_num--; |
| 359 | break; |
| 360 | case SCO_LINK: |
| 361 | case ESCO_LINK: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 362 | h->sco_num--; |
Ville Tervo | fcd89c0 | 2011-02-10 22:38:47 -0300 | [diff] [blame] | 363 | break; |
| 364 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 365 | } |
| 366 | |
| 367 | static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, |
Szymon Janc | adc4266 | 2011-02-17 16:42:00 +0100 | [diff] [blame] | 368 | __u16 handle) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 369 | { |
| 370 | struct hci_conn_hash *h = &hdev->conn_hash; |
| 371 | struct list_head *p; |
| 372 | struct hci_conn *c; |
| 373 | |
| 374 | list_for_each(p, &h->list) { |
| 375 | c = list_entry(p, struct hci_conn, list); |
| 376 | if (c->handle == handle) |
| 377 | return c; |
| 378 | } |
| 379 | return NULL; |
| 380 | } |
| 381 | |
| 382 | static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, |
Szymon Janc | adc4266 | 2011-02-17 16:42:00 +0100 | [diff] [blame] | 383 | __u8 type, bdaddr_t *ba) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 384 | { |
| 385 | struct hci_conn_hash *h = &hdev->conn_hash; |
| 386 | struct list_head *p; |
| 387 | struct hci_conn *c; |
| 388 | |
| 389 | list_for_each(p, &h->list) { |
| 390 | c = list_entry(p, struct hci_conn, list); |
| 391 | if (c->type == type && !bacmp(&c->dst, ba)) |
| 392 | return c; |
| 393 | } |
| 394 | return NULL; |
| 395 | } |
| 396 | |
Marcel Holtmann | 4c67bc7 | 2006-10-15 17:30:56 +0200 | [diff] [blame] | 397 | static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, |
Szymon Janc | adc4266 | 2011-02-17 16:42:00 +0100 | [diff] [blame] | 398 | __u8 type, __u16 state) |
Marcel Holtmann | 4c67bc7 | 2006-10-15 17:30:56 +0200 | [diff] [blame] | 399 | { |
| 400 | struct hci_conn_hash *h = &hdev->conn_hash; |
| 401 | struct list_head *p; |
| 402 | struct hci_conn *c; |
| 403 | |
| 404 | list_for_each(p, &h->list) { |
| 405 | c = list_entry(p, struct hci_conn, list); |
| 406 | if (c->type == type && c->state == state) |
| 407 | return c; |
| 408 | } |
| 409 | return NULL; |
| 410 | } |
| 411 | |
| 412 | void hci_acl_connect(struct hci_conn *conn); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 413 | void hci_acl_disconn(struct hci_conn *conn, __u8 reason); |
| 414 | void hci_add_sco(struct hci_conn *conn, __u16 handle); |
Marcel Holtmann | b6a0dc8 | 2007-10-20 14:55:10 +0200 | [diff] [blame] | 415 | void hci_setup_sync(struct hci_conn *conn, __u16 handle); |
Marcel Holtmann | e73439d | 2010-07-26 10:06:00 -0400 | [diff] [blame] | 416 | void hci_sco_setup(struct hci_conn *conn, __u8 status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 417 | |
| 418 | struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst); |
Marcel Holtmann | a9de924 | 2007-10-20 13:33:56 +0200 | [diff] [blame] | 419 | int hci_conn_del(struct hci_conn *conn); |
| 420 | void hci_conn_hash_flush(struct hci_dev *hdev); |
| 421 | void hci_conn_check_pending(struct hci_dev *hdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 422 | |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 423 | struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 sec_level, __u8 auth_type); |
Marcel Holtmann | e7c29cb | 2008-09-09 07:19:20 +0200 | [diff] [blame] | 424 | int hci_conn_check_link_mode(struct hci_conn *conn); |
Waldemar Rymarkiewicz | b3b1b06 | 2011-05-06 09:42:31 +0200 | [diff] [blame] | 425 | int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); |
Marcel Holtmann | 0684e5f | 2009-02-09 02:48:38 +0100 | [diff] [blame] | 426 | int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 427 | int hci_conn_change_link_key(struct hci_conn *conn); |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 428 | int hci_conn_switch_role(struct hci_conn *conn, __u8 role); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 429 | |
Marcel Holtmann | 04837f6 | 2006-07-03 10:02:33 +0200 | [diff] [blame] | 430 | void hci_conn_enter_active_mode(struct hci_conn *conn); |
| 431 | void hci_conn_enter_sniff_mode(struct hci_conn *conn); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 432 | |
Marcel Holtmann | 9eba32b | 2009-08-22 14:19:26 -0700 | [diff] [blame] | 433 | void hci_conn_hold_device(struct hci_conn *conn); |
| 434 | void hci_conn_put_device(struct hci_conn *conn); |
| 435 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 436 | static inline void hci_conn_hold(struct hci_conn *conn) |
| 437 | { |
| 438 | atomic_inc(&conn->refcnt); |
Marcel Holtmann | 04837f6 | 2006-07-03 10:02:33 +0200 | [diff] [blame] | 439 | del_timer(&conn->disc_timer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 440 | } |
| 441 | |
| 442 | static inline void hci_conn_put(struct hci_conn *conn) |
| 443 | { |
| 444 | if (atomic_dec_and_test(&conn->refcnt)) { |
Marcel Holtmann | 04837f6 | 2006-07-03 10:02:33 +0200 | [diff] [blame] | 445 | unsigned long timeo; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 446 | if (conn->type == ACL_LINK) { |
Marcel Holtmann | 04837f6 | 2006-07-03 10:02:33 +0200 | [diff] [blame] | 447 | del_timer(&conn->idle_timer); |
Marcel Holtmann | 6ac5934 | 2006-09-26 09:43:48 +0200 | [diff] [blame] | 448 | if (conn->state == BT_CONNECTED) { |
Marcel Holtmann | 052b30b | 2009-04-26 20:01:22 +0200 | [diff] [blame] | 449 | timeo = msecs_to_jiffies(conn->disc_timeout); |
Marcel Holtmann | 6ac5934 | 2006-09-26 09:43:48 +0200 | [diff] [blame] | 450 | if (!conn->out) |
Marcel Holtmann | 052b30b | 2009-04-26 20:01:22 +0200 | [diff] [blame] | 451 | timeo *= 2; |
Marcel Holtmann | 6ac5934 | 2006-09-26 09:43:48 +0200 | [diff] [blame] | 452 | } else |
| 453 | timeo = msecs_to_jiffies(10); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 454 | } else |
Marcel Holtmann | 04837f6 | 2006-07-03 10:02:33 +0200 | [diff] [blame] | 455 | timeo = msecs_to_jiffies(10); |
| 456 | mod_timer(&conn->disc_timer, jiffies + timeo); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 457 | } |
| 458 | } |
| 459 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 460 | /* ----- HCI Devices ----- */ |
| 461 | static inline void __hci_dev_put(struct hci_dev *d) |
| 462 | { |
| 463 | if (atomic_dec_and_test(&d->refcnt)) |
| 464 | d->destruct(d); |
| 465 | } |
| 466 | |
| 467 | static inline void hci_dev_put(struct hci_dev *d) |
Ron Shaffer | 04fafe4 | 2010-05-28 11:53:45 -0400 | [diff] [blame] | 468 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 469 | __hci_dev_put(d); |
| 470 | module_put(d->owner); |
| 471 | } |
| 472 | |
| 473 | static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d) |
| 474 | { |
| 475 | atomic_inc(&d->refcnt); |
| 476 | return d; |
| 477 | } |
| 478 | |
| 479 | static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) |
| 480 | { |
| 481 | if (try_module_get(d->owner)) |
| 482 | return __hci_dev_hold(d); |
| 483 | return NULL; |
| 484 | } |
| 485 | |
| 486 | #define hci_dev_lock(d) spin_lock(&d->lock) |
| 487 | #define hci_dev_unlock(d) spin_unlock(&d->lock) |
| 488 | #define hci_dev_lock_bh(d) spin_lock_bh(&d->lock) |
| 489 | #define hci_dev_unlock_bh(d) spin_unlock_bh(&d->lock) |
| 490 | |
| 491 | struct hci_dev *hci_dev_get(int index); |
| 492 | struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst); |
| 493 | |
| 494 | struct hci_dev *hci_alloc_dev(void); |
| 495 | void hci_free_dev(struct hci_dev *hdev); |
| 496 | int hci_register_dev(struct hci_dev *hdev); |
| 497 | int hci_unregister_dev(struct hci_dev *hdev); |
| 498 | int hci_suspend_dev(struct hci_dev *hdev); |
| 499 | int hci_resume_dev(struct hci_dev *hdev); |
| 500 | int hci_dev_open(__u16 dev); |
| 501 | int hci_dev_close(__u16 dev); |
| 502 | int hci_dev_reset(__u16 dev); |
| 503 | int hci_dev_reset_stat(__u16 dev); |
| 504 | int hci_dev_cmd(unsigned int cmd, void __user *arg); |
| 505 | int hci_get_dev_list(void __user *arg); |
| 506 | int hci_get_dev_info(void __user *arg); |
| 507 | int hci_get_conn_list(void __user *arg); |
| 508 | int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); |
Marcel Holtmann | 40be492 | 2008-07-14 20:13:50 +0200 | [diff] [blame] | 509 | int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 510 | int hci_inquiry(void __user *arg); |
| 511 | |
Johan Hedberg | f035856 | 2010-05-18 13:20:32 +0200 | [diff] [blame] | 512 | struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr); |
| 513 | int hci_blacklist_clear(struct hci_dev *hdev); |
| 514 | |
Johan Hedberg | 2aeb9a1 | 2011-01-04 12:08:51 +0200 | [diff] [blame] | 515 | int hci_uuids_clear(struct hci_dev *hdev); |
| 516 | |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 517 | int hci_link_keys_clear(struct hci_dev *hdev); |
| 518 | struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); |
Johan Hedberg | d25e28a | 2011-04-28 11:28:59 -0700 | [diff] [blame] | 519 | int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key, |
| 520 | bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len); |
Johan Hedberg | 55ed8ca1 | 2011-01-17 14:41:05 +0200 | [diff] [blame] | 521 | int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); |
| 522 | |
Szymon Janc | 2763eda | 2011-03-22 13:12:22 +0100 | [diff] [blame] | 523 | int hci_remote_oob_data_clear(struct hci_dev *hdev); |
| 524 | struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, |
| 525 | bdaddr_t *bdaddr); |
| 526 | int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash, |
| 527 | u8 *randomizer); |
| 528 | int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr); |
| 529 | |
Johan Hedberg | ab81cbf | 2010-12-15 13:53:18 +0200 | [diff] [blame] | 530 | void hci_del_off_timer(struct hci_dev *hdev); |
| 531 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 532 | void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); |
| 533 | |
Marcel Holtmann | 76bca88 | 2009-11-18 00:40:39 +0100 | [diff] [blame] | 534 | int hci_recv_frame(struct sk_buff *skb); |
Marcel Holtmann | ef22201 | 2007-07-11 06:42:04 +0200 | [diff] [blame] | 535 | int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count); |
Suraj Sumangala | 9981151 | 2010-07-14 13:02:19 +0530 | [diff] [blame] | 536 | int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); |
Marcel Holtmann | ef22201 | 2007-07-11 06:42:04 +0200 | [diff] [blame] | 537 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 538 | int hci_register_sysfs(struct hci_dev *hdev); |
| 539 | void hci_unregister_sysfs(struct hci_dev *hdev); |
Marcel Holtmann | a67e899 | 2009-05-02 18:24:06 -0700 | [diff] [blame] | 540 | void hci_conn_init_sysfs(struct hci_conn *conn); |
Marcel Holtmann | b219e3a | 2006-07-06 12:38:46 +0200 | [diff] [blame] | 541 | void hci_conn_add_sysfs(struct hci_conn *conn); |
| 542 | void hci_conn_del_sysfs(struct hci_conn *conn); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 543 | |
Marcel Holtmann | a91f2e3 | 2006-07-03 10:02:41 +0200 | [diff] [blame] | 544 | #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 545 | |
| 546 | /* ----- LMP capabilities ----- */ |
Marcel Holtmann | 04837f6 | 2006-07-03 10:02:33 +0200 | [diff] [blame] | 547 | #define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH) |
| 548 | #define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT) |
| 549 | #define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF) |
| 550 | #define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR) |
Marcel Holtmann | 5b7f990 | 2007-07-11 09:51:55 +0200 | [diff] [blame] | 551 | #define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO) |
Marcel Holtmann | 769be97 | 2008-07-14 20:13:49 +0200 | [diff] [blame] | 552 | #define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR) |
Andrei Emeltchenko | e702112 | 2011-01-03 11:14:36 +0200 | [diff] [blame] | 553 | #define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH) |
Ville Tervo | 6ed58ec | 2011-02-10 22:38:48 -0300 | [diff] [blame] | 554 | #define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 555 | |
| 556 | /* ----- HCI protocols ----- */ |
| 557 | struct hci_proto { |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 558 | char *name; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 559 | unsigned int id; |
| 560 | unsigned long flags; |
| 561 | |
| 562 | void *priv; |
| 563 | |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 564 | int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 565 | int (*connect_cfm) (struct hci_conn *conn, __u8 status); |
Marcel Holtmann | 2950f21 | 2009-02-12 14:02:50 +0100 | [diff] [blame] | 566 | int (*disconn_ind) (struct hci_conn *conn); |
| 567 | int (*disconn_cfm) (struct hci_conn *conn, __u8 reason); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 568 | int (*recv_acldata) (struct hci_conn *conn, struct sk_buff *skb, __u16 flags); |
| 569 | int (*recv_scodata) (struct hci_conn *conn, struct sk_buff *skb); |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 570 | int (*security_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 571 | }; |
| 572 | |
| 573 | static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type) |
| 574 | { |
| 575 | register struct hci_proto *hp; |
| 576 | int mask = 0; |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 577 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 578 | hp = hci_proto[HCI_PROTO_L2CAP]; |
| 579 | if (hp && hp->connect_ind) |
| 580 | mask |= hp->connect_ind(hdev, bdaddr, type); |
| 581 | |
| 582 | hp = hci_proto[HCI_PROTO_SCO]; |
| 583 | if (hp && hp->connect_ind) |
| 584 | mask |= hp->connect_ind(hdev, bdaddr, type); |
| 585 | |
| 586 | return mask; |
| 587 | } |
| 588 | |
| 589 | static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) |
| 590 | { |
| 591 | register struct hci_proto *hp; |
| 592 | |
| 593 | hp = hci_proto[HCI_PROTO_L2CAP]; |
| 594 | if (hp && hp->connect_cfm) |
| 595 | hp->connect_cfm(conn, status); |
| 596 | |
| 597 | hp = hci_proto[HCI_PROTO_SCO]; |
| 598 | if (hp && hp->connect_cfm) |
| 599 | hp->connect_cfm(conn, status); |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 600 | |
| 601 | if (conn->connect_cfm_cb) |
| 602 | conn->connect_cfm_cb(conn, status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 603 | } |
| 604 | |
Marcel Holtmann | 2950f21 | 2009-02-12 14:02:50 +0100 | [diff] [blame] | 605 | static inline int hci_proto_disconn_ind(struct hci_conn *conn) |
| 606 | { |
| 607 | register struct hci_proto *hp; |
| 608 | int reason = 0x13; |
| 609 | |
| 610 | hp = hci_proto[HCI_PROTO_L2CAP]; |
| 611 | if (hp && hp->disconn_ind) |
| 612 | reason = hp->disconn_ind(conn); |
| 613 | |
| 614 | hp = hci_proto[HCI_PROTO_SCO]; |
| 615 | if (hp && hp->disconn_ind) |
| 616 | reason = hp->disconn_ind(conn); |
| 617 | |
| 618 | return reason; |
| 619 | } |
| 620 | |
| 621 | static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 622 | { |
| 623 | register struct hci_proto *hp; |
| 624 | |
| 625 | hp = hci_proto[HCI_PROTO_L2CAP]; |
Marcel Holtmann | 2950f21 | 2009-02-12 14:02:50 +0100 | [diff] [blame] | 626 | if (hp && hp->disconn_cfm) |
| 627 | hp->disconn_cfm(conn, reason); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 628 | |
| 629 | hp = hci_proto[HCI_PROTO_SCO]; |
Marcel Holtmann | 2950f21 | 2009-02-12 14:02:50 +0100 | [diff] [blame] | 630 | if (hp && hp->disconn_cfm) |
| 631 | hp->disconn_cfm(conn, reason); |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 632 | |
| 633 | if (conn->disconn_cfm_cb) |
| 634 | conn->disconn_cfm_cb(conn, reason); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 635 | } |
| 636 | |
| 637 | static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) |
| 638 | { |
| 639 | register struct hci_proto *hp; |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 640 | __u8 encrypt; |
| 641 | |
| 642 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) |
| 643 | return; |
| 644 | |
| 645 | encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 646 | |
| 647 | hp = hci_proto[HCI_PROTO_L2CAP]; |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 648 | if (hp && hp->security_cfm) |
| 649 | hp->security_cfm(conn, status, encrypt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 650 | |
| 651 | hp = hci_proto[HCI_PROTO_SCO]; |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 652 | if (hp && hp->security_cfm) |
| 653 | hp->security_cfm(conn, status, encrypt); |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 654 | |
| 655 | if (conn->security_cfm_cb) |
| 656 | conn->security_cfm_cb(conn, status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 657 | } |
| 658 | |
Marcel Holtmann | 9719f8a | 2008-07-14 20:13:45 +0200 | [diff] [blame] | 659 | static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encrypt) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 660 | { |
| 661 | register struct hci_proto *hp; |
| 662 | |
| 663 | hp = hci_proto[HCI_PROTO_L2CAP]; |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 664 | if (hp && hp->security_cfm) |
| 665 | hp->security_cfm(conn, status, encrypt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 666 | |
| 667 | hp = hci_proto[HCI_PROTO_SCO]; |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 668 | if (hp && hp->security_cfm) |
| 669 | hp->security_cfm(conn, status, encrypt); |
Johan Hedberg | e9a416b | 2011-02-19 12:05:56 -0300 | [diff] [blame] | 670 | |
| 671 | if (conn->security_cfm_cb) |
| 672 | conn->security_cfm_cb(conn, status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 673 | } |
| 674 | |
| 675 | int hci_register_proto(struct hci_proto *hproto); |
| 676 | int hci_unregister_proto(struct hci_proto *hproto); |
| 677 | |
| 678 | /* ----- HCI callbacks ----- */ |
| 679 | struct hci_cb { |
| 680 | struct list_head list; |
| 681 | |
| 682 | char *name; |
| 683 | |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 684 | void (*security_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 685 | void (*key_change_cfm) (struct hci_conn *conn, __u8 status); |
| 686 | void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); |
| 687 | }; |
| 688 | |
| 689 | static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) |
| 690 | { |
| 691 | struct list_head *p; |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 692 | __u8 encrypt; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 693 | |
| 694 | hci_proto_auth_cfm(conn, status); |
| 695 | |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 696 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) |
| 697 | return; |
| 698 | |
| 699 | encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; |
| 700 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 701 | read_lock_bh(&hci_cb_list_lock); |
| 702 | list_for_each(p, &hci_cb_list) { |
| 703 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 704 | if (cb->security_cfm) |
| 705 | cb->security_cfm(conn, status, encrypt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 706 | } |
| 707 | read_unlock_bh(&hci_cb_list_lock); |
| 708 | } |
| 709 | |
| 710 | static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encrypt) |
| 711 | { |
| 712 | struct list_head *p; |
| 713 | |
Marcel Holtmann | 435fef2 | 2009-02-09 03:55:28 +0100 | [diff] [blame] | 714 | if (conn->sec_level == BT_SECURITY_SDP) |
| 715 | conn->sec_level = BT_SECURITY_LOW; |
| 716 | |
Marcel Holtmann | 9719f8a | 2008-07-14 20:13:45 +0200 | [diff] [blame] | 717 | hci_proto_encrypt_cfm(conn, status, encrypt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 718 | |
| 719 | read_lock_bh(&hci_cb_list_lock); |
| 720 | list_for_each(p, &hci_cb_list) { |
| 721 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); |
Marcel Holtmann | 8c1b235 | 2009-01-15 21:58:04 +0100 | [diff] [blame] | 722 | if (cb->security_cfm) |
| 723 | cb->security_cfm(conn, status, encrypt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 724 | } |
| 725 | read_unlock_bh(&hci_cb_list_lock); |
| 726 | } |
| 727 | |
| 728 | static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) |
| 729 | { |
| 730 | struct list_head *p; |
| 731 | |
| 732 | read_lock_bh(&hci_cb_list_lock); |
| 733 | list_for_each(p, &hci_cb_list) { |
| 734 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); |
| 735 | if (cb->key_change_cfm) |
| 736 | cb->key_change_cfm(conn, status); |
| 737 | } |
| 738 | read_unlock_bh(&hci_cb_list_lock); |
| 739 | } |
| 740 | |
| 741 | static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, __u8 role) |
| 742 | { |
| 743 | struct list_head *p; |
| 744 | |
| 745 | read_lock_bh(&hci_cb_list_lock); |
| 746 | list_for_each(p, &hci_cb_list) { |
| 747 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); |
| 748 | if (cb->role_switch_cfm) |
| 749 | cb->role_switch_cfm(conn, status, role); |
| 750 | } |
| 751 | read_unlock_bh(&hci_cb_list_lock); |
| 752 | } |
| 753 | |
| 754 | int hci_register_cb(struct hci_cb *hcb); |
| 755 | int hci_unregister_cb(struct hci_cb *hcb); |
| 756 | |
| 757 | int hci_register_notifier(struct notifier_block *nb); |
| 758 | int hci_unregister_notifier(struct notifier_block *nb); |
| 759 | |
Marcel Holtmann | a9de924 | 2007-10-20 13:33:56 +0200 | [diff] [blame] | 760 | int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param); |
Gustavo F. Padovan | 9a9c6a3 | 2010-05-01 16:15:43 -0300 | [diff] [blame] | 761 | void hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags); |
Gustavo F. Padovan | 0d861d8 | 2010-05-01 16:15:35 -0300 | [diff] [blame] | 762 | void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 763 | |
Marcel Holtmann | a9de924 | 2007-10-20 13:33:56 +0200 | [diff] [blame] | 764 | void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 765 | |
| 766 | void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data); |
| 767 | |
| 768 | /* ----- HCI Sockets ----- */ |
Johan Hedberg | eec8d2b | 2010-12-16 10:17:38 +0200 | [diff] [blame] | 769 | void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb, |
| 770 | struct sock *skip_sk); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 771 | |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 772 | /* Management interface */ |
| 773 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); |
Johan Hedberg | c71e97b | 2010-12-13 21:07:07 +0200 | [diff] [blame] | 774 | int mgmt_index_added(u16 index); |
| 775 | int mgmt_index_removed(u16 index); |
Johan Hedberg | 5add6af | 2010-12-16 10:00:37 +0200 | [diff] [blame] | 776 | int mgmt_powered(u16 index, u8 powered); |
Johan Hedberg | 73f22f6 | 2010-12-29 16:00:25 +0200 | [diff] [blame] | 777 | int mgmt_discoverable(u16 index, u8 discoverable); |
Johan Hedberg | 9fbcbb4 | 2010-12-30 00:18:33 +0200 | [diff] [blame] | 778 | int mgmt_connectable(u16 index, u8 connectable); |
Johan Hedberg | 4df378a | 2011-04-28 11:29:03 -0700 | [diff] [blame] | 779 | int mgmt_new_key(u16 index, struct link_key *key, u8 persistent); |
Johan Hedberg | f752054 | 2011-01-20 12:34:39 +0200 | [diff] [blame] | 780 | int mgmt_connected(u16 index, bdaddr_t *bdaddr); |
| 781 | int mgmt_disconnected(u16 index, bdaddr_t *bdaddr); |
Johan Hedberg | 8962ee7 | 2011-01-20 12:40:27 +0200 | [diff] [blame] | 782 | int mgmt_disconnect_failed(u16 index); |
Johan Hedberg | 17d5c04 | 2011-01-22 06:09:08 +0200 | [diff] [blame] | 783 | int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status); |
Waldemar Rymarkiewicz | a770bb5 | 2011-04-28 12:07:59 +0200 | [diff] [blame] | 784 | int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr, u8 secure); |
Johan Hedberg | 980e1a5 | 2011-01-22 06:10:07 +0200 | [diff] [blame] | 785 | int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status); |
| 786 | int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status); |
Johan Hedberg | 55bc1a3 | 2011-04-28 11:28:56 -0700 | [diff] [blame] | 787 | int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value, |
| 788 | u8 confirm_hint); |
Johan Hedberg | a5c2968 | 2011-02-19 12:05:57 -0300 | [diff] [blame] | 789 | int mgmt_user_confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status); |
| 790 | int mgmt_user_confirm_neg_reply_complete(u16 index, bdaddr_t *bdaddr, |
| 791 | u8 status); |
Johan Hedberg | 2a61169 | 2011-02-19 12:06:00 -0300 | [diff] [blame] | 792 | int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status); |
Johan Hedberg | b312b161 | 2011-03-16 14:29:37 +0200 | [diff] [blame] | 793 | int mgmt_set_local_name_complete(u16 index, u8 *name, u8 status); |
Szymon Janc | c35938b | 2011-03-22 13:12:21 +0100 | [diff] [blame] | 794 | int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer, |
| 795 | u8 status); |
Johan Hedberg | e17acd4 | 2011-03-30 23:57:16 +0300 | [diff] [blame] | 796 | int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi, |
| 797 | u8 *eir); |
Johan Hedberg | a88a965 | 2011-03-30 13:18:12 +0300 | [diff] [blame] | 798 | int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name); |
Johan Hedberg | 314b238 | 2011-04-27 10:29:57 -0400 | [diff] [blame] | 799 | int mgmt_discovering(u16 index, u8 discovering); |
Johan Hedberg | 0381101 | 2010-12-08 00:21:06 +0200 | [diff] [blame] | 800 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 801 | /* HCI info for socket */ |
| 802 | #define hci_pi(sk) ((struct hci_pinfo *) sk) |
| 803 | |
| 804 | struct hci_pinfo { |
| 805 | struct bt_sock bt; |
| 806 | struct hci_dev *hdev; |
| 807 | struct hci_filter filter; |
| 808 | __u32 cmsg_mask; |
Johan Hedberg | c02178d | 2010-12-08 00:21:05 +0200 | [diff] [blame] | 809 | unsigned short channel; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 810 | }; |
| 811 | |
| 812 | /* HCI security filter */ |
| 813 | #define HCI_SFLT_MAX_OGF 5 |
| 814 | |
| 815 | struct hci_sec_filter { |
| 816 | __u32 type_mask; |
| 817 | __u32 event_mask[2]; |
| 818 | __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4]; |
| 819 | }; |
| 820 | |
| 821 | /* ----- HCI requests ----- */ |
| 822 | #define HCI_REQ_DONE 0 |
| 823 | #define HCI_REQ_PEND 1 |
| 824 | #define HCI_REQ_CANCELED 2 |
| 825 | |
Thomas Gleixner | a6a67ef | 2009-07-26 08:18:19 +0000 | [diff] [blame] | 826 | #define hci_req_lock(d) mutex_lock(&d->req_lock) |
| 827 | #define hci_req_unlock(d) mutex_unlock(&d->req_lock) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 828 | |
Johan Hedberg | 23bb576 | 2010-12-21 23:01:27 +0200 | [diff] [blame] | 829 | void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 830 | |
Claudio Takahasi | 2ce603e | 2011-02-16 20:44:53 -0200 | [diff] [blame] | 831 | void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, |
| 832 | u16 latency, u16 to_multiplier); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 833 | #endif /* __HCI_CORE_H */ |