Chris Manton | a6cee15 | 2014-10-09 16:04:05 -0700 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright (C) 2014 Google, Inc. |
| 4 | * |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | * you may not use this file except in compliance with the License. |
| 7 | * You may obtain a copy of the License at: |
| 8 | * |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | * |
| 11 | * Unless required by applicable law or agreed to in writing, software |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | * See the License for the specific language governing permissions and |
| 15 | * limitations under the License. |
| 16 | * |
| 17 | ******************************************************************************/ |
| 18 | |
| 19 | #include "base.h" |
| 20 | #include "btcore/include/bdaddr.h" |
| 21 | #include "btcore/include/property.h" |
| 22 | #include "support/adapter.h" |
| 23 | #include "support/callbacks.h" |
| 24 | |
| 25 | static bt_state_t state; |
| 26 | static int property_count = 0; |
| 27 | static bt_property_t *properties = NULL; |
| 28 | static bt_discovery_state_t discovery_state; |
| 29 | static bt_acl_state_t acl_state; |
| 30 | static bt_bond_state_t bond_state; |
| 31 | |
| 32 | static void parse_properties(int num_properties, bt_property_t *property); |
| 33 | |
| 34 | // Returns the current adapter state. |
| 35 | bt_state_t adapter_get_state() { |
| 36 | return state; |
| 37 | } |
| 38 | |
| 39 | // Returns the number of adapter properties. |
| 40 | int adapter_get_property_count() { |
| 41 | return property_count; |
| 42 | } |
| 43 | |
| 44 | // Returns the specified property. |
| 45 | bt_property_t *adapter_get_property(bt_property_type_t type) { |
| 46 | for (int i = 0; i < property_count; ++i) { |
| 47 | if (properties[i].type == type) { |
| 48 | return &properties[i]; |
| 49 | } |
| 50 | } |
| 51 | |
| 52 | return NULL; |
| 53 | } |
| 54 | |
| 55 | // Returns the device discovery state. |
| 56 | bt_discovery_state_t adapter_get_discovery_state() { |
| 57 | return discovery_state; |
| 58 | } |
| 59 | |
| 60 | // Returns the device acl state. |
| 61 | bt_acl_state_t adapter_get_acl_state() { |
| 62 | return acl_state; |
| 63 | } |
| 64 | |
| 65 | // Returns the device bond state. |
| 66 | bt_bond_state_t adapter_get_bond_state() { |
| 67 | return bond_state; |
| 68 | } |
| 69 | |
| 70 | // callback |
| 71 | void acl_state_changed(bt_status_t status, bt_bdaddr_t *remote_bd_addr, bt_acl_state_t state) { |
| 72 | acl_state = state; |
| 73 | CALLBACK_RET(); |
| 74 | } |
| 75 | |
| 76 | // callback |
| 77 | void adapter_properties(bt_status_t status, |
| 78 | int num_properties, |
| 79 | bt_property_t *new_properties) { |
| 80 | property_free_array(properties, property_count); |
| 81 | properties = property_copy_array(new_properties, num_properties); |
| 82 | property_count = num_properties; |
| 83 | |
| 84 | CALLBACK_RET(); |
| 85 | } |
| 86 | |
| 87 | // callback |
| 88 | void adapter_state_changed(bt_state_t new_state) { |
| 89 | state = new_state; |
| 90 | CALLBACK_RET(); |
| 91 | } |
| 92 | |
| 93 | // callback |
| 94 | void bond_state_changed(bt_status_t status, |
| 95 | bt_bdaddr_t *bdaddr, |
| 96 | bt_bond_state_t state) { |
| 97 | char buf[18]; |
| 98 | bond_state = state; |
| 99 | |
| 100 | const char *state_name = "Bond state unknown"; |
| 101 | switch (bond_state) { |
| 102 | case BT_BOND_STATE_NONE: |
| 103 | state_name = "Bond state none"; |
| 104 | break; |
| 105 | |
| 106 | case BT_BOND_STATE_BONDING: |
| 107 | state_name = "Bond state bonding"; |
| 108 | break; |
| 109 | |
| 110 | case BT_BOND_STATE_BONDED: |
| 111 | state_name = "Bond state bonded"; |
| 112 | break; |
| 113 | |
| 114 | // default none |
| 115 | } |
| 116 | fprintf(stdout, "Bond state changed callback addr:%s state:%s\n", bdaddr_to_string(bdaddr, buf, sizeof(buf)), state_name); |
| 117 | |
| 118 | CALLBACK_RET(); |
| 119 | } |
| 120 | |
| 121 | // callback |
| 122 | void device_found(int num_properties, bt_property_t *property) { |
| 123 | fprintf(stdout, "Device found num_properties:%d\n", num_properties); |
| 124 | parse_properties(num_properties, property); |
| 125 | |
| 126 | CALLBACK_RET(); |
| 127 | } |
| 128 | |
| 129 | // callback |
| 130 | void discovery_state_changed(bt_discovery_state_t state) { |
| 131 | const char *state_name = "Unknown"; |
| 132 | discovery_state = state; |
| 133 | |
| 134 | switch (discovery_state) { |
| 135 | case BT_DISCOVERY_STOPPED: |
| 136 | state_name = "Discovery stopped"; |
| 137 | break; |
| 138 | |
| 139 | case BT_DISCOVERY_STARTED: |
| 140 | state_name = "Discovery started"; |
| 141 | break; |
| 142 | |
| 143 | // default omitted |
| 144 | } |
| 145 | fprintf(stdout, "Discover state %s\n", state_name); |
| 146 | |
| 147 | CALLBACK_RET(); |
| 148 | } |
| 149 | |
| 150 | // callback |
| 151 | void remote_device_properties(bt_status_t status, |
| 152 | bt_bdaddr_t *bdaddr, |
| 153 | int num_properties, |
| 154 | bt_property_t *properties) { |
| 155 | char buf[18]; |
| 156 | fprintf(stdout, "Device found bdaddr:%s num_properties:%d\n", |
| 157 | bdaddr_to_string(bdaddr, buf, sizeof(buf)), num_properties); |
| 158 | |
| 159 | parse_properties(num_properties, properties); |
| 160 | |
| 161 | CALLBACK_RET(); |
| 162 | } |
| 163 | |
| 164 | // callback |
| 165 | void ssp_request( |
| 166 | bt_bdaddr_t *remote_bd_addr, |
| 167 | bt_bdname_t *bd_name, |
| 168 | uint32_t cod, |
| 169 | bt_ssp_variant_t pairing_variant, |
| 170 | uint32_t pass_key) { |
| 171 | char *pairing_variant_name = "Unknown"; |
| 172 | |
| 173 | switch (pairing_variant) { |
| 174 | case BT_SSP_VARIANT_PASSKEY_CONFIRMATION: |
| 175 | pairing_variant_name = "Passkey confirmation"; |
| 176 | break; |
| 177 | case BT_SSP_VARIANT_PASSKEY_ENTRY: |
| 178 | pairing_variant_name = "Passkey entry"; |
| 179 | break; |
| 180 | |
| 181 | case BT_SSP_VARIANT_CONSENT: |
| 182 | pairing_variant_name = "Passkey consent"; |
| 183 | break; |
| 184 | |
| 185 | case BT_SSP_VARIANT_PASSKEY_NOTIFICATION: |
| 186 | pairing_variant_name = "Passkey notification"; |
| 187 | break; |
| 188 | } |
| 189 | |
| 190 | fprintf(stdout, "Got ssp request device_class:%u passkey:%x pairing_variant:%s\n", cod, pass_key, pairing_variant_name); |
| 191 | char buf[18]; |
| 192 | fprintf(stdout, "Device found:%s %s\n", bdaddr_to_string(remote_bd_addr, buf, sizeof(buf)), bd_name->name); |
| 193 | |
| 194 | |
| 195 | fprintf(stdout, "auto-accepting bond\n"); |
| 196 | bool accept = true; |
| 197 | int rc = bt_interface->ssp_reply(remote_bd_addr, pairing_variant, |
| 198 | (uint8_t)accept, pass_key); |
| 199 | CALLBACK_RET(); |
| 200 | } |
| 201 | |
| 202 | // callback |
| 203 | void thread_evt(bt_cb_thread_evt evt) { |
| 204 | CALLBACK_RET(); |
| 205 | } |
| 206 | |
| 207 | static void parse_properties(int num_properties, bt_property_t *property) { |
| 208 | while (num_properties-- > 0) { |
| 209 | switch(property->type) { |
| 210 | case BT_PROPERTY_BDNAME: |
| 211 | { |
| 212 | const bt_bdname_t *bdname = property_extract_bdname(property); |
| 213 | if (bdname) |
| 214 | fprintf(stdout, " name:%s\n", bdname->name); |
| 215 | } |
| 216 | break; |
| 217 | |
| 218 | case BT_PROPERTY_BDADDR: |
| 219 | { |
| 220 | char buf[18]; |
| 221 | const bt_bdaddr_t *bdaddr = property_extract_bdaddr(property); |
| 222 | if (bdaddr) |
| 223 | fprintf(stdout, " addr:%s\n", bdaddr_to_string(bdaddr, buf, sizeof(buf))); |
| 224 | } |
| 225 | break; |
| 226 | |
| 227 | case BT_PROPERTY_UUIDS: |
| 228 | { |
| 229 | const bt_uuid_t *uuid = property_extract_uuid(property); |
| 230 | if (uuid) { |
| 231 | fprintf(stdout, " uuid:"); |
| 232 | for (size_t i = 0; i < sizeof(uuid); i++) { |
| 233 | fprintf(stdout, "%02x", uuid->uu[i]); |
| 234 | } |
| 235 | fprintf(stdout, "\n"); |
| 236 | } |
| 237 | } |
| 238 | break; |
| 239 | |
| 240 | case BT_PROPERTY_TYPE_OF_DEVICE: |
| 241 | { |
| 242 | const bt_device_type_t *device_type = property_extract_device_type(property); |
| 243 | if (device_type) { |
| 244 | const struct { |
| 245 | const char * device_type; |
| 246 | } device_type_lookup[] = { |
| 247 | { "Unknown" }, |
| 248 | { "Classic Only" }, |
| 249 | { "BLE Only" }, |
| 250 | { "Both Classic and BLE" }, |
| 251 | }; |
| 252 | bt_device_type_t idx = *device_type; |
| 253 | if (idx > BT_DEVICE_DEVTYPE_DUAL) |
| 254 | idx = 0; |
| 255 | fprintf(stdout, " device_type:%s\n", device_type_lookup[idx].device_type); |
| 256 | } |
| 257 | } |
| 258 | break; |
| 259 | |
| 260 | case BT_PROPERTY_CLASS_OF_DEVICE: |
| 261 | { |
| 262 | const uint32_t device_class = property_extract_device_class(property); |
| 263 | fprintf(stdout, " device_class:%u\n", device_class); |
| 264 | } |
| 265 | break; |
| 266 | |
| 267 | case BT_PROPERTY_REMOTE_RSSI: |
| 268 | { |
| 269 | const int32_t rssi = property_extract_remote_rssi(property); |
| 270 | fprintf(stdout, " rssi:%d\n", rssi); |
| 271 | } |
| 272 | break; |
| 273 | |
| 274 | case BT_PROPERTY_REMOTE_FRIENDLY_NAME: |
| 275 | { |
| 276 | const bt_bdname_t *bdname = property_extract_bdname(property); |
| 277 | if (bdname) |
| 278 | fprintf(stdout, " remote_name:%s\n", bdname->name); |
| 279 | } |
| 280 | break; |
| 281 | |
| 282 | case BT_PROPERTY_SERVICE_RECORD: |
| 283 | case BT_PROPERTY_ADAPTER_SCAN_MODE: |
| 284 | case BT_PROPERTY_ADAPTER_BONDED_DEVICES: |
| 285 | case BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT: |
| 286 | case BT_PROPERTY_REMOTE_VERSION_INFO: |
| 287 | case BT_PROPERTY_LOCAL_LE_FEATURES: |
| 288 | case BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP: |
| 289 | default: |
| 290 | { |
| 291 | fprintf(stderr, "Unhandled property type:%d len:%d\n", property->type, property->len); |
| 292 | uint8_t *p = (uint8_t *)property->val; |
| 293 | for (int i = 0; i < property->len; ++i, p++) { |
| 294 | fprintf(stderr, " %02x", *p); |
| 295 | } |
| 296 | if (property->len != 0) |
| 297 | fprintf(stderr, "\n"); |
| 298 | } |
| 299 | } |
| 300 | property++; |
| 301 | } |
| 302 | } |