The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright (C) 2008-2012 Broadcom Corporation |
| 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 | /****************************************************************************** |
| 20 | * |
| 21 | * This file contains functions for BLE GAP. |
| 22 | * |
| 23 | ******************************************************************************/ |
| 24 | |
| 25 | #include <string.h> |
| 26 | #include <stdio.h> |
| 27 | #include <stddef.h> |
| 28 | |
| 29 | #include "bt_types.h" |
| 30 | #include "btu.h" |
| 31 | #include "btm_int.h" |
| 32 | #include "hcimsgs.h" |
| 33 | #if (GAP_INCLUDED == TRUE) |
| 34 | #include "gap_api.h" |
| 35 | #endif |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 36 | #if (BLE_INCLUDED == TRUE) |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 37 | #include "gattdefs.h" |
| 38 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 39 | #define BTM_BLE_NAME_SHORT 0x01 |
| 40 | #define BTM_BLE_NAME_CMPL 0x02 |
| 41 | |
| 42 | #define BTM_BLE_FILTER_TARGET_UNKNOWN 0xff |
| 43 | #define BTM_BLE_POLICY_UNKNOWN 0xff |
| 44 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 45 | #define BTM_EXT_BLE_RMT_NAME_TIMEOUT 30 |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 46 | |
| 47 | /******************************************************************************* |
| 48 | ** Local functions |
| 49 | *******************************************************************************/ |
| 50 | static void btm_ble_update_adv_flag(UINT8 flag); |
| 51 | static void btm_ble_process_adv_pkt_cont(BD_ADDR bda, UINT8 addr_type, UINT8 evt_type, UINT8 *p); |
| 52 | static UINT8 *btm_ble_build_adv_data(tBTM_BLE_AD_MASK *p_data_mask, UINT8 **p_dst, tBTM_BLE_ADV_DATA *p_data); |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 53 | static UINT8 btm_set_conn_mode_adv_init_addr(tBTM_BLE_INQ_CB *p_cb, |
| 54 | BD_ADDR_PTR p_addr_ptr, |
| 55 | tBLE_ADDR_TYPE *p_init_addr_type, |
| 56 | tBLE_ADDR_TYPE *p_own_addr_type); |
| 57 | static BOOLEAN btm_ble_start_adv(void); |
| 58 | static tBTM_STATUS btm_ble_stop_adv(void); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 59 | |
| 60 | |
| 61 | |
| 62 | /******************************************************************************* |
| 63 | ** |
| 64 | ** Function BTM_BleReset |
| 65 | ** |
| 66 | ** Description This function is called to reset ULP controller. |
| 67 | ** |
| 68 | ** Parameters None. |
| 69 | ** |
| 70 | ** Returns void |
| 71 | ** |
| 72 | *******************************************************************************/ |
| 73 | void BTM_BleReset(void) |
| 74 | { |
| 75 | btsnd_hcic_ble_reset(); |
| 76 | } |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 77 | /******************************************************************************* |
| 78 | ** |
| 79 | ** Function BTM_BleUpdateAdvWhitelist |
| 80 | ** |
| 81 | ** Description Add or remove device from advertising white list |
| 82 | ** |
| 83 | ** Returns void |
| 84 | ** |
| 85 | *******************************************************************************/ |
| 86 | BOOLEAN BTM_BleUpdateAdvWhitelist(BOOLEAN add_remove, BD_ADDR remote_bda) |
| 87 | { |
| 88 | return FALSE; |
| 89 | } |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 90 | |
| 91 | /******************************************************************************* |
| 92 | ** |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 93 | ** Function BTM_BleUpdateAdvFilterPolicy |
| 94 | ** |
| 95 | ** Description This function update the filter policy of advertiser. |
| 96 | ** |
| 97 | ** Parameter adv_policy: advertising filter policy |
| 98 | ** |
| 99 | ** Return void |
| 100 | *******************************************************************************/ |
| 101 | void BTM_BleUpdateAdvFilterPolicy(tBTM_BLE_AFP adv_policy) |
| 102 | { |
| 103 | tBTM_BLE_INQ_CB *p_cb = &btm_cb.ble_ctr_cb.inq_var; |
| 104 | tBLE_ADDR_TYPE init_addr_type = BLE_ADDR_PUBLIC; |
| 105 | BD_ADDR p_addr_ptr= {0}; |
| 106 | UINT8 adv_mode = p_cb->adv_mode; |
| 107 | |
| 108 | BTM_TRACE_EVENT0 ("BTM_BleUpdateAdvFilterPolicy"); |
| 109 | |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 110 | if (!HCI_LE_HOST_SUPPORTED(btm_cb.devcb.local_lmp_features[HCI_EXT_FEATURES_PAGE_1])) |
| 111 | return; |
| 112 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 113 | if (p_cb->afp != adv_policy) |
| 114 | { |
| 115 | p_cb->afp = adv_policy; |
| 116 | |
| 117 | /* if adv active, stop and restart */ |
| 118 | btm_ble_stop_adv (); |
| 119 | |
| 120 | if (p_cb->connectable_mode & BTM_BLE_CONNECTABLE) |
| 121 | p_cb->evt_type = btm_set_conn_mode_adv_init_addr(p_cb, p_addr_ptr, &init_addr_type, &p_cb->adv_addr_type); |
| 122 | |
| 123 | btsnd_hcic_ble_write_adv_params (p_cb->adv_interval_min, |
| 124 | p_cb->adv_interval_max, |
| 125 | p_cb->evt_type, |
| 126 | p_cb->adv_addr_type, |
| 127 | init_addr_type, |
| 128 | p_addr_ptr, |
| 129 | p_cb->adv_chnl_map, |
| 130 | p_cb->afp); |
| 131 | |
| 132 | if (adv_mode == BTM_BLE_ADV_ENABLE) |
| 133 | btm_ble_start_adv (); |
| 134 | |
| 135 | } |
| 136 | } |
| 137 | /******************************************************************************* |
| 138 | ** |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 139 | ** Function BTM_BleObserve |
| 140 | ** |
| 141 | ** Description This procedure keep the device listening for advertising |
| 142 | ** events from a broadcast device. |
| 143 | ** |
| 144 | ** Parameters start: start or stop observe. |
| 145 | ** white_list: use white list in observer mode or not. |
| 146 | ** |
| 147 | ** Returns void |
| 148 | ** |
| 149 | *******************************************************************************/ |
| 150 | tBTM_STATUS BTM_BleObserve(BOOLEAN start, UINT8 duration, |
| 151 | tBTM_INQ_RESULTS_CB *p_results_cb, tBTM_CMPL_CB *p_cmpl_cb) |
| 152 | { |
| 153 | tBTM_BLE_INQ_CB *p_inq = &btm_cb.ble_ctr_cb.inq_var; |
| 154 | tBTM_STATUS status = BTM_NO_RESOURCES; |
| 155 | |
| 156 | BTM_TRACE_EVENT0 ("BTM_BleObserve "); |
| 157 | |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 158 | if (!HCI_LE_HOST_SUPPORTED(btm_cb.devcb.local_lmp_features[HCI_EXT_FEATURES_PAGE_1])) |
| 159 | return BTM_ILLEGAL_VALUE; |
| 160 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 161 | if (start) |
| 162 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 163 | /* shared inquiry database, do not allow observe if any inquiry is active */ |
| 164 | if (btm_cb.btm_inq_vars.inq_active || p_inq->proc_mode != BTM_BLE_INQUIRY_NONE) |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 165 | return BTM_BUSY; |
| 166 | |
| 167 | btm_cb.btm_inq_vars.p_inq_results_cb = p_results_cb; |
| 168 | btm_cb.btm_inq_vars.p_inq_cmpl_cb = p_cmpl_cb; |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 169 | p_inq->scan_type = (p_inq->scan_type == BTM_BLE_SCAN_MODE_NONE) ? BTM_BLE_SCAN_MODE_ACTI: p_inq->scan_type; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 170 | |
| 171 | /* allow config scanning type */ |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 172 | if (btsnd_hcic_ble_set_scan_params (p_inq->scan_type, |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 173 | (UINT16)(!p_inq->scan_interval ? BTM_BLE_GAP_DISC_SCAN_INT : p_inq->scan_interval), |
| 174 | (UINT16)(!p_inq->scan_window ? BTM_BLE_GAP_DISC_SCAN_WIN : p_inq->scan_window), |
| 175 | BLE_ADDR_PUBLIC, |
| 176 | BTM_BLE_DEFAULT_SFP)) /* assume observe always not using white list */ |
| 177 | { |
| 178 | /* start scan, disable duplicate filtering */ |
| 179 | if (btsnd_hcic_ble_set_scan_enable (BTM_BLE_SCAN_ENABLE, BTM_BLE_DUPLICATE_DISABLE)) |
| 180 | { |
| 181 | status = BTM_SUCCESS; |
| 182 | p_inq->proc_mode = BTM_BLE_OBSERVE; |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 183 | btm_cb.btm_inq_vars.inq_active |= BTM_LE_OBSERVE_ACTIVE; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 184 | |
| 185 | if (duration != 0) |
| 186 | { |
| 187 | /* start inquiry timer */ |
| 188 | btu_start_timer (&p_inq->inq_timer_ent, BTU_TTYPE_BLE_INQUIRY, duration); |
| 189 | } |
| 190 | } |
| 191 | } |
| 192 | } |
| 193 | else if (p_inq->proc_mode == BTM_BLE_OBSERVE) |
| 194 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 195 | btm_cb.btm_inq_vars.inq_active &= ~BTM_LE_OBSERVE_ACTIVE; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 196 | btm_ble_stop_scan(); |
| 197 | } |
| 198 | |
| 199 | return status; |
| 200 | } |
| 201 | |
| 202 | /******************************************************************************* |
| 203 | ** |
| 204 | ** Function BTM_BleBroadcast |
| 205 | ** |
| 206 | ** Description This function is to start or stop broadcasting. |
| 207 | ** |
| 208 | ** Parameters start: start or stop broadcasting. |
| 209 | ** |
| 210 | ** Returns status. |
| 211 | ** |
| 212 | *******************************************************************************/ |
| 213 | tBTM_STATUS BTM_BleBroadcast(BOOLEAN start) |
| 214 | { |
| 215 | tBTM_STATUS status = BTM_NO_RESOURCES; |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 216 | tBTM_LE_RANDOM_CB *p_addr_cb = &btm_cb.ble_ctr_cb.addr_mgnt_cb; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 217 | tBTM_BLE_INQ_CB *p_cb = &btm_cb.ble_ctr_cb.inq_var; |
| 218 | UINT8 evt_type = p_cb->scan_rsp ? BTM_BLE_DISCOVER_EVT: BTM_BLE_NON_CONNECT_EVT; |
| 219 | |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 220 | if (!HCI_LE_HOST_SUPPORTED(btm_cb.devcb.local_lmp_features[HCI_EXT_FEATURES_PAGE_1])) |
| 221 | return BTM_ILLEGAL_VALUE; |
| 222 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 223 | #ifdef BTM_BLE_PC_ADV_TEST_MODE |
| 224 | if (BTM_BLE_PC_ADV_TEST_MODE) |
| 225 | { |
| 226 | evt_type = p_cb->scan_rsp ? BTM_BLE_CONNECT_EVT: BTM_BLE_NON_CONNECT_EVT; |
| 227 | } |
| 228 | #endif |
| 229 | |
| 230 | if (start && p_cb->adv_mode == BTM_BLE_ADV_DISABLE) |
| 231 | { |
| 232 | /* update adv params */ |
| 233 | if (!btsnd_hcic_ble_write_adv_params ((UINT16)(p_cb->adv_interval_min ? p_cb->adv_interval_min : BTM_BLE_GAP_ADV_INT), |
| 234 | (UINT16)(p_cb->adv_interval_max ? p_cb->adv_interval_max : BTM_BLE_GAP_ADV_INT), |
| 235 | evt_type, |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 236 | p_addr_cb->own_addr_type, |
| 237 | p_cb->direct_bda.type, |
| 238 | p_cb->direct_bda.bda, |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 239 | p_cb->adv_chnl_map, |
| 240 | p_cb->afp)) |
| 241 | |
| 242 | status = BTM_NO_RESOURCES; |
| 243 | else |
| 244 | p_cb->evt_type = evt_type; |
| 245 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 246 | status = btm_ble_start_adv (); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 247 | } |
| 248 | else if (!start && p_cb->adv_mode == BTM_BLE_ADV_ENABLE) |
| 249 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 250 | status = btm_ble_stop_adv(); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 251 | } |
| 252 | else |
| 253 | { |
| 254 | status = BTM_WRONG_MODE; |
| 255 | BTM_TRACE_ERROR2("Can not %s Broadcast, device %s in Broadcast mode", |
| 256 | (start ? "Start" : "Stop"), (start ? "alerady" :"not")); |
| 257 | } |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 258 | return status; |
| 259 | } |
| 260 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 261 | /******************************************************************************* |
| 262 | ** |
| 263 | ** Function BTM_RegisterScanReqEvt |
| 264 | ** |
| 265 | ** Description This function is called to register a scan request callback |
| 266 | ** on the advertiser. |
| 267 | ** |
| 268 | ** Parameters p_scan_req_cback: scan request callback. If NULL, remove the |
| 269 | ** registration. |
| 270 | ** |
| 271 | ** Returns void |
| 272 | ** |
| 273 | *******************************************************************************/ |
| 274 | void BTM_RegisterScanReqEvt(tBTM_BLE_SCAN_REQ_CBACK *p_scan_req_cback) |
| 275 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 276 | #ifdef BTM_BLE_PC_ADV_TEST_MODE /* For general stack code (e.g. BTInsight testing), we simply do not define it to exclude or set it to TRUE to include */ |
| 277 | if (BTM_BLE_PC_ADV_TEST_MODE) /* For stack component, it is always defined and maps to a global variable g_bDraculaAdvertisingMode */ |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 278 | { |
| 279 | tBTM_BLE_CB *p_cb = &btm_cb.ble_ctr_cb; |
| 280 | p_cb->p_scan_req_cback = p_scan_req_cback; |
| 281 | } |
| 282 | #endif |
| 283 | } |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 284 | |
| 285 | /******************************************************************************* |
| 286 | ** |
| 287 | ** Function BTM_BleSetBgConnType |
| 288 | ** |
| 289 | ** Description This function is called to set BLE connectable mode for a |
| 290 | ** peripheral device. |
| 291 | ** |
| 292 | ** Parameters bg_conn_type: it can be auto connection, or selective connection. |
| 293 | ** p_select_cback: callback function when selective connection procedure |
| 294 | ** is being used. |
| 295 | ** |
| 296 | ** Returns void |
| 297 | ** |
| 298 | *******************************************************************************/ |
| 299 | BOOLEAN BTM_BleSetBgConnType(tBTM_BLE_CONN_TYPE bg_conn_type, |
| 300 | tBTM_BLE_SEL_CBACK *p_select_cback) |
| 301 | { |
| 302 | BOOLEAN started = TRUE; |
| 303 | |
| 304 | BTM_TRACE_EVENT0 ("BTM_BleSetBgConnType "); |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 305 | if (!HCI_LE_HOST_SUPPORTED(btm_cb.devcb.local_lmp_features[HCI_EXT_FEATURES_PAGE_1])) |
| 306 | return FALSE; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 307 | |
| 308 | if (btm_cb.ble_ctr_cb.bg_conn_type != bg_conn_type) |
| 309 | { |
| 310 | switch (bg_conn_type) |
| 311 | { |
| 312 | case BTM_BLE_CONN_AUTO: |
| 313 | btm_ble_start_auto_conn(TRUE); |
| 314 | break; |
| 315 | |
| 316 | case BTM_BLE_CONN_SELECTIVE: |
| 317 | if (btm_cb.ble_ctr_cb.bg_conn_type == BTM_BLE_CONN_AUTO) |
| 318 | { |
| 319 | btm_ble_start_auto_conn(FALSE); |
| 320 | } |
| 321 | started = btm_ble_start_select_conn(TRUE, p_select_cback); |
| 322 | break; |
| 323 | |
| 324 | case BTM_BLE_CONN_NONE: |
| 325 | if (btm_cb.ble_ctr_cb.bg_conn_type == BTM_BLE_CONN_AUTO) |
| 326 | { |
| 327 | btm_ble_start_auto_conn(FALSE); |
| 328 | } |
| 329 | else if (btm_cb.ble_ctr_cb.bg_conn_type == BTM_BLE_CONN_SELECTIVE) |
| 330 | { |
| 331 | btm_ble_start_select_conn(FALSE, NULL); |
| 332 | } |
| 333 | started = TRUE; |
| 334 | break; |
| 335 | |
| 336 | default: |
| 337 | BTM_TRACE_ERROR1("invalid bg connection type : %d ", bg_conn_type); |
| 338 | started = FALSE; |
| 339 | break; |
| 340 | } |
| 341 | |
| 342 | if (started) |
| 343 | btm_cb.ble_ctr_cb.bg_conn_type = bg_conn_type; |
| 344 | } |
| 345 | return started; |
| 346 | } |
| 347 | |
| 348 | /******************************************************************************* |
| 349 | ** |
| 350 | ** Function BTM_BleUpdateBgConnDev |
| 351 | ** |
| 352 | ** Description This function is called to add or remove a device into/from |
| 353 | ** background connection procedure. The background connection |
| 354 | * procedure is decided by the background connection type, it can be |
| 355 | * auto connection, or selective connection. |
| 356 | ** |
| 357 | ** Parameters add_remove: TRUE to add; FALSE to remove. |
| 358 | ** remote_bda: device address to add/remove. |
| 359 | ** |
| 360 | ** Returns void |
| 361 | ** |
| 362 | *******************************************************************************/ |
| 363 | BOOLEAN BTM_BleUpdateBgConnDev(BOOLEAN add_remove, BD_ADDR remote_bda) |
| 364 | { |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 365 | BOOLEAN ret = TRUE; |
Andre Eisenbach | 946c681 | 2013-04-04 14:53:04 -0700 | [diff] [blame^] | 366 | UINT8 dev_wl_type = BTM_BLE_WL_INIT; |
| 367 | |
| 368 | BTM_TRACE_EVENT0 (" BTM_BleUpdateBgConnDev"); |
| 369 | |
| 370 | /* update white list */ |
| 371 | ret = btm_update_bg_conn_list(add_remove, remote_bda, &dev_wl_type); |
| 372 | |
| 373 | btm_update_dev_to_white_list(add_remove, remote_bda, dev_wl_type); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 374 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 375 | return ret; |
| 376 | } |
| 377 | |
| 378 | /******************************************************************************* |
| 379 | ** |
| 380 | ** Function BTM_BleSetConnMode |
| 381 | ** |
| 382 | ** Description This function is called to set BLE connectable mode for a |
| 383 | ** peripheral device. |
| 384 | ** |
| 385 | ** Parameters directed: is directed connectable mode, or non-directed. |
| 386 | ** p_dir_bda: connectable direct initiator's LE device address |
| 387 | ** |
| 388 | ** Returns void |
| 389 | ** |
| 390 | *******************************************************************************/ |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 391 | tBTM_STATUS BTM_BleSetConnMode(BOOLEAN is_directed) |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 392 | { |
| 393 | tBTM_BLE_INQ_CB *p_cb = &btm_cb.ble_ctr_cb.inq_var; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 394 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 395 | BTM_TRACE_EVENT1 ("BTM_BleSetConnMode is_directed = %d ", is_directed); |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 396 | if (!HCI_LE_HOST_SUPPORTED(btm_cb.devcb.local_lmp_features[HCI_EXT_FEATURES_PAGE_1])) |
| 397 | return BTM_ILLEGAL_VALUE; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 398 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 399 | p_cb->directed_conn = is_directed; |
| 400 | return btm_ble_set_connectability( p_cb->connectable_mode); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 401 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 402 | } |
| 403 | |
| 404 | /******************************************************************************* |
| 405 | ** |
| 406 | ** Function btm_set_conn_mode_adv_init_addr |
| 407 | ** |
| 408 | ** Description set initator address type and local address type based on adv |
| 409 | ** mode. |
| 410 | ** |
| 411 | ** |
| 412 | *******************************************************************************/ |
| 413 | static UINT8 btm_set_conn_mode_adv_init_addr(tBTM_BLE_INQ_CB *p_cb, |
| 414 | BD_ADDR_PTR p_addr_ptr, |
| 415 | tBLE_ADDR_TYPE *p_init_addr_type, |
| 416 | tBLE_ADDR_TYPE *p_own_addr_type) |
| 417 | { |
| 418 | UINT8 evt_type; |
| 419 | |
| 420 | if ( p_cb->directed_conn) |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 421 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 422 | /* direct adv mode does not have privacy if privacy |
| 423 | is not enabled or no reconn addr config */ |
| 424 | *p_own_addr_type = BLE_ADDR_PUBLIC; |
| 425 | *p_init_addr_type = p_cb->direct_bda.type; |
| 426 | memcpy(p_addr_ptr, p_cb->direct_bda.bda, BD_ADDR_LEN); |
| 427 | evt_type = BTM_BLE_CONNECT_DIR_EVT; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 428 | } |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 429 | else /* undirect adv mode */ |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 430 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 431 | evt_type = BTM_BLE_CONNECT_EVT; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 432 | } |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 433 | |
| 434 | return evt_type; |
| 435 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 436 | } |
| 437 | |
| 438 | /******************************************************************************* |
| 439 | ** |
| 440 | ** Function BTM_BleSetAdvParams |
| 441 | ** |
| 442 | ** Description This function is called to set advertising parameters. |
| 443 | ** |
| 444 | ** Parameters adv_int_min: minimum advertising interval |
| 445 | ** adv_int_max: maximum advertising interval |
| 446 | ** p_dir_bda: connectable direct initiator's LE device address |
| 447 | ** chnl_map: advertising channel map. |
| 448 | ** |
| 449 | ** Returns void |
| 450 | ** |
| 451 | *******************************************************************************/ |
| 452 | tBTM_STATUS BTM_BleSetAdvParams(UINT16 adv_int_min, UINT16 adv_int_max, |
| 453 | tBLE_BD_ADDR *p_dir_bda, |
| 454 | tBTM_BLE_ADV_CHNL_MAP chnl_map) |
| 455 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 456 | tBTM_LE_RANDOM_CB *p_addr_cb = &btm_cb.ble_ctr_cb.addr_mgnt_cb; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 457 | tBTM_BLE_INQ_CB *p_cb = &btm_cb.ble_ctr_cb.inq_var; |
| 458 | tBTM_STATUS status = BTM_SUCCESS; |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 459 | BD_ADDR p_addr_ptr = {0}; |
| 460 | tBLE_ADDR_TYPE init_addr_type = BLE_ADDR_PUBLIC; |
| 461 | tBLE_ADDR_TYPE own_addr_type = p_addr_cb->own_addr_type; |
| 462 | UINT8 adv_mode = p_cb->adv_mode; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 463 | |
| 464 | BTM_TRACE_EVENT0 ("BTM_BleSetAdvParams"); |
| 465 | |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 466 | if (!HCI_LE_HOST_SUPPORTED(btm_cb.devcb.local_lmp_features[HCI_EXT_FEATURES_PAGE_1])) |
| 467 | return BTM_ILLEGAL_VALUE; |
| 468 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 469 | if (!BTM_BLE_VALID_PRAM(adv_int_min, BTM_BLE_ADV_INT_MIN, BTM_BLE_ADV_INT_MAX) || |
| 470 | !BTM_BLE_VALID_PRAM(adv_int_max, BTM_BLE_ADV_INT_MIN, BTM_BLE_ADV_INT_MAX)) |
| 471 | { |
| 472 | return BTM_ILLEGAL_VALUE; |
| 473 | } |
| 474 | |
| 475 | p_cb->adv_interval_min = adv_int_min; |
| 476 | p_cb->adv_interval_max = adv_int_max; |
| 477 | p_cb->adv_chnl_map = chnl_map; |
| 478 | |
| 479 | if (p_dir_bda) |
| 480 | { |
| 481 | memcpy(&p_cb->direct_bda, p_dir_bda, sizeof(tBLE_BD_ADDR)); |
| 482 | } |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 483 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 484 | BTM_TRACE_EVENT0 ("update params for an active adv"); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 485 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 486 | btm_ble_stop_adv(); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 487 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 488 | if (p_cb->connectable_mode & BTM_BLE_CONNECTABLE) |
| 489 | p_cb->evt_type = btm_set_conn_mode_adv_init_addr(p_cb, p_addr_ptr, &init_addr_type, &own_addr_type); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 490 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 491 | /* update adv params */ |
| 492 | btsnd_hcic_ble_write_adv_params (p_cb->adv_interval_min, |
| 493 | p_cb->adv_interval_max, |
| 494 | p_cb->evt_type, |
| 495 | own_addr_type, |
| 496 | init_addr_type, |
| 497 | p_addr_ptr, |
| 498 | p_cb->adv_chnl_map, |
| 499 | p_cb->afp); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 500 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 501 | if (adv_mode == BTM_BLE_ADV_ENABLE) |
| 502 | btm_ble_start_adv(); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 503 | |
| 504 | return status; |
| 505 | } |
| 506 | |
| 507 | /******************************************************************************* |
| 508 | ** |
| 509 | ** Function BTM_BleReadAdvParams |
| 510 | ** |
| 511 | ** Description This function is called to set advertising parameters. |
| 512 | ** |
| 513 | ** Parameters adv_int_min: minimum advertising interval |
| 514 | ** adv_int_max: maximum advertising interval |
| 515 | ** p_dir_bda: connectable direct initiator's LE device address |
| 516 | ** chnl_map: advertising channel map. |
| 517 | ** |
| 518 | ** Returns void |
| 519 | ** |
| 520 | *******************************************************************************/ |
| 521 | void BTM_BleReadAdvParams (UINT16 *adv_int_min, UINT16 *adv_int_max, |
| 522 | tBLE_BD_ADDR *p_dir_bda, tBTM_BLE_ADV_CHNL_MAP *p_chnl_map) |
| 523 | { |
| 524 | tBTM_BLE_INQ_CB *p_cb = &btm_cb.ble_ctr_cb.inq_var; |
| 525 | |
| 526 | BTM_TRACE_EVENT0 ("BTM_BleReadAdvParams "); |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 527 | if (!HCI_LE_HOST_SUPPORTED(btm_cb.devcb.local_lmp_features[HCI_EXT_FEATURES_PAGE_1])) |
| 528 | return ; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 529 | |
| 530 | *adv_int_min = p_cb->adv_interval_min; |
| 531 | *adv_int_max = p_cb->adv_interval_max; |
| 532 | *p_chnl_map = p_cb->adv_chnl_map; |
| 533 | |
| 534 | if (p_dir_bda != NULL) |
| 535 | { |
| 536 | memcpy(p_dir_bda, &p_cb->direct_bda, sizeof(tBLE_BD_ADDR)); |
| 537 | } |
| 538 | } |
| 539 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 540 | /******************************************************************************* |
| 541 | ** |
| 542 | ** Function BTM_BleSetScanParams |
| 543 | ** |
| 544 | ** Description This function is called to set Scan parameters. |
| 545 | ** |
| 546 | ** Parameters adv_int_min: minimum advertising interval |
| 547 | ** adv_int_max: maximum advertising interval |
| 548 | ** p_dir_bda: connectable direct initiator's LE device address |
| 549 | ** chnl_map: advertising channel map. |
| 550 | ** scan_type: active scan or passive scan |
| 551 | ** |
| 552 | ** Returns void |
| 553 | ** |
| 554 | *******************************************************************************/ |
| 555 | void BTM_BleSetScanParams(UINT16 scan_interval, UINT16 scan_window, tBTM_BLE_SCAN_MODE scan_mode) |
| 556 | { |
| 557 | tBTM_BLE_INQ_CB *p_cb = &btm_cb.ble_ctr_cb.inq_var; |
| 558 | |
| 559 | BTM_TRACE_EVENT0 (" BTM_BleSetScanParams"); |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 560 | if (!HCI_LE_HOST_SUPPORTED(btm_cb.devcb.local_lmp_features[HCI_EXT_FEATURES_PAGE_1])) |
| 561 | return ; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 562 | |
| 563 | if (BTM_BLE_VALID_PRAM(scan_interval, BTM_BLE_SCAN_INT_MIN, BTM_BLE_SCAN_INT_MAX) && |
| 564 | BTM_BLE_VALID_PRAM(scan_window, BTM_BLE_SCAN_WIN_MIN, BTM_BLE_SCAN_WIN_MAX) && |
| 565 | (scan_mode == BTM_BLE_SCAN_MODE_ACTI || scan_mode == BTM_BLE_SCAN_MODE_PASS)) |
| 566 | { |
| 567 | p_cb->scan_type = scan_mode; |
| 568 | |
| 569 | if (BTM_BLE_CONN_PARAM_UNDEF != scan_interval) |
| 570 | p_cb->scan_interval = scan_interval; |
| 571 | |
| 572 | if (BTM_BLE_CONN_PARAM_UNDEF != scan_window) |
| 573 | p_cb->scan_window = scan_window; |
| 574 | } |
| 575 | else |
| 576 | { |
| 577 | BTM_TRACE_ERROR2("Illegal params: scan_interval = %d scan_window = %d", |
| 578 | scan_interval, scan_window); |
| 579 | } |
| 580 | |
| 581 | } |
| 582 | |
| 583 | /******************************************************************************* |
| 584 | ** |
| 585 | ** Function BTM_BleWriteScanRsp |
| 586 | ** |
| 587 | ** Description This function is called to write LE scan response. |
| 588 | ** |
| 589 | ** Parameters: p_scan_rsp: scan response information. |
| 590 | ** |
| 591 | ** Returns void |
| 592 | ** |
| 593 | *******************************************************************************/ |
| 594 | tBTM_STATUS BTM_BleWriteScanRsp(tBTM_BLE_AD_MASK data_mask, tBTM_BLE_ADV_DATA *p_data) |
| 595 | { |
| 596 | tBTM_STATUS status = BTM_NO_RESOURCES; |
| 597 | UINT8 rsp_data[BTM_BLE_AD_DATA_LEN], |
| 598 | *p = rsp_data; |
| 599 | |
| 600 | BTM_TRACE_EVENT0 (" BTM_BleWriteScanRsp"); |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 601 | |
| 602 | if (!HCI_LE_HOST_SUPPORTED(btm_cb.devcb.local_lmp_features[HCI_EXT_FEATURES_PAGE_1])) |
| 603 | return BTM_ILLEGAL_VALUE; |
| 604 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 605 | memset(rsp_data, 0, BTM_BLE_AD_DATA_LEN); |
| 606 | btm_ble_build_adv_data(&data_mask, &p, p_data); |
| 607 | |
| 608 | if (btsnd_hcic_ble_set_scan_rsp_data((UINT8)(p - rsp_data), rsp_data)) |
| 609 | { |
| 610 | status = BTM_SUCCESS; |
| 611 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 612 | if (data_mask != 0) |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 613 | btm_cb.ble_ctr_cb.inq_var.scan_rsp = TRUE; |
| 614 | else |
| 615 | btm_cb.ble_ctr_cb.inq_var.scan_rsp = FALSE; |
| 616 | } |
| 617 | else |
| 618 | status = BTM_ILLEGAL_VALUE; |
| 619 | |
| 620 | return status; |
| 621 | } |
| 622 | |
| 623 | /******************************************************************************* |
| 624 | ** |
| 625 | ** Function BTM_BleWriteAdvData |
| 626 | ** |
| 627 | ** Description This function is called to write advertising data. |
| 628 | ** |
| 629 | ** Parameters: None. |
| 630 | ** |
| 631 | ** Returns void |
| 632 | ** |
| 633 | *******************************************************************************/ |
| 634 | tBTM_STATUS BTM_BleWriteAdvData(tBTM_BLE_AD_MASK data_mask, tBTM_BLE_ADV_DATA *p_data) |
| 635 | { |
| 636 | tBTM_BLE_LOCAL_ADV_DATA *p_cb_data = &btm_cb.ble_ctr_cb.inq_var.adv_data; |
| 637 | UINT8 *p; |
| 638 | UINT16 mask = data_mask; |
| 639 | |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 640 | BTM_TRACE_EVENT0 ("BTM_BleWriteAdvData "); |
| 641 | |
| 642 | if (!HCI_LE_HOST_SUPPORTED(btm_cb.devcb.local_lmp_features[HCI_EXT_FEATURES_PAGE_1])) |
| 643 | return BTM_ILLEGAL_VALUE; |
| 644 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 645 | memset(p_cb_data, 0, sizeof(tBTM_BLE_LOCAL_ADV_DATA)); |
| 646 | p = p_cb_data->ad_data; |
| 647 | p_cb_data->data_mask = data_mask; |
| 648 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 649 | p_cb_data->p_flags = btm_ble_build_adv_data(&mask, &p, p_data); |
| 650 | |
| 651 | p_cb_data->p_pad = p; |
| 652 | |
| 653 | if (data_mask != 0) |
| 654 | { |
| 655 | BTM_TRACE_ERROR0("Partial data write into ADV"); |
| 656 | } |
| 657 | |
| 658 | p_cb_data->data_mask &= ~mask; |
| 659 | |
| 660 | if (btsnd_hcic_ble_set_adv_data((UINT8)(p_cb_data->p_pad - p_cb_data->ad_data), |
| 661 | p_cb_data->ad_data)) |
| 662 | return BTM_SUCCESS; |
| 663 | else |
| 664 | return BTM_NO_RESOURCES; |
| 665 | |
| 666 | } |
| 667 | |
| 668 | /******************************************************************************* |
| 669 | ** |
| 670 | ** Function BTM_CheckAdvData |
| 671 | ** |
| 672 | ** Description This function is called to get ADV data for a specific type. |
| 673 | ** |
| 674 | ** Parameters p_adv - pointer of ADV data |
| 675 | ** type - finding ADV data type |
| 676 | ** p_length - return the length of ADV data not including type |
| 677 | ** |
| 678 | ** Returns pointer of ADV data |
| 679 | ** |
| 680 | *******************************************************************************/ |
| 681 | UINT8 *BTM_CheckAdvData( UINT8 *p_adv, UINT8 type, UINT8 *p_length) |
| 682 | { |
| 683 | UINT8 *p = p_adv; |
| 684 | UINT8 length; |
| 685 | UINT8 adv_type; |
| 686 | BTM_TRACE_API1("BTM_CheckAdvData type=0x%02X", type); |
| 687 | |
| 688 | STREAM_TO_UINT8(length, p); |
| 689 | |
| 690 | while ( length && (p - p_adv <= BTM_BLE_CACHE_ADV_DATA_MAX)) |
| 691 | { |
| 692 | STREAM_TO_UINT8(adv_type, p); |
| 693 | |
| 694 | if ( adv_type == type ) |
| 695 | { |
| 696 | /* length doesn't include itself */ |
| 697 | *p_length = length - 1; /* minus the length of type */ |
| 698 | return p; |
| 699 | } |
| 700 | p += length - 1; /* skip the length of data */ |
| 701 | STREAM_TO_UINT8(length, p); |
| 702 | } |
| 703 | |
| 704 | *p_length = 0; |
| 705 | return NULL; |
| 706 | } |
| 707 | |
| 708 | /******************************************************************************* |
| 709 | ** |
| 710 | ** Function btm_ble_build_adv_data |
| 711 | ** |
| 712 | ** Description This function is called build the adv data and rsp data. |
| 713 | *******************************************************************************/ |
| 714 | static UINT8 *btm_ble_build_adv_data(tBTM_BLE_AD_MASK *p_data_mask, UINT8 **p_dst, tBTM_BLE_ADV_DATA *p_data) |
| 715 | { |
| 716 | UINT16 data_mask = *p_data_mask; |
| 717 | UINT8 *p = *p_dst, |
| 718 | *p_flag = NULL; |
| 719 | UINT16 len = BTM_BLE_AD_DATA_LEN, cp_len = 0; |
| 720 | UINT8 i = 0; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 721 | tBTM_BLE_PROP_ELEM *p_elem; |
| 722 | |
| 723 | BTM_TRACE_EVENT0 (" btm_ble_build_adv_data"); |
| 724 | |
| 725 | /* build the adv data structure and build the data string */ |
| 726 | if (data_mask) |
| 727 | { |
| 728 | /* flags */ |
| 729 | if (data_mask & BTM_BLE_AD_BIT_FLAGS) |
| 730 | { |
| 731 | *p++ = 2; |
| 732 | *p++ = BTM_BLE_AD_TYPE_FLAG; |
| 733 | p_flag = p; |
| 734 | if (p_data) |
| 735 | *p++ = p_data->flag; |
| 736 | else |
| 737 | *p++ = 0; |
| 738 | |
| 739 | len -= 3; |
| 740 | |
| 741 | data_mask &= ~BTM_BLE_AD_BIT_FLAGS; |
| 742 | } |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 743 | /* appearance data */ |
| 744 | if (len > 3 && data_mask & BTM_BLE_AD_BIT_APPEARANCE) |
| 745 | { |
| 746 | *p++ = 3; /* length */ |
| 747 | *p++ = BTM_BLE_AD_TYPE_APPEARANCE; |
| 748 | UINT16_TO_STREAM(p, p_data->appearance); |
| 749 | len -= 4; |
| 750 | |
| 751 | data_mask &= ~BTM_BLE_AD_BIT_APPEARANCE; |
| 752 | } |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 753 | /* device name */ |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 754 | #if BTM_MAX_LOC_BD_NAME_LEN > 0 |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 755 | if (len > 2 && data_mask & BTM_BLE_AD_BIT_DEV_NAME) |
| 756 | { |
| 757 | if (strlen(btm_cb.cfg.bd_name) > (UINT16)(len - 2)) |
| 758 | { |
| 759 | *p++ = len - 2 + 1; |
| 760 | *p++ = BTM_BLE_AD_TYPE_NAME_SHORT; |
| 761 | ARRAY_TO_STREAM(p, btm_cb.cfg.bd_name, len - 2); |
| 762 | } |
| 763 | else |
| 764 | { |
| 765 | cp_len = (UINT16)strlen(btm_cb.cfg.bd_name); |
| 766 | *p++ = cp_len + 1; |
| 767 | *p++ = BTM_BLE_AD_TYPE_NAME_CMPL; |
| 768 | ARRAY_TO_STREAM(p, btm_cb.cfg.bd_name, cp_len); |
| 769 | } |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 770 | len -= (cp_len + 2); |
| 771 | data_mask &= ~BTM_BLE_AD_BIT_DEV_NAME; |
| 772 | } |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 773 | #endif |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 774 | /* manufacturer data */ |
| 775 | if (len > 2 && data_mask & BTM_BLE_AD_BIT_MANU && |
| 776 | p_data && p_data->manu.len != 0 && p_data->manu.p_val) |
| 777 | { |
| 778 | if (p_data->manu.len > (len - 2)) |
| 779 | cp_len = len - 2; |
| 780 | else |
| 781 | cp_len = p_data->manu.len; |
| 782 | |
| 783 | *p++ = cp_len + 1; |
| 784 | *p++ = BTM_BLE_AD_TYPE_MANU; |
| 785 | ARRAY_TO_STREAM(p, p_data->manu.p_val, cp_len); |
| 786 | |
| 787 | len -= (cp_len + 2); |
| 788 | data_mask &= ~BTM_BLE_AD_BIT_MANU; |
| 789 | } |
| 790 | /* TX power */ |
| 791 | if (len > 2 && data_mask & BTM_BLE_AD_BIT_TX_PWR) |
| 792 | { |
| 793 | *p++ = 2; |
| 794 | *p++ = BTM_BLE_AD_TYPE_TX_PWR; |
| 795 | *p++ = btm_cb.ble_ctr_cb.inq_var.tx_power; |
| 796 | len -= 3; |
| 797 | |
| 798 | data_mask &= ~BTM_BLE_AD_BIT_TX_PWR; |
| 799 | } |
| 800 | /* services */ |
| 801 | if (len > 2 && data_mask & BTM_BLE_AD_BIT_SERVICE && |
| 802 | p_data && p_data->services.num_service != 0 && |
| 803 | p_data->services.p_uuid) |
| 804 | { |
| 805 | if (p_data->services.num_service * 2 > (len - 2)) |
| 806 | { |
| 807 | cp_len = (len - 2)/2; |
| 808 | *p ++ = 1 + cp_len * 2; |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 809 | *p++ = BTM_BLE_AD_TYPE_16SRV_PART; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 810 | } |
| 811 | else |
| 812 | { |
| 813 | cp_len = p_data->services.num_service; |
| 814 | *p++ = 1 + cp_len * 2; |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 815 | *p++ = BTM_BLE_AD_TYPE_16SRV_CMPL; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 816 | } |
| 817 | for (i = 0; i < cp_len; i ++) |
| 818 | { |
| 819 | UINT16_TO_STREAM(p, *(p_data->services.p_uuid + i)); |
| 820 | } |
| 821 | |
| 822 | len -= (cp_len * 2 + 2); |
| 823 | data_mask &= ~BTM_BLE_AD_BIT_SERVICE; |
| 824 | } |
| 825 | if (len >= 6 && data_mask & BTM_BLE_AD_BIT_INT_RANGE && |
| 826 | p_data) |
| 827 | { |
| 828 | *p++ = 5; |
| 829 | *p++ = BTM_BLE_AD_TYPE_INT_RANGE; |
| 830 | UINT16_TO_STREAM(p, p_data->int_range.low); |
| 831 | UINT16_TO_STREAM(p, p_data->int_range.hi); |
| 832 | len -= 6; |
| 833 | data_mask &= ~BTM_BLE_AD_BIT_INT_RANGE; |
| 834 | } |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 835 | if (data_mask & BTM_BLE_AD_BIT_PROPRIETARY && p_data && p_data->p_proprietary) |
| 836 | { |
| 837 | for (i = 0; i < p_data->p_proprietary->num_elem ; i ++) |
| 838 | { |
| 839 | p_elem = p_data->p_proprietary->p_elem + i; |
| 840 | |
| 841 | if (len >= (2 + p_elem->len))/* len byte(1) + ATTR type(1) + Uuid len(2) + value length */ |
| 842 | { |
| 843 | *p ++ = p_elem->len + 1; /* Uuid len + value length */ |
| 844 | *p ++ = p_elem->adv_type; |
| 845 | ARRAY_TO_STREAM(p, p_elem->p_val, p_elem->len); |
| 846 | |
| 847 | len -= (2 + p_elem->len); |
| 848 | } |
| 849 | else |
| 850 | { |
| 851 | BTM_TRACE_WARNING0("data exceed max adv packet length"); |
| 852 | break; |
| 853 | } |
| 854 | } |
| 855 | data_mask &= ~BTM_BLE_AD_BIT_PROPRIETARY; |
| 856 | } |
| 857 | } |
| 858 | |
| 859 | *p_data_mask = data_mask; |
| 860 | *p_dst = p; |
| 861 | |
| 862 | return p_flag; |
| 863 | } |
| 864 | |
| 865 | /******************************************************************************* |
| 866 | ** |
| 867 | ** Function btm_ble_set_discoverability |
| 868 | ** |
| 869 | ** Description This function is called to set BLE discoverable mode. |
| 870 | ** |
| 871 | ** Parameters: mode: discoverability mode. |
| 872 | ** |
| 873 | ** Returns void |
| 874 | ** |
| 875 | *******************************************************************************/ |
| 876 | tBTM_STATUS btm_ble_set_discoverability(UINT16 combined_mode) |
| 877 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 878 | tBTM_LE_RANDOM_CB *p_addr_cb = &btm_cb.ble_ctr_cb.addr_mgnt_cb; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 879 | tBTM_BLE_INQ_CB *p_cb = &btm_cb.ble_ctr_cb.inq_var; |
| 880 | UINT16 mode = (combined_mode & BTM_BLE_DISCOVERABLE_MASK); |
| 881 | UINT8 flag = 0; |
| 882 | UINT8 new_mode = BTM_BLE_ADV_ENABLE; |
| 883 | UINT8 evt_type = (p_cb->connectable_mode == BTM_BLE_NON_CONNECTABLE) ? \ |
| 884 | ((p_cb->scan_rsp) ? BTM_BLE_DISCOVER_EVT : BTM_BLE_NON_CONNECT_EVT )\ |
| 885 | : BTM_BLE_CONNECT_EVT; |
| 886 | tBTM_STATUS status = BTM_SUCCESS; |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 887 | BD_ADDR p_addr_ptr= {0}; |
| 888 | tBLE_ADDR_TYPE init_addr_type = BLE_ADDR_PUBLIC, |
| 889 | own_addr_type = p_addr_cb->own_addr_type;; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 890 | |
| 891 | BTM_TRACE_EVENT2 ("btm_ble_set_discoverability mode=0x%0x combined_mode=0x%x", mode, combined_mode); |
| 892 | |
| 893 | /*** Check mode parameter ***/ |
| 894 | if (mode > BTM_BLE_MAX_DISCOVERABLE) |
| 895 | return(BTM_ILLEGAL_VALUE); |
| 896 | |
| 897 | p_cb->br_edr_supported_flag |= (combined_mode & BTM_DISCOVERABLE_MASK); |
| 898 | p_cb->discoverable_mode = mode; |
| 899 | |
| 900 | if (!p_cb->br_edr_supported_flag) |
| 901 | { |
| 902 | flag = BTM_BLE_BREDR_NOT_SPT; |
| 903 | BTM_TRACE_DEBUG1("btm_ble_set_discoverability (BREDR not sup)flag=0x%x",flag); |
| 904 | } |
| 905 | |
| 906 | BTM_TRACE_DEBUG1 ("br_edr_supported=0x%x", p_cb->br_edr_supported_flag); |
| 907 | |
| 908 | if (mode == BTM_BLE_LIMITED_DISCOVERABLE || mode == BTM_BLE_GENERAL_DISCOVERABLE) |
| 909 | { |
| 910 | BTM_TRACE_EVENT0 ("mode == BTM_BLE_LIMITED_DISCOVERABLE "); |
| 911 | /* write ADV data with limited disc flag */ |
| 912 | if (mode == BTM_BLE_LIMITED_DISCOVERABLE) |
| 913 | flag |= BTM_BLE_LIMIT_DISC_FLAG ; |
| 914 | else |
| 915 | flag |= BTM_BLE_GEN_DISC_FLAG; |
| 916 | } |
| 917 | else /* non-discoverable */ |
| 918 | { |
| 919 | BTM_TRACE_EVENT0 ("mode == BTM_BLE_NON_DISCOVERABLE "); |
| 920 | |
| 921 | if (p_cb->connectable_mode == BTM_BLE_NON_CONNECTABLE) |
| 922 | { |
| 923 | p_cb->br_edr_supported_flag = 0; |
| 924 | |
| 925 | BTM_TRACE_EVENT0 ("always disable adv in non-discoverable non-connectable mode if no scan rsp "); |
| 926 | if (!p_cb->scan_rsp ) |
| 927 | new_mode = BTM_BLE_ADV_DISABLE; |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 928 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 929 | } |
| 930 | else |
| 931 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 932 | p_cb->evt_type = btm_set_conn_mode_adv_init_addr(p_cb, p_addr_ptr, &init_addr_type, &own_addr_type); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 933 | } |
| 934 | } |
| 935 | btm_ble_update_adv_flag(flag); |
| 936 | |
| 937 | /* update adv params if start advertising */ |
| 938 | BTM_TRACE_EVENT2 ("evt_type=0x%x p-cb->evt_type=0x%x ", evt_type, p_cb->evt_type); |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 939 | if (new_mode == BTM_BLE_ADV_ENABLE && |
| 940 | (evt_type != p_cb->evt_type ||p_cb->adv_addr_type != own_addr_type)) |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 941 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 942 | btm_ble_stop_adv(); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 943 | |
| 944 | /* update adv params */ |
| 945 | if (!btsnd_hcic_ble_write_adv_params ((UINT16)(p_cb->adv_interval_min ? p_cb->adv_interval_min : BTM_BLE_GAP_ADV_INT), |
| 946 | (UINT16)(p_cb->adv_interval_max ? p_cb->adv_interval_max : BTM_BLE_GAP_ADV_INT), |
| 947 | evt_type, |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 948 | own_addr_type, |
| 949 | init_addr_type, |
| 950 | p_addr_ptr, |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 951 | p_cb->adv_chnl_map, |
| 952 | p_cb->afp)) |
| 953 | |
| 954 | status = BTM_NO_RESOURCES; |
| 955 | else |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 956 | { |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 957 | p_cb->evt_type = evt_type; |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 958 | p_cb->adv_addr_type = own_addr_type; |
| 959 | } |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 960 | |
| 961 | } |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 962 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 963 | if (status == BTM_SUCCESS && p_cb->adv_mode != new_mode) |
| 964 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 965 | if (new_mode == BTM_BLE_ADV_ENABLE) |
| 966 | status = btm_ble_start_adv(); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 967 | else |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 968 | status = btm_ble_stop_adv(); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 969 | } |
| 970 | |
| 971 | /* set up stop advertising timer */ |
| 972 | if (status == BTM_SUCCESS && mode == BTM_BLE_LIMITED_DISCOVERABLE) |
| 973 | { |
| 974 | BTM_TRACE_EVENT1 ("start timer for limited disc mode duration=%d (30 secs)", BTM_BLE_GAP_LIM_TOUT); |
| 975 | /* start Tgap(lim_timeout) */ |
| 976 | btu_start_timer (&p_cb->inq_timer_ent, BTU_TTYPE_BLE_GAP_LIM_DISC, |
| 977 | BTM_BLE_GAP_LIM_TOUT); |
| 978 | } |
| 979 | return status; |
| 980 | } |
| 981 | |
| 982 | /******************************************************************************* |
| 983 | ** |
| 984 | ** Function btm_ble_set_connectability |
| 985 | ** |
| 986 | ** Description This function is called to set BLE connectability mode. |
| 987 | ** |
| 988 | ** Parameters: mode: connectability mode. |
| 989 | ** |
| 990 | ** Returns void |
| 991 | ** |
| 992 | *******************************************************************************/ |
| 993 | tBTM_STATUS btm_ble_set_connectability(UINT16 combined_mode) |
| 994 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 995 | tBTM_LE_RANDOM_CB *p_addr_cb = &btm_cb.ble_ctr_cb.addr_mgnt_cb; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 996 | tBTM_BLE_INQ_CB *p_cb = &btm_cb.ble_ctr_cb.inq_var; |
| 997 | UINT16 mode = (combined_mode & BTM_BLE_CONNECTABLE_MASK); |
| 998 | UINT8 cur_flag = 0; |
| 999 | UINT8 cur_br_edr_not_sup_flag; |
| 1000 | UINT8 new_flag; |
| 1001 | UINT8 new_mode = BTM_BLE_ADV_ENABLE; |
| 1002 | UINT8 evt_type = (p_cb->scan_rsp) ? BTM_BLE_DISCOVER_EVT: BTM_BLE_NON_CONNECT_EVT; |
| 1003 | tBTM_STATUS status = BTM_SUCCESS; |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1004 | BD_ADDR p_addr_ptr = {0}; |
| 1005 | tBLE_ADDR_TYPE init_addr_type = BLE_ADDR_PUBLIC, |
| 1006 | own_addr_type = p_addr_cb->own_addr_type; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1007 | |
| 1008 | BTM_TRACE_EVENT2 ("btm_ble_set_connectability mode=0x%0x combined_mode=0x%x", mode, combined_mode); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1009 | /*** Check mode parameter ***/ |
| 1010 | if (mode > BTM_BLE_MAX_CONNECTABLE) |
| 1011 | return(BTM_ILLEGAL_VALUE); |
| 1012 | if (btm_cb.ble_ctr_cb.inq_var.adv_data.p_flags) |
| 1013 | cur_flag = *btm_cb.ble_ctr_cb.inq_var.adv_data.p_flags ; |
| 1014 | cur_br_edr_not_sup_flag = (cur_flag & ((UINT8) BTM_BLE_BREDR_NOT_SPT)); |
| 1015 | |
| 1016 | p_cb->br_edr_supported_flag |= ((combined_mode & BTM_CONNECTABLE_MASK) << 4); |
| 1017 | if (p_cb->br_edr_supported_flag && cur_br_edr_not_sup_flag) |
| 1018 | { |
| 1019 | new_flag = cur_flag & ((UINT8) (~BTM_BLE_BREDR_NOT_SPT)); |
| 1020 | BTM_TRACE_EVENT2 ("new flag=0x%x cur flag=0x%x",new_flag, cur_flag); |
| 1021 | btm_ble_update_adv_flag(new_flag); |
| 1022 | } |
| 1023 | p_cb->connectable_mode = mode; |
| 1024 | |
| 1025 | if (mode == BTM_BLE_NON_CONNECTABLE) |
| 1026 | { |
| 1027 | if (p_cb->discoverable_mode == BTM_BLE_NON_DISCOVERABLE) |
| 1028 | { |
| 1029 | p_cb->br_edr_supported_flag = 0; |
| 1030 | BTM_TRACE_EVENT0 ("always disable adv in non-discoverable non-connectable mode with no scan rsp"); |
| 1031 | if(!p_cb->scan_rsp) |
| 1032 | new_mode = BTM_BLE_ADV_DISABLE; |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1033 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1034 | } |
| 1035 | } |
| 1036 | else /* connectable */ |
| 1037 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1038 | evt_type = btm_set_conn_mode_adv_init_addr(p_cb, p_addr_ptr, &init_addr_type, &own_addr_type); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1039 | } |
| 1040 | |
| 1041 | /* update adv params if needed */ |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1042 | if ((p_cb->evt_type != evt_type || p_cb->adv_addr_type != p_addr_cb->own_addr_type) |
| 1043 | && new_mode == BTM_BLE_ADV_ENABLE) |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1044 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1045 | btm_ble_stop_adv(); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1046 | |
| 1047 | if (!btsnd_hcic_ble_write_adv_params ((UINT16)(p_cb->adv_interval_min ? p_cb->adv_interval_min : BTM_BLE_GAP_ADV_INT), |
| 1048 | (UINT16)(p_cb->adv_interval_max ? p_cb->adv_interval_max : BTM_BLE_GAP_ADV_INT), |
| 1049 | evt_type, |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1050 | own_addr_type, |
| 1051 | init_addr_type, |
| 1052 | p_addr_ptr, |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1053 | p_cb->adv_chnl_map, |
| 1054 | p_cb->afp)) |
| 1055 | status = BTM_NO_RESOURCES; |
| 1056 | else |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1057 | { |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1058 | p_cb->evt_type = evt_type; |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1059 | p_cb->adv_addr_type = own_addr_type; |
| 1060 | } |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1061 | } |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1062 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1063 | /* update advertising mode */ |
| 1064 | if (status == BTM_SUCCESS && new_mode != p_cb->adv_mode) |
| 1065 | { |
| 1066 | if (btsnd_hcic_ble_set_adv_enable (new_mode)) |
| 1067 | { |
| 1068 | status = BTM_SUCCESS; |
| 1069 | |
| 1070 | p_cb->adv_mode = new_mode; |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1071 | |
| 1072 | if (p_cb->adv_mode == BTM_BLE_ADV_ENABLE && |
| 1073 | p_cb->afp != AP_SCAN_CONN_ALL) |
| 1074 | btm_cb.ble_ctr_cb.wl_state |= BTM_BLE_WL_ADV; |
| 1075 | else |
| 1076 | btm_cb.ble_ctr_cb.wl_state &= ~BTM_BLE_WL_ADV; |
| 1077 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1078 | } |
| 1079 | } |
| 1080 | |
| 1081 | return status; |
| 1082 | } |
| 1083 | |
| 1084 | /******************************************************************************* |
| 1085 | ** |
| 1086 | ** Function btm_ble_start_inquiry |
| 1087 | ** |
| 1088 | ** Description This function is called to start BLE inquiry procedure. |
| 1089 | ** If the duration is zero, the periodic inquiry mode is cancelled. |
| 1090 | ** |
| 1091 | ** Parameters: mode - GENERAL or LIMITED inquiry |
| 1092 | ** p_inq_params - pointer to the BLE inquiry parameter. |
| 1093 | ** p_results_cb - callback returning pointer to results (tBTM_INQ_RESULTS) |
| 1094 | ** p_cmpl_cb - callback indicating the end of an inquiry |
| 1095 | ** |
| 1096 | ** |
| 1097 | ** |
| 1098 | ** Returns BTM_CMD_STARTED if successfully started |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1099 | ** BTM_NO_RESOURCES if could not allocate a message buffer |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1100 | ** BTM_BUSY - if an inquiry is already active |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1101 | ** |
| 1102 | *******************************************************************************/ |
| 1103 | tBTM_STATUS btm_ble_start_inquiry (UINT8 mode, UINT8 duration) |
| 1104 | { |
| 1105 | tBTM_STATUS status = BTM_NO_RESOURCES; |
| 1106 | tBTM_BLE_INQ_CB *p_inq = &btm_cb.ble_ctr_cb.inq_var; |
| 1107 | |
| 1108 | BTM_TRACE_DEBUG2("btm_ble_start_inquiry: mode = %02x inq_active = %d", mode, btm_cb.btm_inq_vars.inq_active); |
| 1109 | |
| 1110 | if (p_inq->proc_mode != BTM_BLE_INQUIRY_NONE) |
| 1111 | { |
| 1112 | BTM_TRACE_ERROR0("LE scan is active, can not start inquiry"); |
| 1113 | return(BTM_BUSY); |
| 1114 | } |
| 1115 | |
| 1116 | btm_update_scanner_filter_policy(SP_ADV_ALL); |
| 1117 | |
| 1118 | /* start scan, already enable duplicate filtering */ |
| 1119 | if (btsnd_hcic_ble_set_scan_enable (BTM_BLE_SCAN_ENABLE, BTM_BLE_DUPLICATE_DISABLE)) |
| 1120 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1121 | status = BTM_CMD_STARTED; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1122 | p_inq->proc_mode = mode; |
| 1123 | |
| 1124 | if (duration != 0) |
| 1125 | { |
| 1126 | /* start inquiry timer */ |
| 1127 | btu_start_timer (&p_inq->inq_timer_ent, BTU_TTYPE_BLE_INQUIRY, duration); |
| 1128 | } |
| 1129 | } |
| 1130 | |
| 1131 | return status; |
| 1132 | } |
| 1133 | |
| 1134 | /******************************************************************************* |
| 1135 | ** |
| 1136 | ** Function btm_ble_read_remote_name_cmpl |
| 1137 | ** |
| 1138 | ** Description This function is called when BLE remote name is received. |
| 1139 | ** |
| 1140 | ** Returns void |
| 1141 | ** |
| 1142 | *******************************************************************************/ |
| 1143 | void btm_ble_read_remote_name_cmpl(BOOLEAN status, BD_ADDR bda, UINT16 length, char *p_name) |
| 1144 | { |
| 1145 | UINT8 hci_status = HCI_SUCCESS; |
| 1146 | BD_NAME bd_name; |
| 1147 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1148 | memset(bd_name, 0, (BD_NAME_LEN + 1)); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1149 | memcpy((UINT8*)bd_name, p_name, length); |
| 1150 | |
| 1151 | if ((!status) || (length==0)) |
| 1152 | { |
| 1153 | hci_status = HCI_ERR_HOST_TIMEOUT; |
| 1154 | } |
| 1155 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1156 | btm_process_remote_name(bda, bd_name, length +1, hci_status); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1157 | btm_sec_rmt_name_request_complete (bda, (UINT8 *)p_name, hci_status); |
| 1158 | } |
| 1159 | |
| 1160 | /******************************************************************************* |
| 1161 | ** |
| 1162 | ** Function btm_ble_read_remote_name |
| 1163 | ** |
| 1164 | ** Description This function read remote LE device name using GATT read |
| 1165 | ** procedure. |
| 1166 | ** |
| 1167 | ** Parameters: None. |
| 1168 | ** |
| 1169 | ** Returns void |
| 1170 | ** |
| 1171 | *******************************************************************************/ |
| 1172 | tBTM_STATUS btm_ble_read_remote_name(BD_ADDR remote_bda, tBTM_INQ_INFO *p_cur, tBTM_CMPL_CB *p_cb) |
| 1173 | { |
| 1174 | tBTM_INQUIRY_VAR_ST *p_inq = &btm_cb.btm_inq_vars; |
| 1175 | |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 1176 | if (!HCI_LE_HOST_SUPPORTED(btm_cb.devcb.local_lmp_features[HCI_EXT_FEATURES_PAGE_1])) |
| 1177 | return BTM_ERR_PROCESSING; |
| 1178 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1179 | if (p_cur && |
| 1180 | p_cur->results.ble_evt_type != BTM_BLE_EVT_CONN_ADV && |
| 1181 | p_cur->results.ble_evt_type != BTM_BLE_EVT_CONN_DIR_ADV) |
| 1182 | { |
| 1183 | BTM_TRACE_DEBUG0("name request to non-connectable device failed."); |
| 1184 | return BTM_ERR_PROCESSING; |
| 1185 | } |
| 1186 | |
| 1187 | /* read remote device name using GATT procedure */ |
| 1188 | if (p_inq->remname_active) |
| 1189 | return BTM_BUSY; |
| 1190 | |
| 1191 | if (!GAP_BleReadPeerDevName(remote_bda, btm_ble_read_remote_name_cmpl)) |
| 1192 | return BTM_BUSY; |
| 1193 | |
| 1194 | p_inq->p_remname_cmpl_cb = p_cb; |
| 1195 | p_inq->remname_active = TRUE; |
| 1196 | |
| 1197 | memcpy(p_inq->remname_bda, remote_bda, BD_ADDR_LEN); |
| 1198 | |
| 1199 | btu_start_timer (&p_inq->rmt_name_timer_ent, |
| 1200 | BTU_TTYPE_BTM_RMT_NAME, |
| 1201 | BTM_EXT_BLE_RMT_NAME_TIMEOUT); |
| 1202 | |
| 1203 | return BTM_CMD_STARTED; |
| 1204 | } |
| 1205 | |
| 1206 | /******************************************************************************* |
| 1207 | ** |
| 1208 | ** Function btm_ble_cancel_remote_name |
| 1209 | ** |
| 1210 | ** Description This function cancel read remote LE device name. |
| 1211 | ** |
| 1212 | ** Parameters: None. |
| 1213 | ** |
| 1214 | ** Returns void |
| 1215 | ** |
| 1216 | *******************************************************************************/ |
| 1217 | BOOLEAN btm_ble_cancel_remote_name(BD_ADDR remote_bda) |
| 1218 | { |
| 1219 | tBTM_INQUIRY_VAR_ST *p_inq = &btm_cb.btm_inq_vars; |
| 1220 | BOOLEAN status; |
| 1221 | |
| 1222 | status = GAP_BleCancelReadPeerDevName(remote_bda); |
| 1223 | |
| 1224 | p_inq->remname_active = FALSE; |
| 1225 | memset(p_inq->remname_bda, 0, BD_ADDR_LEN); |
| 1226 | btu_stop_timer(&p_inq->rmt_name_timer_ent); |
| 1227 | |
| 1228 | return status; |
| 1229 | } |
| 1230 | |
| 1231 | /******************************************************************************* |
| 1232 | ** |
| 1233 | ** Function btm_ble_update_adv_flag |
| 1234 | ** |
| 1235 | ** Description This function update the limited discoverable flag in the adv |
| 1236 | ** data. |
| 1237 | ** |
| 1238 | ** Parameters: None. |
| 1239 | ** |
| 1240 | ** Returns void |
| 1241 | ** |
| 1242 | *******************************************************************************/ |
| 1243 | static void btm_ble_update_adv_flag(UINT8 flag) |
| 1244 | { |
| 1245 | tBTM_BLE_LOCAL_ADV_DATA *p_adv_data = &btm_cb.ble_ctr_cb.inq_var.adv_data; |
| 1246 | UINT8 *p; |
| 1247 | |
| 1248 | BTM_TRACE_DEBUG1 ("btm_ble_update_adv_flag new=0x%x", flag); |
| 1249 | |
| 1250 | if (p_adv_data->p_flags != NULL) |
| 1251 | { |
| 1252 | BTM_TRACE_DEBUG1 ("btm_ble_update_adv_flag old=0x%x", *p_adv_data->p_flags); |
| 1253 | *p_adv_data->p_flags = flag; |
| 1254 | } |
| 1255 | else /* no FLAGS in ADV data*/ |
| 1256 | { |
| 1257 | p = (p_adv_data->p_pad == NULL) ? p_adv_data->ad_data : p_adv_data->p_pad; |
| 1258 | /* need 3 bytes space to stuff in the flags, if not */ |
| 1259 | /* erase all written data, just for flags */ |
| 1260 | if ((BTM_BLE_AD_DATA_LEN - (p - p_adv_data->ad_data)) < 3) |
| 1261 | { |
| 1262 | p = p_adv_data->p_pad = p_adv_data->ad_data; |
| 1263 | memset(p_adv_data->ad_data, 0, BTM_BLE_AD_DATA_LEN); |
| 1264 | } |
| 1265 | |
| 1266 | *p++ = 2; |
| 1267 | *p++ = BTM_BLE_AD_TYPE_FLAG; |
| 1268 | p_adv_data->p_flags = p; |
| 1269 | *p++ = flag; |
| 1270 | p_adv_data->p_pad = p; |
| 1271 | } |
| 1272 | |
| 1273 | if (btsnd_hcic_ble_set_adv_data((UINT8)(p_adv_data->p_pad - p_adv_data->ad_data), |
| 1274 | p_adv_data->ad_data)) |
| 1275 | p_adv_data->data_mask |= BTM_BLE_AD_BIT_FLAGS; |
| 1276 | |
| 1277 | } |
| 1278 | |
| 1279 | #if 0 |
| 1280 | /******************************************************************************* |
| 1281 | ** |
| 1282 | ** Function btm_ble_parse_adv_data |
| 1283 | ** |
| 1284 | ** Description This function parse the adv data into a structure. |
| 1285 | ** |
| 1286 | ** Returns pointer to entry, or NULL if not found |
| 1287 | ** |
| 1288 | *******************************************************************************/ |
| 1289 | static void btm_ble_parse_adv_data(tBTM_INQ_INFO *p_info, UINT8 *p_data, |
| 1290 | UINT8 len, tBTM_BLE_INQ_DATA *p_adv_data, UINT8 *p_buf) |
| 1291 | { |
| 1292 | UINT8 *p_cur = p_data; |
| 1293 | UINT8 ad_len, ad_type, ad_flag; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1294 | |
| 1295 | BTM_TRACE_EVENT0 (" btm_ble_parse_adv_data"); |
| 1296 | |
| 1297 | while (len > 0) |
| 1298 | { |
| 1299 | BTM_TRACE_DEBUG1("btm_ble_parse_adv_data: len = %d", len); |
| 1300 | if ((ad_len = *p_cur ++) == 0) |
| 1301 | break; |
| 1302 | |
| 1303 | ad_type = *p_cur ++; |
| 1304 | |
| 1305 | BTM_TRACE_DEBUG2(" ad_type = %02x ad_len = %d", ad_type, ad_len); |
| 1306 | |
| 1307 | switch (ad_type) |
| 1308 | { |
| 1309 | case BTM_BLE_AD_TYPE_NAME_SHORT: |
| 1310 | |
| 1311 | case BTM_BLE_AD_TYPE_NAME_CMPL: |
| 1312 | p_adv_data->ad_mask |= BTM_BLE_AD_BIT_DEV_NAME; |
| 1313 | if (p_info) |
| 1314 | { |
| 1315 | p_info->remote_name_type =(ad_type == BTM_BLE_AD_TYPE_NAME_SHORT) ? |
| 1316 | BTM_BLE_NAME_SHORT: BTM_BLE_NAME_CMPL; |
| 1317 | memcpy(p_info->remote_name, p_cur, ad_len -1); |
| 1318 | p_info->remote_name[ad_len] = 0; |
| 1319 | p_adv_data->p_remote_name = p_info->remote_name; |
| 1320 | p_info->remote_name_len = p_adv_data->remote_name_len = ad_len - 1; |
| 1321 | BTM_TRACE_DEBUG1("BTM_BLE_AD_TYPE_NAME name = %s",p_adv_data->p_remote_name); |
| 1322 | } |
| 1323 | p_cur += (ad_len -1); |
| 1324 | |
| 1325 | break; |
| 1326 | |
| 1327 | case BTM_BLE_AD_TYPE_FLAG: |
| 1328 | p_adv_data->ad_mask |= BTM_BLE_AD_BIT_FLAGS; |
| 1329 | ad_flag = *p_cur ++; |
| 1330 | p_adv_data->flag = (UINT8)(ad_flag & BTM_BLE_ADV_FLAG_MASK) ; |
| 1331 | BTM_TRACE_DEBUG3("BTM_BLE_AD_TYPE_FLAG flag = %s | %s | %s", |
| 1332 | (p_adv_data->flag & BTM_BLE_LIMIT_DISC_FLAG)? "LE_LIMIT_DISC" : "", |
| 1333 | (p_adv_data->flag & BTM_BLE_GEN_DISC_FLAG)? "LE_GENERAL_DISC" : "", |
| 1334 | (p_adv_data->flag & BTM_BLE_BREDR_NOT_SPT)? "LE Only device" : ""); |
| 1335 | break; |
| 1336 | |
| 1337 | case BTM_BLE_AD_TYPE_TX_PWR: |
| 1338 | p_adv_data->ad_mask |= BTM_BLE_AD_BIT_TX_PWR; |
| 1339 | p_adv_data->tx_power_level = (INT8)*p_cur ++; |
| 1340 | BTM_TRACE_DEBUG1("BTM_BLE_AD_TYPE_TX_PWR tx_level = %d", p_adv_data->tx_power_level); |
| 1341 | break; |
| 1342 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1343 | case BTM_BLE_AD_TYPE_MANU: |
| 1344 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1345 | case BTM_BLE_AD_TYPE_16SRV_PART: |
| 1346 | case BTM_BLE_AD_TYPE_16SRV_CMPL: |
| 1347 | p_adv_data->ad_mask |= BTM_BLE_AD_BIT_SERVICE; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1348 | /* need allocate memory to store UUID list */ |
| 1349 | p_adv_data->service.num_service = (ad_len - 1)/2; |
| 1350 | BTM_TRACE_DEBUG1("service UUID list, num = %d", p_adv_data->service.num_service); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1351 | p_cur += (ad_len - 1); |
| 1352 | break; |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1353 | |
| 1354 | case BTM_BLE_AD_TYPE_SOL_SRV_UUID: |
| 1355 | p_adv_data->ad_mask |= BTM_BLE_AD_BIT_SERVICE_SOL; |
| 1356 | /* need allocate memory to store UUID list */ |
| 1357 | p_adv_data->service.num_service = (ad_len - 1)/2; |
| 1358 | BTM_TRACE_DEBUG1("service UUID list, num = %d", p_adv_data->service.num_service); |
| 1359 | p_cur += (ad_len - 1); |
| 1360 | break; |
| 1361 | |
| 1362 | case BTM_BLE_AD_TYPE_128SOL_SRV_UUID: |
| 1363 | p_adv_data->ad_mask |= BTM_BLE_AD_BIT_SERVICE_128SOL; |
| 1364 | /* need allocate memory to store UUID list */ |
| 1365 | p_adv_data->service.num_service = (ad_len - 1)/16; |
| 1366 | BTM_TRACE_DEBUG1("service UUID list, num = %d", p_adv_data->service.num_service); |
| 1367 | p_cur += (ad_len - 1); |
| 1368 | break; |
| 1369 | |
| 1370 | case BTM_BLE_AD_TYPE_APPEARANCE: |
| 1371 | case BTM_BLE_AD_TYPE_PUBLIC_TARGET: |
| 1372 | case BTM_BLE_AD_TYPE_RANDOM_TARGET: |
| 1373 | default: |
| 1374 | break; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1375 | } |
| 1376 | len -= (ad_len + 1); |
| 1377 | } |
| 1378 | } |
| 1379 | #endif |
| 1380 | |
| 1381 | /******************************************************************************* |
| 1382 | ** |
| 1383 | ** Function btm_ble_cache_adv_data |
| 1384 | ** |
| 1385 | ** Description Update advertising cache data. |
| 1386 | ** |
| 1387 | ** Returns void |
| 1388 | ** |
| 1389 | *******************************************************************************/ |
| 1390 | void btm_ble_cache_adv_data(tBTM_INQ_RESULTS *p_cur, UINT8 data_len, UINT8 *p, UINT8 evt_type) |
| 1391 | { |
| 1392 | tBTM_BLE_INQ_CB *p_le_inq_cb = &btm_cb.ble_ctr_cb.inq_var; |
| 1393 | UINT8 *p_cache; |
| 1394 | UINT8 length; |
| 1395 | |
| 1396 | /* cache adv report/scan response data */ |
| 1397 | if (evt_type != BTM_BLE_SCAN_RSP_EVT) |
| 1398 | { |
| 1399 | p_le_inq_cb->adv_len = 0; |
| 1400 | memset(p_le_inq_cb->adv_data_cache, 0, BTM_BLE_CACHE_ADV_DATA_MAX); |
| 1401 | } |
| 1402 | |
| 1403 | if (data_len > 0) |
| 1404 | { |
| 1405 | p_cache = &p_le_inq_cb->adv_data_cache[p_le_inq_cb->adv_len]; |
| 1406 | STREAM_TO_UINT8(length, p); |
| 1407 | while ( length && ((p_le_inq_cb->adv_len + length + 1) <= BTM_BLE_CACHE_ADV_DATA_MAX)) |
| 1408 | { |
| 1409 | /* copy from the length byte & data into cache */ |
| 1410 | memcpy(p_cache, p-1, length+1); |
| 1411 | /* advance the cache pointer past data */ |
| 1412 | p_cache += length+1; |
| 1413 | /* increment cache length */ |
| 1414 | p_le_inq_cb->adv_len += length+1; |
| 1415 | /* skip the length of data */ |
| 1416 | p += length; |
| 1417 | STREAM_TO_UINT8(length, p); |
| 1418 | } |
| 1419 | } |
| 1420 | |
| 1421 | /* parse service UUID from adv packet and save it in inq db eir_uuid */ |
| 1422 | /* TODO */ |
| 1423 | } |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1424 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1425 | /******************************************************************************* |
| 1426 | ** |
| 1427 | ** Function btm_ble_is_discoverable |
| 1428 | ** |
| 1429 | ** Description check ADV flag to make sure device is discoverable and match |
| 1430 | ** the search condition |
| 1431 | ** |
| 1432 | ** Parameters |
| 1433 | ** |
| 1434 | ** Returns void |
| 1435 | ** |
| 1436 | *******************************************************************************/ |
| 1437 | BOOLEAN btm_ble_is_discoverable(BD_ADDR bda, UINT8 evt_type, UINT8 *p) |
| 1438 | { |
| 1439 | BOOLEAN is_discoverable = FALSE; |
| 1440 | UINT8 *p_flag, flag = 0; |
| 1441 | UINT8 data_len; |
| 1442 | tBTM_INQ_PARMS *p_cond = &btm_cb.btm_inq_vars.inqparms; |
| 1443 | |
| 1444 | STREAM_TO_UINT8 (data_len, p); |
| 1445 | |
| 1446 | /* for observer, always "discoverable */ |
| 1447 | if (btm_cb.ble_ctr_cb.inq_var.proc_mode == BTM_BLE_OBSERVE || |
| 1448 | (btm_cb.ble_ctr_cb.inq_var.proc_mode == BTM_BLE_SELECT_SCAN && |
| 1449 | btm_cb.ble_ctr_cb.bg_conn_type == BTM_BLE_CONN_SELECTIVE)) |
| 1450 | return TRUE; |
| 1451 | |
| 1452 | /* does not match filter condition */ |
| 1453 | if (p_cond->filter_cond_type == BTM_FILTER_COND_BD_ADDR && |
| 1454 | memcmp(bda, p_cond->filter_cond.bdaddr_cond, BD_ADDR_LEN) != 0) |
| 1455 | { |
| 1456 | BTM_TRACE_DEBUG0("BD ADDR does not meet filter condition"); |
| 1457 | return FALSE; |
| 1458 | } |
| 1459 | |
| 1460 | /* scan response does not include the flag */ |
| 1461 | if (evt_type == BTM_BLE_SCAN_RSP_EVT) |
| 1462 | return FALSE; |
| 1463 | |
| 1464 | if (data_len > BTM_BLE_ADV_DATA_LEN_MAX) |
| 1465 | { |
| 1466 | BTM_TRACE_WARNING1("ADV data too long %d. discard", data_len); |
| 1467 | return FALSE; |
| 1468 | } |
| 1469 | |
| 1470 | if (data_len != 0) |
| 1471 | { |
| 1472 | if ((p_flag = BTM_CheckAdvData(p, BTM_BLE_AD_TYPE_FLAG, &data_len)) != NULL) |
| 1473 | { |
| 1474 | flag = * p_flag; |
| 1475 | |
| 1476 | if ((btm_cb.ble_ctr_cb.inq_var.proc_mode == BTM_BLE_GENERAL_INQUIRY) && |
| 1477 | (flag & (BTM_BLE_LIMIT_DISC_FLAG|BTM_BLE_GEN_DISC_FLAG)) != 0) |
| 1478 | { |
| 1479 | BTM_TRACE_DEBUG0("Find Generable Discoverable device"); |
| 1480 | is_discoverable = TRUE; |
| 1481 | } |
| 1482 | |
| 1483 | else if (btm_cb.ble_ctr_cb.inq_var.proc_mode == BTM_BLE_LIMITED_INQUIRY && |
| 1484 | (flag & BTM_BLE_LIMIT_DISC_FLAG) != 0) |
| 1485 | { |
| 1486 | BTM_TRACE_DEBUG0("Find limited discoverable device"); |
| 1487 | is_discoverable = TRUE; |
| 1488 | } |
| 1489 | |
| 1490 | } |
| 1491 | } |
| 1492 | |
| 1493 | if (!is_discoverable) |
| 1494 | { |
| 1495 | BTM_TRACE_ERROR1("discoverable flag not desired: %d", flag); |
| 1496 | } |
| 1497 | |
| 1498 | return is_discoverable; |
| 1499 | } |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1500 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1501 | /******************************************************************************* |
| 1502 | ** |
| 1503 | ** Function btm_ble_update_inq_result |
| 1504 | ** |
| 1505 | ** Description Update adv packet information into inquiry result. |
| 1506 | ** |
| 1507 | ** Parameters |
| 1508 | ** |
| 1509 | ** Returns void |
| 1510 | ** |
| 1511 | *******************************************************************************/ |
| 1512 | BOOLEAN btm_ble_update_inq_result(tINQ_DB_ENT *p_i, UINT8 addr_type, UINT8 evt_type, UINT8 *p) |
| 1513 | { |
| 1514 | BOOLEAN to_report = TRUE; |
| 1515 | tBTM_INQ_RESULTS *p_cur = &p_i->inq_info.results; |
| 1516 | UINT8 len; |
| 1517 | UINT8 *p_flag; |
| 1518 | tBTM_INQUIRY_VAR_ST *p_inq = &btm_cb.btm_inq_vars; |
| 1519 | UINT8 data_len, rssi; |
| 1520 | tBTM_BLE_INQ_CB *p_le_inq_cb = &btm_cb.ble_ctr_cb.inq_var; |
| 1521 | UINT8 *p1; |
| 1522 | |
| 1523 | STREAM_TO_UINT8 (data_len, p); |
| 1524 | |
| 1525 | if (data_len > BTM_BLE_ADV_DATA_LEN_MAX) |
| 1526 | { |
| 1527 | BTM_TRACE_WARNING1("EIR data too long %d. discard", data_len); |
| 1528 | return FALSE; |
| 1529 | } |
| 1530 | btm_ble_cache_adv_data(p_cur, data_len, p, evt_type); |
| 1531 | |
| 1532 | p1 = (p + data_len); |
| 1533 | STREAM_TO_UINT8 (rssi, p1); |
| 1534 | |
| 1535 | /* Save the info */ |
| 1536 | p_cur->inq_result_type = BTM_INQ_RESULT_BLE; |
| 1537 | p_cur->ble_addr_type = addr_type; |
| 1538 | p_cur->rssi = rssi; |
| 1539 | |
| 1540 | /* active scan, always wait until get scan_rsp to report the result */ |
| 1541 | if ((btm_cb.ble_ctr_cb.inq_var.scan_type == BTM_BLE_SCAN_MODE_ACTI && |
| 1542 | (evt_type == BTM_BLE_CONNECT_EVT || evt_type == BTM_BLE_DISCOVER_EVT))) |
| 1543 | { |
| 1544 | p_i->scan_rsp = FALSE; |
| 1545 | to_report = FALSE; |
| 1546 | } |
| 1547 | else |
| 1548 | p_i->scan_rsp = TRUE; |
| 1549 | |
| 1550 | if (p_i->inq_count != p_inq->inq_counter) |
| 1551 | p_cur->device_type = BT_DEVICE_TYPE_BLE; |
| 1552 | else |
| 1553 | p_cur->device_type |= BT_DEVICE_TYPE_BLE; |
| 1554 | |
| 1555 | if (evt_type != BTM_BLE_SCAN_RSP_EVT) |
| 1556 | p_cur->ble_evt_type = evt_type; |
| 1557 | |
| 1558 | p_i->inq_count = p_inq->inq_counter; /* Mark entry for current inquiry */ |
| 1559 | |
| 1560 | if (p_le_inq_cb->adv_len != 0) |
| 1561 | { |
| 1562 | if ((p_flag = BTM_CheckAdvData(p_le_inq_cb->adv_data_cache, BTM_BLE_AD_TYPE_FLAG, &len)) != NULL) |
| 1563 | p_cur->flag = * p_flag; |
| 1564 | } |
| 1565 | |
| 1566 | /* if BR/EDR not supported is not set, assume is a DUMO device */ |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1567 | if ((p_cur->flag & BTM_BLE_BREDR_NOT_SPT) == 0 && |
| 1568 | evt_type != BTM_BLE_CONNECT_DIR_EVT) |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1569 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1570 | BTM_TRACE_DEBUG0("BR/EDR NOT support bit not set, treat as DUMO"); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1571 | p_cur->device_type |= BT_DEVICE_TYPE_DUMO; |
| 1572 | } |
| 1573 | else |
| 1574 | { |
| 1575 | BTM_TRACE_DEBUG0("BR/EDR NOT SUPPORT bit set, LE only device"); |
| 1576 | } |
| 1577 | |
| 1578 | return to_report; |
| 1579 | |
| 1580 | } |
| 1581 | |
| 1582 | /******************************************************************************* |
| 1583 | ** |
| 1584 | ** Function btm_send_sel_conn_callback |
| 1585 | ** |
| 1586 | ** Description send selection connection request callback. |
| 1587 | ** |
| 1588 | ** Parameters |
| 1589 | ** |
| 1590 | ** Returns void |
| 1591 | ** |
| 1592 | *******************************************************************************/ |
| 1593 | void btm_send_sel_conn_callback(BD_ADDR remote_bda, UINT8 evt_type, UINT8 *p_data, UINT8 addr_type) |
| 1594 | { |
| 1595 | UINT8 data_len, len; |
| 1596 | UINT8 *p_dev_name, remname[31] = {0}; |
| 1597 | |
| 1598 | if (btm_cb.ble_ctr_cb.p_select_cback == NULL || |
| 1599 | /* non-connectable device */ |
| 1600 | (evt_type != BTM_BLE_EVT_CONN_ADV && evt_type != BTM_BLE_EVT_CONN_DIR_ADV)) |
| 1601 | return; |
| 1602 | |
| 1603 | STREAM_TO_UINT8 (data_len, p_data); |
| 1604 | |
| 1605 | /* get the device name if exist in ADV data */ |
| 1606 | if (data_len != 0) |
| 1607 | { |
| 1608 | p_dev_name = BTM_CheckAdvData(p_data, BTM_BLE_AD_TYPE_NAME_CMPL, &len); |
| 1609 | |
| 1610 | if (p_dev_name == NULL) |
| 1611 | p_dev_name = BTM_CheckAdvData(p_data, BTM_BLE_AD_TYPE_NAME_SHORT, &len); |
| 1612 | |
| 1613 | if (p_dev_name) |
| 1614 | memcpy(remname, p_dev_name, len); |
| 1615 | } |
| 1616 | /* allow connection */ |
| 1617 | if ((* btm_cb.ble_ctr_cb.p_select_cback)(remote_bda, remname)) |
| 1618 | { |
| 1619 | /* terminate selective connection, initiate connection */ |
| 1620 | btm_ble_initiate_select_conn(remote_bda); |
| 1621 | } |
| 1622 | } |
| 1623 | |
| 1624 | /******************************************************************************* |
| 1625 | ** |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1626 | ** Function btm_ble_process_adv_pkt |
| 1627 | ** |
| 1628 | ** Description This function is called when adv packet report events are |
| 1629 | ** received from the device. It updates the inquiry database. |
| 1630 | ** If the inquiry database is full, the oldest entry is discarded. |
| 1631 | ** |
| 1632 | ** Parameters |
| 1633 | ** |
| 1634 | ** Returns void |
| 1635 | ** |
| 1636 | *******************************************************************************/ |
| 1637 | void btm_ble_process_adv_pkt (UINT8 *p_data) |
| 1638 | { |
| 1639 | BD_ADDR bda; |
| 1640 | UINT8 evt_type = 0, *p = p_data; |
| 1641 | UINT8 addr_type = 0; |
| 1642 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1643 | /* always get one device at a time */ |
| 1644 | p ++; |
| 1645 | |
| 1646 | /* Extract inquiry results */ |
| 1647 | STREAM_TO_UINT8 (evt_type, p); |
| 1648 | STREAM_TO_UINT8 (addr_type, p); |
| 1649 | STREAM_TO_BDADDR (bda, p); |
| 1650 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1651 | #ifdef BTM_BLE_PC_ADV_TEST_MODE /* For general stack code (e.g. BTInsight testing), we simply do not define it to exclude or set it to TRUE to include */ |
| 1652 | if (BTM_BLE_PC_ADV_TEST_MODE) /* For stack component, it is always defined and maps to a global variable g_bDraculaAdvertisingMode */ |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1653 | { |
| 1654 | if (btm_cb.ble_ctr_cb.p_scan_req_cback) |
| 1655 | (*btm_cb.ble_ctr_cb.p_scan_req_cback)(bda, addr_type, evt_type); |
| 1656 | } |
| 1657 | #endif |
| 1658 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1659 | |
| 1660 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1661 | /* Only process the results if the inquiry is still active */ |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1662 | if ((btm_cb.btm_inq_vars.inq_active & BTM_LE_SCAN_ACTIVE_MASK) == 0 && |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1663 | (btm_cb.ble_ctr_cb.bg_conn_type != BTM_BLE_CONN_SELECTIVE || |
| 1664 | /* or selective auto connection is active */ |
| 1665 | btm_cb.ble_ctr_cb.p_select_cback == NULL)) |
| 1666 | return; |
| 1667 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1668 | btm_ble_process_adv_pkt_cont(bda, addr_type, evt_type, p); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1669 | } |
| 1670 | |
| 1671 | /******************************************************************************* |
| 1672 | ** |
| 1673 | ** Function btm_ble_process_adv_pkt_cont |
| 1674 | ** |
| 1675 | ** Description This function is called after random address resolution is |
| 1676 | ** done, and proceed to process adv packet. |
| 1677 | ** |
| 1678 | ** Parameters |
| 1679 | ** |
| 1680 | ** Returns void |
| 1681 | ** |
| 1682 | *******************************************************************************/ |
| 1683 | static void btm_ble_process_adv_pkt_cont(BD_ADDR bda, UINT8 addr_type, UINT8 evt_type, UINT8 *p) |
| 1684 | { |
| 1685 | tINQ_DB_ENT *p_i; |
| 1686 | BOOLEAN to_report = FALSE; |
| 1687 | tBTM_INQUIRY_VAR_ST *p_inq = &btm_cb.btm_inq_vars; |
| 1688 | tBTM_INQ_RESULTS_CB *p_inq_results_cb = p_inq->p_inq_results_cb; |
| 1689 | tBTM_BLE_INQ_CB *p_le_inq_cb = &btm_cb.ble_ctr_cb.inq_var; |
| 1690 | |
| 1691 | p_i = btm_inq_db_find (bda); |
| 1692 | |
| 1693 | /* Check if this address has already been processed for this inquiry */ |
| 1694 | if (btm_inq_find_bdaddr(bda)) |
| 1695 | { |
| 1696 | /* never been report as an LE device */ |
| 1697 | if ((p_i && |
| 1698 | (!(p_i->inq_info.results.device_type & BT_DEVICE_TYPE_BLE) || |
| 1699 | /* scan repsonse to be updated */ |
| 1700 | (!p_i->scan_rsp))) |
| 1701 | || |
| 1702 | btm_cb.ble_ctr_cb.inq_var.proc_mode == BTM_BLE_OBSERVE) |
| 1703 | { |
| 1704 | BTM_TRACE_DEBUG0("update new BLE information "); |
| 1705 | to_report = TRUE; |
| 1706 | } |
| 1707 | else |
| 1708 | { |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1709 | /* if yes, skip it */ |
| 1710 | return; /* assumption: one result per event */ |
| 1711 | } |
| 1712 | } |
| 1713 | else /* not been processed int his round */ |
| 1714 | { |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1715 | to_report = TRUE; |
| 1716 | } |
| 1717 | |
| 1718 | /* If existing entry, use that, else get a new one (possibly reusing the oldest) */ |
| 1719 | if (p_i == NULL) |
| 1720 | { |
| 1721 | if (btm_ble_is_discoverable(bda, evt_type, p)) |
| 1722 | { |
| 1723 | if ((p_i = btm_inq_db_new (bda)) != NULL) |
| 1724 | { |
| 1725 | p_inq->inq_cmpl_info.num_resp++; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1726 | to_report = TRUE; |
| 1727 | } |
| 1728 | else |
| 1729 | return; |
| 1730 | } |
| 1731 | else |
| 1732 | { |
| 1733 | BTM_TRACE_ERROR0("discard adv pkt"); |
| 1734 | return; |
| 1735 | } |
| 1736 | } |
| 1737 | else if (p_i->inq_count != p_inq->inq_counter) /* first time seen in this inquiry */ |
| 1738 | { |
| 1739 | p_inq->inq_cmpl_info.num_resp++; |
| 1740 | } |
| 1741 | |
| 1742 | /* update the LE device information in inquiry database */ |
| 1743 | if (to_report) |
| 1744 | { |
| 1745 | to_report = btm_ble_update_inq_result(p_i, addr_type, evt_type, p); |
| 1746 | } |
| 1747 | |
| 1748 | #if BTM_USE_INQ_RESULTS_FILTER == TRUE |
| 1749 | /* If the number of responses found and limited, issue a cancel inquiry */ |
| 1750 | if (p_inq->inqparms.max_resps && |
| 1751 | p_inq->inq_cmpl_info.num_resp == p_inq->inqparms.max_resps) |
| 1752 | { |
| 1753 | /* new device */ |
| 1754 | if (p_i == NULL || |
| 1755 | (/* assume a DUMO device, BR/EDR inquiry is always active */ |
| 1756 | p_i && p_i->inq_info.results.device_type == BT_DEVICE_TYPE_BLE && p_i->scan_rsp)) |
| 1757 | { |
| 1758 | BTM_TRACE_WARNING0("INQ RES: Extra Response Received...cancelling inquiry.."); |
| 1759 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1760 | /* if is non-periodic inquiry active, cancel now */ |
| 1761 | if ((p_inq->inq_active & BTM_BR_INQ_ACTIVE_MASK) != 0 && |
| 1762 | (p_inq->inq_active & BTM_PERIODIC_INQUIRY_ACTIVE) == 0) |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1763 | btsnd_hcic_inq_cancel(); |
| 1764 | |
| 1765 | /* stop LE scan now */ |
| 1766 | btm_ble_stop_scan(); |
| 1767 | |
| 1768 | #if BTM_BUSY_LEVEL_CHANGE_INCLUDED == TRUE |
| 1769 | btm_acl_update_busy_level (BTM_BLI_INQ_DONE_EVT); |
| 1770 | #endif |
| 1771 | } |
| 1772 | } |
| 1773 | #endif |
| 1774 | |
| 1775 | /* background connection in selective connection mode */ |
| 1776 | if (btm_cb.ble_ctr_cb.bg_conn_type == BTM_BLE_CONN_SELECTIVE) |
| 1777 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1778 | if (p_i->inq_info.results.device_type == BT_DEVICE_TYPE_BLE && |
| 1779 | (evt_type == BTM_BLE_CONNECT_EVT || evt_type == BTM_BLE_CONNECT_DIR_EVT)) |
| 1780 | btm_send_sel_conn_callback(bda, evt_type, p, addr_type); |
| 1781 | else |
| 1782 | { |
| 1783 | BTM_TRACE_DEBUG0("None LE device, can not initiate selective connection"); |
| 1784 | } |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1785 | } |
| 1786 | else if (p_inq_results_cb && to_report) |
| 1787 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1788 | (p_inq_results_cb)((tBTM_INQ_RESULTS *) &p_i->inq_info.results, p_le_inq_cb->adv_data_cache); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1789 | } |
| 1790 | } |
| 1791 | |
| 1792 | /******************************************************************************* |
| 1793 | ** |
| 1794 | ** Function btm_ble_stop_scan |
| 1795 | ** |
| 1796 | ** Description Stop the BLE scan. |
| 1797 | ** |
| 1798 | ** Returns void |
| 1799 | ** |
| 1800 | *******************************************************************************/ |
| 1801 | void btm_ble_stop_scan(void) |
| 1802 | { |
| 1803 | tBTM_BLE_INQ_CB *p_cb = &btm_cb.ble_ctr_cb.inq_var; |
| 1804 | tBTM_INQUIRY_VAR_ST *p_inq = &btm_cb.btm_inq_vars; |
| 1805 | |
| 1806 | BTM_TRACE_EVENT0 ("btm_ble_stop_scan "); |
| 1807 | |
| 1808 | btu_stop_timer (&p_cb->inq_timer_ent); |
| 1809 | |
| 1810 | /* Clear the inquiry callback if set */ |
| 1811 | p_cb->scan_type = BTM_BLE_SCAN_MODE_NONE; |
| 1812 | p_cb->proc_mode = BTM_BLE_INQUIRY_NONE; |
| 1813 | |
| 1814 | /* stop discovery now */ |
| 1815 | btsnd_hcic_ble_set_scan_enable (BTM_BLE_SCAN_DISABLE, BTM_BLE_DUPLICATE_ENABLE); |
| 1816 | |
| 1817 | /* If we have a callback registered for inquiry complete, call it */ |
| 1818 | BTM_TRACE_DEBUG2 ("BTM Inq Compl Callback: status 0x%02x, num results %d", |
| 1819 | p_inq->inq_cmpl_info.status, p_inq->inq_cmpl_info.num_resp); |
| 1820 | |
| 1821 | btm_update_scanner_filter_policy(SP_ADV_ALL); |
| 1822 | |
| 1823 | btm_process_inq_complete(HCI_SUCCESS, (UINT8)(p_inq->inqparms.mode & BTM_BLE_INQUIRY_MASK)); |
| 1824 | |
| 1825 | } |
| 1826 | |
| 1827 | /******************************************************************************* |
| 1828 | ** |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1829 | ** Function btm_ble_start_adv |
| 1830 | ** |
| 1831 | ** Description Stop the BLE advertising. |
| 1832 | ** |
| 1833 | ** Returns void |
| 1834 | ** |
| 1835 | *******************************************************************************/ |
| 1836 | static tBTM_STATUS btm_ble_start_adv(void) |
| 1837 | { |
| 1838 | tBTM_BLE_INQ_CB *p_cb = &btm_cb.ble_ctr_cb.inq_var; |
| 1839 | tBTM_STATUS rt = BTM_NO_RESOURCES; |
| 1840 | |
| 1841 | if (btsnd_hcic_ble_set_adv_enable (BTM_BLE_ADV_ENABLE)) |
| 1842 | { |
| 1843 | if (p_cb->afp != AP_SCAN_CONN_ALL) |
| 1844 | btm_cb.ble_ctr_cb.wl_state |= BTM_BLE_WL_ADV; |
| 1845 | |
| 1846 | p_cb->adv_mode = BTM_BLE_ADV_ENABLE; |
| 1847 | |
| 1848 | rt = BTM_SUCCESS; |
| 1849 | } |
| 1850 | else |
| 1851 | { |
| 1852 | p_cb->adv_mode = BTM_BLE_ADV_DISABLE; |
| 1853 | btm_cb.ble_ctr_cb.wl_state &= ~BTM_BLE_WL_ADV; |
| 1854 | } |
| 1855 | return rt; |
| 1856 | } |
| 1857 | /******************************************************************************* |
| 1858 | ** |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1859 | ** Function btm_ble_stop_adv |
| 1860 | ** |
| 1861 | ** Description Stop the BLE advertising. |
| 1862 | ** |
| 1863 | ** Returns void |
| 1864 | ** |
| 1865 | *******************************************************************************/ |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1866 | static tBTM_STATUS btm_ble_stop_adv(void) |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1867 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1868 | tBTM_BLE_INQ_CB *p_cb = &btm_cb.ble_ctr_cb.inq_var; |
| 1869 | tBTM_STATUS rt = BTM_SUCCESS; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1870 | |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1871 | if (p_cb->adv_mode == BTM_BLE_ADV_ENABLE) |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1872 | { |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1873 | if (btsnd_hcic_ble_set_adv_enable (BTM_BLE_ADV_DISABLE)) |
| 1874 | { |
| 1875 | p_cb->adv_mode = BTM_BLE_ADV_DISABLE; |
| 1876 | btm_cb.ble_ctr_cb.wl_state &= ~BTM_BLE_WL_ADV; |
| 1877 | } |
| 1878 | else |
| 1879 | rt = BTM_NO_RESOURCES; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1880 | } |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1881 | return rt; |
| 1882 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1883 | } |
| 1884 | |
| 1885 | /******************************************************************************* |
| 1886 | ** |
| 1887 | ** Function btm_ble_timeout |
| 1888 | ** |
| 1889 | ** Description Called when BTM BLE inquiry timer expires |
| 1890 | ** |
| 1891 | ** Returns void |
| 1892 | ** |
| 1893 | *******************************************************************************/ |
| 1894 | void btm_ble_timeout(TIMER_LIST_ENT *p_tle) |
| 1895 | { |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1896 | switch (p_tle->event) |
| 1897 | { |
| 1898 | case BTU_TTYPE_BLE_INQUIRY: |
| 1899 | btm_ble_stop_scan(); |
| 1900 | break; |
| 1901 | |
| 1902 | case BTU_TTYPE_BLE_GAP_LIM_DISC: |
| 1903 | /* lim_timeout expiried, limited discovery should exit now */ |
| 1904 | btm_ble_update_adv_flag(BTM_BLE_NON_LIMIT_DISC_FLAG); |
| 1905 | |
| 1906 | btm_ble_stop_adv(); |
| 1907 | break; |
| 1908 | |
| 1909 | case BTU_TTYPE_BLE_RANDOM_ADDR: |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1910 | if (btm_cb.ble_ctr_cb.addr_mgnt_cb.own_addr_type == BLE_ADDR_RANDOM) |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1911 | { |
| 1912 | /* refresh the random addr */ |
| 1913 | btm_gen_resolvable_private_addr(); |
| 1914 | } |
| 1915 | break; |
| 1916 | |
| 1917 | } |
| 1918 | } |
| 1919 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1920 | |
| 1921 | /******************************************************************************* |
| 1922 | ** |
| 1923 | ** Function btm_ble_read_remote_features_complete |
| 1924 | ** |
| 1925 | ** Description This function is called when the command complete message |
| 1926 | ** is received from the HCI for the read LE remote feature supported |
| 1927 | ** complete event. |
| 1928 | ** |
| 1929 | ** Returns void |
| 1930 | ** |
| 1931 | *******************************************************************************/ |
| 1932 | void btm_ble_read_remote_features_complete(UINT8 *p) |
| 1933 | { |
| 1934 | tACL_CONN *p_acl_cb = &btm_cb.acl_db[0]; |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 1935 | UINT8 status; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1936 | UINT16 handle; |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 1937 | int xx; |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1938 | |
| 1939 | BTM_TRACE_EVENT0 ("btm_ble_read_remote_features_complete "); |
| 1940 | |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 1941 | STREAM_TO_UINT8 (status, p); |
| 1942 | STREAM_TO_UINT16 (handle, p); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1943 | |
| 1944 | /* Look up the connection by handle and copy features */ |
| 1945 | for (xx = 0; xx < MAX_L2CAP_LINKS; xx++, p_acl_cb++) |
| 1946 | { |
| 1947 | if ((p_acl_cb->in_use) && (p_acl_cb->hci_handle == handle)) |
| 1948 | { |
Andre Eisenbach | 3aa6054 | 2013-03-22 18:00:51 -0700 | [diff] [blame] | 1949 | STREAM_TO_ARRAY(p_acl_cb->peer_le_features, p, BD_FEATURES_LEN); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1950 | break; |
| 1951 | } |
| 1952 | } |
| 1953 | } |
| 1954 | |
| 1955 | /******************************************************************************* |
| 1956 | ** |
| 1957 | ** Function btm_ble_write_adv_enable_complete |
| 1958 | ** |
| 1959 | ** Description This function process the write adv enable command complete. |
| 1960 | ** |
| 1961 | ** Returns void |
| 1962 | ** |
| 1963 | *******************************************************************************/ |
| 1964 | void btm_ble_write_adv_enable_complete(UINT8 * p) |
| 1965 | { |
| 1966 | tBTM_BLE_INQ_CB *p_cb = &btm_cb.ble_ctr_cb.inq_var; |
| 1967 | |
| 1968 | /* if write adv enable/disbale not succeed */ |
| 1969 | if (*p != HCI_SUCCESS) |
| 1970 | { |
| 1971 | /* toggle back the adv mode */ |
| 1972 | p_cb->adv_mode = !p_cb->adv_mode; |
| 1973 | } |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1974 | |
| 1975 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 1976 | } |
Ganesh Ganapathi Batta | ead3cde | 2013-02-05 15:22:31 -0800 | [diff] [blame] | 1977 | |
| 1978 | /******************************************************************************* |
| 1979 | ** |
| 1980 | ** Function btm_ble_dir_adv_tout |
| 1981 | ** |
| 1982 | ** Description when directed adv time out |
| 1983 | ** |
| 1984 | ** Returns void |
| 1985 | ** |
| 1986 | *******************************************************************************/ |
| 1987 | void btm_ble_dir_adv_tout(void) |
| 1988 | { |
| 1989 | btm_cb.ble_ctr_cb.inq_var.adv_mode = BTM_BLE_ADV_DISABLE; |
| 1990 | |
| 1991 | /* make device fall back into undirected adv mode by default */ |
| 1992 | btm_cb.ble_ctr_cb.inq_var.directed_conn = FALSE; |
| 1993 | } |
| 1994 | |
| 1995 | /******************************************************************************* |
| 1996 | ** |
| 1997 | ** Function btm_ble_update_mode_operation |
| 1998 | ** |
| 1999 | ** Description This function update the GAP role operation when a link status |
| 2000 | ** is updated. |
| 2001 | ** |
| 2002 | ** Returns void |
| 2003 | ** |
| 2004 | *******************************************************************************/ |
| 2005 | void btm_ble_update_mode_operation(UINT8 link_role, BD_ADDR bd_addr, BOOLEAN conn_cancel) |
| 2006 | { |
| 2007 | tACL_CONN *pa = &btm_cb.acl_db[0]; |
| 2008 | UINT16 xx; |
| 2009 | UINT8 dev_role = link_role; |
| 2010 | |
| 2011 | BTM_TRACE_DEBUG1("btm_ble_update_mode_operation adv_mode = %d", btm_cb.ble_ctr_cb.inq_var.adv_mode ); |
| 2012 | |
| 2013 | /* update periphera role operation */ |
| 2014 | /* If we are LE connectable, check if we need to start advertising again */ |
| 2015 | if (link_role == HCI_ROLE_UNKNOWN) |
| 2016 | /* && btm_cb.ble_ctr_cb.inq_var.connectable_mode != BTM_BLE_NON_CONNECTABLE) */ |
| 2017 | { |
| 2018 | for (xx = 0; xx < MAX_L2CAP_LINKS; xx++, pa++) |
| 2019 | { |
| 2020 | /* If any other LE link is up, we are still not connectable */ |
| 2021 | if (pa->in_use && pa->is_le_link) |
| 2022 | { |
| 2023 | dev_role = pa->link_role; |
| 2024 | break; |
| 2025 | } |
| 2026 | } |
| 2027 | } |
| 2028 | |
| 2029 | if (btm_cb.ble_ctr_cb.inq_var.connectable_mode == BTM_BLE_CONNECTABLE && |
| 2030 | (dev_role == HCI_ROLE_UNKNOWN )) /* when device has no connection, update adv here */ |
| 2031 | /* if already in connection, no connectable adv is allowed unless scatternet is enabled */ |
| 2032 | { |
| 2033 | btm_ble_set_connectability ( btm_cb.ble_ctr_cb.inq_var.connectable_mode ); |
| 2034 | } |
| 2035 | |
| 2036 | /* if connection complete */ |
| 2037 | if (conn_cancel || link_role != HCI_ROLE_UNKNOWN) |
| 2038 | btm_ble_set_conn_st(BLE_CONN_IDLE); |
| 2039 | |
| 2040 | if (btm_ble_get_conn_st() == BLE_CONN_IDLE) |
| 2041 | { |
| 2042 | if (!btm_send_pending_direct_conn()) |
| 2043 | { |
| 2044 | btm_ble_resume_bg_conn(); |
| 2045 | } |
| 2046 | } |
| 2047 | } |
| 2048 | |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 2049 | /******************************************************************************* |
| 2050 | ** |
| 2051 | ** Function btm_ble_init |
| 2052 | ** |
| 2053 | ** Description Initialize the control block variable values. |
| 2054 | ** |
| 2055 | ** Returns void |
| 2056 | ** |
| 2057 | *******************************************************************************/ |
| 2058 | void btm_ble_init (void) |
| 2059 | { |
| 2060 | tBTM_BLE_CB *p_cb = &btm_cb.ble_ctr_cb; |
| 2061 | |
| 2062 | BTM_TRACE_EVENT0 ("btm_ble_init "); |
| 2063 | |
| 2064 | memset(p_cb, 0, sizeof(tBTM_BLE_CB)); |
| 2065 | |
| 2066 | p_cb->inq_var.adv_mode = BTM_BLE_ADV_DISABLE; |
| 2067 | p_cb->inq_var.scan_type = BTM_BLE_SCAN_MODE_NONE; |
| 2068 | p_cb->inq_var.adv_chnl_map = BTM_BLE_DEFAULT_ADV_CHNL_MAP; |
| 2069 | p_cb->inq_var.afp = BTM_BLE_DEFAULT_AFP; |
| 2070 | p_cb->inq_var.sfp = BTM_BLE_DEFAULT_SFP; |
| 2071 | p_cb->inq_var.connectable_mode = BTM_BLE_NON_CONNECTABLE; |
| 2072 | p_cb->inq_var.discoverable_mode = BTM_BLE_NON_DISCOVERABLE; |
| 2073 | |
| 2074 | /* for background connection, reset connection params to be undefined */ |
| 2075 | p_cb->scan_int = p_cb->scan_win = BTM_BLE_CONN_PARAM_UNDEF; |
| 2076 | |
| 2077 | p_cb->inq_var.evt_type = BTM_BLE_UNKNOWN_EVT; |
| 2078 | } |
| 2079 | |
| 2080 | #endif /* BLE_INCLUDED */ |