1 /****************************************************************************** 2 * 3 * Copyright 2003-2012 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 is the public interface file for the audio gateway (AG) subsystem 22 * of BTA, Broadcom's Bluetooth application layer for mobile phones. 23 * 24 ******************************************************************************/ 25 #ifndef BTA_AG_API_H 26 #define BTA_AG_API_H 27 28 #include "bta_api.h" 29 30 #include <string> 31 #include <vector> 32 33 /***************************************************************************** 34 * Constants and data types 35 ****************************************************************************/ 36 /* Number of SCBs (AG service instances that can be registered) */ 37 #define BTA_AG_MAX_NUM_CLIENTS 6 38 39 #define HFP_HSP_VERSION_UNKNOWN 0x0000 40 #define HFP_VERSION_1_1 0x0101 41 #define HFP_VERSION_1_5 0x0105 42 #define HFP_VERSION_1_6 0x0106 43 #define HFP_VERSION_1_7 0x0107 44 45 #define HSP_VERSION_1_0 0x0100 46 #define HSP_VERSION_1_2 0x0102 47 48 #define HFP_VERSION_CONFIG_KEY "HfpVersion" 49 #define HFP_SDP_FEATURES_CONFIG_KEY "HfpSdpFeatures" 50 51 /* Note, if you change the default version here, please also change the one in 52 * bta_hs_api.h, they are meant to be the same. 53 */ 54 #ifndef BTA_HFP_VERSION 55 #define BTA_HFP_VERSION HFP_VERSION_1_7 56 #endif 57 58 /* AG feature masks */ 59 #define BTA_AG_FEAT_3WAY 0x00000001 /* Three-way calling */ 60 #define BTA_AG_FEAT_ECNR 0x00000002 /* Echo cancellation/noise reduction */ 61 #define BTA_AG_FEAT_VREC 0x00000004 /* Voice recognition */ 62 #define BTA_AG_FEAT_INBAND 0x00000008 /* In-band ring tone */ 63 #define BTA_AG_FEAT_VTAG 0x00000010 /* Attach a phone number to a voice tag */ 64 #define BTA_AG_FEAT_REJECT 0x00000020 /* Ability to reject incoming call */ 65 #define BTA_AG_FEAT_ECS 0x00000040 /* Enhanced Call Status */ 66 #define BTA_AG_FEAT_ECC 0x00000080 /* Enhanced Call Control */ 67 #define BTA_AG_FEAT_EXTERR 0x00000100 /* Extended error codes */ 68 #define BTA_AG_FEAT_CODEC 0x00000200 /* Codec Negotiation */ 69 70 /* AG SDP feature masks */ 71 #define BTA_AG_FEAT_WBS_SUPPORT 0x0020 /* Supports WBS */ 72 73 /* Only SDP feature bits 0 to 4 matches BRSF feature bits */ 74 #define HFP_SDP_BRSF_FEATURES_MASK 0x001F 75 76 /* Valid feature bit mask for HFP 1.6 (and below) */ 77 #define HFP_1_6_FEAT_MASK 0x000003FF 78 79 /* HFP 1.7+ */ 80 #define BTA_AG_FEAT_HF_IND 0x00000400 /* HF Indicators */ 81 #define BTA_AG_FEAT_ESCO 0x00000800 /* eSCO S4 (and T2) setting supported */ 82 83 /* Proprietary features: using 31 ~ 16 bits */ 84 #define BTA_AG_FEAT_BTRH 0x00010000 /* CCAP incoming call hold */ 85 #define BTA_AG_FEAT_UNAT 0x00020000 /* Pass unknown AT commands to app */ 86 #define BTA_AG_FEAT_NOSCO 0x00040000 /* No SCO control performed by BTA AG */ 87 #define BTA_AG_FEAT_NO_ESCO 0x00080000 /* Do not allow or use eSCO */ 88 #define BTA_AG_FEAT_VOIP 0x00100000 /* VoIP call */ 89 90 typedef uint32_t tBTA_AG_FEAT; 91 92 /* AG open status */ 93 #define BTA_AG_SUCCESS 0 /* Connection successfully opened */ 94 #define BTA_AG_FAIL_SDP 1 /* Open failed due to SDP */ 95 #define BTA_AG_FAIL_RFCOMM 2 /* Open failed due to RFCOMM */ 96 #define BTA_AG_FAIL_RESOURCES 3 /* out of resources failure */ 97 98 /* Status to disallow passing AT Events after BTIF */ 99 #define BTA_AG_DISALLOW_AT 5 100 101 typedef uint8_t tBTA_AG_STATUS; 102 103 /* handle values used with BTA_AgResult */ 104 #define BTA_AG_HANDLE_NONE 0 105 #define BTA_AG_HANDLE_ALL 0xFFFF 106 /* It is safe to use the same value as BTA_AG_HANDLE_ALL 107 * HANDLE_ALL is used for delivering indication 108 * SCO_NO_CHANGE is used for changing sco behavior 109 * They donot interfere with each other 110 */ 111 112 /* Number of supported HF indicators, there is one HF indicator so far i.e. 113 enhanced driver status. */ 114 /* Number of supported HF indicators, 115 1 for Enhanced Safety Status 116 2 for Battery Level Status */ 117 #ifndef BTA_AG_NUM_LOCAL_HF_IND 118 #define BTA_AG_NUM_LOCAL_HF_IND 2 119 #endif 120 121 #define BTA_AG_HANDLE_SCO_NO_CHANGE 0xFFFF 122 123 /* AG result codes used with BTA_AgResult */ 124 #define BTA_AG_SPK_RES 0 /* Update speaker volume */ 125 #define BTA_AG_MIC_RES 1 /* Update microphone volume */ 126 #define BTA_AG_INBAND_RING_RES 2 /* Update inband ring state */ 127 #define BTA_AG_CIND_RES 3 /* Send indicator response for AT+CIND */ 128 #define BTA_AG_BINP_RES 4 /* Send phone number for voice tag for AT+BINP */ 129 #define BTA_AG_IND_RES 5 /* Update an indicator value */ 130 #define BTA_AG_BVRA_RES 6 /* Update voice recognition state */ 131 #define BTA_AG_CNUM_RES 7 /* Send subscriber number response for AT+CNUM */ 132 #define BTA_AG_BTRH_RES 8 /* Send CCAP incoming call hold */ 133 #define BTA_AG_CLCC_RES 9 /* Query list of calls */ 134 #define BTA_AG_COPS_RES 10 /* Read network operator */ 135 #define BTA_AG_IN_CALL_RES 11 /* Indicate incoming phone call */ 136 #define BTA_AG_IN_CALL_CONN_RES 12 /* Incoming phone call connected */ 137 #define BTA_AG_CALL_WAIT_RES 13 /* Call waiting notification */ 138 #define BTA_AG_OUT_CALL_ORIG_RES 14 /* Outgoing phone call origination */ 139 140 /* Outgoing phone call alerting remote party */ 141 #define BTA_AG_OUT_CALL_ALERT_RES 15 142 #define BTA_AG_OUT_CALL_CONN_RES 16 /* Outgoing phone call connected */ 143 144 /* Incoming/outgoing 3-way canceled before connected */ 145 #define BTA_AG_CALL_CANCEL_RES 17 146 #define BTA_AG_END_CALL_RES 18 /* End call */ 147 #define BTA_AG_IN_CALL_HELD_RES 19 /* Incoming call held */ 148 #define BTA_AG_UNAT_RES 20 /* Response to unknown AT command event */ 149 #define BTA_AG_MULTI_CALL_RES 21 /* SLC at three way call */ 150 #define BTA_AG_BIND_RES 22 /* Activate/Deactivate HF indicator */ 151 #define BTA_AG_IND_RES_ON_DEMAND 33 /* Update an indicator value forcible */ 152 153 typedef uint8_t tBTA_AG_RES; 154 155 /* HFP peer features */ 156 #define BTA_AG_PEER_FEAT_ECNR 0x0001 /* Echo cancellation/noise reduction */ 157 #define BTA_AG_PEER_FEAT_3WAY 0x0002 /* Call waiting and three-way calling */ 158 #define BTA_AG_PEER_FEAT_CLI 0x0004 /* Caller ID presentation capability */ 159 #define BTA_AG_PEER_FEAT_VREC 0x0008 /* Voice recognition activation */ 160 #define BTA_AG_PEER_FEAT_VOL 0x0010 /* Remote volume control */ 161 #define BTA_AG_PEER_FEAT_ECS 0x0020 /* Enhanced Call Status */ 162 #define BTA_AG_PEER_FEAT_ECC 0x0040 /* Enhanced Call Control */ 163 #define BTA_AG_PEER_FEAT_CODEC 0x0080 /* Codec Negotiation */ 164 #define BTA_AG_PEER_FEAT_HF_IND 0x0100 /* HF Indicators */ 165 #define BTA_AG_PEER_FEAT_ESCO 0x0200 /* eSCO S4 (and T2) setting supported */ 166 167 /* Proprietary features: using bits after 12 */ 168 169 /* Pass unknown AT command responses to application */ 170 #define BTA_AG_PEER_FEAT_UNAT 0x1000 171 #define BTA_AG_PEER_FEAT_VOIP 0x2000 /* VoIP call */ 172 173 typedef uint16_t tBTA_AG_PEER_FEAT; 174 175 /* HFP peer supported codec masks */ 176 // TODO(google) This should use common definitions 177 #define BTA_AG_CODEC_NONE BTM_SCO_CODEC_NONE 178 #define BTA_AG_CODEC_CVSD BTM_SCO_CODEC_CVSD /* CVSD */ 179 #define BTA_AG_CODEC_MSBC BTM_SCO_CODEC_MSBC /* mSBC */ 180 typedef uint16_t tBTA_AG_PEER_CODEC; 181 182 /* HFP errcode - Set when BTA_AG_OK_ERROR is returned in 'ok_flag' */ 183 #define BTA_AG_ERR_PHONE_FAILURE 0 /* Phone Failure */ 184 #define BTA_AG_ERR_NO_CONN_PHONE 1 /* No connection to phone */ 185 #define BTA_AG_ERR_OP_NOT_ALLOWED 3 /* Operation not allowed */ 186 #define BTA_AG_ERR_OP_NOT_SUPPORTED 4 /* Operation not supported */ 187 #define BTA_AG_ERR_PHSIM_PIN_REQ 5 /* PH-SIM PIN required */ 188 #define BTA_AG_ERR_SIM_NOT_INSERTED 10 /* SIM not inserted */ 189 #define BTA_AG_ERR_SIM_PIN_REQ 11 /* SIM PIN required */ 190 #define BTA_AG_ERR_SIM_PUK_REQ 12 /* SIM PUK required */ 191 #define BTA_AG_ERR_SIM_FAILURE 13 /* SIM failure */ 192 #define BTA_AG_ERR_SIM_BUSY 14 /* SIM busy */ 193 #define BTA_AG_ERR_INCORRECT_PWD 16 /* Incorrect password */ 194 #define BTA_AG_ERR_SIM_PIN2_REQ 17 /* SIM PIN2 required */ 195 #define BTA_AG_ERR_SIM_PUK2_REQ 18 /* SIM PUK2 required */ 196 #define BTA_AG_ERR_MEMORY_FULL 20 /* Memory full */ 197 #define BTA_AG_ERR_INVALID_INDEX 21 /* Invalid index */ 198 #define BTA_AG_ERR_MEMORY_FAILURE 23 /* Memory failure */ 199 #define BTA_AG_ERR_TEXT_TOO_LONG 24 /* Text string too long */ 200 #define BTA_AG_ERR_INV_CHAR_IN_TSTR 25 /* Invalid characters in text string */ 201 #define BTA_AG_ERR_DSTR_TOO_LONG 26 /* Dial string too long */ 202 #define BTA_AG_ERR_INV_CHAR_IN_DSTR 27 /* Invalid characters in dial string */ 203 #define BTA_AG_ERR_NO_NETWORK_SERV 30 /* No network service */ 204 #define BTA_AG_ERR_NETWORK_TIME_OUT 31 /* Network timeout */ 205 /* Network not allowed - emergency service only */ 206 #define BTA_AG_ERR_NO_NET_EMG_ONLY 32 207 /* AG cannot create simultaneous VoIP and CS calls */ 208 #define BTA_AG_ERR_VOIP_CS_CALLS 33 209 #define BTA_AG_ERR_NOT_FOR_VOIP 34 /* Not supported on this call type(VoIP) */ 210 #define BTA_AG_ERR_SIP_RESP_CODE 35 /* SIP 3 digit response code */ 211 212 #if 0 /* Not Used in Bluetooth HFP 1.5 Specification */ 213 #define BTA_AG_ERR_PHADAP_LNK_RES 2 /* Phone-adapter link reserved */ 214 #define BTA_AG_ERR_PHFSIM_PIN_REQ 6 /* PH-FSIM PIN required */ 215 #define BTA_AG_ERR_PHFSIM_PUK_REQ 7 /* PH-FSIM PUK required */ 216 #define BTA_AG_ERR_SIM_WRONG 15 /* SIM wrong */ 217 #define BTA_AG_ERR_NOT_FOUND 22 /* Not found */ 218 #define BTA_AG_ERR_NETWORK_TIMEOUT 31 /* Network timeout */ 219 #define BTA_AG_ERR_NET_PIN_REQ 40 /* Network personalization PIN required */ 220 #define BTA_AG_ERR_NET_PUK_REQ 41 /* Network personalization PUK required */ 221 /* Network subset personalization PIN required */ 222 #define BTA_AG_ERR_SUBSET_PIN_REQ 42 223 /* Network subset personalization PUK required */ 224 #define BTA_AG_ERR_SUBSET_PUK_REQ 43 225 /* Service provider personalization PIN required */ 226 #define BTA_AG_ERR_SERVPRO_PIN_REQ 44 227 /* Service provider personalization PUK required */ 228 #define BTA_AG_ERR_SERVPRO_PUK_REQ 45 229 /* Corporate personalization PIN required */ 230 #define BTA_AG_ERR_CORP_PIN_REQ 46 231 /* Corporate personalization PUK required */ 232 #define BTA_AG_ERR_CORP_PUK_REQ 47 233 #define BTA_AG_ERR_UNKNOWN 100 /* Unknown error */ 234 235 /* GPRS-related errors */ 236 #define BTA_AG_ERR_ILL_MS 103 /* Illegal MS (#3) */ 237 #define BTA_AG_ERR_ILL_ME 106 /* Illegal ME (#6) */ 238 #define BTA_AG_ERR_GPRS_NOT_ALLOWED 107 /* GPRS services not allowed (#7) */ 239 #define BTA_AG_ERR_PLMN_NOT_ALLOWED 111 /* PLMN services not allowed (#11) */ 240 #define BTA_AG_ERR_LOC_NOT_ALLOWED 112 /* Location area not allowed (#12) */ 241 /* Roaming not allowed in this location area (#13) */ 242 #define BTA_AG_ERR_ROAM_NOT_ALLOWED 113 243 /* Errors related to a failure to Activate a Context */ 244 #define BTA_AG_ERR_OPT_NOT_SUPP 132 /* Service option not supported (#32) */ 245 /* Requested service option not subscribed (#33) */ 246 #define BTA_AG_ERR_OPT_NOT_SUBSCR 133 247 /* Service option temporarily out of order (#34) */ 248 #define BTA_AG_ERR_OPT_OUT_OF_ORDER 134 249 #define BTA_AG_ERR_PDP_AUTH_FAILURE 149 /* PDP authentication failure */ 250 /* Other GPRS errors */ 251 #define BTA_AG_ERR_INV_MOBILE_CLASS 150 /* Invalid mobile class */ 252 #define BTA_AG_ERR_UNSPEC_GPRS_ERR 148 /* Unspecified GPRS error */ 253 #endif /* Unused error codes */ 254 255 /* HFP result data 'ok_flag' */ 256 #define BTA_AG_OK_CONTINUE 0 /* Send out response (more responses coming) */ 257 #define BTA_AG_OK_DONE 1 /* Send out response followed by OK (finished) */ 258 #define BTA_AG_OK_ERROR 2 /* Error response */ 259 260 /* BTRH values */ 261 #define BTA_AG_BTRH_SET_HOLD 0 /* Put incoming call on hold */ 262 #define BTA_AG_BTRH_SET_ACC 1 /* Accept incoming call on hold */ 263 #define BTA_AG_BTRH_SET_REJ 2 /* Reject incoming call on hold */ 264 #define BTA_AG_BTRH_READ 3 /* Read the current value */ 265 #define BTA_AG_BTRH_NO_RESP 4 /* Not in RH States (reply to read) */ 266 267 /* ASCII character string of arguments to the AT command or result */ 268 #ifndef BTA_AG_AT_MAX_LEN 269 #define BTA_AG_AT_MAX_LEN 256 270 #endif 271 272 /* data associated with BTA_AG_IND_RES */ 273 typedef struct { 274 uint16_t id; 275 uint16_t value; 276 bool on_demand; 277 } tBTA_AG_IND; 278 279 /* data type for BTA_AgResult() */ 280 struct tBTA_AG_RES_DATA { 281 char str[BTA_AG_AT_MAX_LEN + 1]; 282 tBTA_AG_IND ind; 283 uint16_t num; 284 uint16_t audio_handle; 285 uint16_t errcode; /* Valid only if 'ok_flag' is set to BTA_AG_OK_ERROR */ 286 uint8_t 287 ok_flag; /* Indicates if response is finished, and if error occurred */ 288 bool state; 289 static const tBTA_AG_RES_DATA kEmpty; 290 }; 291 292 /* AG callback events */ 293 #define BTA_AG_ENABLE_EVT 0 /* AG enabled */ 294 #define BTA_AG_REGISTER_EVT 1 /* AG registered */ 295 #define BTA_AG_OPEN_EVT 2 /* AG connection open */ 296 #define BTA_AG_CLOSE_EVT 3 /* AG connection closed */ 297 #define BTA_AG_CONN_EVT 4 /* Service level connection opened */ 298 #define BTA_AG_AUDIO_OPEN_EVT 5 /* Audio connection open */ 299 #define BTA_AG_AUDIO_CLOSE_EVT 6 /* Audio connection closed */ 300 #define BTA_AG_SPK_EVT 7 /* Speaker volume changed */ 301 #define BTA_AG_MIC_EVT 8 /* Microphone volume changed */ 302 #define BTA_AG_AT_CKPD_EVT 9 /* CKPD from the HS */ 303 #define BTA_AG_DISABLE_EVT 30 /* AG disabled */ 304 #define BTA_AG_WBS_EVT 31 /* SCO codec info */ 305 /* Values below are for HFP only */ 306 #define BTA_AG_AT_A_EVT 10 /* Answer a call */ 307 #define BTA_AG_AT_D_EVT 11 /* Place a call using number or memory dial */ 308 #define BTA_AG_AT_CHLD_EVT 12 /* Call hold */ 309 #define BTA_AG_AT_CHUP_EVT 13 /* Hang up a call */ 310 #define BTA_AG_AT_CIND_EVT 14 /* Read indicator settings */ 311 #define BTA_AG_AT_VTS_EVT 15 /* Transmit DTMF tone */ 312 #define BTA_AG_AT_BINP_EVT 16 /* Retrieve number from voice tag */ 313 #define BTA_AG_AT_BLDN_EVT 17 /* Place call to last dialed number */ 314 #define BTA_AG_AT_BVRA_EVT 18 /* Enable/disable voice recognition */ 315 #define BTA_AG_AT_NREC_EVT 19 /* Disable echo canceling */ 316 #define BTA_AG_AT_CNUM_EVT 20 /* Retrieve subscriber number */ 317 #define BTA_AG_AT_BTRH_EVT 21 /* CCAP-style incoming call hold */ 318 #define BTA_AG_AT_CLCC_EVT 22 /* Query list of current calls */ 319 #define BTA_AG_AT_COPS_EVT 23 /* Query list of current calls */ 320 #define BTA_AG_AT_UNAT_EVT 24 /* Unknown AT command */ 321 #define BTA_AG_AT_CBC_EVT 25 /* Battery Level report from HF */ 322 #define BTA_AG_AT_BAC_EVT 26 /* avablable codec */ 323 #define BTA_AG_AT_BCS_EVT 27 /* Codec select */ 324 #define BTA_AG_AT_BIND_EVT 28 /* HF indicator */ 325 #define BTA_AG_AT_BIEV_EVT 29 /* HF indicator updates from peer */ 326 #define BTA_AG_AT_BIA_EVT 32 /* AG indicator activation event from peer */ 327 328 typedef uint8_t tBTA_AG_EVT; 329 330 /* data associated with most non-AT events */ 331 typedef struct { 332 uint16_t handle; 333 uint8_t app_id; 334 tBTA_AG_STATUS status; 335 } tBTA_AG_HDR; 336 337 /* data associated with BTA_AG_REGISTER_EVT */ 338 typedef struct { 339 tBTA_AG_HDR hdr; 340 tBTA_AG_STATUS status; 341 } tBTA_AG_REGISTER; 342 343 /* data associated with BTA_AG_OPEN_EVT */ 344 typedef struct { 345 tBTA_AG_HDR hdr; 346 RawAddress bd_addr; 347 tBTA_SERVICE_ID service_id; 348 tBTA_AG_STATUS status; 349 } tBTA_AG_OPEN; 350 351 /* data associated with BTA_AG_CLOSE_EVT */ 352 typedef struct { 353 tBTA_AG_HDR hdr; 354 RawAddress bd_addr; 355 } tBTA_AG_CLOSE; 356 357 /* data associated with BTA_AG_CONN_EVT */ 358 typedef struct { 359 tBTA_AG_HDR hdr; 360 tBTA_AG_PEER_FEAT peer_feat; 361 RawAddress bd_addr; 362 tBTA_AG_PEER_CODEC peer_codec; 363 } tBTA_AG_CONN; 364 365 /* data associated with AT command event */ 366 typedef struct { 367 tBTA_AG_HDR hdr; 368 RawAddress bd_addr; 369 char str[BTA_AG_AT_MAX_LEN + 1]; 370 uint32_t num; 371 uint8_t idx; /* call number used by CLCC and CHLD */ 372 uint16_t lidx; /* long index, ex, HF indicator */ 373 } tBTA_AG_VAL; 374 375 /* union of data associated with AG callback */ 376 typedef union { 377 tBTA_AG_HDR hdr; 378 tBTA_AG_REGISTER reg; 379 tBTA_AG_OPEN open; 380 tBTA_AG_CLOSE close; 381 tBTA_AG_CONN conn; 382 tBTA_AG_VAL val; 383 } tBTA_AG; 384 385 /* AG callback */ 386 typedef void(tBTA_AG_CBACK)(tBTA_AG_EVT event, tBTA_AG* p_data); 387 388 /* indicator constants HFP 1.1 and later */ 389 #define BTA_AG_IND_CALL 1 /* position of call indicator */ 390 #define BTA_AG_IND_CALLSETUP 2 /* position of callsetup indicator */ 391 #define BTA_AG_IND_SERVICE 3 /* position of service indicator */ 392 393 /* indicator constants HFP 1.5 and later */ 394 #define BTA_AG_IND_SIGNAL 4 /* position of signal strength indicator */ 395 #define BTA_AG_IND_ROAM 5 /* position of roaming indicator */ 396 #define BTA_AG_IND_BATTCHG 6 /* position of battery charge indicator */ 397 #define BTA_AG_IND_CALLHELD 7 /* position of callheld indicator */ 398 #define BTA_AG_IND_BEARER 8 /* position of bearer indicator */ 399 400 /* call indicator values */ 401 #define BTA_AG_CALL_INACTIVE 0 /* Phone call inactive */ 402 #define BTA_AG_CALL_ACTIVE 1 /* Phone call active */ 403 404 /* callsetup indicator values */ 405 #define BTA_AG_CALLSETUP_NONE 0 /* Not currently in call set up */ 406 #define BTA_AG_CALLSETUP_INCOMING 1 /* Incoming call process ongoing */ 407 #define BTA_AG_CALLSETUP_OUTGOING 2 /* Outgoing call set up is ongoing */ 408 /* Remote party being alerted in an outgoing call */ 409 #define BTA_AG_CALLSETUP_ALERTING 3 410 411 /* service indicator values */ 412 #define BTA_AG_SERVICE_NONE 0 /* Neither CS nor VoIP service is available */ 413 #define BTA_AG_SERVICE_CS 1 /* Only CS service is available */ 414 #define BTA_AG_SERVICE_VOIP 2 /* Only VoIP service is available */ 415 #define BTA_AG_SERVICE_CS_VOIP 3 /* Both CS and VoIP services available */ 416 417 /* callheld indicator values */ 418 #define BTA_AG_CALLHELD_INACTIVE 0 /* No held calls */ 419 #define BTA_AG_CALLHELD_ACTIVE 1 /* Call held and call active */ 420 #define BTA_AG_CALLHELD_NOACTIVE 2 /* Call held and no call active */ 421 422 /* signal strength indicator values */ 423 #define BTA_AG_ROAMING_INACTIVE 0 /* Phone call inactive */ 424 #define BTA_AG_ROAMING_ACTIVE 1 /* Phone call active */ 425 426 /* bearer indicator values */ 427 #define BTA_AG_BEARER_WLAN 0 /* WLAN */ 428 #define BTA_AG_BEARER_BLUETOOTH 1 /* Bluetooth */ 429 #define BTA_AG_BEARER_WIRED 2 /* Wired */ 430 #define BTA_AG_BEARER_2G3G 3 /* 2G 3G */ 431 #define BTA_AG_BEARER_WIMAX 4 /* WIMAX */ 432 #define BTA_AG_BEARER_RES1 5 /* Reserved */ 433 #define BTA_AG_BEARER_RES2 6 /* Reserved */ 434 #define BTA_AG_BEARER_RES3 7 /* Reserved */ 435 436 /* type for HF indicator */ 437 typedef struct { 438 uint16_t ind_id; 439 bool is_supported; 440 bool is_enable; 441 uint32_t ind_min_val; 442 uint32_t ind_max_val; 443 } tBTA_AG_HF_IND; 444 445 /* AG configuration structure */ 446 typedef struct { 447 const char* cind_info; 448 const char* bind_info; 449 uint8_t num_local_hf_ind; 450 int32_t conn_tout; 451 uint16_t sco_pkt_types; 452 const char* chld_val_ecc; 453 const char* chld_val; 454 } tBTA_AG_CFG; 455 456 /***************************************************************************** 457 * External Function Declarations 458 ****************************************************************************/ 459 460 /******************************************************************************* 461 * 462 * Function BTA_AgEnable 463 * 464 * Description Enable the audio gateway service. When the enable 465 * operation is complete the callback function will be 466 * called with a BTA_AG_ENABLE_EVT. This function must 467 * be called before other function in the AG API are 468 * called. 469 * 470 * Returns BTA_SUCCESS if OK, BTA_FAILURE otherwise. 471 * 472 ******************************************************************************/ 473 tBTA_STATUS BTA_AgEnable(tBTA_AG_CBACK* p_cback); 474 475 /******************************************************************************* 476 * 477 * Function BTA_AgDisable 478 * 479 * Description Disable the audio gateway service 480 * 481 * 482 * Returns void 483 * 484 ******************************************************************************/ 485 void BTA_AgDisable(); 486 487 /******************************************************************************* 488 * 489 * Function BTA_AgRegister 490 * 491 * Description Register an Audio Gateway service. 492 * 493 * 494 * Returns void 495 * 496 ******************************************************************************/ 497 void BTA_AgRegister(tBTA_SERVICE_MASK services, tBTA_SEC sec_mask, 498 tBTA_AG_FEAT features, 499 const std::vector<std::string>& service_names, 500 uint8_t app_id); 501 502 /******************************************************************************* 503 * 504 * Function BTA_AgDeregister 505 * 506 * Description Deregister an audio gateway service. 507 * 508 * 509 * Returns void 510 * 511 ******************************************************************************/ 512 void BTA_AgDeregister(uint16_t handle); 513 514 /******************************************************************************* 515 * 516 * Function BTA_AgOpen 517 * 518 * Description Opens a connection to a headset or hands-free device. 519 * When connection is open callback function is called 520 * with a BTA_AG_OPEN_EVT. Only the data connection is 521 * opened. The audio connection is not opened. 522 * 523 * 524 * Returns void 525 * 526 ******************************************************************************/ 527 void BTA_AgOpen(uint16_t handle, const RawAddress& bd_addr, tBTA_SEC sec_mask); 528 529 /******************************************************************************* 530 * 531 * Function BTA_AgClose 532 * 533 * Description Close the current connection to a headset or a handsfree 534 * Any current audio connection will also be closed 535 * 536 * 537 * Returns void 538 * 539 ******************************************************************************/ 540 void BTA_AgClose(uint16_t handle); 541 542 /******************************************************************************* 543 * 544 * Function BTA_AgAudioOpen 545 * 546 * Description Opens an audio connection to the currently connected 547 * headset or hnadsfree 548 * 549 * 550 * Returns void 551 * 552 ******************************************************************************/ 553 void BTA_AgAudioOpen(uint16_t handle); 554 555 /******************************************************************************* 556 * 557 * Function BTA_AgAudioClose 558 * 559 * Description Close the currently active audio connection to a headset 560 * or hnadsfree. The data connection remains open 561 * 562 * 563 * Returns void 564 * 565 ******************************************************************************/ 566 void BTA_AgAudioClose(uint16_t handle); 567 568 /******************************************************************************* 569 * 570 * Function BTA_AgResult 571 * 572 * Description Send an AT result code to a headset or hands-free device. 573 * 574 * 575 * Returns void 576 * 577 ******************************************************************************/ 578 void BTA_AgResult(uint16_t handle, tBTA_AG_RES result, 579 const tBTA_AG_RES_DATA& data); 580 581 /******************************************************************************* 582 * 583 * Function BTA_AgSetCodec 584 * 585 * Description Specify the codec type to be used for the subsequent 586 * audio connection. 587 * 588 * 589 * 590 * Returns void 591 * 592 ******************************************************************************/ 593 void BTA_AgSetCodec(uint16_t handle, tBTA_AG_PEER_CODEC codec); 594 595 void BTA_AgSetScoAllowed(bool value); 596 597 void BTA_AgSetActiveDevice(const RawAddress& active_device_addr); 598 599 #endif /* BTA_AG_API_H */ 600