1 /****************************************************************************** 2 * 3 * Copyright (C) 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 /***************************************************************************** 31 ** Constants and data types 32 *****************************************************************************/ 33 #define HFP_VERSION_1_1 0x0101 34 #define HFP_VERSION_1_5 0x0105 35 #define HFP_VERSION_1_6 0x0106 36 #define HFP_VERSION_1_7 0x0107 37 38 #define HSP_VERSION_1_0 0x0100 39 #define HSP_VERSION_1_2 0x0102 40 41 /* Note, if you change the default version here, please also change the one in 42 * bta_hs_api.h, they are meant to be the same. 43 */ 44 #ifndef BTA_HFP_VERSION 45 #define BTA_HFP_VERSION HFP_VERSION_1_7 46 #endif 47 48 /* AG feature masks */ 49 #define BTA_AG_FEAT_3WAY 0x00000001 /* Three-way calling */ 50 #define BTA_AG_FEAT_ECNR 0x00000002 /* Echo cancellation and/or noise reduction */ 51 #define BTA_AG_FEAT_VREC 0x00000004 /* Voice recognition */ 52 #define BTA_AG_FEAT_INBAND 0x00000008 /* In-band ring tone */ 53 #define BTA_AG_FEAT_VTAG 0x00000010 /* Attach a phone number to a voice tag */ 54 #define BTA_AG_FEAT_REJECT 0x00000020 /* Ability to reject incoming call */ 55 #define BTA_AG_FEAT_ECS 0x00000040 /* Enhanced Call Status */ 56 #define BTA_AG_FEAT_ECC 0x00000080 /* Enhanced Call Control */ 57 #define BTA_AG_FEAT_EXTERR 0x00000100 /* Extended error codes */ 58 #define BTA_AG_FEAT_CODEC 0x00000200 /* Codec Negotiation */ 59 60 #define HFP_1_6_FEAT_MASK 0x000003FF /* Valid feature bit mask for HFP 1.6 (and below) */ 61 62 /* HFP 1.7+ */ 63 #define BTA_AG_FEAT_HF_IND 0x00000400 /* HF Indicators */ 64 #define BTA_AG_FEAT_ESCO 0x00000800 /* eSCO S4 (and T2) setting supported */ 65 66 67 /* Proprietary features: using 31 ~ 16 bits */ 68 #define BTA_AG_FEAT_BTRH 0x00010000 /* CCAP incoming call hold */ 69 #define BTA_AG_FEAT_UNAT 0x00020000 /* Pass unknown AT commands to application */ 70 #define BTA_AG_FEAT_NOSCO 0x00040000 /* No SCO control performed by BTA AG */ 71 #define BTA_AG_FEAT_NO_ESCO 0x00080000 /* Do not allow or use eSCO */ 72 #define BTA_AG_FEAT_VOIP 0x00100000 /* VoIP call */ 73 74 typedef UINT32 tBTA_AG_FEAT; 75 76 /* AG parse mode */ 77 #define BTA_AG_PARSE 0 /* Perform AT command parsing in AG */ 78 #define BTA_AG_PASS_THROUGH 1 /* Pass data directly to phone�s AT command interpreter */ 79 80 typedef UINT8 tBTA_AG_PARSE_MODE; 81 82 /* AG open status */ 83 #define BTA_AG_SUCCESS 0 /* Connection successfully opened */ 84 #define BTA_AG_FAIL_SDP 1 /* Open failed due to SDP */ 85 #define BTA_AG_FAIL_RFCOMM 2 /* Open failed due to RFCOMM */ 86 #define BTA_AG_FAIL_RESOURCES 3 /* out of resources failure */ 87 88 /*Status to disallow passing AT Events after BTIF */ 89 90 #define BTA_AG_DISALLOW_AT 5 91 typedef UINT8 tBTA_AG_STATUS; 92 93 /* handle values used with BTA_AgResult */ 94 #define BTA_AG_HANDLE_NONE 0 95 #define BTA_AG_HANDLE_ALL 0xFFFF 96 /* It is safe to use the same value as BTA_AG_HANDLE_ALL 97 * HANDLE_ALL is used for delivering indication 98 * SCO_NO_CHANGE is used for changing sco behavior 99 * They donot interfere with each other 100 */ 101 102 /* Number of supported HF indicators, there is one HF indicator so far i.e. 103 enhanced driver status. */ 104 /* Number of supported HF indicators, 105 1 for Enhanced Safety Status 106 2 for Battery Level Status */ 107 #ifndef BTA_AG_NUM_LOCAL_HF_IND 108 #define BTA_AG_NUM_LOCAL_HF_IND 2 109 #endif 110 111 112 113 #define BTA_AG_HANDLE_SCO_NO_CHANGE 0xFFFF 114 115 /* AG result codes used with BTA_AgResult */ 116 #define BTA_AG_SPK_RES 0 /* Update speaker volume */ 117 #define BTA_AG_MIC_RES 1 /* Update microphone volume */ 118 #define BTA_AG_INBAND_RING_RES 2 /* Update inband ring state */ 119 #define BTA_AG_CIND_RES 3 /* Send indicator response for AT+CIND */ 120 #define BTA_AG_BINP_RES 4 /* Send phone number for voice tag for AT+BINP */ 121 #define BTA_AG_IND_RES 5 /* Update an indicator value */ 122 #define BTA_AG_BVRA_RES 6 /* Update voice recognition state */ 123 #define BTA_AG_CNUM_RES 7 /* Send subscriber number response for AT+CNUM */ 124 #define BTA_AG_BTRH_RES 8 /* Send CCAP incoming call hold */ 125 #define BTA_AG_CLCC_RES 9 /* Query list of calls */ 126 #define BTA_AG_COPS_RES 10 /* Read network operator */ 127 #define BTA_AG_IN_CALL_RES 11 /* Indicate incoming phone call */ 128 #define BTA_AG_IN_CALL_CONN_RES 12 /* Incoming phone call connected */ 129 #define BTA_AG_CALL_WAIT_RES 13 /* Call waiting notification */ 130 #define BTA_AG_OUT_CALL_ORIG_RES 14 /* Outgoing phone call origination */ 131 #define BTA_AG_OUT_CALL_ALERT_RES 15 /* Outgoing phone call alerting remote party */ 132 #define BTA_AG_OUT_CALL_CONN_RES 16 /* Outgoing phone call connected */ 133 #define BTA_AG_CALL_CANCEL_RES 17 /* Incoming/outgoing 3-way canceled before connected */ 134 #define BTA_AG_END_CALL_RES 18 /* End call */ 135 #define BTA_AG_IN_CALL_HELD_RES 19 /* Incoming call held */ 136 #define BTA_AG_UNAT_RES 20 /* Response to unknown AT command event */ 137 #define BTA_AG_MULTI_CALL_RES 21 /* SLC at three way call */ 138 #define BTA_AG_BIND_RES 22 /* Activate/Deactivate HF indicator */ 139 140 typedef UINT8 tBTA_AG_RES; 141 142 /* HFP peer features */ 143 #define BTA_AG_PEER_FEAT_ECNR 0x0001 /* Echo cancellation and/or noise reduction */ 144 #define BTA_AG_PEER_FEAT_3WAY 0x0002 /* Call waiting and three-way calling */ 145 #define BTA_AG_PEER_FEAT_CLI 0x0004 /* Caller ID presentation capability */ 146 #define BTA_AG_PEER_FEAT_VREC 0x0008 /* Voice recognition activation */ 147 #define BTA_AG_PEER_FEAT_VOL 0x0010 /* Remote volume control */ 148 #define BTA_AG_PEER_FEAT_ECS 0x0020 /* Enhanced Call Status */ 149 #define BTA_AG_PEER_FEAT_ECC 0x0040 /* Enhanced Call Control */ 150 #define BTA_AG_PEER_FEAT_CODEC 0x0080 /* Codec Negotiation */ 151 #define BTA_AG_PEER_FEAT_HF_IND 0x0100 /* HF Indicators */ 152 #define BTA_AG_PEER_FEAT_ESCO 0x0200 /* eSCO S4 (and T2) setting supported */ 153 154 /* Proprietary features: using bits after 12 */ 155 #define BTA_AG_PEER_FEAT_UNAT 0x1000 /* Pass unknown AT command responses to application */ 156 #define BTA_AG_PEER_FEAT_VOIP 0x2000 /* VoIP call */ 157 158 typedef uint16_t tBTA_AG_PEER_FEAT; 159 160 /* HFP peer supported codec masks */ 161 // TODO(google) This should use common definitions 162 // in hci/include/hci_audio.h 163 #define BTA_AG_CODEC_NONE BTM_SCO_CODEC_NONE 164 #define BTA_AG_CODEC_CVSD BTM_SCO_CODEC_CVSD /* CVSD */ 165 #define BTA_AG_CODEC_MSBC BTM_SCO_CODEC_MSBC /* mSBC */ 166 typedef UINT16 tBTA_AG_PEER_CODEC; 167 168 /* HFP errcode - Set when BTA_AG_OK_ERROR is returned in 'ok_flag' */ 169 #define BTA_AG_ERR_PHONE_FAILURE 0 /* Phone Failure */ 170 #define BTA_AG_ERR_NO_CONN_PHONE 1 /* No connection to phone */ 171 #define BTA_AG_ERR_OP_NOT_ALLOWED 3 /* Operation not allowed */ 172 #define BTA_AG_ERR_OP_NOT_SUPPORTED 4 /* Operation not supported */ 173 #define BTA_AG_ERR_PHSIM_PIN_REQ 5 /* PH-SIM PIN required */ 174 #define BTA_AG_ERR_SIM_NOT_INSERTED 10 /* SIM not inserted */ 175 #define BTA_AG_ERR_SIM_PIN_REQ 11 /* SIM PIN required */ 176 #define BTA_AG_ERR_SIM_PUK_REQ 12 /* SIM PUK required */ 177 #define BTA_AG_ERR_SIM_FAILURE 13 /* SIM failure */ 178 #define BTA_AG_ERR_SIM_BUSY 14 /* SIM busy */ 179 #define BTA_AG_ERR_INCORRECT_PWD 16 /* Incorrect password */ 180 #define BTA_AG_ERR_SIM_PIN2_REQ 17 /* SIM PIN2 required */ 181 #define BTA_AG_ERR_SIM_PUK2_REQ 18 /* SIM PUK2 required */ 182 #define BTA_AG_ERR_MEMORY_FULL 20 /* Memory full */ 183 #define BTA_AG_ERR_INVALID_INDEX 21 /* Invalid index */ 184 #define BTA_AG_ERR_MEMORY_FAILURE 23 /* Memory failure */ 185 #define BTA_AG_ERR_TEXT_TOO_LONG 24 /* Text string too long */ 186 #define BTA_AG_ERR_INV_CHAR_IN_TSTR 25 /* Invalid characters in text string */ 187 #define BTA_AG_ERR_DSTR_TOO_LONG 26 /* Dial string too long */ 188 #define BTA_AG_ERR_INV_CHAR_IN_DSTR 27 /* Invalid characters in dial string */ 189 #define BTA_AG_ERR_NO_NETWORK_SERV 30 /* No network service */ 190 #define BTA_AG_ERR_NETWORK_TIME_OUT 31 /* Network timeout */ 191 #define BTA_AG_ERR_NO_NET_EMG_ONLY 32 /* Network not allowed - emergency service only */ 192 #define BTA_AG_ERR_VOIP_CS_CALLS 33 /* AG cannot create simultaneous VoIP and CS calls */ 193 #define BTA_AG_ERR_NOT_FOR_VOIP 34 /* Not supported on this call type(VoIP) */ 194 #define BTA_AG_ERR_SIP_RESP_CODE 35 /* SIP 3 digit response code */ 195 196 #if 0 /* Not Used in Bluetooth HFP 1.5 Specification */ 197 #define BTA_AG_ERR_PHADAP_LNK_RES 2 /* Phone-adapter link reserved */ 198 #define BTA_AG_ERR_PHFSIM_PIN_REQ 6 /* PH-FSIM PIN required */ 199 #define BTA_AG_ERR_PHFSIM_PUK_REQ 7 /* PH-FSIM PUK required */ 200 #define BTA_AG_ERR_SIM_WRONG 15 /* SIM wrong */ 201 #define BTA_AG_ERR_NOT_FOUND 22 /* Not found */ 202 #define BTA_AG_ERR_NETWORK_TIMEOUT 31 /* Network timeout */ 203 #define BTA_AG_ERR_NET_PIN_REQ 40 /* Network personalization PIN required */ 204 #define BTA_AG_ERR_NET_PUK_REQ 41 /* Network personalization PUK required */ 205 #define BTA_AG_ERR_SUBSET_PIN_REQ 42 /* Network subset personalization PIN required */ 206 #define BTA_AG_ERR_SUBSET_PUK_REQ 43 /* Network subset personalization PUK required */ 207 #define BTA_AG_ERR_SERVPRO_PIN_REQ 44 /* Service provider personalization PIN required */ 208 #define BTA_AG_ERR_SERVPRO_PUK_REQ 45 /* Service provider personalization PUK required */ 209 #define BTA_AG_ERR_CORP_PIN_REQ 46 /* Corporate personalization PIN required */ 210 #define BTA_AG_ERR_CORP_PUK_REQ 47 /* Corporate personalization PUK required */ 211 #define BTA_AG_ERR_UNKNOWN 100 /* Unknown error */ 212 /* GPRS-related errors */ 213 #define BTA_AG_ERR_ILL_MS 103 /* Illegal MS (#3) */ 214 #define BTA_AG_ERR_ILL_ME 106 /* Illegal ME (#6) */ 215 #define BTA_AG_ERR_GPRS_NOT_ALLOWED 107 /* GPRS services not allowed (#7) */ 216 #define BTA_AG_ERR_PLMN_NOT_ALLOWED 111 /* PLMN services not allowed (#11) */ 217 #define BTA_AG_ERR_LOC_NOT_ALLOWED 112 /* Location area not allowed (#12) */ 218 #define BTA_AG_ERR_ROAM_NOT_ALLOWED 113 /* Roaming not allowed in this location area (#13) */ 219 /* Errors related to a failure to Activate a Context */ 220 #define BTA_AG_ERR_OPT_NOT_SUPP 132 /* Service option not supported (#32) */ 221 #define BTA_AG_ERR_OPT_NOT_SUBSCR 133 /* Requested service option not subscribed (#33) */ 222 #define BTA_AG_ERR_OPT_OUT_OF_ORDER 134 /* Service option temporarily out of order (#34) */ 223 #define BTA_AG_ERR_PDP_AUTH_FAILURE 149 /* PDP authentication failure */ 224 /* Other GPRS errors */ 225 #define BTA_AG_ERR_INV_MOBILE_CLASS 150 /* Invalid mobile class */ 226 #define BTA_AG_ERR_UNSPEC_GPRS_ERR 148 /* Unspecified GPRS error */ 227 #endif /* Unused error codes */ 228 229 230 /* HFP result data 'ok_flag' */ 231 #define BTA_AG_OK_CONTINUE 0 /* Send out response (more responses coming) */ 232 #define BTA_AG_OK_DONE 1 /* Send out response followed by OK (finished) */ 233 #define BTA_AG_OK_ERROR 2 /* Error response */ 234 235 /* BTRH values */ 236 #define BTA_AG_BTRH_SET_HOLD 0 /* Put incoming call on hold */ 237 #define BTA_AG_BTRH_SET_ACC 1 /* Accept incoming call on hold */ 238 #define BTA_AG_BTRH_SET_REJ 2 /* Reject incoming call on hold */ 239 #define BTA_AG_BTRH_READ 3 /* Read the current value */ 240 #define BTA_AG_BTRH_NO_RESP 4 /* Not in RH States (reply to read) */ 241 242 /* ASCII character string of arguments to the AT command or result */ 243 #ifndef BTA_AG_AT_MAX_LEN 244 #define BTA_AG_AT_MAX_LEN 256 245 #endif 246 247 /* data associated with BTA_AG_IND_RES */ 248 typedef struct 249 { 250 uint16_t id; 251 uint16_t value; 252 bool on_demand; 253 } tBTA_AG_IND; 254 255 /* data type for BTA_AgResult() */ 256 typedef struct 257 { 258 char str[BTA_AG_AT_MAX_LEN+1]; 259 tBTA_AG_IND ind; 260 UINT16 num; 261 UINT16 audio_handle; 262 UINT16 errcode; /* Valid only if 'ok_flag' is set to BTA_AG_OK_ERROR */ 263 UINT8 ok_flag; /* Indicates if response is finished, and if error occurred */ 264 BOOLEAN state; 265 } tBTA_AG_RES_DATA; 266 267 /* AG callback events */ 268 #define BTA_AG_ENABLE_EVT 0 /* AG enabled */ 269 #define BTA_AG_REGISTER_EVT 1 /* AG registered */ 270 #define BTA_AG_OPEN_EVT 2 /* AG connection open */ 271 #define BTA_AG_CLOSE_EVT 3 /* AG connection closed */ 272 #define BTA_AG_CONN_EVT 4 /* Service level connection opened */ 273 #define BTA_AG_AUDIO_OPEN_EVT 5 /* Audio connection open */ 274 #define BTA_AG_AUDIO_CLOSE_EVT 6 /* Audio connection closed */ 275 #define BTA_AG_SPK_EVT 7 /* Speaker volume changed */ 276 #define BTA_AG_MIC_EVT 8 /* Microphone volume changed */ 277 #define BTA_AG_AT_CKPD_EVT 9 /* CKPD from the HS */ 278 #define BTA_AG_DISABLE_EVT 30 /* AG disabled */ 279 #if (BTM_WBS_INCLUDED == TRUE ) 280 #define BTA_AG_WBS_EVT 31 /* SCO codec info */ 281 #endif 282 /* Values below are for HFP only */ 283 #define BTA_AG_AT_A_EVT 10 /* Answer a call */ 284 #define BTA_AG_AT_D_EVT 11 /* Place a call using number or memory dial */ 285 #define BTA_AG_AT_CHLD_EVT 12 /* Call hold */ 286 #define BTA_AG_AT_CHUP_EVT 13 /* Hang up a call */ 287 #define BTA_AG_AT_CIND_EVT 14 /* Read indicator settings */ 288 #define BTA_AG_AT_VTS_EVT 15 /* Transmit DTMF tone */ 289 #define BTA_AG_AT_BINP_EVT 16 /* Retrieve number from voice tag */ 290 #define BTA_AG_AT_BLDN_EVT 17 /* Place call to last dialed number */ 291 #define BTA_AG_AT_BVRA_EVT 18 /* Enable/disable voice recognition */ 292 #define BTA_AG_AT_NREC_EVT 19 /* Disable echo canceling */ 293 #define BTA_AG_AT_CNUM_EVT 20 /* Retrieve subscriber number */ 294 #define BTA_AG_AT_BTRH_EVT 21 /* CCAP-style incoming call hold */ 295 #define BTA_AG_AT_CLCC_EVT 22 /* Query list of current calls */ 296 #define BTA_AG_AT_COPS_EVT 23 /* Query list of current calls */ 297 #define BTA_AG_AT_UNAT_EVT 24 /* Unknown AT command */ 298 #define BTA_AG_AT_CBC_EVT 25 /* Battery Level report from HF */ 299 #define BTA_AG_AT_BAC_EVT 26 /* avablable codec */ 300 #define BTA_AG_AT_BCS_EVT 27 /* Codec select */ 301 #define BTA_AG_AT_BIND_EVT 28 /* HF indicator */ 302 #define BTA_AG_AT_BIEV_EVT 29 /* HF indicator updates from peer */ 303 304 typedef UINT8 tBTA_AG_EVT; 305 306 /* data associated with most non-AT events */ 307 typedef struct 308 { 309 UINT16 handle; 310 UINT8 app_id; 311 tBTA_AG_STATUS status; 312 } tBTA_AG_HDR; 313 314 /* data associated with BTA_AG_REGISTER_EVT */ 315 typedef struct 316 { 317 tBTA_AG_HDR hdr; 318 tBTA_AG_STATUS status; 319 } tBTA_AG_REGISTER; 320 321 /* data associated with BTA_AG_OPEN_EVT */ 322 typedef struct 323 { 324 tBTA_AG_HDR hdr; 325 BD_ADDR bd_addr; 326 tBTA_SERVICE_ID service_id; 327 tBTA_AG_STATUS status; 328 } tBTA_AG_OPEN; 329 330 /* data associated with BTA_AG_CLOSE_EVT */ 331 typedef struct 332 { 333 tBTA_AG_HDR hdr; 334 BD_ADDR bd_addr; 335 } tBTA_AG_CLOSE; 336 337 /* data associated with BTA_AG_CONN_EVT */ 338 typedef struct 339 { 340 tBTA_AG_HDR hdr; 341 tBTA_AG_PEER_FEAT peer_feat; 342 BD_ADDR bd_addr; 343 tBTA_AG_PEER_CODEC peer_codec; 344 } tBTA_AG_CONN; 345 346 /* data associated with AT command event */ 347 typedef struct 348 { 349 tBTA_AG_HDR hdr; 350 BD_ADDR bd_addr; 351 char str[BTA_AG_AT_MAX_LEN+1]; 352 UINT16 num; 353 UINT8 idx; /* call number used by CLCC and CHLD */ 354 UINT16 lidx; /* long index, ex, HF indicator */ 355 } tBTA_AG_VAL; 356 357 /* union of data associated with AG callback */ 358 typedef union 359 { 360 tBTA_AG_HDR hdr; 361 tBTA_AG_REGISTER reg; 362 tBTA_AG_OPEN open; 363 tBTA_AG_CLOSE close; 364 tBTA_AG_CONN conn; 365 tBTA_AG_VAL val; 366 } tBTA_AG; 367 368 /* AG callback */ 369 typedef void (tBTA_AG_CBACK)(tBTA_AG_EVT event, tBTA_AG *p_data); 370 371 /* indicator constants HFP 1.1 and later */ 372 #define BTA_AG_IND_CALL 1 /* position of call indicator */ 373 #define BTA_AG_IND_CALLSETUP 2 /* position of callsetup indicator */ 374 #define BTA_AG_IND_SERVICE 3 /* position of service indicator */ 375 376 /* indicator constants HFP 1.5 and later */ 377 #define BTA_AG_IND_SIGNAL 4 /* position of signal strength indicator */ 378 #define BTA_AG_IND_ROAM 5 /* position of roaming indicator */ 379 #define BTA_AG_IND_BATTCHG 6 /* position of battery charge indicator */ 380 #define BTA_AG_IND_CALLHELD 7 /* position of callheld indicator */ 381 #define BTA_AG_IND_BEARER 8 /* position of bearer indicator */ 382 383 /* call indicator values */ 384 #define BTA_AG_CALL_INACTIVE 0 /* Phone call inactive */ 385 #define BTA_AG_CALL_ACTIVE 1 /* Phone call active */ 386 387 /* callsetup indicator values */ 388 #define BTA_AG_CALLSETUP_NONE 0 /* Not currently in call set up */ 389 #define BTA_AG_CALLSETUP_INCOMING 1 /* Incoming call process ongoing */ 390 #define BTA_AG_CALLSETUP_OUTGOING 2 /* Outgoing call set up is ongoing */ 391 #define BTA_AG_CALLSETUP_ALERTING 3 /* Remote party being alerted in an outgoing call */ 392 393 /* service indicator values */ 394 #define BTA_AG_SERVICE_NONE 0 /* Neither CS nor VoIP service is available */ 395 #define BTA_AG_SERVICE_CS 1 /* Only CS service is available */ 396 #define BTA_AG_SERVICE_VOIP 2 /* Only VoIP service is available */ 397 #define BTA_AG_SERVICE_CS_VOIP 3 /* Both CS and VoIP services available */ 398 399 /* callheld indicator values */ 400 #define BTA_AG_CALLHELD_INACTIVE 0 /* No held calls */ 401 #define BTA_AG_CALLHELD_ACTIVE 1 /* Call held and call active */ 402 #define BTA_AG_CALLHELD_NOACTIVE 2 /* Call held and no call active */ 403 404 /* signal strength indicator values */ 405 #define BTA_AG_ROAMING_INACTIVE 0 /* Phone call inactive */ 406 #define BTA_AG_ROAMING_ACTIVE 1 /* Phone call active */ 407 408 /* bearer indicator values */ 409 #define BTA_AG_BEARER_WLAN 0 /* WLAN */ 410 #define BTA_AG_BEARER_BLUETOOTH 1 /* Bluetooth */ 411 #define BTA_AG_BEARER_WIRED 2 /* Wired */ 412 #define BTA_AG_BEARER_2G3G 3 /* 2G 3G */ 413 #define BTA_AG_BEARER_WIMAX 4 /* WIMAX */ 414 #define BTA_AG_BEARER_RES1 5 /* Reserved */ 415 #define BTA_AG_BEARER_RES2 6 /* Reserved */ 416 #define BTA_AG_BEARER_RES3 7 /* Reserved */ 417 418 /* type for HF indicator */ 419 typedef struct 420 { 421 UINT16 ind_id; 422 BOOLEAN is_supported; 423 BOOLEAN is_enable; 424 UINT32 ind_min_val; 425 UINT32 ind_max_val; 426 } tBTA_AG_HF_IND; 427 428 /* AG configuration structure */ 429 typedef struct 430 { 431 char *cind_info; 432 char *bind_info; 433 uint8_t num_local_hf_ind; 434 int32_t conn_tout; 435 uint16_t sco_pkt_types; 436 char *chld_val_ecc; 437 char *chld_val; 438 } tBTA_AG_CFG; 439 440 #ifdef __cplusplus 441 extern "C" 442 { 443 #endif 444 445 /***************************************************************************** 446 ** External Function Declarations 447 *****************************************************************************/ 448 449 /******************************************************************************* 450 ** 451 ** Function BTA_AgEnable 452 ** 453 ** Description Enable the audio gateway service. When the enable 454 ** operation is complete the callback function will be 455 ** called with a BTA_AG_ENABLE_EVT. This function must 456 ** be called before other function in the AG API are 457 ** called. 458 ** 459 ** Returns BTA_SUCCESS if OK, BTA_FAILURE otherwise. 460 ** 461 *******************************************************************************/ 462 tBTA_STATUS BTA_AgEnable(tBTA_AG_PARSE_MODE parse_mode, tBTA_AG_CBACK *p_cback); 463 464 /******************************************************************************* 465 ** 466 ** Function BTA_AgDisable 467 ** 468 ** Description Disable the audio gateway service 469 ** 470 ** 471 ** Returns void 472 ** 473 *******************************************************************************/ 474 void BTA_AgDisable(void); 475 476 /******************************************************************************* 477 ** 478 ** Function BTA_AgRegister 479 ** 480 ** Description Register an Audio Gateway service. 481 ** 482 ** 483 ** Returns void 484 ** 485 *******************************************************************************/ 486 void BTA_AgRegister(tBTA_SERVICE_MASK services, tBTA_SEC sec_mask, 487 tBTA_AG_FEAT features, char *p_service_names[], UINT8 app_id); 488 489 /******************************************************************************* 490 ** 491 ** Function BTA_AgDeregister 492 ** 493 ** Description Deregister an audio gateway service. 494 ** 495 ** 496 ** Returns void 497 ** 498 *******************************************************************************/ 499 void BTA_AgDeregister(UINT16 handle); 500 501 /******************************************************************************* 502 ** 503 ** Function BTA_AgOpen 504 ** 505 ** Description Opens a connection to a headset or hands-free device. 506 ** When connection is open callback function is called 507 ** with a BTA_AG_OPEN_EVT. Only the data connection is 508 ** opened. The audio connection is not opened. 509 ** 510 ** 511 ** Returns void 512 ** 513 *******************************************************************************/ 514 void BTA_AgOpen(UINT16 handle, BD_ADDR bd_addr, tBTA_SEC sec_mask, tBTA_SERVICE_MASK services); 515 516 /******************************************************************************* 517 ** 518 ** Function BTA_AgClose 519 ** 520 ** Description Close the current connection to a headset or a handsfree 521 ** Any current audio connection will also be closed 522 ** 523 ** 524 ** Returns void 525 ** 526 *******************************************************************************/ 527 void BTA_AgClose(UINT16 handle); 528 529 /******************************************************************************* 530 ** 531 ** Function BTA_AgAudioOpen 532 ** 533 ** Description Opens an audio connection to the currently connected 534 ** headset or hnadsfree 535 ** 536 ** 537 ** Returns void 538 ** 539 *******************************************************************************/ 540 void BTA_AgAudioOpen(UINT16 handle); 541 542 /******************************************************************************* 543 ** 544 ** Function BTA_AgAudioClose 545 ** 546 ** Description Close the currently active audio connection to a headset 547 ** or hnadsfree. The data connection remains open 548 ** 549 ** 550 ** Returns void 551 ** 552 *******************************************************************************/ 553 void BTA_AgAudioClose(UINT16 handle); 554 555 /******************************************************************************* 556 ** 557 ** Function BTA_AgResult 558 ** 559 ** Description Send an AT result code to a headset or hands-free device. 560 ** This function is only used when the AG parse mode is set 561 ** to BTA_AG_PARSE. 562 ** 563 ** 564 ** Returns void 565 ** 566 *******************************************************************************/ 567 void BTA_AgResult(UINT16 handle, tBTA_AG_RES result, tBTA_AG_RES_DATA *p_data); 568 569 /******************************************************************************* 570 ** 571 ** Function BTA_AgSetCodec 572 ** 573 ** Description Specify the codec type to be used for the subsequent 574 ** audio connection. 575 ** 576 ** 577 ** 578 ** Returns void 579 ** 580 *******************************************************************************/ 581 void BTA_AgSetCodec(UINT16 handle, tBTA_AG_PEER_CODEC codec); 582 583 #ifdef __cplusplus 584 } 585 #endif 586 587 #endif /* BTA_AG_API_H */ 588