1 /* 2 * Copyright (C) 2014 BlueKitchen GmbH 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the copyright holders nor the names of 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 4. Any redistribution, use, or modification is done solely for 17 * personal benefit and not for any commercial purpose or for 18 * monetary gain. 19 * 20 * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS 24 * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 27 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 30 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * Please inquire about commercial licensing options at 34 * [email protected] 35 * 36 */ 37 38 // ***************************************************************************** 39 // 40 // HFP Audio Gateway (AG) unit 41 // 42 // ***************************************************************************** 43 44 45 #ifndef btstack_hfp_ag_h 46 #define btstack_hfp_ag_h 47 48 #include "hci.h" 49 #include "classic/sdp_client_rfcomm.h" 50 #include "classic/hfp.h" 51 #include "classic/hfp_gsm_model.h" 52 53 #if defined __cplusplus 54 extern "C" { 55 #endif 56 57 /* API_START */ 58 typedef struct { 59 uint8_t type; 60 const char * number; 61 } hfp_phone_number_t; 62 63 /** 64 * @brief Create HFP Audio Gateway (AG) SDP service record. 65 * @param service 66 * @param rfcomm_channel_nr 67 * @param name 68 * @param ability_to_reject_call 69 * @param suported_features 32-bit bitmap, see HFP_AGSF_* values in hfp.h 70 * @param wide_band_speech supported 71 */ 72 void hfp_ag_create_sdp_record(uint8_t * service, uint32_t service_record_handle, int rfcomm_channel_nr, const char * name, uint8_t ability_to_reject_call, uint16_t supported_features, int wide_band_speech); 73 74 /** 75 * @brief Set up HFP Audio Gateway (AG) device without additional supported features. 76 * @param rfcomm_channel_nr 77 */ 78 void hfp_ag_init(uint16_t rfcomm_channel_nr); 79 80 /** 81 * @brief Set codecs. 82 * @param codecs_nr 83 * @param codecs 84 */ 85 void hfp_ag_init_codecs(int codecs_nr, uint8_t * codecs); 86 87 /** 88 * @brief Set supported features. 89 * @param supported_features 32-bit bitmap, see HFP_AGSF_* values in hfp.h 90 */ 91 void hfp_ag_init_supported_features(uint32_t supported_features); 92 93 /** 94 * @brief Set AG indicators. 95 * @param indicators_nr 96 * @param indicators 97 */ 98 void hfp_ag_init_ag_indicators(int ag_indicators_nr, hfp_ag_indicator_t * ag_indicators); 99 100 /** 101 * @brief Set HF indicators. 102 * @param indicators_nr 103 * @param indicators 104 */ 105 void hfp_ag_init_hf_indicators(int hf_indicators_nr, hfp_generic_status_indicator_t * hf_indicators); 106 107 /** 108 * @brief Set Call Hold services. 109 * @param indicators_nr 110 * @param indicators 111 */ 112 void hfp_ag_init_call_hold_services(int call_hold_services_nr, const char * call_hold_services[]); 113 114 115 /** 116 * @brief Register callback for the HFP Audio Gateway (AG) client. 117 * @param callback 118 */ 119 void hfp_ag_register_packet_handler(btstack_packet_handler_t callback); 120 121 /** 122 * @brief Enable in-band ring tone. 123 * @param use_in_band_ring_tone 124 */ 125 void hfp_ag_set_use_in_band_ring_tone(int use_in_band_ring_tone); 126 127 128 // actions used by local device / user 129 130 /** 131 * @brief Establish RFCOMM connection, and perform service level connection agreement: 132 * - exchange of supported features 133 * - report Audio Gateway (AG) indicators and their status 134 * - enable indicator status update in the AG 135 * - accept the information about available codecs in the Hands-Free (HF), if sent 136 * - report own information describing the call hold and multiparty services, if possible 137 * - report which HF indicators are enabled on the AG, if possible 138 * The status of SLC connection establishment is reported via 139 * HFP_SUBEVENT_SERVICE_LEVEL_CONNECTION_ESTABLISHED. 140 * 141 * @param bd_addr Bluetooth address of the HF 142 */ 143 void hfp_ag_establish_service_level_connection(bd_addr_t bd_addr); 144 145 /** 146 * @brief Release the RFCOMM channel and the audio connection between the HF and the AG. 147 * If the audio connection exists, it will be released. 148 * The status of releasing the SLC connection is reported via 149 * HFP_SUBEVENT_SERVICE_LEVEL_CONNECTION_RELEASED. 150 * 151 * @param bd_addr Bluetooth address of the HF 152 */ 153 void hfp_ag_release_service_level_connection(hci_con_handle_t acl_handle); 154 155 /** 156 * @brief Establish audio connection. 157 * The status of Audio connection establishment is reported via is reported via 158 * HSP_SUBEVENT_AUDIO_CONNECTION_COMPLETE. 159 * @param bd_addr Bluetooth address of the HF 160 */ 161 void hfp_ag_establish_audio_connection(hci_con_handle_t acl_handle); 162 163 /** 164 * @brief Release audio connection. 165 * The status of releasing the Audio connection is reported via is reported via 166 * HSP_SUBEVENT_AUDIO_DISCONNECTION_COMPLETE. 167 * @param bd_addr Bluetooth address of the HF 168 */ 169 void hfp_ag_release_audio_connection(hci_con_handle_t acl_handle); 170 171 /** 172 * @brief Put the current call on hold, if it exists, and accept incoming call. 173 */ 174 void hfp_ag_answer_incoming_call(void); 175 176 /** 177 * @brief Join held call with active call. 178 */ 179 void hfp_ag_join_held_call(void); 180 181 /** 182 * @brief Reject incoming call, if exists, or terminate active call. 183 */ 184 void hfp_ag_terminate_call(void); 185 186 /* 187 * @brief Put incoming call on hold. 188 */ 189 void hfp_ag_hold_incoming_call(void); 190 191 /* 192 * @brief Accept the held incoming call. 193 */ 194 void hfp_ag_accept_held_incoming_call(void); 195 196 /* 197 * @brief Reject the held incoming call. 198 */ 199 void hfp_ag_reject_held_incoming_call(void); 200 201 /* 202 * @brief Set microphone gain. 203 * @param bd_addr Bluetooth address of the HF 204 * @param gain Valid range: [0,15] 205 */ 206 void hfp_ag_set_microphone_gain(hci_con_handle_t acl_handle, int gain); 207 208 /* 209 * @brief Set speaker gain. 210 * @param bd_addr Bluetooth address of the HF 211 * @param gain Valid range: [0,15] 212 */ 213 void hfp_ag_set_speaker_gain(hci_con_handle_t acl_handle, int gain); 214 215 /* 216 * @brief Set battery level. 217 * @param level Valid range: [0,5] 218 */ 219 void hfp_ag_set_battery_level(int level); 220 221 /* 222 * @brief Clear last dialed number. 223 */ 224 void hfp_ag_clear_last_dialed_number(void); 225 226 /* 227 * @brief Notify the HF that an incoming call is waiting 228 * during an ongoing call. The notification will be sent only if the HF has 229 * has previously enabled the "Call Waiting notification" in the AG. 230 * @param bd_addr Bluetooth address of the HF 231 */ 232 void hfp_ag_notify_incoming_call_waiting(hci_con_handle_t acl_handle); 233 234 // Voice Recognition 235 236 /* 237 * @brief Activate voice recognition. 238 * @param bd_addr Bluetooth address of the HF 239 * @param activate 240 */ 241 void hfp_ag_activate_voice_recognition(hci_con_handle_t acl_handle, int activate); 242 243 /* 244 * @brief Send a phone number back to the HF. 245 * @param bd_addr Bluetooth address of the HF 246 * @param phone_number 247 */ 248 void hfp_ag_send_phone_number_for_voice_tag(hci_con_handle_t acl_handle, const char * phone_number); 249 250 /* 251 * @brief Reject sending a phone number to the HF. 252 * @param bd_addr Bluetooth address of the HF 253 */ 254 void hfp_ag_reject_phone_number_for_voice_tag(hci_con_handle_t acl_handle); 255 256 /** 257 * @brief Store phone number with initiated call. 258 * @param type 259 * @param number 260 */ 261 void hfp_ag_set_clip(uint8_t type, const char * number); 262 263 264 // Cellular Actions 265 266 /** 267 * @brief Pass the accept incoming call event to the AG. 268 */ 269 void hfp_ag_incoming_call(void); 270 271 /** 272 * @brief Pass the reject outgoing call event to the AG. 273 */ 274 void hfp_ag_outgoing_call_rejected(void); 275 276 /** 277 * @brief Pass the accept outgoing call event to the AG. 278 */ 279 void hfp_ag_outgoing_call_accepted(void); 280 281 /** 282 * @brief Pass the outgoing call ringing event to the AG. 283 */ 284 void hfp_ag_outgoing_call_ringing(void); 285 286 /** 287 * @brief Pass the outgoing call established event to the AG. 288 */ 289 void hfp_ag_outgoing_call_established(void); 290 291 /** 292 * @brief Pass the call droped event to the AG. 293 */ 294 void hfp_ag_call_dropped(void); 295 296 /* 297 * @brief Set network registration status. 298 * @param status 0 - not registered, 1 - registered 299 */ 300 void hfp_ag_set_registration_status(int status); 301 302 /* 303 * @brief Set network signal strength. 304 * @param strength [0-5] 305 */ 306 void hfp_ag_set_signal_strength(int strength); 307 308 /* 309 * @brief Set roaming status. 310 * @param status 0 - no roaming, 1 - roaming active 311 */ 312 void hfp_ag_set_roaming_status(int status); 313 314 /* 315 * @brief Set subcriber number information, e.g. the phone number 316 * @param numbers 317 * @param numbers_count 318 */ 319 void hfp_ag_set_subcriber_number_information(hfp_phone_number_t * numbers, int numbers_count); 320 321 /* 322 * @brief Called by cellular unit after a DTMF code was transmitted, so that the next one can be emitted. 323 * @param bd_addr Bluetooth address of the HF 324 */ 325 void hfp_ag_send_dtmf_code_done(hci_con_handle_t acl_handle); 326 327 /** 328 * @brief Report Extended Audio Gateway Error result codes in the AG. 329 * Whenever there is an error relating to the functionality of the AG as a 330 * result of AT command, the AG shall send +CME ERROR: 331 * - +CME ERROR: 0 - AG failure 332 * - +CME ERROR: 1 - no connection to phone 333 * - +CME ERROR: 3 - operation not allowed 334 * - +CME ERROR: 4 - operation not supported 335 * - +CME ERROR: 5 - PH-SIM PIN required 336 * - +CME ERROR: 10 - SIM not inserted 337 * - +CME ERROR: 11 - SIM PIN required 338 * - +CME ERROR: 12 - SIM PUK required 339 * - +CME ERROR: 13 - SIM failure 340 * - +CME ERROR: 14 - SIM busy 341 * - +CME ERROR: 16 - incorrect password 342 * - +CME ERROR: 17 - SIM PIN2 required 343 * - +CME ERROR: 18 - SIM PUK2 required 344 * - +CME ERROR: 20 - memory full 345 * - +CME ERROR: 21 - invalid index 346 * - +CME ERROR: 23 - memory failure 347 * - +CME ERROR: 24 - text string too long 348 * - +CME ERROR: 25 - invalid characters in text string 349 * - +CME ERROR: 26 - dial string too long 350 * - +CME ERROR: 27 - invalid characters in dial string 351 * - +CME ERROR: 30 - no network service 352 * - +CME ERROR: 31 - network Timeout. 353 * - +CME ERROR: 32 - network not allowed – Emergency calls only 354 * 355 * @param bd_addr Bluetooth address of the HF 356 * @param error 357 */ 358 void hfp_ag_report_extended_audio_gateway_error_result_code(hci_con_handle_t acl_handle, hfp_cme_error_t error); 359 360 /** 361 * @brief De-Init HFP AG 362 */ 363 void hfp_ag_deinit(void); 364 365 /* API_END */ 366 367 // testing 368 hfp_ag_indicator_t * hfp_ag_get_ag_indicators(hfp_connection_t * hfp_connection); 369 370 #if defined __cplusplus 371 } 372 #endif 373 374 #endif 375