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 BLUEKITCHEN 24 * GMBH 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 #define BTSTACK_FILE__ "pbap_client.c" 39 40 #include "btstack_config.h" 41 42 #include <stdint.h> 43 #include <string.h> 44 45 #include "hci_cmd.h" 46 #include "btstack_run_loop.h" 47 #include "btstack_debug.h" 48 #include "hci.h" 49 #include "btstack_memory.h" 50 #include "hci_dump.h" 51 #include "l2cap.h" 52 #include "bluetooth_sdp.h" 53 #include "classic/sdp_client_rfcomm.h" 54 #include "btstack_event.h" 55 #include "md5.h" 56 57 #include "classic/obex.h" 58 #include "classic/obex_parser.h" 59 #include "classic/goep_client.h" 60 #include "classic/pbap.h" 61 #include "classic/pbap_client.h" 62 63 // 796135f0-f0c5-11d8-0966- 0800200c9a66 64 static const uint8_t pbap_uuid[] = { 0x79, 0x61, 0x35, 0xf0, 0xf0, 0xc5, 0x11, 0xd8, 0x09, 0x66, 0x08, 0x00, 0x20, 0x0c, 0x9a, 0x66}; 65 66 const char * pbap_phonebook_type = "x-bt/phonebook"; 67 const char * pbap_vcard_listing_type = "x-bt/vcard-listing"; 68 const char * pbap_vcard_entry_type = "x-bt/vcard"; 69 70 const char * pbap_vcard_listing_name = "pb"; 71 72 static uint32_t pbap_client_supported_features; 73 74 static pbap_client_t pbap_client_singleton; 75 static pbap_client_t * pbap_client = &pbap_client_singleton; 76 77 static void pbap_client_emit_connected_event(pbap_client_t * context, uint8_t status){ 78 uint8_t event[15]; 79 int pos = 0; 80 event[pos++] = HCI_EVENT_PBAP_META; 81 pos++; // skip len 82 event[pos++] = PBAP_SUBEVENT_CONNECTION_OPENED; 83 little_endian_store_16(event,pos,context->cid); 84 pos+=2; 85 event[pos++] = status; 86 (void)memcpy(&event[pos], context->bd_addr, 6); 87 pos += 6; 88 little_endian_store_16(event,pos,context->con_handle); 89 pos += 2; 90 event[pos++] = context->incoming; 91 event[1] = pos - 2; 92 if (pos != sizeof(event)) log_error("goep_client_emit_connected_event size %u", pos); 93 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 94 } 95 96 static void pbap_client_emit_connection_closed_event(pbap_client_t * context){ 97 uint8_t event[5]; 98 int pos = 0; 99 event[pos++] = HCI_EVENT_PBAP_META; 100 pos++; // skip len 101 event[pos++] = PBAP_SUBEVENT_CONNECTION_CLOSED; 102 little_endian_store_16(event,pos,context->cid); 103 pos+=2; 104 event[1] = pos - 2; 105 if (pos != sizeof(event)) log_error("pbap_client_emit_connection_closed_event size %u", pos); 106 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 107 } 108 109 static void pbap_client_emit_operation_complete_event(pbap_client_t * context, uint8_t status){ 110 uint8_t event[6]; 111 int pos = 0; 112 event[pos++] = HCI_EVENT_PBAP_META; 113 pos++; // skip len 114 event[pos++] = PBAP_SUBEVENT_OPERATION_COMPLETED; 115 little_endian_store_16(event,pos,context->cid); 116 pos+=2; 117 event[pos++]= status; 118 event[1] = pos - 2; 119 if (pos != sizeof(event)) log_error("pbap_client_emit_can_send_now_event size %u", pos); 120 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 121 } 122 123 static void pbap_client_emit_phonebook_size_event(pbap_client_t * context, uint8_t status, uint16_t phonebook_size){ 124 uint8_t event[8]; 125 int pos = 0; 126 event[pos++] = HCI_EVENT_PBAP_META; 127 pos++; // skip len 128 event[pos++] = PBAP_SUBEVENT_PHONEBOOK_SIZE; 129 little_endian_store_16(event,pos,context->cid); 130 pos+=2; 131 event[pos++] = status; 132 little_endian_store_16(event,pos, phonebook_size); 133 pos+=2; 134 event[1] = pos - 2; 135 if (pos != sizeof(event)) log_error("pbap_client_emit_phonebook_size_event size %u", pos); 136 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 137 } 138 139 static void pbap_client_emit_authentication_event(pbap_client_t * context, uint8_t options){ 140 // split options 141 uint8_t user_id_required = (options & 1) ? 1 : 0; 142 uint8_t full_access = (options & 2) ? 1 : 0; 143 144 uint8_t event[7]; 145 int pos = 0; 146 event[pos++] = HCI_EVENT_PBAP_META; 147 pos++; // skip len 148 event[pos++] = PBAP_SUBEVENT_AUTHENTICATION_REQUEST; 149 little_endian_store_16(event,pos,context->cid); 150 pos+=2; 151 event[pos++] = user_id_required; 152 event[pos++] = full_access; 153 if (pos != sizeof(event)) log_error("pbap_client_emit_authentication_event size %u", pos); 154 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 155 } 156 157 static void pbap_client_emit_card_result_event(pbap_client_t * context, const char * name, const char * handle){ 158 uint8_t event[5 + PBAP_MAX_NAME_LEN + PBAP_MAX_HANDLE_LEN]; 159 int pos = 0; 160 event[pos++] = HCI_EVENT_PBAP_META; 161 pos++; // skip len 162 event[pos++] = PBAP_SUBEVENT_CARD_RESULT; 163 little_endian_store_16(event,pos,context->cid); 164 pos+=2; 165 int name_len = btstack_min(PBAP_MAX_NAME_LEN, (uint16_t) strlen(name)); 166 event[pos++] = name_len; 167 (void)memcpy(&event[pos], name, name_len); 168 pos += name_len; 169 int handle_len = btstack_min(PBAP_MAX_HANDLE_LEN, (uint16_t) strlen(handle)); 170 event[pos++] = handle_len; 171 (void)memcpy(&event[pos], handle, handle_len); 172 pos += handle_len; 173 event[1] = pos - 2; 174 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 175 } 176 177 static const uint8_t collon = (uint8_t) ':'; 178 179 static void pbap_client_vcard_listing_init_parser(pbap_client_t * client){ 180 yxml_init(&client->xml_parser, client->xml_buffer, sizeof(client->xml_buffer)); 181 client->parser_card_found = false; 182 client->parser_name_found = false; 183 client->parser_handle_found = false; 184 } 185 186 static void pbap_client_phonebook_size_parser_init(pbap_client_phonebook_size_parser_t * phonebook_size_parer){ 187 memset(phonebook_size_parer, 0, sizeof(pbap_client_phonebook_size_parser_t)); 188 } 189 190 static void pbap_client_phonebook_size_parser_process_data(pbap_client_phonebook_size_parser_t * phonebook_size_parser, const uint8_t * data_buffer, uint16_t data_len){ 191 while (data_len){ 192 uint16_t bytes_to_consume = 1; 193 switch(phonebook_size_parser->state){ 194 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID: 195 return; 196 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE: 197 phonebook_size_parser->type = *data_buffer; 198 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN; 199 break; 200 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN: 201 phonebook_size_parser->len = *data_buffer; 202 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE; 203 switch (phonebook_size_parser->type){ 204 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 205 if (phonebook_size_parser->len != 2){ 206 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID; 207 return; 208 } 209 break; 210 default: 211 break; 212 } 213 break; 214 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE: 215 bytes_to_consume = btstack_min(phonebook_size_parser->len - phonebook_size_parser->pos, data_len); 216 switch (phonebook_size_parser->type){ 217 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 218 memcpy(&phonebook_size_parser->size_buffer[phonebook_size_parser->pos], data_buffer, bytes_to_consume); 219 break; 220 default: 221 // ignore data 222 break; 223 } 224 phonebook_size_parser->pos += bytes_to_consume; 225 if (phonebook_size_parser->pos == phonebook_size_parser->len){ 226 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE; 227 switch (phonebook_size_parser->type){ 228 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 229 phonebook_size_parser->have_size = true; 230 break; 231 default: 232 break; 233 } 234 } 235 break; 236 default: 237 break; 238 } 239 data_buffer += bytes_to_consume; 240 data_len -= bytes_to_consume; 241 } 242 } 243 244 static void obex_auth_parser_init(obex_auth_parser_t * auth_parser){ 245 memset(auth_parser, 0, sizeof(obex_auth_parser_t)); 246 } 247 248 static void obex_auth_parser_process_data(obex_auth_parser_t * auth_parser, const uint8_t * data_buffer, uint16_t data_len){ 249 while (data_len){ 250 uint16_t bytes_to_consume = 1; 251 switch(auth_parser->state){ 252 case OBEX_AUTH_PARSER_STATE_INVALID: 253 return; 254 case OBEX_AUTH_PARSER_STATE_W4_TYPE: 255 auth_parser->type = *data_buffer; 256 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_LEN; 257 break; 258 case OBEX_AUTH_PARSER_STATE_W4_LEN: 259 auth_parser->len = *data_buffer; 260 switch (auth_parser->type){ 261 case 0: 262 if (auth_parser->len != 0x10){ 263 auth_parser->state = OBEX_AUTH_PARSER_STATE_INVALID; 264 return; 265 } 266 break; 267 case 1: 268 if (auth_parser->len != 0x01){ 269 auth_parser->state = OBEX_AUTH_PARSER_STATE_INVALID; 270 return; 271 } 272 break; 273 case 2: 274 // TODO: handle charset 275 // charset_code = challenge_data[i]; 276 break; 277 default: 278 break; 279 } 280 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_VALUE; 281 break; 282 case OBEX_AUTH_PARSER_STATE_W4_VALUE: 283 bytes_to_consume = btstack_min(auth_parser->len - auth_parser->pos, data_len); 284 switch (auth_parser->type){ 285 case 0: 286 memcpy(&auth_parser->authentication_nonce[auth_parser->pos], data_buffer, bytes_to_consume); 287 break; 288 case 1: 289 auth_parser->authentication_options = *data_buffer; 290 break; 291 default: 292 // ignore 293 break; 294 } 295 auth_parser->pos += bytes_to_consume; 296 if (auth_parser->pos == auth_parser->len){ 297 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_TYPE; 298 } 299 break; 300 default: 301 btstack_unreachable(); 302 break; 303 } 304 data_buffer += bytes_to_consume; 305 data_len -= bytes_to_consume; 306 } 307 } 308 309 static void obex_srm_init(obex_srm_t * obex_srm){ 310 obex_srm->srm_value = OBEX_SRM_DISABLE; 311 obex_srm->srmp_value = OBEX_SRMP_NEXT; 312 } 313 static void pbap_client_yml_append_character(yxml_t * xml_parser, char * buffer, uint16_t buffer_size){ 314 // "In UTF-8, characters from the U+0000..U+10FFFF range (the UTF-16 accessible range) are encoded using sequences of 1 to 4 octets." 315 uint16_t char_len = (uint16_t) strlen(xml_parser->data); 316 btstack_assert(char_len <= 4); 317 uint16_t dest_len = (uint16_t) strlen(buffer); 318 uint16_t zero_pos = dest_len + char_len; 319 if (zero_pos >= buffer_size) return; 320 memcpy(&buffer[dest_len], xml_parser->data, char_len); 321 buffer[zero_pos] = '\0'; 322 } 323 324 static void pbap_client_process_vcard_list_body(const uint8_t * data, uint16_t data_len){ 325 while (data_len--) { 326 yxml_ret_t r = yxml_parse(&pbap_client->xml_parser, *data++); 327 switch (r) { 328 case YXML_ELEMSTART: 329 pbap_client->parser_card_found = strcmp("card", pbap_client->xml_parser.elem) == 0; 330 break; 331 case YXML_ELEMEND: 332 if (pbap_client->parser_card_found) { 333 pbap_client_emit_card_result_event(pbap_client, pbap_client->parser_name, 334 pbap_client->parser_handle); 335 } 336 pbap_client->parser_card_found = false; 337 break; 338 case YXML_ATTRSTART: 339 if (!pbap_client->parser_card_found) break; 340 if (strcmp("name", pbap_client->xml_parser.attr) == 0) { 341 pbap_client->parser_name_found = true; 342 pbap_client->parser_name[0] = 0; 343 break; 344 } 345 if (strcmp("handle", pbap_client->xml_parser.attr) == 0) { 346 pbap_client->parser_handle_found = true; 347 pbap_client->parser_handle[0] = 0; 348 break; 349 } 350 break; 351 case YXML_ATTRVAL: 352 if (pbap_client->parser_name_found) { 353 pbap_client_yml_append_character(&pbap_client->xml_parser, 354 pbap_client->parser_name, 355 sizeof(pbap_client->parser_name)); 356 break; 357 } 358 if (pbap_client->parser_handle_found) { 359 pbap_client_yml_append_character(&pbap_client->xml_parser, 360 pbap_client->parser_handle, 361 sizeof(pbap_client->parser_handle)); 362 break; 363 } 364 break; 365 case YXML_ATTREND: 366 pbap_client->parser_name_found = false; 367 pbap_client->parser_handle_found = false; 368 break; 369 default: 370 break; 371 } 372 } 373 } 374 375 static void pbap_client_parser_callback_connect(void * user_data, uint8_t header_id, uint16_t total_len, uint16_t data_offset, const uint8_t * data_buffer, uint16_t data_len){ 376 pbap_client_t * client = (pbap_client_t *) user_data; 377 switch (header_id){ 378 case OBEX_HEADER_CONNECTION_ID: 379 if (obex_parser_header_store(client->obex_header_buffer, sizeof(client->obex_header_buffer), total_len, data_offset, data_buffer, data_len) == OBEX_PARSER_HEADER_COMPLETE){ 380 goep_client_set_connection_id(client->goep_cid, big_endian_read_32(client->obex_header_buffer, 0)); 381 } 382 break; 383 case OBEX_HEADER_AUTHENTICATION_CHALLENGE: 384 obex_auth_parser_process_data(&client->obex_auth_parser, data_buffer, data_len); 385 break; 386 default: 387 break; 388 } 389 } 390 391 static void pbap_client_parser_callback_get_phonebook_size(void * user_data, uint8_t header_id, uint16_t total_len, uint16_t data_offset, const uint8_t * data_buffer, uint16_t data_len){ 392 UNUSED(total_len); 393 UNUSED(data_offset); 394 pbap_client_t *client = (pbap_client_t *) user_data; 395 switch (header_id) { 396 case OBEX_HEADER_APPLICATION_PARAMETERS: 397 pbap_client_phonebook_size_parser_process_data(&client->phonebook_size_parser, data_buffer, data_len); 398 break; 399 default: 400 break; 401 } 402 } 403 404 static void pbap_client_parser_callback_get_operation(void * user_data, uint8_t header_id, uint16_t total_len, uint16_t data_offset, const uint8_t * data_buffer, uint16_t data_len){ 405 pbap_client_t *client = (pbap_client_t *) user_data; 406 switch (header_id) { 407 case OBEX_HEADER_SINGLE_RESPONSE_MODE: 408 obex_parser_header_store(&client->obex_srm.srm_value, 1, total_len, data_offset, data_buffer, data_len); 409 break; 410 case OBEX_HEADER_SINGLE_RESPONSE_MODE_PARAMETER: 411 obex_parser_header_store(&client->obex_srm.srmp_value, 1, total_len, data_offset, data_buffer, data_len); 412 break; 413 case OBEX_HEADER_BODY: 414 case OBEX_HEADER_END_OF_BODY: 415 switch(pbap_client->state){ 416 case PBAP_CLIENT_W4_PHONEBOOK: 417 case PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE: 418 client->client_handler(PBAP_DATA_PACKET, client->cid, (uint8_t *) data_buffer, data_len); 419 if (data_offset + data_len == total_len){ 420 client->flow_wait_for_user = true; 421 } 422 break; 423 case PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE: 424 pbap_client_process_vcard_list_body(data_buffer, data_len); 425 break; 426 default: 427 btstack_unreachable(); 428 break; 429 } 430 break; 431 default: 432 // ignore other headers 433 break; 434 } 435 } 436 437 static uint16_t pbap_client_application_params_add_vcard_selector(const pbap_client_t * client, uint8_t * application_parameters){ 438 uint16_t pos = 0; 439 if (client->vcard_selector_supported){ 440 // vCard Selector 441 if (pbap_client->vcard_selector){ 442 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR; 443 application_parameters[pos++] = 8; 444 memset(&application_parameters[pos], 0, 4); 445 pos += 4; 446 big_endian_store_32(application_parameters, pos, client->vcard_selector); 447 pos += 4; 448 } 449 // vCard Selector Operator 450 if (client->vcard_selector_operator != PBAP_VCARD_SELECTOR_OPERATOR_OR){ 451 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR_OPERATOR; 452 application_parameters[pos++] = 1; 453 application_parameters[pos++] = client->vcard_selector_operator; 454 } 455 } 456 return pos; 457 } 458 459 static uint16_t pbap_client_application_params_add_max_list_count(const pbap_client_t * client, uint8_t * application_parameters, uint16_t max_count){ 460 UNUSED(client); 461 uint16_t pos = 0; 462 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_MAX_LIST_COUNT; 463 application_parameters[pos++] = 2; 464 big_endian_store_16(application_parameters, 2, max_count); 465 pos += 2; 466 return pos; 467 } 468 469 static uint16_t pbap_client_application_params_add_list_start_offset(const pbap_client_t * client, uint8_t * application_parameters, uint16_t list_start_offset){ 470 UNUSED(client); 471 uint16_t pos = 0; 472 if (pbap_client->list_start_offset != 0){ 473 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_LIST_START_OFFSET; 474 application_parameters[pos++] = 2; 475 big_endian_store_16(application_parameters, 2, list_start_offset); 476 pos += 2; 477 } 478 return pos; 479 } 480 481 // max size: PBAP_MAX_PHONE_NUMBER_LEN + 5 482 static uint16_t pbap_client_application_params_add_phone_number(const pbap_client_t * client, uint8_t * application_parameters){ 483 uint16_t pos = 0; 484 if (client->phone_number){ 485 // Search by phone number 486 uint16_t phone_number_len = btstack_min(PBAP_MAX_PHONE_NUMBER_LEN, (uint16_t) strlen(client->phone_number)); 487 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_VALUE; 488 btstack_assert(phone_number_len <= 255); 489 application_parameters[pos++] = (uint8_t) phone_number_len; 490 (void)memcpy(&application_parameters[pos], 491 pbap_client->phone_number, phone_number_len); 492 pos += phone_number_len; 493 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_PROPERTY; 494 application_parameters[pos++] = 1; 495 application_parameters[pos++] = 0x01; // Number 496 } 497 return pos; 498 } 499 500 static uint16_t pbap_client_application_params_add_property_selector(const pbap_client_t * client, uint8_t * application_parameters){ 501 // TODO: support format 502 uint16_t pos = 0; 503 uint32_t property_selector_lower = client->property_selector; 504 if (pbap_client->vcard_name != NULL){ 505 if (strncmp(pbap_client->vcard_name, "X-BT-UID:", 9) == 0) { 506 property_selector_lower |= 1U << 31; 507 } 508 if (strncmp(pbap_client->vcard_name, "X-BT-UCI:", 9) == 0) { 509 property_selector_lower |= 1U << 30; 510 } 511 } 512 if (property_selector_lower != 0){ 513 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PROPERTY_SELECTOR; 514 application_parameters[pos++] = 8; 515 big_endian_store_32(application_parameters, pos, 0); // upper 32-bits are reserved/unused so far 516 pos += 4; 517 big_endian_store_32(application_parameters, pos, property_selector_lower); 518 pos += 4; 519 } 520 return pos; 521 } 522 523 // Mandatory if the PSE advertises a PbapSupportedFeatures attribute in its SDP record, else excluded. 524 static uint16_t pbap_client_application_parameters_add_supported_features(const pbap_client_t * client, uint8_t *application_parameters) { 525 uint16_t pos = 0; 526 if (goep_client_get_pbap_supported_features(client->goep_cid) != PBAP_FEATURES_NOT_PRESENT){ 527 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PBAP_SUPPORTED_FEATURES; 528 application_parameters[pos++] = 4; 529 big_endian_store_32(application_parameters, 2, pbap_client_supported_features); 530 pos += 4; 531 } 532 return pos; 533 } 534 535 static void pbap_client_add_application_parameters(const pbap_client_t * client, uint8_t * application_parameters, uint16_t len){ 536 if (len > 0){ 537 goep_client_header_add_application_parameters(client->goep_cid, &application_parameters[0], len); 538 } 539 } 540 541 static void pbap_client_prepare_srm_header(const pbap_client_t * client){ 542 if (!client->flow_control_enabled && goep_client_version_20_or_higher(client->goep_cid)){ 543 goep_client_header_add_srm_enable(client->goep_cid); 544 pbap_client->srm_state = SRM_W4_CONFIRM; 545 } 546 } 547 548 static void pbap_client_prepare_get_operation(pbap_client_t * client){ 549 obex_parser_init_for_response(&client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_operation, pbap_client); 550 obex_srm_init(&client->obex_srm); 551 client->obex_parser_waiting_for_response = true; 552 } 553 554 static void pbap_handle_can_send_now(void){ 555 uint16_t path_element_start; 556 uint16_t path_element_len; 557 const char * path_element; 558 uint8_t application_parameters[PBAP_MAX_PHONE_NUMBER_LEN + 10]; 559 uint8_t challenge_response[36]; 560 uint16_t pos; 561 562 MD5_CTX md5_ctx; 563 564 if (pbap_client->abort_operation){ 565 pbap_client->abort_operation = 0; 566 // prepare request 567 goep_client_request_create_abort(pbap_client->goep_cid); 568 // state 569 pbap_client->state = PBAP_CLIENT_W4_ABORT_COMPLETE; 570 // prepare response 571 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_ABORT, NULL, pbap_client); 572 obex_srm_init(&pbap_client->obex_srm); 573 pbap_client->obex_parser_waiting_for_response = true; 574 // send packet 575 goep_client_execute(pbap_client->goep_cid); 576 return; 577 } 578 579 switch (pbap_client->state){ 580 case PBAP_CLIENT_W2_SEND_CONNECT_REQUEST: 581 // prepare request 582 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 583 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 584 pos = 0; 585 pos += pbap_client_application_parameters_add_supported_features(pbap_client, &application_parameters[pos]); 586 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 587 // state 588 pbap_client->state = PBAP_CLIENT_W4_CONNECT_RESPONSE; 589 // prepare response 590 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 591 obex_auth_parser_init(&pbap_client->obex_auth_parser); 592 obex_srm_init(&pbap_client->obex_srm); 593 pbap_client->obex_parser_waiting_for_response = true; 594 // send packet 595 goep_client_execute(pbap_client->goep_cid); 596 break; 597 case PBAP_CLIENT_W2_SEND_AUTHENTICATED_CONNECT: 598 // prepare request 599 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 600 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 601 // setup authentication challenge response 602 pos = 0; 603 challenge_response[pos++] = 0; // Tag Digest 604 challenge_response[pos++] = 16; // Len 605 // calculate md5 606 MD5_Init(&md5_ctx); 607 MD5_Update(&md5_ctx, pbap_client->obex_auth_parser.authentication_nonce, 16); 608 MD5_Update(&md5_ctx, &collon, 1); 609 MD5_Update(&md5_ctx, pbap_client->authentication_password, (uint16_t) strlen(pbap_client->authentication_password)); 610 MD5_Final(&challenge_response[pos], &md5_ctx); 611 pos += 16; 612 challenge_response[pos++] = 2; // Tag Nonce 613 challenge_response[pos++] = 16; // Len 614 (void)memcpy(&challenge_response[pos], pbap_client->obex_auth_parser.authentication_nonce, 16); 615 pos += 16; 616 goep_client_header_add_challenge_response(pbap_client->goep_cid, challenge_response, pos); 617 // state 618 pbap_client->state = PBAP_CLIENT_W4_CONNECT_RESPONSE; 619 // prepare response 620 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 621 obex_srm_init(&pbap_client->obex_srm); 622 pbap_client->obex_parser_waiting_for_response = true; 623 // send packet 624 goep_client_execute(pbap_client->goep_cid); 625 break; 626 case PBAP_CLIENT_W2_SEND_DISCONNECT_REQUEST: 627 // prepare request 628 goep_client_request_create_disconnect(pbap_client->goep_cid); 629 // state 630 pbap_client->state = PBAP_CLIENT_W4_DISCONNECT_RESPONSE; 631 // prepare response 632 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_DISCONNECT, NULL, pbap_client); 633 obex_srm_init(&pbap_client->obex_srm); 634 pbap_client->obex_parser_waiting_for_response = true; 635 // send packet 636 goep_client_execute(pbap_client->goep_cid); 637 return; 638 case PBAP_CLIENT_W2_GET_PHONEBOOK_SIZE: 639 // prepare request 640 goep_client_request_create_get(pbap_client->goep_cid); 641 pbap_client_prepare_srm_header(pbap_client); 642 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 643 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 644 645 pos = 0; 646 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 647 // just get size 648 pos += pbap_client_application_params_add_max_list_count(pbap_client, &application_parameters[pos], 0); 649 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 650 651 // state 652 pbap_client->state = PBAP_CLIENT_W4_GET_PHONEBOOK_SIZE_COMPLETE; 653 // prepare response 654 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_phonebook_size, pbap_client); 655 obex_srm_init(&pbap_client->obex_srm); 656 pbap_client_phonebook_size_parser_init(&pbap_client->phonebook_size_parser); 657 pbap_client->obex_parser_waiting_for_response = true; 658 // send packet 659 goep_client_execute(pbap_client->goep_cid); 660 break; 661 case PBAP_CLIENT_W2_PULL_PHONEBOOK: 662 // prepare request 663 goep_client_request_create_get(pbap_client->goep_cid); 664 if (pbap_client->request_number == 0){ 665 pbap_client_prepare_srm_header(pbap_client); 666 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 667 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 668 669 pos = 0; 670 pos += pbap_client_application_params_add_property_selector(pbap_client, &application_parameters[pos]); 671 if (pbap_client->max_list_count){ 672 pos += pbap_client_application_params_add_max_list_count(pbap_client, &application_parameters[pos], pbap_client->max_list_count); 673 } 674 pos += pbap_client_application_params_add_list_start_offset (pbap_client, &application_parameters[pos], pbap_client->list_start_offset); 675 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 676 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 677 } 678 // state 679 pbap_client->state = PBAP_CLIENT_W4_PHONEBOOK; 680 pbap_client->flow_next_triggered = 0; 681 pbap_client->flow_wait_for_user = 0; 682 // prepare response 683 pbap_client_prepare_get_operation(pbap_client); 684 // send packet 685 pbap_client->request_number++; 686 goep_client_execute(pbap_client->goep_cid); 687 break; 688 case PBAP_CLIENT_W2_GET_CARD_LIST: 689 // prepare request 690 goep_client_request_create_get(pbap_client->goep_cid); 691 if (pbap_client->request_number == 0){ 692 pbap_client_prepare_srm_header(pbap_client); 693 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 694 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_listing_type); 695 696 pos = 0; 697 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 698 pos += pbap_client_application_params_add_phone_number(pbap_client, &application_parameters[pos]); 699 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 700 } 701 // state 702 pbap_client->state = PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE; 703 // prepare response 704 pbap_client_prepare_get_operation(pbap_client); 705 // send packet 706 pbap_client->request_number++; 707 goep_client_execute(pbap_client->goep_cid); 708 break; 709 case PBAP_CLIENT_W2_GET_CARD_ENTRY: 710 // prepare request 711 goep_client_request_create_get(pbap_client->goep_cid); 712 if (pbap_client->request_number == 0){ 713 pbap_client_prepare_srm_header(pbap_client); 714 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->vcard_name); 715 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_entry_type); 716 717 pos = 0; 718 pos += pbap_client_application_params_add_property_selector(pbap_client, &application_parameters[pos]); 719 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 720 } 721 // state 722 pbap_client->state = PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE; 723 // prepare response 724 pbap_client_prepare_get_operation(pbap_client); 725 // send packet 726 pbap_client->request_number++; 727 goep_client_execute(pbap_client->goep_cid); 728 break; 729 case PBAP_CLIENT_W2_SET_PATH_ROOT: 730 // prepare request 731 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 732 goep_client_header_add_name(pbap_client->goep_cid, ""); 733 // state 734 pbap_client->state = PBAP_CLIENT_W4_SET_PATH_ROOT_COMPLETE; 735 // prepare response 736 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 737 obex_srm_init(&pbap_client->obex_srm); 738 pbap_client->obex_parser_waiting_for_response = true; 739 // send packet 740 goep_client_execute(pbap_client->goep_cid); 741 break; 742 case PBAP_CLIENT_W2_SET_PATH_ELEMENT: 743 // prepare request 744 // find '/' or '\0' 745 path_element_start = pbap_client->set_path_offset; 746 while ((pbap_client->current_folder[pbap_client->set_path_offset] != '\0') && 747 (pbap_client->current_folder[pbap_client->set_path_offset] != '/')){ 748 pbap_client->set_path_offset++; 749 } 750 path_element_len = pbap_client->set_path_offset-path_element_start; 751 path_element = (const char *) &pbap_client->current_folder[path_element_start]; 752 753 // skip / 754 if (pbap_client->current_folder[pbap_client->set_path_offset] == '/'){ 755 pbap_client->set_path_offset++; 756 } 757 758 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 759 goep_client_header_add_name_prefix(pbap_client->goep_cid, path_element, path_element_len); // next element 760 // state 761 pbap_client->state = PBAP_CLIENT_W4_SET_PATH_ELEMENT_COMPLETE; 762 // prepare response 763 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 764 obex_srm_init(&pbap_client->obex_srm); 765 pbap_client->obex_parser_waiting_for_response = true; 766 // send packet 767 goep_client_execute(pbap_client->goep_cid); 768 break; 769 default: 770 break; 771 } 772 } 773 774 static void pbap_client_handle_srm_headers(pbap_client_t *context) { 775 const obex_srm_t * obex_srm = &pbap_client->obex_srm; 776 // Update SRM state based on SRM headers 777 switch (context->srm_state){ 778 case SRM_W4_CONFIRM: 779 switch (obex_srm->srm_value){ 780 case OBEX_SRM_ENABLE: 781 switch (obex_srm->srmp_value){ 782 case OBEX_SRMP_WAIT: 783 context->srm_state = SRM_ENABLED_BUT_WAITING; 784 break; 785 default: 786 context->srm_state = SRM_ENABLED; 787 break; 788 } 789 break; 790 default: 791 context->srm_state = SRM_DISABLED; 792 break; 793 } 794 break; 795 case SRM_ENABLED_BUT_WAITING: 796 switch (obex_srm->srmp_value){ 797 case OBEX_SRMP_WAIT: 798 context->srm_state = SRM_ENABLED_BUT_WAITING; 799 break; 800 default: 801 context->srm_state = SRM_ENABLED; 802 break; 803 } 804 break; 805 default: 806 break; 807 } 808 log_info("SRM state %u", context->srm_state); 809 } 810 811 static void pbap_packet_handler_hci(uint8_t *packet, uint16_t size){ 812 UNUSED(size); 813 uint8_t status; 814 switch (hci_event_packet_get_type(packet)) { 815 case HCI_EVENT_GOEP_META: 816 switch (hci_event_goep_meta_get_subevent_code(packet)){ 817 case GOEP_SUBEVENT_CONNECTION_OPENED: 818 status = goep_subevent_connection_opened_get_status(packet); 819 pbap_client->con_handle = goep_subevent_connection_opened_get_con_handle(packet); 820 pbap_client->incoming = goep_subevent_connection_opened_get_incoming(packet); 821 goep_subevent_connection_opened_get_bd_addr(packet, pbap_client->bd_addr); 822 if (status){ 823 log_info("pbap: connection failed %u", status); 824 pbap_client->state = PBAP_CLIENT_INIT; 825 pbap_client_emit_connected_event(pbap_client, status); 826 } else { 827 log_info("pbap: connection established"); 828 pbap_client->goep_cid = goep_subevent_connection_opened_get_goep_cid(packet); 829 pbap_client->state = PBAP_CLIENT_W2_SEND_CONNECT_REQUEST; 830 goep_client_request_can_send_now(pbap_client->goep_cid); 831 } 832 break; 833 case GOEP_SUBEVENT_CONNECTION_CLOSED: 834 if (pbap_client->state > PBAP_CLIENT_CONNECTED){ 835 pbap_client_emit_operation_complete_event(pbap_client, OBEX_DISCONNECTED); 836 } 837 pbap_client->state = PBAP_CLIENT_INIT; 838 pbap_client_emit_connection_closed_event(pbap_client); 839 break; 840 case GOEP_SUBEVENT_CAN_SEND_NOW: 841 pbap_handle_can_send_now(); 842 break; 843 default: 844 break; 845 } 846 break; 847 default: 848 break; 849 } 850 } 851 852 static void pbap_packet_handler_goep(uint8_t *packet, uint16_t size){ 853 if (pbap_client->obex_parser_waiting_for_response == false) return; 854 855 obex_parser_object_state_t parser_state; 856 parser_state = obex_parser_process_data(&pbap_client->obex_parser, packet, size); 857 if (parser_state == OBEX_PARSER_OBJECT_STATE_COMPLETE){ 858 pbap_client->obex_parser_waiting_for_response = false; 859 obex_parser_operation_info_t op_info; 860 obex_parser_get_operation_info(&pbap_client->obex_parser, &op_info); 861 switch (pbap_client->state){ 862 case PBAP_CLIENT_W4_CONNECT_RESPONSE: 863 switch (op_info.response_code) { 864 case OBEX_RESP_SUCCESS: 865 pbap_client->state = PBAP_CLIENT_CONNECTED; 866 pbap_client->vcard_selector_supported = pbap_client_supported_features & goep_client_get_pbap_supported_features( pbap_client->goep_cid) & PBAP_SUPPORTED_FEATURES_VCARD_SELECTING; 867 pbap_client_emit_connected_event(pbap_client, ERROR_CODE_SUCCESS); 868 break; 869 case OBEX_RESP_UNAUTHORIZED: 870 pbap_client->state = PBAP_CLIENT_W4_USER_AUTHENTICATION; 871 pbap_client_emit_authentication_event(pbap_client, pbap_client->obex_auth_parser.authentication_options); 872 break; 873 default: 874 log_info("pbap: obex connect failed, result 0x%02x", packet[0]); 875 pbap_client->state = PBAP_CLIENT_INIT; 876 pbap_client_emit_connected_event(pbap_client, OBEX_CONNECT_FAILED); 877 break; 878 } 879 break; 880 case PBAP_CLIENT_W4_DISCONNECT_RESPONSE: 881 goep_client_disconnect(pbap_client->goep_cid); 882 break; 883 case PBAP_CLIENT_W4_SET_PATH_ROOT_COMPLETE: 884 case PBAP_CLIENT_W4_SET_PATH_ELEMENT_COMPLETE: 885 switch (op_info.response_code) { 886 case OBEX_RESP_SUCCESS: 887 // more path? 888 if (pbap_client->current_folder[pbap_client->set_path_offset]) { 889 pbap_client->state = PBAP_CLIENT_W2_SET_PATH_ELEMENT; 890 goep_client_request_can_send_now(pbap_client->goep_cid); 891 } else { 892 pbap_client->current_folder = NULL; 893 pbap_client->state = PBAP_CLIENT_CONNECTED; 894 pbap_client_emit_operation_complete_event(pbap_client, ERROR_CODE_SUCCESS); 895 } 896 break; 897 case OBEX_RESP_NOT_FOUND: 898 pbap_client->state = PBAP_CLIENT_CONNECTED; 899 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_FOUND); 900 break; 901 default: 902 pbap_client->state = PBAP_CLIENT_CONNECTED; 903 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 904 break; 905 } 906 break; 907 case PBAP_CLIENT_W4_PHONEBOOK: 908 switch (op_info.response_code) { 909 case OBEX_RESP_CONTINUE: 910 pbap_client_handle_srm_headers(pbap_client); 911 if (pbap_client->srm_state == SRM_ENABLED) { 912 // prepare response 913 pbap_client_prepare_get_operation(pbap_client); 914 break; 915 } 916 pbap_client->state = PBAP_CLIENT_W2_PULL_PHONEBOOK; 917 if (!pbap_client->flow_control_enabled || !pbap_client->flow_wait_for_user || 918 pbap_client->flow_next_triggered) { 919 goep_client_request_can_send_now(pbap_client->goep_cid); 920 } 921 break; 922 case OBEX_RESP_SUCCESS: 923 pbap_client->state = PBAP_CLIENT_CONNECTED; 924 pbap_client_emit_operation_complete_event(pbap_client, ERROR_CODE_SUCCESS); 925 break; 926 default: 927 log_info("unexpected response 0x%02x", packet[0]); 928 pbap_client->state = PBAP_CLIENT_CONNECTED; 929 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 930 break; 931 } 932 break; 933 case PBAP_CLIENT_W4_GET_PHONEBOOK_SIZE_COMPLETE: 934 switch (op_info.response_code) { 935 case OBEX_RESP_SUCCESS: 936 if (pbap_client->phonebook_size_parser.have_size) { 937 uint16_t phonebook_size = big_endian_read_16(pbap_client->phonebook_size_parser.size_buffer, 0); 938 pbap_client->state = PBAP_CLIENT_CONNECTED; 939 pbap_client_emit_phonebook_size_event(pbap_client, 0, phonebook_size); 940 break; 941 } 942 /* fall through */ 943 default: 944 pbap_client->state = PBAP_CLIENT_CONNECTED; 945 pbap_client_emit_phonebook_size_event(pbap_client, OBEX_UNKNOWN_ERROR, 0); 946 break; 947 } 948 break; 949 case PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE: 950 switch (op_info.response_code) { 951 case OBEX_RESP_CONTINUE: 952 // handle continue 953 pbap_client_handle_srm_headers(pbap_client); 954 if (pbap_client->srm_state == SRM_ENABLED) { 955 // prepare response 956 pbap_client_prepare_get_operation(pbap_client); 957 break; 958 } 959 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_LIST; 960 goep_client_request_can_send_now(pbap_client->goep_cid); 961 break; 962 case OBEX_RESP_SUCCESS: 963 // done 964 pbap_client->state = PBAP_CLIENT_CONNECTED; 965 pbap_client_emit_operation_complete_event(pbap_client, ERROR_CODE_SUCCESS); 966 break; 967 case OBEX_RESP_NOT_ACCEPTABLE: 968 pbap_client->state = PBAP_CLIENT_CONNECTED; 969 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_ACCEPTABLE); 970 break; 971 default: 972 log_info("unexpected response 0x%02x", packet[0]); 973 pbap_client->state = PBAP_CLIENT_CONNECTED; 974 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 975 break; 976 } 977 break; 978 case PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE: 979 switch (op_info.response_code) { 980 case OBEX_RESP_CONTINUE: 981 pbap_client_handle_srm_headers(pbap_client); 982 if (pbap_client->srm_state == SRM_ENABLED) { 983 // prepare response 984 pbap_client_prepare_get_operation(pbap_client); 985 break; 986 } 987 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_ENTRY; 988 goep_client_request_can_send_now(pbap_client->goep_cid); 989 break; 990 case OBEX_RESP_SUCCESS: 991 pbap_client->state = PBAP_CLIENT_CONNECTED; 992 pbap_client_emit_operation_complete_event(pbap_client, ERROR_CODE_SUCCESS); 993 break; 994 case OBEX_RESP_NOT_ACCEPTABLE: 995 pbap_client->state = PBAP_CLIENT_CONNECTED; 996 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_ACCEPTABLE); 997 break; 998 default: 999 log_info("unexpected response 0x%02x", packet[0]); 1000 pbap_client->state = PBAP_CLIENT_CONNECTED; 1001 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 1002 break; 1003 } 1004 break; 1005 case PBAP_CLIENT_W4_ABORT_COMPLETE: 1006 pbap_client->state = PBAP_CLIENT_CONNECTED; 1007 pbap_client_emit_operation_complete_event(pbap_client, OBEX_ABORTED); 1008 break; 1009 default: 1010 btstack_unreachable(); 1011 break; 1012 } 1013 } 1014 } 1015 1016 static void pbap_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 1017 UNUSED(channel); // ok: there is no channel 1018 UNUSED(size); // ok: handling own geop events 1019 1020 switch (packet_type){ 1021 case HCI_EVENT_PACKET: 1022 pbap_packet_handler_hci(packet, size); 1023 break; 1024 case GOEP_DATA_PACKET: 1025 pbap_packet_handler_goep(packet, size); 1026 break; 1027 default: 1028 break; 1029 } 1030 } 1031 1032 static void pbap_client_reset_state(void) { 1033 pbap_client_supported_features = 1034 PBAP_SUPPORTED_FEATURES_DOWNLOAD | 1035 PBAP_SUPPORTED_FEATURES_BROWSING | 1036 PBAP_SUPPORTED_FEATURES_DATABASE_IDENTIFIER | 1037 PBAP_SUPPORTED_FEATURES_FOLDER_VERSION_COUNTERS | 1038 PBAP_SUPPORTED_FEATURES_VCARD_SELECTING | 1039 PBAP_SUPPORTED_FEATURES_ENHANCED_MISSED_CALLS | 1040 PBAP_SUPPORTED_FEATURES_DEFAULT_CONTACT_IMAGE_FORMAT | 1041 PBAP_SUPPORTED_FEATURES_X_BT_UCI_VCARD_PROPERTY | 1042 PBAP_SUPPORTED_FEATURES_X_BT_UID_VCARD_PROPERTY | 1043 PBAP_SUPPORTED_FEATURES_CONTACT_REFERENCING; 1044 pbap_client->state = PBAP_CLIENT_INIT; 1045 pbap_client->cid = 1; 1046 } 1047 1048 void pbap_client_init(void){ 1049 pbap_client_reset_state(); 1050 } 1051 1052 void pbap_client_deinit(void){ 1053 pbap_client_reset_state(); 1054 memset(pbap_client, 0, sizeof(pbap_client_t)); 1055 } 1056 1057 uint8_t pbap_connect(btstack_packet_handler_t handler, bd_addr_t addr, uint16_t * out_cid){ 1058 if (pbap_client->state != PBAP_CLIENT_INIT){ 1059 return BTSTACK_MEMORY_ALLOC_FAILED; 1060 } 1061 1062 pbap_client->state = PBAP_CLIENT_W4_GOEP_CONNECTION; 1063 pbap_client->client_handler = handler; 1064 pbap_client->vcard_selector = 0; 1065 pbap_client->vcard_selector_operator = PBAP_VCARD_SELECTOR_OPERATOR_OR; 1066 1067 uint8_t err = goep_client_create_connection(&pbap_packet_handler, addr, BLUETOOTH_SERVICE_CLASS_PHONEBOOK_ACCESS_PSE, &pbap_client->goep_cid); 1068 *out_cid = pbap_client->cid; 1069 if (err) return err; 1070 return ERROR_CODE_SUCCESS; 1071 } 1072 1073 uint8_t pbap_disconnect(uint16_t pbap_cid){ 1074 UNUSED(pbap_cid); 1075 if (pbap_client->state < PBAP_CLIENT_CONNECTED){ 1076 return BTSTACK_BUSY; 1077 } 1078 pbap_client->state = PBAP_CLIENT_W2_SEND_DISCONNECT_REQUEST; 1079 goep_client_request_can_send_now(pbap_client->goep_cid); 1080 return ERROR_CODE_SUCCESS; 1081 } 1082 1083 uint8_t pbap_get_phonebook_size(uint16_t pbap_cid, const char * path){ 1084 UNUSED(pbap_cid); 1085 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1086 return BTSTACK_BUSY; 1087 } 1088 pbap_client->state = PBAP_CLIENT_W2_GET_PHONEBOOK_SIZE; 1089 pbap_client->phonebook_path = path; 1090 pbap_client->request_number = 0; 1091 goep_client_request_can_send_now(pbap_client->goep_cid); 1092 return ERROR_CODE_SUCCESS; 1093 } 1094 1095 uint8_t pbap_pull_phonebook(uint16_t pbap_cid, const char * path){ 1096 UNUSED(pbap_cid); 1097 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1098 return BTSTACK_BUSY; 1099 } 1100 pbap_client->state = PBAP_CLIENT_W2_PULL_PHONEBOOK; 1101 pbap_client->phonebook_path = path; 1102 pbap_client->vcard_name = NULL; 1103 pbap_client->request_number = 0; 1104 goep_client_request_can_send_now(pbap_client->goep_cid); 1105 return ERROR_CODE_SUCCESS; 1106 } 1107 1108 uint8_t pbap_set_phonebook(uint16_t pbap_cid, const char * path){ 1109 UNUSED(pbap_cid); 1110 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1111 return BTSTACK_BUSY; 1112 } 1113 pbap_client->state = PBAP_CLIENT_W2_SET_PATH_ROOT; 1114 pbap_client->current_folder = path; 1115 pbap_client->set_path_offset = 0; 1116 goep_client_request_can_send_now(pbap_client->goep_cid); 1117 return ERROR_CODE_SUCCESS; 1118 } 1119 1120 uint8_t pbap_authentication_password(uint16_t pbap_cid, const char * password){ 1121 UNUSED(pbap_cid); 1122 if (pbap_client->state != PBAP_CLIENT_W4_USER_AUTHENTICATION){ 1123 return BTSTACK_BUSY; 1124 } 1125 pbap_client->state = PBAP_CLIENT_W2_SEND_AUTHENTICATED_CONNECT; 1126 pbap_client->authentication_password = password; 1127 goep_client_request_can_send_now(pbap_client->goep_cid); 1128 return ERROR_CODE_SUCCESS; 1129 } 1130 1131 uint8_t pbap_pull_vcard_listing(uint16_t pbap_cid, const char * path){ 1132 UNUSED(pbap_cid); 1133 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1134 return BTSTACK_BUSY; 1135 } 1136 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_LIST; 1137 pbap_client->phonebook_path = path; 1138 pbap_client->phone_number = NULL; 1139 pbap_client->request_number = 0; 1140 pbap_client_vcard_listing_init_parser(pbap_client); 1141 goep_client_request_can_send_now(pbap_client->goep_cid); 1142 return ERROR_CODE_SUCCESS; 1143 } 1144 1145 uint8_t pbap_pull_vcard_entry(uint16_t pbap_cid, const char * path){ 1146 UNUSED(pbap_cid); 1147 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1148 return BTSTACK_BUSY; 1149 } 1150 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_ENTRY; 1151 // pbap_client->phonebook_path = NULL; 1152 // pbap_client->phone_number = NULL; 1153 pbap_client->vcard_name = path; 1154 pbap_client->request_number = 0; 1155 goep_client_request_can_send_now(pbap_client->goep_cid); 1156 return ERROR_CODE_SUCCESS; 1157 } 1158 1159 uint8_t pbap_lookup_by_number(uint16_t pbap_cid, const char * phone_number){ 1160 UNUSED(pbap_cid); 1161 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1162 return BTSTACK_BUSY; 1163 } 1164 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_LIST; 1165 pbap_client->phonebook_path = pbap_vcard_listing_name; 1166 pbap_client->phone_number = phone_number; 1167 pbap_client->request_number = 0; 1168 pbap_client_vcard_listing_init_parser(pbap_client); 1169 goep_client_request_can_send_now(pbap_client->goep_cid); 1170 return ERROR_CODE_SUCCESS; 1171 } 1172 1173 uint8_t pbap_abort(uint16_t pbap_cid){ 1174 UNUSED(pbap_cid); 1175 if ((pbap_client->state < PBAP_CLIENT_CONNECTED) || (pbap_client->abort_operation != 0)){ 1176 return ERROR_CODE_COMMAND_DISALLOWED; 1177 } 1178 log_info("abort current operation, state 0x%02x", pbap_client->state); 1179 pbap_client->abort_operation = 1; 1180 return ERROR_CODE_SUCCESS; 1181 } 1182 1183 uint8_t pbap_next_packet(uint16_t pbap_cid){ 1184 // log_info("pbap_next_packet, state %x", pbap_client->state); 1185 UNUSED(pbap_cid); 1186 if (!pbap_client->flow_control_enabled){ 1187 return ERROR_CODE_SUCCESS; 1188 } 1189 switch (pbap_client->state){ 1190 case PBAP_CLIENT_W2_PULL_PHONEBOOK: 1191 goep_client_request_can_send_now(pbap_client->goep_cid); 1192 break; 1193 case PBAP_CLIENT_W4_PHONEBOOK: 1194 pbap_client->flow_next_triggered = 1; 1195 break; 1196 default: 1197 break; 1198 } 1199 return ERROR_CODE_SUCCESS; 1200 } 1201 1202 uint8_t pbap_set_flow_control_mode(uint16_t pbap_cid, int enable){ 1203 UNUSED(pbap_cid); 1204 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1205 return BTSTACK_BUSY; 1206 } 1207 pbap_client->flow_control_enabled = enable; 1208 return ERROR_CODE_SUCCESS; 1209 } 1210 1211 uint8_t pbap_set_vcard_selector(uint16_t pbap_cid, uint32_t vcard_selector){ 1212 UNUSED(pbap_cid); 1213 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1214 return BTSTACK_BUSY; 1215 } 1216 pbap_client->vcard_selector = vcard_selector; 1217 return ERROR_CODE_SUCCESS; 1218 } 1219 1220 uint8_t pbap_set_vcard_selector_operator(uint16_t pbap_cid, int vcard_selector_operator){ 1221 UNUSED(pbap_cid); 1222 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1223 return BTSTACK_BUSY; 1224 } 1225 pbap_client->vcard_selector_operator = vcard_selector_operator; 1226 return ERROR_CODE_SUCCESS; 1227 } 1228 1229 uint8_t pbap_set_property_selector(uint16_t pbap_cid, uint32_t property_selector){ 1230 UNUSED(pbap_cid); 1231 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1232 return BTSTACK_BUSY; 1233 } 1234 pbap_client->property_selector = property_selector; 1235 return ERROR_CODE_SUCCESS; 1236 } 1237 1238 uint8_t pbap_set_max_list_count(uint16_t pbap_cid, uint16_t max_list_count){ 1239 UNUSED(pbap_cid); 1240 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1241 return BTSTACK_BUSY; 1242 } 1243 pbap_client->max_list_count = max_list_count; 1244 return ERROR_CODE_SUCCESS; 1245 } 1246 1247 uint8_t pbap_set_list_start_offset(uint16_t pbap_cid, uint16_t list_start_offset){ 1248 UNUSED(pbap_cid); 1249 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1250 return BTSTACK_BUSY; 1251 } 1252 pbap_client->list_start_offset = list_start_offset; 1253 return ERROR_CODE_SUCCESS; 1254 } 1255