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 76 static pbap_client_t * pbap_client_for_cid(uint16_t cid){ 77 if (pbap_client_singleton.goep_cid == cid){ 78 return &pbap_client_singleton; 79 } else { 80 return NULL; 81 } 82 } 83 84 static void pbap_client_emit_connected_event(pbap_client_t * context, uint8_t status){ 85 uint8_t event[15]; 86 int pos = 0; 87 event[pos++] = HCI_EVENT_PBAP_META; 88 pos++; // skip len 89 event[pos++] = PBAP_SUBEVENT_CONNECTION_OPENED; 90 little_endian_store_16(event,pos,context->goep_cid); 91 pos+=2; 92 event[pos++] = status; 93 (void)memcpy(&event[pos], context->bd_addr, 6); 94 pos += 6; 95 little_endian_store_16(event,pos,context->con_handle); 96 pos += 2; 97 event[pos++] = 0; 98 event[1] = pos - 2; 99 if (pos != sizeof(event)) log_error("goep_client_emit_connected_event size %u", pos); 100 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 101 } 102 103 static void pbap_client_emit_connection_closed_event(pbap_client_t * context){ 104 uint8_t event[5]; 105 int pos = 0; 106 event[pos++] = HCI_EVENT_PBAP_META; 107 pos++; // skip len 108 event[pos++] = PBAP_SUBEVENT_CONNECTION_CLOSED; 109 little_endian_store_16(event,pos,context->goep_cid); 110 pos+=2; 111 event[1] = pos - 2; 112 if (pos != sizeof(event)) log_error("pbap_client_emit_connection_closed_event size %u", pos); 113 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 114 } 115 116 static void pbap_client_emit_operation_complete_event(pbap_client_t * context, uint8_t status){ 117 uint8_t event[6]; 118 int pos = 0; 119 event[pos++] = HCI_EVENT_PBAP_META; 120 pos++; // skip len 121 event[pos++] = PBAP_SUBEVENT_OPERATION_COMPLETED; 122 little_endian_store_16(event,pos,context->goep_cid); 123 pos+=2; 124 event[pos++]= status; 125 event[1] = pos - 2; 126 if (pos != sizeof(event)) log_error("pbap_client_emit_can_send_now_event size %u", pos); 127 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 128 } 129 130 static void pbap_client_emit_phonebook_size_event(pbap_client_t * context, uint8_t status, uint16_t phonebook_size){ 131 uint8_t event[8]; 132 int pos = 0; 133 event[pos++] = HCI_EVENT_PBAP_META; 134 pos++; // skip len 135 event[pos++] = PBAP_SUBEVENT_PHONEBOOK_SIZE; 136 little_endian_store_16(event,pos,context->goep_cid); 137 pos+=2; 138 event[pos++] = status; 139 little_endian_store_16(event,pos, phonebook_size); 140 pos+=2; 141 event[1] = pos - 2; 142 if (pos != sizeof(event)) log_error("pbap_client_emit_phonebook_size_event size %u", pos); 143 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 144 } 145 146 static void pbap_client_emit_authentication_event(pbap_client_t * context, uint8_t options){ 147 // split options 148 uint8_t user_id_required = (options & 1) ? 1 : 0; 149 uint8_t full_access = (options & 2) ? 1 : 0; 150 151 uint8_t event[7]; 152 int pos = 0; 153 event[pos++] = HCI_EVENT_PBAP_META; 154 pos++; // skip len 155 event[pos++] = PBAP_SUBEVENT_AUTHENTICATION_REQUEST; 156 little_endian_store_16(event,pos,context->goep_cid); 157 pos+=2; 158 event[pos++] = user_id_required; 159 event[pos++] = full_access; 160 if (pos != sizeof(event)) log_error("pbap_client_emit_authentication_event size %u", pos); 161 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 162 } 163 164 static void pbap_client_emit_card_result_event(pbap_client_t * context, const char * name, const char * handle){ 165 uint8_t event[5 + PBAP_MAX_NAME_LEN + PBAP_MAX_HANDLE_LEN]; 166 int pos = 0; 167 event[pos++] = HCI_EVENT_PBAP_META; 168 pos++; // skip len 169 event[pos++] = PBAP_SUBEVENT_CARD_RESULT; 170 little_endian_store_16(event,pos,context->goep_cid); 171 pos+=2; 172 int name_len = btstack_min(PBAP_MAX_NAME_LEN, (uint16_t) strlen(name)); 173 event[pos++] = name_len; 174 (void)memcpy(&event[pos], name, name_len); 175 pos += name_len; 176 int handle_len = btstack_min(PBAP_MAX_HANDLE_LEN, (uint16_t) strlen(handle)); 177 event[pos++] = handle_len; 178 (void)memcpy(&event[pos], handle, handle_len); 179 pos += handle_len; 180 event[1] = pos - 2; 181 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 182 } 183 184 static const uint8_t collon = (uint8_t) ':'; 185 186 static void pbap_client_vcard_listing_init_parser(pbap_client_t * client){ 187 yxml_init(&client->xml_parser, client->xml_buffer, sizeof(client->xml_buffer)); 188 client->parser_card_found = false; 189 client->parser_name_found = false; 190 client->parser_handle_found = false; 191 } 192 193 static void pbap_client_phonebook_size_parser_init(pbap_client_phonebook_size_parser_t * phonebook_size_parer){ 194 memset(phonebook_size_parer, 0, sizeof(pbap_client_phonebook_size_parser_t)); 195 } 196 197 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){ 198 while (data_len){ 199 uint16_t bytes_to_consume = 1; 200 switch(phonebook_size_parser->state){ 201 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID: 202 return; 203 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE: 204 phonebook_size_parser->type = *data_buffer; 205 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN; 206 break; 207 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN: 208 phonebook_size_parser->len = *data_buffer; 209 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE; 210 switch (phonebook_size_parser->type){ 211 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 212 if (phonebook_size_parser->len != 2){ 213 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID; 214 return; 215 } 216 break; 217 default: 218 break; 219 } 220 break; 221 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE: 222 bytes_to_consume = btstack_min(phonebook_size_parser->len - phonebook_size_parser->pos, data_len); 223 switch (phonebook_size_parser->type){ 224 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 225 memcpy(&phonebook_size_parser->size_buffer[phonebook_size_parser->pos], data_buffer, bytes_to_consume); 226 break; 227 default: 228 // ignore data 229 break; 230 } 231 phonebook_size_parser->pos += bytes_to_consume; 232 if (phonebook_size_parser->pos == phonebook_size_parser->len){ 233 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE; 234 switch (phonebook_size_parser->type){ 235 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 236 phonebook_size_parser->have_size = true; 237 break; 238 default: 239 break; 240 } 241 } 242 break; 243 default: 244 break; 245 } 246 data_buffer += bytes_to_consume; 247 data_len -= bytes_to_consume; 248 } 249 } 250 251 static void obex_auth_parser_init(obex_auth_parser_t * auth_parser){ 252 memset(auth_parser, 0, sizeof(obex_auth_parser_t)); 253 } 254 255 static void obex_auth_parser_process_data(obex_auth_parser_t * auth_parser, const uint8_t * data_buffer, uint16_t data_len){ 256 while (data_len){ 257 uint16_t bytes_to_consume = 1; 258 switch(auth_parser->state){ 259 case OBEX_AUTH_PARSER_STATE_INVALID: 260 return; 261 case OBEX_AUTH_PARSER_STATE_W4_TYPE: 262 auth_parser->type = *data_buffer; 263 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_LEN; 264 break; 265 case OBEX_AUTH_PARSER_STATE_W4_LEN: 266 auth_parser->len = *data_buffer; 267 switch (auth_parser->type){ 268 case 0: 269 if (auth_parser->len != 0x10){ 270 auth_parser->state = OBEX_AUTH_PARSER_STATE_INVALID; 271 return; 272 } 273 break; 274 case 1: 275 if (auth_parser->len != 0x01){ 276 auth_parser->state = OBEX_AUTH_PARSER_STATE_INVALID; 277 return; 278 } 279 break; 280 case 2: 281 // TODO: handle charset 282 // charset_code = challenge_data[i]; 283 break; 284 default: 285 break; 286 } 287 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_VALUE; 288 break; 289 case OBEX_AUTH_PARSER_STATE_W4_VALUE: 290 bytes_to_consume = btstack_min(auth_parser->len - auth_parser->pos, data_len); 291 switch (auth_parser->type){ 292 case 0: 293 memcpy(&auth_parser->authentication_nonce[auth_parser->pos], data_buffer, bytes_to_consume); 294 break; 295 case 1: 296 auth_parser->authentication_options = *data_buffer; 297 break; 298 default: 299 // ignore 300 break; 301 } 302 auth_parser->pos += bytes_to_consume; 303 if (auth_parser->pos == auth_parser->len){ 304 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_TYPE; 305 } 306 break; 307 default: 308 btstack_unreachable(); 309 break; 310 } 311 data_buffer += bytes_to_consume; 312 data_len -= bytes_to_consume; 313 } 314 } 315 316 static void obex_srm_init(obex_srm_t * obex_srm){ 317 obex_srm->srm_value = OBEX_SRM_DISABLE; 318 obex_srm->srmp_value = OBEX_SRMP_NEXT; 319 } 320 static void pbap_client_yml_append_character(yxml_t * xml_parser, char * buffer, uint16_t buffer_size){ 321 // "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." 322 uint16_t char_len = (uint16_t) strlen(xml_parser->data); 323 btstack_assert(char_len <= 4); 324 uint16_t dest_len = (uint16_t) strlen(buffer); 325 uint16_t zero_pos = dest_len + char_len; 326 if (zero_pos >= buffer_size) return; 327 memcpy(&buffer[dest_len], xml_parser->data, char_len); 328 buffer[zero_pos] = '\0'; 329 } 330 331 static void pbap_client_process_vcard_list_body(pbap_client_t *client, const uint8_t *data, uint16_t data_len) { 332 333 while (data_len--) { 334 yxml_ret_t r = yxml_parse(&client->xml_parser, *data++); 335 switch (r) { 336 case YXML_ELEMSTART: 337 client->parser_card_found = strcmp("card", client->xml_parser.elem) == 0; 338 break; 339 case YXML_ELEMEND: 340 if (client->parser_card_found) { 341 pbap_client_emit_card_result_event(client, client->parser_name, 342 client->parser_handle); 343 } 344 client->parser_card_found = false; 345 break; 346 case YXML_ATTRSTART: 347 if (!client->parser_card_found) break; 348 if (strcmp("name", client->xml_parser.attr) == 0) { 349 client->parser_name_found = true; 350 client->parser_name[0] = 0; 351 break; 352 } 353 if (strcmp("handle", client->xml_parser.attr) == 0) { 354 client->parser_handle_found = true; 355 client->parser_handle[0] = 0; 356 break; 357 } 358 break; 359 case YXML_ATTRVAL: 360 if (client->parser_name_found) { 361 pbap_client_yml_append_character(&client->xml_parser, 362 client->parser_name, 363 sizeof(client->parser_name)); 364 break; 365 } 366 if (client->parser_handle_found) { 367 pbap_client_yml_append_character(&client->xml_parser, 368 client->parser_handle, 369 sizeof(client->parser_handle)); 370 break; 371 } 372 break; 373 case YXML_ATTREND: 374 client->parser_name_found = false; 375 client->parser_handle_found = false; 376 break; 377 default: 378 break; 379 } 380 } 381 } 382 383 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){ 384 pbap_client_t * client = (pbap_client_t *) user_data; 385 switch (header_id){ 386 case OBEX_HEADER_CONNECTION_ID: 387 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){ 388 goep_client_set_connection_id(client->goep_cid, big_endian_read_32(client->obex_header_buffer, 0)); 389 } 390 break; 391 case OBEX_HEADER_AUTHENTICATION_CHALLENGE: 392 obex_auth_parser_process_data(&client->obex_auth_parser, data_buffer, data_len); 393 break; 394 default: 395 break; 396 } 397 } 398 399 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){ 400 UNUSED(total_len); 401 UNUSED(data_offset); 402 pbap_client_t *client = (pbap_client_t *) user_data; 403 switch (header_id) { 404 case OBEX_HEADER_APPLICATION_PARAMETERS: 405 pbap_client_phonebook_size_parser_process_data(&client->phonebook_size_parser, data_buffer, data_len); 406 break; 407 default: 408 break; 409 } 410 } 411 412 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){ 413 pbap_client_t *client = (pbap_client_t *) user_data; 414 switch (header_id) { 415 case OBEX_HEADER_SINGLE_RESPONSE_MODE: 416 obex_parser_header_store(&client->obex_srm.srm_value, 1, total_len, data_offset, data_buffer, data_len); 417 break; 418 case OBEX_HEADER_SINGLE_RESPONSE_MODE_PARAMETER: 419 obex_parser_header_store(&client->obex_srm.srmp_value, 1, total_len, data_offset, data_buffer, data_len); 420 break; 421 case OBEX_HEADER_BODY: 422 case OBEX_HEADER_END_OF_BODY: 423 switch(client->state){ 424 case PBAP_CLIENT_W4_PHONEBOOK: 425 case PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE: 426 client->client_handler(PBAP_DATA_PACKET, client->goep_cid, (uint8_t *) data_buffer, data_len); 427 if (data_offset + data_len == total_len){ 428 client->flow_wait_for_user = true; 429 } 430 break; 431 case PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE: 432 pbap_client_process_vcard_list_body(client, data_buffer, data_len); 433 break; 434 default: 435 btstack_unreachable(); 436 break; 437 } 438 break; 439 default: 440 // ignore other headers 441 break; 442 } 443 } 444 445 static uint16_t pbap_client_application_params_add_vcard_selector(const pbap_client_t * client, uint8_t * application_parameters){ 446 uint16_t pos = 0; 447 if (client->vcard_selector_supported){ 448 // vCard Selector 449 if (client->vcard_selector){ 450 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR; 451 application_parameters[pos++] = 8; 452 memset(&application_parameters[pos], 0, 4); 453 pos += 4; 454 big_endian_store_32(application_parameters, pos, client->vcard_selector); 455 pos += 4; 456 } 457 // vCard Selector Operator 458 if (client->vcard_selector_operator != PBAP_VCARD_SELECTOR_OPERATOR_OR){ 459 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR_OPERATOR; 460 application_parameters[pos++] = 1; 461 application_parameters[pos++] = client->vcard_selector_operator; 462 } 463 } 464 return pos; 465 } 466 467 static uint16_t pbap_client_application_params_add_max_list_count(const pbap_client_t * client, uint8_t * application_parameters, uint16_t max_count){ 468 UNUSED(client); 469 uint16_t pos = 0; 470 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_MAX_LIST_COUNT; 471 application_parameters[pos++] = 2; 472 big_endian_store_16(application_parameters, 2, max_count); 473 pos += 2; 474 return pos; 475 } 476 477 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){ 478 uint16_t pos = 0; 479 if (client->list_start_offset != 0){ 480 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_LIST_START_OFFSET; 481 application_parameters[pos++] = 2; 482 big_endian_store_16(application_parameters, 2, list_start_offset); 483 pos += 2; 484 } 485 return pos; 486 } 487 488 // max size: PBAP_MAX_PHONE_NUMBER_LEN + 5 489 static uint16_t pbap_client_application_params_add_phone_number(const pbap_client_t * client, uint8_t * application_parameters){ 490 uint16_t pos = 0; 491 if (client->phone_number){ 492 // Search by phone number 493 uint16_t phone_number_len = btstack_min(PBAP_MAX_PHONE_NUMBER_LEN, (uint16_t) strlen(client->phone_number)); 494 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_VALUE; 495 btstack_assert(phone_number_len <= 255); 496 application_parameters[pos++] = (uint8_t) phone_number_len; 497 (void)memcpy(&application_parameters[pos], 498 client->phone_number, phone_number_len); 499 pos += phone_number_len; 500 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_PROPERTY; 501 application_parameters[pos++] = 1; 502 application_parameters[pos++] = 0x01; // Number 503 } 504 return pos; 505 } 506 507 static uint16_t pbap_client_application_params_add_property_selector(const pbap_client_t * client, uint8_t * application_parameters){ 508 // TODO: support format 509 uint16_t pos = 0; 510 uint32_t property_selector_lower = client->property_selector; 511 if (client->vcard_name != NULL){ 512 if (strncmp(client->vcard_name, "X-BT-UID:", 9) == 0) { 513 property_selector_lower |= 1U << 31; 514 } 515 if (strncmp(client->vcard_name, "X-BT-UCI:", 9) == 0) { 516 property_selector_lower |= 1U << 30; 517 } 518 } 519 if (property_selector_lower != 0){ 520 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PROPERTY_SELECTOR; 521 application_parameters[pos++] = 8; 522 big_endian_store_32(application_parameters, pos, 0); // upper 32-bits are reserved/unused so far 523 pos += 4; 524 big_endian_store_32(application_parameters, pos, property_selector_lower); 525 pos += 4; 526 } 527 return pos; 528 } 529 530 // Mandatory if the PSE advertises a PbapSupportedFeatures attribute in its SDP record, else excluded. 531 static uint16_t pbap_client_application_parameters_add_supported_features(const pbap_client_t * client, uint8_t *application_parameters) { 532 uint16_t pos = 0; 533 if (goep_client_get_pbap_supported_features(client->goep_cid) != PBAP_FEATURES_NOT_PRESENT){ 534 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PBAP_SUPPORTED_FEATURES; 535 application_parameters[pos++] = 4; 536 big_endian_store_32(application_parameters, 2, pbap_client_supported_features); 537 pos += 4; 538 } 539 return pos; 540 } 541 542 static void pbap_client_add_application_parameters(const pbap_client_t * client, uint8_t * application_parameters, uint16_t len){ 543 if (len > 0){ 544 goep_client_header_add_application_parameters(client->goep_cid, &application_parameters[0], len); 545 } 546 } 547 548 static void pbap_client_prepare_srm_header(pbap_client_t * client){ 549 if (!client->flow_control_enabled && goep_client_version_20_or_higher(client->goep_cid)){ 550 goep_client_header_add_srm_enable(client->goep_cid); 551 client->srm_state = SRM_W4_CONFIRM; 552 } 553 } 554 555 static void pbap_client_prepare_get_operation(pbap_client_t * client){ 556 obex_parser_init_for_response(&client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_operation, client); 557 obex_srm_init(&client->obex_srm); 558 client->obex_parser_waiting_for_response = true; 559 } 560 561 static void pbap_handle_can_send_now(pbap_client_t *pbap_client) { 562 uint16_t path_element_start; 563 uint16_t path_element_len; 564 const char * path_element; 565 uint8_t application_parameters[PBAP_MAX_PHONE_NUMBER_LEN + 10]; 566 uint8_t challenge_response[36]; 567 uint16_t pos; 568 569 MD5_CTX md5_ctx; 570 571 if (pbap_client->abort_operation){ 572 pbap_client->abort_operation = 0; 573 // prepare request 574 goep_client_request_create_abort(pbap_client->goep_cid); 575 // state 576 pbap_client->state = PBAP_CLIENT_W4_ABORT_COMPLETE; 577 // prepare response 578 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_ABORT, NULL, pbap_client); 579 obex_srm_init(&pbap_client->obex_srm); 580 pbap_client->obex_parser_waiting_for_response = true; 581 // send packet 582 goep_client_execute(pbap_client->goep_cid); 583 return; 584 } 585 586 switch (pbap_client->state){ 587 case PBAP_CLIENT_W2_SEND_CONNECT_REQUEST: 588 // prepare request 589 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 590 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 591 pos = 0; 592 pos += pbap_client_application_parameters_add_supported_features(pbap_client, &application_parameters[pos]); 593 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 594 // state 595 pbap_client->state = PBAP_CLIENT_W4_CONNECT_RESPONSE; 596 // prepare response 597 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 598 obex_auth_parser_init(&pbap_client->obex_auth_parser); 599 obex_srm_init(&pbap_client->obex_srm); 600 pbap_client->obex_parser_waiting_for_response = true; 601 // send packet 602 goep_client_execute(pbap_client->goep_cid); 603 break; 604 case PBAP_CLIENT_W2_SEND_AUTHENTICATED_CONNECT: 605 // prepare request 606 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 607 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 608 // setup authentication challenge response 609 pos = 0; 610 challenge_response[pos++] = 0; // Tag Digest 611 challenge_response[pos++] = 16; // Len 612 // calculate md5 613 MD5_Init(&md5_ctx); 614 MD5_Update(&md5_ctx, pbap_client->obex_auth_parser.authentication_nonce, 16); 615 MD5_Update(&md5_ctx, &collon, 1); 616 MD5_Update(&md5_ctx, pbap_client->authentication_password, (uint16_t) strlen(pbap_client->authentication_password)); 617 MD5_Final(&challenge_response[pos], &md5_ctx); 618 pos += 16; 619 challenge_response[pos++] = 2; // Tag Nonce 620 challenge_response[pos++] = 16; // Len 621 (void)memcpy(&challenge_response[pos], pbap_client->obex_auth_parser.authentication_nonce, 16); 622 pos += 16; 623 goep_client_header_add_challenge_response(pbap_client->goep_cid, challenge_response, pos); 624 // state 625 pbap_client->state = PBAP_CLIENT_W4_CONNECT_RESPONSE; 626 // prepare response 627 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 628 obex_srm_init(&pbap_client->obex_srm); 629 pbap_client->obex_parser_waiting_for_response = true; 630 // send packet 631 goep_client_execute(pbap_client->goep_cid); 632 break; 633 case PBAP_CLIENT_W2_SEND_DISCONNECT_REQUEST: 634 // prepare request 635 goep_client_request_create_disconnect(pbap_client->goep_cid); 636 // state 637 pbap_client->state = PBAP_CLIENT_W4_DISCONNECT_RESPONSE; 638 // prepare response 639 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_DISCONNECT, NULL, pbap_client); 640 obex_srm_init(&pbap_client->obex_srm); 641 pbap_client->obex_parser_waiting_for_response = true; 642 // send packet 643 goep_client_execute(pbap_client->goep_cid); 644 return; 645 case PBAP_CLIENT_W2_GET_PHONEBOOK_SIZE: 646 // prepare request 647 goep_client_request_create_get(pbap_client->goep_cid); 648 pbap_client_prepare_srm_header(pbap_client); 649 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 650 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 651 652 pos = 0; 653 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 654 // just get size 655 pos += pbap_client_application_params_add_max_list_count(pbap_client, &application_parameters[pos], 0); 656 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 657 658 // state 659 pbap_client->state = PBAP_CLIENT_W4_GET_PHONEBOOK_SIZE_COMPLETE; 660 // prepare response 661 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_phonebook_size, pbap_client); 662 obex_srm_init(&pbap_client->obex_srm); 663 pbap_client_phonebook_size_parser_init(&pbap_client->phonebook_size_parser); 664 pbap_client->obex_parser_waiting_for_response = true; 665 // send packet 666 goep_client_execute(pbap_client->goep_cid); 667 break; 668 case PBAP_CLIENT_W2_PULL_PHONEBOOK: 669 // prepare request 670 goep_client_request_create_get(pbap_client->goep_cid); 671 if (pbap_client->request_number == 0){ 672 pbap_client_prepare_srm_header(pbap_client); 673 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 674 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 675 676 pos = 0; 677 pos += pbap_client_application_params_add_property_selector(pbap_client, &application_parameters[pos]); 678 if (pbap_client->max_list_count){ 679 pos += pbap_client_application_params_add_max_list_count(pbap_client, &application_parameters[pos], pbap_client->max_list_count); 680 } 681 pos += pbap_client_application_params_add_list_start_offset (pbap_client, &application_parameters[pos], pbap_client->list_start_offset); 682 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 683 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 684 } 685 // state 686 pbap_client->state = PBAP_CLIENT_W4_PHONEBOOK; 687 pbap_client->flow_next_triggered = 0; 688 pbap_client->flow_wait_for_user = 0; 689 // prepare response 690 pbap_client_prepare_get_operation(pbap_client); 691 // send packet 692 pbap_client->request_number++; 693 goep_client_execute(pbap_client->goep_cid); 694 break; 695 case PBAP_CLIENT_W2_GET_CARD_LIST: 696 // prepare request 697 goep_client_request_create_get(pbap_client->goep_cid); 698 if (pbap_client->request_number == 0){ 699 pbap_client_prepare_srm_header(pbap_client); 700 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 701 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_listing_type); 702 703 pos = 0; 704 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 705 pos += pbap_client_application_params_add_phone_number(pbap_client, &application_parameters[pos]); 706 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 707 } 708 // state 709 pbap_client->state = PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE; 710 // prepare response 711 pbap_client_prepare_get_operation(pbap_client); 712 // send packet 713 pbap_client->request_number++; 714 goep_client_execute(pbap_client->goep_cid); 715 break; 716 case PBAP_CLIENT_W2_GET_CARD_ENTRY: 717 // prepare request 718 goep_client_request_create_get(pbap_client->goep_cid); 719 if (pbap_client->request_number == 0){ 720 pbap_client_prepare_srm_header(pbap_client); 721 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->vcard_name); 722 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_entry_type); 723 724 pos = 0; 725 pos += pbap_client_application_params_add_property_selector(pbap_client, &application_parameters[pos]); 726 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 727 } 728 // state 729 pbap_client->state = PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE; 730 // prepare response 731 pbap_client_prepare_get_operation(pbap_client); 732 // send packet 733 pbap_client->request_number++; 734 goep_client_execute(pbap_client->goep_cid); 735 break; 736 case PBAP_CLIENT_W2_SET_PATH_ROOT: 737 // prepare request 738 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 739 goep_client_header_add_name(pbap_client->goep_cid, ""); 740 // state 741 pbap_client->state = PBAP_CLIENT_W4_SET_PATH_ROOT_COMPLETE; 742 // prepare response 743 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 744 obex_srm_init(&pbap_client->obex_srm); 745 pbap_client->obex_parser_waiting_for_response = true; 746 // send packet 747 goep_client_execute(pbap_client->goep_cid); 748 break; 749 case PBAP_CLIENT_W2_SET_PATH_ELEMENT: 750 // prepare request 751 // find '/' or '\0' 752 path_element_start = pbap_client->set_path_offset; 753 while ((pbap_client->current_folder[pbap_client->set_path_offset] != '\0') && 754 (pbap_client->current_folder[pbap_client->set_path_offset] != '/')){ 755 pbap_client->set_path_offset++; 756 } 757 path_element_len = pbap_client->set_path_offset-path_element_start; 758 path_element = (const char *) &pbap_client->current_folder[path_element_start]; 759 760 // skip / 761 if (pbap_client->current_folder[pbap_client->set_path_offset] == '/'){ 762 pbap_client->set_path_offset++; 763 } 764 765 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 766 goep_client_header_add_name_prefix(pbap_client->goep_cid, path_element, path_element_len); // next element 767 // state 768 pbap_client->state = PBAP_CLIENT_W4_SET_PATH_ELEMENT_COMPLETE; 769 // prepare response 770 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 771 obex_srm_init(&pbap_client->obex_srm); 772 pbap_client->obex_parser_waiting_for_response = true; 773 // send packet 774 goep_client_execute(pbap_client->goep_cid); 775 break; 776 default: 777 break; 778 } 779 } 780 781 static void pbap_client_handle_srm_headers(pbap_client_t *client) { 782 const obex_srm_t * obex_srm = &client->obex_srm; 783 // Update SRM state based on SRM headers 784 switch (client->srm_state){ 785 case SRM_W4_CONFIRM: 786 switch (obex_srm->srm_value){ 787 case OBEX_SRM_ENABLE: 788 switch (obex_srm->srmp_value){ 789 case OBEX_SRMP_WAIT: 790 client->srm_state = SRM_ENABLED_BUT_WAITING; 791 break; 792 default: 793 client->srm_state = SRM_ENABLED; 794 break; 795 } 796 break; 797 default: 798 client->srm_state = SRM_DISABLED; 799 break; 800 } 801 break; 802 case SRM_ENABLED_BUT_WAITING: 803 switch (obex_srm->srmp_value){ 804 case OBEX_SRMP_WAIT: 805 client->srm_state = SRM_ENABLED_BUT_WAITING; 806 break; 807 default: 808 client->srm_state = SRM_ENABLED; 809 break; 810 } 811 break; 812 default: 813 break; 814 } 815 log_info("SRM state %u", client->srm_state); 816 } 817 818 static void pbap_packet_handler_hci(uint8_t *packet, uint16_t size){ 819 UNUSED(size); 820 uint8_t status; 821 822 pbap_client_t * pbap_client; 823 824 switch (hci_event_packet_get_type(packet)) { 825 case HCI_EVENT_GOEP_META: 826 switch (hci_event_goep_meta_get_subevent_code(packet)){ 827 case GOEP_SUBEVENT_CONNECTION_OPENED: 828 pbap_client = pbap_client_for_cid(goep_subevent_connection_opened_get_goep_cid(packet)); 829 btstack_assert(pbap_client != NULL); 830 status = goep_subevent_connection_opened_get_status(packet); 831 goep_subevent_connection_opened_get_bd_addr(packet, pbap_client->bd_addr); 832 if (status){ 833 log_info("pbap: connection failed %u", status); 834 pbap_client->state = PBAP_CLIENT_INIT; 835 pbap_client_emit_connected_event(pbap_client, status); 836 } else { 837 log_info("pbap: connection established"); 838 pbap_client->con_handle = goep_subevent_connection_opened_get_con_handle(packet); 839 pbap_client->state = PBAP_CLIENT_W2_SEND_CONNECT_REQUEST; 840 goep_client_request_can_send_now(pbap_client->goep_cid); 841 } 842 break; 843 case GOEP_SUBEVENT_CONNECTION_CLOSED: 844 pbap_client = pbap_client_for_cid(goep_subevent_connection_closed_get_goep_cid(packet)); 845 btstack_assert(pbap_client != NULL); 846 if (pbap_client->state > PBAP_CLIENT_CONNECTED){ 847 pbap_client_emit_operation_complete_event(pbap_client, OBEX_DISCONNECTED); 848 } 849 pbap_client->state = PBAP_CLIENT_INIT; 850 pbap_client_emit_connection_closed_event(pbap_client); 851 break; 852 case GOEP_SUBEVENT_CAN_SEND_NOW: 853 pbap_client = pbap_client_for_cid(goep_subevent_can_send_now_get_goep_cid(packet)); 854 btstack_assert(pbap_client != NULL); 855 pbap_handle_can_send_now(pbap_client); 856 break; 857 default: 858 break; 859 } 860 break; 861 default: 862 break; 863 } 864 } 865 866 static void pbap_packet_handler_goep(pbap_client_t *client, uint8_t *packet, uint16_t size) { 867 868 if (client->obex_parser_waiting_for_response == false) return; 869 870 obex_parser_object_state_t parser_state; 871 parser_state = obex_parser_process_data(&client->obex_parser, packet, size); 872 if (parser_state == OBEX_PARSER_OBJECT_STATE_COMPLETE){ 873 client->obex_parser_waiting_for_response = false; 874 obex_parser_operation_info_t op_info; 875 obex_parser_get_operation_info(&client->obex_parser, &op_info); 876 switch (client->state){ 877 case PBAP_CLIENT_W4_CONNECT_RESPONSE: 878 switch (op_info.response_code) { 879 case OBEX_RESP_SUCCESS: 880 client->state = PBAP_CLIENT_CONNECTED; 881 client->vcard_selector_supported = pbap_client_supported_features & goep_client_get_pbap_supported_features(client->goep_cid) & PBAP_SUPPORTED_FEATURES_VCARD_SELECTING; 882 pbap_client_emit_connected_event(client, ERROR_CODE_SUCCESS); 883 break; 884 case OBEX_RESP_UNAUTHORIZED: 885 client->state = PBAP_CLIENT_W4_USER_AUTHENTICATION; 886 pbap_client_emit_authentication_event(client, client->obex_auth_parser.authentication_options); 887 break; 888 default: 889 log_info("pbap: obex connect failed, result 0x%02x", packet[0]); 890 client->state = PBAP_CLIENT_INIT; 891 pbap_client_emit_connected_event(client, OBEX_CONNECT_FAILED); 892 break; 893 } 894 break; 895 case PBAP_CLIENT_W4_DISCONNECT_RESPONSE: 896 goep_client_disconnect(client->goep_cid); 897 break; 898 case PBAP_CLIENT_W4_SET_PATH_ROOT_COMPLETE: 899 case PBAP_CLIENT_W4_SET_PATH_ELEMENT_COMPLETE: 900 switch (op_info.response_code) { 901 case OBEX_RESP_SUCCESS: 902 // more path? 903 if (client->current_folder[client->set_path_offset]) { 904 client->state = PBAP_CLIENT_W2_SET_PATH_ELEMENT; 905 goep_client_request_can_send_now(client->goep_cid); 906 } else { 907 client->current_folder = NULL; 908 client->state = PBAP_CLIENT_CONNECTED; 909 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 910 } 911 break; 912 case OBEX_RESP_NOT_FOUND: 913 client->state = PBAP_CLIENT_CONNECTED; 914 pbap_client_emit_operation_complete_event(client, OBEX_NOT_FOUND); 915 break; 916 default: 917 client->state = PBAP_CLIENT_CONNECTED; 918 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 919 break; 920 } 921 break; 922 case PBAP_CLIENT_W4_PHONEBOOK: 923 switch (op_info.response_code) { 924 case OBEX_RESP_CONTINUE: 925 pbap_client_handle_srm_headers(client); 926 if (client->srm_state == SRM_ENABLED) { 927 // prepare response 928 pbap_client_prepare_get_operation(client); 929 break; 930 } 931 client->state = PBAP_CLIENT_W2_PULL_PHONEBOOK; 932 if (!client->flow_control_enabled || !client->flow_wait_for_user || 933 client->flow_next_triggered) { 934 goep_client_request_can_send_now(client->goep_cid); 935 } 936 break; 937 case OBEX_RESP_SUCCESS: 938 client->state = PBAP_CLIENT_CONNECTED; 939 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 940 break; 941 default: 942 log_info("unexpected response 0x%02x", packet[0]); 943 client->state = PBAP_CLIENT_CONNECTED; 944 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 945 break; 946 } 947 break; 948 case PBAP_CLIENT_W4_GET_PHONEBOOK_SIZE_COMPLETE: 949 switch (op_info.response_code) { 950 case OBEX_RESP_SUCCESS: 951 if (client->phonebook_size_parser.have_size) { 952 uint16_t phonebook_size = big_endian_read_16(client->phonebook_size_parser.size_buffer, 0); 953 client->state = PBAP_CLIENT_CONNECTED; 954 pbap_client_emit_phonebook_size_event(client, 0, phonebook_size); 955 break; 956 } 957 /* fall through */ 958 default: 959 client->state = PBAP_CLIENT_CONNECTED; 960 pbap_client_emit_phonebook_size_event(client, OBEX_UNKNOWN_ERROR, 0); 961 break; 962 } 963 break; 964 case PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE: 965 switch (op_info.response_code) { 966 case OBEX_RESP_CONTINUE: 967 // handle continue 968 pbap_client_handle_srm_headers(client); 969 if (client->srm_state == SRM_ENABLED) { 970 // prepare response 971 pbap_client_prepare_get_operation(client); 972 break; 973 } 974 client->state = PBAP_CLIENT_W2_GET_CARD_LIST; 975 goep_client_request_can_send_now(client->goep_cid); 976 break; 977 case OBEX_RESP_SUCCESS: 978 // done 979 client->state = PBAP_CLIENT_CONNECTED; 980 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 981 break; 982 case OBEX_RESP_NOT_ACCEPTABLE: 983 client->state = PBAP_CLIENT_CONNECTED; 984 pbap_client_emit_operation_complete_event(client, OBEX_NOT_ACCEPTABLE); 985 break; 986 default: 987 log_info("unexpected response 0x%02x", packet[0]); 988 client->state = PBAP_CLIENT_CONNECTED; 989 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 990 break; 991 } 992 break; 993 case PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE: 994 switch (op_info.response_code) { 995 case OBEX_RESP_CONTINUE: 996 pbap_client_handle_srm_headers(client); 997 if (client->srm_state == SRM_ENABLED) { 998 // prepare response 999 pbap_client_prepare_get_operation(client); 1000 break; 1001 } 1002 client->state = PBAP_CLIENT_W2_GET_CARD_ENTRY; 1003 goep_client_request_can_send_now(client->goep_cid); 1004 break; 1005 case OBEX_RESP_SUCCESS: 1006 client->state = PBAP_CLIENT_CONNECTED; 1007 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 1008 break; 1009 case OBEX_RESP_NOT_ACCEPTABLE: 1010 client->state = PBAP_CLIENT_CONNECTED; 1011 pbap_client_emit_operation_complete_event(client, OBEX_NOT_ACCEPTABLE); 1012 break; 1013 default: 1014 log_info("unexpected response 0x%02x", packet[0]); 1015 client->state = PBAP_CLIENT_CONNECTED; 1016 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 1017 break; 1018 } 1019 break; 1020 case PBAP_CLIENT_W4_ABORT_COMPLETE: 1021 client->state = PBAP_CLIENT_CONNECTED; 1022 pbap_client_emit_operation_complete_event(client, OBEX_ABORTED); 1023 break; 1024 default: 1025 btstack_unreachable(); 1026 break; 1027 } 1028 } 1029 } 1030 1031 static void pbap_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 1032 UNUSED(channel); // ok: there is no channel 1033 UNUSED(size); // ok: handling own geop events 1034 1035 pbap_client_t * client; 1036 1037 switch (packet_type){ 1038 case HCI_EVENT_PACKET: 1039 pbap_packet_handler_hci(packet, size); 1040 break; 1041 case GOEP_DATA_PACKET: 1042 client = pbap_client_for_cid(channel); 1043 btstack_assert(client != NULL); 1044 pbap_packet_handler_goep(client, packet, size); 1045 break; 1046 default: 1047 break; 1048 } 1049 } 1050 1051 void pbap_client_init(void){ 1052 pbap_client_supported_features = 1053 PBAP_SUPPORTED_FEATURES_DOWNLOAD | 1054 PBAP_SUPPORTED_FEATURES_BROWSING | 1055 PBAP_SUPPORTED_FEATURES_DATABASE_IDENTIFIER | 1056 PBAP_SUPPORTED_FEATURES_FOLDER_VERSION_COUNTERS | 1057 PBAP_SUPPORTED_FEATURES_VCARD_SELECTING | 1058 PBAP_SUPPORTED_FEATURES_ENHANCED_MISSED_CALLS | 1059 PBAP_SUPPORTED_FEATURES_DEFAULT_CONTACT_IMAGE_FORMAT | 1060 PBAP_SUPPORTED_FEATURES_X_BT_UCI_VCARD_PROPERTY | 1061 PBAP_SUPPORTED_FEATURES_X_BT_UID_VCARD_PROPERTY | 1062 PBAP_SUPPORTED_FEATURES_CONTACT_REFERENCING; 1063 1064 memset(&pbap_client_singleton, 0, sizeof(pbap_client_t)); 1065 pbap_client_singleton.state = PBAP_CLIENT_INIT; 1066 } 1067 1068 void pbap_client_deinit(void){ 1069 } 1070 1071 static uint8_t pbap_client_connect(pbap_client_t * client, btstack_packet_handler_t handler, bd_addr_t addr, uint16_t * out_cid) { 1072 client->state = PBAP_CLIENT_W4_GOEP_CONNECTION; 1073 client->client_handler = handler; 1074 client->vcard_selector = 0; 1075 client->vcard_selector_operator = PBAP_VCARD_SELECTOR_OPERATOR_OR; 1076 1077 uint8_t err = goep_client_create_connection(&pbap_packet_handler, addr, BLUETOOTH_SERVICE_CLASS_PHONEBOOK_ACCESS_PSE, &client->goep_cid); 1078 *out_cid = client->goep_cid; 1079 if (err) return err; 1080 return ERROR_CODE_SUCCESS; 1081 } 1082 1083 uint8_t pbap_connect(btstack_packet_handler_t handler, bd_addr_t addr, uint16_t * out_cid){ 1084 if (pbap_client_singleton.state != PBAP_CLIENT_INIT){ 1085 return BTSTACK_MEMORY_ALLOC_FAILED; 1086 } 1087 return pbap_client_connect(&pbap_client_singleton, handler, addr, out_cid); 1088 } 1089 1090 uint8_t pbap_disconnect(uint16_t pbap_cid){ 1091 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1092 if (pbap_client == NULL){ 1093 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1094 } 1095 if (pbap_client->state < PBAP_CLIENT_CONNECTED){ 1096 return BTSTACK_BUSY; 1097 } 1098 pbap_client->state = PBAP_CLIENT_W2_SEND_DISCONNECT_REQUEST; 1099 goep_client_request_can_send_now(pbap_client->goep_cid); 1100 return ERROR_CODE_SUCCESS; 1101 } 1102 1103 uint8_t pbap_get_phonebook_size(uint16_t pbap_cid, const char * path){ 1104 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1105 if (pbap_client == NULL){ 1106 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1107 } 1108 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1109 return BTSTACK_BUSY; 1110 } 1111 pbap_client->state = PBAP_CLIENT_W2_GET_PHONEBOOK_SIZE; 1112 pbap_client->phonebook_path = path; 1113 pbap_client->request_number = 0; 1114 goep_client_request_can_send_now(pbap_client->goep_cid); 1115 return ERROR_CODE_SUCCESS; 1116 } 1117 1118 uint8_t pbap_pull_phonebook(uint16_t pbap_cid, const char * path){ 1119 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1120 if (pbap_client == NULL){ 1121 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1122 } 1123 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1124 return BTSTACK_BUSY; 1125 } 1126 pbap_client->state = PBAP_CLIENT_W2_PULL_PHONEBOOK; 1127 pbap_client->phonebook_path = path; 1128 pbap_client->vcard_name = NULL; 1129 pbap_client->request_number = 0; 1130 goep_client_request_can_send_now(pbap_client->goep_cid); 1131 return ERROR_CODE_SUCCESS; 1132 } 1133 1134 uint8_t pbap_set_phonebook(uint16_t pbap_cid, const char * path){ 1135 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1136 if (pbap_client == NULL){ 1137 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1138 } 1139 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1140 return BTSTACK_BUSY; 1141 } 1142 pbap_client->state = PBAP_CLIENT_W2_SET_PATH_ROOT; 1143 pbap_client->current_folder = path; 1144 pbap_client->set_path_offset = 0; 1145 goep_client_request_can_send_now(pbap_client->goep_cid); 1146 return ERROR_CODE_SUCCESS; 1147 } 1148 1149 uint8_t pbap_authentication_password(uint16_t pbap_cid, const char * password){ 1150 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1151 if (pbap_client == NULL){ 1152 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1153 } 1154 if (pbap_client->state != PBAP_CLIENT_W4_USER_AUTHENTICATION){ 1155 return BTSTACK_BUSY; 1156 } 1157 pbap_client->state = PBAP_CLIENT_W2_SEND_AUTHENTICATED_CONNECT; 1158 pbap_client->authentication_password = password; 1159 goep_client_request_can_send_now(pbap_client->goep_cid); 1160 return ERROR_CODE_SUCCESS; 1161 } 1162 1163 uint8_t pbap_pull_vcard_listing(uint16_t pbap_cid, const char * path){ 1164 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1165 if (pbap_client == NULL){ 1166 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1167 } 1168 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1169 return BTSTACK_BUSY; 1170 } 1171 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_LIST; 1172 pbap_client->phonebook_path = path; 1173 pbap_client->phone_number = NULL; 1174 pbap_client->request_number = 0; 1175 pbap_client_vcard_listing_init_parser(pbap_client); 1176 goep_client_request_can_send_now(pbap_client->goep_cid); 1177 return ERROR_CODE_SUCCESS; 1178 } 1179 1180 uint8_t pbap_pull_vcard_entry(uint16_t pbap_cid, const char * path){ 1181 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1182 if (pbap_client == NULL){ 1183 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1184 } 1185 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1186 return BTSTACK_BUSY; 1187 } 1188 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_ENTRY; 1189 // pbap_client->phonebook_path = NULL; 1190 // pbap_client->phone_number = NULL; 1191 pbap_client->vcard_name = path; 1192 pbap_client->request_number = 0; 1193 goep_client_request_can_send_now(pbap_client->goep_cid); 1194 return ERROR_CODE_SUCCESS; 1195 } 1196 1197 uint8_t pbap_lookup_by_number(uint16_t pbap_cid, const char * phone_number){ 1198 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1199 if (pbap_client == NULL){ 1200 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1201 } 1202 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1203 return BTSTACK_BUSY; 1204 } 1205 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_LIST; 1206 pbap_client->phonebook_path = pbap_vcard_listing_name; 1207 pbap_client->phone_number = phone_number; 1208 pbap_client->request_number = 0; 1209 pbap_client_vcard_listing_init_parser(pbap_client); 1210 goep_client_request_can_send_now(pbap_client->goep_cid); 1211 return ERROR_CODE_SUCCESS; 1212 } 1213 1214 uint8_t pbap_abort(uint16_t pbap_cid){ 1215 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1216 if (pbap_client == NULL){ 1217 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1218 } 1219 if ((pbap_client->state < PBAP_CLIENT_CONNECTED) || (pbap_client->abort_operation != 0)){ 1220 return ERROR_CODE_COMMAND_DISALLOWED; 1221 } 1222 log_info("abort current operation, state 0x%02x", pbap_client->state); 1223 pbap_client->abort_operation = 1; 1224 return ERROR_CODE_SUCCESS; 1225 } 1226 1227 uint8_t pbap_next_packet(uint16_t pbap_cid){ 1228 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1229 if (pbap_client == NULL){ 1230 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1231 } 1232 if (!pbap_client->flow_control_enabled){ 1233 return ERROR_CODE_SUCCESS; 1234 } 1235 switch (pbap_client->state){ 1236 case PBAP_CLIENT_W2_PULL_PHONEBOOK: 1237 goep_client_request_can_send_now(pbap_client->goep_cid); 1238 break; 1239 case PBAP_CLIENT_W4_PHONEBOOK: 1240 pbap_client->flow_next_triggered = 1; 1241 break; 1242 default: 1243 break; 1244 } 1245 return ERROR_CODE_SUCCESS; 1246 } 1247 1248 uint8_t pbap_set_flow_control_mode(uint16_t pbap_cid, int enable){ 1249 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1250 if (pbap_client == NULL){ 1251 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1252 } 1253 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1254 return BTSTACK_BUSY; 1255 } 1256 pbap_client->flow_control_enabled = enable; 1257 return ERROR_CODE_SUCCESS; 1258 } 1259 1260 uint8_t pbap_set_vcard_selector(uint16_t pbap_cid, uint32_t vcard_selector){ 1261 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1262 if (pbap_client == NULL){ 1263 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1264 } 1265 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1266 return BTSTACK_BUSY; 1267 } 1268 pbap_client->vcard_selector = vcard_selector; 1269 return ERROR_CODE_SUCCESS; 1270 } 1271 1272 uint8_t pbap_set_vcard_selector_operator(uint16_t pbap_cid, int vcard_selector_operator){ 1273 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1274 if (pbap_client == NULL){ 1275 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1276 } 1277 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1278 return BTSTACK_BUSY; 1279 } 1280 pbap_client->vcard_selector_operator = vcard_selector_operator; 1281 return ERROR_CODE_SUCCESS; 1282 } 1283 1284 uint8_t pbap_set_property_selector(uint16_t pbap_cid, uint32_t property_selector){ 1285 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1286 if (pbap_client == NULL){ 1287 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1288 } 1289 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1290 return BTSTACK_BUSY; 1291 } 1292 pbap_client->property_selector = property_selector; 1293 return ERROR_CODE_SUCCESS; 1294 } 1295 1296 uint8_t pbap_set_max_list_count(uint16_t pbap_cid, uint16_t max_list_count){ 1297 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1298 if (pbap_client == NULL){ 1299 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1300 } 1301 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1302 return BTSTACK_BUSY; 1303 } 1304 pbap_client->max_list_count = max_list_count; 1305 return ERROR_CODE_SUCCESS; 1306 } 1307 1308 uint8_t pbap_set_list_start_offset(uint16_t pbap_cid, uint16_t list_start_offset){ 1309 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1310 if (pbap_client == NULL){ 1311 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1312 } 1313 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1314 return BTSTACK_BUSY; 1315 } 1316 pbap_client->list_start_offset = list_start_offset; 1317 return ERROR_CODE_SUCCESS; 1318 } 1319