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 #include "sdp_util.h" 63 64 // 796135f0-f0c5-11d8-0966- 0800200c9a66 65 static const uint8_t pbap_uuid[] = { 0x79, 0x61, 0x35, 0xf0, 0xf0, 0xc5, 0x11, 0xd8, 0x09, 0x66, 0x08, 0x00, 0x20, 0x0c, 0x9a, 0x66}; 66 67 const char * pbap_phonebook_type = "x-bt/phonebook"; 68 const char * pbap_vcard_listing_type = "x-bt/vcard-listing"; 69 const char * pbap_vcard_entry_type = "x-bt/vcard"; 70 71 const char * pbap_vcard_listing_name = "pb"; 72 73 // used for MD5 74 static const uint8_t colon = (uint8_t) ':'; 75 76 static uint32_t pbap_client_supported_features; 77 78 static bool pbap_client_singleton_used; 79 80 static btstack_linked_list_t pbap_clients; 81 82 // emit events 83 static void pbap_client_emit_connected_event(pbap_client_t * context, uint8_t status){ 84 uint8_t event[15]; 85 int pos = 0; 86 event[pos++] = HCI_EVENT_PBAP_META; 87 pos++; // skip len 88 event[pos++] = PBAP_SUBEVENT_CONNECTION_OPENED; 89 little_endian_store_16(event,pos,context->goep_cid); 90 pos+=2; 91 event[pos++] = status; 92 (void)memcpy(&event[pos], context->bd_addr, 6); 93 pos += 6; 94 little_endian_store_16(event,pos,context->con_handle); 95 pos += 2; 96 event[pos++] = 0; 97 event[1] = pos - 2; 98 if (pos != sizeof(event)) log_error("goep_client_emit_connected_event size %u", pos); 99 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 100 } 101 102 static void pbap_client_emit_connection_closed_event(pbap_client_t * context){ 103 uint8_t event[5]; 104 int pos = 0; 105 event[pos++] = HCI_EVENT_PBAP_META; 106 pos++; // skip len 107 event[pos++] = PBAP_SUBEVENT_CONNECTION_CLOSED; 108 little_endian_store_16(event,pos,context->goep_cid); 109 pos+=2; 110 event[1] = pos - 2; 111 if (pos != sizeof(event)) log_error("pbap_client_emit_connection_closed_event size %u", pos); 112 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 113 } 114 115 static void pbap_client_emit_operation_complete_event(pbap_client_t * context, uint8_t status){ 116 uint8_t event[6]; 117 int pos = 0; 118 event[pos++] = HCI_EVENT_PBAP_META; 119 pos++; // skip len 120 event[pos++] = PBAP_SUBEVENT_OPERATION_COMPLETED; 121 little_endian_store_16(event,pos,context->goep_cid); 122 pos+=2; 123 event[pos++]= status; 124 event[1] = pos - 2; 125 if (pos != sizeof(event)) log_error("pbap_client_emit_can_send_now_event size %u", pos); 126 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 127 } 128 129 static void pbap_client_emit_phonebook_size_event(pbap_client_t * context, uint8_t status, uint16_t phonebook_size){ 130 uint8_t event[8]; 131 int pos = 0; 132 event[pos++] = HCI_EVENT_PBAP_META; 133 pos++; // skip len 134 event[pos++] = PBAP_SUBEVENT_PHONEBOOK_SIZE; 135 little_endian_store_16(event,pos,context->goep_cid); 136 pos+=2; 137 event[pos++] = status; 138 little_endian_store_16(event,pos, phonebook_size); 139 pos+=2; 140 event[1] = pos - 2; 141 if (pos != sizeof(event)) log_error("pbap_client_emit_phonebook_size_event size %u", pos); 142 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 143 } 144 145 static void pbap_client_emit_authentication_event(pbap_client_t * context, uint8_t options){ 146 // split options 147 uint8_t user_id_required = (options & 1) ? 1 : 0; 148 uint8_t full_access = (options & 2) ? 1 : 0; 149 150 uint8_t event[7]; 151 int pos = 0; 152 event[pos++] = HCI_EVENT_PBAP_META; 153 pos++; // skip len 154 event[pos++] = PBAP_SUBEVENT_AUTHENTICATION_REQUEST; 155 little_endian_store_16(event,pos,context->goep_cid); 156 pos+=2; 157 event[pos++] = user_id_required; 158 event[pos++] = full_access; 159 if (pos != sizeof(event)) log_error("pbap_client_emit_authentication_event size %u", pos); 160 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 161 } 162 163 static void pbap_client_emit_card_result_event(pbap_client_t * context, const char * name, const char * handle){ 164 uint8_t event[5 + PBAP_MAX_NAME_LEN + PBAP_MAX_HANDLE_LEN]; 165 int pos = 0; 166 event[pos++] = HCI_EVENT_PBAP_META; 167 pos++; // skip len 168 event[pos++] = PBAP_SUBEVENT_CARD_RESULT; 169 little_endian_store_16(event,pos,context->goep_cid); 170 pos+=2; 171 int name_len = btstack_min(PBAP_MAX_NAME_LEN, (uint16_t) strlen(name)); 172 event[pos++] = name_len; 173 (void)memcpy(&event[pos], name, name_len); 174 pos += name_len; 175 int handle_len = btstack_min(PBAP_MAX_HANDLE_LEN, (uint16_t) strlen(handle)); 176 event[pos++] = handle_len; 177 (void)memcpy(&event[pos], handle, handle_len); 178 pos += handle_len; 179 event[1] = pos - 2; 180 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 181 } 182 183 static pbap_client_t * pbap_client_for_cid(uint16_t cid){ 184 btstack_linked_list_iterator_t it; 185 btstack_linked_list_iterator_init(&it, &pbap_clients); 186 while (btstack_linked_list_iterator_has_next(&it)){ 187 pbap_client_t * client = (pbap_client_t *) btstack_linked_list_iterator_next(&it); 188 if (client->goep_cid == cid){ 189 return client; 190 } 191 } 192 return NULL; 193 } 194 195 static void pbap_client_finalize(pbap_client_t *client) { 196 client->state = PBAP_CLIENT_INIT; 197 btstack_linked_list_remove(&pbap_clients, (btstack_linked_item_t*) client); 198 } 199 200 static void pbap_client_vcard_listing_init_parser(pbap_client_t * client){ 201 yxml_init(&client->xml_parser, client->xml_buffer, sizeof(client->xml_buffer)); 202 client->parser_card_found = false; 203 client->parser_name_found = false; 204 client->parser_handle_found = false; 205 } 206 207 static void pbap_client_phonebook_size_parser_init(pbap_client_phonebook_size_parser_t * phonebook_size_parer){ 208 memset(phonebook_size_parer, 0, sizeof(pbap_client_phonebook_size_parser_t)); 209 } 210 211 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){ 212 while (data_len){ 213 uint16_t bytes_to_consume = 1; 214 switch(phonebook_size_parser->state){ 215 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID: 216 return; 217 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE: 218 phonebook_size_parser->type = *data_buffer; 219 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN; 220 break; 221 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN: 222 phonebook_size_parser->len = *data_buffer; 223 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE; 224 switch (phonebook_size_parser->type){ 225 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 226 if (phonebook_size_parser->len != 2){ 227 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID; 228 return; 229 } 230 break; 231 default: 232 break; 233 } 234 break; 235 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE: 236 bytes_to_consume = btstack_min(phonebook_size_parser->len - phonebook_size_parser->pos, data_len); 237 switch (phonebook_size_parser->type){ 238 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 239 memcpy(&phonebook_size_parser->size_buffer[phonebook_size_parser->pos], data_buffer, bytes_to_consume); 240 break; 241 default: 242 // ignore data 243 break; 244 } 245 phonebook_size_parser->pos += bytes_to_consume; 246 if (phonebook_size_parser->pos == phonebook_size_parser->len){ 247 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE; 248 switch (phonebook_size_parser->type){ 249 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 250 phonebook_size_parser->have_size = true; 251 break; 252 default: 253 break; 254 } 255 } 256 break; 257 default: 258 break; 259 } 260 data_buffer += bytes_to_consume; 261 data_len -= bytes_to_consume; 262 } 263 } 264 265 static void obex_auth_parser_init(pbap_client_obex_auth_parser_t * auth_parser){ 266 memset(auth_parser, 0, sizeof(pbap_client_obex_auth_parser_t)); 267 } 268 269 static void obex_auth_parser_process_data(pbap_client_obex_auth_parser_t * auth_parser, const uint8_t * data_buffer, uint16_t data_len){ 270 while (data_len){ 271 uint16_t bytes_to_consume = 1; 272 switch(auth_parser->state){ 273 case OBEX_AUTH_PARSER_STATE_INVALID: 274 return; 275 case OBEX_AUTH_PARSER_STATE_W4_TYPE: 276 auth_parser->type = *data_buffer; 277 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_LEN; 278 break; 279 case OBEX_AUTH_PARSER_STATE_W4_LEN: 280 auth_parser->len = *data_buffer; 281 switch (auth_parser->type){ 282 case 0: 283 if (auth_parser->len != 0x10){ 284 auth_parser->state = OBEX_AUTH_PARSER_STATE_INVALID; 285 return; 286 } 287 break; 288 case 1: 289 if (auth_parser->len != 0x01){ 290 auth_parser->state = OBEX_AUTH_PARSER_STATE_INVALID; 291 return; 292 } 293 break; 294 case 2: 295 // TODO: handle charset 296 // charset_code = challenge_data[i]; 297 break; 298 default: 299 break; 300 } 301 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_VALUE; 302 break; 303 case OBEX_AUTH_PARSER_STATE_W4_VALUE: 304 bytes_to_consume = btstack_min(auth_parser->len - auth_parser->pos, data_len); 305 switch (auth_parser->type){ 306 case 0: 307 memcpy(&auth_parser->authentication_nonce[auth_parser->pos], data_buffer, bytes_to_consume); 308 break; 309 case 1: 310 auth_parser->authentication_options = *data_buffer; 311 break; 312 default: 313 // ignore 314 break; 315 } 316 auth_parser->pos += bytes_to_consume; 317 if (auth_parser->pos == auth_parser->len){ 318 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_TYPE; 319 } 320 break; 321 default: 322 btstack_unreachable(); 323 break; 324 } 325 data_buffer += bytes_to_consume; 326 data_len -= bytes_to_consume; 327 } 328 } 329 330 static void pbap_client_yml_append_character(yxml_t * xml_parser, char * buffer, uint16_t buffer_size){ 331 // "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." 332 uint16_t char_len = (uint16_t) strlen(xml_parser->data); 333 btstack_assert(char_len <= 4); 334 uint16_t dest_len = (uint16_t) strlen(buffer); 335 uint16_t zero_pos = dest_len + char_len; 336 if (zero_pos >= buffer_size) return; 337 memcpy(&buffer[dest_len], xml_parser->data, char_len); 338 buffer[zero_pos] = '\0'; 339 } 340 341 static void pbap_client_process_vcard_list_body(pbap_client_t *client, const uint8_t *data, uint16_t data_len) { 342 343 while (data_len--) { 344 yxml_ret_t r = yxml_parse(&client->xml_parser, *data++); 345 switch (r) { 346 case YXML_ELEMSTART: 347 client->parser_card_found = strcmp("card", client->xml_parser.elem) == 0; 348 break; 349 case YXML_ELEMEND: 350 if (client->parser_card_found) { 351 pbap_client_emit_card_result_event(client, client->parser_name, 352 client->parser_handle); 353 } 354 client->parser_card_found = false; 355 break; 356 case YXML_ATTRSTART: 357 if (!client->parser_card_found) break; 358 if (strcmp("name", client->xml_parser.attr) == 0) { 359 client->parser_name_found = true; 360 client->parser_name[0] = 0; 361 break; 362 } 363 if (strcmp("handle", client->xml_parser.attr) == 0) { 364 client->parser_handle_found = true; 365 client->parser_handle[0] = 0; 366 break; 367 } 368 break; 369 case YXML_ATTRVAL: 370 if (client->parser_name_found) { 371 pbap_client_yml_append_character(&client->xml_parser, 372 client->parser_name, 373 sizeof(client->parser_name)); 374 break; 375 } 376 if (client->parser_handle_found) { 377 pbap_client_yml_append_character(&client->xml_parser, 378 client->parser_handle, 379 sizeof(client->parser_handle)); 380 break; 381 } 382 break; 383 case YXML_ATTREND: 384 client->parser_name_found = false; 385 client->parser_handle_found = false; 386 break; 387 default: 388 break; 389 } 390 } 391 } 392 393 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){ 394 pbap_client_t * client = (pbap_client_t *) user_data; 395 switch (header_id){ 396 case OBEX_HEADER_CONNECTION_ID: 397 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){ 398 goep_client_set_connection_id(client->goep_cid, big_endian_read_32(client->obex_header_buffer, 0)); 399 } 400 break; 401 case OBEX_HEADER_AUTHENTICATION_CHALLENGE: 402 obex_auth_parser_process_data(&client->obex_auth_parser, data_buffer, data_len); 403 break; 404 default: 405 break; 406 } 407 } 408 409 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){ 410 UNUSED(total_len); 411 UNUSED(data_offset); 412 pbap_client_t *client = (pbap_client_t *) user_data; 413 switch (header_id) { 414 case OBEX_HEADER_APPLICATION_PARAMETERS: 415 pbap_client_phonebook_size_parser_process_data(&client->phonebook_size_parser, data_buffer, data_len); 416 break; 417 default: 418 break; 419 } 420 } 421 422 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){ 423 pbap_client_t *client = (pbap_client_t *) user_data; 424 switch (header_id) { 425 case OBEX_HEADER_SINGLE_RESPONSE_MODE: 426 obex_parser_header_store(&client->obex_srm.srm_value, 1, total_len, data_offset, data_buffer, data_len); 427 break; 428 case OBEX_HEADER_SINGLE_RESPONSE_MODE_PARAMETER: 429 obex_parser_header_store(&client->obex_srm.srmp_value, 1, total_len, data_offset, data_buffer, data_len); 430 break; 431 case OBEX_HEADER_BODY: 432 case OBEX_HEADER_END_OF_BODY: 433 switch(client->state){ 434 case PBAP_CLIENT_W4_PHONEBOOK: 435 case PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE: 436 if (data_offset + data_len == total_len){ 437 client->flow_wait_for_user = true; 438 } 439 client->client_handler(PBAP_DATA_PACKET, client->goep_cid, (uint8_t *) data_buffer, data_len); 440 break; 441 case PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE: 442 pbap_client_process_vcard_list_body(client, data_buffer, data_len); 443 break; 444 default: 445 btstack_unreachable(); 446 break; 447 } 448 break; 449 default: 450 // ignore other headers 451 break; 452 } 453 } 454 455 static uint16_t pbap_client_application_params_add_vcard_selector(const pbap_client_t * client, uint8_t * application_parameters){ 456 uint16_t pos = 0; 457 if (client->vcard_selector_supported){ 458 // vCard Selector 459 if (client->vcard_selector){ 460 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR; 461 application_parameters[pos++] = 8; 462 memset(&application_parameters[pos], 0, 4); 463 pos += 4; 464 big_endian_store_32(application_parameters, pos, client->vcard_selector); 465 pos += 4; 466 } 467 // vCard Selector Operator 468 if (client->vcard_selector_operator != PBAP_VCARD_SELECTOR_OPERATOR_OR){ 469 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR_OPERATOR; 470 application_parameters[pos++] = 1; 471 application_parameters[pos++] = client->vcard_selector_operator; 472 } 473 } 474 return pos; 475 } 476 477 static uint16_t pbap_client_application_params_add_max_list_count(const pbap_client_t * client, uint8_t * application_parameters, uint16_t max_count){ 478 UNUSED(client); 479 uint16_t pos = 0; 480 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_MAX_LIST_COUNT; 481 application_parameters[pos++] = 2; 482 big_endian_store_16(application_parameters, 2, max_count); 483 pos += 2; 484 return pos; 485 } 486 487 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){ 488 uint16_t pos = 0; 489 if (client->list_start_offset != 0){ 490 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_LIST_START_OFFSET; 491 application_parameters[pos++] = 2; 492 big_endian_store_16(application_parameters, 2, list_start_offset); 493 pos += 2; 494 } 495 return pos; 496 } 497 498 static uint16_t pbap_client_application_params_add_order(const pbap_client_t * client, uint8_t * application_parameters, uint8_t order){ 499 uint16_t pos = 0; 500 if (client->order != 0){ 501 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_ORDER; 502 application_parameters[pos++] = 1; 503 application_parameters[pos++] = order; 504 } 505 return pos; 506 } 507 508 static uint16_t pbap_client_application_params_add_search_property(const pbap_client_t * client, uint8_t * application_parameters, uint8_t search_property){ 509 uint16_t pos = 0; 510 if (client->search_property != 0){ 511 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_PROPERTY; 512 application_parameters[pos++] = 1; 513 application_parameters[pos++] = search_property; 514 } 515 return pos; 516 } 517 518 static uint16_t pbap_client_application_params_add_search_value(const pbap_client_t * client, uint8_t * application_parameters, const char* search_value){ 519 uint16_t pos = 0; 520 if (client->search_value != 0){ 521 uint32_t length = (uint32_t) strlen(search_value); 522 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_VALUE; 523 application_parameters[pos++] = length; 524 memcpy (&application_parameters[pos], search_value, length); 525 pos += length; 526 } 527 return pos; 528 } 529 530 // max size: PBAP_MAX_PHONE_NUMBER_LEN + 5 531 static uint16_t pbap_client_application_params_add_phone_number(const pbap_client_t * client, uint8_t * application_parameters){ 532 uint16_t pos = 0; 533 if (client->phone_number){ 534 // Search by phone number 535 uint16_t phone_number_len = btstack_min(PBAP_MAX_PHONE_NUMBER_LEN, (uint16_t) strlen(client->phone_number)); 536 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_VALUE; 537 btstack_assert(phone_number_len <= 255); 538 application_parameters[pos++] = (uint8_t) phone_number_len; 539 (void)memcpy(&application_parameters[pos], 540 client->phone_number, phone_number_len); 541 pos += phone_number_len; 542 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_PROPERTY; 543 application_parameters[pos++] = 1; 544 application_parameters[pos++] = 0x01; // Number 545 } 546 return pos; 547 } 548 549 static uint16_t pbap_client_application_params_add_property_selector(const pbap_client_t * client, uint8_t * application_parameters){ 550 // TODO: support format 551 uint16_t pos = 0; 552 uint32_t property_selector_lower = client->property_selector; 553 if (client->vcard_name != NULL){ 554 if (strncmp(client->vcard_name, "X-BT-UID:", 9) == 0) { 555 property_selector_lower |= 1U << 31; 556 } 557 if (strncmp(client->vcard_name, "X-BT-UCI:", 9) == 0) { 558 property_selector_lower |= 1U << 30; 559 } 560 } 561 if (property_selector_lower != 0){ 562 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PROPERTY_SELECTOR; 563 application_parameters[pos++] = 8; 564 big_endian_store_32(application_parameters, pos, 0); // upper 32-bits are reserved/unused so far 565 pos += 4; 566 big_endian_store_32(application_parameters, pos, property_selector_lower); 567 pos += 4; 568 } 569 return pos; 570 } 571 572 // Mandatory if the PSE advertises a PbapSupportedFeatures attribute in its SDP record, else excluded. 573 static uint16_t pbap_client_application_parameters_add_supported_features(const pbap_client_t * client, uint8_t *application_parameters) { 574 uint16_t pos = 0; 575 if (goep_client_get_pbap_supported_features(client->goep_cid) != PBAP_FEATURES_NOT_PRESENT){ 576 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PBAP_SUPPORTED_FEATURES; 577 application_parameters[pos++] = 4; 578 big_endian_store_32(application_parameters, 2, pbap_client_supported_features); 579 pos += 4; 580 } 581 return pos; 582 } 583 584 static void pbap_client_add_application_parameters(const pbap_client_t * client, uint8_t * application_parameters, uint16_t len){ 585 if (len > 0){ 586 goep_client_header_add_application_parameters(client->goep_cid, &application_parameters[0], len); 587 } 588 } 589 590 static void pbap_client_prepare_srm_header(pbap_client_t * client){ 591 obex_srm_client_set_waiting(&client->obex_srm, client->flow_control_enabled); 592 obex_srm_client_prepare_header(&client->obex_srm, client->goep_cid); 593 } 594 595 static void pbap_client_prepare_get_operation(pbap_client_t * client){ 596 obex_parser_init_for_response(&client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_operation, client); 597 obex_srm_client_reset_fields(&client->obex_srm); 598 client->obex_parser_waiting_for_response = true; 599 } 600 601 static void pbap_handle_can_send_now(pbap_client_t *pbap_client) { 602 uint16_t path_element_start; 603 uint16_t path_element_len; 604 const char * path_element; 605 uint8_t application_parameters[PBAP_MAX_PHONE_NUMBER_LEN + 10]; 606 uint8_t challenge_response[36]; 607 uint16_t pos; 608 609 MD5_CTX md5_ctx; 610 611 if (pbap_client->abort_operation){ 612 pbap_client->abort_operation = 0; 613 // prepare request 614 goep_client_request_create_abort(pbap_client->goep_cid); 615 // state 616 pbap_client->state = PBAP_CLIENT_W4_ABORT_COMPLETE; 617 // prepare response 618 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_ABORT, NULL, pbap_client); 619 obex_srm_client_init(&pbap_client->obex_srm); 620 pbap_client->obex_parser_waiting_for_response = true; 621 // send packet 622 goep_client_execute(pbap_client->goep_cid); 623 return; 624 } 625 626 switch (pbap_client->state){ 627 case PBAP_CLIENT_W2_SEND_CONNECT_REQUEST: 628 // prepare request 629 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 630 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 631 pos = 0; 632 pos += pbap_client_application_parameters_add_supported_features(pbap_client, &application_parameters[pos]); 633 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 634 // state 635 pbap_client->state = PBAP_CLIENT_W4_CONNECT_RESPONSE; 636 // prepare response 637 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 638 obex_auth_parser_init(&pbap_client->obex_auth_parser); 639 obex_srm_client_init(&pbap_client->obex_srm); 640 pbap_client->obex_parser_waiting_for_response = true; 641 // send packet 642 goep_client_execute(pbap_client->goep_cid); 643 break; 644 case PBAP_CLIENT_W2_SEND_AUTHENTICATED_CONNECT: 645 // prepare request 646 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 647 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 648 // setup authentication challenge response 649 pos = 0; 650 challenge_response[pos++] = 0; // Tag Digest 651 challenge_response[pos++] = 16; // Len 652 // calculate md5 653 MD5_Init(&md5_ctx); 654 MD5_Update(&md5_ctx, pbap_client->obex_auth_parser.authentication_nonce, 16); 655 MD5_Update(&md5_ctx, &colon, 1); 656 MD5_Update(&md5_ctx, pbap_client->authentication_password, (uint16_t) strlen(pbap_client->authentication_password)); 657 MD5_Final(&challenge_response[pos], &md5_ctx); 658 pos += 16; 659 challenge_response[pos++] = 2; // Tag Nonce 660 challenge_response[pos++] = 16; // Len 661 (void)memcpy(&challenge_response[pos], pbap_client->obex_auth_parser.authentication_nonce, 16); 662 pos += 16; 663 goep_client_header_add_challenge_response(pbap_client->goep_cid, challenge_response, pos); 664 // state 665 pbap_client->state = PBAP_CLIENT_W4_CONNECT_RESPONSE; 666 // prepare response 667 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 668 obex_srm_client_init(&pbap_client->obex_srm); 669 pbap_client->obex_parser_waiting_for_response = true; 670 // send packet 671 goep_client_execute(pbap_client->goep_cid); 672 break; 673 case PBAP_CLIENT_W2_SEND_DISCONNECT_REQUEST: 674 // prepare request 675 goep_client_request_create_disconnect(pbap_client->goep_cid); 676 // state 677 pbap_client->state = PBAP_CLIENT_W4_DISCONNECT_RESPONSE; 678 // prepare response 679 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_DISCONNECT, NULL, pbap_client); 680 obex_srm_client_init(&pbap_client->obex_srm); 681 pbap_client->obex_parser_waiting_for_response = true; 682 // send packet 683 goep_client_execute(pbap_client->goep_cid); 684 return; 685 case PBAP_CLIENT_W2_GET_PHONEBOOK_SIZE: 686 // prepare request 687 goep_client_request_create_get(pbap_client->goep_cid); 688 pbap_client_prepare_srm_header(pbap_client); 689 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 690 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 691 692 pos = 0; 693 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 694 // just get size 695 pos += pbap_client_application_params_add_max_list_count(pbap_client, &application_parameters[pos], 0); 696 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 697 698 // state 699 pbap_client->state = PBAP_CLIENT_W4_GET_PHONEBOOK_SIZE_COMPLETE; 700 // prepare response 701 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_phonebook_size, pbap_client); 702 obex_srm_client_init(&pbap_client->obex_srm); 703 pbap_client_phonebook_size_parser_init(&pbap_client->phonebook_size_parser); 704 pbap_client->obex_parser_waiting_for_response = true; 705 // send packet 706 goep_client_execute(pbap_client->goep_cid); 707 break; 708 case PBAP_CLIENT_W2_PULL_PHONEBOOK: 709 // prepare request 710 goep_client_request_create_get(pbap_client->goep_cid); 711 if (pbap_client->request_number == 0){ 712 obex_srm_client_init(&pbap_client->obex_srm); 713 pbap_client_prepare_srm_header(pbap_client); 714 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 715 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 716 717 pos = 0; 718 pos += pbap_client_application_params_add_property_selector(pbap_client, &application_parameters[pos]); 719 if (pbap_client->max_list_count){ 720 pos += pbap_client_application_params_add_max_list_count(pbap_client, &application_parameters[pos], pbap_client->max_list_count); 721 } 722 pos += pbap_client_application_params_add_list_start_offset (pbap_client, &application_parameters[pos], pbap_client->list_start_offset); 723 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 724 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 725 } else { 726 pbap_client_prepare_srm_header(pbap_client); 727 } 728 // state 729 pbap_client->state = PBAP_CLIENT_W4_PHONEBOOK; 730 pbap_client->flow_next_triggered = 0; 731 pbap_client->flow_wait_for_user = false; 732 // prepare response 733 pbap_client_prepare_get_operation(pbap_client); 734 // send packet 735 pbap_client->request_number++; 736 goep_client_execute(pbap_client->goep_cid); 737 break; 738 case PBAP_CLIENT_W2_GET_CARD_LIST: 739 // prepare request 740 goep_client_request_create_get(pbap_client->goep_cid); 741 if (pbap_client->request_number == 0){ 742 obex_srm_client_init(&pbap_client->obex_srm); 743 pbap_client_prepare_srm_header(pbap_client); 744 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 745 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_listing_type); 746 747 pos = 0; 748 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 749 pos += pbap_client_application_params_add_phone_number(pbap_client, &application_parameters[pos]); 750 if (pbap_client->search_value != NULL){ 751 pos += pbap_client_application_params_add_search_value(pbap_client, &application_parameters[pos], pbap_client->search_value); 752 } 753 if (pbap_client->search_property){ 754 pos += pbap_client_application_params_add_search_property(pbap_client, &application_parameters[pos], pbap_client->search_property); 755 } 756 if (pbap_client->order){ 757 pos += pbap_client_application_params_add_order(pbap_client, &application_parameters[pos], pbap_client->order); 758 } 759 if (pbap_client->max_list_count){ 760 pos += pbap_client_application_params_add_max_list_count(pbap_client, &application_parameters[pos], pbap_client->max_list_count); 761 } 762 if (pbap_client->list_start_offset){ 763 pos += pbap_client_application_params_add_list_start_offset (pbap_client, &application_parameters[pos], pbap_client->list_start_offset); 764 } 765 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 766 } else { 767 pbap_client_prepare_srm_header(pbap_client); 768 } 769 // state 770 pbap_client->state = PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE; 771 // prepare response 772 pbap_client_prepare_get_operation(pbap_client); 773 // send packet 774 pbap_client->request_number++; 775 goep_client_execute(pbap_client->goep_cid); 776 break; 777 case PBAP_CLIENT_W2_GET_CARD_ENTRY: 778 // prepare request 779 goep_client_request_create_get(pbap_client->goep_cid); 780 if (pbap_client->request_number == 0){ 781 obex_srm_client_init(&pbap_client->obex_srm); 782 pbap_client_prepare_srm_header(pbap_client); 783 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->vcard_name); 784 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_entry_type); 785 786 pos = 0; 787 pos += pbap_client_application_params_add_property_selector(pbap_client, &application_parameters[pos]); 788 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 789 } else { 790 pbap_client_prepare_srm_header(pbap_client); 791 } 792 // state 793 pbap_client->state = PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE; 794 // prepare response 795 pbap_client_prepare_get_operation(pbap_client); 796 // send packet 797 pbap_client->request_number++; 798 goep_client_execute(pbap_client->goep_cid); 799 break; 800 case PBAP_CLIENT_W2_SET_PATH_ROOT: 801 // prepare request 802 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 803 goep_client_header_add_name(pbap_client->goep_cid, ""); 804 // state 805 pbap_client->state = PBAP_CLIENT_W4_SET_PATH_ROOT_COMPLETE; 806 // prepare response 807 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 808 obex_srm_client_init(&pbap_client->obex_srm); 809 pbap_client->obex_parser_waiting_for_response = true; 810 // send packet 811 goep_client_execute(pbap_client->goep_cid); 812 break; 813 case PBAP_CLIENT_W2_SET_PATH_ELEMENT: 814 // prepare request 815 // find '/' or '\0' 816 path_element_start = pbap_client->set_path_offset; 817 while ((pbap_client->current_folder[pbap_client->set_path_offset] != '\0') && 818 (pbap_client->current_folder[pbap_client->set_path_offset] != '/')){ 819 pbap_client->set_path_offset++; 820 } 821 path_element_len = pbap_client->set_path_offset-path_element_start; 822 path_element = (const char *) &pbap_client->current_folder[path_element_start]; 823 824 // skip / 825 if (pbap_client->current_folder[pbap_client->set_path_offset] == '/'){ 826 pbap_client->set_path_offset++; 827 } 828 829 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 830 goep_client_header_add_name_prefix(pbap_client->goep_cid, path_element, path_element_len); // next element 831 // state 832 pbap_client->state = PBAP_CLIENT_W4_SET_PATH_ELEMENT_COMPLETE; 833 // prepare response 834 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 835 obex_srm_client_init(&pbap_client->obex_srm); 836 pbap_client->obex_parser_waiting_for_response = true; 837 // send packet 838 goep_client_execute(pbap_client->goep_cid); 839 break; 840 default: 841 break; 842 } 843 } 844 845 static void pbap_packet_handler_hci(uint8_t *packet, uint16_t size){ 846 UNUSED(size); 847 uint8_t status; 848 849 pbap_client_t * client; 850 851 switch (hci_event_packet_get_type(packet)) { 852 case HCI_EVENT_GOEP_META: 853 switch (hci_event_goep_meta_get_subevent_code(packet)){ 854 case GOEP_SUBEVENT_CONNECTION_OPENED: 855 client = pbap_client_for_cid(goep_subevent_connection_opened_get_goep_cid(packet)); 856 btstack_assert(client != NULL); 857 status = goep_subevent_connection_opened_get_status(packet); 858 goep_subevent_connection_opened_get_bd_addr(packet, client->bd_addr); 859 if (status){ 860 log_info("pbap: connection failed %u", status); 861 pbap_client_finalize(client); 862 pbap_client_emit_connected_event(client, status); 863 } else { 864 log_info("pbap: connection established"); 865 client->con_handle = goep_subevent_connection_opened_get_con_handle(packet); 866 client->state = PBAP_CLIENT_W2_SEND_CONNECT_REQUEST; 867 goep_client_request_can_send_now(client->goep_cid); 868 } 869 break; 870 case GOEP_SUBEVENT_CONNECTION_CLOSED: 871 client = pbap_client_for_cid(goep_subevent_connection_closed_get_goep_cid(packet)); 872 btstack_assert(client != NULL); 873 if (client->state > PBAP_CLIENT_CONNECTED){ 874 pbap_client_emit_operation_complete_event(client, OBEX_DISCONNECTED); 875 } 876 pbap_client_finalize(client); 877 pbap_client_emit_connection_closed_event(client); 878 break; 879 case GOEP_SUBEVENT_CAN_SEND_NOW: 880 client = pbap_client_for_cid(goep_subevent_can_send_now_get_goep_cid(packet)); 881 btstack_assert(client != NULL); 882 pbap_handle_can_send_now(client); 883 break; 884 default: 885 break; 886 } 887 break; 888 default: 889 break; 890 } 891 } 892 893 static void pbap_packet_handler_goep(pbap_client_t *client, uint8_t *packet, uint16_t size) { 894 895 if (client->obex_parser_waiting_for_response == false) return; 896 897 obex_parser_object_state_t parser_state; 898 parser_state = obex_parser_process_data(&client->obex_parser, packet, size); 899 if (parser_state == OBEX_PARSER_OBJECT_STATE_COMPLETE){ 900 client->obex_parser_waiting_for_response = false; 901 obex_parser_operation_info_t op_info; 902 obex_parser_get_operation_info(&client->obex_parser, &op_info); 903 switch (client->state){ 904 case PBAP_CLIENT_W4_CONNECT_RESPONSE: 905 switch (op_info.response_code) { 906 case OBEX_RESP_SUCCESS: 907 client->state = PBAP_CLIENT_CONNECTED; 908 client->vcard_selector_supported = pbap_client_supported_features & goep_client_get_pbap_supported_features(client->goep_cid) & PBAP_SUPPORTED_FEATURES_VCARD_SELECTING; 909 pbap_client_emit_connected_event(client, ERROR_CODE_SUCCESS); 910 break; 911 case OBEX_RESP_UNAUTHORIZED: 912 client->state = PBAP_CLIENT_W4_USER_AUTHENTICATION; 913 pbap_client_emit_authentication_event(client, client->obex_auth_parser.authentication_options); 914 break; 915 default: 916 log_info("pbap: obex connect failed, result 0x%02x", packet[0]); 917 client->state = PBAP_CLIENT_INIT; 918 pbap_client_emit_connected_event(client, OBEX_CONNECT_FAILED); 919 break; 920 } 921 break; 922 case PBAP_CLIENT_W4_DISCONNECT_RESPONSE: 923 client->state = PBAP_CLIENT_CONNECTED; 924 goep_client_disconnect(client->goep_cid); 925 break; 926 case PBAP_CLIENT_W4_SET_PATH_ROOT_COMPLETE: 927 case PBAP_CLIENT_W4_SET_PATH_ELEMENT_COMPLETE: 928 switch (op_info.response_code) { 929 case OBEX_RESP_SUCCESS: 930 // more path? 931 if (client->current_folder[client->set_path_offset]) { 932 client->state = PBAP_CLIENT_W2_SET_PATH_ELEMENT; 933 goep_client_request_can_send_now(client->goep_cid); 934 } else { 935 client->current_folder = NULL; 936 client->state = PBAP_CLIENT_CONNECTED; 937 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 938 } 939 break; 940 case OBEX_RESP_NOT_FOUND: 941 client->state = PBAP_CLIENT_CONNECTED; 942 pbap_client_emit_operation_complete_event(client, OBEX_NOT_FOUND); 943 break; 944 default: 945 client->state = PBAP_CLIENT_CONNECTED; 946 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 947 break; 948 } 949 break; 950 case PBAP_CLIENT_W4_PHONEBOOK: 951 switch (op_info.response_code) { 952 case OBEX_RESP_CONTINUE: 953 obex_srm_client_handle_headers(&client->obex_srm); 954 if (obex_srm_client_is_srm_active(&client->obex_srm)) { 955 // prepare response 956 pbap_client_prepare_get_operation(client); 957 break; 958 } 959 client->state = PBAP_CLIENT_W2_PULL_PHONEBOOK; 960 if (!client->flow_control_enabled || !client->flow_wait_for_user || 961 client->flow_next_triggered) { 962 goep_client_request_can_send_now(client->goep_cid); 963 } 964 break; 965 case OBEX_RESP_SUCCESS: 966 client->state = PBAP_CLIENT_CONNECTED; 967 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 968 break; 969 default: 970 log_info("unexpected response 0x%02x", packet[0]); 971 client->state = PBAP_CLIENT_CONNECTED; 972 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 973 break; 974 } 975 break; 976 case PBAP_CLIENT_W4_GET_PHONEBOOK_SIZE_COMPLETE: 977 switch (op_info.response_code) { 978 case OBEX_RESP_SUCCESS: 979 if (client->phonebook_size_parser.have_size) { 980 uint16_t phonebook_size = big_endian_read_16(client->phonebook_size_parser.size_buffer, 0); 981 client->state = PBAP_CLIENT_CONNECTED; 982 pbap_client_emit_phonebook_size_event(client, 0, phonebook_size); 983 break; 984 } 985 /* fall through */ 986 default: 987 client->state = PBAP_CLIENT_CONNECTED; 988 pbap_client_emit_phonebook_size_event(client, OBEX_UNKNOWN_ERROR, 0); 989 break; 990 } 991 break; 992 case PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE: 993 switch (op_info.response_code) { 994 case OBEX_RESP_CONTINUE: 995 // handle continue 996 obex_srm_client_handle_headers(&client->obex_srm); 997 if (obex_srm_client_is_srm_active(&client->obex_srm)) { 998 // prepare response 999 pbap_client_prepare_get_operation(client); 1000 break; 1001 } 1002 client->state = PBAP_CLIENT_W2_GET_CARD_LIST; 1003 goep_client_request_can_send_now(client->goep_cid); 1004 break; 1005 case OBEX_RESP_SUCCESS: 1006 // done 1007 client->state = PBAP_CLIENT_CONNECTED; 1008 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 1009 break; 1010 case OBEX_RESP_NOT_ACCEPTABLE: 1011 client->state = PBAP_CLIENT_CONNECTED; 1012 pbap_client_emit_operation_complete_event(client, OBEX_NOT_ACCEPTABLE); 1013 break; 1014 default: 1015 log_info("unexpected response 0x%02x", packet[0]); 1016 client->state = PBAP_CLIENT_CONNECTED; 1017 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 1018 break; 1019 } 1020 break; 1021 case PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE: 1022 switch (op_info.response_code) { 1023 case OBEX_RESP_CONTINUE: 1024 obex_srm_client_handle_headers(&client->obex_srm); 1025 if (obex_srm_client_is_srm_active(&client->obex_srm)) { 1026 // prepare response 1027 pbap_client_prepare_get_operation(client); 1028 break; 1029 } 1030 client->state = PBAP_CLIENT_W2_GET_CARD_ENTRY; 1031 goep_client_request_can_send_now(client->goep_cid); 1032 break; 1033 case OBEX_RESP_SUCCESS: 1034 client->state = PBAP_CLIENT_CONNECTED; 1035 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 1036 break; 1037 case OBEX_RESP_NOT_ACCEPTABLE: 1038 client->state = PBAP_CLIENT_CONNECTED; 1039 pbap_client_emit_operation_complete_event(client, OBEX_NOT_ACCEPTABLE); 1040 break; 1041 default: 1042 log_info("unexpected response 0x%02x", packet[0]); 1043 client->state = PBAP_CLIENT_CONNECTED; 1044 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 1045 break; 1046 } 1047 break; 1048 case PBAP_CLIENT_W4_ABORT_COMPLETE: 1049 client->state = PBAP_CLIENT_CONNECTED; 1050 pbap_client_emit_operation_complete_event(client, OBEX_ABORTED); 1051 break; 1052 default: 1053 btstack_unreachable(); 1054 break; 1055 } 1056 } 1057 } 1058 1059 static void pbap_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 1060 UNUSED(channel); // ok: there is no channel 1061 UNUSED(size); // ok: handling own geop events 1062 1063 pbap_client_t * client; 1064 1065 switch (packet_type){ 1066 case HCI_EVENT_PACKET: 1067 pbap_packet_handler_hci(packet, size); 1068 break; 1069 case GOEP_DATA_PACKET: 1070 client = pbap_client_for_cid(channel); 1071 btstack_assert(client != NULL); 1072 pbap_packet_handler_goep(client, packet, size); 1073 break; 1074 default: 1075 break; 1076 } 1077 } 1078 1079 void pbap_client_init(void){ 1080 pbap_client_supported_features = 1081 PBAP_SUPPORTED_FEATURES_DOWNLOAD | 1082 PBAP_SUPPORTED_FEATURES_BROWSING | 1083 PBAP_SUPPORTED_FEATURES_DATABASE_IDENTIFIER | 1084 PBAP_SUPPORTED_FEATURES_FOLDER_VERSION_COUNTERS | 1085 PBAP_SUPPORTED_FEATURES_VCARD_SELECTING | 1086 PBAP_SUPPORTED_FEATURES_ENHANCED_MISSED_CALLS | 1087 PBAP_SUPPORTED_FEATURES_DEFAULT_CONTACT_IMAGE_FORMAT | 1088 PBAP_SUPPORTED_FEATURES_X_BT_UCI_VCARD_PROPERTY | 1089 PBAP_SUPPORTED_FEATURES_X_BT_UID_VCARD_PROPERTY | 1090 PBAP_SUPPORTED_FEATURES_CONTACT_REFERENCING; 1091 1092 pbap_client_singleton_used = false; 1093 } 1094 1095 void pbap_client_deinit(void){ 1096 } 1097 1098 uint8_t pbap_client_connect(pbap_client_t * client, l2cap_ertm_config_t *l2cap_ertm_config, uint8_t *l2cap_ertm_buffer, 1099 uint16_t l2cap_ertm_buffer_size, btstack_packet_handler_t handler, bd_addr_t addr, uint16_t * out_cid) { 1100 client->state = PBAP_CLIENT_W4_GOEP_CONNECTION; 1101 client->client_handler = handler; 1102 client->vcard_selector = 0; 1103 client->vcard_selector_operator = PBAP_VCARD_SELECTOR_OPERATOR_OR; 1104 1105 btstack_linked_list_add(&pbap_clients, (btstack_linked_item_t*) client); 1106 1107 uint8_t status = goep_client_connect(&client->goep_client, l2cap_ertm_config, l2cap_ertm_buffer, l2cap_ertm_buffer_size, 1108 &pbap_packet_handler, addr, BLUETOOTH_SERVICE_CLASS_PHONEBOOK_ACCESS_PSE, 0, &client->goep_cid); 1109 *out_cid = client->goep_cid; 1110 1111 if (status) { 1112 pbap_client_finalize(client); 1113 } 1114 return status; 1115 } 1116 1117 uint8_t pbap_connect(btstack_packet_handler_t handler, bd_addr_t addr, uint16_t * out_cid){ 1118 static pbap_client_t pbap_client_singleton; 1119 1120 l2cap_ertm_config_t *l2cap_ertm_config = NULL; 1121 uint8_t *l2cap_ertm_buffer = NULL; 1122 uint16_t l2cap_ertm_buffer_size = 0; 1123 1124 #ifdef ENABLE_GOEP_L2CAP 1125 // singleton instance 1126 static uint8_t pbap_client_singleton_ertm_buffer[1000]; 1127 static l2cap_ertm_config_t pbap_client_singleton_ertm_config = { 1128 1, // ertm mandatory 1129 2, // max transmit, some tests require > 1 1130 2000, 1131 12000, 1132 512, // l2cap ertm mtu 1133 2, 1134 2, 1135 1, // 16-bit FCS 1136 }; 1137 1138 l2cap_ertm_config = &pbap_client_singleton_ertm_config; 1139 l2cap_ertm_buffer = pbap_client_singleton_ertm_buffer; 1140 l2cap_ertm_buffer_size = sizeof(pbap_client_singleton_ertm_buffer); 1141 #endif 1142 1143 if (pbap_client_singleton_used && pbap_client_singleton.state != PBAP_CLIENT_INIT){ 1144 return BTSTACK_MEMORY_ALLOC_FAILED; 1145 } 1146 1147 pbap_client_singleton_used = true; 1148 1149 memset(&pbap_client_singleton, 0, sizeof(pbap_client_t)); 1150 return pbap_client_connect(&pbap_client_singleton, l2cap_ertm_config, l2cap_ertm_buffer, l2cap_ertm_buffer_size, handler, addr, out_cid); 1151 } 1152 1153 uint8_t pbap_disconnect(uint16_t pbap_cid){ 1154 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1155 if (pbap_client == NULL){ 1156 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1157 } 1158 if (pbap_client->state < PBAP_CLIENT_CONNECTED){ 1159 return BTSTACK_BUSY; 1160 } 1161 pbap_client->state = PBAP_CLIENT_W2_SEND_DISCONNECT_REQUEST; 1162 goep_client_request_can_send_now(pbap_client->goep_cid); 1163 return ERROR_CODE_SUCCESS; 1164 } 1165 1166 uint8_t pbap_get_phonebook_size(uint16_t pbap_cid, const char * path){ 1167 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1168 if (pbap_client == NULL){ 1169 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1170 } 1171 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1172 return BTSTACK_BUSY; 1173 } 1174 pbap_client->state = PBAP_CLIENT_W2_GET_PHONEBOOK_SIZE; 1175 pbap_client->phonebook_path = path; 1176 pbap_client->request_number = 0; 1177 goep_client_request_can_send_now(pbap_client->goep_cid); 1178 return ERROR_CODE_SUCCESS; 1179 } 1180 1181 uint8_t pbap_pull_phonebook(uint16_t pbap_cid, const char * path){ 1182 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1183 if (pbap_client == NULL){ 1184 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1185 } 1186 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1187 return BTSTACK_BUSY; 1188 } 1189 pbap_client->state = PBAP_CLIENT_W2_PULL_PHONEBOOK; 1190 pbap_client->phonebook_path = path; 1191 pbap_client->vcard_name = NULL; 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_set_phonebook(uint16_t pbap_cid, const char * path){ 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_SET_PATH_ROOT; 1206 pbap_client->current_folder = path; 1207 pbap_client->set_path_offset = 0; 1208 goep_client_request_can_send_now(pbap_client->goep_cid); 1209 return ERROR_CODE_SUCCESS; 1210 } 1211 1212 uint8_t pbap_authentication_password(uint16_t pbap_cid, const char * password){ 1213 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1214 if (pbap_client == NULL){ 1215 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1216 } 1217 if (pbap_client->state != PBAP_CLIENT_W4_USER_AUTHENTICATION){ 1218 return BTSTACK_BUSY; 1219 } 1220 pbap_client->state = PBAP_CLIENT_W2_SEND_AUTHENTICATED_CONNECT; 1221 pbap_client->authentication_password = password; 1222 goep_client_request_can_send_now(pbap_client->goep_cid); 1223 return ERROR_CODE_SUCCESS; 1224 } 1225 1226 uint8_t pbap_pull_vcard_listing(uint16_t pbap_cid, const char * path){ 1227 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1228 if (pbap_client == NULL){ 1229 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1230 } 1231 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1232 return BTSTACK_BUSY; 1233 } 1234 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_LIST; 1235 pbap_client->phonebook_path = path; 1236 pbap_client->phone_number = NULL; 1237 pbap_client->request_number = 0; 1238 pbap_client_vcard_listing_init_parser(pbap_client); 1239 goep_client_request_can_send_now(pbap_client->goep_cid); 1240 return ERROR_CODE_SUCCESS; 1241 } 1242 1243 uint8_t pbap_pull_vcard_entry(uint16_t pbap_cid, const char * path){ 1244 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1245 if (pbap_client == NULL){ 1246 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1247 } 1248 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1249 return BTSTACK_BUSY; 1250 } 1251 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_ENTRY; 1252 // pbap_client->phonebook_path = NULL; 1253 // pbap_client->phone_number = NULL; 1254 pbap_client->vcard_name = path; 1255 pbap_client->request_number = 0; 1256 goep_client_request_can_send_now(pbap_client->goep_cid); 1257 return ERROR_CODE_SUCCESS; 1258 } 1259 1260 uint8_t pbap_lookup_by_number(uint16_t pbap_cid, const char * phone_number){ 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->state = PBAP_CLIENT_W2_GET_CARD_LIST; 1269 pbap_client->phonebook_path = pbap_vcard_listing_name; 1270 pbap_client->phone_number = phone_number; 1271 pbap_client->request_number = 0; 1272 pbap_client_vcard_listing_init_parser(pbap_client); 1273 goep_client_request_can_send_now(pbap_client->goep_cid); 1274 return ERROR_CODE_SUCCESS; 1275 } 1276 1277 uint8_t pbap_abort(uint16_t pbap_cid){ 1278 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1279 if (pbap_client == NULL){ 1280 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1281 } 1282 if ((pbap_client->state < PBAP_CLIENT_CONNECTED) || (pbap_client->abort_operation != 0)){ 1283 return ERROR_CODE_COMMAND_DISALLOWED; 1284 } 1285 log_info("abort current operation, state 0x%02x", pbap_client->state); 1286 pbap_client->abort_operation = 1; 1287 return ERROR_CODE_SUCCESS; 1288 } 1289 1290 uint8_t pbap_next_packet(uint16_t pbap_cid){ 1291 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1292 if (pbap_client == NULL){ 1293 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1294 } 1295 if (pbap_client->flow_wait_for_user == false){ 1296 return ERROR_CODE_SUCCESS; 1297 } 1298 switch (pbap_client->state){ 1299 case PBAP_CLIENT_W2_PULL_PHONEBOOK: 1300 goep_client_request_can_send_now(pbap_client->goep_cid); 1301 break; 1302 case PBAP_CLIENT_W4_PHONEBOOK: 1303 pbap_client->flow_next_triggered = 1; 1304 break; 1305 default: 1306 break; 1307 } 1308 return ERROR_CODE_SUCCESS; 1309 } 1310 1311 uint8_t pbap_set_flow_control_mode(uint16_t pbap_cid, int enable){ 1312 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1313 if (pbap_client == NULL){ 1314 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1315 } 1316 switch (pbap_client->state){ 1317 case PBAP_CLIENT_CONNECTED: 1318 case PBAP_CLIENT_W4_PHONEBOOK: 1319 pbap_client->flow_control_enabled = enable; 1320 return ERROR_CODE_SUCCESS; 1321 default: 1322 return BTSTACK_BUSY; 1323 } 1324 } 1325 1326 uint8_t pbap_set_vcard_selector(uint16_t pbap_cid, uint32_t vcard_selector){ 1327 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1328 if (pbap_client == NULL){ 1329 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1330 } 1331 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1332 return BTSTACK_BUSY; 1333 } 1334 pbap_client->vcard_selector = vcard_selector; 1335 return ERROR_CODE_SUCCESS; 1336 } 1337 1338 uint8_t pbap_set_vcard_selector_operator(uint16_t pbap_cid, int vcard_selector_operator){ 1339 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1340 if (pbap_client == NULL){ 1341 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1342 } 1343 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1344 return BTSTACK_BUSY; 1345 } 1346 pbap_client->vcard_selector_operator = vcard_selector_operator; 1347 return ERROR_CODE_SUCCESS; 1348 } 1349 1350 uint8_t pbap_set_property_selector(uint16_t pbap_cid, uint32_t property_selector){ 1351 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1352 if (pbap_client == NULL){ 1353 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1354 } 1355 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1356 return BTSTACK_BUSY; 1357 } 1358 pbap_client->property_selector = property_selector; 1359 return ERROR_CODE_SUCCESS; 1360 } 1361 1362 uint8_t pbap_set_max_list_count(uint16_t pbap_cid, uint16_t max_list_count){ 1363 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1364 if (pbap_client == NULL){ 1365 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1366 } 1367 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1368 return BTSTACK_BUSY; 1369 } 1370 pbap_client->max_list_count = max_list_count; 1371 return ERROR_CODE_SUCCESS; 1372 } 1373 1374 uint8_t pbap_set_list_start_offset(uint16_t pbap_cid, uint16_t list_start_offset){ 1375 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1376 if (pbap_client == NULL){ 1377 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1378 } 1379 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1380 return BTSTACK_BUSY; 1381 } 1382 pbap_client->list_start_offset = list_start_offset; 1383 return ERROR_CODE_SUCCESS; 1384 } 1385 1386 uint8_t pbap_set_order(uint16_t pbap_cid, uint8_t order){ 1387 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1388 if (pbap_client == NULL){ 1389 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1390 } 1391 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1392 return BTSTACK_BUSY; 1393 } 1394 pbap_client->order = order; 1395 return ERROR_CODE_SUCCESS; 1396 } 1397 1398 uint8_t pbap_set_search_property(uint16_t pbap_cid, uint8_t search_property){ 1399 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1400 if (pbap_client == NULL){ 1401 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1402 } 1403 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1404 return BTSTACK_BUSY; 1405 } 1406 pbap_client->search_property = search_property; 1407 return ERROR_CODE_SUCCESS; 1408 } 1409 1410 uint8_t pbap_set_search_value(uint16_t pbap_cid, const char * search_value){ 1411 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1412 if (pbap_client == NULL){ 1413 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1414 } 1415 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1416 return BTSTACK_BUSY; 1417 } 1418 pbap_client->search_value = search_value; 1419 return ERROR_CODE_SUCCESS; 1420 } 1421 1422 void pbap_client_create_sdp_record(uint8_t *service, uint32_t service_record_handle, const char *service_name) { 1423 uint8_t* attribute; 1424 de_create_sequence(service); 1425 1426 // 0x0000 "Service Record Handle" 1427 de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_SERVICE_RECORD_HANDLE); 1428 de_add_number(service, DE_UINT, DE_SIZE_32, service_record_handle); 1429 1430 // 0x0001 "Service Class ID List" 1431 de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_SERVICE_CLASS_ID_LIST); 1432 attribute = de_push_sequence(service); 1433 { 1434 de_add_number(attribute, DE_UUID, DE_SIZE_16, BLUETOOTH_SERVICE_CLASS_PHONEBOOK_ACCESS_PCE); 1435 } 1436 de_pop_sequence(service, attribute); 1437 1438 // 0x0009 "Bluetooth Profile Descriptor List" 1439 de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_BLUETOOTH_PROFILE_DESCRIPTOR_LIST); 1440 attribute = de_push_sequence(service); 1441 { 1442 uint8_t *pbapServerProfile = de_push_sequence(attribute); 1443 { 1444 de_add_number(pbapServerProfile, DE_UUID, DE_SIZE_16, BLUETOOTH_SERVICE_CLASS_PHONEBOOK_ACCESS); 1445 de_add_number(pbapServerProfile, DE_UINT, DE_SIZE_16, 0x0102); // Verision 1.2 1446 } 1447 de_pop_sequence(attribute, pbapServerProfile); 1448 } 1449 de_pop_sequence(service, attribute); 1450 1451 // 0x0100 "Service Name" 1452 de_add_number(service, DE_UINT, DE_SIZE_16, 0x0100); 1453 de_add_data(service, DE_STRING, (uint16_t) strlen(service_name), (uint8_t *) service_name); 1454 }