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 // used for MD5 73 static const uint8_t colon = (uint8_t) ':'; 74 75 static uint32_t pbap_client_supported_features; 76 77 static bool pbap_client_singleton_used; 78 79 static btstack_linked_list_t pbap_clients; 80 81 // emit events 82 static void pbap_client_emit_connected_event(pbap_client_t * context, uint8_t status){ 83 uint8_t event[15]; 84 int pos = 0; 85 event[pos++] = HCI_EVENT_PBAP_META; 86 pos++; // skip len 87 event[pos++] = PBAP_SUBEVENT_CONNECTION_OPENED; 88 little_endian_store_16(event,pos,context->goep_cid); 89 pos+=2; 90 event[pos++] = status; 91 (void)memcpy(&event[pos], context->bd_addr, 6); 92 pos += 6; 93 little_endian_store_16(event,pos,context->con_handle); 94 pos += 2; 95 event[pos++] = 0; 96 event[1] = pos - 2; 97 if (pos != sizeof(event)) log_error("goep_client_emit_connected_event size %u", pos); 98 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 99 } 100 101 static void pbap_client_emit_connection_closed_event(pbap_client_t * context){ 102 uint8_t event[5]; 103 int pos = 0; 104 event[pos++] = HCI_EVENT_PBAP_META; 105 pos++; // skip len 106 event[pos++] = PBAP_SUBEVENT_CONNECTION_CLOSED; 107 little_endian_store_16(event,pos,context->goep_cid); 108 pos+=2; 109 event[1] = pos - 2; 110 if (pos != sizeof(event)) log_error("pbap_client_emit_connection_closed_event size %u", pos); 111 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 112 } 113 114 static void pbap_client_emit_operation_complete_event(pbap_client_t * context, uint8_t status){ 115 uint8_t event[6]; 116 int pos = 0; 117 event[pos++] = HCI_EVENT_PBAP_META; 118 pos++; // skip len 119 event[pos++] = PBAP_SUBEVENT_OPERATION_COMPLETED; 120 little_endian_store_16(event,pos,context->goep_cid); 121 pos+=2; 122 event[pos++]= status; 123 event[1] = pos - 2; 124 if (pos != sizeof(event)) log_error("pbap_client_emit_can_send_now_event size %u", pos); 125 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 126 } 127 128 static void pbap_client_emit_phonebook_size_event(pbap_client_t * context, uint8_t status, uint16_t phonebook_size){ 129 uint8_t event[8]; 130 int pos = 0; 131 event[pos++] = HCI_EVENT_PBAP_META; 132 pos++; // skip len 133 event[pos++] = PBAP_SUBEVENT_PHONEBOOK_SIZE; 134 little_endian_store_16(event,pos,context->goep_cid); 135 pos+=2; 136 event[pos++] = status; 137 little_endian_store_16(event,pos, phonebook_size); 138 pos+=2; 139 event[1] = pos - 2; 140 if (pos != sizeof(event)) log_error("pbap_client_emit_phonebook_size_event size %u", pos); 141 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 142 } 143 144 static void pbap_client_emit_authentication_event(pbap_client_t * context, uint8_t options){ 145 // split options 146 uint8_t user_id_required = (options & 1) ? 1 : 0; 147 uint8_t full_access = (options & 2) ? 1 : 0; 148 149 uint8_t event[7]; 150 int pos = 0; 151 event[pos++] = HCI_EVENT_PBAP_META; 152 pos++; // skip len 153 event[pos++] = PBAP_SUBEVENT_AUTHENTICATION_REQUEST; 154 little_endian_store_16(event,pos,context->goep_cid); 155 pos+=2; 156 event[pos++] = user_id_required; 157 event[pos++] = full_access; 158 if (pos != sizeof(event)) log_error("pbap_client_emit_authentication_event size %u", pos); 159 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 160 } 161 162 static void pbap_client_emit_card_result_event(pbap_client_t * context, const char * name, const char * handle){ 163 uint8_t event[5 + PBAP_MAX_NAME_LEN + PBAP_MAX_HANDLE_LEN]; 164 int pos = 0; 165 event[pos++] = HCI_EVENT_PBAP_META; 166 pos++; // skip len 167 event[pos++] = PBAP_SUBEVENT_CARD_RESULT; 168 little_endian_store_16(event,pos,context->goep_cid); 169 pos+=2; 170 int name_len = btstack_min(PBAP_MAX_NAME_LEN, (uint16_t) strlen(name)); 171 event[pos++] = name_len; 172 (void)memcpy(&event[pos], name, name_len); 173 pos += name_len; 174 int handle_len = btstack_min(PBAP_MAX_HANDLE_LEN, (uint16_t) strlen(handle)); 175 event[pos++] = handle_len; 176 (void)memcpy(&event[pos], handle, handle_len); 177 pos += handle_len; 178 event[1] = pos - 2; 179 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 180 } 181 182 static pbap_client_t * pbap_client_for_cid(uint16_t cid){ 183 btstack_linked_list_iterator_t it; 184 btstack_linked_list_iterator_init(&it, &pbap_clients); 185 while (btstack_linked_list_iterator_has_next(&it)){ 186 pbap_client_t * client = (pbap_client_t *) btstack_linked_list_iterator_next(&it); 187 if (client->goep_cid == cid){ 188 return client; 189 } 190 } 191 return NULL; 192 } 193 194 static void pbap_client_finalize(pbap_client_t *client) { 195 client->state = PBAP_CLIENT_INIT; 196 btstack_linked_list_remove(&pbap_clients, (btstack_linked_item_t*) client); 197 } 198 199 static void pbap_client_vcard_listing_init_parser(pbap_client_t * client){ 200 yxml_init(&client->xml_parser, client->xml_buffer, sizeof(client->xml_buffer)); 201 client->parser_card_found = false; 202 client->parser_name_found = false; 203 client->parser_handle_found = false; 204 } 205 206 static void pbap_client_phonebook_size_parser_init(pbap_client_phonebook_size_parser_t * phonebook_size_parer){ 207 memset(phonebook_size_parer, 0, sizeof(pbap_client_phonebook_size_parser_t)); 208 } 209 210 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){ 211 while (data_len){ 212 uint16_t bytes_to_consume = 1; 213 switch(phonebook_size_parser->state){ 214 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID: 215 return; 216 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE: 217 phonebook_size_parser->type = *data_buffer; 218 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN; 219 break; 220 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN: 221 phonebook_size_parser->len = *data_buffer; 222 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE; 223 switch (phonebook_size_parser->type){ 224 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 225 if (phonebook_size_parser->len != 2){ 226 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID; 227 return; 228 } 229 break; 230 default: 231 break; 232 } 233 break; 234 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE: 235 bytes_to_consume = btstack_min(phonebook_size_parser->len - phonebook_size_parser->pos, data_len); 236 switch (phonebook_size_parser->type){ 237 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 238 memcpy(&phonebook_size_parser->size_buffer[phonebook_size_parser->pos], data_buffer, bytes_to_consume); 239 break; 240 default: 241 // ignore data 242 break; 243 } 244 phonebook_size_parser->pos += bytes_to_consume; 245 if (phonebook_size_parser->pos == phonebook_size_parser->len){ 246 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE; 247 switch (phonebook_size_parser->type){ 248 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 249 phonebook_size_parser->have_size = true; 250 break; 251 default: 252 break; 253 } 254 } 255 break; 256 default: 257 break; 258 } 259 data_buffer += bytes_to_consume; 260 data_len -= bytes_to_consume; 261 } 262 } 263 264 static void obex_auth_parser_init(pbap_client_obex_auth_parser_t * auth_parser){ 265 memset(auth_parser, 0, sizeof(pbap_client_obex_auth_parser_t)); 266 } 267 268 static void obex_auth_parser_process_data(pbap_client_obex_auth_parser_t * auth_parser, const uint8_t * data_buffer, uint16_t data_len){ 269 while (data_len){ 270 uint16_t bytes_to_consume = 1; 271 switch(auth_parser->state){ 272 case OBEX_AUTH_PARSER_STATE_INVALID: 273 return; 274 case OBEX_AUTH_PARSER_STATE_W4_TYPE: 275 auth_parser->type = *data_buffer; 276 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_LEN; 277 break; 278 case OBEX_AUTH_PARSER_STATE_W4_LEN: 279 auth_parser->len = *data_buffer; 280 switch (auth_parser->type){ 281 case 0: 282 if (auth_parser->len != 0x10){ 283 auth_parser->state = OBEX_AUTH_PARSER_STATE_INVALID; 284 return; 285 } 286 break; 287 case 1: 288 if (auth_parser->len != 0x01){ 289 auth_parser->state = OBEX_AUTH_PARSER_STATE_INVALID; 290 return; 291 } 292 break; 293 case 2: 294 // TODO: handle charset 295 // charset_code = challenge_data[i]; 296 break; 297 default: 298 break; 299 } 300 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_VALUE; 301 break; 302 case OBEX_AUTH_PARSER_STATE_W4_VALUE: 303 bytes_to_consume = btstack_min(auth_parser->len - auth_parser->pos, data_len); 304 switch (auth_parser->type){ 305 case 0: 306 memcpy(&auth_parser->authentication_nonce[auth_parser->pos], data_buffer, bytes_to_consume); 307 break; 308 case 1: 309 auth_parser->authentication_options = *data_buffer; 310 break; 311 default: 312 // ignore 313 break; 314 } 315 auth_parser->pos += bytes_to_consume; 316 if (auth_parser->pos == auth_parser->len){ 317 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_TYPE; 318 } 319 break; 320 default: 321 btstack_unreachable(); 322 break; 323 } 324 data_buffer += bytes_to_consume; 325 data_len -= bytes_to_consume; 326 } 327 } 328 329 static void pbap_client_yml_append_character(yxml_t * xml_parser, char * buffer, uint16_t buffer_size){ 330 // "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." 331 uint16_t char_len = (uint16_t) strlen(xml_parser->data); 332 btstack_assert(char_len <= 4); 333 uint16_t dest_len = (uint16_t) strlen(buffer); 334 uint16_t zero_pos = dest_len + char_len; 335 if (zero_pos >= buffer_size) return; 336 memcpy(&buffer[dest_len], xml_parser->data, char_len); 337 buffer[zero_pos] = '\0'; 338 } 339 340 static void pbap_client_process_vcard_list_body(pbap_client_t *client, const uint8_t *data, uint16_t data_len) { 341 342 while (data_len--) { 343 yxml_ret_t r = yxml_parse(&client->xml_parser, *data++); 344 switch (r) { 345 case YXML_ELEMSTART: 346 client->parser_card_found = strcmp("card", client->xml_parser.elem) == 0; 347 break; 348 case YXML_ELEMEND: 349 if (client->parser_card_found) { 350 pbap_client_emit_card_result_event(client, client->parser_name, 351 client->parser_handle); 352 } 353 client->parser_card_found = false; 354 break; 355 case YXML_ATTRSTART: 356 if (!client->parser_card_found) break; 357 if (strcmp("name", client->xml_parser.attr) == 0) { 358 client->parser_name_found = true; 359 client->parser_name[0] = 0; 360 break; 361 } 362 if (strcmp("handle", client->xml_parser.attr) == 0) { 363 client->parser_handle_found = true; 364 client->parser_handle[0] = 0; 365 break; 366 } 367 break; 368 case YXML_ATTRVAL: 369 if (client->parser_name_found) { 370 pbap_client_yml_append_character(&client->xml_parser, 371 client->parser_name, 372 sizeof(client->parser_name)); 373 break; 374 } 375 if (client->parser_handle_found) { 376 pbap_client_yml_append_character(&client->xml_parser, 377 client->parser_handle, 378 sizeof(client->parser_handle)); 379 break; 380 } 381 break; 382 case YXML_ATTREND: 383 client->parser_name_found = false; 384 client->parser_handle_found = false; 385 break; 386 default: 387 break; 388 } 389 } 390 } 391 392 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){ 393 pbap_client_t * client = (pbap_client_t *) user_data; 394 switch (header_id){ 395 case OBEX_HEADER_CONNECTION_ID: 396 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){ 397 goep_client_set_connection_id(client->goep_cid, big_endian_read_32(client->obex_header_buffer, 0)); 398 } 399 break; 400 case OBEX_HEADER_AUTHENTICATION_CHALLENGE: 401 obex_auth_parser_process_data(&client->obex_auth_parser, data_buffer, data_len); 402 break; 403 default: 404 break; 405 } 406 } 407 408 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){ 409 UNUSED(total_len); 410 UNUSED(data_offset); 411 pbap_client_t *client = (pbap_client_t *) user_data; 412 switch (header_id) { 413 case OBEX_HEADER_APPLICATION_PARAMETERS: 414 pbap_client_phonebook_size_parser_process_data(&client->phonebook_size_parser, data_buffer, data_len); 415 break; 416 default: 417 break; 418 } 419 } 420 421 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){ 422 pbap_client_t *client = (pbap_client_t *) user_data; 423 switch (header_id) { 424 case OBEX_HEADER_SINGLE_RESPONSE_MODE: 425 obex_parser_header_store(&client->obex_srm.srm_value, 1, total_len, data_offset, data_buffer, data_len); 426 break; 427 case OBEX_HEADER_SINGLE_RESPONSE_MODE_PARAMETER: 428 obex_parser_header_store(&client->obex_srm.srmp_value, 1, total_len, data_offset, data_buffer, data_len); 429 break; 430 case OBEX_HEADER_BODY: 431 case OBEX_HEADER_END_OF_BODY: 432 switch(client->state){ 433 case PBAP_CLIENT_W4_PHONEBOOK: 434 case PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE: 435 client->client_handler(PBAP_DATA_PACKET, client->goep_cid, (uint8_t *) data_buffer, data_len); 436 if (data_offset + data_len == total_len){ 437 client->flow_wait_for_user = true; 438 } 439 break; 440 case PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE: 441 pbap_client_process_vcard_list_body(client, data_buffer, data_len); 442 break; 443 default: 444 btstack_unreachable(); 445 break; 446 } 447 break; 448 default: 449 // ignore other headers 450 break; 451 } 452 } 453 454 static uint16_t pbap_client_application_params_add_vcard_selector(const pbap_client_t * client, uint8_t * application_parameters){ 455 uint16_t pos = 0; 456 if (client->vcard_selector_supported){ 457 // vCard Selector 458 if (client->vcard_selector){ 459 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR; 460 application_parameters[pos++] = 8; 461 memset(&application_parameters[pos], 0, 4); 462 pos += 4; 463 big_endian_store_32(application_parameters, pos, client->vcard_selector); 464 pos += 4; 465 } 466 // vCard Selector Operator 467 if (client->vcard_selector_operator != PBAP_VCARD_SELECTOR_OPERATOR_OR){ 468 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR_OPERATOR; 469 application_parameters[pos++] = 1; 470 application_parameters[pos++] = client->vcard_selector_operator; 471 } 472 } 473 return pos; 474 } 475 476 static uint16_t pbap_client_application_params_add_max_list_count(const pbap_client_t * client, uint8_t * application_parameters, uint16_t max_count){ 477 UNUSED(client); 478 uint16_t pos = 0; 479 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_MAX_LIST_COUNT; 480 application_parameters[pos++] = 2; 481 big_endian_store_16(application_parameters, 2, max_count); 482 pos += 2; 483 return pos; 484 } 485 486 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){ 487 uint16_t pos = 0; 488 if (client->list_start_offset != 0){ 489 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_LIST_START_OFFSET; 490 application_parameters[pos++] = 2; 491 big_endian_store_16(application_parameters, 2, list_start_offset); 492 pos += 2; 493 } 494 return pos; 495 } 496 497 // max size: PBAP_MAX_PHONE_NUMBER_LEN + 5 498 static uint16_t pbap_client_application_params_add_phone_number(const pbap_client_t * client, uint8_t * application_parameters){ 499 uint16_t pos = 0; 500 if (client->phone_number){ 501 // Search by phone number 502 uint16_t phone_number_len = btstack_min(PBAP_MAX_PHONE_NUMBER_LEN, (uint16_t) strlen(client->phone_number)); 503 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_VALUE; 504 btstack_assert(phone_number_len <= 255); 505 application_parameters[pos++] = (uint8_t) phone_number_len; 506 (void)memcpy(&application_parameters[pos], 507 client->phone_number, phone_number_len); 508 pos += phone_number_len; 509 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_PROPERTY; 510 application_parameters[pos++] = 1; 511 application_parameters[pos++] = 0x01; // Number 512 } 513 return pos; 514 } 515 516 static uint16_t pbap_client_application_params_add_property_selector(const pbap_client_t * client, uint8_t * application_parameters){ 517 // TODO: support format 518 uint16_t pos = 0; 519 uint32_t property_selector_lower = client->property_selector; 520 if (client->vcard_name != NULL){ 521 if (strncmp(client->vcard_name, "X-BT-UID:", 9) == 0) { 522 property_selector_lower |= 1U << 31; 523 } 524 if (strncmp(client->vcard_name, "X-BT-UCI:", 9) == 0) { 525 property_selector_lower |= 1U << 30; 526 } 527 } 528 if (property_selector_lower != 0){ 529 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PROPERTY_SELECTOR; 530 application_parameters[pos++] = 8; 531 big_endian_store_32(application_parameters, pos, 0); // upper 32-bits are reserved/unused so far 532 pos += 4; 533 big_endian_store_32(application_parameters, pos, property_selector_lower); 534 pos += 4; 535 } 536 return pos; 537 } 538 539 // Mandatory if the PSE advertises a PbapSupportedFeatures attribute in its SDP record, else excluded. 540 static uint16_t pbap_client_application_parameters_add_supported_features(const pbap_client_t * client, uint8_t *application_parameters) { 541 uint16_t pos = 0; 542 if (goep_client_get_pbap_supported_features(client->goep_cid) != PBAP_FEATURES_NOT_PRESENT){ 543 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PBAP_SUPPORTED_FEATURES; 544 application_parameters[pos++] = 4; 545 big_endian_store_32(application_parameters, 2, pbap_client_supported_features); 546 pos += 4; 547 } 548 return pos; 549 } 550 551 static void pbap_client_add_application_parameters(const pbap_client_t * client, uint8_t * application_parameters, uint16_t len){ 552 if (len > 0){ 553 goep_client_header_add_application_parameters(client->goep_cid, &application_parameters[0], len); 554 } 555 } 556 557 static void pbap_client_prepare_srm_header(pbap_client_t * client){ 558 if (client->flow_control_enabled == false){ 559 obex_srm_client_prepare_header(&client->obex_srm, client->goep_cid); 560 } 561 } 562 563 static void pbap_client_prepare_get_operation(pbap_client_t * client){ 564 obex_parser_init_for_response(&client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_operation, client); 565 obex_srm_client_init(&client->obex_srm); 566 client->obex_parser_waiting_for_response = true; 567 } 568 569 static void pbap_handle_can_send_now(pbap_client_t *pbap_client) { 570 uint16_t path_element_start; 571 uint16_t path_element_len; 572 const char * path_element; 573 uint8_t application_parameters[PBAP_MAX_PHONE_NUMBER_LEN + 10]; 574 uint8_t challenge_response[36]; 575 uint16_t pos; 576 577 MD5_CTX md5_ctx; 578 579 if (pbap_client->abort_operation){ 580 pbap_client->abort_operation = 0; 581 // prepare request 582 goep_client_request_create_abort(pbap_client->goep_cid); 583 // state 584 pbap_client->state = PBAP_CLIENT_W4_ABORT_COMPLETE; 585 // prepare response 586 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_ABORT, NULL, pbap_client); 587 obex_srm_client_init(&pbap_client->obex_srm); 588 pbap_client->obex_parser_waiting_for_response = true; 589 // send packet 590 goep_client_execute(pbap_client->goep_cid); 591 return; 592 } 593 594 switch (pbap_client->state){ 595 case PBAP_CLIENT_W2_SEND_CONNECT_REQUEST: 596 // prepare request 597 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 598 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 599 pos = 0; 600 pos += pbap_client_application_parameters_add_supported_features(pbap_client, &application_parameters[pos]); 601 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 602 // state 603 pbap_client->state = PBAP_CLIENT_W4_CONNECT_RESPONSE; 604 // prepare response 605 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 606 obex_auth_parser_init(&pbap_client->obex_auth_parser); 607 obex_srm_client_init(&pbap_client->obex_srm); 608 pbap_client->obex_parser_waiting_for_response = true; 609 // send packet 610 goep_client_execute(pbap_client->goep_cid); 611 break; 612 case PBAP_CLIENT_W2_SEND_AUTHENTICATED_CONNECT: 613 // prepare request 614 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 615 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 616 // setup authentication challenge response 617 pos = 0; 618 challenge_response[pos++] = 0; // Tag Digest 619 challenge_response[pos++] = 16; // Len 620 // calculate md5 621 MD5_Init(&md5_ctx); 622 MD5_Update(&md5_ctx, pbap_client->obex_auth_parser.authentication_nonce, 16); 623 MD5_Update(&md5_ctx, &colon, 1); 624 MD5_Update(&md5_ctx, pbap_client->authentication_password, (uint16_t) strlen(pbap_client->authentication_password)); 625 MD5_Final(&challenge_response[pos], &md5_ctx); 626 pos += 16; 627 challenge_response[pos++] = 2; // Tag Nonce 628 challenge_response[pos++] = 16; // Len 629 (void)memcpy(&challenge_response[pos], pbap_client->obex_auth_parser.authentication_nonce, 16); 630 pos += 16; 631 goep_client_header_add_challenge_response(pbap_client->goep_cid, challenge_response, pos); 632 // state 633 pbap_client->state = PBAP_CLIENT_W4_CONNECT_RESPONSE; 634 // prepare response 635 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 636 obex_srm_client_init(&pbap_client->obex_srm); 637 pbap_client->obex_parser_waiting_for_response = true; 638 // send packet 639 goep_client_execute(pbap_client->goep_cid); 640 break; 641 case PBAP_CLIENT_W2_SEND_DISCONNECT_REQUEST: 642 // prepare request 643 goep_client_request_create_disconnect(pbap_client->goep_cid); 644 // state 645 pbap_client->state = PBAP_CLIENT_W4_DISCONNECT_RESPONSE; 646 // prepare response 647 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_DISCONNECT, NULL, pbap_client); 648 obex_srm_client_init(&pbap_client->obex_srm); 649 pbap_client->obex_parser_waiting_for_response = true; 650 // send packet 651 goep_client_execute(pbap_client->goep_cid); 652 return; 653 case PBAP_CLIENT_W2_GET_PHONEBOOK_SIZE: 654 // prepare request 655 goep_client_request_create_get(pbap_client->goep_cid); 656 pbap_client_prepare_srm_header(pbap_client); 657 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 658 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 659 660 pos = 0; 661 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 662 // just get size 663 pos += pbap_client_application_params_add_max_list_count(pbap_client, &application_parameters[pos], 0); 664 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 665 666 // state 667 pbap_client->state = PBAP_CLIENT_W4_GET_PHONEBOOK_SIZE_COMPLETE; 668 // prepare response 669 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_phonebook_size, pbap_client); 670 obex_srm_client_init(&pbap_client->obex_srm); 671 pbap_client_phonebook_size_parser_init(&pbap_client->phonebook_size_parser); 672 pbap_client->obex_parser_waiting_for_response = true; 673 // send packet 674 goep_client_execute(pbap_client->goep_cid); 675 break; 676 case PBAP_CLIENT_W2_PULL_PHONEBOOK: 677 // prepare request 678 goep_client_request_create_get(pbap_client->goep_cid); 679 if (pbap_client->request_number == 0){ 680 pbap_client_prepare_srm_header(pbap_client); 681 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 682 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 683 684 pos = 0; 685 pos += pbap_client_application_params_add_property_selector(pbap_client, &application_parameters[pos]); 686 if (pbap_client->max_list_count){ 687 pos += pbap_client_application_params_add_max_list_count(pbap_client, &application_parameters[pos], pbap_client->max_list_count); 688 } 689 pos += pbap_client_application_params_add_list_start_offset (pbap_client, &application_parameters[pos], pbap_client->list_start_offset); 690 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 691 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 692 } 693 // state 694 pbap_client->state = PBAP_CLIENT_W4_PHONEBOOK; 695 pbap_client->flow_next_triggered = 0; 696 pbap_client->flow_wait_for_user = 0; 697 // prepare response 698 pbap_client_prepare_get_operation(pbap_client); 699 // send packet 700 pbap_client->request_number++; 701 goep_client_execute(pbap_client->goep_cid); 702 break; 703 case PBAP_CLIENT_W2_GET_CARD_LIST: 704 // prepare request 705 goep_client_request_create_get(pbap_client->goep_cid); 706 if (pbap_client->request_number == 0){ 707 pbap_client_prepare_srm_header(pbap_client); 708 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 709 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_listing_type); 710 711 pos = 0; 712 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 713 pos += pbap_client_application_params_add_phone_number(pbap_client, &application_parameters[pos]); 714 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 715 } 716 // state 717 pbap_client->state = PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE; 718 // prepare response 719 pbap_client_prepare_get_operation(pbap_client); 720 // send packet 721 pbap_client->request_number++; 722 goep_client_execute(pbap_client->goep_cid); 723 break; 724 case PBAP_CLIENT_W2_GET_CARD_ENTRY: 725 // prepare request 726 goep_client_request_create_get(pbap_client->goep_cid); 727 if (pbap_client->request_number == 0){ 728 pbap_client_prepare_srm_header(pbap_client); 729 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->vcard_name); 730 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_entry_type); 731 732 pos = 0; 733 pos += pbap_client_application_params_add_property_selector(pbap_client, &application_parameters[pos]); 734 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 735 } 736 // state 737 pbap_client->state = PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE; 738 // prepare response 739 pbap_client_prepare_get_operation(pbap_client); 740 // send packet 741 pbap_client->request_number++; 742 goep_client_execute(pbap_client->goep_cid); 743 break; 744 case PBAP_CLIENT_W2_SET_PATH_ROOT: 745 // prepare request 746 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 747 goep_client_header_add_name(pbap_client->goep_cid, ""); 748 // state 749 pbap_client->state = PBAP_CLIENT_W4_SET_PATH_ROOT_COMPLETE; 750 // prepare response 751 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 752 obex_srm_client_init(&pbap_client->obex_srm); 753 pbap_client->obex_parser_waiting_for_response = true; 754 // send packet 755 goep_client_execute(pbap_client->goep_cid); 756 break; 757 case PBAP_CLIENT_W2_SET_PATH_ELEMENT: 758 // prepare request 759 // find '/' or '\0' 760 path_element_start = pbap_client->set_path_offset; 761 while ((pbap_client->current_folder[pbap_client->set_path_offset] != '\0') && 762 (pbap_client->current_folder[pbap_client->set_path_offset] != '/')){ 763 pbap_client->set_path_offset++; 764 } 765 path_element_len = pbap_client->set_path_offset-path_element_start; 766 path_element = (const char *) &pbap_client->current_folder[path_element_start]; 767 768 // skip / 769 if (pbap_client->current_folder[pbap_client->set_path_offset] == '/'){ 770 pbap_client->set_path_offset++; 771 } 772 773 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 774 goep_client_header_add_name_prefix(pbap_client->goep_cid, path_element, path_element_len); // next element 775 // state 776 pbap_client->state = PBAP_CLIENT_W4_SET_PATH_ELEMENT_COMPLETE; 777 // prepare response 778 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 779 obex_srm_client_init(&pbap_client->obex_srm); 780 pbap_client->obex_parser_waiting_for_response = true; 781 // send packet 782 goep_client_execute(pbap_client->goep_cid); 783 break; 784 default: 785 break; 786 } 787 } 788 789 static void pbap_packet_handler_hci(uint8_t *packet, uint16_t size){ 790 UNUSED(size); 791 uint8_t status; 792 793 pbap_client_t * client; 794 795 switch (hci_event_packet_get_type(packet)) { 796 case HCI_EVENT_GOEP_META: 797 switch (hci_event_goep_meta_get_subevent_code(packet)){ 798 case GOEP_SUBEVENT_CONNECTION_OPENED: 799 client = pbap_client_for_cid(goep_subevent_connection_opened_get_goep_cid(packet)); 800 btstack_assert(client != NULL); 801 status = goep_subevent_connection_opened_get_status(packet); 802 goep_subevent_connection_opened_get_bd_addr(packet, client->bd_addr); 803 if (status){ 804 log_info("pbap: connection failed %u", status); 805 pbap_client_finalize(client); 806 pbap_client_emit_connected_event(client, status); 807 } else { 808 log_info("pbap: connection established"); 809 client->con_handle = goep_subevent_connection_opened_get_con_handle(packet); 810 client->state = PBAP_CLIENT_W2_SEND_CONNECT_REQUEST; 811 goep_client_request_can_send_now(client->goep_cid); 812 } 813 break; 814 case GOEP_SUBEVENT_CONNECTION_CLOSED: 815 client = pbap_client_for_cid(goep_subevent_connection_closed_get_goep_cid(packet)); 816 btstack_assert(client != NULL); 817 if (client->state > PBAP_CLIENT_CONNECTED){ 818 pbap_client_emit_operation_complete_event(client, OBEX_DISCONNECTED); 819 } 820 pbap_client_finalize(client); 821 pbap_client_emit_connection_closed_event(client); 822 break; 823 case GOEP_SUBEVENT_CAN_SEND_NOW: 824 client = pbap_client_for_cid(goep_subevent_can_send_now_get_goep_cid(packet)); 825 btstack_assert(client != NULL); 826 pbap_handle_can_send_now(client); 827 break; 828 default: 829 break; 830 } 831 break; 832 default: 833 break; 834 } 835 } 836 837 static void pbap_packet_handler_goep(pbap_client_t *client, uint8_t *packet, uint16_t size) { 838 839 if (client->obex_parser_waiting_for_response == false) return; 840 841 obex_parser_object_state_t parser_state; 842 parser_state = obex_parser_process_data(&client->obex_parser, packet, size); 843 if (parser_state == OBEX_PARSER_OBJECT_STATE_COMPLETE){ 844 client->obex_parser_waiting_for_response = false; 845 obex_parser_operation_info_t op_info; 846 obex_parser_get_operation_info(&client->obex_parser, &op_info); 847 switch (client->state){ 848 case PBAP_CLIENT_W4_CONNECT_RESPONSE: 849 switch (op_info.response_code) { 850 case OBEX_RESP_SUCCESS: 851 client->state = PBAP_CLIENT_CONNECTED; 852 client->vcard_selector_supported = pbap_client_supported_features & goep_client_get_pbap_supported_features(client->goep_cid) & PBAP_SUPPORTED_FEATURES_VCARD_SELECTING; 853 pbap_client_emit_connected_event(client, ERROR_CODE_SUCCESS); 854 break; 855 case OBEX_RESP_UNAUTHORIZED: 856 client->state = PBAP_CLIENT_W4_USER_AUTHENTICATION; 857 pbap_client_emit_authentication_event(client, client->obex_auth_parser.authentication_options); 858 break; 859 default: 860 log_info("pbap: obex connect failed, result 0x%02x", packet[0]); 861 client->state = PBAP_CLIENT_INIT; 862 pbap_client_emit_connected_event(client, OBEX_CONNECT_FAILED); 863 break; 864 } 865 break; 866 case PBAP_CLIENT_W4_DISCONNECT_RESPONSE: 867 client->state = PBAP_CLIENT_CONNECTED; 868 goep_client_disconnect(client->goep_cid); 869 break; 870 case PBAP_CLIENT_W4_SET_PATH_ROOT_COMPLETE: 871 case PBAP_CLIENT_W4_SET_PATH_ELEMENT_COMPLETE: 872 switch (op_info.response_code) { 873 case OBEX_RESP_SUCCESS: 874 // more path? 875 if (client->current_folder[client->set_path_offset]) { 876 client->state = PBAP_CLIENT_W2_SET_PATH_ELEMENT; 877 goep_client_request_can_send_now(client->goep_cid); 878 } else { 879 client->current_folder = NULL; 880 client->state = PBAP_CLIENT_CONNECTED; 881 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 882 } 883 break; 884 case OBEX_RESP_NOT_FOUND: 885 client->state = PBAP_CLIENT_CONNECTED; 886 pbap_client_emit_operation_complete_event(client, OBEX_NOT_FOUND); 887 break; 888 default: 889 client->state = PBAP_CLIENT_CONNECTED; 890 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 891 break; 892 } 893 break; 894 case PBAP_CLIENT_W4_PHONEBOOK: 895 switch (op_info.response_code) { 896 case OBEX_RESP_CONTINUE: 897 obex_srm_client_handle_headers(&client->obex_srm); 898 if (client->obex_srm.srm_state == OBEX_SRM_CLIENT_STATE_ENABLED) { 899 // prepare response 900 pbap_client_prepare_get_operation(client); 901 break; 902 } 903 client->state = PBAP_CLIENT_W2_PULL_PHONEBOOK; 904 if (!client->flow_control_enabled || !client->flow_wait_for_user || 905 client->flow_next_triggered) { 906 goep_client_request_can_send_now(client->goep_cid); 907 } 908 break; 909 case OBEX_RESP_SUCCESS: 910 client->state = PBAP_CLIENT_CONNECTED; 911 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 912 break; 913 default: 914 log_info("unexpected response 0x%02x", packet[0]); 915 client->state = PBAP_CLIENT_CONNECTED; 916 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 917 break; 918 } 919 break; 920 case PBAP_CLIENT_W4_GET_PHONEBOOK_SIZE_COMPLETE: 921 switch (op_info.response_code) { 922 case OBEX_RESP_SUCCESS: 923 if (client->phonebook_size_parser.have_size) { 924 uint16_t phonebook_size = big_endian_read_16(client->phonebook_size_parser.size_buffer, 0); 925 client->state = PBAP_CLIENT_CONNECTED; 926 pbap_client_emit_phonebook_size_event(client, 0, phonebook_size); 927 break; 928 } 929 /* fall through */ 930 default: 931 client->state = PBAP_CLIENT_CONNECTED; 932 pbap_client_emit_phonebook_size_event(client, OBEX_UNKNOWN_ERROR, 0); 933 break; 934 } 935 break; 936 case PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE: 937 switch (op_info.response_code) { 938 case OBEX_RESP_CONTINUE: 939 // handle continue 940 obex_srm_client_handle_headers(&client->obex_srm); 941 if (client->obex_srm.srm_state == OBEX_SRM_CLIENT_STATE_ENABLED) { 942 // prepare response 943 pbap_client_prepare_get_operation(client); 944 break; 945 } 946 client->state = PBAP_CLIENT_W2_GET_CARD_LIST; 947 goep_client_request_can_send_now(client->goep_cid); 948 break; 949 case OBEX_RESP_SUCCESS: 950 // done 951 client->state = PBAP_CLIENT_CONNECTED; 952 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 953 break; 954 case OBEX_RESP_NOT_ACCEPTABLE: 955 client->state = PBAP_CLIENT_CONNECTED; 956 pbap_client_emit_operation_complete_event(client, OBEX_NOT_ACCEPTABLE); 957 break; 958 default: 959 log_info("unexpected response 0x%02x", packet[0]); 960 client->state = PBAP_CLIENT_CONNECTED; 961 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 962 break; 963 } 964 break; 965 case PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE: 966 switch (op_info.response_code) { 967 case OBEX_RESP_CONTINUE: 968 obex_srm_client_handle_headers(&client->obex_srm); 969 if (client->obex_srm.srm_state == OBEX_SRM_CLIENT_STATE_ENABLED) { 970 // prepare response 971 pbap_client_prepare_get_operation(client); 972 break; 973 } 974 client->state = PBAP_CLIENT_W2_GET_CARD_ENTRY; 975 goep_client_request_can_send_now(client->goep_cid); 976 break; 977 case OBEX_RESP_SUCCESS: 978 client->state = PBAP_CLIENT_CONNECTED; 979 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 980 break; 981 case OBEX_RESP_NOT_ACCEPTABLE: 982 client->state = PBAP_CLIENT_CONNECTED; 983 pbap_client_emit_operation_complete_event(client, OBEX_NOT_ACCEPTABLE); 984 break; 985 default: 986 log_info("unexpected response 0x%02x", packet[0]); 987 client->state = PBAP_CLIENT_CONNECTED; 988 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 989 break; 990 } 991 break; 992 case PBAP_CLIENT_W4_ABORT_COMPLETE: 993 client->state = PBAP_CLIENT_CONNECTED; 994 pbap_client_emit_operation_complete_event(client, OBEX_ABORTED); 995 break; 996 default: 997 btstack_unreachable(); 998 break; 999 } 1000 } 1001 } 1002 1003 static void pbap_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 1004 UNUSED(channel); // ok: there is no channel 1005 UNUSED(size); // ok: handling own geop events 1006 1007 pbap_client_t * client; 1008 1009 switch (packet_type){ 1010 case HCI_EVENT_PACKET: 1011 pbap_packet_handler_hci(packet, size); 1012 break; 1013 case GOEP_DATA_PACKET: 1014 client = pbap_client_for_cid(channel); 1015 btstack_assert(client != NULL); 1016 pbap_packet_handler_goep(client, packet, size); 1017 break; 1018 default: 1019 break; 1020 } 1021 } 1022 1023 void pbap_client_init(void){ 1024 pbap_client_supported_features = 1025 PBAP_SUPPORTED_FEATURES_DOWNLOAD | 1026 PBAP_SUPPORTED_FEATURES_BROWSING | 1027 PBAP_SUPPORTED_FEATURES_DATABASE_IDENTIFIER | 1028 PBAP_SUPPORTED_FEATURES_FOLDER_VERSION_COUNTERS | 1029 PBAP_SUPPORTED_FEATURES_VCARD_SELECTING | 1030 PBAP_SUPPORTED_FEATURES_ENHANCED_MISSED_CALLS | 1031 PBAP_SUPPORTED_FEATURES_DEFAULT_CONTACT_IMAGE_FORMAT | 1032 PBAP_SUPPORTED_FEATURES_X_BT_UCI_VCARD_PROPERTY | 1033 PBAP_SUPPORTED_FEATURES_X_BT_UID_VCARD_PROPERTY | 1034 PBAP_SUPPORTED_FEATURES_CONTACT_REFERENCING; 1035 1036 pbap_client_singleton_used = false; 1037 } 1038 1039 void pbap_client_deinit(void){ 1040 } 1041 1042 uint8_t pbap_client_connect(pbap_client_t * client, l2cap_ertm_config_t *l2cap_ertm_config, uint8_t *l2cap_ertm_buffer, 1043 uint16_t l2cap_ertm_buffer_size, btstack_packet_handler_t handler, bd_addr_t addr, uint16_t * out_cid) { 1044 client->state = PBAP_CLIENT_W4_GOEP_CONNECTION; 1045 client->client_handler = handler; 1046 client->vcard_selector = 0; 1047 client->vcard_selector_operator = PBAP_VCARD_SELECTOR_OPERATOR_OR; 1048 1049 btstack_linked_list_add(&pbap_clients, (btstack_linked_item_t*) client); 1050 1051 uint8_t status = goep_client_connect(&client->goep_client, l2cap_ertm_config, l2cap_ertm_buffer, l2cap_ertm_buffer_size, 1052 &pbap_packet_handler, addr, BLUETOOTH_SERVICE_CLASS_PHONEBOOK_ACCESS_PSE, 0, &client->goep_cid); 1053 *out_cid = client->goep_cid; 1054 1055 if (status) { 1056 pbap_client_finalize(client); 1057 } 1058 return status; 1059 } 1060 1061 uint8_t pbap_connect(btstack_packet_handler_t handler, bd_addr_t addr, uint16_t * out_cid){ 1062 static pbap_client_t pbap_client_singleton; 1063 1064 l2cap_ertm_config_t *l2cap_ertm_config = NULL; 1065 uint8_t *l2cap_ertm_buffer = NULL; 1066 uint16_t l2cap_ertm_buffer_size = 0; 1067 1068 #ifdef ENABLE_GOEP_L2CAP 1069 // singleton instance 1070 static uint8_t pbap_client_singleton_ertm_buffer[1000]; 1071 static l2cap_ertm_config_t pbap_client_singleton_ertm_config = { 1072 1, // ertm mandatory 1073 2, // max transmit, some tests require > 1 1074 2000, 1075 12000, 1076 512, // l2cap ertm mtu 1077 2, 1078 2, 1079 1, // 16-bit FCS 1080 }; 1081 1082 l2cap_ertm_config = &pbap_client_singleton_ertm_config; 1083 l2cap_ertm_buffer = pbap_client_singleton_ertm_buffer; 1084 l2cap_ertm_buffer_size = sizeof(pbap_client_singleton_ertm_buffer); 1085 #endif 1086 1087 if (pbap_client_singleton_used && pbap_client_singleton.state != PBAP_CLIENT_INIT){ 1088 return BTSTACK_MEMORY_ALLOC_FAILED; 1089 } 1090 1091 pbap_client_singleton_used = true; 1092 1093 memset(&pbap_client_singleton, 0, sizeof(pbap_client_t)); 1094 return pbap_client_connect(&pbap_client_singleton, l2cap_ertm_config, l2cap_ertm_buffer, l2cap_ertm_buffer_size, handler, addr, out_cid); 1095 } 1096 1097 uint8_t pbap_disconnect(uint16_t pbap_cid){ 1098 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1099 if (pbap_client == NULL){ 1100 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1101 } 1102 if (pbap_client->state < PBAP_CLIENT_CONNECTED){ 1103 return BTSTACK_BUSY; 1104 } 1105 pbap_client->state = PBAP_CLIENT_W2_SEND_DISCONNECT_REQUEST; 1106 goep_client_request_can_send_now(pbap_client->goep_cid); 1107 return ERROR_CODE_SUCCESS; 1108 } 1109 1110 uint8_t pbap_get_phonebook_size(uint16_t pbap_cid, const char * path){ 1111 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1112 if (pbap_client == NULL){ 1113 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1114 } 1115 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1116 return BTSTACK_BUSY; 1117 } 1118 pbap_client->state = PBAP_CLIENT_W2_GET_PHONEBOOK_SIZE; 1119 pbap_client->phonebook_path = path; 1120 pbap_client->request_number = 0; 1121 goep_client_request_can_send_now(pbap_client->goep_cid); 1122 return ERROR_CODE_SUCCESS; 1123 } 1124 1125 uint8_t pbap_pull_phonebook(uint16_t pbap_cid, const char * path){ 1126 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1127 if (pbap_client == NULL){ 1128 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1129 } 1130 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1131 return BTSTACK_BUSY; 1132 } 1133 pbap_client->state = PBAP_CLIENT_W2_PULL_PHONEBOOK; 1134 pbap_client->phonebook_path = path; 1135 pbap_client->vcard_name = NULL; 1136 pbap_client->request_number = 0; 1137 goep_client_request_can_send_now(pbap_client->goep_cid); 1138 return ERROR_CODE_SUCCESS; 1139 } 1140 1141 uint8_t pbap_set_phonebook(uint16_t pbap_cid, const char * path){ 1142 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1143 if (pbap_client == NULL){ 1144 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1145 } 1146 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1147 return BTSTACK_BUSY; 1148 } 1149 pbap_client->state = PBAP_CLIENT_W2_SET_PATH_ROOT; 1150 pbap_client->current_folder = path; 1151 pbap_client->set_path_offset = 0; 1152 goep_client_request_can_send_now(pbap_client->goep_cid); 1153 return ERROR_CODE_SUCCESS; 1154 } 1155 1156 uint8_t pbap_authentication_password(uint16_t pbap_cid, const char * password){ 1157 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1158 if (pbap_client == NULL){ 1159 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1160 } 1161 if (pbap_client->state != PBAP_CLIENT_W4_USER_AUTHENTICATION){ 1162 return BTSTACK_BUSY; 1163 } 1164 pbap_client->state = PBAP_CLIENT_W2_SEND_AUTHENTICATED_CONNECT; 1165 pbap_client->authentication_password = password; 1166 goep_client_request_can_send_now(pbap_client->goep_cid); 1167 return ERROR_CODE_SUCCESS; 1168 } 1169 1170 uint8_t pbap_pull_vcard_listing(uint16_t pbap_cid, const char * path){ 1171 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1172 if (pbap_client == NULL){ 1173 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1174 } 1175 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1176 return BTSTACK_BUSY; 1177 } 1178 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_LIST; 1179 pbap_client->phonebook_path = path; 1180 pbap_client->phone_number = NULL; 1181 pbap_client->request_number = 0; 1182 pbap_client_vcard_listing_init_parser(pbap_client); 1183 goep_client_request_can_send_now(pbap_client->goep_cid); 1184 return ERROR_CODE_SUCCESS; 1185 } 1186 1187 uint8_t pbap_pull_vcard_entry(uint16_t pbap_cid, const char * path){ 1188 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1189 if (pbap_client == NULL){ 1190 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1191 } 1192 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1193 return BTSTACK_BUSY; 1194 } 1195 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_ENTRY; 1196 // pbap_client->phonebook_path = NULL; 1197 // pbap_client->phone_number = NULL; 1198 pbap_client->vcard_name = path; 1199 pbap_client->request_number = 0; 1200 goep_client_request_can_send_now(pbap_client->goep_cid); 1201 return ERROR_CODE_SUCCESS; 1202 } 1203 1204 uint8_t pbap_lookup_by_number(uint16_t pbap_cid, const char * phone_number){ 1205 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1206 if (pbap_client == NULL){ 1207 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1208 } 1209 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1210 return BTSTACK_BUSY; 1211 } 1212 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_LIST; 1213 pbap_client->phonebook_path = pbap_vcard_listing_name; 1214 pbap_client->phone_number = phone_number; 1215 pbap_client->request_number = 0; 1216 pbap_client_vcard_listing_init_parser(pbap_client); 1217 goep_client_request_can_send_now(pbap_client->goep_cid); 1218 return ERROR_CODE_SUCCESS; 1219 } 1220 1221 uint8_t pbap_abort(uint16_t pbap_cid){ 1222 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1223 if (pbap_client == NULL){ 1224 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1225 } 1226 if ((pbap_client->state < PBAP_CLIENT_CONNECTED) || (pbap_client->abort_operation != 0)){ 1227 return ERROR_CODE_COMMAND_DISALLOWED; 1228 } 1229 log_info("abort current operation, state 0x%02x", pbap_client->state); 1230 pbap_client->abort_operation = 1; 1231 return ERROR_CODE_SUCCESS; 1232 } 1233 1234 uint8_t pbap_next_packet(uint16_t pbap_cid){ 1235 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1236 if (pbap_client == NULL){ 1237 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1238 } 1239 if (!pbap_client->flow_control_enabled){ 1240 return ERROR_CODE_SUCCESS; 1241 } 1242 switch (pbap_client->state){ 1243 case PBAP_CLIENT_W2_PULL_PHONEBOOK: 1244 goep_client_request_can_send_now(pbap_client->goep_cid); 1245 break; 1246 case PBAP_CLIENT_W4_PHONEBOOK: 1247 pbap_client->flow_next_triggered = 1; 1248 break; 1249 default: 1250 break; 1251 } 1252 return ERROR_CODE_SUCCESS; 1253 } 1254 1255 uint8_t pbap_set_flow_control_mode(uint16_t pbap_cid, int enable){ 1256 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1257 if (pbap_client == NULL){ 1258 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1259 } 1260 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1261 return BTSTACK_BUSY; 1262 } 1263 pbap_client->flow_control_enabled = enable; 1264 return ERROR_CODE_SUCCESS; 1265 } 1266 1267 uint8_t pbap_set_vcard_selector(uint16_t pbap_cid, uint32_t vcard_selector){ 1268 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1269 if (pbap_client == NULL){ 1270 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1271 } 1272 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1273 return BTSTACK_BUSY; 1274 } 1275 pbap_client->vcard_selector = vcard_selector; 1276 return ERROR_CODE_SUCCESS; 1277 } 1278 1279 uint8_t pbap_set_vcard_selector_operator(uint16_t pbap_cid, int vcard_selector_operator){ 1280 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1281 if (pbap_client == NULL){ 1282 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1283 } 1284 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1285 return BTSTACK_BUSY; 1286 } 1287 pbap_client->vcard_selector_operator = vcard_selector_operator; 1288 return ERROR_CODE_SUCCESS; 1289 } 1290 1291 uint8_t pbap_set_property_selector(uint16_t pbap_cid, uint32_t property_selector){ 1292 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1293 if (pbap_client == NULL){ 1294 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1295 } 1296 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1297 return BTSTACK_BUSY; 1298 } 1299 pbap_client->property_selector = property_selector; 1300 return ERROR_CODE_SUCCESS; 1301 } 1302 1303 uint8_t pbap_set_max_list_count(uint16_t pbap_cid, uint16_t max_list_count){ 1304 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1305 if (pbap_client == NULL){ 1306 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1307 } 1308 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1309 return BTSTACK_BUSY; 1310 } 1311 pbap_client->max_list_count = max_list_count; 1312 return ERROR_CODE_SUCCESS; 1313 } 1314 1315 uint8_t pbap_set_list_start_offset(uint16_t pbap_cid, uint16_t list_start_offset){ 1316 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1317 if (pbap_client == NULL){ 1318 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1319 } 1320 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1321 return BTSTACK_BUSY; 1322 } 1323 pbap_client->list_start_offset = list_start_offset; 1324 return ERROR_CODE_SUCCESS; 1325 } 1326