1 /* 2 * Copyright (C) 2014 BlueKitchen GmbH 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the copyright holders nor the names of 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 4. Any redistribution, use, or modification is done solely for 17 * personal benefit and not for any commercial purpose or for 18 * monetary gain. 19 * 20 * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BLUEKITCHEN 24 * GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 27 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 30 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * Please inquire about commercial licensing options at 34 * [email protected] 35 * 36 */ 37 38 #define BTSTACK_FILE__ "pbap_client.c" 39 40 #include "btstack_config.h" 41 42 #include <stdint.h> 43 #include <string.h> 44 45 #include "hci_cmd.h" 46 #include "btstack_run_loop.h" 47 #include "btstack_debug.h" 48 #include "hci.h" 49 #include "btstack_memory.h" 50 #include "hci_dump.h" 51 #include "l2cap.h" 52 #include "bluetooth_sdp.h" 53 #include "classic/sdp_client_rfcomm.h" 54 #include "btstack_event.h" 55 #include "md5.h" 56 57 #include "classic/obex.h" 58 #include "classic/obex_parser.h" 59 #include "classic/goep_client.h" 60 #include "classic/pbap.h" 61 #include "classic/pbap_client.h" 62 63 // 796135f0-f0c5-11d8-0966- 0800200c9a66 64 static const uint8_t pbap_uuid[] = { 0x79, 0x61, 0x35, 0xf0, 0xf0, 0xc5, 0x11, 0xd8, 0x09, 0x66, 0x08, 0x00, 0x20, 0x0c, 0x9a, 0x66}; 65 66 const char * pbap_phonebook_type = "x-bt/phonebook"; 67 const char * pbap_vcard_listing_type = "x-bt/vcard-listing"; 68 const char * pbap_vcard_entry_type = "x-bt/vcard"; 69 70 const char * pbap_vcard_listing_name = "pb"; 71 72 static uint32_t pbap_client_supported_features; 73 74 static pbap_client_t pbap_client_singleton; 75 static pbap_client_t * pbap_client_singleton_pointer = &pbap_client_singleton; 76 77 static void pbap_client_emit_connected_event(pbap_client_t * context, uint8_t status){ 78 uint8_t event[15]; 79 int pos = 0; 80 event[pos++] = HCI_EVENT_PBAP_META; 81 pos++; // skip len 82 event[pos++] = PBAP_SUBEVENT_CONNECTION_OPENED; 83 little_endian_store_16(event,pos,context->goep_cid); 84 pos+=2; 85 event[pos++] = status; 86 (void)memcpy(&event[pos], context->bd_addr, 6); 87 pos += 6; 88 little_endian_store_16(event,pos,context->con_handle); 89 pos += 2; 90 event[pos++] = context->incoming; 91 event[1] = pos - 2; 92 if (pos != sizeof(event)) log_error("goep_client_emit_connected_event size %u", pos); 93 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 94 } 95 96 static void pbap_client_emit_connection_closed_event(pbap_client_t * context){ 97 uint8_t event[5]; 98 int pos = 0; 99 event[pos++] = HCI_EVENT_PBAP_META; 100 pos++; // skip len 101 event[pos++] = PBAP_SUBEVENT_CONNECTION_CLOSED; 102 little_endian_store_16(event,pos,context->goep_cid); 103 pos+=2; 104 event[1] = pos - 2; 105 if (pos != sizeof(event)) log_error("pbap_client_emit_connection_closed_event size %u", pos); 106 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 107 } 108 109 static void pbap_client_emit_operation_complete_event(pbap_client_t * context, uint8_t status){ 110 uint8_t event[6]; 111 int pos = 0; 112 event[pos++] = HCI_EVENT_PBAP_META; 113 pos++; // skip len 114 event[pos++] = PBAP_SUBEVENT_OPERATION_COMPLETED; 115 little_endian_store_16(event,pos,context->goep_cid); 116 pos+=2; 117 event[pos++]= status; 118 event[1] = pos - 2; 119 if (pos != sizeof(event)) log_error("pbap_client_emit_can_send_now_event size %u", pos); 120 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 121 } 122 123 static void pbap_client_emit_phonebook_size_event(pbap_client_t * context, uint8_t status, uint16_t phonebook_size){ 124 uint8_t event[8]; 125 int pos = 0; 126 event[pos++] = HCI_EVENT_PBAP_META; 127 pos++; // skip len 128 event[pos++] = PBAP_SUBEVENT_PHONEBOOK_SIZE; 129 little_endian_store_16(event,pos,context->goep_cid); 130 pos+=2; 131 event[pos++] = status; 132 little_endian_store_16(event,pos, phonebook_size); 133 pos+=2; 134 event[1] = pos - 2; 135 if (pos != sizeof(event)) log_error("pbap_client_emit_phonebook_size_event size %u", pos); 136 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 137 } 138 139 static void pbap_client_emit_authentication_event(pbap_client_t * context, uint8_t options){ 140 // split options 141 uint8_t user_id_required = (options & 1) ? 1 : 0; 142 uint8_t full_access = (options & 2) ? 1 : 0; 143 144 uint8_t event[7]; 145 int pos = 0; 146 event[pos++] = HCI_EVENT_PBAP_META; 147 pos++; // skip len 148 event[pos++] = PBAP_SUBEVENT_AUTHENTICATION_REQUEST; 149 little_endian_store_16(event,pos,context->goep_cid); 150 pos+=2; 151 event[pos++] = user_id_required; 152 event[pos++] = full_access; 153 if (pos != sizeof(event)) log_error("pbap_client_emit_authentication_event size %u", pos); 154 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 155 } 156 157 static void pbap_client_emit_card_result_event(pbap_client_t * context, const char * name, const char * handle){ 158 uint8_t event[5 + PBAP_MAX_NAME_LEN + PBAP_MAX_HANDLE_LEN]; 159 int pos = 0; 160 event[pos++] = HCI_EVENT_PBAP_META; 161 pos++; // skip len 162 event[pos++] = PBAP_SUBEVENT_CARD_RESULT; 163 little_endian_store_16(event,pos,context->goep_cid); 164 pos+=2; 165 int name_len = btstack_min(PBAP_MAX_NAME_LEN, (uint16_t) strlen(name)); 166 event[pos++] = name_len; 167 (void)memcpy(&event[pos], name, name_len); 168 pos += name_len; 169 int handle_len = btstack_min(PBAP_MAX_HANDLE_LEN, (uint16_t) strlen(handle)); 170 event[pos++] = handle_len; 171 (void)memcpy(&event[pos], handle, handle_len); 172 pos += handle_len; 173 event[1] = pos - 2; 174 context->client_handler(HCI_EVENT_PACKET, context->goep_cid, &event[0], pos); 175 } 176 177 static const uint8_t collon = (uint8_t) ':'; 178 179 static void pbap_client_vcard_listing_init_parser(pbap_client_t * client){ 180 yxml_init(&client->xml_parser, client->xml_buffer, sizeof(client->xml_buffer)); 181 client->parser_card_found = false; 182 client->parser_name_found = false; 183 client->parser_handle_found = false; 184 } 185 186 static void pbap_client_phonebook_size_parser_init(pbap_client_phonebook_size_parser_t * phonebook_size_parer){ 187 memset(phonebook_size_parer, 0, sizeof(pbap_client_phonebook_size_parser_t)); 188 } 189 190 static void pbap_client_phonebook_size_parser_process_data(pbap_client_phonebook_size_parser_t * phonebook_size_parser, const uint8_t * data_buffer, uint16_t data_len){ 191 while (data_len){ 192 uint16_t bytes_to_consume = 1; 193 switch(phonebook_size_parser->state){ 194 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID: 195 return; 196 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE: 197 phonebook_size_parser->type = *data_buffer; 198 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN; 199 break; 200 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN: 201 phonebook_size_parser->len = *data_buffer; 202 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE; 203 switch (phonebook_size_parser->type){ 204 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 205 if (phonebook_size_parser->len != 2){ 206 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID; 207 return; 208 } 209 break; 210 default: 211 break; 212 } 213 break; 214 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE: 215 bytes_to_consume = btstack_min(phonebook_size_parser->len - phonebook_size_parser->pos, data_len); 216 switch (phonebook_size_parser->type){ 217 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 218 memcpy(&phonebook_size_parser->size_buffer[phonebook_size_parser->pos], data_buffer, bytes_to_consume); 219 break; 220 default: 221 // ignore data 222 break; 223 } 224 phonebook_size_parser->pos += bytes_to_consume; 225 if (phonebook_size_parser->pos == phonebook_size_parser->len){ 226 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE; 227 switch (phonebook_size_parser->type){ 228 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 229 phonebook_size_parser->have_size = true; 230 break; 231 default: 232 break; 233 } 234 } 235 break; 236 default: 237 break; 238 } 239 data_buffer += bytes_to_consume; 240 data_len -= bytes_to_consume; 241 } 242 } 243 244 static void obex_auth_parser_init(obex_auth_parser_t * auth_parser){ 245 memset(auth_parser, 0, sizeof(obex_auth_parser_t)); 246 } 247 248 static void obex_auth_parser_process_data(obex_auth_parser_t * auth_parser, const uint8_t * data_buffer, uint16_t data_len){ 249 while (data_len){ 250 uint16_t bytes_to_consume = 1; 251 switch(auth_parser->state){ 252 case OBEX_AUTH_PARSER_STATE_INVALID: 253 return; 254 case OBEX_AUTH_PARSER_STATE_W4_TYPE: 255 auth_parser->type = *data_buffer; 256 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_LEN; 257 break; 258 case OBEX_AUTH_PARSER_STATE_W4_LEN: 259 auth_parser->len = *data_buffer; 260 switch (auth_parser->type){ 261 case 0: 262 if (auth_parser->len != 0x10){ 263 auth_parser->state = OBEX_AUTH_PARSER_STATE_INVALID; 264 return; 265 } 266 break; 267 case 1: 268 if (auth_parser->len != 0x01){ 269 auth_parser->state = OBEX_AUTH_PARSER_STATE_INVALID; 270 return; 271 } 272 break; 273 case 2: 274 // TODO: handle charset 275 // charset_code = challenge_data[i]; 276 break; 277 default: 278 break; 279 } 280 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_VALUE; 281 break; 282 case OBEX_AUTH_PARSER_STATE_W4_VALUE: 283 bytes_to_consume = btstack_min(auth_parser->len - auth_parser->pos, data_len); 284 switch (auth_parser->type){ 285 case 0: 286 memcpy(&auth_parser->authentication_nonce[auth_parser->pos], data_buffer, bytes_to_consume); 287 break; 288 case 1: 289 auth_parser->authentication_options = *data_buffer; 290 break; 291 default: 292 // ignore 293 break; 294 } 295 auth_parser->pos += bytes_to_consume; 296 if (auth_parser->pos == auth_parser->len){ 297 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_TYPE; 298 } 299 break; 300 default: 301 btstack_unreachable(); 302 break; 303 } 304 data_buffer += bytes_to_consume; 305 data_len -= bytes_to_consume; 306 } 307 } 308 309 static void obex_srm_init(obex_srm_t * obex_srm){ 310 obex_srm->srm_value = OBEX_SRM_DISABLE; 311 obex_srm->srmp_value = OBEX_SRMP_NEXT; 312 } 313 static void pbap_client_yml_append_character(yxml_t * xml_parser, char * buffer, uint16_t buffer_size){ 314 // "In UTF-8, characters from the U+0000..U+10FFFF range (the UTF-16 accessible range) are encoded using sequences of 1 to 4 octets." 315 uint16_t char_len = (uint16_t) strlen(xml_parser->data); 316 btstack_assert(char_len <= 4); 317 uint16_t dest_len = (uint16_t) strlen(buffer); 318 uint16_t zero_pos = dest_len + char_len; 319 if (zero_pos >= buffer_size) return; 320 memcpy(&buffer[dest_len], xml_parser->data, char_len); 321 buffer[zero_pos] = '\0'; 322 } 323 324 static void pbap_client_process_vcard_list_body(pbap_client_t *client, const uint8_t *data, uint16_t data_len) { 325 326 while (data_len--) { 327 yxml_ret_t r = yxml_parse(&client->xml_parser, *data++); 328 switch (r) { 329 case YXML_ELEMSTART: 330 client->parser_card_found = strcmp("card", client->xml_parser.elem) == 0; 331 break; 332 case YXML_ELEMEND: 333 if (client->parser_card_found) { 334 pbap_client_emit_card_result_event(client, client->parser_name, 335 client->parser_handle); 336 } 337 client->parser_card_found = false; 338 break; 339 case YXML_ATTRSTART: 340 if (!client->parser_card_found) break; 341 if (strcmp("name", client->xml_parser.attr) == 0) { 342 client->parser_name_found = true; 343 client->parser_name[0] = 0; 344 break; 345 } 346 if (strcmp("handle", client->xml_parser.attr) == 0) { 347 client->parser_handle_found = true; 348 client->parser_handle[0] = 0; 349 break; 350 } 351 break; 352 case YXML_ATTRVAL: 353 if (client->parser_name_found) { 354 pbap_client_yml_append_character(&client->xml_parser, 355 client->parser_name, 356 sizeof(client->parser_name)); 357 break; 358 } 359 if (client->parser_handle_found) { 360 pbap_client_yml_append_character(&client->xml_parser, 361 client->parser_handle, 362 sizeof(client->parser_handle)); 363 break; 364 } 365 break; 366 case YXML_ATTREND: 367 client->parser_name_found = false; 368 client->parser_handle_found = false; 369 break; 370 default: 371 break; 372 } 373 } 374 } 375 376 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){ 377 pbap_client_t * client = (pbap_client_t *) user_data; 378 switch (header_id){ 379 case OBEX_HEADER_CONNECTION_ID: 380 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){ 381 goep_client_set_connection_id(client->goep_cid, big_endian_read_32(client->obex_header_buffer, 0)); 382 } 383 break; 384 case OBEX_HEADER_AUTHENTICATION_CHALLENGE: 385 obex_auth_parser_process_data(&client->obex_auth_parser, data_buffer, data_len); 386 break; 387 default: 388 break; 389 } 390 } 391 392 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){ 393 UNUSED(total_len); 394 UNUSED(data_offset); 395 pbap_client_t *client = (pbap_client_t *) user_data; 396 switch (header_id) { 397 case OBEX_HEADER_APPLICATION_PARAMETERS: 398 pbap_client_phonebook_size_parser_process_data(&client->phonebook_size_parser, data_buffer, data_len); 399 break; 400 default: 401 break; 402 } 403 } 404 405 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){ 406 pbap_client_t *client = (pbap_client_t *) user_data; 407 switch (header_id) { 408 case OBEX_HEADER_SINGLE_RESPONSE_MODE: 409 obex_parser_header_store(&client->obex_srm.srm_value, 1, total_len, data_offset, data_buffer, data_len); 410 break; 411 case OBEX_HEADER_SINGLE_RESPONSE_MODE_PARAMETER: 412 obex_parser_header_store(&client->obex_srm.srmp_value, 1, total_len, data_offset, data_buffer, data_len); 413 break; 414 case OBEX_HEADER_BODY: 415 case OBEX_HEADER_END_OF_BODY: 416 switch(client->state){ 417 case PBAP_CLIENT_W4_PHONEBOOK: 418 case PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE: 419 client->client_handler(PBAP_DATA_PACKET, client->goep_cid, (uint8_t *) data_buffer, data_len); 420 if (data_offset + data_len == total_len){ 421 client->flow_wait_for_user = true; 422 } 423 break; 424 case PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE: 425 pbap_client_process_vcard_list_body(client, data_buffer, data_len); 426 break; 427 default: 428 btstack_unreachable(); 429 break; 430 } 431 break; 432 default: 433 // ignore other headers 434 break; 435 } 436 } 437 438 static uint16_t pbap_client_application_params_add_vcard_selector(const pbap_client_t * client, uint8_t * application_parameters){ 439 uint16_t pos = 0; 440 if (client->vcard_selector_supported){ 441 // vCard Selector 442 if (client->vcard_selector){ 443 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR; 444 application_parameters[pos++] = 8; 445 memset(&application_parameters[pos], 0, 4); 446 pos += 4; 447 big_endian_store_32(application_parameters, pos, client->vcard_selector); 448 pos += 4; 449 } 450 // vCard Selector Operator 451 if (client->vcard_selector_operator != PBAP_VCARD_SELECTOR_OPERATOR_OR){ 452 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR_OPERATOR; 453 application_parameters[pos++] = 1; 454 application_parameters[pos++] = client->vcard_selector_operator; 455 } 456 } 457 return pos; 458 } 459 460 static uint16_t pbap_client_application_params_add_max_list_count(const pbap_client_t * client, uint8_t * application_parameters, uint16_t max_count){ 461 UNUSED(client); 462 uint16_t pos = 0; 463 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_MAX_LIST_COUNT; 464 application_parameters[pos++] = 2; 465 big_endian_store_16(application_parameters, 2, max_count); 466 pos += 2; 467 return pos; 468 } 469 470 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){ 471 UNUSED(client); 472 uint16_t pos = 0; 473 if (client->list_start_offset != 0){ 474 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_LIST_START_OFFSET; 475 application_parameters[pos++] = 2; 476 big_endian_store_16(application_parameters, 2, list_start_offset); 477 pos += 2; 478 } 479 return pos; 480 } 481 482 // max size: PBAP_MAX_PHONE_NUMBER_LEN + 5 483 static uint16_t pbap_client_application_params_add_phone_number(const pbap_client_t * client, uint8_t * application_parameters){ 484 uint16_t pos = 0; 485 if (client->phone_number){ 486 // Search by phone number 487 uint16_t phone_number_len = btstack_min(PBAP_MAX_PHONE_NUMBER_LEN, (uint16_t) strlen(client->phone_number)); 488 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_VALUE; 489 btstack_assert(phone_number_len <= 255); 490 application_parameters[pos++] = (uint8_t) phone_number_len; 491 (void)memcpy(&application_parameters[pos], 492 client->phone_number, phone_number_len); 493 pos += phone_number_len; 494 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_PROPERTY; 495 application_parameters[pos++] = 1; 496 application_parameters[pos++] = 0x01; // Number 497 } 498 return pos; 499 } 500 501 static uint16_t pbap_client_application_params_add_property_selector(const pbap_client_t * client, uint8_t * application_parameters){ 502 // TODO: support format 503 uint16_t pos = 0; 504 uint32_t property_selector_lower = client->property_selector; 505 if (client->vcard_name != NULL){ 506 if (strncmp(client->vcard_name, "X-BT-UID:", 9) == 0) { 507 property_selector_lower |= 1U << 31; 508 } 509 if (strncmp(client->vcard_name, "X-BT-UCI:", 9) == 0) { 510 property_selector_lower |= 1U << 30; 511 } 512 } 513 if (property_selector_lower != 0){ 514 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PROPERTY_SELECTOR; 515 application_parameters[pos++] = 8; 516 big_endian_store_32(application_parameters, pos, 0); // upper 32-bits are reserved/unused so far 517 pos += 4; 518 big_endian_store_32(application_parameters, pos, property_selector_lower); 519 pos += 4; 520 } 521 return pos; 522 } 523 524 // Mandatory if the PSE advertises a PbapSupportedFeatures attribute in its SDP record, else excluded. 525 static uint16_t pbap_client_application_parameters_add_supported_features(const pbap_client_t * client, uint8_t *application_parameters) { 526 uint16_t pos = 0; 527 if (goep_client_get_pbap_supported_features(client->goep_cid) != PBAP_FEATURES_NOT_PRESENT){ 528 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PBAP_SUPPORTED_FEATURES; 529 application_parameters[pos++] = 4; 530 big_endian_store_32(application_parameters, 2, pbap_client_supported_features); 531 pos += 4; 532 } 533 return pos; 534 } 535 536 static void pbap_client_add_application_parameters(const pbap_client_t * client, uint8_t * application_parameters, uint16_t len){ 537 if (len > 0){ 538 goep_client_header_add_application_parameters(client->goep_cid, &application_parameters[0], len); 539 } 540 } 541 542 static void pbap_client_prepare_srm_header(pbap_client_t * client){ 543 if (!client->flow_control_enabled && goep_client_version_20_or_higher(client->goep_cid)){ 544 goep_client_header_add_srm_enable(client->goep_cid); 545 client->srm_state = SRM_W4_CONFIRM; 546 } 547 } 548 549 static void pbap_client_prepare_get_operation(pbap_client_t * client){ 550 obex_parser_init_for_response(&client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_operation, client); 551 obex_srm_init(&client->obex_srm); 552 client->obex_parser_waiting_for_response = true; 553 } 554 555 static void pbap_handle_can_send_now(pbap_client_t *pbap_client) { 556 uint16_t path_element_start; 557 uint16_t path_element_len; 558 const char * path_element; 559 uint8_t application_parameters[PBAP_MAX_PHONE_NUMBER_LEN + 10]; 560 uint8_t challenge_response[36]; 561 uint16_t pos; 562 563 MD5_CTX md5_ctx; 564 565 if (pbap_client->abort_operation){ 566 pbap_client->abort_operation = 0; 567 // prepare request 568 goep_client_request_create_abort(pbap_client->goep_cid); 569 // state 570 pbap_client->state = PBAP_CLIENT_W4_ABORT_COMPLETE; 571 // prepare response 572 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_ABORT, NULL, pbap_client); 573 obex_srm_init(&pbap_client->obex_srm); 574 pbap_client->obex_parser_waiting_for_response = true; 575 // send packet 576 goep_client_execute(pbap_client->goep_cid); 577 return; 578 } 579 580 switch (pbap_client->state){ 581 case PBAP_CLIENT_W2_SEND_CONNECT_REQUEST: 582 // prepare request 583 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 584 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 585 pos = 0; 586 pos += pbap_client_application_parameters_add_supported_features(pbap_client, &application_parameters[pos]); 587 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 588 // state 589 pbap_client->state = PBAP_CLIENT_W4_CONNECT_RESPONSE; 590 // prepare response 591 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 592 obex_auth_parser_init(&pbap_client->obex_auth_parser); 593 obex_srm_init(&pbap_client->obex_srm); 594 pbap_client->obex_parser_waiting_for_response = true; 595 // send packet 596 goep_client_execute(pbap_client->goep_cid); 597 break; 598 case PBAP_CLIENT_W2_SEND_AUTHENTICATED_CONNECT: 599 // prepare request 600 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 601 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 602 // setup authentication challenge response 603 pos = 0; 604 challenge_response[pos++] = 0; // Tag Digest 605 challenge_response[pos++] = 16; // Len 606 // calculate md5 607 MD5_Init(&md5_ctx); 608 MD5_Update(&md5_ctx, pbap_client->obex_auth_parser.authentication_nonce, 16); 609 MD5_Update(&md5_ctx, &collon, 1); 610 MD5_Update(&md5_ctx, pbap_client->authentication_password, (uint16_t) strlen(pbap_client->authentication_password)); 611 MD5_Final(&challenge_response[pos], &md5_ctx); 612 pos += 16; 613 challenge_response[pos++] = 2; // Tag Nonce 614 challenge_response[pos++] = 16; // Len 615 (void)memcpy(&challenge_response[pos], pbap_client->obex_auth_parser.authentication_nonce, 16); 616 pos += 16; 617 goep_client_header_add_challenge_response(pbap_client->goep_cid, challenge_response, pos); 618 // state 619 pbap_client->state = PBAP_CLIENT_W4_CONNECT_RESPONSE; 620 // prepare response 621 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 622 obex_srm_init(&pbap_client->obex_srm); 623 pbap_client->obex_parser_waiting_for_response = true; 624 // send packet 625 goep_client_execute(pbap_client->goep_cid); 626 break; 627 case PBAP_CLIENT_W2_SEND_DISCONNECT_REQUEST: 628 // prepare request 629 goep_client_request_create_disconnect(pbap_client->goep_cid); 630 // state 631 pbap_client->state = PBAP_CLIENT_W4_DISCONNECT_RESPONSE; 632 // prepare response 633 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_DISCONNECT, NULL, pbap_client); 634 obex_srm_init(&pbap_client->obex_srm); 635 pbap_client->obex_parser_waiting_for_response = true; 636 // send packet 637 goep_client_execute(pbap_client->goep_cid); 638 return; 639 case PBAP_CLIENT_W2_GET_PHONEBOOK_SIZE: 640 // prepare request 641 goep_client_request_create_get(pbap_client->goep_cid); 642 pbap_client_prepare_srm_header(pbap_client); 643 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 644 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 645 646 pos = 0; 647 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 648 // just get size 649 pos += pbap_client_application_params_add_max_list_count(pbap_client, &application_parameters[pos], 0); 650 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 651 652 // state 653 pbap_client->state = PBAP_CLIENT_W4_GET_PHONEBOOK_SIZE_COMPLETE; 654 // prepare response 655 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_phonebook_size, pbap_client); 656 obex_srm_init(&pbap_client->obex_srm); 657 pbap_client_phonebook_size_parser_init(&pbap_client->phonebook_size_parser); 658 pbap_client->obex_parser_waiting_for_response = true; 659 // send packet 660 goep_client_execute(pbap_client->goep_cid); 661 break; 662 case PBAP_CLIENT_W2_PULL_PHONEBOOK: 663 // prepare request 664 goep_client_request_create_get(pbap_client->goep_cid); 665 if (pbap_client->request_number == 0){ 666 pbap_client_prepare_srm_header(pbap_client); 667 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 668 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 669 670 pos = 0; 671 pos += pbap_client_application_params_add_property_selector(pbap_client, &application_parameters[pos]); 672 if (pbap_client->max_list_count){ 673 pos += pbap_client_application_params_add_max_list_count(pbap_client, &application_parameters[pos], pbap_client->max_list_count); 674 } 675 pos += pbap_client_application_params_add_list_start_offset (pbap_client, &application_parameters[pos], pbap_client->list_start_offset); 676 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 677 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 678 } 679 // state 680 pbap_client->state = PBAP_CLIENT_W4_PHONEBOOK; 681 pbap_client->flow_next_triggered = 0; 682 pbap_client->flow_wait_for_user = 0; 683 // prepare response 684 pbap_client_prepare_get_operation(pbap_client); 685 // send packet 686 pbap_client->request_number++; 687 goep_client_execute(pbap_client->goep_cid); 688 break; 689 case PBAP_CLIENT_W2_GET_CARD_LIST: 690 // prepare request 691 goep_client_request_create_get(pbap_client->goep_cid); 692 if (pbap_client->request_number == 0){ 693 pbap_client_prepare_srm_header(pbap_client); 694 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 695 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_listing_type); 696 697 pos = 0; 698 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 699 pos += pbap_client_application_params_add_phone_number(pbap_client, &application_parameters[pos]); 700 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 701 } 702 // state 703 pbap_client->state = PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE; 704 // prepare response 705 pbap_client_prepare_get_operation(pbap_client); 706 // send packet 707 pbap_client->request_number++; 708 goep_client_execute(pbap_client->goep_cid); 709 break; 710 case PBAP_CLIENT_W2_GET_CARD_ENTRY: 711 // prepare request 712 goep_client_request_create_get(pbap_client->goep_cid); 713 if (pbap_client->request_number == 0){ 714 pbap_client_prepare_srm_header(pbap_client); 715 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->vcard_name); 716 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_entry_type); 717 718 pos = 0; 719 pos += pbap_client_application_params_add_property_selector(pbap_client, &application_parameters[pos]); 720 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 721 } 722 // state 723 pbap_client->state = PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE; 724 // prepare response 725 pbap_client_prepare_get_operation(pbap_client); 726 // send packet 727 pbap_client->request_number++; 728 goep_client_execute(pbap_client->goep_cid); 729 break; 730 case PBAP_CLIENT_W2_SET_PATH_ROOT: 731 // prepare request 732 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 733 goep_client_header_add_name(pbap_client->goep_cid, ""); 734 // state 735 pbap_client->state = PBAP_CLIENT_W4_SET_PATH_ROOT_COMPLETE; 736 // prepare response 737 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 738 obex_srm_init(&pbap_client->obex_srm); 739 pbap_client->obex_parser_waiting_for_response = true; 740 // send packet 741 goep_client_execute(pbap_client->goep_cid); 742 break; 743 case PBAP_CLIENT_W2_SET_PATH_ELEMENT: 744 // prepare request 745 // find '/' or '\0' 746 path_element_start = pbap_client->set_path_offset; 747 while ((pbap_client->current_folder[pbap_client->set_path_offset] != '\0') && 748 (pbap_client->current_folder[pbap_client->set_path_offset] != '/')){ 749 pbap_client->set_path_offset++; 750 } 751 path_element_len = pbap_client->set_path_offset-path_element_start; 752 path_element = (const char *) &pbap_client->current_folder[path_element_start]; 753 754 // skip / 755 if (pbap_client->current_folder[pbap_client->set_path_offset] == '/'){ 756 pbap_client->set_path_offset++; 757 } 758 759 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 760 goep_client_header_add_name_prefix(pbap_client->goep_cid, path_element, path_element_len); // next element 761 // state 762 pbap_client->state = PBAP_CLIENT_W4_SET_PATH_ELEMENT_COMPLETE; 763 // prepare response 764 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 765 obex_srm_init(&pbap_client->obex_srm); 766 pbap_client->obex_parser_waiting_for_response = true; 767 // send packet 768 goep_client_execute(pbap_client->goep_cid); 769 break; 770 default: 771 break; 772 } 773 } 774 775 static void pbap_client_handle_srm_headers(pbap_client_t *client) { 776 const obex_srm_t * obex_srm = &client->obex_srm; 777 // Update SRM state based on SRM headers 778 switch (client->srm_state){ 779 case SRM_W4_CONFIRM: 780 switch (obex_srm->srm_value){ 781 case OBEX_SRM_ENABLE: 782 switch (obex_srm->srmp_value){ 783 case OBEX_SRMP_WAIT: 784 client->srm_state = SRM_ENABLED_BUT_WAITING; 785 break; 786 default: 787 client->srm_state = SRM_ENABLED; 788 break; 789 } 790 break; 791 default: 792 client->srm_state = SRM_DISABLED; 793 break; 794 } 795 break; 796 case SRM_ENABLED_BUT_WAITING: 797 switch (obex_srm->srmp_value){ 798 case OBEX_SRMP_WAIT: 799 client->srm_state = SRM_ENABLED_BUT_WAITING; 800 break; 801 default: 802 client->srm_state = SRM_ENABLED; 803 break; 804 } 805 break; 806 default: 807 break; 808 } 809 log_info("SRM state %u", client->srm_state); 810 } 811 812 static void pbap_packet_handler_hci(uint8_t *packet, uint16_t size){ 813 UNUSED(size); 814 uint8_t status; 815 816 pbap_client_t * pbap_client = pbap_client_singleton_pointer; 817 818 switch (hci_event_packet_get_type(packet)) { 819 case HCI_EVENT_GOEP_META: 820 switch (hci_event_goep_meta_get_subevent_code(packet)){ 821 case GOEP_SUBEVENT_CONNECTION_OPENED: 822 status = goep_subevent_connection_opened_get_status(packet); 823 pbap_client->con_handle = goep_subevent_connection_opened_get_con_handle(packet); 824 pbap_client->incoming = goep_subevent_connection_opened_get_incoming(packet); 825 goep_subevent_connection_opened_get_bd_addr(packet, pbap_client->bd_addr); 826 if (status){ 827 log_info("pbap: connection failed %u", status); 828 pbap_client->state = PBAP_CLIENT_INIT; 829 pbap_client_emit_connected_event(pbap_client, status); 830 } else { 831 log_info("pbap: connection established"); 832 pbap_client->goep_cid = goep_subevent_connection_opened_get_goep_cid(packet); 833 pbap_client->state = PBAP_CLIENT_W2_SEND_CONNECT_REQUEST; 834 goep_client_request_can_send_now(pbap_client->goep_cid); 835 } 836 break; 837 case GOEP_SUBEVENT_CONNECTION_CLOSED: 838 if (pbap_client->state > PBAP_CLIENT_CONNECTED){ 839 pbap_client_emit_operation_complete_event(pbap_client, OBEX_DISCONNECTED); 840 } 841 pbap_client->state = PBAP_CLIENT_INIT; 842 pbap_client_emit_connection_closed_event(pbap_client); 843 break; 844 case GOEP_SUBEVENT_CAN_SEND_NOW: 845 pbap_handle_can_send_now(pbap_client); 846 break; 847 default: 848 break; 849 } 850 break; 851 default: 852 break; 853 } 854 } 855 856 static void pbap_packet_handler_goep(pbap_client_t *client, uint8_t *packet, uint16_t size) { 857 858 if (client->obex_parser_waiting_for_response == false) return; 859 860 obex_parser_object_state_t parser_state; 861 parser_state = obex_parser_process_data(&client->obex_parser, packet, size); 862 if (parser_state == OBEX_PARSER_OBJECT_STATE_COMPLETE){ 863 client->obex_parser_waiting_for_response = false; 864 obex_parser_operation_info_t op_info; 865 obex_parser_get_operation_info(&client->obex_parser, &op_info); 866 switch (client->state){ 867 case PBAP_CLIENT_W4_CONNECT_RESPONSE: 868 switch (op_info.response_code) { 869 case OBEX_RESP_SUCCESS: 870 client->state = PBAP_CLIENT_CONNECTED; 871 client->vcard_selector_supported = pbap_client_supported_features & goep_client_get_pbap_supported_features(client->goep_cid) & PBAP_SUPPORTED_FEATURES_VCARD_SELECTING; 872 pbap_client_emit_connected_event(client, ERROR_CODE_SUCCESS); 873 break; 874 case OBEX_RESP_UNAUTHORIZED: 875 client->state = PBAP_CLIENT_W4_USER_AUTHENTICATION; 876 pbap_client_emit_authentication_event(client, client->obex_auth_parser.authentication_options); 877 break; 878 default: 879 log_info("pbap: obex connect failed, result 0x%02x", packet[0]); 880 client->state = PBAP_CLIENT_INIT; 881 pbap_client_emit_connected_event(client, OBEX_CONNECT_FAILED); 882 break; 883 } 884 break; 885 case PBAP_CLIENT_W4_DISCONNECT_RESPONSE: 886 goep_client_disconnect(client->goep_cid); 887 break; 888 case PBAP_CLIENT_W4_SET_PATH_ROOT_COMPLETE: 889 case PBAP_CLIENT_W4_SET_PATH_ELEMENT_COMPLETE: 890 switch (op_info.response_code) { 891 case OBEX_RESP_SUCCESS: 892 // more path? 893 if (client->current_folder[client->set_path_offset]) { 894 client->state = PBAP_CLIENT_W2_SET_PATH_ELEMENT; 895 goep_client_request_can_send_now(client->goep_cid); 896 } else { 897 client->current_folder = NULL; 898 client->state = PBAP_CLIENT_CONNECTED; 899 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 900 } 901 break; 902 case OBEX_RESP_NOT_FOUND: 903 client->state = PBAP_CLIENT_CONNECTED; 904 pbap_client_emit_operation_complete_event(client, OBEX_NOT_FOUND); 905 break; 906 default: 907 client->state = PBAP_CLIENT_CONNECTED; 908 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 909 break; 910 } 911 break; 912 case PBAP_CLIENT_W4_PHONEBOOK: 913 switch (op_info.response_code) { 914 case OBEX_RESP_CONTINUE: 915 pbap_client_handle_srm_headers(client); 916 if (client->srm_state == SRM_ENABLED) { 917 // prepare response 918 pbap_client_prepare_get_operation(client); 919 break; 920 } 921 client->state = PBAP_CLIENT_W2_PULL_PHONEBOOK; 922 if (!client->flow_control_enabled || !client->flow_wait_for_user || 923 client->flow_next_triggered) { 924 goep_client_request_can_send_now(client->goep_cid); 925 } 926 break; 927 case OBEX_RESP_SUCCESS: 928 client->state = PBAP_CLIENT_CONNECTED; 929 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 930 break; 931 default: 932 log_info("unexpected response 0x%02x", packet[0]); 933 client->state = PBAP_CLIENT_CONNECTED; 934 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 935 break; 936 } 937 break; 938 case PBAP_CLIENT_W4_GET_PHONEBOOK_SIZE_COMPLETE: 939 switch (op_info.response_code) { 940 case OBEX_RESP_SUCCESS: 941 if (client->phonebook_size_parser.have_size) { 942 uint16_t phonebook_size = big_endian_read_16(client->phonebook_size_parser.size_buffer, 0); 943 client->state = PBAP_CLIENT_CONNECTED; 944 pbap_client_emit_phonebook_size_event(client, 0, phonebook_size); 945 break; 946 } 947 /* fall through */ 948 default: 949 client->state = PBAP_CLIENT_CONNECTED; 950 pbap_client_emit_phonebook_size_event(client, OBEX_UNKNOWN_ERROR, 0); 951 break; 952 } 953 break; 954 case PBAP_CLIENT_W4_GET_CARD_LIST_COMPLETE: 955 switch (op_info.response_code) { 956 case OBEX_RESP_CONTINUE: 957 // handle continue 958 pbap_client_handle_srm_headers(client); 959 if (client->srm_state == SRM_ENABLED) { 960 // prepare response 961 pbap_client_prepare_get_operation(client); 962 break; 963 } 964 client->state = PBAP_CLIENT_W2_GET_CARD_LIST; 965 goep_client_request_can_send_now(client->goep_cid); 966 break; 967 case OBEX_RESP_SUCCESS: 968 // done 969 client->state = PBAP_CLIENT_CONNECTED; 970 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 971 break; 972 case OBEX_RESP_NOT_ACCEPTABLE: 973 client->state = PBAP_CLIENT_CONNECTED; 974 pbap_client_emit_operation_complete_event(client, OBEX_NOT_ACCEPTABLE); 975 break; 976 default: 977 log_info("unexpected response 0x%02x", packet[0]); 978 client->state = PBAP_CLIENT_CONNECTED; 979 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 980 break; 981 } 982 break; 983 case PBAP_CLIENT_W4_GET_CARD_ENTRY_COMPLETE: 984 switch (op_info.response_code) { 985 case OBEX_RESP_CONTINUE: 986 pbap_client_handle_srm_headers(client); 987 if (client->srm_state == SRM_ENABLED) { 988 // prepare response 989 pbap_client_prepare_get_operation(client); 990 break; 991 } 992 client->state = PBAP_CLIENT_W2_GET_CARD_ENTRY; 993 goep_client_request_can_send_now(client->goep_cid); 994 break; 995 case OBEX_RESP_SUCCESS: 996 client->state = PBAP_CLIENT_CONNECTED; 997 pbap_client_emit_operation_complete_event(client, ERROR_CODE_SUCCESS); 998 break; 999 case OBEX_RESP_NOT_ACCEPTABLE: 1000 client->state = PBAP_CLIENT_CONNECTED; 1001 pbap_client_emit_operation_complete_event(client, OBEX_NOT_ACCEPTABLE); 1002 break; 1003 default: 1004 log_info("unexpected response 0x%02x", packet[0]); 1005 client->state = PBAP_CLIENT_CONNECTED; 1006 pbap_client_emit_operation_complete_event(client, OBEX_UNKNOWN_ERROR); 1007 break; 1008 } 1009 break; 1010 case PBAP_CLIENT_W4_ABORT_COMPLETE: 1011 client->state = PBAP_CLIENT_CONNECTED; 1012 pbap_client_emit_operation_complete_event(client, OBEX_ABORTED); 1013 break; 1014 default: 1015 btstack_unreachable(); 1016 break; 1017 } 1018 } 1019 } 1020 1021 static void pbap_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 1022 UNUSED(channel); // ok: there is no channel 1023 UNUSED(size); // ok: handling own geop events 1024 1025 pbap_client_t * client; 1026 1027 switch (packet_type){ 1028 case HCI_EVENT_PACKET: 1029 pbap_packet_handler_hci(packet, size); 1030 break; 1031 case GOEP_DATA_PACKET: 1032 client = pbap_client_singleton_pointer; 1033 pbap_packet_handler_goep(client, packet, size); 1034 break; 1035 default: 1036 break; 1037 } 1038 } 1039 1040 void pbap_client_init(void){ 1041 pbap_client_supported_features = 1042 PBAP_SUPPORTED_FEATURES_DOWNLOAD | 1043 PBAP_SUPPORTED_FEATURES_BROWSING | 1044 PBAP_SUPPORTED_FEATURES_DATABASE_IDENTIFIER | 1045 PBAP_SUPPORTED_FEATURES_FOLDER_VERSION_COUNTERS | 1046 PBAP_SUPPORTED_FEATURES_VCARD_SELECTING | 1047 PBAP_SUPPORTED_FEATURES_ENHANCED_MISSED_CALLS | 1048 PBAP_SUPPORTED_FEATURES_DEFAULT_CONTACT_IMAGE_FORMAT | 1049 PBAP_SUPPORTED_FEATURES_X_BT_UCI_VCARD_PROPERTY | 1050 PBAP_SUPPORTED_FEATURES_X_BT_UID_VCARD_PROPERTY | 1051 PBAP_SUPPORTED_FEATURES_CONTACT_REFERENCING; 1052 1053 memset(&pbap_client_singleton, 0, sizeof(pbap_client_t)); 1054 pbap_client_singleton.state = PBAP_CLIENT_INIT; 1055 } 1056 1057 void pbap_client_deinit(void){ 1058 } 1059 1060 static pbap_client_t * pbap_client_for_cid(uint16_t cid){ 1061 if (pbap_client_singleton.goep_cid == cid){ 1062 return &pbap_client_singleton; 1063 } else { 1064 return NULL; 1065 } 1066 } 1067 1068 static uint8_t pbap_client_connect(pbap_client_t * client, btstack_packet_handler_t handler, bd_addr_t addr, uint16_t * out_cid) { 1069 client->state = PBAP_CLIENT_W4_GOEP_CONNECTION; 1070 client->client_handler = handler; 1071 client->vcard_selector = 0; 1072 client->vcard_selector_operator = PBAP_VCARD_SELECTOR_OPERATOR_OR; 1073 1074 uint8_t err = goep_client_create_connection(&pbap_packet_handler, addr, BLUETOOTH_SERVICE_CLASS_PHONEBOOK_ACCESS_PSE, &client->goep_cid); 1075 *out_cid = client->goep_cid; 1076 if (err) return err; 1077 return ERROR_CODE_SUCCESS; 1078 } 1079 1080 uint8_t pbap_connect(btstack_packet_handler_t handler, bd_addr_t addr, uint16_t * out_cid){ 1081 if (pbap_client_singleton.state != PBAP_CLIENT_INIT){ 1082 return BTSTACK_MEMORY_ALLOC_FAILED; 1083 } 1084 return pbap_client_connect(&pbap_client_singleton, handler, addr, out_cid); 1085 } 1086 1087 uint8_t pbap_disconnect(uint16_t pbap_cid){ 1088 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1089 if (pbap_client == NULL){ 1090 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1091 } 1092 if (pbap_client->state < PBAP_CLIENT_CONNECTED){ 1093 return BTSTACK_BUSY; 1094 } 1095 pbap_client->state = PBAP_CLIENT_W2_SEND_DISCONNECT_REQUEST; 1096 goep_client_request_can_send_now(pbap_client->goep_cid); 1097 return ERROR_CODE_SUCCESS; 1098 } 1099 1100 uint8_t pbap_get_phonebook_size(uint16_t pbap_cid, const char * path){ 1101 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1102 if (pbap_client == NULL){ 1103 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1104 } 1105 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1106 return BTSTACK_BUSY; 1107 } 1108 pbap_client->state = PBAP_CLIENT_W2_GET_PHONEBOOK_SIZE; 1109 pbap_client->phonebook_path = path; 1110 pbap_client->request_number = 0; 1111 goep_client_request_can_send_now(pbap_client->goep_cid); 1112 return ERROR_CODE_SUCCESS; 1113 } 1114 1115 uint8_t pbap_pull_phonebook(uint16_t pbap_cid, const char * path){ 1116 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1117 if (pbap_client == NULL){ 1118 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1119 } 1120 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1121 return BTSTACK_BUSY; 1122 } 1123 pbap_client->state = PBAP_CLIENT_W2_PULL_PHONEBOOK; 1124 pbap_client->phonebook_path = path; 1125 pbap_client->vcard_name = NULL; 1126 pbap_client->request_number = 0; 1127 goep_client_request_can_send_now(pbap_client->goep_cid); 1128 return ERROR_CODE_SUCCESS; 1129 } 1130 1131 uint8_t pbap_set_phonebook(uint16_t pbap_cid, const char * path){ 1132 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1133 if (pbap_client == NULL){ 1134 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1135 } 1136 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1137 return BTSTACK_BUSY; 1138 } 1139 pbap_client->state = PBAP_CLIENT_W2_SET_PATH_ROOT; 1140 pbap_client->current_folder = path; 1141 pbap_client->set_path_offset = 0; 1142 goep_client_request_can_send_now(pbap_client->goep_cid); 1143 return ERROR_CODE_SUCCESS; 1144 } 1145 1146 uint8_t pbap_authentication_password(uint16_t pbap_cid, const char * password){ 1147 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1148 if (pbap_client == NULL){ 1149 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1150 } 1151 if (pbap_client->state != PBAP_CLIENT_W4_USER_AUTHENTICATION){ 1152 return BTSTACK_BUSY; 1153 } 1154 pbap_client->state = PBAP_CLIENT_W2_SEND_AUTHENTICATED_CONNECT; 1155 pbap_client->authentication_password = password; 1156 goep_client_request_can_send_now(pbap_client->goep_cid); 1157 return ERROR_CODE_SUCCESS; 1158 } 1159 1160 uint8_t pbap_pull_vcard_listing(uint16_t pbap_cid, const char * path){ 1161 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1162 if (pbap_client == NULL){ 1163 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1164 } 1165 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1166 return BTSTACK_BUSY; 1167 } 1168 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_LIST; 1169 pbap_client->phonebook_path = path; 1170 pbap_client->phone_number = NULL; 1171 pbap_client->request_number = 0; 1172 pbap_client_vcard_listing_init_parser(pbap_client); 1173 goep_client_request_can_send_now(pbap_client->goep_cid); 1174 return ERROR_CODE_SUCCESS; 1175 } 1176 1177 uint8_t pbap_pull_vcard_entry(uint16_t pbap_cid, const char * path){ 1178 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1179 if (pbap_client == NULL){ 1180 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1181 } 1182 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1183 return BTSTACK_BUSY; 1184 } 1185 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_ENTRY; 1186 // pbap_client->phonebook_path = NULL; 1187 // pbap_client->phone_number = NULL; 1188 pbap_client->vcard_name = path; 1189 pbap_client->request_number = 0; 1190 goep_client_request_can_send_now(pbap_client->goep_cid); 1191 return ERROR_CODE_SUCCESS; 1192 } 1193 1194 uint8_t pbap_lookup_by_number(uint16_t pbap_cid, const char * phone_number){ 1195 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1196 if (pbap_client == NULL){ 1197 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1198 } 1199 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1200 return BTSTACK_BUSY; 1201 } 1202 pbap_client->state = PBAP_CLIENT_W2_GET_CARD_LIST; 1203 pbap_client->phonebook_path = pbap_vcard_listing_name; 1204 pbap_client->phone_number = phone_number; 1205 pbap_client->request_number = 0; 1206 pbap_client_vcard_listing_init_parser(pbap_client); 1207 goep_client_request_can_send_now(pbap_client->goep_cid); 1208 return ERROR_CODE_SUCCESS; 1209 } 1210 1211 uint8_t pbap_abort(uint16_t pbap_cid){ 1212 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1213 if (pbap_client == NULL){ 1214 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1215 } 1216 if ((pbap_client->state < PBAP_CLIENT_CONNECTED) || (pbap_client->abort_operation != 0)){ 1217 return ERROR_CODE_COMMAND_DISALLOWED; 1218 } 1219 log_info("abort current operation, state 0x%02x", pbap_client->state); 1220 pbap_client->abort_operation = 1; 1221 return ERROR_CODE_SUCCESS; 1222 } 1223 1224 uint8_t pbap_next_packet(uint16_t pbap_cid){ 1225 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1226 if (pbap_client == NULL){ 1227 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1228 } 1229 if (!pbap_client->flow_control_enabled){ 1230 return ERROR_CODE_SUCCESS; 1231 } 1232 switch (pbap_client->state){ 1233 case PBAP_CLIENT_W2_PULL_PHONEBOOK: 1234 goep_client_request_can_send_now(pbap_client->goep_cid); 1235 break; 1236 case PBAP_CLIENT_W4_PHONEBOOK: 1237 pbap_client->flow_next_triggered = 1; 1238 break; 1239 default: 1240 break; 1241 } 1242 return ERROR_CODE_SUCCESS; 1243 } 1244 1245 uint8_t pbap_set_flow_control_mode(uint16_t pbap_cid, int enable){ 1246 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1247 if (pbap_client == NULL){ 1248 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1249 } 1250 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1251 return BTSTACK_BUSY; 1252 } 1253 pbap_client->flow_control_enabled = enable; 1254 return ERROR_CODE_SUCCESS; 1255 } 1256 1257 uint8_t pbap_set_vcard_selector(uint16_t pbap_cid, uint32_t vcard_selector){ 1258 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1259 if (pbap_client == NULL){ 1260 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1261 } 1262 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1263 return BTSTACK_BUSY; 1264 } 1265 pbap_client->vcard_selector = vcard_selector; 1266 return ERROR_CODE_SUCCESS; 1267 } 1268 1269 uint8_t pbap_set_vcard_selector_operator(uint16_t pbap_cid, int vcard_selector_operator){ 1270 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1271 if (pbap_client == NULL){ 1272 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1273 } 1274 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1275 return BTSTACK_BUSY; 1276 } 1277 pbap_client->vcard_selector_operator = vcard_selector_operator; 1278 return ERROR_CODE_SUCCESS; 1279 } 1280 1281 uint8_t pbap_set_property_selector(uint16_t pbap_cid, uint32_t property_selector){ 1282 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1283 if (pbap_client == NULL){ 1284 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1285 } 1286 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1287 return BTSTACK_BUSY; 1288 } 1289 pbap_client->property_selector = property_selector; 1290 return ERROR_CODE_SUCCESS; 1291 } 1292 1293 uint8_t pbap_set_max_list_count(uint16_t pbap_cid, uint16_t max_list_count){ 1294 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1295 if (pbap_client == NULL){ 1296 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1297 } 1298 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1299 return BTSTACK_BUSY; 1300 } 1301 pbap_client->max_list_count = max_list_count; 1302 return ERROR_CODE_SUCCESS; 1303 } 1304 1305 uint8_t pbap_set_list_start_offset(uint16_t pbap_cid, uint16_t list_start_offset){ 1306 pbap_client_t * pbap_client = pbap_client_for_cid(pbap_cid); 1307 if (pbap_client == NULL){ 1308 return ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER; 1309 } 1310 if (pbap_client->state != PBAP_CLIENT_CONNECTED){ 1311 return BTSTACK_BUSY; 1312 } 1313 pbap_client->list_start_offset = list_start_offset; 1314 return ERROR_CODE_SUCCESS; 1315 } 1316