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 #include "yxml.h" 57 58 #include "classic/obex.h" 59 #include "classic/obex_parser.h" 60 #include "classic/goep_client.h" 61 #include "classic/pbap.h" 62 #include "classic/pbap_client.h" 63 64 // 796135f0-f0c5-11d8-0966- 0800200c9a66 65 static const uint8_t pbap_uuid[] = { 0x79, 0x61, 0x35, 0xf0, 0xf0, 0xc5, 0x11, 0xd8, 0x09, 0x66, 0x08, 0x00, 0x20, 0x0c, 0x9a, 0x66}; 66 67 const char * pbap_phonebook_type = "x-bt/phonebook"; 68 const char * pbap_vcard_listing_type = "x-bt/vcard-listing"; 69 const char * pbap_vcard_entry_type = "x-bt/vcard"; 70 71 const char * pbap_vcard_listing_name = "pb"; 72 73 typedef enum { 74 PBAP_INIT = 0, 75 PBAP_W4_GOEP_CONNECTION, 76 PBAP_W2_SEND_CONNECT_REQUEST, 77 PBAP_W4_CONNECT_RESPONSE, 78 PBAP_W4_USER_AUTHENTICATION, 79 PBAP_W2_SEND_AUTHENTICATED_CONNECT, 80 PBAP_CONNECT_RESPONSE_RECEIVED, 81 PBAP_CONNECTED, 82 // 83 PBAP_W2_SEND_DISCONNECT_REQUEST, 84 PBAP_W4_DISCONNECT_RESPONSE, 85 // 86 PBAP_W2_PULL_PHONEBOOK, 87 PBAP_W4_PHONEBOOK, 88 PBAP_W2_SET_PATH_ROOT, 89 PBAP_W4_SET_PATH_ROOT_COMPLETE, 90 PBAP_W2_SET_PATH_ELEMENT, 91 PBAP_W4_SET_PATH_ELEMENT_COMPLETE, 92 PBAP_W2_GET_PHONEBOOK_SIZE, 93 PBAP_W4_GET_PHONEBOOK_SIZE_COMPLETE, 94 // - pull vacard liast 95 PBAP_W2_GET_CARD_LIST, 96 PBAP_W4_GET_CARD_LIST_COMPLETE, 97 // - pull vcard entry 98 PBAP_W2_GET_CARD_ENTRY, 99 PBAP_W4_GET_CARD_ENTRY_COMPLETE, 100 // abort operation 101 PBAP_W4_ABORT_COMPLETE, 102 103 } pbap_state_t; 104 105 typedef enum { 106 SRM_DISABLED, 107 SRM_W4_CONFIRM, 108 SRM_ENABLED_BUT_WAITING, 109 SRM_ENABLED 110 } srm_state_t; 111 112 typedef enum { 113 OBEX_AUTH_PARSER_STATE_W4_TYPE = 0, 114 OBEX_AUTH_PARSER_STATE_W4_LEN, 115 OBEX_AUTH_PARSER_STATE_W4_VALUE, 116 OBEX_AUTH_PARSER_STATE_INVALID, 117 } obex_auth_parser_state_t; 118 119 typedef struct { 120 // parsing 121 obex_auth_parser_state_t state; 122 uint8_t type; 123 uint8_t len; 124 uint8_t pos; 125 // data 126 uint8_t authentication_options; 127 uint16_t authentication_nonce[16]; 128 } obex_auth_parser_t; 129 130 typedef struct { 131 uint8_t srm_value; 132 uint8_t srmp_value; 133 } obex_srm_t; 134 135 typedef enum { 136 PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE = 0, 137 PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN, 138 PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE, 139 PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID, 140 } pbap_client_phonebook_size_parser_state_t; 141 142 typedef struct { 143 // parsing 144 pbap_client_phonebook_size_parser_state_t state; 145 uint8_t type; 146 uint8_t len; 147 uint8_t pos; 148 // data 149 bool have_size; 150 uint8_t size_buffer[2]; 151 } pbap_client_phonebook_size_parser_t; 152 153 typedef struct pbap_client { 154 pbap_state_t state; 155 uint16_t cid; 156 bd_addr_t bd_addr; 157 hci_con_handle_t con_handle; 158 uint8_t incoming; 159 uint16_t goep_cid; 160 btstack_packet_handler_t client_handler; 161 int request_number; 162 const char * current_folder; 163 const char * phone_number; 164 const char * phonebook_path; 165 const char * vcard_name; 166 uint16_t set_path_offset; 167 /* vcard selector / operator */ 168 uint32_t vcard_selector; 169 uint8_t vcard_selector_operator; 170 uint8_t vcard_selector_supported; 171 /* property selector */ 172 uint32_t property_selector; 173 /* abort */ 174 uint8_t abort_operation; 175 /* obex parser */ 176 bool obex_parser_waiting_for_response; 177 obex_parser_t obex_parser; 178 uint8_t obex_header_buffer[4]; 179 /* authentication */ 180 obex_auth_parser_t obex_auth_parser; 181 const char * authentication_password; 182 /* xml parser */ 183 yxml_t xml_parser; 184 uint8_t xml_buffer[50]; 185 /* vcard listing parser */ 186 bool parser_card_found; 187 bool parser_name_found; 188 bool parser_handle_found; 189 char parser_name[PBAP_MAX_NAME_LEN]; 190 char parser_handle[PBAP_MAX_HANDLE_LEN]; 191 /* phonebook size */ 192 pbap_client_phonebook_size_parser_t phonebook_size_parser; 193 /* flow control mode */ 194 uint8_t flow_control_enabled; 195 uint8_t flow_next_triggered; 196 bool flow_wait_for_user; 197 /* srm */ 198 obex_srm_t obex_srm; 199 srm_state_t srm_state; 200 } pbap_client_t; 201 202 static uint32_t pbap_client_supported_features; 203 204 static pbap_client_t pbap_client_singleton; 205 static pbap_client_t * pbap_client = &pbap_client_singleton; 206 207 static void pbap_client_emit_connected_event(pbap_client_t * context, uint8_t status){ 208 uint8_t event[15]; 209 int pos = 0; 210 event[pos++] = HCI_EVENT_PBAP_META; 211 pos++; // skip len 212 event[pos++] = PBAP_SUBEVENT_CONNECTION_OPENED; 213 little_endian_store_16(event,pos,context->cid); 214 pos+=2; 215 event[pos++] = status; 216 (void)memcpy(&event[pos], context->bd_addr, 6); 217 pos += 6; 218 little_endian_store_16(event,pos,context->con_handle); 219 pos += 2; 220 event[pos++] = context->incoming; 221 event[1] = pos - 2; 222 if (pos != sizeof(event)) log_error("goep_client_emit_connected_event size %u", pos); 223 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 224 } 225 226 static void pbap_client_emit_connection_closed_event(pbap_client_t * context){ 227 uint8_t event[5]; 228 int pos = 0; 229 event[pos++] = HCI_EVENT_PBAP_META; 230 pos++; // skip len 231 event[pos++] = PBAP_SUBEVENT_CONNECTION_CLOSED; 232 little_endian_store_16(event,pos,context->cid); 233 pos+=2; 234 event[1] = pos - 2; 235 if (pos != sizeof(event)) log_error("pbap_client_emit_connection_closed_event size %u", pos); 236 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 237 } 238 239 static void pbap_client_emit_operation_complete_event(pbap_client_t * context, uint8_t status){ 240 uint8_t event[6]; 241 int pos = 0; 242 event[pos++] = HCI_EVENT_PBAP_META; 243 pos++; // skip len 244 event[pos++] = PBAP_SUBEVENT_OPERATION_COMPLETED; 245 little_endian_store_16(event,pos,context->cid); 246 pos+=2; 247 event[pos++]= status; 248 event[1] = pos - 2; 249 if (pos != sizeof(event)) log_error("pbap_client_emit_can_send_now_event size %u", pos); 250 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 251 } 252 253 static void pbap_client_emit_phonebook_size_event(pbap_client_t * context, uint8_t status, uint16_t phonebook_size){ 254 uint8_t event[8]; 255 int pos = 0; 256 event[pos++] = HCI_EVENT_PBAP_META; 257 pos++; // skip len 258 event[pos++] = PBAP_SUBEVENT_PHONEBOOK_SIZE; 259 little_endian_store_16(event,pos,context->cid); 260 pos+=2; 261 event[pos++] = status; 262 little_endian_store_16(event,pos, phonebook_size); 263 pos+=2; 264 event[1] = pos - 2; 265 if (pos != sizeof(event)) log_error("pbap_client_emit_phonebook_size_event size %u", pos); 266 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 267 } 268 269 static void pbap_client_emit_authentication_event(pbap_client_t * context, uint8_t options){ 270 // split options 271 uint8_t user_id_required = (options & 1) ? 1 : 0; 272 uint8_t full_access = (options & 2) ? 1 : 0; 273 274 uint8_t event[7]; 275 int pos = 0; 276 event[pos++] = HCI_EVENT_PBAP_META; 277 pos++; // skip len 278 event[pos++] = PBAP_SUBEVENT_AUTHENTICATION_REQUEST; 279 little_endian_store_16(event,pos,context->cid); 280 pos+=2; 281 event[pos++] = user_id_required; 282 event[pos++] = full_access; 283 if (pos != sizeof(event)) log_error("pbap_client_emit_authentication_event size %u", pos); 284 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 285 } 286 287 static void pbap_client_emit_card_result_event(pbap_client_t * context, const char * name, const char * handle){ 288 uint8_t event[5 + PBAP_MAX_NAME_LEN + PBAP_MAX_HANDLE_LEN]; 289 int pos = 0; 290 event[pos++] = HCI_EVENT_PBAP_META; 291 pos++; // skip len 292 event[pos++] = PBAP_SUBEVENT_CARD_RESULT; 293 little_endian_store_16(event,pos,context->cid); 294 pos+=2; 295 int name_len = btstack_min(PBAP_MAX_NAME_LEN, strlen(name)); 296 event[pos++] = name_len; 297 (void)memcpy(&event[pos], name, name_len); 298 pos += name_len; 299 int handle_len = btstack_min(PBAP_MAX_HANDLE_LEN, strlen(handle)); 300 event[pos++] = handle_len; 301 (void)memcpy(&event[pos], handle, handle_len); 302 pos += handle_len; 303 event[1] = pos - 2; 304 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 305 } 306 307 static const uint8_t collon = (uint8_t) ':'; 308 309 static void pbap_client_vcard_listing_init_parser(pbap_client_t * client){ 310 yxml_init(&client->xml_parser, client->xml_buffer, sizeof(client->xml_buffer)); 311 client->parser_card_found = false; 312 client->parser_name_found = false; 313 client->parser_handle_found = false; 314 } 315 316 static void pbap_client_phonebook_size_parser_init(pbap_client_phonebook_size_parser_t * phonebook_size_parer){ 317 memset(phonebook_size_parer, 0, sizeof(pbap_client_phonebook_size_parser_t)); 318 } 319 320 static void pbap_client_phoneboook_size_parser_process_data(pbap_client_phonebook_size_parser_t * phonebook_size_parser, const uint8_t * data_buffer, uint16_t data_len){ 321 while (data_len){ 322 uint16_t bytes_to_consume = 1; 323 switch(phonebook_size_parser->state){ 324 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID: 325 return; 326 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE: 327 phonebook_size_parser->type = *data_buffer; 328 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN; 329 break; 330 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN: 331 phonebook_size_parser->len = *data_buffer; 332 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE; 333 switch (phonebook_size_parser->type){ 334 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 335 if (phonebook_size_parser->len != 2){ 336 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID; 337 return; 338 } 339 break; 340 default: 341 break; 342 } 343 break; 344 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE: 345 bytes_to_consume = btstack_min(phonebook_size_parser->len - phonebook_size_parser->pos, data_len); 346 switch (phonebook_size_parser->type){ 347 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 348 memcpy(&phonebook_size_parser->size_buffer[phonebook_size_parser->pos], data_buffer, bytes_to_consume); 349 break; 350 default: 351 // ignore data 352 break; 353 } 354 phonebook_size_parser->pos += bytes_to_consume; 355 if (phonebook_size_parser->pos == phonebook_size_parser->len){ 356 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE; 357 switch (phonebook_size_parser->type){ 358 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 359 phonebook_size_parser->have_size = true; 360 break; 361 default: 362 break; 363 } 364 } 365 break; 366 default: 367 break; 368 } 369 data_buffer += bytes_to_consume; 370 data_len -= bytes_to_consume; 371 } 372 } 373 374 static void obex_auth_parser_init(obex_auth_parser_t * auth_parser){ 375 memset(auth_parser, 0, sizeof(obex_auth_parser_t)); 376 } 377 378 static void obex_auth_parser_process_data(obex_auth_parser_t * auth_parser, const uint8_t * data_buffer, uint16_t data_len){ 379 while (data_len){ 380 uint16_t bytes_to_consume = 1; 381 switch(auth_parser->state){ 382 case OBEX_AUTH_PARSER_STATE_INVALID: 383 return; 384 case OBEX_AUTH_PARSER_STATE_W4_TYPE: 385 auth_parser->type = *data_buffer; 386 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_LEN; 387 break; 388 case OBEX_AUTH_PARSER_STATE_W4_LEN: 389 auth_parser->len = *data_buffer; 390 switch (auth_parser->type){ 391 case 0: 392 if (auth_parser->len != 0x10){ 393 auth_parser->state = OBEX_AUTH_PARSER_STATE_INVALID; 394 return; 395 } 396 break; 397 case 1: 398 if (auth_parser->len != 0x01){ 399 auth_parser->state = OBEX_AUTH_PARSER_STATE_INVALID; 400 return; 401 } 402 break; 403 case 2: 404 // TODO: handle charset 405 // charset_code = challenge_data[i]; 406 break; 407 default: 408 break; 409 } 410 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_VALUE; 411 break; 412 case OBEX_AUTH_PARSER_STATE_W4_VALUE: 413 bytes_to_consume = btstack_min(auth_parser->len - auth_parser->pos, data_len); 414 switch (auth_parser->type){ 415 case 0: 416 memcpy(&auth_parser->authentication_nonce[auth_parser->pos], data_buffer, bytes_to_consume); 417 break; 418 case 1: 419 auth_parser->authentication_options = *data_buffer; 420 break; 421 default: 422 // ignore 423 break; 424 } 425 auth_parser->pos += bytes_to_consume; 426 if (auth_parser->pos == auth_parser->len){ 427 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_TYPE; 428 } 429 break; 430 default: 431 btstack_unreachable(); 432 break; 433 } 434 data_buffer += bytes_to_consume; 435 data_len -= bytes_to_consume; 436 } 437 } 438 439 static void obex_srm_init(obex_srm_t * obex_srm){ 440 obex_srm->srm_value = OBEX_SRM_DISABLE; 441 obex_srm->srmp_value = OBEX_SRMP_NEXT; 442 } 443 static void pbap_client_yml_append_character(yxml_t * xml_parser, char * buffer, uint16_t buffer_size){ 444 // "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." 445 uint16_t char_len = strlen(xml_parser->data); 446 btstack_assert(char_len <= 4); 447 uint16_t dest_len = strlen(buffer); 448 uint16_t zero_pos = dest_len + char_len; 449 if (zero_pos >= buffer_size) return; 450 memcpy(&buffer[dest_len], xml_parser->data, char_len); 451 buffer[zero_pos] = '\0'; 452 } 453 454 static void pbap_client_process_vcard_list_body(const uint8_t * data, uint16_t data_len){ 455 while (data_len--) { 456 yxml_ret_t r = yxml_parse(&pbap_client->xml_parser, *data++); 457 switch (r) { 458 case YXML_ELEMSTART: 459 pbap_client->parser_card_found = strcmp("card", pbap_client->xml_parser.elem) == 0; 460 break; 461 case YXML_ELEMEND: 462 if (pbap_client->parser_card_found) { 463 pbap_client_emit_card_result_event(pbap_client, pbap_client->parser_name, 464 pbap_client->parser_handle); 465 } 466 pbap_client->parser_card_found = false; 467 break; 468 case YXML_ATTRSTART: 469 if (!pbap_client->parser_card_found) break; 470 if (strcmp("name", pbap_client->xml_parser.attr) == 0) { 471 pbap_client->parser_name_found = true; 472 pbap_client->parser_name[0] = 0; 473 break; 474 } 475 if (strcmp("handle", pbap_client->xml_parser.attr) == 0) { 476 pbap_client->parser_handle_found = true; 477 pbap_client->parser_handle[0] = 0; 478 break; 479 } 480 break; 481 case YXML_ATTRVAL: 482 if (pbap_client->parser_name_found) { 483 pbap_client_yml_append_character(&pbap_client->xml_parser, 484 pbap_client->parser_name, 485 sizeof(pbap_client->parser_name)); 486 break; 487 } 488 if (pbap_client->parser_handle_found) { 489 pbap_client_yml_append_character(&pbap_client->xml_parser, 490 pbap_client->parser_handle, 491 sizeof(pbap_client->parser_handle)); 492 break; 493 } 494 break; 495 case YXML_ATTREND: 496 pbap_client->parser_name_found = false; 497 pbap_client->parser_handle_found = false; 498 break; 499 default: 500 break; 501 } 502 } 503 } 504 505 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){ 506 pbap_client_t * client = (pbap_client_t *) user_data; 507 switch (header_id){ 508 case OBEX_HEADER_CONNECTION_ID: 509 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){ 510 goep_client_set_connection_id(client->goep_cid, big_endian_read_32(client->obex_header_buffer, 0)); 511 } 512 break; 513 case OBEX_HEADER_AUTHENTICATION_CHALLENGE: 514 obex_auth_parser_process_data(&client->obex_auth_parser, data_buffer, data_len); 515 break; 516 default: 517 break; 518 } 519 } 520 521 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){ 522 UNUSED(total_len); 523 UNUSED(data_offset); 524 pbap_client_t *client = (pbap_client_t *) user_data; 525 switch (header_id) { 526 case OBEX_HEADER_APPLICATION_PARAMETERS: 527 pbap_client_phoneboook_size_parser_process_data(&client->phonebook_size_parser, data_buffer, data_len); 528 break; 529 default: 530 break; 531 } 532 } 533 534 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){ 535 pbap_client_t *client = (pbap_client_t *) user_data; 536 switch (header_id) { 537 case OBEX_HEADER_SINGLE_RESPONSE_MODE: 538 obex_parser_header_store(&client->obex_srm.srm_value, 1, total_len, data_offset, data_buffer, data_len); 539 break; 540 case OBEX_HEADER_SINGLE_RESPONSE_MODE_PARAMETER: 541 obex_parser_header_store(&client->obex_srm.srmp_value, 1, total_len, data_offset, data_buffer, data_len); 542 break; 543 case OBEX_HEADER_BODY: 544 case OBEX_HEADER_END_OF_BODY: 545 switch(pbap_client->state){ 546 case PBAP_W4_PHONEBOOK: 547 case PBAP_W4_GET_CARD_ENTRY_COMPLETE: 548 client->client_handler(PBAP_DATA_PACKET, client->cid, (uint8_t *) data_buffer, data_len); 549 if (data_offset + data_len == total_len){ 550 client->flow_wait_for_user = true; 551 } 552 break; 553 case PBAP_W4_GET_CARD_LIST_COMPLETE: 554 pbap_client_process_vcard_list_body(data_buffer, data_len); 555 break; 556 default: 557 btstack_unreachable(); 558 break; 559 } 560 break; 561 default: 562 // ignore other headers 563 break; 564 } 565 } 566 567 static uint16_t pbap_client_application_params_add_vcard_selector(const pbap_client_t * client, uint8_t * application_parameters){ 568 uint16_t pos = 0; 569 if (client->vcard_selector_supported){ 570 // vCard Selector 571 if (pbap_client->vcard_selector){ 572 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR; 573 application_parameters[pos++] = 8; 574 memset(&application_parameters[pos], 0, 4); 575 pos += 4; 576 big_endian_store_32(application_parameters, pos, client->vcard_selector); 577 pos += 4; 578 } 579 // vCard Selector Operator 580 if (client->vcard_selector_operator != PBAP_VCARD_SELECTOR_OPERATOR_OR){ 581 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR_OPERATOR; 582 application_parameters[pos++] = 1; 583 application_parameters[pos++] = client->vcard_selector_operator; 584 } 585 } 586 return pos; 587 } 588 589 static uint16_t pbap_client_application_params_add_max_list_count(const pbap_client_t * client, uint8_t * application_parameters, uint16_t max_count){ 590 UNUSED(client); 591 uint16_t pos = 0; 592 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_MAX_LIST_COUNT; 593 application_parameters[pos++] = 2; 594 big_endian_store_16(application_parameters, 2, max_count); 595 pos += 2; 596 return pos; 597 } 598 599 // max size: PBAP_MAX_PHONE_NUMBER_LEN + 5 600 static uint16_t pbap_client_application_params_add_phone_number(const pbap_client_t * client, uint8_t * application_parameters){ 601 uint16_t pos = 0; 602 if (client->phone_number){ 603 // Search by phone number 604 uint16_t phone_number_len = btstack_min(PBAP_MAX_PHONE_NUMBER_LEN, strlen(client->phone_number)); 605 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_VALUE; 606 application_parameters[pos++] = phone_number_len; 607 (void)memcpy(&application_parameters[pos], 608 pbap_client->phone_number, phone_number_len); 609 pos += phone_number_len; 610 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_PROPERTY; 611 application_parameters[pos++] = 1; 612 application_parameters[pos++] = 0x01; // Number 613 } 614 return pos; 615 } 616 617 static uint16_t pbap_client_application_params_add_property_selector(const pbap_client_t * client, uint8_t * application_parameters){ 618 // TODO: support format 619 uint16_t pos = 0; 620 uint32_t property_selector_lower = client->property_selector; 621 if (strncmp(pbap_client->vcard_name, "X-BT-UID:", 9) == 0) { 622 property_selector_lower |= 1U << 31; 623 } 624 if (strncmp(pbap_client->vcard_name, "X-BT-UCI:", 9) == 0) { 625 property_selector_lower |= 1U << 30; 626 } 627 if (property_selector_lower != 0){ 628 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PROPERTY_SELECTOR; 629 application_parameters[pos++] = 8; 630 big_endian_store_32(application_parameters, pos, 0); // upper 32-bits are reserved/unused so far 631 pos += 4; 632 big_endian_store_32(application_parameters, pos, property_selector_lower); 633 pos += 4; 634 } 635 return pos; 636 } 637 638 // Mandatory if the PSE advertises a PbapSupportedFeatures attribute in its SDP record, else excluded. 639 static uint16_t pbap_client_application_parameters_add_supported_features(const pbap_client_t * client, uint8_t *application_parameters) { 640 uint16_t pos = 0; 641 if (goep_client_get_pbap_supported_features(client->goep_cid) != PBAP_FEATURES_NOT_PRESENT){ 642 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PBAP_SUPPORTED_FEATURES; 643 application_parameters[pos++] = 4; 644 big_endian_store_32(application_parameters, 2, pbap_client_supported_features); 645 pos += 4; 646 } 647 return pos; 648 } 649 650 static void pbap_client_add_application_parameters(const pbap_client_t * client, uint8_t * application_parameters, uint16_t len){ 651 if (len > 0){ 652 goep_client_header_add_application_parameters(client->goep_cid, &application_parameters[0], len); 653 } 654 } 655 656 static void pbap_client_prepare_srm_header(const pbap_client_t * client){ 657 if (!client->flow_control_enabled && goep_client_version_20_or_higher(client->goep_cid)){ 658 goep_client_header_add_srm_enable(client->goep_cid); 659 pbap_client->srm_state = SRM_W4_CONFIRM; 660 } 661 } 662 663 static void pbap_client_prepare_get_operation(pbap_client_t * client){ 664 obex_parser_init_for_response(&client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_operation, pbap_client); 665 obex_srm_init(&client->obex_srm); 666 client->obex_parser_waiting_for_response = true; 667 } 668 669 static void pbap_handle_can_send_now(void){ 670 uint16_t path_element_start; 671 uint16_t path_element_len; 672 const char * path_element; 673 uint8_t application_parameters[PBAP_MAX_PHONE_NUMBER_LEN + 10]; 674 uint8_t challenge_response[36]; 675 uint16_t pos; 676 677 MD5_CTX md5_ctx; 678 679 if (pbap_client->abort_operation){ 680 pbap_client->abort_operation = 0; 681 // prepare request 682 goep_client_request_create_abort(pbap_client->goep_cid); 683 // state 684 pbap_client->state = PBAP_W4_ABORT_COMPLETE; 685 // prepare response 686 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_ABORT, NULL, pbap_client); 687 obex_srm_init(&pbap_client->obex_srm); 688 pbap_client->obex_parser_waiting_for_response = true; 689 // send packet 690 goep_client_execute(pbap_client->goep_cid); 691 return; 692 } 693 694 switch (pbap_client->state){ 695 case PBAP_W2_SEND_CONNECT_REQUEST: 696 // prepare request 697 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 698 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 699 pos = 0; 700 pos += pbap_client_application_parameters_add_supported_features(pbap_client, &application_parameters[pos]); 701 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 702 // state 703 pbap_client->state = PBAP_W4_CONNECT_RESPONSE; 704 // prepare response 705 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 706 obex_auth_parser_init(&pbap_client->obex_auth_parser); 707 obex_srm_init(&pbap_client->obex_srm); 708 pbap_client->obex_parser_waiting_for_response = true; 709 // send packet 710 goep_client_execute(pbap_client->goep_cid); 711 break; 712 case PBAP_W2_SEND_AUTHENTICATED_CONNECT: 713 // prepare request 714 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 715 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 716 // setup authentication challenge response 717 pos = 0; 718 challenge_response[pos++] = 0; // Tag Digest 719 challenge_response[pos++] = 16; // Len 720 // calculate md5 721 MD5_Init(&md5_ctx); 722 MD5_Update(&md5_ctx, pbap_client->obex_auth_parser.authentication_nonce, 16); 723 MD5_Update(&md5_ctx, &collon, 1); 724 MD5_Update(&md5_ctx, pbap_client->authentication_password, strlen(pbap_client->authentication_password)); 725 MD5_Final(&challenge_response[pos], &md5_ctx); 726 pos += 16; 727 challenge_response[pos++] = 2; // Tag Nonce 728 challenge_response[pos++] = 16; // Len 729 (void)memcpy(&challenge_response[pos], pbap_client->obex_auth_parser.authentication_nonce, 16); 730 pos += 16; 731 goep_client_header_add_challenge_response(pbap_client->goep_cid, challenge_response, pos); 732 // state 733 pbap_client->state = PBAP_W4_CONNECT_RESPONSE; 734 // prepare response 735 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 736 obex_srm_init(&pbap_client->obex_srm); 737 pbap_client->obex_parser_waiting_for_response = true; 738 // send packet 739 goep_client_execute(pbap_client->goep_cid); 740 break; 741 case PBAP_W2_SEND_DISCONNECT_REQUEST: 742 // prepare request 743 goep_client_request_create_disconnect(pbap_client->goep_cid); 744 // state 745 pbap_client->state = PBAP_W4_DISCONNECT_RESPONSE; 746 // prepare response 747 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_DISCONNECT, NULL, pbap_client); 748 obex_srm_init(&pbap_client->obex_srm); 749 pbap_client->obex_parser_waiting_for_response = true; 750 // send packet 751 goep_client_execute(pbap_client->goep_cid); 752 return; 753 case PBAP_W2_GET_PHONEBOOK_SIZE: 754 // prepare request 755 goep_client_request_create_get(pbap_client->goep_cid); 756 pbap_client_prepare_srm_header(pbap_client); 757 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 758 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 759 760 pos = 0; 761 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 762 pos += pbap_client_application_params_add_max_list_count(pbap_client, &application_parameters[pos], 0); // just get size 763 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 764 765 // state 766 pbap_client->state = PBAP_W4_GET_PHONEBOOK_SIZE_COMPLETE; 767 // prepare response 768 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_phonebook_size, pbap_client); 769 obex_srm_init(&pbap_client->obex_srm); 770 pbap_client_phonebook_size_parser_init(&pbap_client->phonebook_size_parser); 771 pbap_client->obex_parser_waiting_for_response = true; 772 // send packet 773 goep_client_execute(pbap_client->goep_cid); 774 break; 775 case PBAP_W2_PULL_PHONEBOOK: 776 // prepare request 777 goep_client_request_create_get(pbap_client->goep_cid); 778 if (pbap_client->request_number == 0){ 779 pbap_client_prepare_srm_header(pbap_client); 780 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 781 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 782 783 pos = 0; 784 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 785 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 786 } 787 // state 788 pbap_client->state = PBAP_W4_PHONEBOOK; 789 pbap_client->flow_next_triggered = 0; 790 pbap_client->flow_wait_for_user = 0; 791 // prepare response 792 pbap_client_prepare_get_operation(pbap_client); 793 // send packet 794 pbap_client->request_number++; 795 goep_client_execute(pbap_client->goep_cid); 796 break; 797 case PBAP_W2_GET_CARD_LIST: 798 // prepare request 799 goep_client_request_create_get(pbap_client->goep_cid); 800 if (pbap_client->request_number == 0){ 801 pbap_client_prepare_srm_header(pbap_client); 802 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 803 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_listing_type); 804 805 pos = 0; 806 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 807 pos += pbap_client_application_params_add_phone_number(pbap_client, &application_parameters[pos]); 808 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 809 } 810 // state 811 pbap_client->state = PBAP_W4_GET_CARD_LIST_COMPLETE; 812 // prepare response 813 pbap_client_prepare_get_operation(pbap_client); 814 // send packet 815 pbap_client->request_number++; 816 goep_client_execute(pbap_client->goep_cid); 817 break; 818 case PBAP_W2_GET_CARD_ENTRY: 819 // prepare request 820 goep_client_request_create_get(pbap_client->goep_cid); 821 if (pbap_client->request_number == 0){ 822 pbap_client_prepare_srm_header(pbap_client); 823 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->vcard_name); 824 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_entry_type); 825 826 pos = 0; 827 pos += pbap_client_application_params_add_property_selector(pbap_client, &application_parameters[pos]); 828 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 829 } 830 // state 831 pbap_client->state = PBAP_W4_GET_CARD_ENTRY_COMPLETE; 832 // prepare response 833 pbap_client_prepare_get_operation(pbap_client); 834 // send packet 835 pbap_client->request_number++; 836 goep_client_execute(pbap_client->goep_cid); 837 break; 838 case PBAP_W2_SET_PATH_ROOT: 839 // prepare request 840 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 841 goep_client_header_add_name(pbap_client->goep_cid, ""); 842 // state 843 pbap_client->state = PBAP_W4_SET_PATH_ROOT_COMPLETE; 844 // prepare response 845 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 846 obex_srm_init(&pbap_client->obex_srm); 847 pbap_client->obex_parser_waiting_for_response = true; 848 // send packet 849 goep_client_execute(pbap_client->goep_cid); 850 break; 851 case PBAP_W2_SET_PATH_ELEMENT: 852 // prepare request 853 // find '/' or '\0' 854 path_element_start = pbap_client->set_path_offset; 855 while ((pbap_client->current_folder[pbap_client->set_path_offset] != '\0') && 856 (pbap_client->current_folder[pbap_client->set_path_offset] != '/')){ 857 pbap_client->set_path_offset++; 858 } 859 path_element_len = pbap_client->set_path_offset-path_element_start; 860 path_element = (const char *) &pbap_client->current_folder[path_element_start]; 861 862 // skip / 863 if (pbap_client->current_folder[pbap_client->set_path_offset] == '/'){ 864 pbap_client->set_path_offset++; 865 } 866 867 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 868 goep_client_header_add_name_prefix(pbap_client->goep_cid, path_element, path_element_len); // next element 869 // state 870 pbap_client->state = PBAP_W4_SET_PATH_ELEMENT_COMPLETE; 871 // prepare response 872 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 873 obex_srm_init(&pbap_client->obex_srm); 874 pbap_client->obex_parser_waiting_for_response = true; 875 // send packet 876 goep_client_execute(pbap_client->goep_cid); 877 break; 878 default: 879 break; 880 } 881 } 882 883 static void pbap_client_handle_srm_headers(pbap_client_t *context) { 884 const obex_srm_t * obex_srm = &pbap_client->obex_srm; 885 // Update SRM state based on SRM headers 886 switch (context->srm_state){ 887 case SRM_W4_CONFIRM: 888 switch (obex_srm->srm_value){ 889 case OBEX_SRM_ENABLE: 890 switch (obex_srm->srmp_value){ 891 case OBEX_SRMP_WAIT: 892 context->srm_state = SRM_ENABLED_BUT_WAITING; 893 break; 894 default: 895 context->srm_state = SRM_ENABLED; 896 break; 897 } 898 break; 899 default: 900 context->srm_state = SRM_DISABLED; 901 break; 902 } 903 break; 904 case SRM_ENABLED_BUT_WAITING: 905 switch (obex_srm->srmp_value){ 906 case OBEX_SRMP_WAIT: 907 context->srm_state = SRM_ENABLED_BUT_WAITING; 908 break; 909 default: 910 context->srm_state = SRM_ENABLED; 911 break; 912 } 913 break; 914 default: 915 break; 916 } 917 log_info("SRM state %u", context->srm_state); 918 } 919 920 static void pbap_packet_handler_hci(uint8_t *packet, uint16_t size){ 921 UNUSED(size); 922 uint8_t status; 923 switch (hci_event_packet_get_type(packet)) { 924 case HCI_EVENT_GOEP_META: 925 switch (hci_event_goep_meta_get_subevent_code(packet)){ 926 case GOEP_SUBEVENT_CONNECTION_OPENED: 927 status = goep_subevent_connection_opened_get_status(packet); 928 pbap_client->con_handle = goep_subevent_connection_opened_get_con_handle(packet); 929 pbap_client->incoming = goep_subevent_connection_opened_get_incoming(packet); 930 goep_subevent_connection_opened_get_bd_addr(packet, pbap_client->bd_addr); 931 if (status){ 932 log_info("pbap: connection failed %u", status); 933 pbap_client->state = PBAP_INIT; 934 pbap_client_emit_connected_event(pbap_client, status); 935 } else { 936 log_info("pbap: connection established"); 937 pbap_client->goep_cid = goep_subevent_connection_opened_get_goep_cid(packet); 938 pbap_client->state = PBAP_W2_SEND_CONNECT_REQUEST; 939 goep_client_request_can_send_now(pbap_client->goep_cid); 940 } 941 break; 942 case GOEP_SUBEVENT_CONNECTION_CLOSED: 943 if (pbap_client->state > PBAP_CONNECTED){ 944 pbap_client_emit_operation_complete_event(pbap_client, OBEX_DISCONNECTED); 945 } 946 pbap_client->state = PBAP_INIT; 947 pbap_client_emit_connection_closed_event(pbap_client); 948 break; 949 case GOEP_SUBEVENT_CAN_SEND_NOW: 950 pbap_handle_can_send_now(); 951 break; 952 default: 953 break; 954 } 955 break; 956 default: 957 break; 958 } 959 } 960 961 static void pbap_packet_handler_goep(uint8_t *packet, uint16_t size){ 962 if (pbap_client->obex_parser_waiting_for_response == false) return; 963 964 obex_parser_object_state_t parser_state; 965 parser_state = obex_parser_process_data(&pbap_client->obex_parser, packet, size); 966 if (parser_state == OBEX_PARSER_OBJECT_STATE_COMPLETE){ 967 pbap_client->obex_parser_waiting_for_response = false; 968 obex_parser_operation_info_t op_info; 969 obex_parser_get_operation_info(&pbap_client->obex_parser, &op_info); 970 switch (pbap_client->state){ 971 case PBAP_W4_CONNECT_RESPONSE: 972 switch (op_info.response_code) { 973 case OBEX_RESP_SUCCESS: 974 pbap_client->state = PBAP_CONNECTED; 975 pbap_client->vcard_selector_supported = pbap_client_supported_features & goep_client_get_pbap_supported_features( pbap_client->goep_cid) & PBAP_SUPPORTED_FEATURES_VCARD_SELECTING; 976 pbap_client_emit_connected_event(pbap_client, ERROR_CODE_SUCCESS); 977 break; 978 case OBEX_RESP_UNAUTHORIZED: 979 pbap_client->state = PBAP_W4_USER_AUTHENTICATION; 980 pbap_client_emit_authentication_event(pbap_client, pbap_client->obex_auth_parser.authentication_options); 981 break; 982 default: 983 log_info("pbap: obex connect failed, result 0x%02x", packet[0]); 984 pbap_client->state = PBAP_INIT; 985 pbap_client_emit_connected_event(pbap_client, OBEX_CONNECT_FAILED); 986 break; 987 } 988 break; 989 case PBAP_W4_DISCONNECT_RESPONSE: 990 goep_client_disconnect(pbap_client->goep_cid); 991 break; 992 case PBAP_W4_SET_PATH_ROOT_COMPLETE: 993 case PBAP_W4_SET_PATH_ELEMENT_COMPLETE: 994 switch (op_info.response_code) { 995 case OBEX_RESP_SUCCESS: 996 // more path? 997 if (pbap_client->current_folder[pbap_client->set_path_offset]) { 998 pbap_client->state = PBAP_W2_SET_PATH_ELEMENT; 999 goep_client_request_can_send_now(pbap_client->goep_cid); 1000 } else { 1001 pbap_client->current_folder = NULL; 1002 pbap_client->state = PBAP_CONNECTED; 1003 pbap_client_emit_operation_complete_event(pbap_client, ERROR_CODE_SUCCESS); 1004 } 1005 break; 1006 case OBEX_RESP_NOT_FOUND: 1007 pbap_client->state = PBAP_CONNECTED; 1008 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_FOUND); 1009 break; 1010 default: 1011 pbap_client->state = PBAP_CONNECTED; 1012 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 1013 break; 1014 } 1015 break; 1016 case PBAP_W4_PHONEBOOK: 1017 switch (op_info.response_code) { 1018 case OBEX_RESP_CONTINUE: 1019 pbap_client_handle_srm_headers(pbap_client); 1020 if (pbap_client->srm_state == SRM_ENABLED) { 1021 // prepare response 1022 pbap_client_prepare_get_operation(pbap_client); 1023 break; 1024 } 1025 pbap_client->state = PBAP_W2_PULL_PHONEBOOK; 1026 if (!pbap_client->flow_control_enabled || !pbap_client->flow_wait_for_user || 1027 pbap_client->flow_next_triggered) { 1028 goep_client_request_can_send_now(pbap_client->goep_cid); 1029 } 1030 break; 1031 case OBEX_RESP_SUCCESS: 1032 pbap_client->state = PBAP_CONNECTED; 1033 pbap_client_emit_operation_complete_event(pbap_client, ERROR_CODE_SUCCESS); 1034 break; 1035 default: 1036 log_info("unexpected response 0x%02x", packet[0]); 1037 pbap_client->state = PBAP_CONNECTED; 1038 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 1039 break; 1040 } 1041 break; 1042 case PBAP_W4_GET_PHONEBOOK_SIZE_COMPLETE: 1043 switch (op_info.response_code) { 1044 case OBEX_RESP_SUCCESS: 1045 if (pbap_client->phonebook_size_parser.have_size) { 1046 uint16_t phonebook_size = big_endian_read_16(pbap_client->phonebook_size_parser.size_buffer, 0); 1047 pbap_client->state = PBAP_CONNECTED; 1048 pbap_client_emit_phonebook_size_event(pbap_client, 0, phonebook_size); 1049 break; 1050 } 1051 /* fall through */ 1052 default: 1053 pbap_client->state = PBAP_CONNECTED; 1054 pbap_client_emit_phonebook_size_event(pbap_client, OBEX_UNKNOWN_ERROR, 0); 1055 break; 1056 } 1057 break; 1058 case PBAP_W4_GET_CARD_LIST_COMPLETE: 1059 switch (op_info.response_code) { 1060 case OBEX_RESP_CONTINUE: 1061 // handle continue 1062 pbap_client_handle_srm_headers(pbap_client); 1063 if (pbap_client->srm_state == SRM_ENABLED) { 1064 // prepare response 1065 pbap_client_prepare_get_operation(pbap_client); 1066 break; 1067 } 1068 pbap_client->state = PBAP_W2_GET_CARD_LIST; 1069 goep_client_request_can_send_now(pbap_client->goep_cid); 1070 break; 1071 case OBEX_RESP_SUCCESS: 1072 // done 1073 pbap_client->state = PBAP_CONNECTED; 1074 pbap_client_emit_operation_complete_event(pbap_client, ERROR_CODE_SUCCESS); 1075 break; 1076 case OBEX_RESP_NOT_ACCEPTABLE: 1077 pbap_client->state = PBAP_CONNECTED; 1078 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_ACCEPTABLE); 1079 break; 1080 default: 1081 log_info("unexpected response 0x%02x", packet[0]); 1082 pbap_client->state = PBAP_CONNECTED; 1083 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 1084 break; 1085 } 1086 break; 1087 case PBAP_W4_GET_CARD_ENTRY_COMPLETE: 1088 switch (op_info.response_code) { 1089 case OBEX_RESP_CONTINUE: 1090 pbap_client_handle_srm_headers(pbap_client); 1091 if (pbap_client->srm_state == SRM_ENABLED) { 1092 // prepare response 1093 pbap_client_prepare_get_operation(pbap_client); 1094 break; 1095 } 1096 pbap_client->state = PBAP_W2_GET_CARD_ENTRY; 1097 goep_client_request_can_send_now(pbap_client->goep_cid); 1098 break; 1099 case OBEX_RESP_SUCCESS: 1100 pbap_client->state = PBAP_CONNECTED; 1101 pbap_client_emit_operation_complete_event(pbap_client, ERROR_CODE_SUCCESS); 1102 break; 1103 case OBEX_RESP_NOT_ACCEPTABLE: 1104 pbap_client->state = PBAP_CONNECTED; 1105 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_ACCEPTABLE); 1106 break; 1107 default: 1108 log_info("unexpected response 0x%02x", packet[0]); 1109 pbap_client->state = PBAP_CONNECTED; 1110 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 1111 break; 1112 } 1113 break; 1114 case PBAP_W4_ABORT_COMPLETE: 1115 pbap_client->state = PBAP_CONNECTED; 1116 pbap_client_emit_operation_complete_event(pbap_client, OBEX_ABORTED); 1117 break; 1118 default: 1119 btstack_unreachable(); 1120 break; 1121 } 1122 } 1123 } 1124 1125 static void pbap_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 1126 UNUSED(channel); // ok: there is no channel 1127 UNUSED(size); // ok: handling own geop events 1128 1129 switch (packet_type){ 1130 case HCI_EVENT_PACKET: 1131 pbap_packet_handler_hci(packet, size); 1132 break; 1133 case GOEP_DATA_PACKET: 1134 pbap_packet_handler_goep(packet, size); 1135 break; 1136 default: 1137 break; 1138 } 1139 } 1140 1141 static void pbap_client_reset_state(void) { 1142 pbap_client_supported_features = 1143 PBAP_SUPPORTED_FEATURES_DOWNLOAD | 1144 PBAP_SUPPORTED_FEATURES_BROWSING | 1145 PBAP_SUPPORTED_FEATURES_DATABASE_IDENTIFIER | 1146 PBAP_SUPPORTED_FEATURES_FOLDER_VERSION_COUNTERS | 1147 PBAP_SUPPORTED_FEATURES_VCARD_SELECTING | 1148 PBAP_SUPPORTED_FEATURES_ENHANCED_MISSED_CALLS | 1149 PBAP_SUPPORTED_FEATURES_DEFAULT_CONTACT_IMAGE_FORMAT | 1150 PBAP_SUPPORTED_FEATURES_X_BT_UCI_VCARD_PROPERTY | 1151 PBAP_SUPPORTED_FEATURES_X_BT_UID_VCARD_PROPERTY | 1152 PBAP_SUPPORTED_FEATURES_CONTACT_REFERENCING; 1153 pbap_client->state = PBAP_INIT; 1154 pbap_client->cid = 1; 1155 } 1156 1157 void pbap_client_init(void){ 1158 pbap_client_reset_state(); 1159 } 1160 1161 void pbap_client_deinit(void){ 1162 pbap_client_reset_state(); 1163 memset(pbap_client, 0, sizeof(pbap_client_t)); 1164 } 1165 1166 uint8_t pbap_connect(btstack_packet_handler_t handler, bd_addr_t addr, uint16_t * out_cid){ 1167 if (pbap_client->state != PBAP_INIT){ 1168 return BTSTACK_MEMORY_ALLOC_FAILED; 1169 } 1170 1171 pbap_client->state = PBAP_W4_GOEP_CONNECTION; 1172 pbap_client->client_handler = handler; 1173 pbap_client->vcard_selector = 0; 1174 pbap_client->vcard_selector_operator = PBAP_VCARD_SELECTOR_OPERATOR_OR; 1175 1176 uint8_t err = goep_client_create_connection(&pbap_packet_handler, addr, BLUETOOTH_SERVICE_CLASS_PHONEBOOK_ACCESS_PSE, &pbap_client->goep_cid); 1177 *out_cid = pbap_client->cid; 1178 if (err) return err; 1179 return ERROR_CODE_SUCCESS; 1180 } 1181 1182 uint8_t pbap_disconnect(uint16_t pbap_cid){ 1183 UNUSED(pbap_cid); 1184 if (pbap_client->state < PBAP_CONNECTED){ 1185 return BTSTACK_BUSY; 1186 } 1187 pbap_client->state = PBAP_W2_SEND_DISCONNECT_REQUEST; 1188 goep_client_request_can_send_now(pbap_client->goep_cid); 1189 return ERROR_CODE_SUCCESS; 1190 } 1191 1192 uint8_t pbap_get_phonebook_size(uint16_t pbap_cid, const char * path){ 1193 UNUSED(pbap_cid); 1194 if (pbap_client->state != PBAP_CONNECTED){ 1195 return BTSTACK_BUSY; 1196 } 1197 pbap_client->state = PBAP_W2_GET_PHONEBOOK_SIZE; 1198 pbap_client->phonebook_path = 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_pull_phonebook(uint16_t pbap_cid, const char * path){ 1205 UNUSED(pbap_cid); 1206 if (pbap_client->state != PBAP_CONNECTED){ 1207 return BTSTACK_BUSY; 1208 } 1209 pbap_client->state = PBAP_W2_PULL_PHONEBOOK; 1210 pbap_client->phonebook_path = path; 1211 pbap_client->request_number = 0; 1212 goep_client_request_can_send_now(pbap_client->goep_cid); 1213 return ERROR_CODE_SUCCESS; 1214 } 1215 1216 uint8_t pbap_set_phonebook(uint16_t pbap_cid, const char * path){ 1217 UNUSED(pbap_cid); 1218 if (pbap_client->state != PBAP_CONNECTED){ 1219 return BTSTACK_BUSY; 1220 } 1221 pbap_client->state = PBAP_W2_SET_PATH_ROOT; 1222 pbap_client->current_folder = path; 1223 pbap_client->set_path_offset = 0; 1224 goep_client_request_can_send_now(pbap_client->goep_cid); 1225 return ERROR_CODE_SUCCESS; 1226 } 1227 1228 uint8_t pbap_authentication_password(uint16_t pbap_cid, const char * password){ 1229 UNUSED(pbap_cid); 1230 if (pbap_client->state != PBAP_W4_USER_AUTHENTICATION){ 1231 return BTSTACK_BUSY; 1232 } 1233 pbap_client->state = PBAP_W2_SEND_AUTHENTICATED_CONNECT; 1234 pbap_client->authentication_password = password; 1235 goep_client_request_can_send_now(pbap_client->goep_cid); 1236 return ERROR_CODE_SUCCESS; 1237 } 1238 1239 uint8_t pbap_pull_vcard_listing(uint16_t pbap_cid, const char * path){ 1240 UNUSED(pbap_cid); 1241 if (pbap_client->state != PBAP_CONNECTED){ 1242 return BTSTACK_BUSY; 1243 } 1244 pbap_client->state = PBAP_W2_GET_CARD_LIST; 1245 pbap_client->phonebook_path = path; 1246 pbap_client->phone_number = NULL; 1247 pbap_client->request_number = 0; 1248 pbap_client_vcard_listing_init_parser(pbap_client); 1249 goep_client_request_can_send_now(pbap_client->goep_cid); 1250 return ERROR_CODE_SUCCESS; 1251 } 1252 1253 uint8_t pbap_pull_vcard_entry(uint16_t pbap_cid, const char * path){ 1254 UNUSED(pbap_cid); 1255 if (pbap_client->state != PBAP_CONNECTED){ 1256 return BTSTACK_BUSY; 1257 } 1258 pbap_client->state = PBAP_W2_GET_CARD_ENTRY; 1259 // pbap_client->phonebook_path = NULL; 1260 // pbap_client->phone_number = NULL; 1261 pbap_client->vcard_name = path; 1262 pbap_client->request_number = 0; 1263 goep_client_request_can_send_now(pbap_client->goep_cid); 1264 return ERROR_CODE_SUCCESS; 1265 } 1266 1267 uint8_t pbap_lookup_by_number(uint16_t pbap_cid, const char * phone_number){ 1268 UNUSED(pbap_cid); 1269 if (pbap_client->state != PBAP_CONNECTED){ 1270 return BTSTACK_BUSY; 1271 } 1272 pbap_client->state = PBAP_W2_GET_CARD_LIST; 1273 pbap_client->phonebook_path = pbap_vcard_listing_name; 1274 pbap_client->phone_number = phone_number; 1275 pbap_client->request_number = 0; 1276 pbap_client_vcard_listing_init_parser(pbap_client); 1277 goep_client_request_can_send_now(pbap_client->goep_cid); 1278 return ERROR_CODE_SUCCESS; 1279 } 1280 1281 uint8_t pbap_abort(uint16_t pbap_cid){ 1282 UNUSED(pbap_cid); 1283 if ((pbap_client->state < PBAP_CONNECTED) || (pbap_client->abort_operation != 0)){ 1284 return ERROR_CODE_COMMAND_DISALLOWED; 1285 } 1286 log_info("abort current operation, state 0x%02x", pbap_client->state); 1287 pbap_client->abort_operation = 1; 1288 return ERROR_CODE_SUCCESS; 1289 } 1290 1291 uint8_t pbap_next_packet(uint16_t pbap_cid){ 1292 // log_info("pbap_next_packet, state %x", pbap_client->state); 1293 UNUSED(pbap_cid); 1294 if (!pbap_client->flow_control_enabled){ 1295 return ERROR_CODE_SUCCESS; 1296 } 1297 switch (pbap_client->state){ 1298 case PBAP_W2_PULL_PHONEBOOK: 1299 goep_client_request_can_send_now(pbap_client->goep_cid); 1300 break; 1301 case PBAP_W4_PHONEBOOK: 1302 pbap_client->flow_next_triggered = 1; 1303 break; 1304 default: 1305 break; 1306 } 1307 return ERROR_CODE_SUCCESS; 1308 } 1309 1310 uint8_t pbap_set_flow_control_mode(uint16_t pbap_cid, int enable){ 1311 UNUSED(pbap_cid); 1312 if (pbap_client->state != PBAP_CONNECTED){ 1313 return BTSTACK_BUSY; 1314 } 1315 pbap_client->flow_control_enabled = enable; 1316 return ERROR_CODE_SUCCESS; 1317 } 1318 1319 uint8_t pbap_set_vcard_selector(uint16_t pbap_cid, uint32_t vcard_selector){ 1320 UNUSED(pbap_cid); 1321 if (pbap_client->state != PBAP_CONNECTED){ 1322 return BTSTACK_BUSY; 1323 } 1324 pbap_client->vcard_selector = vcard_selector; 1325 return ERROR_CODE_SUCCESS; 1326 } 1327 1328 uint8_t pbap_set_vcard_selector_operator(uint16_t pbap_cid, int vcard_selector_operator){ 1329 UNUSED(pbap_cid); 1330 if (pbap_client->state != PBAP_CONNECTED){ 1331 return BTSTACK_BUSY; 1332 } 1333 pbap_client->vcard_selector_operator = vcard_selector_operator; 1334 return ERROR_CODE_SUCCESS; 1335 } 1336 1337 uint8_t pbap_set_property_selector(uint16_t pbap_cid, uint32_t property_selector){ 1338 UNUSED(pbap_cid); 1339 if (pbap_client->state != PBAP_CONNECTED){ 1340 return BTSTACK_BUSY; 1341 } 1342 pbap_client->property_selector = property_selector; 1343 return ERROR_CODE_SUCCESS; 1344 } 1345