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_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 typedef enum { 73 PBAP_INIT = 0, 74 PBAP_W4_GOEP_CONNECTION, 75 PBAP_W2_SEND_CONNECT_REQUEST, 76 PBAP_W4_CONNECT_RESPONSE, 77 PBAP_W4_USER_AUTHENTICATION, 78 PBAP_W2_SEND_AUTHENTICATED_CONNECT, 79 PBAP_CONNECT_RESPONSE_RECEIVED, 80 PBAP_CONNECTED, 81 // 82 PBAP_W2_SEND_DISCONNECT_REQUEST, 83 PBAP_W4_DISCONNECT_RESPONSE, 84 // 85 PBAP_W2_PULL_PHONEBOOK, 86 PBAP_W4_PHONEBOOK, 87 PBAP_W2_SET_PATH_ROOT, 88 PBAP_W4_SET_PATH_ROOT_COMPLETE, 89 PBAP_W2_SET_PATH_ELEMENT, 90 PBAP_W4_SET_PATH_ELEMENT_COMPLETE, 91 PBAP_W2_GET_PHONEBOOK_SIZE, 92 PBAP_W4_GET_PHONEBOOK_SIZE_COMPLETE, 93 // - pull vacard liast 94 PBAP_W2_GET_CARD_LIST, 95 PBAP_W4_GET_CARD_LIST_COMPLETE, 96 // - pull vcard entry 97 PBAP_W2_GET_CARD_ENTRY, 98 PBAP_W4_GET_CARD_ENTRY_COMPLETE 99 100 } pbap_state_t; 101 102 typedef enum { 103 SRM_DISABLED, 104 SRM_W4_CONFIRM, 105 SRM_ENABLED_BUT_WAITING, 106 SRM_ENABLED 107 } srm_state_t; 108 109 typedef enum { 110 OBEX_AUTH_PARSER_STATE_W4_TYPE = 0, 111 OBEX_AUTH_PARSER_STATE_W4_LEN, 112 OBEX_AUTH_PARSER_STATE_W4_VALUE, 113 OBEX_AUTH_PARSER_STATE_INVALID, 114 } obex_auth_parser_state_t; 115 116 typedef struct { 117 // parsing 118 obex_auth_parser_state_t state; 119 uint8_t type; 120 uint8_t len; 121 uint8_t pos; 122 // data 123 uint8_t authentication_options; 124 uint16_t authentication_nonce[16]; 125 } obex_auth_parser_t; 126 127 typedef struct { 128 uint8_t srm_value; 129 uint8_t srmp_value; 130 } obex_srm_t; 131 132 typedef enum { 133 PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE = 0, 134 PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN, 135 PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE, 136 PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID, 137 } pbap_client_phonebook_size_parser_state_t; 138 139 typedef struct { 140 // parsing 141 pbap_client_phonebook_size_parser_state_t state; 142 uint8_t type; 143 uint8_t len; 144 uint8_t pos; 145 // data 146 bool have_size; 147 uint8_t size_buffer[2]; 148 } pbap_client_phonebook_size_parser_t; 149 150 typedef struct pbap_client { 151 pbap_state_t state; 152 uint16_t cid; 153 bd_addr_t bd_addr; 154 hci_con_handle_t con_handle; 155 uint8_t incoming; 156 uint16_t goep_cid; 157 btstack_packet_handler_t client_handler; 158 int request_number; 159 const char * current_folder; 160 const char * phone_number; 161 const char * phonebook_path; 162 const char * vcard_name; 163 uint16_t set_path_offset; 164 /* vcard selector / operator */ 165 uint32_t vcard_selector; 166 uint8_t vcard_selector_operator; 167 uint8_t vcard_selector_supported; 168 /* property selector */ 169 uint32_t property_selector; 170 /* abort */ 171 uint8_t abort_operation; 172 /* obex parser */ 173 bool obex_parser_waiting_for_response; 174 obex_parser_t obex_parser; 175 uint8_t obex_header_buffer[4]; 176 /* authentication */ 177 obex_auth_parser_t obex_auth_parser; 178 const char * authentication_password; 179 /* xml parser */ 180 yxml_t xml_parser; 181 uint8_t xml_buffer[50]; 182 /* vcard listing parser */ 183 bool parser_card_found; 184 bool parser_name_found; 185 bool parser_handle_found; 186 char parser_name[PBAP_MAX_NAME_LEN]; 187 char parser_handle[PBAP_MAX_HANDLE_LEN]; 188 /* phonebook size */ 189 pbap_client_phonebook_size_parser_t phonebook_size_parser; 190 /* flow control mode */ 191 uint8_t flow_control_enabled; 192 uint8_t flow_next_triggered; 193 bool flow_wait_for_user; 194 /* srm */ 195 obex_srm_t obex_srm; 196 srm_state_t srm_state; 197 } pbap_client_t; 198 199 static uint32_t pbap_client_supported_features; 200 201 static pbap_client_t pbap_client_singleton; 202 static pbap_client_t * pbap_client = &pbap_client_singleton; 203 204 static void pbap_client_emit_connected_event(pbap_client_t * context, uint8_t status){ 205 uint8_t event[15]; 206 int pos = 0; 207 event[pos++] = HCI_EVENT_PBAP_META; 208 pos++; // skip len 209 event[pos++] = PBAP_SUBEVENT_CONNECTION_OPENED; 210 little_endian_store_16(event,pos,context->cid); 211 pos+=2; 212 event[pos++] = status; 213 (void)memcpy(&event[pos], context->bd_addr, 6); 214 pos += 6; 215 little_endian_store_16(event,pos,context->con_handle); 216 pos += 2; 217 event[pos++] = context->incoming; 218 event[1] = pos - 2; 219 if (pos != sizeof(event)) log_error("goep_client_emit_connected_event size %u", pos); 220 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 221 } 222 223 static void pbap_client_emit_connection_closed_event(pbap_client_t * context){ 224 uint8_t event[5]; 225 int pos = 0; 226 event[pos++] = HCI_EVENT_PBAP_META; 227 pos++; // skip len 228 event[pos++] = PBAP_SUBEVENT_CONNECTION_CLOSED; 229 little_endian_store_16(event,pos,context->cid); 230 pos+=2; 231 event[1] = pos - 2; 232 if (pos != sizeof(event)) log_error("pbap_client_emit_connection_closed_event size %u", pos); 233 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 234 } 235 236 static void pbap_client_emit_operation_complete_event(pbap_client_t * context, uint8_t status){ 237 uint8_t event[6]; 238 int pos = 0; 239 event[pos++] = HCI_EVENT_PBAP_META; 240 pos++; // skip len 241 event[pos++] = PBAP_SUBEVENT_OPERATION_COMPLETED; 242 little_endian_store_16(event,pos,context->cid); 243 pos+=2; 244 event[pos++]= status; 245 event[1] = pos - 2; 246 if (pos != sizeof(event)) log_error("pbap_client_emit_can_send_now_event size %u", pos); 247 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 248 } 249 250 static void pbap_client_emit_phonebook_size_event(pbap_client_t * context, uint8_t status, uint16_t phonebook_size){ 251 uint8_t event[8]; 252 int pos = 0; 253 event[pos++] = HCI_EVENT_PBAP_META; 254 pos++; // skip len 255 event[pos++] = PBAP_SUBEVENT_PHONEBOOK_SIZE; 256 little_endian_store_16(event,pos,context->cid); 257 pos+=2; 258 event[pos++] = status; 259 little_endian_store_16(event,pos, phonebook_size); 260 pos+=2; 261 event[1] = pos - 2; 262 if (pos != sizeof(event)) log_error("pbap_client_emit_phonebook_size_event size %u", pos); 263 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 264 } 265 266 static void pbap_client_emit_authentication_event(pbap_client_t * context, uint8_t options){ 267 // split options 268 uint8_t user_id_required = (options & 1) ? 1 : 0; 269 uint8_t full_access = (options & 2) ? 1 : 0; 270 271 uint8_t event[7]; 272 int pos = 0; 273 event[pos++] = HCI_EVENT_PBAP_META; 274 pos++; // skip len 275 event[pos++] = PBAP_SUBEVENT_AUTHENTICATION_REQUEST; 276 little_endian_store_16(event,pos,context->cid); 277 pos+=2; 278 event[pos++] = user_id_required; 279 event[pos++] = full_access; 280 if (pos != sizeof(event)) log_error("pbap_client_emit_authentication_event size %u", pos); 281 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 282 } 283 284 static void pbap_client_emit_card_result_event(pbap_client_t * context, const char * name, const char * handle){ 285 uint8_t event[5 + PBAP_MAX_NAME_LEN + PBAP_MAX_HANDLE_LEN]; 286 int pos = 0; 287 event[pos++] = HCI_EVENT_PBAP_META; 288 pos++; // skip len 289 event[pos++] = PBAP_SUBEVENT_CARD_RESULT; 290 little_endian_store_16(event,pos,context->cid); 291 pos+=2; 292 int name_len = btstack_min(PBAP_MAX_NAME_LEN, strlen(name)); 293 event[pos++] = name_len; 294 (void)memcpy(&event[pos], name, name_len); 295 pos += name_len; 296 int handle_len = btstack_min(PBAP_MAX_HANDLE_LEN, strlen(handle)); 297 event[pos++] = handle_len; 298 (void)memcpy(&event[pos], handle, handle_len); 299 pos += handle_len; 300 event[1] = pos - 2; 301 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 302 } 303 304 static const uint8_t collon = (uint8_t) ':'; 305 306 static void pbap_client_vcard_listing_init_parser(pbap_client_t * client){ 307 yxml_init(&client->xml_parser, client->xml_buffer, sizeof(client->xml_buffer)); 308 client->parser_card_found = false; 309 client->parser_name_found = false; 310 client->parser_handle_found = false; 311 } 312 313 static void pbap_client_phonebook_size_parser_init(pbap_client_phonebook_size_parser_t * phonebook_size_parer){ 314 memset(phonebook_size_parer, 0, sizeof(pbap_client_phonebook_size_parser_t)); 315 } 316 317 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){ 318 while (data_len){ 319 uint16_t bytes_to_consume = 1; 320 switch(phonebook_size_parser->state){ 321 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID: 322 return; 323 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE: 324 phonebook_size_parser->type = *data_buffer; 325 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN; 326 break; 327 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_LEN: 328 phonebook_size_parser->len = *data_buffer; 329 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE; 330 switch (phonebook_size_parser->type){ 331 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 332 if (phonebook_size_parser->len != 2){ 333 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_INVALID; 334 return; 335 } 336 break; 337 default: 338 break; 339 } 340 break; 341 case PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_VALUE: 342 bytes_to_consume = btstack_min(phonebook_size_parser->len - phonebook_size_parser->pos, data_len); 343 switch (phonebook_size_parser->type){ 344 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 345 memcpy(&phonebook_size_parser->size_buffer[phonebook_size_parser->pos], data_buffer, bytes_to_consume); 346 break; 347 default: 348 // ignore data 349 break; 350 } 351 phonebook_size_parser->pos += bytes_to_consume; 352 if (phonebook_size_parser->pos == phonebook_size_parser->len){ 353 phonebook_size_parser->state = PBAP_CLIENT_PHONEBOOK_SIZE_PARSER_STATE_W4_TYPE; 354 switch (phonebook_size_parser->type){ 355 case PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE: 356 phonebook_size_parser->have_size = true; 357 break; 358 default: 359 break; 360 } 361 } 362 break; 363 default: 364 break; 365 } 366 data_buffer += bytes_to_consume; 367 data_len -= bytes_to_consume; 368 } 369 } 370 371 static void obex_auth_parser_init(obex_auth_parser_t * auth_parser){ 372 memset(auth_parser, 0, sizeof(obex_auth_parser_t)); 373 } 374 375 static void obex_auth_parser_process_data(obex_auth_parser_t * auth_parser, const uint8_t * data_buffer, uint16_t data_len){ 376 while (data_len){ 377 uint16_t bytes_to_consume = 1; 378 switch(auth_parser->state){ 379 case OBEX_AUTH_PARSER_STATE_INVALID: 380 return; 381 case OBEX_AUTH_PARSER_STATE_W4_TYPE: 382 auth_parser->type = *data_buffer; 383 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_LEN; 384 break; 385 case OBEX_AUTH_PARSER_STATE_W4_LEN: 386 auth_parser->len = *data_buffer; 387 switch (auth_parser->type){ 388 case 0: 389 if (auth_parser->len != 0x10){ 390 auth_parser->state = OBEX_AUTH_PARSER_STATE_INVALID; 391 return; 392 } 393 break; 394 case 1: 395 if (auth_parser->len != 0x01){ 396 auth_parser->state = OBEX_AUTH_PARSER_STATE_INVALID; 397 return; 398 } 399 break; 400 case 2: 401 // TODO: handle charset 402 // charset_code = challenge_data[i]; 403 break; 404 default: 405 break; 406 } 407 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_VALUE; 408 break; 409 case OBEX_AUTH_PARSER_STATE_W4_VALUE: 410 bytes_to_consume = btstack_min(auth_parser->len - auth_parser->pos, data_len); 411 switch (auth_parser->type){ 412 case 0: 413 memcpy(&auth_parser->authentication_nonce[auth_parser->pos], data_buffer, bytes_to_consume); 414 break; 415 case 1: 416 auth_parser->authentication_options = *data_buffer; 417 break; 418 default: 419 // ignore 420 break; 421 } 422 auth_parser->pos += bytes_to_consume; 423 if (auth_parser->pos == auth_parser->len){ 424 auth_parser->state = OBEX_AUTH_PARSER_STATE_W4_TYPE; 425 } 426 break; 427 default: 428 btstack_unreachable(); 429 break; 430 } 431 data_buffer += bytes_to_consume; 432 data_len -= bytes_to_consume; 433 } 434 } 435 436 static void obex_srm_init(obex_srm_t * obex_srm){ 437 obex_srm->srm_value = OBEX_SRM_DISABLE; 438 obex_srm->srmp_value = OBEX_SRMP_NEXT; 439 } 440 441 static void pbap_client_process_vcard_list_body(const uint8_t * data, uint16_t data_len){ 442 while (data_len--) { 443 uint16_t char_len; 444 yxml_ret_t r = yxml_parse(&pbap_client->xml_parser, *data++); 445 switch (r) { 446 case YXML_ELEMSTART: 447 pbap_client->parser_card_found = strcmp("card", pbap_client->xml_parser.elem) == 0; 448 break; 449 case YXML_ELEMEND: 450 if (pbap_client->parser_card_found) { 451 pbap_client_emit_card_result_event(pbap_client, pbap_client->parser_name, 452 pbap_client->parser_handle); 453 } 454 pbap_client->parser_card_found = false; 455 break; 456 case YXML_ATTRSTART: 457 if (!pbap_client->parser_card_found) break; 458 if (strcmp("name", pbap_client->xml_parser.attr) == 0) { 459 pbap_client->parser_name_found = true; 460 pbap_client->parser_name[0] = 0; 461 break; 462 } 463 if (strcmp("handle", pbap_client->xml_parser.attr) == 0) { 464 pbap_client->parser_handle_found = true; 465 pbap_client->parser_handle[0] = 0; 466 break; 467 } 468 break; 469 case YXML_ATTRVAL: 470 if (pbap_client->parser_name_found) { 471 // "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." 472 char_len = strlen(pbap_client->xml_parser.data); 473 if ((strlen(pbap_client->parser_name) + char_len + 1) >= 474 sizeof(pbap_client->parser_name)) 475 break; 476 strcat(pbap_client->parser_name, pbap_client->xml_parser.data); 477 break; 478 } 479 if (pbap_client->parser_handle_found) { 480 // "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." 481 char_len = strlen(pbap_client->xml_parser.data); 482 if ((strlen(pbap_client->parser_handle) + char_len + 1) >= 483 sizeof(pbap_client->parser_handle)) 484 break; 485 strcat(pbap_client->parser_handle, pbap_client->xml_parser.data); 486 break; 487 } 488 break; 489 case YXML_ATTREND: 490 pbap_client->parser_name_found = false; 491 pbap_client->parser_handle_found = false; 492 break; 493 default: 494 break; 495 } 496 } 497 } 498 499 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){ 500 pbap_client_t * client = (pbap_client_t *) user_data; 501 switch (header_id){ 502 case OBEX_HEADER_CONNECTION_ID: 503 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){ 504 goep_client_set_connection_id(client->goep_cid, big_endian_read_32(client->obex_header_buffer, 0)); 505 } 506 break; 507 case OBEX_HEADER_AUTHENTICATION_CHALLENGE: 508 obex_auth_parser_process_data(&client->obex_auth_parser, data_buffer, data_len); 509 break; 510 default: 511 break; 512 } 513 } 514 515 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){ 516 UNUSED(total_len); 517 UNUSED(data_offset); 518 pbap_client_t *client = (pbap_client_t *) user_data; 519 switch (header_id) { 520 case OBEX_HEADER_APPLICATION_PARAMETERS: 521 pbap_client_phoneboook_size_parser_process_data(&client->phonebook_size_parser, data_buffer, data_len); 522 break; 523 default: 524 break; 525 } 526 } 527 528 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){ 529 pbap_client_t *client = (pbap_client_t *) user_data; 530 switch (header_id) { 531 case OBEX_HEADER_SINGLE_RESPONSE_MODE: 532 obex_parser_header_store(&client->obex_srm.srm_value, 1, total_len, data_offset, data_buffer, data_len); 533 break; 534 case OBEX_HEADER_SINGLE_RESPONSE_MODE_PARAMETER: 535 obex_parser_header_store(&client->obex_srm.srmp_value, 1, total_len, data_offset, data_buffer, data_len); 536 break; 537 case OBEX_HEADER_BODY: 538 case OBEX_HEADER_END_OF_BODY: 539 switch(pbap_client->state){ 540 case PBAP_W4_PHONEBOOK: 541 client->client_handler(PBAP_DATA_PACKET, client->cid, (uint8_t *) data_buffer, data_len); 542 if (data_offset + data_len == total_len){ 543 client->flow_wait_for_user = true; 544 } 545 break; 546 case PBAP_W4_GET_CARD_LIST_COMPLETE: 547 pbap_client_process_vcard_list_body(data_buffer, data_len); 548 break; 549 case PBAP_W4_GET_CARD_ENTRY_COMPLETE: 550 // TODO: not implemented yet 551 break; 552 default: 553 btstack_unreachable(); 554 break; 555 } 556 break; 557 default: 558 // ignore other headers 559 break; 560 } 561 } 562 563 static uint16_t pbap_client_application_params_add_vcard_selector(const pbap_client_t * client, uint8_t * application_parameters){ 564 uint16_t pos = 0; 565 if (client->vcard_selector_supported){ 566 // vCard Selector 567 if (pbap_client->vcard_selector){ 568 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR; 569 application_parameters[pos++] = 8; 570 memset(&application_parameters[pos], 0, 4); 571 pos += 4; 572 big_endian_store_32(application_parameters, pos, client->vcard_selector); 573 pos += 4; 574 } 575 // vCard Selector Operator 576 if (client->vcard_selector_operator != PBAP_VCARD_SELECTOR_OPERATOR_OR){ 577 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR_OPERATOR; 578 application_parameters[pos++] = 1; 579 application_parameters[pos++] = client->vcard_selector_operator; 580 } 581 } 582 return pos; 583 } 584 585 static uint16_t pbap_client_application_params_add_max_list_count(const pbap_client_t * client, uint8_t * application_parameters, uint16_t max_count){ 586 UNUSED(client); 587 uint16_t pos = 0; 588 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_MAX_LIST_COUNT; 589 application_parameters[pos++] = 2; 590 big_endian_store_16(application_parameters, 2, max_count); 591 pos += 2; 592 return pos; 593 } 594 595 // max size: PBAP_MAX_PHONE_NUMBER_LEN + 5 596 static uint16_t pbap_client_application_params_add_phone_number(const pbap_client_t * client, uint8_t * application_parameters){ 597 uint16_t pos = 0; 598 if (client->phone_number){ 599 // Search by phone number 600 uint16_t phone_number_len = btstack_min(PBAP_MAX_PHONE_NUMBER_LEN, strlen(client->phone_number)); 601 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_VALUE; 602 application_parameters[pos++] = phone_number_len; 603 (void)memcpy(&application_parameters[pos], 604 pbap_client->phone_number, phone_number_len); 605 pos += phone_number_len; 606 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_PROPERTY; 607 application_parameters[pos++] = 1; 608 application_parameters[pos++] = 0x01; // Number 609 } 610 return pos; 611 } 612 613 static uint16_t pbap_client_application_params_add_property_selector(const pbap_client_t * client, uint8_t * application_parameters){ 614 // TODO: support format 615 uint16_t pos = 0; 616 uint32_t property_selector_lower = client->property_selector; 617 if (strncmp(pbap_client->vcard_name, "X-BT-UID:", 9) == 0) { 618 property_selector_lower |= 1U << 31; 619 } 620 if (strncmp(pbap_client->vcard_name, "X-BT-UCI:", 9) == 0) { 621 property_selector_lower |= 1U << 30; 622 } 623 if (property_selector_lower != 0){ 624 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PROPERTY_SELECTOR; 625 application_parameters[pos++] = 8; 626 big_endian_store_32(application_parameters, pos, 0); // upper 32-bits are reserved/unused so far 627 pos += 4; 628 big_endian_store_32(application_parameters, pos, property_selector_lower); 629 pos += 4; 630 } 631 return pos; 632 } 633 634 // Mandatory if the PSE advertises a PbapSupportedFeatures attribute in its SDP record, else excluded. 635 static uint16_t pbap_client_application_parameters_add_supported_features(const pbap_client_t * client, uint8_t *application_parameters) { 636 uint16_t pos = 0; 637 if (goep_client_get_pbap_supported_features(client->goep_cid) != PBAP_FEATURES_NOT_PRESENT){ 638 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PBAP_SUPPORTED_FEATURES; 639 application_parameters[pos++] = 4; 640 big_endian_store_32(application_parameters, 2, pbap_client_supported_features); 641 pos += 4; 642 } 643 return pos; 644 } 645 646 static void pbap_client_add_application_parameters(const pbap_client_t * client, uint8_t * application_parameters, uint16_t len){ 647 if (len > 0){ 648 goep_client_header_add_application_parameters(client->goep_cid, &application_parameters[0], len); 649 } 650 } 651 652 static void pbap_client_prepare_srm_header(const pbap_client_t * client){ 653 if (!client->flow_control_enabled){ 654 goep_client_header_add_srm_enable(client->goep_cid); 655 pbap_client->srm_state = SRM_W4_CONFIRM; 656 } 657 } 658 659 static void pbap_client_prepare_get_operation(pbap_client_t * client){ 660 obex_parser_init_for_response(&client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_operation, pbap_client); 661 obex_srm_init(&client->obex_srm); 662 client->obex_parser_waiting_for_response = true; 663 } 664 665 static void pbap_handle_can_send_now(void){ 666 uint16_t path_element_start; 667 uint16_t path_element_len; 668 const char * path_element; 669 uint8_t application_parameters[PBAP_MAX_PHONE_NUMBER_LEN + 10]; 670 uint8_t challenge_response[36]; 671 uint16_t pos; 672 673 MD5_CTX md5_ctx; 674 675 if (pbap_client->abort_operation){ 676 pbap_client->abort_operation = 0; 677 pbap_client->state = PBAP_CONNECTED; 678 goep_client_request_create_abort(pbap_client->goep_cid); 679 goep_client_execute(pbap_client->goep_cid); 680 return; 681 } 682 683 switch (pbap_client->state){ 684 case PBAP_W2_SEND_CONNECT_REQUEST: 685 // prepare request 686 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 687 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 688 pos = 0; 689 pos += pbap_client_application_parameters_add_supported_features(pbap_client, &application_parameters[pos]); 690 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 691 // state 692 pbap_client->state = PBAP_W4_CONNECT_RESPONSE; 693 // prepare response 694 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 695 obex_auth_parser_init(&pbap_client->obex_auth_parser); 696 obex_srm_init(&pbap_client->obex_srm); 697 pbap_client->obex_parser_waiting_for_response = true; 698 // send packet 699 goep_client_execute(pbap_client->goep_cid); 700 break; 701 case PBAP_W2_SEND_AUTHENTICATED_CONNECT: 702 // prepare request 703 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 704 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 705 // setup authentication challenge response 706 pos = 0; 707 challenge_response[pos++] = 0; // Tag Digest 708 challenge_response[pos++] = 16; // Len 709 // calculate md5 710 MD5_Init(&md5_ctx); 711 MD5_Update(&md5_ctx, pbap_client->obex_auth_parser.authentication_nonce, 16); 712 MD5_Update(&md5_ctx, &collon, 1); 713 MD5_Update(&md5_ctx, pbap_client->authentication_password, strlen(pbap_client->authentication_password)); 714 MD5_Final(&challenge_response[pos], &md5_ctx); 715 pos += 16; 716 challenge_response[pos++] = 2; // Tag Nonce 717 challenge_response[pos++] = 16; // Len 718 (void)memcpy(&challenge_response[pos], pbap_client->obex_auth_parser.authentication_nonce, 16); 719 pos += 16; 720 goep_client_header_add_challenge_response(pbap_client->goep_cid, challenge_response, pos); 721 // state 722 pbap_client->state = PBAP_W4_CONNECT_RESPONSE; 723 // prepare response 724 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 725 obex_srm_init(&pbap_client->obex_srm); 726 pbap_client->obex_parser_waiting_for_response = true; 727 // send packet 728 goep_client_execute(pbap_client->goep_cid); 729 break; 730 case PBAP_W2_SEND_DISCONNECT_REQUEST: 731 // prepare request 732 goep_client_request_create_disconnect(pbap_client->goep_cid); 733 // state 734 pbap_client->state = PBAP_W4_DISCONNECT_RESPONSE; 735 // prepare response 736 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_DISCONNECT, NULL, pbap_client); 737 obex_srm_init(&pbap_client->obex_srm); 738 pbap_client->obex_parser_waiting_for_response = true; 739 // send packet 740 goep_client_execute(pbap_client->goep_cid); 741 return; 742 case PBAP_W2_GET_PHONEBOOK_SIZE: 743 // prepare request 744 goep_client_request_create_get(pbap_client->goep_cid); 745 pbap_client_prepare_srm_header(pbap_client); 746 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 747 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 748 749 pos = 0; 750 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 751 pos += pbap_client_application_params_add_max_list_count(pbap_client, &application_parameters[pos], 0); // just get size 752 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 753 754 // state 755 pbap_client->state = PBAP_W4_GET_PHONEBOOK_SIZE_COMPLETE; 756 // prepare response 757 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_phonebook_size, pbap_client); 758 obex_srm_init(&pbap_client->obex_srm); 759 pbap_client_phonebook_size_parser_init(&pbap_client->phonebook_size_parser); 760 pbap_client->obex_parser_waiting_for_response = true; 761 // send packet 762 goep_client_execute(pbap_client->goep_cid); 763 break; 764 case PBAP_W2_PULL_PHONEBOOK: 765 // prepare request 766 goep_client_request_create_get(pbap_client->goep_cid); 767 if (pbap_client->request_number == 0){ 768 pbap_client_prepare_srm_header(pbap_client); 769 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 770 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 771 772 pos = 0; 773 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 774 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 775 } 776 // state 777 pbap_client->state = PBAP_W4_PHONEBOOK; 778 pbap_client->flow_next_triggered = 0; 779 pbap_client->flow_wait_for_user = 0; 780 // prepare response 781 pbap_client_prepare_get_operation(pbap_client); 782 // send packet 783 pbap_client->request_number++; 784 goep_client_execute(pbap_client->goep_cid); 785 break; 786 case PBAP_W2_GET_CARD_LIST: 787 // prepare request 788 goep_client_request_create_get(pbap_client->goep_cid); 789 if (pbap_client->request_number == 0){ 790 pbap_client_prepare_srm_header(pbap_client); 791 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 792 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_listing_type); 793 794 pos = 0; 795 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 796 pos += pbap_client_application_params_add_phone_number(pbap_client, &application_parameters[pos]); 797 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 798 } 799 // state 800 pbap_client->state = PBAP_W4_GET_CARD_LIST_COMPLETE; 801 // prepare response 802 pbap_client_prepare_get_operation(pbap_client); 803 // send packet 804 pbap_client->request_number++; 805 goep_client_execute(pbap_client->goep_cid); 806 break; 807 case PBAP_W2_GET_CARD_ENTRY: 808 // prepare request 809 goep_client_request_create_get(pbap_client->goep_cid); 810 if (pbap_client->request_number == 0){ 811 pbap_client_prepare_srm_header(pbap_client); 812 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->vcard_name); 813 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_entry_type); 814 815 pos = 0; 816 pos += pbap_client_application_params_add_property_selector(pbap_client, &application_parameters[pos]); 817 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 818 } 819 // state 820 pbap_client->state = PBAP_W4_GET_CARD_ENTRY_COMPLETE; 821 // prepare response 822 pbap_client_prepare_get_operation(pbap_client); 823 // send packet 824 pbap_client->request_number++; 825 goep_client_execute(pbap_client->goep_cid); 826 break; 827 case PBAP_W2_SET_PATH_ROOT: 828 // prepare request 829 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 830 goep_client_header_add_name(pbap_client->goep_cid, ""); 831 // state 832 pbap_client->state = PBAP_W4_SET_PATH_ROOT_COMPLETE; 833 // prepare response 834 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 835 obex_srm_init(&pbap_client->obex_srm); 836 pbap_client->obex_parser_waiting_for_response = true; 837 // send packet 838 goep_client_execute(pbap_client->goep_cid); 839 break; 840 case PBAP_W2_SET_PATH_ELEMENT: 841 // prepare request 842 // find '/' or '\0' 843 path_element_start = pbap_client->set_path_offset; 844 while ((pbap_client->current_folder[pbap_client->set_path_offset] != '\0') && 845 (pbap_client->current_folder[pbap_client->set_path_offset] != '/')){ 846 pbap_client->set_path_offset++; 847 } 848 path_element_len = pbap_client->set_path_offset-path_element_start; 849 path_element = (const char *) &pbap_client->current_folder[path_element_start]; 850 851 // skip / 852 if (pbap_client->current_folder[pbap_client->set_path_offset] == '/'){ 853 pbap_client->set_path_offset++; 854 } 855 856 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 857 goep_client_header_add_name_prefix(pbap_client->goep_cid, path_element, path_element_len); // next element 858 // state 859 pbap_client->state = PBAP_W4_SET_PATH_ELEMENT_COMPLETE; 860 // prepare response 861 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 862 obex_srm_init(&pbap_client->obex_srm); 863 pbap_client->obex_parser_waiting_for_response = true; 864 // send packet 865 goep_client_execute(pbap_client->goep_cid); 866 break; 867 default: 868 break; 869 } 870 } 871 872 static void pbap_client_handle_srm_headers(pbap_client_t *context) { 873 const obex_srm_t * obex_srm = &pbap_client->obex_srm; 874 // Update SRM state based on SRM headers 875 switch (context->srm_state){ 876 case SRM_W4_CONFIRM: 877 switch (obex_srm->srm_value){ 878 case OBEX_SRM_ENABLE: 879 switch (obex_srm->srmp_value){ 880 case OBEX_SRMP_WAIT: 881 context->srm_state = SRM_ENABLED_BUT_WAITING; 882 break; 883 default: 884 context->srm_state = SRM_ENABLED; 885 break; 886 } 887 break; 888 default: 889 context->srm_state = SRM_DISABLED; 890 break; 891 } 892 break; 893 case SRM_ENABLED_BUT_WAITING: 894 switch (obex_srm->srmp_value){ 895 case OBEX_SRMP_WAIT: 896 context->srm_state = SRM_ENABLED_BUT_WAITING; 897 break; 898 default: 899 context->srm_state = SRM_ENABLED; 900 break; 901 } 902 break; 903 default: 904 break; 905 } 906 log_info("SRM state %u", context->srm_state); 907 } 908 909 static void pbap_packet_handler_hci(uint8_t *packet, uint16_t size){ 910 UNUSED(size); 911 uint8_t status; 912 switch (hci_event_packet_get_type(packet)) { 913 case HCI_EVENT_GOEP_META: 914 switch (hci_event_goep_meta_get_subevent_code(packet)){ 915 case GOEP_SUBEVENT_CONNECTION_OPENED: 916 status = goep_subevent_connection_opened_get_status(packet); 917 pbap_client->con_handle = goep_subevent_connection_opened_get_con_handle(packet); 918 pbap_client->incoming = goep_subevent_connection_opened_get_incoming(packet); 919 goep_subevent_connection_opened_get_bd_addr(packet, pbap_client->bd_addr); 920 if (status){ 921 log_info("pbap: connection failed %u", status); 922 pbap_client->state = PBAP_INIT; 923 pbap_client_emit_connected_event(pbap_client, status); 924 } else { 925 log_info("pbap: connection established"); 926 pbap_client->goep_cid = goep_subevent_connection_opened_get_goep_cid(packet); 927 pbap_client->state = PBAP_W2_SEND_CONNECT_REQUEST; 928 goep_client_request_can_send_now(pbap_client->goep_cid); 929 } 930 break; 931 case GOEP_SUBEVENT_CONNECTION_CLOSED: 932 if (pbap_client->state != PBAP_CONNECTED){ 933 pbap_client_emit_operation_complete_event(pbap_client, OBEX_DISCONNECTED); 934 } 935 pbap_client->state = PBAP_INIT; 936 pbap_client_emit_connection_closed_event(pbap_client); 937 break; 938 case GOEP_SUBEVENT_CAN_SEND_NOW: 939 pbap_handle_can_send_now(); 940 break; 941 default: 942 break; 943 } 944 break; 945 default: 946 break; 947 } 948 } 949 950 static void pbap_packet_handler_goep(uint8_t *packet, uint16_t size){ 951 if (pbap_client->obex_parser_waiting_for_response == false) return; 952 953 obex_parser_object_state_t parser_state; 954 parser_state = obex_parser_process_data(&pbap_client->obex_parser, packet, size); 955 if (parser_state == OBEX_PARSER_OBJECT_STATE_COMPLETE){ 956 pbap_client->obex_parser_waiting_for_response = false; 957 obex_parser_operation_info_t op_info; 958 obex_parser_get_operation_info(&pbap_client->obex_parser, &op_info); 959 switch (pbap_client->state){ 960 case PBAP_W4_CONNECT_RESPONSE: 961 switch (op_info.response_code) { 962 case OBEX_RESP_SUCCESS: 963 pbap_client->state = PBAP_CONNECTED; 964 pbap_client->vcard_selector_supported = pbap_client_supported_features & goep_client_get_pbap_supported_features( pbap_client->goep_cid) & PBAP_SUPPORTED_FEATURES_VCARD_SELECTING; 965 pbap_client_emit_connected_event(pbap_client, ERROR_CODE_SUCCESS); 966 break; 967 case OBEX_RESP_UNAUTHORIZED: 968 pbap_client->state = PBAP_W4_USER_AUTHENTICATION; 969 pbap_client_emit_authentication_event(pbap_client, pbap_client->obex_auth_parser.authentication_options); 970 break; 971 default: 972 log_info("pbap: obex connect failed, result 0x%02x", packet[0]); 973 pbap_client->state = PBAP_INIT; 974 pbap_client_emit_connected_event(pbap_client, OBEX_CONNECT_FAILED); 975 break; 976 } 977 break; 978 case PBAP_W4_DISCONNECT_RESPONSE: 979 goep_client_disconnect(pbap_client->goep_cid); 980 break; 981 case PBAP_W4_SET_PATH_ROOT_COMPLETE: 982 case PBAP_W4_SET_PATH_ELEMENT_COMPLETE: 983 switch (op_info.response_code) { 984 case OBEX_RESP_SUCCESS: 985 // more path? 986 if (pbap_client->current_folder[pbap_client->set_path_offset]) { 987 pbap_client->state = PBAP_W2_SET_PATH_ELEMENT; 988 goep_client_request_can_send_now(pbap_client->goep_cid); 989 } else { 990 pbap_client->current_folder = NULL; 991 pbap_client->state = PBAP_CONNECTED; 992 pbap_client_emit_operation_complete_event(pbap_client, ERROR_CODE_SUCCESS); 993 } 994 break; 995 case OBEX_RESP_NOT_FOUND: 996 pbap_client->state = PBAP_CONNECTED; 997 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_FOUND); 998 break; 999 default: 1000 pbap_client->state = PBAP_CONNECTED; 1001 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 1002 break; 1003 } 1004 break; 1005 case PBAP_W4_PHONEBOOK: 1006 switch (op_info.response_code) { 1007 case OBEX_RESP_CONTINUE: 1008 pbap_client_handle_srm_headers(pbap_client); 1009 if (pbap_client->srm_state == SRM_ENABLED) { 1010 // prepare response 1011 pbap_client_prepare_get_operation(pbap_client); 1012 break; 1013 } 1014 pbap_client->state = PBAP_W2_PULL_PHONEBOOK; 1015 if (!pbap_client->flow_control_enabled || !pbap_client->flow_wait_for_user || 1016 pbap_client->flow_next_triggered) { 1017 goep_client_request_can_send_now(pbap_client->goep_cid); 1018 } 1019 break; 1020 case OBEX_RESP_SUCCESS: 1021 pbap_client->state = PBAP_CONNECTED; 1022 pbap_client_emit_operation_complete_event(pbap_client, 0); 1023 break; 1024 default: 1025 log_info("unexpected response 0x%02x", packet[0]); 1026 pbap_client->state = PBAP_CONNECTED; 1027 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 1028 break; 1029 } 1030 break; 1031 case PBAP_W4_GET_PHONEBOOK_SIZE_COMPLETE: 1032 switch (op_info.response_code) { 1033 case OBEX_RESP_SUCCESS: 1034 if (pbap_client->phonebook_size_parser.have_size) { 1035 uint16_t phonebook_size = big_endian_read_16(pbap_client->phonebook_size_parser.size_buffer, 0); 1036 pbap_client->state = PBAP_CONNECTED; 1037 pbap_client_emit_phonebook_size_event(pbap_client, 0, phonebook_size); 1038 break; 1039 } 1040 /* fall through */ 1041 default: 1042 pbap_client->state = PBAP_CONNECTED; 1043 pbap_client_emit_phonebook_size_event(pbap_client, OBEX_UNKNOWN_ERROR, 0); 1044 break; 1045 } 1046 break; 1047 case PBAP_W4_GET_CARD_LIST_COMPLETE: 1048 switch (op_info.response_code) { 1049 case OBEX_RESP_CONTINUE: 1050 // handle continue 1051 pbap_client_handle_srm_headers(pbap_client); 1052 if (pbap_client->srm_state == SRM_ENABLED) { 1053 // prepare response 1054 pbap_client_prepare_get_operation(pbap_client); 1055 break; 1056 } 1057 pbap_client->state = PBAP_W2_GET_CARD_LIST; 1058 goep_client_request_can_send_now(pbap_client->goep_cid); 1059 break; 1060 case OBEX_RESP_SUCCESS: 1061 // done 1062 pbap_client->state = PBAP_CONNECTED; 1063 pbap_client_emit_operation_complete_event(pbap_client, ERROR_CODE_SUCCESS); 1064 break; 1065 case OBEX_RESP_NOT_ACCEPTABLE: 1066 pbap_client->state = PBAP_CONNECTED; 1067 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_ACCEPTABLE); 1068 break; 1069 default: 1070 log_info("unexpected response 0x%02x", packet[0]); 1071 pbap_client->state = PBAP_CONNECTED; 1072 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 1073 break; 1074 } 1075 break; 1076 case PBAP_W4_GET_CARD_ENTRY_COMPLETE: 1077 switch (op_info.response_code) { 1078 case OBEX_RESP_CONTINUE: 1079 pbap_client_handle_srm_headers(pbap_client); 1080 if (pbap_client->srm_state == SRM_ENABLED) { 1081 // prepare response 1082 pbap_client_prepare_get_operation(pbap_client); 1083 break; 1084 } 1085 pbap_client->state = PBAP_W2_GET_CARD_ENTRY; 1086 goep_client_request_can_send_now(pbap_client->goep_cid); 1087 break; 1088 case OBEX_RESP_SUCCESS: 1089 pbap_client->state = PBAP_CONNECTED; 1090 pbap_client_emit_operation_complete_event(pbap_client, 0); 1091 break; 1092 case OBEX_RESP_NOT_ACCEPTABLE: 1093 pbap_client->state = PBAP_CONNECTED; 1094 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_ACCEPTABLE); 1095 break; 1096 default: 1097 log_info("unexpected response 0x%02x", packet[0]); 1098 pbap_client->state = PBAP_CONNECTED; 1099 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 1100 break; 1101 } 1102 break; 1103 default: 1104 btstack_unreachable(); 1105 break; 1106 } 1107 } 1108 } 1109 1110 static void pbap_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 1111 UNUSED(channel); // ok: there is no channel 1112 UNUSED(size); // ok: handling own geop events 1113 1114 switch (packet_type){ 1115 case HCI_EVENT_PACKET: 1116 pbap_packet_handler_hci(packet, size); 1117 break; 1118 case GOEP_DATA_PACKET: 1119 pbap_packet_handler_goep(packet, size); 1120 break; 1121 default: 1122 break; 1123 } 1124 } 1125 1126 static void pbap_client_reset_state(void) { 1127 pbap_client_supported_features = 1128 PBAP_SUPPORTED_FEATURES_DOWNLOAD | 1129 PBAP_SUPPORTED_FEATURES_BROWSING | 1130 PBAP_SUPPORTED_FEATURES_DATABASE_IDENTIFIER | 1131 PBAP_SUPPORTED_FEATURES_FOLDER_VERSION_COUNTERS | 1132 PBAP_SUPPORTED_FEATURES_VCARD_SELECTING | 1133 PBAP_SUPPORTED_FEATURES_ENHANCED_MISSED_CALLS | 1134 PBAP_SUPPORTED_FEATURES_DEFAULT_CONTACT_IMAGE_FORMAT | 1135 PBAP_SUPPORTED_FEATURES_X_BT_UCI_VCARD_PROPERTY | 1136 PBAP_SUPPORTED_FEATURES_X_BT_UID_VCARD_PROPERTY | 1137 PBAP_SUPPORTED_FEATURES_CONTACT_REFERENCING; 1138 pbap_client->state = PBAP_INIT; 1139 pbap_client->cid = 1; 1140 } 1141 1142 void pbap_client_init(void){ 1143 pbap_client_reset_state(); 1144 } 1145 1146 void pbap_client_deinit(void){ 1147 pbap_client_reset_state(); 1148 memset(pbap_client, 0, sizeof(pbap_client_t)); 1149 } 1150 1151 uint8_t pbap_connect(btstack_packet_handler_t handler, bd_addr_t addr, uint16_t * out_cid){ 1152 if (pbap_client->state != PBAP_INIT){ 1153 return BTSTACK_MEMORY_ALLOC_FAILED; 1154 } 1155 1156 pbap_client->state = PBAP_W4_GOEP_CONNECTION; 1157 pbap_client->client_handler = handler; 1158 pbap_client->vcard_selector = 0; 1159 pbap_client->vcard_selector_operator = PBAP_VCARD_SELECTOR_OPERATOR_OR; 1160 1161 uint8_t err = goep_client_create_connection(&pbap_packet_handler, addr, BLUETOOTH_SERVICE_CLASS_PHONEBOOK_ACCESS_PSE, &pbap_client->goep_cid); 1162 *out_cid = pbap_client->cid; 1163 if (err) return err; 1164 return ERROR_CODE_SUCCESS; 1165 } 1166 1167 uint8_t pbap_disconnect(uint16_t pbap_cid){ 1168 UNUSED(pbap_cid); 1169 if (pbap_client->state != PBAP_CONNECTED){ 1170 return BTSTACK_BUSY; 1171 } 1172 pbap_client->state = PBAP_W2_SEND_DISCONNECT_REQUEST; 1173 goep_client_request_can_send_now(pbap_client->goep_cid); 1174 return ERROR_CODE_SUCCESS; 1175 } 1176 1177 uint8_t pbap_get_phonebook_size(uint16_t pbap_cid, const char * path){ 1178 UNUSED(pbap_cid); 1179 if (pbap_client->state != PBAP_CONNECTED){ 1180 return BTSTACK_BUSY; 1181 } 1182 pbap_client->state = PBAP_W2_GET_PHONEBOOK_SIZE; 1183 pbap_client->phonebook_path = path; 1184 pbap_client->request_number = 0; 1185 goep_client_request_can_send_now(pbap_client->goep_cid); 1186 return ERROR_CODE_SUCCESS; 1187 } 1188 1189 uint8_t pbap_pull_phonebook(uint16_t pbap_cid, const char * path){ 1190 UNUSED(pbap_cid); 1191 if (pbap_client->state != PBAP_CONNECTED){ 1192 return BTSTACK_BUSY; 1193 } 1194 pbap_client->state = PBAP_W2_PULL_PHONEBOOK; 1195 pbap_client->phonebook_path = path; 1196 pbap_client->request_number = 0; 1197 goep_client_request_can_send_now(pbap_client->goep_cid); 1198 return ERROR_CODE_SUCCESS; 1199 } 1200 1201 uint8_t pbap_set_phonebook(uint16_t pbap_cid, const char * path){ 1202 UNUSED(pbap_cid); 1203 if (pbap_client->state != PBAP_CONNECTED){ 1204 return BTSTACK_BUSY; 1205 } 1206 pbap_client->state = PBAP_W2_SET_PATH_ROOT; 1207 pbap_client->current_folder = path; 1208 pbap_client->set_path_offset = 0; 1209 goep_client_request_can_send_now(pbap_client->goep_cid); 1210 return ERROR_CODE_SUCCESS; 1211 } 1212 1213 uint8_t pbap_authentication_password(uint16_t pbap_cid, const char * password){ 1214 UNUSED(pbap_cid); 1215 if (pbap_client->state != PBAP_W4_USER_AUTHENTICATION){ 1216 return BTSTACK_BUSY; 1217 } 1218 pbap_client->state = PBAP_W2_SEND_AUTHENTICATED_CONNECT; 1219 pbap_client->authentication_password = password; 1220 goep_client_request_can_send_now(pbap_client->goep_cid); 1221 return ERROR_CODE_SUCCESS; 1222 } 1223 1224 uint8_t pbap_pull_vcard_listing(uint16_t pbap_cid, const char * path){ 1225 UNUSED(pbap_cid); 1226 if (pbap_client->state != PBAP_CONNECTED){ 1227 return BTSTACK_BUSY; 1228 } 1229 pbap_client->state = PBAP_W2_GET_CARD_LIST; 1230 pbap_client->phonebook_path = path; 1231 pbap_client->phone_number = NULL; 1232 pbap_client->request_number = 0; 1233 pbap_client_vcard_listing_init_parser(pbap_client); 1234 goep_client_request_can_send_now(pbap_client->goep_cid); 1235 return ERROR_CODE_SUCCESS; 1236 } 1237 1238 uint8_t pbap_pull_vcard_entry(uint16_t pbap_cid, const char * path){ 1239 UNUSED(pbap_cid); 1240 if (pbap_client->state != PBAP_CONNECTED){ 1241 return BTSTACK_BUSY; 1242 } 1243 pbap_client->state = PBAP_W2_GET_CARD_ENTRY; 1244 // pbap_client->phonebook_path = NULL; 1245 // pbap_client->phone_number = NULL; 1246 pbap_client->vcard_name = path; 1247 pbap_client->request_number = 0; 1248 goep_client_request_can_send_now(pbap_client->goep_cid); 1249 return ERROR_CODE_SUCCESS; 1250 } 1251 1252 uint8_t pbap_lookup_by_number(uint16_t pbap_cid, const char * phone_number){ 1253 UNUSED(pbap_cid); 1254 if (pbap_client->state != PBAP_CONNECTED){ 1255 return BTSTACK_BUSY; 1256 } 1257 pbap_client->state = PBAP_W2_GET_CARD_LIST; 1258 pbap_client->phonebook_path = pbap_vcard_listing_name; 1259 pbap_client->phone_number = phone_number; 1260 pbap_client->request_number = 0; 1261 pbap_client_vcard_listing_init_parser(pbap_client); 1262 goep_client_request_can_send_now(pbap_client->goep_cid); 1263 return ERROR_CODE_SUCCESS; 1264 } 1265 1266 uint8_t pbap_abort(uint16_t pbap_cid){ 1267 UNUSED(pbap_cid); 1268 if (pbap_client->state < PBAP_CONNECTED){ 1269 return BTSTACK_BUSY; 1270 } 1271 log_info("abort current operation, state 0x%02x", pbap_client->state); 1272 pbap_client->abort_operation = 1; 1273 return ERROR_CODE_SUCCESS; 1274 } 1275 1276 uint8_t pbap_next_packet(uint16_t pbap_cid){ 1277 // log_info("pbap_next_packet, state %x", pbap_client->state); 1278 UNUSED(pbap_cid); 1279 if (!pbap_client->flow_control_enabled){ 1280 return ERROR_CODE_SUCCESS; 1281 } 1282 switch (pbap_client->state){ 1283 case PBAP_W2_PULL_PHONEBOOK: 1284 goep_client_request_can_send_now(pbap_client->goep_cid); 1285 break; 1286 case PBAP_W4_PHONEBOOK: 1287 pbap_client->flow_next_triggered = 1; 1288 break; 1289 default: 1290 break; 1291 } 1292 return ERROR_CODE_SUCCESS; 1293 } 1294 1295 uint8_t pbap_set_flow_control_mode(uint16_t pbap_cid, int enable){ 1296 UNUSED(pbap_cid); 1297 if (pbap_client->state != PBAP_CONNECTED){ 1298 return BTSTACK_BUSY; 1299 } 1300 pbap_client->flow_control_enabled = enable; 1301 return ERROR_CODE_SUCCESS; 1302 } 1303 1304 uint8_t pbap_set_vcard_selector(uint16_t pbap_cid, uint32_t vcard_selector){ 1305 UNUSED(pbap_cid); 1306 if (pbap_client->state != PBAP_CONNECTED){ 1307 return BTSTACK_BUSY; 1308 } 1309 pbap_client->vcard_selector = vcard_selector; 1310 return ERROR_CODE_SUCCESS; 1311 } 1312 1313 uint8_t pbap_set_vcard_selector_operator(uint16_t pbap_cid, int vcard_selector_operator){ 1314 UNUSED(pbap_cid); 1315 if (pbap_client->state != PBAP_CONNECTED){ 1316 return BTSTACK_BUSY; 1317 } 1318 pbap_client->vcard_selector_operator = vcard_selector_operator; 1319 return ERROR_CODE_SUCCESS; 1320 } 1321 1322 uint8_t pbap_set_property_selector(uint16_t pbap_cid, uint32_t property_selector){ 1323 UNUSED(pbap_cid); 1324 if (pbap_client->state != PBAP_CONNECTED){ 1325 return BTSTACK_BUSY; 1326 } 1327 pbap_client->property_selector = property_selector; 1328 return ERROR_CODE_SUCCESS; 1329 } 1330