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 } 428 data_buffer += bytes_to_consume; 429 data_len -= bytes_to_consume; 430 } 431 } 432 433 static void obex_srm_init(obex_srm_t * obex_srm){ 434 obex_srm->srm_value = OBEX_SRM_DISABLE; 435 obex_srm->srmp_value = OBEX_SRMP_NEXT; 436 } 437 438 static void pbap_client_process_vcard_list_body(const uint8_t * data, uint16_t data_len){ 439 while (data_len--) { 440 uint16_t char_len; 441 yxml_ret_t r = yxml_parse(&pbap_client->xml_parser, *data++); 442 switch (r) { 443 case YXML_ELEMSTART: 444 pbap_client->parser_card_found = strcmp("card", pbap_client->xml_parser.elem) == 0; 445 break; 446 case YXML_ELEMEND: 447 if (pbap_client->parser_card_found) { 448 pbap_client_emit_card_result_event(pbap_client, pbap_client->parser_name, 449 pbap_client->parser_handle); 450 } 451 pbap_client->parser_card_found = false; 452 break; 453 case YXML_ATTRSTART: 454 if (!pbap_client->parser_card_found) break; 455 if (strcmp("name", pbap_client->xml_parser.attr) == 0) { 456 pbap_client->parser_name_found = true; 457 pbap_client->parser_name[0] = 0; 458 break; 459 } 460 if (strcmp("handle", pbap_client->xml_parser.attr) == 0) { 461 pbap_client->parser_handle_found = true; 462 pbap_client->parser_handle[0] = 0; 463 break; 464 } 465 break; 466 case YXML_ATTRVAL: 467 if (pbap_client->parser_name_found) { 468 // "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." 469 char_len = strlen(pbap_client->xml_parser.data); 470 if ((strlen(pbap_client->parser_name) + char_len + 1) >= 471 sizeof(pbap_client->parser_name)) 472 break; 473 strcat(pbap_client->parser_name, pbap_client->xml_parser.data); 474 break; 475 } 476 if (pbap_client->parser_handle_found) { 477 // "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." 478 char_len = strlen(pbap_client->xml_parser.data); 479 if ((strlen(pbap_client->parser_handle) + char_len + 1) >= 480 sizeof(pbap_client->parser_handle)) 481 break; 482 strcat(pbap_client->parser_handle, pbap_client->xml_parser.data); 483 break; 484 } 485 break; 486 case YXML_ATTREND: 487 pbap_client->parser_name_found = false; 488 pbap_client->parser_handle_found = false; 489 break; 490 default: 491 break; 492 } 493 } 494 } 495 496 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){ 497 pbap_client_t * client = (pbap_client_t *) user_data; 498 switch (header_id){ 499 case OBEX_HEADER_CONNECTION_ID: 500 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){ 501 goep_client_set_connection_id(client->goep_cid, big_endian_read_32(client->obex_header_buffer, 0)); 502 } 503 break; 504 case OBEX_HEADER_AUTHENTICATION_CHALLENGE: 505 obex_auth_parser_process_data(&client->obex_auth_parser, data_buffer, data_len); 506 break; 507 default: 508 break; 509 } 510 } 511 512 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){ 513 UNUSED(total_len); 514 UNUSED(data_offset); 515 pbap_client_t *client = (pbap_client_t *) user_data; 516 switch (header_id) { 517 case OBEX_HEADER_APPLICATION_PARAMETERS: 518 pbap_client_phoneboook_size_parser_process_data(&client->phonebook_size_parser, data_buffer, data_len); 519 break; 520 default: 521 break; 522 } 523 } 524 525 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){ 526 pbap_client_t *client = (pbap_client_t *) user_data; 527 switch (header_id) { 528 case OBEX_HEADER_SINGLE_RESPONSE_MODE: 529 obex_parser_header_store(&client->obex_srm.srm_value, 1, total_len, data_offset, data_buffer, data_len); 530 break; 531 case OBEX_HEADER_SINGLE_RESPONSE_MODE_PARAMETER: 532 obex_parser_header_store(&client->obex_srm.srmp_value, 1, total_len, data_offset, data_buffer, data_len); 533 break; 534 case OBEX_HEADER_BODY: 535 case OBEX_HEADER_END_OF_BODY: 536 switch(pbap_client->state){ 537 case PBAP_W4_PHONEBOOK: 538 client->client_handler(PBAP_DATA_PACKET, client->cid, (uint8_t *) data_buffer, data_len); 539 if (data_offset + data_len == total_len){ 540 client->flow_wait_for_user = true; 541 } 542 break; 543 case PBAP_W4_GET_CARD_LIST_COMPLETE: 544 pbap_client_process_vcard_list_body(data_buffer, data_len); 545 break; 546 case PBAP_W4_GET_CARD_ENTRY_COMPLETE: 547 // TODO: not implemented yet 548 break; 549 default: 550 btstack_unreachable(); 551 break; 552 } 553 break; 554 default: 555 // ignore other headers 556 break; 557 } 558 } 559 560 static uint16_t pbap_client_application_params_add_vcard_selector(const pbap_client_t * client, uint8_t * application_parameters){ 561 uint16_t pos = 0; 562 if (client->vcard_selector_supported){ 563 // vCard Selector 564 if (pbap_client->vcard_selector){ 565 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR; 566 application_parameters[pos++] = 8; 567 memset(&application_parameters[pos], 0, 4); 568 pos += 4; 569 big_endian_store_32(application_parameters, pos, client->vcard_selector); 570 pos += 4; 571 } 572 // vCard Selector Operator 573 if (client->vcard_selector_operator != PBAP_VCARD_SELECTOR_OPERATOR_OR){ 574 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR_OPERATOR; 575 application_parameters[pos++] = 1; 576 application_parameters[pos++] = client->vcard_selector_operator; 577 } 578 } 579 return pos; 580 } 581 582 static uint16_t pbap_client_application_params_add_max_list_count(const pbap_client_t * client, uint8_t * application_parameters, uint16_t max_count){ 583 UNUSED(client); 584 uint16_t pos = 0; 585 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_MAX_LIST_COUNT; 586 application_parameters[pos++] = 2; 587 big_endian_store_16(application_parameters, 2, max_count); 588 pos += 2; 589 return pos; 590 } 591 592 // max size: PBAP_MAX_PHONE_NUMBER_LEN + 5 593 static uint16_t pbap_client_application_params_add_phone_number(const pbap_client_t * client, uint8_t * application_parameters){ 594 uint16_t pos = 0; 595 if (client->phone_number){ 596 // Search by phone number 597 uint16_t phone_number_len = btstack_min(PBAP_MAX_PHONE_NUMBER_LEN, strlen(client->phone_number)); 598 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_VALUE; 599 application_parameters[pos++] = phone_number_len; 600 (void)memcpy(&application_parameters[pos], 601 pbap_client->phone_number, phone_number_len); 602 pos += phone_number_len; 603 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_SEARCH_PROPERTY; 604 application_parameters[pos++] = 1; 605 application_parameters[pos++] = 0x01; // Number 606 } 607 return pos; 608 } 609 610 static uint16_t pbap_client_application_params_add_property_selector(const pbap_client_t * client, uint8_t * application_parameters){ 611 // TODO: support format 612 uint16_t pos = 0; 613 uint32_t property_selector_lower = client->property_selector; 614 if (strncmp(pbap_client->vcard_name, "X-BT-UID:", 9) == 0) { 615 property_selector_lower |= 1U << 31; 616 } 617 if (strncmp(pbap_client->vcard_name, "X-BT-UCI:", 9) == 0) { 618 property_selector_lower |= 1U << 30; 619 } 620 if (property_selector_lower != 0){ 621 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PROPERTY_SELECTOR; 622 application_parameters[pos++] = 8; 623 big_endian_store_32(application_parameters, pos, 0); // upper 32-bits are reserved/unused so far 624 pos += 4; 625 big_endian_store_32(application_parameters, pos, property_selector_lower); 626 pos += 4; 627 } 628 return pos; 629 } 630 631 // Mandatory if the PSE advertises a PbapSupportedFeatures attribute in its SDP record, else excluded. 632 static uint16_t pbap_client_application_parameters_add_supported_features(const pbap_client_t * client, uint8_t *application_parameters) { 633 uint16_t pos = 0; 634 if (goep_client_get_pbap_supported_features(client->goep_cid) != PBAP_FEATURES_NOT_PRESENT){ 635 application_parameters[pos++] = PBAP_APPLICATION_PARAMETER_PBAP_SUPPORTED_FEATURES; 636 application_parameters[pos++] = 4; 637 big_endian_store_32(application_parameters, 2, pbap_client_supported_features); 638 pos += 4; 639 } 640 return pos; 641 } 642 643 static void pbap_client_add_application_parameters(const pbap_client_t * client, uint8_t * application_parameters, uint16_t len){ 644 if (len > 0){ 645 goep_client_header_add_application_parameters(client->goep_cid, &application_parameters[0], len); 646 } 647 } 648 649 static void pbap_client_prepare_srm_header(const pbap_client_t * client){ 650 if (!client->flow_control_enabled){ 651 goep_client_header_add_srm_enable(client->goep_cid); 652 pbap_client->srm_state = SRM_W4_CONFIRM; 653 } 654 } 655 656 static void pbap_client_prepare_get_operation(pbap_client_t * client){ 657 obex_parser_init_for_response(&client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_operation, pbap_client); 658 obex_srm_init(&client->obex_srm); 659 client->obex_parser_waiting_for_response = true; 660 } 661 662 static void pbap_handle_can_send_now(void){ 663 uint16_t path_element_start; 664 uint16_t path_element_len; 665 const char * path_element; 666 uint8_t application_parameters[PBAP_MAX_PHONE_NUMBER_LEN + 10]; 667 uint8_t challenge_response[36]; 668 uint16_t pos; 669 670 MD5_CTX md5_ctx; 671 672 if (pbap_client->abort_operation){ 673 pbap_client->abort_operation = 0; 674 pbap_client->state = PBAP_CONNECTED; 675 goep_client_request_create_abort(pbap_client->goep_cid); 676 goep_client_execute(pbap_client->goep_cid); 677 return; 678 } 679 680 switch (pbap_client->state){ 681 case PBAP_W2_SEND_CONNECT_REQUEST: 682 // prepare request 683 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 684 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 685 pos = 0; 686 pos += pbap_client_application_parameters_add_supported_features(pbap_client, &application_parameters[pos]); 687 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 688 // state 689 pbap_client->state = PBAP_W4_CONNECT_RESPONSE; 690 // prepare response 691 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 692 obex_auth_parser_init(&pbap_client->obex_auth_parser); 693 obex_srm_init(&pbap_client->obex_srm); 694 pbap_client->obex_parser_waiting_for_response = true; 695 // send packet 696 goep_client_execute(pbap_client->goep_cid); 697 break; 698 case PBAP_W2_SEND_AUTHENTICATED_CONNECT: 699 // prepare request 700 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 701 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 702 // setup authentication challenge response 703 pos = 0; 704 challenge_response[pos++] = 0; // Tag Digest 705 challenge_response[pos++] = 16; // Len 706 // calculate md5 707 MD5_Init(&md5_ctx); 708 MD5_Update(&md5_ctx, pbap_client->obex_auth_parser.authentication_nonce, 16); 709 MD5_Update(&md5_ctx, &collon, 1); 710 MD5_Update(&md5_ctx, pbap_client->authentication_password, strlen(pbap_client->authentication_password)); 711 MD5_Final(&challenge_response[pos], &md5_ctx); 712 pos += 16; 713 challenge_response[pos++] = 2; // Tag Nonce 714 challenge_response[pos++] = 16; // Len 715 (void)memcpy(&challenge_response[pos], pbap_client->obex_auth_parser.authentication_nonce, 16); 716 pos += 16; 717 goep_client_header_add_challenge_response(pbap_client->goep_cid, challenge_response, pos); 718 // state 719 pbap_client->state = PBAP_W4_CONNECT_RESPONSE; 720 // prepare response 721 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_CONNECT, pbap_client_parser_callback_connect, pbap_client); 722 obex_srm_init(&pbap_client->obex_srm); 723 pbap_client->obex_parser_waiting_for_response = true; 724 // send packet 725 goep_client_execute(pbap_client->goep_cid); 726 break; 727 case PBAP_W2_SEND_DISCONNECT_REQUEST: 728 // prepare request 729 goep_client_request_create_disconnect(pbap_client->goep_cid); 730 // state 731 pbap_client->state = PBAP_W4_DISCONNECT_RESPONSE; 732 // prepare response 733 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_DISCONNECT, NULL, pbap_client); 734 obex_srm_init(&pbap_client->obex_srm); 735 pbap_client->obex_parser_waiting_for_response = true; 736 // send packet 737 goep_client_execute(pbap_client->goep_cid); 738 return; 739 case PBAP_W2_GET_PHONEBOOK_SIZE: 740 // prepare request 741 goep_client_request_create_get(pbap_client->goep_cid); 742 pbap_client_prepare_srm_header(pbap_client); 743 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 744 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 745 746 pos = 0; 747 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 748 pos += pbap_client_application_params_add_max_list_count(pbap_client, &application_parameters[pos], 0); // just get size 749 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 750 751 // state 752 pbap_client->state = PBAP_W4_GET_PHONEBOOK_SIZE_COMPLETE; 753 // prepare response 754 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_GET, pbap_client_parser_callback_get_phonebook_size, pbap_client); 755 obex_srm_init(&pbap_client->obex_srm); 756 pbap_client_phonebook_size_parser_init(&pbap_client->phonebook_size_parser); 757 pbap_client->obex_parser_waiting_for_response = true; 758 // send packet 759 goep_client_execute(pbap_client->goep_cid); 760 break; 761 case PBAP_W2_PULL_PHONEBOOK: 762 // prepare request 763 goep_client_request_create_get(pbap_client->goep_cid); 764 if (pbap_client->request_number == 0){ 765 pbap_client_prepare_srm_header(pbap_client); 766 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 767 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 768 769 pos = 0; 770 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 771 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 772 } 773 // state 774 pbap_client->state = PBAP_W4_PHONEBOOK; 775 pbap_client->flow_next_triggered = 0; 776 pbap_client->flow_wait_for_user = 0; 777 // prepare response 778 pbap_client_prepare_get_operation(pbap_client); 779 // send packet 780 pbap_client->request_number++; 781 goep_client_execute(pbap_client->goep_cid); 782 break; 783 case PBAP_W2_GET_CARD_LIST: 784 // prepare request 785 goep_client_request_create_get(pbap_client->goep_cid); 786 if (pbap_client->request_number == 0){ 787 pbap_client_prepare_srm_header(pbap_client); 788 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 789 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_listing_type); 790 791 pos = 0; 792 pos += pbap_client_application_params_add_vcard_selector(pbap_client, &application_parameters[pos]); 793 pos += pbap_client_application_params_add_phone_number(pbap_client, &application_parameters[pos]); 794 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 795 } 796 // state 797 pbap_client->state = PBAP_W4_GET_CARD_LIST_COMPLETE; 798 // prepare response 799 pbap_client_prepare_get_operation(pbap_client); 800 // send packet 801 pbap_client->request_number++; 802 goep_client_execute(pbap_client->goep_cid); 803 break; 804 case PBAP_W2_GET_CARD_ENTRY: 805 // prepare request 806 goep_client_request_create_get(pbap_client->goep_cid); 807 if (pbap_client->request_number == 0){ 808 pbap_client_prepare_srm_header(pbap_client); 809 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->vcard_name); 810 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_entry_type); 811 812 pos = 0; 813 pos += pbap_client_application_params_add_property_selector(pbap_client, &application_parameters[pos]); 814 pbap_client_add_application_parameters(pbap_client, application_parameters, pos); 815 } 816 // state 817 pbap_client->state = PBAP_W4_GET_CARD_ENTRY_COMPLETE; 818 // prepare response 819 pbap_client_prepare_get_operation(pbap_client); 820 // send packet 821 pbap_client->request_number++; 822 goep_client_execute(pbap_client->goep_cid); 823 break; 824 case PBAP_W2_SET_PATH_ROOT: 825 // prepare request 826 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 827 goep_client_header_add_name(pbap_client->goep_cid, ""); 828 // state 829 pbap_client->state = PBAP_W4_SET_PATH_ROOT_COMPLETE; 830 // prepare response 831 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 832 obex_srm_init(&pbap_client->obex_srm); 833 pbap_client->obex_parser_waiting_for_response = true; 834 // send packet 835 goep_client_execute(pbap_client->goep_cid); 836 break; 837 case PBAP_W2_SET_PATH_ELEMENT: 838 // prepare request 839 // find '/' or '\0' 840 path_element_start = pbap_client->set_path_offset; 841 while ((pbap_client->current_folder[pbap_client->set_path_offset] != '\0') && 842 (pbap_client->current_folder[pbap_client->set_path_offset] != '/')){ 843 pbap_client->set_path_offset++; 844 } 845 path_element_len = pbap_client->set_path_offset-path_element_start; 846 path_element = (const char *) &pbap_client->current_folder[path_element_start]; 847 848 // skip / 849 if (pbap_client->current_folder[pbap_client->set_path_offset] == '/'){ 850 pbap_client->set_path_offset++; 851 } 852 853 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 854 goep_client_header_add_name_prefix(pbap_client->goep_cid, path_element, path_element_len); // next element 855 // state 856 pbap_client->state = PBAP_W4_SET_PATH_ELEMENT_COMPLETE; 857 // prepare response 858 obex_parser_init_for_response(&pbap_client->obex_parser, OBEX_OPCODE_SETPATH, NULL, pbap_client); 859 obex_srm_init(&pbap_client->obex_srm); 860 pbap_client->obex_parser_waiting_for_response = true; 861 // send packet 862 goep_client_execute(pbap_client->goep_cid); 863 break; 864 default: 865 break; 866 } 867 } 868 869 static void pbap_client_handle_srm_headers(pbap_client_t *context) { 870 const obex_srm_t * obex_srm = &pbap_client->obex_srm; 871 // Update SRM state based on SRM headers 872 switch (context->srm_state){ 873 case SRM_W4_CONFIRM: 874 switch (obex_srm->srm_value){ 875 case OBEX_SRM_ENABLE: 876 switch (obex_srm->srmp_value){ 877 case OBEX_SRMP_WAIT: 878 context->srm_state = SRM_ENABLED_BUT_WAITING; 879 break; 880 default: 881 context->srm_state = SRM_ENABLED; 882 break; 883 } 884 break; 885 default: 886 context->srm_state = SRM_DISABLED; 887 break; 888 } 889 break; 890 case SRM_ENABLED_BUT_WAITING: 891 switch (obex_srm->srmp_value){ 892 case OBEX_SRMP_WAIT: 893 context->srm_state = SRM_ENABLED_BUT_WAITING; 894 break; 895 default: 896 context->srm_state = SRM_ENABLED; 897 break; 898 } 899 break; 900 default: 901 break; 902 } 903 log_info("SRM state %u", context->srm_state); 904 } 905 906 static void pbap_packet_handler_hci(uint8_t *packet, uint16_t size){ 907 UNUSED(size); 908 uint8_t status; 909 switch (hci_event_packet_get_type(packet)) { 910 case HCI_EVENT_GOEP_META: 911 switch (hci_event_goep_meta_get_subevent_code(packet)){ 912 case GOEP_SUBEVENT_CONNECTION_OPENED: 913 status = goep_subevent_connection_opened_get_status(packet); 914 pbap_client->con_handle = goep_subevent_connection_opened_get_con_handle(packet); 915 pbap_client->incoming = goep_subevent_connection_opened_get_incoming(packet); 916 goep_subevent_connection_opened_get_bd_addr(packet, pbap_client->bd_addr); 917 if (status){ 918 log_info("pbap: connection failed %u", status); 919 pbap_client->state = PBAP_INIT; 920 pbap_client_emit_connected_event(pbap_client, status); 921 } else { 922 log_info("pbap: connection established"); 923 pbap_client->goep_cid = goep_subevent_connection_opened_get_goep_cid(packet); 924 pbap_client->state = PBAP_W2_SEND_CONNECT_REQUEST; 925 goep_client_request_can_send_now(pbap_client->goep_cid); 926 } 927 break; 928 case GOEP_SUBEVENT_CONNECTION_CLOSED: 929 if (pbap_client->state != PBAP_CONNECTED){ 930 pbap_client_emit_operation_complete_event(pbap_client, OBEX_DISCONNECTED); 931 } 932 pbap_client->state = PBAP_INIT; 933 pbap_client_emit_connection_closed_event(pbap_client); 934 break; 935 case GOEP_SUBEVENT_CAN_SEND_NOW: 936 pbap_handle_can_send_now(); 937 break; 938 default: 939 break; 940 } 941 break; 942 default: 943 break; 944 } 945 } 946 947 static void pbap_packet_handler_goep(uint8_t *packet, uint16_t size){ 948 if (pbap_client->obex_parser_waiting_for_response == false) return; 949 950 obex_parser_object_state_t parser_state; 951 parser_state = obex_parser_process_data(&pbap_client->obex_parser, packet, size); 952 if (parser_state == OBEX_PARSER_OBJECT_STATE_COMPLETE){ 953 pbap_client->obex_parser_waiting_for_response = false; 954 obex_parser_operation_info_t op_info; 955 obex_parser_get_operation_info(&pbap_client->obex_parser, &op_info); 956 switch (pbap_client->state){ 957 case PBAP_W4_CONNECT_RESPONSE: 958 switch (op_info.response_code) { 959 case OBEX_RESP_SUCCESS: 960 pbap_client->state = PBAP_CONNECTED; 961 pbap_client->vcard_selector_supported = pbap_client_supported_features & goep_client_get_pbap_supported_features( pbap_client->goep_cid) & PBAP_SUPPORTED_FEATURES_VCARD_SELECTING; 962 pbap_client_emit_connected_event(pbap_client, ERROR_CODE_SUCCESS); 963 break; 964 case OBEX_RESP_UNAUTHORIZED: 965 pbap_client->state = PBAP_W4_USER_AUTHENTICATION; 966 pbap_client_emit_authentication_event(pbap_client, pbap_client->obex_auth_parser.authentication_options); 967 break; 968 default: 969 log_info("pbap: obex connect failed, result 0x%02x", packet[0]); 970 pbap_client->state = PBAP_INIT; 971 pbap_client_emit_connected_event(pbap_client, OBEX_CONNECT_FAILED); 972 break; 973 } 974 break; 975 case PBAP_W4_DISCONNECT_RESPONSE: 976 goep_client_disconnect(pbap_client->goep_cid); 977 break; 978 case PBAP_W4_SET_PATH_ROOT_COMPLETE: 979 case PBAP_W4_SET_PATH_ELEMENT_COMPLETE: 980 switch (op_info.response_code) { 981 case OBEX_RESP_SUCCESS: 982 // more path? 983 if (pbap_client->current_folder[pbap_client->set_path_offset]) { 984 pbap_client->state = PBAP_W2_SET_PATH_ELEMENT; 985 goep_client_request_can_send_now(pbap_client->goep_cid); 986 } else { 987 pbap_client->current_folder = NULL; 988 pbap_client->state = PBAP_CONNECTED; 989 pbap_client_emit_operation_complete_event(pbap_client, ERROR_CODE_SUCCESS); 990 } 991 break; 992 case OBEX_RESP_NOT_FOUND: 993 pbap_client->state = PBAP_CONNECTED; 994 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_FOUND); 995 break; 996 default: 997 pbap_client->state = PBAP_CONNECTED; 998 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 999 break; 1000 } 1001 break; 1002 case PBAP_W4_PHONEBOOK: 1003 switch (op_info.response_code) { 1004 case OBEX_RESP_CONTINUE: 1005 pbap_client_handle_srm_headers(pbap_client); 1006 if (pbap_client->srm_state == SRM_ENABLED) { 1007 // prepare response 1008 pbap_client_prepare_get_operation(pbap_client); 1009 break; 1010 } 1011 pbap_client->state = PBAP_W2_PULL_PHONEBOOK; 1012 if (!pbap_client->flow_control_enabled || !pbap_client->flow_wait_for_user || 1013 pbap_client->flow_next_triggered) { 1014 goep_client_request_can_send_now(pbap_client->goep_cid); 1015 } 1016 break; 1017 case OBEX_RESP_SUCCESS: 1018 pbap_client->state = PBAP_CONNECTED; 1019 pbap_client_emit_operation_complete_event(pbap_client, 0); 1020 break; 1021 default: 1022 log_info("unexpected response 0x%02x", packet[0]); 1023 pbap_client->state = PBAP_CONNECTED; 1024 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 1025 break; 1026 } 1027 break; 1028 case PBAP_W4_GET_PHONEBOOK_SIZE_COMPLETE: 1029 switch (op_info.response_code) { 1030 case OBEX_RESP_SUCCESS: 1031 if (pbap_client->phonebook_size_parser.have_size) { 1032 uint16_t phonebook_size = big_endian_read_16(pbap_client->phonebook_size_parser.size_buffer, 0); 1033 pbap_client_emit_phonebook_size_event(pbap_client, 0, phonebook_size); 1034 break; 1035 } 1036 /* fall through */ 1037 default: 1038 pbap_client_emit_phonebook_size_event(pbap_client, OBEX_UNKNOWN_ERROR, 0); 1039 break; 1040 } 1041 pbap_client->state = PBAP_CONNECTED; 1042 break; 1043 case PBAP_W4_GET_CARD_LIST_COMPLETE: 1044 switch (op_info.response_code) { 1045 case OBEX_RESP_CONTINUE: 1046 // handle continue 1047 pbap_client_handle_srm_headers(pbap_client); 1048 if (pbap_client->srm_state == SRM_ENABLED) { 1049 // prepare response 1050 pbap_client_prepare_get_operation(pbap_client); 1051 break; 1052 } 1053 pbap_client->state = PBAP_W2_GET_CARD_LIST; 1054 goep_client_request_can_send_now(pbap_client->goep_cid); 1055 break; 1056 case OBEX_RESP_SUCCESS: 1057 // done 1058 pbap_client->state = PBAP_CONNECTED; 1059 pbap_client_emit_operation_complete_event(pbap_client, ERROR_CODE_SUCCESS); 1060 break; 1061 case OBEX_RESP_NOT_ACCEPTABLE: 1062 pbap_client->state = PBAP_CONNECTED; 1063 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_ACCEPTABLE); 1064 break; 1065 default: 1066 log_info("unexpected response 0x%02x", packet[0]); 1067 pbap_client->state = PBAP_CONNECTED; 1068 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 1069 break; 1070 } 1071 break; 1072 case PBAP_W4_GET_CARD_ENTRY_COMPLETE: 1073 switch (op_info.response_code) { 1074 case OBEX_RESP_CONTINUE: 1075 pbap_client_handle_srm_headers(pbap_client); 1076 if (pbap_client->srm_state == SRM_ENABLED) { 1077 // prepare response 1078 pbap_client_prepare_get_operation(pbap_client); 1079 break; 1080 } 1081 pbap_client->state = PBAP_W2_GET_CARD_ENTRY; 1082 goep_client_request_can_send_now(pbap_client->goep_cid); 1083 break; 1084 case OBEX_RESP_SUCCESS: 1085 pbap_client->state = PBAP_CONNECTED; 1086 pbap_client_emit_operation_complete_event(pbap_client, 0); 1087 break; 1088 case OBEX_RESP_NOT_ACCEPTABLE: 1089 pbap_client->state = PBAP_CONNECTED; 1090 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_ACCEPTABLE); 1091 break; 1092 default: 1093 log_info("unexpected response 0x%02x", packet[0]); 1094 pbap_client->state = PBAP_CONNECTED; 1095 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 1096 break; 1097 } 1098 break; 1099 default: 1100 btstack_unreachable(); 1101 break; 1102 } 1103 } 1104 } 1105 1106 static void pbap_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 1107 UNUSED(channel); // ok: there is no channel 1108 UNUSED(size); // ok: handling own geop events 1109 1110 switch (packet_type){ 1111 case HCI_EVENT_PACKET: 1112 pbap_packet_handler_hci(packet, size); 1113 break; 1114 case GOEP_DATA_PACKET: 1115 pbap_packet_handler_goep(packet, size); 1116 break; 1117 default: 1118 break; 1119 } 1120 } 1121 1122 static void pbap_client_reset_state(void) { 1123 pbap_client_supported_features = 1124 PBAP_SUPPORTED_FEATURES_DOWNLOAD | 1125 PBAP_SUPPORTED_FEATURES_BROWSING | 1126 PBAP_SUPPORTED_FEATURES_DATABASE_IDENTIFIER | 1127 PBAP_SUPPORTED_FEATURES_FOLDER_VERSION_COUNTERS | 1128 PBAP_SUPPORTED_FEATURES_VCARD_SELECTING | 1129 PBAP_SUPPORTED_FEATURES_ENHANCED_MISSED_CALLS | 1130 PBAP_SUPPORTED_FEATURES_DEFAULT_CONTACT_IMAGE_FORMAT | 1131 PBAP_SUPPORTED_FEATURES_X_BT_UCI_VCARD_PROPERTY | 1132 PBAP_SUPPORTED_FEATURES_X_BT_UID_VCARD_PROPERTY | 1133 PBAP_SUPPORTED_FEATURES_CONTACT_REFERENCING; 1134 pbap_client->state = PBAP_INIT; 1135 pbap_client->cid = 1; 1136 } 1137 1138 void pbap_client_init(void){ 1139 pbap_client_reset_state(); 1140 } 1141 1142 void pbap_client_deinit(void){ 1143 pbap_client_reset_state(); 1144 memset(pbap_client, 0, sizeof(pbap_client_t)); 1145 } 1146 1147 uint8_t pbap_connect(btstack_packet_handler_t handler, bd_addr_t addr, uint16_t * out_cid){ 1148 if (pbap_client->state != PBAP_INIT){ 1149 return BTSTACK_MEMORY_ALLOC_FAILED; 1150 } 1151 1152 pbap_client->state = PBAP_W4_GOEP_CONNECTION; 1153 pbap_client->client_handler = handler; 1154 pbap_client->vcard_selector = 0; 1155 pbap_client->vcard_selector_operator = PBAP_VCARD_SELECTOR_OPERATOR_OR; 1156 1157 uint8_t err = goep_client_create_connection(&pbap_packet_handler, addr, BLUETOOTH_SERVICE_CLASS_PHONEBOOK_ACCESS_PSE, &pbap_client->goep_cid); 1158 *out_cid = pbap_client->cid; 1159 if (err) return err; 1160 return ERROR_CODE_SUCCESS; 1161 } 1162 1163 uint8_t pbap_disconnect(uint16_t pbap_cid){ 1164 UNUSED(pbap_cid); 1165 if (pbap_client->state != PBAP_CONNECTED){ 1166 return BTSTACK_BUSY; 1167 } 1168 pbap_client->state = PBAP_W2_SEND_DISCONNECT_REQUEST; 1169 goep_client_request_can_send_now(pbap_client->goep_cid); 1170 return ERROR_CODE_SUCCESS; 1171 } 1172 1173 uint8_t pbap_get_phonebook_size(uint16_t pbap_cid, const char * path){ 1174 UNUSED(pbap_cid); 1175 if (pbap_client->state != PBAP_CONNECTED){ 1176 return BTSTACK_BUSY; 1177 } 1178 pbap_client->state = PBAP_W2_GET_PHONEBOOK_SIZE; 1179 pbap_client->phonebook_path = path; 1180 pbap_client->request_number = 0; 1181 goep_client_request_can_send_now(pbap_client->goep_cid); 1182 return ERROR_CODE_SUCCESS; 1183 } 1184 1185 uint8_t pbap_pull_phonebook(uint16_t pbap_cid, const char * path){ 1186 UNUSED(pbap_cid); 1187 if (pbap_client->state != PBAP_CONNECTED){ 1188 return BTSTACK_BUSY; 1189 } 1190 pbap_client->state = PBAP_W2_PULL_PHONEBOOK; 1191 pbap_client->phonebook_path = path; 1192 pbap_client->request_number = 0; 1193 goep_client_request_can_send_now(pbap_client->goep_cid); 1194 return ERROR_CODE_SUCCESS; 1195 } 1196 1197 uint8_t pbap_set_phonebook(uint16_t pbap_cid, const char * path){ 1198 UNUSED(pbap_cid); 1199 if (pbap_client->state != PBAP_CONNECTED){ 1200 return BTSTACK_BUSY; 1201 } 1202 pbap_client->state = PBAP_W2_SET_PATH_ROOT; 1203 pbap_client->current_folder = path; 1204 pbap_client->set_path_offset = 0; 1205 goep_client_request_can_send_now(pbap_client->goep_cid); 1206 return ERROR_CODE_SUCCESS; 1207 } 1208 1209 uint8_t pbap_authentication_password(uint16_t pbap_cid, const char * password){ 1210 UNUSED(pbap_cid); 1211 if (pbap_client->state != PBAP_W4_USER_AUTHENTICATION){ 1212 return BTSTACK_BUSY; 1213 } 1214 pbap_client->state = PBAP_W2_SEND_AUTHENTICATED_CONNECT; 1215 pbap_client->authentication_password = password; 1216 goep_client_request_can_send_now(pbap_client->goep_cid); 1217 return ERROR_CODE_SUCCESS; 1218 } 1219 1220 uint8_t pbap_pull_vcard_listing(uint16_t pbap_cid, const char * path){ 1221 UNUSED(pbap_cid); 1222 if (pbap_client->state != PBAP_CONNECTED){ 1223 return BTSTACK_BUSY; 1224 } 1225 pbap_client->state = PBAP_W2_GET_CARD_LIST; 1226 pbap_client->phonebook_path = path; 1227 pbap_client->phone_number = NULL; 1228 pbap_client->request_number = 0; 1229 pbap_client_vcard_listing_init_parser(pbap_client); 1230 goep_client_request_can_send_now(pbap_client->goep_cid); 1231 return ERROR_CODE_SUCCESS; 1232 } 1233 1234 uint8_t pbap_pull_vcard_entry(uint16_t pbap_cid, const char * path){ 1235 UNUSED(pbap_cid); 1236 if (pbap_client->state != PBAP_CONNECTED){ 1237 return BTSTACK_BUSY; 1238 } 1239 pbap_client->state = PBAP_W2_GET_CARD_ENTRY; 1240 // pbap_client->phonebook_path = NULL; 1241 // pbap_client->phone_number = NULL; 1242 pbap_client->vcard_name = path; 1243 pbap_client->request_number = 0; 1244 goep_client_request_can_send_now(pbap_client->goep_cid); 1245 return ERROR_CODE_SUCCESS; 1246 } 1247 1248 uint8_t pbap_lookup_by_number(uint16_t pbap_cid, const char * phone_number){ 1249 UNUSED(pbap_cid); 1250 if (pbap_client->state != PBAP_CONNECTED){ 1251 return BTSTACK_BUSY; 1252 } 1253 pbap_client->state = PBAP_W2_GET_CARD_LIST; 1254 pbap_client->phonebook_path = pbap_vcard_listing_name; 1255 pbap_client->phone_number = phone_number; 1256 pbap_client->request_number = 0; 1257 pbap_client_vcard_listing_init_parser(pbap_client); 1258 goep_client_request_can_send_now(pbap_client->goep_cid); 1259 return ERROR_CODE_SUCCESS; 1260 } 1261 1262 uint8_t pbap_abort(uint16_t pbap_cid){ 1263 UNUSED(pbap_cid); 1264 if (pbap_client->state < PBAP_CONNECTED){ 1265 return BTSTACK_BUSY; 1266 } 1267 log_info("abort current operation, state 0x%02x", pbap_client->state); 1268 pbap_client->abort_operation = 1; 1269 return ERROR_CODE_SUCCESS; 1270 } 1271 1272 uint8_t pbap_next_packet(uint16_t pbap_cid){ 1273 // log_info("pbap_next_packet, state %x", pbap_client->state); 1274 UNUSED(pbap_cid); 1275 if (!pbap_client->flow_control_enabled){ 1276 return ERROR_CODE_SUCCESS; 1277 } 1278 switch (pbap_client->state){ 1279 case PBAP_W2_PULL_PHONEBOOK: 1280 goep_client_request_can_send_now(pbap_client->goep_cid); 1281 break; 1282 case PBAP_W4_PHONEBOOK: 1283 pbap_client->flow_next_triggered = 1; 1284 break; 1285 default: 1286 break; 1287 } 1288 return ERROR_CODE_SUCCESS; 1289 } 1290 1291 uint8_t pbap_set_flow_control_mode(uint16_t pbap_cid, int enable){ 1292 UNUSED(pbap_cid); 1293 if (pbap_client->state != PBAP_CONNECTED){ 1294 return BTSTACK_BUSY; 1295 } 1296 pbap_client->flow_control_enabled = enable; 1297 return ERROR_CODE_SUCCESS; 1298 } 1299 1300 uint8_t pbap_set_vcard_selector(uint16_t pbap_cid, uint32_t vcard_selector){ 1301 UNUSED(pbap_cid); 1302 if (pbap_client->state != PBAP_CONNECTED){ 1303 return BTSTACK_BUSY; 1304 } 1305 pbap_client->vcard_selector = vcard_selector; 1306 return ERROR_CODE_SUCCESS; 1307 } 1308 1309 uint8_t pbap_set_vcard_selector_operator(uint16_t pbap_cid, int vcard_selector_operator){ 1310 UNUSED(pbap_cid); 1311 if (pbap_client->state != PBAP_CONNECTED){ 1312 return BTSTACK_BUSY; 1313 } 1314 pbap_client->vcard_selector_operator = vcard_selector_operator; 1315 return ERROR_CODE_SUCCESS; 1316 } 1317 1318 uint8_t pbap_set_property_selector(uint16_t pbap_cid, uint32_t property_selector){ 1319 UNUSED(pbap_cid); 1320 if (pbap_client->state != PBAP_CONNECTED){ 1321 return BTSTACK_BUSY; 1322 } 1323 pbap_client->property_selector = property_selector; 1324 return ERROR_CODE_SUCCESS; 1325 } 1326