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_iterator.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 struct pbap_client { 110 pbap_state_t state; 111 uint16_t cid; 112 bd_addr_t bd_addr; 113 hci_con_handle_t con_handle; 114 uint8_t incoming; 115 uint16_t goep_cid; 116 btstack_packet_handler_t client_handler; 117 int request_number; 118 srm_state_t srm_state; 119 const char * current_folder; 120 const char * phone_number; 121 const char * phonebook_path; 122 const char * vcard_name; 123 uint16_t set_path_offset; 124 /* vcard selector / operator */ 125 uint32_t vcard_selector; 126 uint8_t vcard_selector_operator; 127 uint8_t vcard_selector_supported; 128 /* abort */ 129 uint8_t abort_operation; 130 /* authentication */ 131 uint8_t authentication_options; 132 uint16_t authentication_nonce[16]; 133 const char * authentication_password; 134 /* xml parser */ 135 yxml_t xml_parser; 136 uint8_t xml_buffer[50]; 137 /* vcard listing parser */ 138 bool parser_card_found; 139 bool parser_name_found; 140 bool parser_handle_found; 141 char parser_name[PBAP_MAX_NAME_LEN]; 142 char parser_handle[PBAP_MAX_HANDLE_LEN]; 143 /* flow control mode */ 144 uint8_t flow_control_enabled; 145 uint8_t flow_next_triggered; 146 } pbap_client_t; 147 148 typedef struct { 149 uint8_t srm_value; 150 uint8_t srmp_value; 151 } obex_srm_t; 152 153 static uint32_t pbap_client_supported_features; 154 155 static pbap_client_t pbap_client_singleton; 156 static pbap_client_t * pbap_client = &pbap_client_singleton; 157 158 static void pbap_client_emit_connected_event(pbap_client_t * context, uint8_t status){ 159 uint8_t event[15]; 160 int pos = 0; 161 event[pos++] = HCI_EVENT_PBAP_META; 162 pos++; // skip len 163 event[pos++] = PBAP_SUBEVENT_CONNECTION_OPENED; 164 little_endian_store_16(event,pos,context->cid); 165 pos+=2; 166 event[pos++] = status; 167 (void)memcpy(&event[pos], context->bd_addr, 6); 168 pos += 6; 169 little_endian_store_16(event,pos,context->con_handle); 170 pos += 2; 171 event[pos++] = context->incoming; 172 event[1] = pos - 2; 173 if (pos != sizeof(event)) log_error("goep_client_emit_connected_event size %u", pos); 174 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 175 } 176 177 static void pbap_client_emit_connection_closed_event(pbap_client_t * context){ 178 uint8_t event[5]; 179 int pos = 0; 180 event[pos++] = HCI_EVENT_PBAP_META; 181 pos++; // skip len 182 event[pos++] = PBAP_SUBEVENT_CONNECTION_CLOSED; 183 little_endian_store_16(event,pos,context->cid); 184 pos+=2; 185 event[1] = pos - 2; 186 if (pos != sizeof(event)) log_error("pbap_client_emit_connection_closed_event size %u", pos); 187 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 188 } 189 190 static void pbap_client_emit_operation_complete_event(pbap_client_t * context, uint8_t status){ 191 uint8_t event[6]; 192 int pos = 0; 193 event[pos++] = HCI_EVENT_PBAP_META; 194 pos++; // skip len 195 event[pos++] = PBAP_SUBEVENT_OPERATION_COMPLETED; 196 little_endian_store_16(event,pos,context->cid); 197 pos+=2; 198 event[pos++]= status; 199 event[1] = pos - 2; 200 if (pos != sizeof(event)) log_error("pbap_client_emit_can_send_now_event size %u", pos); 201 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 202 } 203 204 static void pbap_client_emit_phonebook_size_event(pbap_client_t * context, uint8_t status, uint16_t phonebook_size){ 205 uint8_t event[8]; 206 int pos = 0; 207 event[pos++] = HCI_EVENT_PBAP_META; 208 pos++; // skip len 209 event[pos++] = PBAP_SUBEVENT_PHONEBOOK_SIZE; 210 little_endian_store_16(event,pos,context->cid); 211 pos+=2; 212 event[pos++] = status; 213 little_endian_store_16(event,pos, phonebook_size); 214 pos+=2; 215 event[1] = pos - 2; 216 if (pos != sizeof(event)) log_error("pbap_client_emit_phonebook_size_event size %u", pos); 217 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 218 } 219 220 static void pbap_client_emit_authentication_event(pbap_client_t * context, uint8_t options){ 221 // split options 222 uint8_t user_id_required = (options & 1) ? 1 : 0; 223 uint8_t full_access = (options & 2) ? 1 : 0; 224 225 uint8_t event[7]; 226 int pos = 0; 227 event[pos++] = HCI_EVENT_PBAP_META; 228 pos++; // skip len 229 event[pos++] = PBAP_SUBEVENT_AUTHENTICATION_REQUEST; 230 little_endian_store_16(event,pos,context->cid); 231 pos+=2; 232 event[pos++] = user_id_required; 233 event[pos++] = full_access; 234 if (pos != sizeof(event)) log_error("pbap_client_emit_authentication_event size %u", pos); 235 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 236 } 237 238 static void pbap_client_emit_card_result_event(pbap_client_t * context, const char * name, const char * handle){ 239 uint8_t event[5 + PBAP_MAX_NAME_LEN + PBAP_MAX_HANDLE_LEN]; 240 int pos = 0; 241 event[pos++] = HCI_EVENT_PBAP_META; 242 pos++; // skip len 243 event[pos++] = PBAP_SUBEVENT_CARD_RESULT; 244 little_endian_store_16(event,pos,context->cid); 245 pos+=2; 246 int name_len = btstack_min(PBAP_MAX_NAME_LEN, strlen(name)); 247 event[pos++] = name_len; 248 (void)memcpy(&event[pos], name, name_len); 249 pos += name_len; 250 int handle_len = btstack_min(PBAP_MAX_HANDLE_LEN, strlen(handle)); 251 event[pos++] = handle_len; 252 (void)memcpy(&event[pos], handle, handle_len); 253 pos += handle_len; 254 event[1] = pos - 2; 255 context->client_handler(HCI_EVENT_PACKET, context->cid, &event[0], pos); 256 } 257 258 static const uint8_t collon = (uint8_t) ':'; 259 260 static void pbap_client_vcard_listing_init_parser(pbap_client_t * client){ 261 yxml_init(&client->xml_parser, client->xml_buffer, sizeof(client->xml_buffer)); 262 client->parser_card_found = false; 263 client->parser_name_found = false; 264 client->parser_handle_found = false; 265 } 266 267 static void pbap_handle_can_send_now(void){ 268 uint16_t path_element_start; 269 uint16_t path_element_len; 270 const char * path_element; 271 uint8_t application_parameters[PBAP_MAX_PHONE_NUMBER_LEN + 10]; 272 uint8_t challenge_response[36]; 273 int i; 274 uint16_t phone_number_len; 275 276 MD5_CTX md5_ctx; 277 278 if (pbap_client->abort_operation){ 279 pbap_client->abort_operation = 0; 280 pbap_client->state = PBAP_CONNECTED; 281 goep_client_request_create_abort(pbap_client->goep_cid); 282 goep_client_execute(pbap_client->goep_cid); 283 return; 284 } 285 286 switch (pbap_client->state){ 287 case PBAP_W2_SEND_CONNECT_REQUEST: 288 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 289 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 290 // Mandatory if the PSE advertises a PbapSupportedFeatures attribute in its SDP record, else excluded. 291 if (goep_client_get_pbap_supported_features(pbap_client->goep_cid) != PBAP_FEATURES_NOT_PRESENT){ 292 application_parameters[0] = PBAP_APPLICATION_PARAMETER_PBAP_SUPPORTED_FEATURES; 293 application_parameters[1] = 4; 294 big_endian_store_32(application_parameters, 2, pbap_client_supported_features); 295 goep_client_header_add_application_parameters(pbap_client->goep_cid, &application_parameters[0], 6); 296 } 297 pbap_client->state = PBAP_W4_CONNECT_RESPONSE; 298 goep_client_execute(pbap_client->goep_cid); 299 break; 300 case PBAP_W2_SEND_AUTHENTICATED_CONNECT: 301 goep_client_request_create_connect(pbap_client->goep_cid, OBEX_VERSION, 0, OBEX_MAX_PACKETLEN_DEFAULT); 302 goep_client_header_add_target(pbap_client->goep_cid, pbap_uuid, 16); 303 // setup authentication challenge response 304 i = 0; 305 challenge_response[i++] = 0; // Tag Digest 306 challenge_response[i++] = 16; // Len 307 // calculate md5 308 MD5_Init(&md5_ctx); 309 MD5_Update(&md5_ctx, pbap_client->authentication_nonce, 16); 310 MD5_Update(&md5_ctx, &collon, 1); 311 MD5_Update(&md5_ctx, pbap_client->authentication_password, strlen(pbap_client->authentication_password)); 312 MD5_Final(&challenge_response[i], &md5_ctx); 313 i += 16; 314 challenge_response[i++] = 2; // Tag Nonce 315 challenge_response[i++] = 16; // Len 316 (void)memcpy(&challenge_response[i], 317 pbap_client->authentication_nonce, 16); 318 i += 16; 319 goep_client_header_add_challenge_response(pbap_client->goep_cid, challenge_response, i); 320 pbap_client->state = PBAP_W4_CONNECT_RESPONSE; 321 goep_client_execute(pbap_client->goep_cid); 322 break; 323 case PBAP_W2_SEND_DISCONNECT_REQUEST: 324 goep_client_request_create_disconnect(pbap_client->goep_cid); 325 pbap_client->state = PBAP_W4_DISCONNECT_RESPONSE; 326 goep_client_execute(pbap_client->goep_cid); 327 return; 328 case PBAP_W2_PULL_PHONEBOOK: 329 case PBAP_W2_GET_PHONEBOOK_SIZE: 330 goep_client_request_create_get(pbap_client->goep_cid); 331 if (pbap_client->request_number == 0){ 332 if (!pbap_client->flow_control_enabled){ 333 goep_client_header_add_srm_enable(pbap_client->goep_cid); 334 pbap_client->srm_state = SRM_W4_CONFIRM; 335 } 336 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 337 goep_client_header_add_type(pbap_client->goep_cid, pbap_phonebook_type); 338 i = 0; 339 if (pbap_client->vcard_selector_supported){ 340 // vCard Selector 341 if (pbap_client->vcard_selector){ 342 application_parameters[i++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR; 343 application_parameters[i++] = 8; 344 memset(&application_parameters[i], 0, 4); 345 i += 4; 346 big_endian_store_32(application_parameters, i, pbap_client->vcard_selector); 347 i += 4; 348 } 349 // vCard Selector Operator 350 if (pbap_client->vcard_selector_operator != PBAP_VCARD_SELECTOR_OPERATOR_OR){ 351 application_parameters[i++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR_OPERATOR; 352 application_parameters[i++] = 1; 353 application_parameters[i++] = pbap_client->vcard_selector_operator; 354 } 355 } 356 if (pbap_client->state == PBAP_W2_GET_PHONEBOOK_SIZE){ 357 // Regular TLV wih 1-byte len 358 application_parameters[i++] = PBAP_APPLICATION_PARAMETER_MAX_LIST_COUNT; 359 application_parameters[i++] = 2; 360 big_endian_store_16(application_parameters, 2, 0); 361 i += 2; 362 } 363 if (i){ 364 goep_client_header_add_application_parameters(pbap_client->goep_cid, application_parameters, i); 365 } 366 } 367 if (pbap_client->state == PBAP_W2_GET_PHONEBOOK_SIZE){ 368 // state 369 pbap_client->state = PBAP_W4_GET_PHONEBOOK_SIZE_COMPLETE; 370 } else { 371 // state 372 pbap_client->state = PBAP_W4_PHONEBOOK; 373 } 374 // send packet 375 pbap_client->request_number++; 376 goep_client_execute(pbap_client->goep_cid); 377 break; 378 case PBAP_W2_GET_CARD_LIST: 379 goep_client_request_create_get(pbap_client->goep_cid); 380 if (pbap_client->request_number == 0){ 381 if (!pbap_client->flow_control_enabled){ 382 goep_client_header_add_srm_enable(pbap_client->goep_cid); 383 pbap_client->srm_state = SRM_W4_CONFIRM; 384 } 385 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->phonebook_path); 386 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_listing_type); 387 i = 0; 388 if (pbap_client->vcard_selector_supported){ 389 // vCard Selector 390 if (pbap_client->vcard_selector){ 391 application_parameters[i++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR; 392 application_parameters[i++] = 8; 393 memset(&application_parameters[i], 0, 4); 394 i += 4; 395 big_endian_store_32(application_parameters, i, pbap_client->vcard_selector); 396 i += 4; 397 } 398 // vCard Selector Operator 399 if (pbap_client->vcard_selector_operator != PBAP_VCARD_SELECTOR_OPERATOR_OR){ 400 application_parameters[i++] = PBAP_APPLICATION_PARAMETER_VCARD_SELECTOR_OPERATOR; 401 application_parameters[i++] = 1; 402 application_parameters[i++] = pbap_client->vcard_selector_operator; 403 } 404 } 405 if (pbap_client->phone_number){ 406 // Search by phone number 407 phone_number_len = btstack_min(PBAP_MAX_PHONE_NUMBER_LEN, strlen(pbap_client->phone_number)); 408 application_parameters[i++] = PBAP_APPLICATION_PARAMETER_SEARCH_VALUE; 409 application_parameters[i++] = phone_number_len; 410 (void)memcpy(&application_parameters[i], 411 pbap_client->phone_number, phone_number_len); 412 i += phone_number_len; 413 application_parameters[i++] = PBAP_APPLICATION_PARAMETER_SEARCH_PROPERTY; 414 application_parameters[i++] = 1; 415 application_parameters[i++] = 0x01; // Number 416 } 417 if (i){ 418 goep_client_header_add_application_parameters(pbap_client->goep_cid, &application_parameters[0], i); 419 } 420 } 421 422 // send packet 423 pbap_client->state = PBAP_W4_GET_CARD_LIST_COMPLETE; 424 pbap_client->request_number++; 425 goep_client_execute(pbap_client->goep_cid); 426 break; 427 case PBAP_W2_GET_CARD_ENTRY: 428 goep_client_request_create_get(pbap_client->goep_cid); 429 if (pbap_client->request_number == 0){ 430 if (!pbap_client->flow_control_enabled){ 431 goep_client_header_add_srm_enable(pbap_client->goep_cid); 432 pbap_client->srm_state = SRM_W4_CONFIRM; 433 } 434 goep_client_header_add_name(pbap_client->goep_cid, pbap_client->vcard_name); 435 goep_client_header_add_type(pbap_client->goep_cid, pbap_vcard_entry_type); 436 // TODO: support property selector 437 // TODO: support format 438 i = 0; 439 uint32_t property_selector_lower = 0; 440 uint32_t property_selector_higher = 0; 441 if (strncmp(pbap_client->vcard_name, "X-BT-UID:", 9) == 0) { 442 property_selector_lower = 1U << 31; 443 } 444 if (strncmp(pbap_client->vcard_name, "X-BT-UCI:", 9) == 0) { 445 property_selector_lower = 1U << 30; 446 } 447 if (property_selector_lower != 0){ 448 application_parameters[i++] = PBAP_APPLICATION_PARAMETER_PROPERTY_SELECTOR; 449 application_parameters[i++] = 8; 450 big_endian_store_32(application_parameters, i, property_selector_higher); 451 i += 4; 452 big_endian_store_32(application_parameters, i, property_selector_lower); 453 i += 4; 454 } 455 if (i > 0){ 456 goep_client_header_add_application_parameters(pbap_client->goep_cid, &application_parameters[0], i); 457 } 458 pbap_client->state = PBAP_W4_GET_CARD_ENTRY_COMPLETE; 459 } 460 // send packet 461 pbap_client->request_number++; 462 goep_client_execute(pbap_client->goep_cid); 463 break; 464 case PBAP_W2_SET_PATH_ROOT: 465 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 466 goep_client_header_add_name(pbap_client->goep_cid, ""); 467 // state 468 pbap_client->state = PBAP_W4_SET_PATH_ROOT_COMPLETE; 469 // send packet 470 goep_client_execute(pbap_client->goep_cid); 471 break; 472 case PBAP_W2_SET_PATH_ELEMENT: 473 // find '/' or '\0' 474 path_element_start = pbap_client->set_path_offset; 475 while ((pbap_client->current_folder[pbap_client->set_path_offset] != '\0') && 476 (pbap_client->current_folder[pbap_client->set_path_offset] != '/')){ 477 pbap_client->set_path_offset++; 478 } 479 path_element_len = pbap_client->set_path_offset-path_element_start; 480 path_element = (const char *) &pbap_client->current_folder[path_element_start]; 481 482 // skip / 483 if (pbap_client->current_folder[pbap_client->set_path_offset] == '/'){ 484 pbap_client->set_path_offset++; 485 } 486 487 goep_client_request_create_set_path(pbap_client->goep_cid, 1 << 1); // Don’t create directory 488 goep_client_header_add_name_prefix(pbap_client->goep_cid, path_element, path_element_len); // next element 489 // state 490 pbap_client->state = PBAP_W4_SET_PATH_ELEMENT_COMPLETE; 491 // send packet 492 goep_client_execute(pbap_client->goep_cid); 493 break; 494 default: 495 break; 496 } 497 } 498 499 static void pbap_parse_authentication_challenge(pbap_client_t * context, const uint8_t * challenge_data, uint16_t challenge_len){ 500 int i; 501 502 for (i=0 ; i<challenge_len ; ){ 503 int tag = challenge_data[i]; 504 int len = challenge_data[i + 1]; 505 i += 2; 506 switch (tag) { 507 case 0: 508 if (len != 0x10) { 509 log_error("Invalid OBEX digest len %u", len); 510 return; 511 } 512 (void)memcpy(context->authentication_nonce, &challenge_data[i], 16); 513 break; 514 case 1: 515 context->authentication_options = challenge_data[i]; 516 break; 517 case 2: 518 // TODO: handle charset 519 // charset_code = challenge_data[i]; 520 break; 521 default: 522 break; 523 } 524 i += len; 525 } 526 } 527 528 static void obex_srm_handle_srm_header(obex_srm_t * obex_srm, uint8_t hi, uint16_t data_len, const uint8_t * data){ 529 switch (hi){ 530 case OBEX_HEADER_SINGLE_RESPONSE_MODE: 531 if (data_len != 1) break; 532 obex_srm->srm_value = *data; 533 break; 534 case OBEX_HEADER_SINGLE_RESPONSE_MODE_PARAMETER: 535 if (data_len != 1) break; 536 obex_srm->srmp_value = *data; 537 break; 538 default: 539 btstack_unreachable(); 540 break; 541 } 542 } 543 544 static void obex_srm_init(obex_srm_t * obex_srm){ 545 obex_srm->srm_value = OBEX_SRM_DISABLE; 546 obex_srm->srmp_value = OBEX_SRMP_NEXT; 547 } 548 549 550 static void pbap_handle_srm_headers(pbap_client_t * context, const obex_srm_t * obex_srm){ 551 // Update SRM state based on SRM headers 552 switch (context->srm_state){ 553 case SRM_W4_CONFIRM: 554 switch (obex_srm->srm_value){ 555 case OBEX_SRM_ENABLE: 556 switch (obex_srm->srmp_value){ 557 case OBEX_SRMP_WAIT: 558 context->srm_state = SRM_ENABLED_BUT_WAITING; 559 break; 560 default: 561 context->srm_state = SRM_ENABLED; 562 break; 563 } 564 break; 565 default: 566 context->srm_state = SRM_DISABLED; 567 break; 568 } 569 break; 570 case SRM_ENABLED_BUT_WAITING: 571 switch (obex_srm->srmp_value){ 572 case OBEX_SRMP_WAIT: 573 context->srm_state = SRM_ENABLED_BUT_WAITING; 574 break; 575 default: 576 context->srm_state = SRM_ENABLED; 577 break; 578 } 579 break; 580 default: 581 break; 582 } 583 log_info("SRM state %u", context->srm_state); 584 } 585 586 static void pbap_client_process_vcard_listing(uint8_t *packet, uint16_t size, obex_srm_t * obex_srm) { 587 obex_iterator_t it; 588 for (obex_iterator_init_with_response_packet(&it, goep_client_get_request_opcode(pbap_client->goep_cid), packet, size); obex_iterator_has_more(&it) ; obex_iterator_next(&it)){ 589 590 uint8_t hi = obex_iterator_get_hi(&it); 591 uint16_t data_len = obex_iterator_get_data_len(&it); 592 const uint8_t * data = obex_iterator_get_data(&it); 593 uint16_t char_len; 594 595 switch (hi){ 596 case OBEX_HEADER_SINGLE_RESPONSE_MODE: 597 case OBEX_HEADER_SINGLE_RESPONSE_MODE_PARAMETER: 598 obex_srm_handle_srm_header(obex_srm, hi, data_len, data); 599 break; 600 case OBEX_HEADER_BODY: 601 case OBEX_HEADER_END_OF_BODY: 602 // now try parsing it 603 while (data_len--) { 604 yxml_ret_t r = yxml_parse(&pbap_client->xml_parser, *data++); 605 switch (r) { 606 case YXML_ELEMSTART: 607 pbap_client->parser_card_found = strcmp("card", pbap_client->xml_parser.elem) == 0; 608 break; 609 case YXML_ELEMEND: 610 if (pbap_client->parser_card_found) { 611 pbap_client_emit_card_result_event(pbap_client, pbap_client->parser_name, 612 pbap_client->parser_handle); 613 } 614 pbap_client->parser_card_found = false; 615 break; 616 case YXML_ATTRSTART: 617 if (!pbap_client->parser_card_found) break; 618 if (strcmp("name", pbap_client->xml_parser.attr) == 0) { 619 pbap_client->parser_name_found = true; 620 pbap_client->parser_name[0] = 0; 621 break; 622 } 623 if (strcmp("handle", pbap_client->xml_parser.attr) == 0) { 624 pbap_client->parser_handle_found = true; 625 pbap_client->parser_handle[0] = 0; 626 break; 627 } 628 break; 629 case YXML_ATTRVAL: 630 if (pbap_client->parser_name_found) { 631 // "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." 632 char_len = strlen(pbap_client->xml_parser.data); 633 if ((strlen(pbap_client->parser_name) + char_len + 1) >= 634 sizeof(pbap_client->parser_name)) 635 break; 636 strcat(pbap_client->parser_name, pbap_client->xml_parser.data); 637 break; 638 } 639 if (pbap_client->parser_handle_found) { 640 // "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." 641 char_len = strlen(pbap_client->xml_parser.data); 642 if ((strlen(pbap_client->parser_handle) + char_len + 1) >= 643 sizeof(pbap_client->parser_handle)) 644 break; 645 strcat(pbap_client->parser_handle, pbap_client->xml_parser.data); 646 break; 647 } 648 break; 649 case YXML_ATTREND: 650 pbap_client->parser_name_found = false; 651 pbap_client->parser_handle_found = false; 652 break; 653 default: 654 break; 655 } 656 } 657 break; 658 default: 659 break; 660 } 661 } 662 } 663 static void pbap_packet_handler_hci(uint8_t *packet, uint16_t size){ 664 UNUSED(size); 665 uint8_t status; 666 switch (hci_event_packet_get_type(packet)) { 667 case HCI_EVENT_GOEP_META: 668 switch (hci_event_goep_meta_get_subevent_code(packet)){ 669 case GOEP_SUBEVENT_CONNECTION_OPENED: 670 status = goep_subevent_connection_opened_get_status(packet); 671 pbap_client->con_handle = goep_subevent_connection_opened_get_con_handle(packet); 672 pbap_client->incoming = goep_subevent_connection_opened_get_incoming(packet); 673 goep_subevent_connection_opened_get_bd_addr(packet, pbap_client->bd_addr); 674 if (status){ 675 log_info("pbap: connection failed %u", status); 676 pbap_client->state = PBAP_INIT; 677 pbap_client_emit_connected_event(pbap_client, status); 678 } else { 679 log_info("pbap: connection established"); 680 pbap_client->goep_cid = goep_subevent_connection_opened_get_goep_cid(packet); 681 pbap_client->state = PBAP_W2_SEND_CONNECT_REQUEST; 682 goep_client_request_can_send_now(pbap_client->goep_cid); 683 } 684 break; 685 case GOEP_SUBEVENT_CONNECTION_CLOSED: 686 if (pbap_client->state != PBAP_CONNECTED){ 687 pbap_client_emit_operation_complete_event(pbap_client, OBEX_DISCONNECTED); 688 } 689 pbap_client->state = PBAP_INIT; 690 pbap_client_emit_connection_closed_event(pbap_client); 691 break; 692 case GOEP_SUBEVENT_CAN_SEND_NOW: 693 pbap_handle_can_send_now(); 694 break; 695 default: 696 break; 697 } 698 break; 699 default: 700 break; 701 } 702 } 703 704 static void pbap_packet_handler_goep(uint8_t *packet, uint16_t size){ 705 obex_iterator_t it; 706 int wait_for_user = 0; 707 708 // get SRM and SRMP Headers 709 obex_srm_t obex_srm; 710 obex_srm_init(&obex_srm); 711 712 // TODO: handle chunked data 713 switch (pbap_client->state){ 714 case PBAP_W4_CONNECT_RESPONSE: 715 switch (packet[0]){ 716 case OBEX_RESP_SUCCESS: 717 for (obex_iterator_init_with_response_packet(&it, goep_client_get_request_opcode(pbap_client->goep_cid), packet, size); obex_iterator_has_more(&it) ; obex_iterator_next(&it)){ 718 uint8_t hi = obex_iterator_get_hi(&it); 719 if (hi == OBEX_HEADER_CONNECTION_ID){ 720 goep_client_set_connection_id(pbap_client->goep_cid, obex_iterator_get_data_32(&it)); 721 } 722 } 723 pbap_client->state = PBAP_CONNECTED; 724 pbap_client->vcard_selector_supported = pbap_client_supported_features & goep_client_get_pbap_supported_features(pbap_client->goep_cid) & PBAP_SUPPORTED_FEATURES_VCARD_SELECTING; 725 pbap_client_emit_connected_event(pbap_client, ERROR_CODE_SUCCESS); 726 break; 727 case OBEX_RESP_UNAUTHORIZED: 728 for (obex_iterator_init_with_response_packet(&it, goep_client_get_request_opcode(pbap_client->goep_cid), packet, size); obex_iterator_has_more(&it) ; obex_iterator_next(&it)){ 729 uint8_t hi = obex_iterator_get_hi(&it); 730 if (hi == OBEX_HEADER_AUTHENTICATION_CHALLENGE){ 731 pbap_parse_authentication_challenge(pbap_client, obex_iterator_get_data(&it), obex_iterator_get_data_len(&it)); 732 } 733 } 734 pbap_client->state = PBAP_W4_USER_AUTHENTICATION; 735 pbap_client_emit_authentication_event(pbap_client, pbap_client->authentication_options); 736 break; 737 default: 738 log_info("pbap: obex connect failed, result 0x%02x", packet[0]); 739 pbap_client->state = PBAP_INIT; 740 pbap_client_emit_connected_event(pbap_client, OBEX_CONNECT_FAILED); 741 break; 742 } 743 break; 744 case PBAP_W4_DISCONNECT_RESPONSE: 745 goep_client_disconnect(pbap_client->goep_cid); 746 break; 747 case PBAP_W4_SET_PATH_ROOT_COMPLETE: 748 case PBAP_W4_SET_PATH_ELEMENT_COMPLETE: 749 if (packet[0] == OBEX_RESP_SUCCESS){ 750 // more path? 751 if (pbap_client->current_folder[pbap_client->set_path_offset]){ 752 pbap_client->state = PBAP_W2_SET_PATH_ELEMENT; 753 goep_client_request_can_send_now(pbap_client->goep_cid); 754 } else { 755 pbap_client->current_folder = NULL; 756 pbap_client->state = PBAP_CONNECTED; 757 pbap_client_emit_operation_complete_event(pbap_client, ERROR_CODE_SUCCESS); 758 } 759 } else if (packet[0] == OBEX_RESP_NOT_FOUND){ 760 pbap_client->state = PBAP_CONNECTED; 761 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_FOUND); 762 } else { 763 pbap_client->state = PBAP_CONNECTED; 764 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 765 } 766 break; 767 case PBAP_W4_PHONEBOOK: 768 pbap_client->flow_next_triggered = 0; 769 wait_for_user = 0; 770 for (obex_iterator_init_with_response_packet(&it, goep_client_get_request_opcode(pbap_client->goep_cid), packet, size); obex_iterator_has_more(&it) ; obex_iterator_next(&it)){ 771 uint8_t hi = obex_iterator_get_hi(&it); 772 uint16_t data_len = obex_iterator_get_data_len(&it); 773 const uint8_t * data = obex_iterator_get_data(&it); 774 switch (hi){ 775 case OBEX_HEADER_SINGLE_RESPONSE_MODE: 776 case OBEX_HEADER_SINGLE_RESPONSE_MODE_PARAMETER: 777 obex_srm_handle_srm_header(&obex_srm, hi, data_len, data); 778 break; 779 case OBEX_HEADER_BODY: 780 case OBEX_HEADER_END_OF_BODY: 781 pbap_client->client_handler(PBAP_DATA_PACKET, pbap_client->cid, (uint8_t *) data, data_len); 782 wait_for_user++; 783 if (wait_for_user > 1){ 784 log_error("wait_for_user %u", wait_for_user); 785 } 786 break; 787 default: 788 break; 789 } 790 } 791 switch(packet[0]){ 792 case OBEX_RESP_CONTINUE: 793 pbap_handle_srm_headers(pbap_client, &obex_srm); 794 if (pbap_client->srm_state == SRM_ENABLED) break; 795 pbap_client->state = PBAP_W2_PULL_PHONEBOOK; 796 if (!pbap_client->flow_control_enabled || !wait_for_user || pbap_client->flow_next_triggered) { 797 goep_client_request_can_send_now(pbap_client->goep_cid); 798 } 799 break; 800 case OBEX_RESP_SUCCESS: 801 pbap_client->state = PBAP_CONNECTED; 802 pbap_client_emit_operation_complete_event(pbap_client, 0); 803 break; 804 default: 805 log_info("unexpected response 0x%02x", packet[0]); 806 pbap_client->state = PBAP_CONNECTED; 807 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 808 break; 809 } 810 break; 811 case PBAP_W4_GET_PHONEBOOK_SIZE_COMPLETE: 812 pbap_client->state = PBAP_CONNECTED; 813 if (packet[0] == OBEX_RESP_SUCCESS){ 814 int have_size = 0; 815 uint16_t phonebook_size; 816 for (obex_iterator_init_with_response_packet(&it, goep_client_get_request_opcode(pbap_client->goep_cid), packet, size); obex_iterator_has_more(&it) ; obex_iterator_next(&it)){ 817 uint8_t hi = obex_iterator_get_hi(&it); 818 if (hi == OBEX_HEADER_APPLICATION_PARAMETERS){ 819 uint16_t data_len = obex_iterator_get_data_len(&it); 820 const uint8_t * data = obex_iterator_get_data(&it); 821 // iterate over application headers (TLV with 1 bytes len) 822 unsigned int i = 0; 823 while (i<data_len){ 824 uint8_t tag = data[i++]; 825 uint8_t len = data[i++]; 826 if ((tag == PBAP_APPLICATION_PARAMETER_PHONEBOOK_SIZE) && (len == 2)){ 827 have_size = 1; 828 phonebook_size = big_endian_read_16(data, i); 829 } 830 i+=len; 831 } 832 } 833 } 834 if (have_size){ 835 pbap_client_emit_phonebook_size_event(pbap_client, 0, phonebook_size); 836 break; 837 } 838 } 839 pbap_client_emit_phonebook_size_event(pbap_client, OBEX_UNKNOWN_ERROR, 0); 840 break; 841 case PBAP_W4_GET_CARD_LIST_COMPLETE: 842 switch (packet[0]){ 843 case OBEX_RESP_CONTINUE: 844 // process data 845 pbap_client_process_vcard_listing(packet, size, &obex_srm); 846 // handle continue 847 pbap_handle_srm_headers(pbap_client, &obex_srm); 848 if (pbap_client->srm_state == SRM_ENABLED) break; 849 pbap_client->state = PBAP_W2_GET_CARD_LIST; 850 if (!pbap_client->flow_control_enabled || !wait_for_user || pbap_client->flow_next_triggered) { 851 goep_client_request_can_send_now(pbap_client->goep_cid); 852 } 853 break; 854 case OBEX_RESP_SUCCESS: 855 // process data 856 pbap_client_process_vcard_listing(packet, size, &obex_srm); 857 // done 858 pbap_client->state = PBAP_CONNECTED; 859 pbap_client_emit_operation_complete_event(pbap_client, 0); 860 break; 861 case OBEX_RESP_NOT_ACCEPTABLE: 862 pbap_client->state = PBAP_CONNECTED; 863 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_ACCEPTABLE); 864 break; 865 default: 866 log_info("unexpected response 0x%02x", packet[0]); 867 pbap_client->state = PBAP_CONNECTED; 868 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 869 break; 870 } 871 break; 872 case PBAP_W4_GET_CARD_ENTRY_COMPLETE: 873 switch (packet[0]){ 874 case OBEX_RESP_CONTINUE: 875 for (obex_iterator_init_with_response_packet(&it, goep_client_get_request_opcode(pbap_client->goep_cid), packet, size); obex_iterator_has_more(&it) ; obex_iterator_next(&it)){ 876 uint8_t hi = obex_iterator_get_hi(&it); 877 uint16_t data_len = obex_iterator_get_data_len(&it); 878 const uint8_t *data = obex_iterator_get_data(&it); 879 switch (hi) { 880 case OBEX_HEADER_SINGLE_RESPONSE_MODE: 881 case OBEX_HEADER_SINGLE_RESPONSE_MODE_PARAMETER: 882 obex_srm_handle_srm_header(&obex_srm, hi, data_len, data); 883 break; 884 default: 885 break; 886 } 887 } 888 pbap_handle_srm_headers(pbap_client, &obex_srm); 889 if (pbap_client->srm_state == SRM_ENABLED) break; 890 pbap_client->state = PBAP_W2_GET_CARD_ENTRY; 891 if (!pbap_client->flow_control_enabled || !wait_for_user || pbap_client->flow_next_triggered) { 892 goep_client_request_can_send_now(pbap_client->goep_cid); 893 } 894 break; 895 case OBEX_RESP_SUCCESS: 896 pbap_client->state = PBAP_CONNECTED; 897 pbap_client_emit_operation_complete_event(pbap_client, 0); 898 break; 899 case OBEX_RESP_NOT_ACCEPTABLE: 900 pbap_client->state = PBAP_CONNECTED; 901 pbap_client_emit_operation_complete_event(pbap_client, OBEX_NOT_ACCEPTABLE); 902 break; 903 default: 904 log_info("unexpected response 0x%02x", packet[0]); 905 pbap_client->state = PBAP_CONNECTED; 906 pbap_client_emit_operation_complete_event(pbap_client, OBEX_UNKNOWN_ERROR); 907 break; 908 } 909 break; 910 default: 911 break; 912 } 913 } 914 915 static void pbap_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){ 916 UNUSED(channel); // ok: there is no channel 917 UNUSED(size); // ok: handling own geop events 918 919 switch (packet_type){ 920 case HCI_EVENT_PACKET: 921 pbap_packet_handler_hci(packet, size); 922 break; 923 case GOEP_DATA_PACKET: 924 pbap_packet_handler_goep(packet, size); 925 break; 926 default: 927 break; 928 } 929 } 930 931 static void pbap_client_reset_state(void) { 932 pbap_client_supported_features = 933 PBAP_SUPPORTED_FEATURES_DOWNLOAD | 934 PBAP_SUPPORTED_FEATURES_BROWSING | 935 PBAP_SUPPORTED_FEATURES_DATABASE_IDENTIFIER | 936 PBAP_SUPPORTED_FEATURES_FOLDER_VERSION_COUNTERS | 937 PBAP_SUPPORTED_FEATURES_VCARD_SELECTING | 938 PBAP_SUPPORTED_FEATURES_ENHANCED_MISSED_CALLS | 939 PBAP_SUPPORTED_FEATURES_DEFAULT_CONTACT_IMAGE_FORMAT | 940 PBAP_SUPPORTED_FEATURES_X_BT_UCI_VCARD_PROPERTY | 941 PBAP_SUPPORTED_FEATURES_X_BT_UID_VCARD_PROPERTY | 942 PBAP_SUPPORTED_FEATURES_CONTACT_REFERENCING; 943 pbap_client->state = PBAP_INIT; 944 pbap_client->cid = 1; 945 } 946 947 void pbap_client_init(void){ 948 pbap_client_reset_state(); 949 } 950 951 void pbap_client_deinit(void){ 952 pbap_client_reset_state(); 953 memset(pbap_client, 0, sizeof(pbap_client_t)); 954 } 955 956 uint8_t pbap_connect(btstack_packet_handler_t handler, bd_addr_t addr, uint16_t * out_cid){ 957 if (pbap_client->state != PBAP_INIT){ 958 return BTSTACK_MEMORY_ALLOC_FAILED; 959 } 960 961 pbap_client->state = PBAP_W4_GOEP_CONNECTION; 962 pbap_client->client_handler = handler; 963 pbap_client->vcard_selector = 0; 964 pbap_client->vcard_selector_operator = PBAP_VCARD_SELECTOR_OPERATOR_OR; 965 966 uint8_t err = goep_client_create_connection(&pbap_packet_handler, addr, BLUETOOTH_SERVICE_CLASS_PHONEBOOK_ACCESS_PSE, &pbap_client->goep_cid); 967 *out_cid = pbap_client->cid; 968 if (err) return err; 969 return ERROR_CODE_SUCCESS; 970 } 971 972 uint8_t pbap_disconnect(uint16_t pbap_cid){ 973 UNUSED(pbap_cid); 974 if (pbap_client->state != PBAP_CONNECTED){ 975 return BTSTACK_BUSY; 976 } 977 pbap_client->state = PBAP_W2_SEND_DISCONNECT_REQUEST; 978 goep_client_request_can_send_now(pbap_client->goep_cid); 979 return ERROR_CODE_SUCCESS; 980 } 981 982 uint8_t pbap_get_phonebook_size(uint16_t pbap_cid, const char * path){ 983 UNUSED(pbap_cid); 984 if (pbap_client->state != PBAP_CONNECTED){ 985 return BTSTACK_BUSY; 986 } 987 pbap_client->state = PBAP_W2_GET_PHONEBOOK_SIZE; 988 pbap_client->phonebook_path = path; 989 pbap_client->request_number = 0; 990 goep_client_request_can_send_now(pbap_client->goep_cid); 991 return ERROR_CODE_SUCCESS; 992 } 993 994 uint8_t pbap_pull_phonebook(uint16_t pbap_cid, const char * path){ 995 UNUSED(pbap_cid); 996 if (pbap_client->state != PBAP_CONNECTED){ 997 return BTSTACK_BUSY; 998 } 999 pbap_client->state = PBAP_W2_PULL_PHONEBOOK; 1000 pbap_client->phonebook_path = path; 1001 pbap_client->request_number = 0; 1002 goep_client_request_can_send_now(pbap_client->goep_cid); 1003 return ERROR_CODE_SUCCESS; 1004 } 1005 1006 uint8_t pbap_set_phonebook(uint16_t pbap_cid, const char * path){ 1007 UNUSED(pbap_cid); 1008 if (pbap_client->state != PBAP_CONNECTED){ 1009 return BTSTACK_BUSY; 1010 } 1011 pbap_client->state = PBAP_W2_SET_PATH_ROOT; 1012 pbap_client->current_folder = path; 1013 pbap_client->set_path_offset = 0; 1014 goep_client_request_can_send_now(pbap_client->goep_cid); 1015 return ERROR_CODE_SUCCESS; 1016 } 1017 1018 uint8_t pbap_authentication_password(uint16_t pbap_cid, const char * password){ 1019 UNUSED(pbap_cid); 1020 if (pbap_client->state != PBAP_W4_USER_AUTHENTICATION){ 1021 return BTSTACK_BUSY; 1022 } 1023 pbap_client->state = PBAP_W2_SEND_AUTHENTICATED_CONNECT; 1024 pbap_client->authentication_password = password; 1025 goep_client_request_can_send_now(pbap_client->goep_cid); 1026 return ERROR_CODE_SUCCESS; 1027 } 1028 1029 uint8_t pbap_pull_vcard_listing(uint16_t pbap_cid, const char * path){ 1030 UNUSED(pbap_cid); 1031 if (pbap_client->state != PBAP_CONNECTED){ 1032 return BTSTACK_BUSY; 1033 } 1034 pbap_client->state = PBAP_W2_GET_CARD_LIST; 1035 pbap_client->phonebook_path = path; 1036 pbap_client->phone_number = NULL; 1037 pbap_client->request_number = 0; 1038 pbap_client_vcard_listing_init_parser(pbap_client); 1039 goep_client_request_can_send_now(pbap_client->goep_cid); 1040 return ERROR_CODE_SUCCESS; 1041 } 1042 1043 uint8_t pbap_pull_vcard_entry(uint16_t pbap_cid, const char * path){ 1044 UNUSED(pbap_cid); 1045 if (pbap_client->state != PBAP_CONNECTED){ 1046 return BTSTACK_BUSY; 1047 } 1048 pbap_client->state = PBAP_W2_GET_CARD_ENTRY; 1049 // pbap_client->phonebook_path = NULL; 1050 // pbap_client->phone_number = NULL; 1051 pbap_client->vcard_name = path; 1052 pbap_client->request_number = 0; 1053 goep_client_request_can_send_now(pbap_client->goep_cid); 1054 return ERROR_CODE_SUCCESS; 1055 } 1056 1057 uint8_t pbap_lookup_by_number(uint16_t pbap_cid, const char * phone_number){ 1058 UNUSED(pbap_cid); 1059 if (pbap_client->state != PBAP_CONNECTED){ 1060 return BTSTACK_BUSY; 1061 } 1062 pbap_client->state = PBAP_W2_GET_CARD_LIST; 1063 pbap_client->phonebook_path = pbap_vcard_listing_name; 1064 pbap_client->phone_number = phone_number; 1065 pbap_client->request_number = 0; 1066 pbap_client_vcard_listing_init_parser(pbap_client); 1067 goep_client_request_can_send_now(pbap_client->goep_cid); 1068 return ERROR_CODE_SUCCESS; 1069 } 1070 1071 uint8_t pbap_abort(uint16_t pbap_cid){ 1072 UNUSED(pbap_cid); 1073 if (pbap_client->state != PBAP_CONNECTED){ 1074 return BTSTACK_BUSY; 1075 } 1076 log_info("abort current operation, state 0x%02x", pbap_client->state); 1077 pbap_client->abort_operation = 1; 1078 return ERROR_CODE_SUCCESS; 1079 } 1080 1081 uint8_t pbap_next_packet(uint16_t pbap_cid){ 1082 // log_info("pbap_next_packet, state %x", pbap_client->state); 1083 UNUSED(pbap_cid); 1084 if (!pbap_client->flow_control_enabled){ 1085 return ERROR_CODE_SUCCESS; 1086 } 1087 switch (pbap_client->state){ 1088 case PBAP_W2_PULL_PHONEBOOK: 1089 goep_client_request_can_send_now(pbap_client->goep_cid); 1090 break; 1091 case PBAP_W4_PHONEBOOK: 1092 pbap_client->flow_next_triggered = 1; 1093 break; 1094 default: 1095 break; 1096 } 1097 return ERROR_CODE_SUCCESS; 1098 } 1099 1100 uint8_t pbap_set_flow_control_mode(uint16_t pbap_cid, int enable){ 1101 UNUSED(pbap_cid); 1102 if (pbap_client->state != PBAP_CONNECTED){ 1103 return BTSTACK_BUSY; 1104 } 1105 pbap_client->flow_control_enabled = enable; 1106 return ERROR_CODE_SUCCESS; 1107 } 1108 1109 uint8_t pbap_set_vcard_selector(uint16_t pbap_cid, uint32_t vcard_selector){ 1110 UNUSED(pbap_cid); 1111 if (pbap_client->state != PBAP_CONNECTED){ 1112 return BTSTACK_BUSY; 1113 } 1114 pbap_client->vcard_selector = vcard_selector; 1115 return ERROR_CODE_SUCCESS; 1116 } 1117 1118 uint8_t pbap_set_vcard_selector_operator(uint16_t pbap_cid, int vcard_selector_operator){ 1119 UNUSED(pbap_cid); 1120 if (pbap_client->state != PBAP_CONNECTED){ 1121 return BTSTACK_BUSY; 1122 } 1123 pbap_client->vcard_selector_operator = vcard_selector_operator; 1124 return ERROR_CODE_SUCCESS; 1125 } 1126