1 /****************************************************************************** 2 * 3 * Copyright 2014 Samsung System LSI 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19 /******************************************************************************* 20 * 21 * Filename: btif_sdp_server.cc 22 * Description: SDP server Bluetooth Interface to create and remove SDP 23 * records. 24 * To be used in combination with the RFCOMM/L2CAP(LE) sockets. 25 * 26 * 27 ******************************************************************************/ 28 29 #define LOG_TAG "bt_btif_sdp_server" 30 31 #include <pthread.h> 32 #include <stdlib.h> 33 #include <string.h> 34 35 #include <mutex> 36 37 #include <hardware/bluetooth.h> 38 #include <hardware/bt_sdp.h> 39 40 #include "bta_sdp_api.h" 41 #include "bta_sys.h" 42 #include "btif_common.h" 43 #include "btif_sock_util.h" 44 #include "btif_util.h" 45 #include "osi/include/allocator.h" 46 #include "utl.h" 47 48 // Protects the sdp_slots array from concurrent access. 49 static std::recursive_mutex sdp_lock; 50 51 /** 52 * The need for a state variable have been reduced to two states. 53 * The remaining state control is handled by program flow 54 */ 55 typedef enum { 56 SDP_RECORD_FREE = 0, 57 SDP_RECORD_ALLOCED, 58 } sdp_state_t; 59 60 typedef struct { 61 sdp_state_t state; 62 int sdp_handle; 63 bluetooth_sdp_record* record_data; 64 } sdp_slot_t; 65 66 #define MAX_SDP_SLOTS 128 67 static sdp_slot_t sdp_slots[MAX_SDP_SLOTS]; 68 69 /***************************************************************************** 70 * LOCAL Functions 71 *****************************************************************************/ 72 static int add_maps_sdp(const bluetooth_sdp_mas_record* rec); 73 static int add_mapc_sdp(const bluetooth_sdp_mns_record* rec); 74 static int add_pbaps_sdp(const bluetooth_sdp_pse_record* rec); 75 static int add_opps_sdp(const bluetooth_sdp_ops_record* rec); 76 static int add_saps_sdp(const bluetooth_sdp_sap_record* rec); 77 bt_status_t remove_sdp_record(int record_id); 78 static int free_sdp_slot(int id); 79 80 /****************************************************************************** 81 * WARNING: Functions below are not called in BTU context. 82 * Introduced to make it possible to create SDP records from JAVA with both a 83 * RFCOMM channel and a L2CAP PSM. 84 * Overall architecture: 85 * 1) JAVA calls createRecord() which returns a pseudo ID which at a later 86 * point will be linked to a specific SDP handle. 87 * 2) createRecord() requests the BTU task(thread) to call a callback in SDP 88 * which creates the actual record, and updates the ID<->SDPHandle map 89 * based on the ID beeing passed to BTA as user_data. 90 *****************************************************************************/ 91 92 static void init_sdp_slots() { 93 int i; 94 memset(sdp_slots, 0, sizeof(sdp_slot_t) * MAX_SDP_SLOTS); 95 /* if SDP_RECORD_FREE is zero - no need to set the value */ 96 if (SDP_RECORD_FREE != 0) { 97 for (i = 0; i < MAX_SDP_SLOTS; i++) { 98 sdp_slots[i].state = SDP_RECORD_FREE; 99 } 100 } 101 } 102 103 bt_status_t sdp_server_init() { 104 BTIF_TRACE_DEBUG("Sdp Server %s", __func__); 105 init_sdp_slots(); 106 return BT_STATUS_SUCCESS; 107 } 108 109 void sdp_server_cleanup() { 110 BTIF_TRACE_DEBUG("Sdp Server %s", __func__); 111 std::unique_lock<std::recursive_mutex> lock(sdp_lock); 112 int i; 113 for (i = 0; i < MAX_SDP_SLOTS; i++) { 114 /*remove_sdp_record(i); we cannot send messages to the other threads, since 115 * they might 116 * have been shut down already. Just do local cleanup. 117 */ 118 free_sdp_slot(i); 119 } 120 } 121 122 int get_sdp_records_size(bluetooth_sdp_record* in_record, int count) { 123 bluetooth_sdp_record* record = in_record; 124 int records_size = 0; 125 int i; 126 for (i = 0; i < count; i++) { 127 record = &in_record[i]; 128 records_size += sizeof(bluetooth_sdp_record); 129 records_size += record->hdr.service_name_length; 130 if (record->hdr.service_name_length > 0) { 131 records_size++; /* + '\0' termination of string */ 132 } 133 records_size += record->hdr.user1_ptr_len; 134 records_size += record->hdr.user2_ptr_len; 135 } 136 return records_size; 137 } 138 139 /* Deep copy all content of in_records into out_records. 140 * out_records must point to a chunk of memory large enough to contain all 141 * the data. Use getSdpRecordsSize() to calculate the needed size. */ 142 void copy_sdp_records(bluetooth_sdp_record* in_records, 143 bluetooth_sdp_record* out_records, int count) { 144 int i; 145 bluetooth_sdp_record* in_record; 146 bluetooth_sdp_record* out_record; 147 char* free_ptr = 148 (char*)(&out_records[count]); /* set pointer to after the last entry */ 149 150 for (i = 0; i < count; i++) { 151 in_record = &in_records[i]; 152 out_record = &out_records[i]; 153 *out_record = *in_record; 154 155 if (in_record->hdr.service_name == NULL || 156 in_record->hdr.service_name_length == 0) { 157 out_record->hdr.service_name = NULL; 158 out_record->hdr.service_name_length = 0; 159 } else { 160 out_record->hdr.service_name = free_ptr; // Update service_name pointer 161 // Copy string 162 memcpy(free_ptr, in_record->hdr.service_name, 163 in_record->hdr.service_name_length); 164 free_ptr += in_record->hdr.service_name_length; 165 *(free_ptr) = '\0'; // Set '\0' termination of string 166 free_ptr++; 167 } 168 if (in_record->hdr.user1_ptr != NULL) { 169 out_record->hdr.user1_ptr = (uint8_t*)free_ptr; // Update pointer 170 memcpy(free_ptr, in_record->hdr.user1_ptr, 171 in_record->hdr.user1_ptr_len); // Copy content 172 free_ptr += in_record->hdr.user1_ptr_len; 173 } 174 if (in_record->hdr.user2_ptr != NULL) { 175 out_record->hdr.user2_ptr = (uint8_t*)free_ptr; // Update pointer 176 memcpy(free_ptr, in_record->hdr.user2_ptr, 177 in_record->hdr.user2_ptr_len); // Copy content 178 free_ptr += in_record->hdr.user2_ptr_len; 179 } 180 } 181 return; 182 } 183 184 /* Reserve a slot in sdp_slots, copy data and set a reference to the copy. 185 * The record_data will contain both the record and any data pointed to by 186 * the record. 187 * Currently this covers: 188 * service_name string, 189 * user1_ptr and 190 * user2_ptr. */ 191 static int alloc_sdp_slot(bluetooth_sdp_record* in_record) { 192 int record_size = get_sdp_records_size(in_record, 1); 193 /* We are optimists here, and preallocate the record. 194 * This is to reduce the time we hold the sdp_lock. */ 195 bluetooth_sdp_record* record = (bluetooth_sdp_record*)osi_malloc(record_size); 196 197 copy_sdp_records(in_record, record, 1); 198 { 199 std::unique_lock<std::recursive_mutex> lock(sdp_lock); 200 for (int i = 0; i < MAX_SDP_SLOTS; i++) { 201 if (sdp_slots[i].state == SDP_RECORD_FREE) { 202 sdp_slots[i].state = SDP_RECORD_ALLOCED; 203 sdp_slots[i].record_data = record; 204 return i; 205 } 206 } 207 } 208 APPL_TRACE_ERROR("%s() failed - no more free slots!", __func__); 209 /* Rearly the optimist is too optimistic, and cleanup is needed...*/ 210 osi_free(record); 211 return -1; 212 } 213 214 static int free_sdp_slot(int id) { 215 int handle = -1; 216 bluetooth_sdp_record* record = NULL; 217 if (id < 0 || id >= MAX_SDP_SLOTS) { 218 android_errorWriteLog(0x534e4554, "37502513"); 219 APPL_TRACE_ERROR("%s() failed - id %d is invalid", __func__, id); 220 return handle; 221 } 222 223 { 224 std::unique_lock<std::recursive_mutex> lock(sdp_lock); 225 handle = sdp_slots[id].sdp_handle; 226 sdp_slots[id].sdp_handle = 0; 227 if (sdp_slots[id].state != SDP_RECORD_FREE) { 228 /* safe a copy of the pointer, and free after unlock() */ 229 record = sdp_slots[id].record_data; 230 } 231 sdp_slots[id].state = SDP_RECORD_FREE; 232 } 233 234 if (record != NULL) { 235 osi_free(record); 236 } else { 237 // Record have already been freed 238 handle = -1; 239 } 240 return handle; 241 } 242 243 /*** 244 * Use this to get a reference to a SDP slot AND change the state to 245 * SDP_RECORD_CREATE_INITIATED. 246 */ 247 static const sdp_slot_t* start_create_sdp(int id) { 248 if (id >= MAX_SDP_SLOTS) { 249 APPL_TRACE_ERROR("%s() failed - id %d is invalid", __func__, id); 250 return NULL; 251 } 252 253 std::unique_lock<std::recursive_mutex> lock(sdp_lock); 254 if (sdp_slots[id].state != SDP_RECORD_ALLOCED) { 255 /* The record have been removed before this event occurred - e.g. deinit */ 256 APPL_TRACE_ERROR( 257 "%s() failed - state for id %d is " 258 "sdp_slots[id].state = %d expected %d", 259 __func__, id, sdp_slots[id].state, SDP_RECORD_ALLOCED); 260 return NULL; 261 } 262 263 return &(sdp_slots[id]); 264 } 265 266 static void set_sdp_handle(int id, int handle) { 267 std::unique_lock<std::recursive_mutex> lock(sdp_lock); 268 sdp_slots[id].sdp_handle = handle; 269 BTIF_TRACE_DEBUG("%s() id=%d to handle=0x%08x", __func__, id, handle); 270 } 271 272 bt_status_t create_sdp_record(bluetooth_sdp_record* record, 273 int* record_handle) { 274 int handle; 275 276 handle = alloc_sdp_slot(record); 277 BTIF_TRACE_DEBUG("%s() handle = 0x%08x", __func__, handle); 278 279 if (handle < 0) return BT_STATUS_FAIL; 280 281 BTA_SdpCreateRecordByUser(INT_TO_PTR(handle)); 282 283 *record_handle = handle; 284 285 return BT_STATUS_SUCCESS; 286 } 287 288 bt_status_t remove_sdp_record(int record_id) { 289 int handle; 290 291 /* Get the Record handle, and free the slot */ 292 handle = free_sdp_slot(record_id); 293 BTIF_TRACE_DEBUG("Sdp Server %s id=%d to handle=0x%08x", __func__, record_id, 294 handle); 295 296 /* Pass the actual record handle */ 297 if (handle > 0) { 298 BTA_SdpRemoveRecordByUser(INT_TO_PTR(handle)); 299 return BT_STATUS_SUCCESS; 300 } 301 BTIF_TRACE_DEBUG("Sdp Server %s - record already removed - or never created", 302 __func__); 303 return BT_STATUS_FAIL; 304 } 305 306 /****************************************************************************** 307 * CALLBACK FUNCTIONS 308 * Called in BTA context to create/remove SDP records. 309 ******************************************************************************/ 310 311 void on_create_record_event(int id) { 312 /* 313 * 1) Fetch the record pointer, and change its state? 314 * 2) switch on the type to create the correct record 315 * 3) Update state on completion 316 * 4) What to do at fail? 317 * */ 318 BTIF_TRACE_DEBUG("Sdp Server %s", __func__); 319 const sdp_slot_t* sdp_slot = start_create_sdp(id); 320 /* In the case we are shutting down, sdp_slot is NULL */ 321 if (sdp_slot != NULL) { 322 bluetooth_sdp_record* record = sdp_slot->record_data; 323 int handle = -1; 324 switch (record->hdr.type) { 325 case SDP_TYPE_MAP_MAS: 326 handle = add_maps_sdp(&record->mas); 327 break; 328 case SDP_TYPE_MAP_MNS: 329 handle = add_mapc_sdp(&record->mns); 330 break; 331 case SDP_TYPE_PBAP_PSE: 332 handle = add_pbaps_sdp(&record->pse); 333 break; 334 case SDP_TYPE_OPP_SERVER: 335 handle = add_opps_sdp(&record->ops); 336 break; 337 case SDP_TYPE_SAP_SERVER: 338 handle = add_saps_sdp(&record->sap); 339 break; 340 case SDP_TYPE_PBAP_PCE: 341 // break; not yet supported 342 default: 343 BTIF_TRACE_DEBUG("Record type %d is not supported", record->hdr.type); 344 break; 345 } 346 if (handle != -1) { 347 set_sdp_handle(id, handle); 348 } 349 } 350 } 351 352 void on_remove_record_event(int handle) { 353 BTIF_TRACE_DEBUG("Sdp Server %s", __func__); 354 355 // User data carries the actual SDP handle, not the ID. 356 if (handle != -1 && handle != 0) { 357 bool result; 358 result = SDP_DeleteRecord(handle); 359 if (!result) { 360 BTIF_TRACE_ERROR(" Unable to remove handle 0x%08x", handle); 361 } 362 } 363 } 364 365 /**** 366 * Below the actual functions accessing BTA context data - hence only call from 367 * BTA context! 368 */ 369 370 /* Create a MAP MAS SDP record based on information stored in a 371 * bluetooth_sdp_mas_record */ 372 static int add_maps_sdp(const bluetooth_sdp_mas_record* rec) { 373 tSDP_PROTOCOL_ELEM protoList[3]; 374 uint16_t service = UUID_SERVCLASS_MESSAGE_ACCESS; 375 uint16_t browse = UUID_SERVCLASS_PUBLIC_BROWSE_GROUP; 376 bool status = true; 377 uint32_t sdp_handle = 0; 378 uint8_t temp[4]; 379 uint8_t* p_temp = temp; 380 381 APPL_TRACE_DEBUG( 382 "%s(): MASID = 0x%02x, scn 0x%02x, psm = 0x%04x\n service name %s", 383 __func__, rec->mas_instance_id, rec->hdr.rfcomm_channel_number, 384 rec->hdr.l2cap_psm, rec->hdr.service_name); 385 386 APPL_TRACE_DEBUG(" msg_types: 0x%02x, feature_bits: 0x%08x", 387 rec->supported_message_types, rec->supported_features); 388 389 sdp_handle = SDP_CreateRecord(); 390 if (sdp_handle == 0) { 391 APPL_TRACE_ERROR("%s() - Unable to register MAPS Service", __func__); 392 return sdp_handle; 393 } 394 395 /* add service class */ 396 status &= SDP_AddServiceClassIdList(sdp_handle, 1, &service); 397 memset(protoList, 0, 3 * sizeof(tSDP_PROTOCOL_ELEM)); 398 399 /* add protocol list, including RFCOMM scn */ 400 protoList[0].protocol_uuid = UUID_PROTOCOL_L2CAP; 401 protoList[0].num_params = 0; 402 protoList[1].protocol_uuid = UUID_PROTOCOL_RFCOMM; 403 protoList[1].num_params = 1; 404 protoList[1].params[0] = rec->hdr.rfcomm_channel_number; 405 protoList[2].protocol_uuid = UUID_PROTOCOL_OBEX; 406 protoList[2].num_params = 0; 407 status &= SDP_AddProtocolList(sdp_handle, 3, protoList); 408 409 /* Add a name entry */ 410 status &= SDP_AddAttribute(sdp_handle, (uint16_t)ATTR_ID_SERVICE_NAME, 411 (uint8_t)TEXT_STR_DESC_TYPE, 412 (uint32_t)(rec->hdr.service_name_length + 1), 413 (uint8_t*)rec->hdr.service_name); 414 415 /* Add in the Bluetooth Profile Descriptor List */ 416 status &= SDP_AddProfileDescriptorList(sdp_handle, UUID_SERVCLASS_MAP_PROFILE, 417 rec->hdr.profile_version); 418 419 /* Add MAS instance ID */ 420 status &= 421 SDP_AddAttribute(sdp_handle, ATTR_ID_MAS_INSTANCE_ID, UINT_DESC_TYPE, 422 (uint32_t)1, (uint8_t*)&rec->mas_instance_id); 423 424 /* Add supported message types */ 425 status &= 426 SDP_AddAttribute(sdp_handle, ATTR_ID_SUPPORTED_MSG_TYPE, UINT_DESC_TYPE, 427 (uint32_t)1, (uint8_t*)&rec->supported_message_types); 428 429 /* Add supported feature */ 430 UINT32_TO_BE_STREAM(p_temp, rec->supported_features); 431 status &= SDP_AddAttribute(sdp_handle, ATTR_ID_MAP_SUPPORTED_FEATURES, 432 UINT_DESC_TYPE, (uint32_t)4, temp); 433 434 /* Add the L2CAP PSM if present */ 435 if (rec->hdr.l2cap_psm != -1) { 436 p_temp = temp; // The macro modifies p_temp, hence rewind. 437 UINT16_TO_BE_STREAM(p_temp, rec->hdr.l2cap_psm); 438 status &= SDP_AddAttribute(sdp_handle, ATTR_ID_GOEP_L2CAP_PSM, 439 UINT_DESC_TYPE, (uint32_t)2, temp); 440 } 441 442 /* Make the service browseable */ 443 status &= 444 SDP_AddUuidSequence(sdp_handle, ATTR_ID_BROWSE_GROUP_LIST, 1, &browse); 445 446 if (!status) { 447 SDP_DeleteRecord(sdp_handle); 448 sdp_handle = 0; 449 APPL_TRACE_ERROR("%s() FAILED", __func__); 450 } else { 451 bta_sys_add_uuid(service); /* UUID_SERVCLASS_MESSAGE_ACCESS */ 452 APPL_TRACE_DEBUG("%s(): SDP Registered (handle 0x%08x)", __func__, 453 sdp_handle); 454 } 455 return sdp_handle; 456 } 457 458 /* Create a MAP MNS SDP record based on information stored in a 459 * bluetooth_sdp_mns_record */ 460 static int add_mapc_sdp(const bluetooth_sdp_mns_record* rec) { 461 tSDP_PROTOCOL_ELEM protoList[3]; 462 uint16_t service = UUID_SERVCLASS_MESSAGE_NOTIFICATION; 463 uint16_t browse = UUID_SERVCLASS_PUBLIC_BROWSE_GROUP; 464 bool status = true; 465 uint32_t sdp_handle = 0; 466 uint8_t temp[4]; 467 uint8_t* p_temp = temp; 468 469 APPL_TRACE_DEBUG("%s(): scn 0x%02x, psm = 0x%04x\n service name %s", 470 __func__, rec->hdr.rfcomm_channel_number, rec->hdr.l2cap_psm, 471 rec->hdr.service_name); 472 473 APPL_TRACE_DEBUG(" feature_bits: 0x%08x", rec->supported_features); 474 475 sdp_handle = SDP_CreateRecord(); 476 if (sdp_handle == 0) { 477 APPL_TRACE_ERROR("%s(): Unable to register MAP Notification Service", 478 __func__); 479 return sdp_handle; 480 } 481 482 /* add service class */ 483 status &= SDP_AddServiceClassIdList(sdp_handle, 1, &service); 484 memset(protoList, 0, 3 * sizeof(tSDP_PROTOCOL_ELEM)); 485 486 /* add protocol list, including RFCOMM scn */ 487 protoList[0].protocol_uuid = UUID_PROTOCOL_L2CAP; 488 protoList[0].num_params = 0; 489 protoList[1].protocol_uuid = UUID_PROTOCOL_RFCOMM; 490 protoList[1].num_params = 1; 491 protoList[1].params[0] = rec->hdr.rfcomm_channel_number; 492 protoList[2].protocol_uuid = UUID_PROTOCOL_OBEX; 493 protoList[2].num_params = 0; 494 status &= SDP_AddProtocolList(sdp_handle, 3, protoList); 495 496 /* Add a name entry */ 497 status &= SDP_AddAttribute(sdp_handle, (uint16_t)ATTR_ID_SERVICE_NAME, 498 (uint8_t)TEXT_STR_DESC_TYPE, 499 (uint32_t)(rec->hdr.service_name_length + 1), 500 (uint8_t*)rec->hdr.service_name); 501 502 /* Add in the Bluetooth Profile Descriptor List */ 503 status &= SDP_AddProfileDescriptorList(sdp_handle, UUID_SERVCLASS_MAP_PROFILE, 504 rec->hdr.profile_version); 505 506 /* Add supported feature */ 507 UINT32_TO_BE_STREAM(p_temp, rec->supported_features); 508 status &= SDP_AddAttribute(sdp_handle, ATTR_ID_MAP_SUPPORTED_FEATURES, 509 UINT_DESC_TYPE, (uint32_t)4, temp); 510 511 /* Add the L2CAP PSM if present */ 512 if (rec->hdr.l2cap_psm != -1) { 513 p_temp = temp; // The macro modifies p_temp, hence rewind. 514 UINT16_TO_BE_STREAM(p_temp, rec->hdr.l2cap_psm); 515 status &= SDP_AddAttribute(sdp_handle, ATTR_ID_GOEP_L2CAP_PSM, 516 UINT_DESC_TYPE, (uint32_t)2, temp); 517 } 518 519 /* Make the service browseable */ 520 status &= 521 SDP_AddUuidSequence(sdp_handle, ATTR_ID_BROWSE_GROUP_LIST, 1, &browse); 522 523 if (!status) { 524 SDP_DeleteRecord(sdp_handle); 525 sdp_handle = 0; 526 APPL_TRACE_ERROR("%s() FAILED", __func__); 527 } else { 528 bta_sys_add_uuid(service); /* UUID_SERVCLASS_MESSAGE_ACCESS */ 529 APPL_TRACE_DEBUG("%s(): SDP Registered (handle 0x%08x)", __func__, 530 sdp_handle); 531 } 532 return sdp_handle; 533 } 534 535 /* Create a PBAP Server SDP record based on information stored in a 536 * bluetooth_sdp_pse_record */ 537 static int add_pbaps_sdp(const bluetooth_sdp_pse_record* rec) { 538 tSDP_PROTOCOL_ELEM protoList[3]; 539 uint16_t service = UUID_SERVCLASS_PBAP_PSE; 540 uint16_t browse = UUID_SERVCLASS_PUBLIC_BROWSE_GROUP; 541 bool status = true; 542 uint32_t sdp_handle = 0; 543 uint8_t temp[4]; 544 uint8_t* p_temp = temp; 545 546 APPL_TRACE_DEBUG("%s(): scn 0x%02x, psm = 0x%04x\n service name %s", 547 __func__, rec->hdr.rfcomm_channel_number, rec->hdr.l2cap_psm, 548 rec->hdr.service_name); 549 550 APPL_TRACE_DEBUG(" supported_repositories: 0x%08x, feature_bits: 0x%08x", 551 rec->supported_repositories, rec->supported_features); 552 553 sdp_handle = SDP_CreateRecord(); 554 if (sdp_handle == 0) { 555 APPL_TRACE_ERROR("%s(): Unable to register PBAP Server Service", __func__); 556 return sdp_handle; 557 } 558 559 /* add service class */ 560 status &= SDP_AddServiceClassIdList(sdp_handle, 1, &service); 561 memset(protoList, 0, 3 * sizeof(tSDP_PROTOCOL_ELEM)); 562 563 /* add protocol list, including RFCOMM scn */ 564 protoList[0].protocol_uuid = UUID_PROTOCOL_L2CAP; 565 protoList[0].num_params = 0; 566 protoList[1].protocol_uuid = UUID_PROTOCOL_RFCOMM; 567 protoList[1].num_params = 1; 568 protoList[1].params[0] = rec->hdr.rfcomm_channel_number; 569 protoList[2].protocol_uuid = UUID_PROTOCOL_OBEX; 570 protoList[2].num_params = 0; 571 status &= SDP_AddProtocolList(sdp_handle, 3, protoList); 572 573 /* Add a name entry */ 574 status &= SDP_AddAttribute(sdp_handle, (uint16_t)ATTR_ID_SERVICE_NAME, 575 (uint8_t)TEXT_STR_DESC_TYPE, 576 (uint32_t)(rec->hdr.service_name_length + 1), 577 (uint8_t*)rec->hdr.service_name); 578 579 /* Add in the Bluetooth Profile Descriptor List */ 580 status &= SDP_AddProfileDescriptorList( 581 sdp_handle, UUID_SERVCLASS_PHONE_ACCESS, rec->hdr.profile_version); 582 583 /* Add supported repositories 1 byte */ 584 status &= SDP_AddAttribute(sdp_handle, ATTR_ID_SUPPORTED_REPOSITORIES, 585 UINT_DESC_TYPE, (uint32_t)1, 586 (uint8_t*)&rec->supported_repositories); 587 588 /* Add supported feature 4 bytes*/ 589 UINT32_TO_BE_STREAM(p_temp, rec->supported_features); 590 status &= SDP_AddAttribute(sdp_handle, ATTR_ID_PBAP_SUPPORTED_FEATURES, 591 UINT_DESC_TYPE, (uint32_t)4, temp); 592 593 /* Add the L2CAP PSM if present */ 594 if (rec->hdr.l2cap_psm != -1) { 595 p_temp = temp; // The macro modifies p_temp, hence rewind. 596 UINT16_TO_BE_STREAM(p_temp, rec->hdr.l2cap_psm); 597 status &= SDP_AddAttribute(sdp_handle, ATTR_ID_GOEP_L2CAP_PSM, 598 UINT_DESC_TYPE, (uint32_t)2, temp); 599 } 600 601 /* Make the service browseable */ 602 status &= 603 SDP_AddUuidSequence(sdp_handle, ATTR_ID_BROWSE_GROUP_LIST, 1, &browse); 604 605 if (!status) { 606 SDP_DeleteRecord(sdp_handle); 607 sdp_handle = 0; 608 APPL_TRACE_ERROR("%s() FAILED", __func__); 609 } else { 610 bta_sys_add_uuid(service); /* UUID_SERVCLASS_MESSAGE_ACCESS */ 611 APPL_TRACE_DEBUG("%s(): SDP Registered (handle 0x%08x)", __func__, 612 sdp_handle); 613 } 614 return sdp_handle; 615 } 616 617 /* Create a OPP Server SDP record based on information stored in a 618 * bluetooth_sdp_ops_record */ 619 static int add_opps_sdp(const bluetooth_sdp_ops_record* rec) { 620 tSDP_PROTOCOL_ELEM protoList[3]; 621 uint16_t service = UUID_SERVCLASS_OBEX_OBJECT_PUSH; 622 uint16_t browse = UUID_SERVCLASS_PUBLIC_BROWSE_GROUP; 623 uint8_t type_len[rec->supported_formats_list_len]; 624 uint8_t desc_type[rec->supported_formats_list_len]; 625 uint8_t* type_value[rec->supported_formats_list_len]; 626 bool status = true; 627 uint32_t sdp_handle = 0; 628 uint8_t temp[4]; 629 uint8_t* p_temp = temp; 630 tBTA_UTL_COD cod; 631 int i, j; 632 633 APPL_TRACE_DEBUG("%s(): scn 0x%02x, psm = 0x%04x\n service name %s", 634 __func__, rec->hdr.rfcomm_channel_number, rec->hdr.l2cap_psm, 635 rec->hdr.service_name); 636 637 APPL_TRACE_DEBUG(" supported formats count: %d", 638 rec->supported_formats_list_len); 639 640 sdp_handle = SDP_CreateRecord(); 641 if (sdp_handle == 0) { 642 APPL_TRACE_ERROR("%s(): Unable to register Object Push Server Service", 643 __func__); 644 return sdp_handle; 645 } 646 647 /* add service class */ 648 status &= SDP_AddServiceClassIdList(sdp_handle, 1, &service); 649 memset(protoList, 0, 3 * sizeof(tSDP_PROTOCOL_ELEM)); 650 651 /* add protocol list, including RFCOMM scn */ 652 protoList[0].protocol_uuid = UUID_PROTOCOL_L2CAP; 653 protoList[0].num_params = 0; 654 protoList[1].protocol_uuid = UUID_PROTOCOL_RFCOMM; 655 protoList[1].num_params = 1; 656 protoList[1].params[0] = rec->hdr.rfcomm_channel_number; 657 protoList[2].protocol_uuid = UUID_PROTOCOL_OBEX; 658 protoList[2].num_params = 0; 659 status &= SDP_AddProtocolList(sdp_handle, 3, protoList); 660 661 /* Add a name entry */ 662 status &= SDP_AddAttribute(sdp_handle, (uint16_t)ATTR_ID_SERVICE_NAME, 663 (uint8_t)TEXT_STR_DESC_TYPE, 664 (uint32_t)(rec->hdr.service_name_length + 1), 665 (uint8_t*)rec->hdr.service_name); 666 667 /* Add in the Bluetooth Profile Descriptor List */ 668 status &= SDP_AddProfileDescriptorList( 669 sdp_handle, UUID_SERVCLASS_OBEX_OBJECT_PUSH, rec->hdr.profile_version); 670 671 /* add sequence for supported types */ 672 for (i = 0, j = 0; i < rec->supported_formats_list_len; i++) { 673 type_value[j] = (uint8_t*)&rec->supported_formats_list[i]; 674 desc_type[j] = UINT_DESC_TYPE; 675 type_len[j++] = 1; 676 } 677 678 status &= 679 SDP_AddSequence(sdp_handle, (uint16_t)ATTR_ID_SUPPORTED_FORMATS_LIST, 680 (uint8_t)rec->supported_formats_list_len, desc_type, 681 type_len, type_value); 682 683 /* Add the L2CAP PSM if present */ 684 if (rec->hdr.l2cap_psm != -1) { 685 p_temp = temp; // The macro modifies p_temp, hence rewind. 686 UINT16_TO_BE_STREAM(p_temp, rec->hdr.l2cap_psm); 687 status &= SDP_AddAttribute(sdp_handle, ATTR_ID_GOEP_L2CAP_PSM, 688 UINT_DESC_TYPE, (uint32_t)2, temp); 689 } 690 691 /* Make the service browseable */ 692 status &= 693 SDP_AddUuidSequence(sdp_handle, ATTR_ID_BROWSE_GROUP_LIST, 1, &browse); 694 695 if (!status) { 696 SDP_DeleteRecord(sdp_handle); 697 sdp_handle = 0; 698 APPL_TRACE_ERROR("%s() FAILED", __func__); 699 } else { 700 /* set class of device */ 701 cod.service = BTM_COD_SERVICE_OBJ_TRANSFER; 702 utl_set_device_class(&cod, BTA_UTL_SET_COD_SERVICE_CLASS); 703 704 bta_sys_add_uuid(service); /* UUID_SERVCLASS_OBEX_OBJECT_PUSH */ 705 APPL_TRACE_DEBUG("%s(): SDP Registered (handle 0x%08x)", __func__, 706 sdp_handle); 707 } 708 return sdp_handle; 709 } 710 711 // Create a Sim Access Profile SDP record based on information stored in a 712 // bluetooth_sdp_sap_record. 713 static int add_saps_sdp(const bluetooth_sdp_sap_record* rec) { 714 tSDP_PROTOCOL_ELEM protoList[2]; 715 uint16_t services[2]; 716 uint16_t browse = UUID_SERVCLASS_PUBLIC_BROWSE_GROUP; 717 bool status = true; 718 uint32_t sdp_handle = 0; 719 720 APPL_TRACE_DEBUG("%s(): scn 0x%02x, service name %s", __func__, 721 rec->hdr.rfcomm_channel_number, rec->hdr.service_name); 722 723 sdp_handle = SDP_CreateRecord(); 724 if (sdp_handle == 0) { 725 APPL_TRACE_ERROR("%s(): Unable to register SAPS Service", __func__); 726 return sdp_handle; 727 } 728 729 services[0] = UUID_SERVCLASS_SAP; 730 services[1] = UUID_SERVCLASS_GENERIC_TELEPHONY; 731 732 // add service class 733 status &= SDP_AddServiceClassIdList(sdp_handle, 2, services); 734 memset(protoList, 0, 2 * sizeof(tSDP_PROTOCOL_ELEM)); 735 736 // add protocol list, including RFCOMM scn 737 protoList[0].protocol_uuid = UUID_PROTOCOL_L2CAP; 738 protoList[0].num_params = 0; 739 protoList[1].protocol_uuid = UUID_PROTOCOL_RFCOMM; 740 protoList[1].num_params = 1; 741 protoList[1].params[0] = rec->hdr.rfcomm_channel_number; 742 status &= SDP_AddProtocolList(sdp_handle, 2, protoList); 743 744 // Add a name entry 745 status &= SDP_AddAttribute(sdp_handle, (uint16_t)ATTR_ID_SERVICE_NAME, 746 (uint8_t)TEXT_STR_DESC_TYPE, 747 (uint32_t)(rec->hdr.service_name_length + 1), 748 (uint8_t*)rec->hdr.service_name); 749 750 // Add in the Bluetooth Profile Descriptor List 751 status &= SDP_AddProfileDescriptorList(sdp_handle, UUID_SERVCLASS_SAP, 752 rec->hdr.profile_version); 753 754 // Make the service browseable 755 status &= 756 SDP_AddUuidSequence(sdp_handle, ATTR_ID_BROWSE_GROUP_LIST, 1, &browse); 757 758 if (!status) { 759 SDP_DeleteRecord(sdp_handle); 760 sdp_handle = 0; 761 APPL_TRACE_ERROR("%s(): FAILED deleting record", __func__); 762 } else { 763 bta_sys_add_uuid(UUID_SERVCLASS_SAP); 764 APPL_TRACE_DEBUG("%s(): SDP Registered (handle 0x%08x)", __func__, 765 sdp_handle); 766 } 767 return sdp_handle; 768 } 769