bt-oal/oal-adapter-mgr.c

   1 /*
   2  * Open Adaptation Layer (OAL)
   3  *
   4  * Copyright (c) 2014-2015 Samsung Electronics Co., Ltd.
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  * http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *
  18  */
  19
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <dlog.h>
  23 #include <string.h>
  24 #include <vconf.h>
  25 #include <sys/wait.h>
  26
  27 #include <bluetooth.h>
  28
  29 #include "oal-event.h"
  30 #include "oal-internal.h"
  31 #include "oal-manager.h"
  32 #include "oal-hardware.h"
  33 #include "oal-common.h"
  34 #include "oal-utils.h"
  35
  36 #define CHECK_MAX(max, x) (((max) > (x)) ? (x) : (max))
  37
  38 static const bt_interface_t * blued_api;
  39
  40 static bt_address_t local_address;
  41 static char local_name[BT_DEVICE_NAME_LENGTH_MAX + 1] = {'O', 'A', 'L', 0};
  42 static char local_version[BT_VERSION_STR_LEN_MAX + 1];
  43 static bt_scan_mode_t scan_mode = BT_SCAN_MODE_NONE;
  44 static int discoverable_timeout = 0;
  45
  46 /* Forward declarations */
  47 oal_status_t convert_to_oal_status(bt_status_t status);
  48 static gboolean retry_enable_adapter(gpointer data);
  49 oal_status_t oal_mgr_init_internal(void);
  50
  51
  52 /* Callback registered with Stack */
  53 static void cb_adapter_state_change(bt_state_t status);
  54 static void cb_adapter_discovery_state_changed(bt_discovery_state_t state);
  55 static void cb_adapter_device_found(int num_properties, bt_property_t *properties);
  56 static void cb_adapter_properties (bt_status_t status,
  57                 int num_properties, bt_property_t *properties);
  58 extern void cb_device_properties(bt_status_t status, bt_bdaddr_t *bd_addr,
  59                 int num_properties, bt_property_t *properties);
  60 extern void cb_device_bond_state_changed(bt_status_t status, bt_bdaddr_t *bd_addr,
  61                                         bt_bond_state_t state);
  62 extern void cb_device_acl_state_changed(bt_status_t status, bt_bdaddr_t *remote_bd_addr,
  63                                             bt_acl_state_t state);
  64 extern void cb_device_pin_request(bt_bdaddr_t *bd_addr, bt_bdname_t *bdname, uint32_t device_class);
  65 extern void cb_device_ssp_request(bt_bdaddr_t *bd_addr, bt_bdname_t *bdname, uint32_t device_class,
  66                         bt_ssp_variant_t pairing_variant, uint32_t pass_key);
  67 extern void cb_device_authorize_request(bt_bdaddr_t *remote_bd_addr, bt_service_id_t service_d);
  68 extern void cb_device_trust_state_changed(bt_bdaddr_t *remote_bd_addr, bt_device_trust_state_t trusted);
  69 #ifdef TIZEN_BT_HAL
  70 extern void cb_socket_conn_authorize_request(bt_bdaddr_t *remote_bd_addr, bt_uuid_t *uuid);
  71 #endif
  72
  73 static bt_callbacks_t callbacks = {
  74         sizeof(callbacks),
  75         cb_adapter_state_change,
  76         cb_adapter_properties,
  77         cb_device_properties,
  78         cb_adapter_device_found,
  79         cb_adapter_discovery_state_changed,
  80         cb_device_pin_request,
  81         cb_device_ssp_request,
  82         cb_device_bond_state_changed,
  83         cb_device_acl_state_changed,
  84         NULL, /* callback_thread_event */
  85         NULL, /* dut_mode_recv_callback */
  86         NULL, /* le_test_mode_callback*/
  87         NULL, /* energy_info_callback */
  88         cb_device_authorize_request,
  89         cb_device_trust_state_changed,
  90 #ifdef TIZEN_BT_HAL
  91         cb_socket_conn_authorize_request,
  92 #endif
  93 };
  94
  95 oal_status_t adapter_mgr_init(const bt_interface_t * stack_if)
  96 {
  97         int ret;
  98         blued_api = stack_if;
  99
 100         ret = blued_api->init(&callbacks);
 101
 102         if (ret != BT_STATUS_SUCCESS) {
 103                 BT_ERR("Adapter callback registration failed: [%s]", status2string(ret));
 104                 blued_api->cleanup();
 105                 return convert_to_oal_status(ret);
 106         }
 107
 108         return OAL_STATUS_SUCCESS;
 109 }
 110
 111 const bt_interface_t* adapter_get_stack_interface(void)
 112 {
 113         return blued_api;
 114 }
 115
 116 void adapter_mgr_cleanup(void)
 117 {
 118         /* Nothing to clean yet , do not set blued_api NULL as it will be used to clean Bluedroid states */
 119         BT_DBG();
 120 }
 121
 122 oal_status_t adapter_enable(void)
 123 {
 124         int ret = BT_STATUS_SUCCESS;
 125
 126         API_TRACE();
 127         CHECK_OAL_INITIALIZED();
 128         if (OAL_STATUS_SUCCESS != hw_is_module_ready()) {
 129                 g_timeout_add(200, retry_enable_adapter, NULL);
 130                 return OAL_STATUS_PENDING;
 131         }
 132
 133         ret = blued_api->enable();
 134
 135         if (ret != BT_STATUS_SUCCESS) {
 136                 BT_ERR("Enable failed: [%s]", status2string(ret));
 137                 return convert_to_oal_status(ret);
 138         }
 139
 140         return OAL_STATUS_SUCCESS;
 141 }
 142
 143 oal_status_t adapter_disable(void)
 144 {
 145         int ret;
 146
 147         API_TRACE();
 148
 149         CHECK_OAL_INITIALIZED();
 150
 151         ret = blued_api->disable();
 152
 153         if (ret != BT_STATUS_SUCCESS) {
 154                 BT_ERR("Disable failed: [%s]", status2string(ret));
 155                 return convert_to_oal_status(ret);
 156         }
 157         return OAL_STATUS_SUCCESS;
 158 }
 159
 160 oal_status_t adapter_start_inquiry(void)
 161 {
 162         int ret;
 163
 164         API_TRACE();
 165
 166         CHECK_OAL_INITIALIZED();
 167
 168         ret = blued_api->start_discovery();
 169         if (ret != BT_STATUS_SUCCESS) {
 170                 BT_ERR("start_discovery failed: [%s]", status2string(ret));
 171                 return convert_to_oal_status(ret);
 172         }
 173
 174         return OAL_STATUS_SUCCESS;
 175 }
 176
 177 oal_status_t adapter_stop_inquiry(void)
 178 {
 179         int ret;
 180
 181         API_TRACE();
 182
 183         CHECK_OAL_INITIALIZED();
 184
 185         ret = blued_api->cancel_discovery();
 186         if (ret != BT_STATUS_SUCCESS) {
 187                 BT_ERR("cancel_discovery failed: [%s]", status2string(ret));
 188                 return convert_to_oal_status(ret);
 189         }
 190
 191         return OAL_STATUS_SUCCESS;
 192 }
 193
 194 /* Callbacks from Stack */
 195 static void cb_adapter_state_change(bt_state_t status)
 196 {
 197         BT_DBG("+");
 198         oal_event_t event;
 199
 200         event = (BT_STATE_ON == status)?OAL_EVENT_ADAPTER_ENABLED:OAL_EVENT_ADAPTER_DISABLED;
 201
 202         send_event(event, NULL, 0);
 203 }
 204
 205 static gboolean retry_enable_adapter(gpointer data)
 206 {
 207         adapter_enable();
 208         return FALSE;
 209 }
 210
 211 oal_status_t adapter_get_address(void)
 212 {
 213         int ret;
 214
 215         API_TRACE();
 216         CHECK_OAL_INITIALIZED();
 217
 218         ret = blued_api->get_adapter_property(BT_PROPERTY_BDADDR);
 219         if (ret != BT_STATUS_SUCCESS) {
 220                 BT_ERR("get_adapter_property failed: [%s]", status2string(ret));
 221                 return convert_to_oal_status(ret);
 222         }
 223
 224         return OAL_STATUS_SUCCESS;
 225 }
 226
 227 oal_status_t adapter_get_version(void)
 228 {
 229         int ret;
 230
 231         API_TRACE();
 232         CHECK_OAL_INITIALIZED();
 233
 234         ret = blued_api->get_adapter_property(BT_PROPERTY_VERSION);
 235         if (ret != BT_STATUS_SUCCESS) {
 236                 BT_ERR("get_adapter_property failed: [%s]", status2string(ret));
 237                 return convert_to_oal_status(ret);
 238         }
 239
 240         return OAL_STATUS_SUCCESS;
 241 }
 242
 243 oal_status_t adapter_get_name(void)
 244 {
 245         int ret;
 246
 247         CHECK_OAL_INITIALIZED();
 248
 249         API_TRACE();
 250
 251         ret = blued_api->get_adapter_property(BT_PROPERTY_BDNAME);
 252         if (ret != BT_STATUS_SUCCESS) {
 253                 BT_ERR("get_adapter_property failed: [%s]", status2string(ret));
 254                 return convert_to_oal_status(ret);
 255         }
 256
 257         return OAL_STATUS_SUCCESS;
 258 }
 259
 260 oal_status_t adapter_set_name(char * name)
 261 {
 262         int ret;
 263         bt_property_t prop;
 264
 265         CHECK_OAL_INITIALIZED();
 266
 267         OAL_CHECK_PARAMETER(name, return);
 268         API_TRACE("Name: %s", name);
 269
 270         prop.type = BT_PROPERTY_BDNAME;
 271         prop.len = strlen(name);
 272         prop.val = name;
 273
 274         ret = blued_api->set_adapter_property(&prop);
 275         if (ret != BT_STATUS_SUCCESS) {
 276                 BT_ERR("set_adapter_property: [%s]", status2string(ret));
 277                 ret = OAL_STATUS_INTERNAL_ERROR;
 278         } else
 279                 ret = OAL_STATUS_SUCCESS;
 280
 281         return ret;
 282 }
 283
 284 oal_status_t adapter_is_discoverable(int *p_discoverable)
 285 {
 286         OAL_CHECK_PARAMETER(p_discoverable, return);
 287
 288         *p_discoverable = (scan_mode == BT_SCAN_MODE_CONNECTABLE_DISCOVERABLE);
 289
 290         API_TRACE("%d", *p_discoverable);
 291
 292         return OAL_STATUS_SUCCESS;
 293 }
 294
 295 oal_status_t adapter_is_connectable(int *p_connectable)
 296 {
 297         OAL_CHECK_PARAMETER(p_connectable, return);
 298
 299         *p_connectable = (scan_mode == BT_SCAN_MODE_CONNECTABLE_DISCOVERABLE)
 300                 ||(scan_mode == BT_SCAN_MODE_CONNECTABLE);
 301
 302         API_TRACE("%d", *p_connectable);
 303
 304         return OAL_STATUS_SUCCESS;
 305 }
 306
 307 oal_status_t adapter_get_discoverable_timeout(int *p_timeout)
 308 {
 309         API_TRACE("%d", discoverable_timeout);
 310
 311         *p_timeout = discoverable_timeout;
 312
 313         return OAL_STATUS_SUCCESS;
 314 }
 315
 316 oal_status_t adapter_get_service_uuids(void)
 317 {
 318         int ret;
 319
 320         CHECK_OAL_INITIALIZED();
 321
 322         API_TRACE();
 323
 324         ret = blued_api->get_adapter_property(BT_PROPERTY_UUIDS);
 325         if (ret != BT_STATUS_SUCCESS) {
 326                 BT_ERR("get_adapter_property failed: [%s]", status2string(ret));
 327                 return convert_to_oal_status(ret);
 328         }
 329
 330         return OAL_STATUS_SUCCESS;
 331 }
 332
 333 oal_status_t adapter_get_bonded_devices(void)
 334 {
 335         int ret;
 336
 337         CHECK_OAL_INITIALIZED();
 338
 339         API_TRACE();
 340
 341         ret = blued_api->get_adapter_property(BT_PROPERTY_ADAPTER_BONDED_DEVICES);
 342         if (ret != BT_STATUS_SUCCESS) {
 343                 BT_ERR("get_adapter_property failed: [%s]", status2string(ret));
 344                 return convert_to_oal_status(ret);
 345         }
 346
 347         return OAL_STATUS_SUCCESS;
 348 }
 349
 350 static oal_status_t set_scan_mode(bt_scan_mode_t mode)
 351 {
 352         bt_property_t prop;
 353         int res;
 354
 355         BT_DBG("+");
 356
 357         CHECK_OAL_INITIALIZED();
 358
 359         prop.type = BT_PROPERTY_ADAPTER_SCAN_MODE;
 360         prop.len = sizeof(bt_scan_mode_t);
 361         prop.val = &mode;
 362         res = blued_api->set_adapter_property(&prop);
 363         if (res != BT_STATUS_SUCCESS) {
 364                 BT_ERR("set scan mode failed [%s]", status2string(res));
 365                 return convert_to_oal_status(res);
 366         }
 367
 368         BT_DBG("-");
 369         return OAL_STATUS_SUCCESS;
 370 }
 371
 372 oal_status_t adapter_set_connectable(int connectable)
 373 {
 374         bt_scan_mode_t mode;
 375
 376         API_TRACE("%d", connectable);
 377
 378         CHECK_OAL_INITIALIZED();
 379
 380         mode = connectable ? BT_SCAN_MODE_CONNECTABLE : BT_SCAN_MODE_NONE;
 381
 382         return set_scan_mode(mode);
 383 }
 384
 385 oal_status_t adapter_set_discoverable(void)
 386 {
 387         CHECK_OAL_INITIALIZED();
 388         API_TRACE();
 389
 390         return set_scan_mode(BT_SCAN_MODE_CONNECTABLE_DISCOVERABLE);
 391 }
 392
 393 oal_status_t adapter_set_discoverable_timeout(int timeout)
 394 {
 395         bt_property_t prop;
 396         int res;
 397         uint32_t prop_val = timeout;
 398
 399         CHECK_OAL_INITIALIZED();
 400         API_TRACE("%d", timeout);
 401
 402         prop.type = BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT;
 403         prop.len = sizeof(prop_val);
 404         prop.val = &prop_val;
 405         res = blued_api->set_adapter_property(&prop);
 406         if (res != BT_STATUS_SUCCESS) {
 407                 BT_ERR("set_adapter_property failed [%s]", status2string(res));
 408                 return convert_to_oal_status(res);
 409         }
 410         return OAL_STATUS_SUCCESS;
 411 }
 412
 413 static void cb_adapter_properties(bt_status_t status,
 414                                                int num_properties,
 415                                                bt_property_t *properties)
 416 {
 417         int i;
 418
 419         BT_DBG("status: %d, count: %d", status, num_properties);
 420
 421         if (status != BT_STATUS_SUCCESS) {
 422                 if (num_properties == 1) {
 423                         BT_ERR("Adapter Prop failed: status: [%s], count: %d, prop: %d",
 424                                 status2string(status), num_properties, properties[num_properties-1].type);
 425                 } else {
 426                         BT_ERR("Adapter Prop failed: status: [%s], count: %d", status2string(status), num_properties);
 427                 }
 428                 return;
 429         }
 430
 431         for (i = 0; i < num_properties; i++) {
 432                 BT_DBG("prop type %d, len %d", properties[i].type, properties[i].len);
 433                 switch (properties[i].type) {
 434                 case BT_PROPERTY_VERSION: {
 435                         g_strlcpy(local_version, properties[i].val, BT_VERSION_STR_LEN_MAX);
 436                         local_version[properties[i].len] = '\0';
 437
 438                         BT_DBG("Version: %s", local_version);
 439                         /* Send event to application */
 440                         if (num_properties == 1) {
 441                                 char *adapter_ver = g_strdup(local_version);
 442
 443                                 /* Application has requested this property SET/GET hence send EVENT */
 444                                 send_event(OAL_EVENT_ADAPTER_PROPERTY_VERSION, adapter_ver, strlen(adapter_ver));
 445                         }
 446                         break;
 447                 }
 448                 case BT_PROPERTY_BDNAME: {
 449                         g_strlcpy(local_name, properties[i].val, BT_DEVICE_NAME_LENGTH_MAX);
 450                         local_name[properties[i].len] = '\0';
 451
 452                         BT_DBG("Name: %s", local_name);
 453                         /* Send event to application */
 454                         if (num_properties == 1) {
 455                                 char * adap_name = g_strdup(local_name);
 456
 457                                 /* Application has requested this property SET/GET hence send EVENT */
 458                                 send_event(OAL_EVENT_ADAPTER_PROPERTY_NAME, adap_name, strlen(adap_name));
 459                         }
 460                         break;
 461                 }
 462                 case BT_PROPERTY_BDADDR: {
 463                         bt_bdaddr_t * addr;
 464
 465                         addr =  properties[i].val;
 466                         memcpy(local_address.addr, addr->address, 6);
 467                         if (num_properties == 1) {
 468                                 /* Application has requested this property SET/GET hence send EVENT */
 469                                 send_event(OAL_EVENT_ADAPTER_PROPERTY_ADDRESS,
 470                                                 g_memdup(&local_address, sizeof(local_address)),
 471                                                 sizeof(local_address));
 472                         }
 473                         break;
 474                 }
 475                 case BT_PROPERTY_UUIDS: {
 476                         int num_uuid;
 477
 478                         num_uuid = properties[i].len/sizeof(bt_uuid_t);
 479
 480                         BT_DBG("num_uuid: %d", num_uuid);
 481
 482                         /* Send event to application */
 483                         if (num_properties == 1) {
 484                                 event_adapter_services_t *uuids_event;
 485
 486                                 uuids_event = g_malloc(sizeof(event_adapter_services_t) + properties[i].len);
 487                                 memcpy(uuids_event->service_list, properties[i].val, properties[i].len);
 488                                 uuids_event->num = num_uuid;
 489
 490                                 /* Application has requested this property SET/GET hence send EVENT */
 491                                 send_event(OAL_EVENT_ADAPTER_PROPERTY_SERVICES,
 492                                                 uuids_event, (num_uuid * sizeof(bt_uuid_t)));
 493                         }
 494                         break;
 495                 }
 496                 case BT_PROPERTY_ADAPTER_SCAN_MODE: {
 497                         bt_scan_mode_t cur_mode = *((bt_scan_mode_t *)properties[i].val);
 498
 499                         BT_INFO("Scan mode (%d)", cur_mode);
 500
 501                         scan_mode = cur_mode;
 502
 503                         /* Send event to application */
 504                         if (num_properties == 1) {
 505                                 oal_event_t event = OAL_EVENT_ADAPTER_MODE_NON_CONNECTABLE;
 506
 507                                 if (BT_SCAN_MODE_CONNECTABLE == cur_mode)
 508                                         event = OAL_EVENT_ADAPTER_MODE_CONNECTABLE;
 509                                 else if (BT_SCAN_MODE_CONNECTABLE_DISCOVERABLE == cur_mode)
 510                                         event = OAL_EVENT_ADAPTER_MODE_DISCOVERABLE;
 511
 512                                 /* Application has requested this property SET/GET hence send EVENT */
 513                                 send_event(event, NULL, 0);
 514                         }
 515                         break;
 516                 }
 517                 case BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT: {
 518                         int timeout;
 519
 520                         timeout = *((uint32_t*)properties[i].val);
 521
 522                         BT_INFO("Discoverability timeout: %d", timeout);
 523                         discoverable_timeout = timeout;
 524
 525                         send_event(OAL_EVENT_ADAPTER_MODE_DISCOVERABLE_TIMEOUT,
 526                                         g_memdup(properties[i].val, sizeof(uint32_t)),
 527                                         sizeof(uint32_t));
 528                         break;
 529                 }
 530                 case BT_PROPERTY_ADAPTER_BONDED_DEVICES: {
 531                         int j;
 532                         int num_bonded;
 533                         bt_bdaddr_t *bonded_addr_list;
 534                         event_device_list_t *event_data;
 535
 536                         num_bonded = properties[i].len/sizeof(bt_bdaddr_t);
 537                         BT_DBG("num_bonded %d", num_bonded);
 538
 539                         if (num_properties > 1) /* No explicit req for this prop, ignore */
 540                                 break;
 541
 542                         bonded_addr_list = properties[i].val;
 543                         event_data = g_malloc(sizeof(event_device_list_t) + num_bonded*sizeof(bt_address_t));
 544                         event_data->num = num_bonded;
 545
 546                         for (j = 0; j < num_bonded; j++)
 547                                 memcpy(event_data->devices[j].addr, bonded_addr_list[j].address, 6);
 548
 549                         send_event(OAL_EVENT_ADAPTER_BONDED_DEVICE_LIST,
 550                                         event_data, (num_bonded * sizeof(bt_bdaddr_t)));
 551                         break;
 552                 }
 553                 default:
 554                          BT_WARN("Unhandled property: %d", properties[i].type);
 555                          break;
 556                 }
 557         }
 558 }
 559
 560 static void cb_adapter_discovery_state_changed(bt_discovery_state_t state)
 561 {
 562         oal_event_t event;
 563
 564         event = (BT_DISCOVERY_STARTED == state)?OAL_EVENT_ADAPTER_INQUIRY_STARTED:OAL_EVENT_ADAPTER_INQUIRY_FINISHED;
 565
 566         BT_DBG("%d", state);
 567         send_event(event, NULL, 0);
 568 }
 569
 570 static void cb_adapter_device_found(int num_properties, bt_property_t *properties)
 571 {
 572         remote_device_t dev_info;
 573         ble_adv_data_t adv_info;
 574         oal_event_t event;
 575         gpointer event_data;
 576         gsize size = 0;
 577         BT_DBG("+");
 578
 579         if (num_properties == 0) {
 580                 BT_ERR("Unexpected, properties count is zero!!");
 581                 return;
 582         }
 583
 584         memset(&dev_info, 0x00, sizeof(remote_device_t));
 585         memset(&adv_info, 0x00, sizeof(ble_adv_data_t));
 586
 587         print_bt_properties(num_properties, properties);
 588         parse_device_properties(num_properties, properties, &dev_info, &adv_info);
 589
 590         BT_INFO("number of properties= [%d] ", num_properties, size);
 591
 592         if (dev_info.type != DEV_TYPE_BREDR) {
 593                 /* BLE Single or DUAL mode found, so it should have Adv data */
 594                 event_ble_dev_found_t * ble_dev_event = g_new0(event_ble_dev_found_t, 1);
 595
 596                 ble_dev_event->adv_len = adv_info.len;
 597
 598                 if (adv_info.len > 0 && adv_info.adv_data) {
 599                         memcpy(ble_dev_event->adv_data, adv_info.adv_data, adv_info.len);
 600                         ble_dev_event->adv_len = adv_info.len;
 601                 } else
 602                         ble_dev_event->adv_len = 0;
 603
 604                 ble_dev_event->device_info = dev_info;
 605
 606                 event_data = ble_dev_event;
 607                 size = sizeof(event_ble_dev_found_t);
 608                 event = OAL_EVENT_ADAPTER_INQUIRY_RESULT_BLE;
 609         } else {
 610                 /* BREDR device, so No Adv data */
 611                 event_dev_found_t * dev_event = g_new0(event_dev_found_t, 1);
 612
 613                 memcpy(dev_event, &dev_info, sizeof(remote_device_t));
 614                 event_data = dev_event;
 615                 size = sizeof(remote_device_t);
 616                 event = OAL_EVENT_ADAPTER_INQUIRY_RESULT_BREDR_ONLY;
 617         }
 618
 619         send_event(event, event_data, size);
 620
 621         BT_DBG("-");
 622 }