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