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