bt-oal/bluez_hal/src/bt-hal-adapter-le.c

   1 /*
   2  * BLUETOOTH HAL
   3  *
   4  * Copyright (c) 2015 -2016 Samsung Electronics Co., Ltd All Rights Reserved.
   5  *
   6  * Contact: Anupam Roy <anupam.r@samsung.com>
   7  *
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  *              http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  *
  20  */
  21
  22 #include <glib.h>
  23
  24 #include <hardware/bluetooth.h>
  25 #include <hardware/bt_gatt.h>
  26 #include <stdio.h>
  27 #include <stdlib.h>
  28 #include <errno.h>
  29 #include <string.h>
  30 #include <gio/gio.h>
  31 #include <glib.h>
  32 #include <dlog.h>
  33 #include <vconf.h>
  34 #include <vconf-keys.h>
  35 #include <vconf-internal-radio-keys.h>
  36 #include <stdbool.h>
  37 #include <stddef.h>
  38 #include <string.h>
  39 #include <fcntl.h>
  40
  41 #include "bt-hal.h"
  42 #include "bt-hal-log.h"
  43 #include "bt-hal-msg.h"
  44 #include "bt-hal-utils.h"
  45
  46 #include <bt-hal-adapter-dbus-handler.h>
  47 #include <bt-hal-dbus-common-utils.h>
  48
  49 #include "bt-hal-gatt-server.h"
  50 #include "bt-hal-gatt.h"
  51
  52 typedef struct {
  53         int adv_inst_max;
  54         int rpa_offloading;
  55         int max_filter;
  56         int le_2m_phy;
  57         int le_coded_phy;
  58 } bt_adapter_le_feature_info_t;
  59
  60 typedef struct {
  61         int initialized;
  62         gboolean is_multi_adv; /* To be removed once we complete descope Legacy Adv */
  63         int adv_handle;
  64         gboolean is_advertising;
  65         guint hold_timer_id;
  66         bt_uuid_t app_uuid;
  67 } bt_adapter_le_adv_slot_t;
  68
  69 static bt_adapter_le_feature_info_t le_feature_info = { 1, 0, 0 };
  70 static bt_adapter_le_adv_slot_t *le_adv_slot = NULL;
  71
  72 typedef struct {
  73         uint8_t event;
  74         int server_if;
  75         uint8_t status;
  76         uint8_t data[31];
  77 } bt_hal_adv_event_data_t;
  78
  79 /* Macros */
  80 #define BT_HAL_ADV_CONNECTABLE  0x00 /* ADV_IND */
  81 #define BT_HAL_ADV_CONNECTABLE_DIRECT_HIGH  0x01 /* ADV_DIRECT_IND, high duty cycle */
  82 #define BT_HAL_ADV_SCANNABLE 0x02 /* ADV_SCAN_IND */
  83 #define BT_HAL_ADV_NON_CONNECTABLE  0x03 /* ADV_NONCOND_IND */
  84 #define BT_HAL_ADV_CONNECTABLE_DIRECT_LOW  0x04 /* ADV_DIRECT_IND, low duty cycle */
  85
  86 #define BT_HAL_ADV_INTERVAL_MIN 20 /* msec */
  87 #define BT_HAL_ADV_INTERVAL_MAX 10240
  88 #define BT_HAL_ADV_INTERVAL_SPLIT 0.625
  89 #define BT_HAL_DEFAULT_ADV_MIN_INTERVAL 500
  90 #define BT_HAL_DEFAULT_ADV_MAX_INTERVAL 500
  91 #define BT_HAL_ADV_FILTER_POLICY_DEFAULT    0x00
  92 #define BT_HAL_ADV_TYPE_DEFAULT     0x00
  93 #define BT_HAL_ADV_FILTER_POLICY_ALLOW_SCAN_CONN_WL_ONLY    0x03
  94
  95 /* Multi Advertisement callback event */
  96 #define BT_HAL_MULTI_ADV_ENB_EVT           1
  97 #define BT_HAL_MULTI_ADV_DISABLE_EVT       2
  98 #define BT_HAL_MULTI_ADV_PARAM_EVT         3
  99 #define BT_HAL_MULTI_ADV_DATA_EVT          4
 100 #define BT_HAL_MULTI_ADV_UPDATE_EVT        5
 101 #define BT_HAL_LEGACY_ADV_STATUS           6
 102
 103 static handle_stack_msg gatt_le_event_cb;
 104
 105 /* Advertising filter_policy */
 106 static int adv_filter_policy;
 107
 108 /* Forward declarations */
 109 static gboolean __bt_hal_is_factory_test_mode(void);
 110 static void __bt_hal_free_le_adv_slot(void);
 111 static gboolean __bt_hal_adv_event_cb(gpointer param);
 112
 113
 114 #ifdef TIZEN_BT_HAL
 115 /* Enable LE Adapter */
 116 int _bt_hal_le_enable(void)
 117 {
 118         return _bt_hal_dbus_enable_le();
 119 }
 120
 121 /* Disable LE Adapter */
 122 int _bt_hal_le_disable(void)
 123 {
 124         return _bt_hal_dbus_disable_le();
 125 }
 126
 127 void _bt_hal_set_filter_policy_param(int filter_policy)
 128 {
 129         adv_filter_policy = filter_policy;
 130 }
 131
 132 int _bt_hal_set_le_static_random_address(uint8_t enable)
 133 {
 134         GError *error = NULL;
 135         GVariant *ret;
 136         GDBusProxy *proxy;
 137
 138         proxy = _bt_hal_get_adapter_proxy();
 139         if (proxy == NULL)
 140                 return BT_STATUS_FAIL;
 141
 142         ret = g_dbus_proxy_call_sync(proxy, "SetLeStaticRandomAddress",
 143                         g_variant_new("(b)", (enable ? TRUE : FALSE)),
 144                         G_DBUS_CALL_FLAGS_NONE,
 145                         -1,
 146                         NULL,
 147                         &error);
 148
 149         if (error) {
 150                 ERR("Set static address Fail: %s", error->message);
 151                 g_clear_error(&error);
 152                 return BT_STATUS_FAIL;
 153         }
 154
 155         INFO("Set le static address [%d]", enable);
 156         if (ret)
 157                 g_variant_unref(ret);
 158
 159         return BT_STATUS_SUCCESS;
 160 }
 161 #endif
 162
 163 static void __bt_hal_free_le_adv_slot(void)
 164 {
 165         int i;
 166
 167         if (le_adv_slot == NULL)
 168                 return;
 169
 170         for (i = 0; i < le_feature_info.adv_inst_max; i++)
 171                 memset(&le_adv_slot[i], 0x00, sizeof(bt_adapter_le_adv_slot_t));
 172
 173         g_free(le_adv_slot);
 174         le_adv_slot = NULL;
 175 }
 176
 177 void _bt_hal_unregister_adv_slot_owner(int slot_id)
 178 {
 179         if (le_adv_slot == NULL)
 180                 return;
 181         INFO("Unregister Adv Slot [%d]", slot_id);
 182         memset(&le_adv_slot[slot_id], 0x00, sizeof(bt_adapter_le_adv_slot_t));
 183 }
 184
 185 int _bt_hal_get_adv_slot_adv_handle(int slot_id)
 186 {
 187         if (le_adv_slot == NULL)
 188                 return 0;
 189
 190         return le_adv_slot[slot_id].adv_handle;
 191 }
 192
 193 gboolean _bt_hal_is_advertising_in_slot(int slot)
 194 {
 195         return le_adv_slot[slot].is_advertising;
 196 }
 197
 198 void _bt_hal_set_advertising_status(int slot_id, gboolean mode)
 199 {
 200         bt_hal_adv_event_data_t *event;
 201         int adv_slot_id = slot_id;
 202         int server_if = 0;
 203
 204         server_if = bt_hal_gatts_get_server_if(slot_id);
 205
 206         DBG("Advertising enabled [%s] server_slot [%d] server_if[%d]",  mode ? "TRUE" : "FALSE", slot_id, server_if);
 207
 208         if (le_adv_slot == NULL)
 209                 return;
 210
 211         le_adv_slot[adv_slot_id].is_advertising = mode;
 212
 213         event = g_malloc0(sizeof(bt_hal_adv_event_data_t));
 214         event->event = mode ? BT_HAL_MULTI_ADV_ENB_EVT : BT_HAL_MULTI_ADV_DISABLE_EVT;
 215
 216         event->server_if = server_if;
 217         event->status = BT_STATUS_SUCCESS;
 218         /* To be removed later when we completely descope Legacy Adv concept */
 219
 220         DBG("adv_slot_id[%d] Is multi ? [%d]", adv_slot_id, le_adv_slot[adv_slot_id].is_multi_adv);
 221         if (le_adv_slot[adv_slot_id].is_multi_adv == FALSE)
 222                 event->event = BT_HAL_LEGACY_ADV_STATUS;
 223
 224         if (mode == false ) {
 225                 DBG("release the adv_slot");
 226                 bt_hal_gatts_release_adv_slot(server_if);
 227         }
 228
 229         __bt_hal_adv_event_cb((gpointer)event);
 230 }
 231
 232 gboolean _bt_hal_is_advertising(void)
 233 {
 234         int i;
 235
 236         if (le_adv_slot == NULL)
 237                 return FALSE;
 238
 239         for (i = 0; i < le_feature_info.adv_inst_max; i++) {
 240                 if (le_adv_slot[i].is_advertising == TRUE)
 241                         return TRUE;
 242         }
 243
 244         return FALSE;
 245 }
 246
 247 int _bt_hal_le_init(void)
 248 {
 249         le_adv_slot = g_malloc0(sizeof(bt_adapter_le_adv_slot_t) * le_feature_info.adv_inst_max);
 250         return BT_STATUS_SUCCESS;
 251 }
 252 void _bt_hal_le_deinit(void)
 253 {
 254         __bt_hal_free_le_adv_slot();
 255 }
 256
 257 gboolean _bt_hal_update_le_feature_support(const char *item, const char *value,
 258                         bt_local_le_features_t *le_features)
 259 {
 260         if (item == NULL || value == NULL)
 261                 return FALSE;
 262         if (!le_adv_slot)
 263                 _bt_hal_le_init();
 264
 265         if (g_strcmp0(item, "adv_inst_max") == 0) {
 266                 int slot_num;
 267
 268                 slot_num = atoi(value);
 269                 INFO("slot_num:[%d]", slot_num);
 270                 if (slot_num < 0) {
 271                         ERR("ERR:Advertising MAX instance [%d]", slot_num);
 272                         return FALSE;
 273                 }
 274
 275                 if (slot_num != le_feature_info.adv_inst_max) {
 276                         __bt_hal_free_le_adv_slot();
 277                         le_feature_info.adv_inst_max = slot_num;
 278                         INFO("Advertising instance max : %d", le_feature_info.adv_inst_max);
 279                         le_adv_slot = g_malloc0(sizeof(bt_adapter_le_adv_slot_t) * le_feature_info.adv_inst_max);
 280                 }
 281
 282                 INFO("Advertising instance max: [%d]", le_feature_info.adv_inst_max);
 283                 /* Fill LE feature bytes */
 284                 le_features->max_adv_instance = atoi(value);
 285
 286         } else if (g_strcmp0(item, "rpa_offloading") == 0) {
 287                 le_feature_info.rpa_offloading = atoi(value);
 288                 INFO("RPA offloading : %d", le_feature_info.rpa_offloading);
 289
 290                 /* Fill LE feature bytes */
 291                 le_features->rpa_offload_supported = atoi(value);
 292
 293         } else if (g_strcmp0(item, "max_filter") == 0) {
 294                 le_feature_info.max_filter = atoi(value);
 295                 INFO("BLE Scan max filter : %d", le_feature_info.max_filter);
 296
 297                 /* Fill LE feature bytes */
 298                 le_features->max_adv_filter_supported = atoi(value);
 299
 300         } else if (g_strcmp0(item, "2m_phy") == 0) {
 301                 if (g_strcmp0(value, "true") == 0) {
 302                         le_feature_info.le_2m_phy = TRUE;
 303                         /* Fill LE feature bytes */
 304                         le_features->le_2m_phy_supported = 0x1;
 305                 } else {
 306                         le_feature_info.le_2m_phy = FALSE;
 307                         /* Fill LE feature bytes */
 308                         le_features->le_2m_phy_supported = 0x0;
 309                 }
 310                 INFO("2M PHY Supported [%s]",  le_feature_info.le_2m_phy ? "TRUE" : "FALSE");
 311         } else if (g_strcmp0(item, "coded_phy") == 0) {
 312                 if (g_strcmp0(value, "true") == 0) {
 313                         le_feature_info.le_coded_phy = TRUE;
 314                         /* Fill LE feature bytes */
 315                         le_features->le_coded_phy_supported = 0x1;
 316                 } else {
 317                         le_feature_info.le_coded_phy = FALSE;
 318                         /* Fill LE feature bytes */
 319                         le_features->le_coded_phy_supported = 0x0;
 320                 }
 321                 INFO("CODED PHY Supported [%s]",  le_feature_info.le_coded_phy ? "TRUE" : "FALSE");
 322         } else {
 323                 DBG("No registered item");
 324                 return FALSE;
 325         }
 326
 327         return TRUE;
 328 }
 329
 330 void _bt_hal_free_server_slot(int slot_id)
 331 {
 332         if (le_adv_slot == NULL)
 333                 return;
 334         memset(&le_adv_slot[slot_id], 0x00, sizeof(bt_adapter_le_adv_slot_t));
 335 }
 336
 337 gboolean _bt_hal_is_support_multi_adv(void)
 338 {
 339         return (le_feature_info.adv_inst_max > 1 ? TRUE : FALSE);
 340 }
 341
 342 int _bt_hal_get_available_adv_slot_id(bt_uuid_t *uuid, gboolean use_reserved_slot)
 343 {
 344         int i;
 345
 346         if (le_adv_slot == NULL) {
 347                 ERR("le_adv_slot is NULL");
 348                 return -1;
 349         }
 350
 351         DBG("adv_inst_max : %d", le_feature_info.adv_inst_max);
 352
 353         for (i = 0; i < le_feature_info.adv_inst_max; i++) {
 354                 if (le_adv_slot[i].initialized == 0)
 355                         continue;
 356                 if (memcmp(uuid->uu, le_adv_slot[i].app_uuid.uu, sizeof(bt_uuid_t)) == 0) {
 357                         DBG("UUID [%s] matched, return slot [%d]", btuuid2str(uuid->uu), i);
 358                         return i;
 359                 }
 360         }
 361
 362         /* We should consider 'use_reverved_slot' in later */
 363         if (le_feature_info.adv_inst_max <= 1)
 364                 i = 0;
 365         else if (use_reserved_slot == TRUE)
 366                 i = 1;
 367         else
 368                 i = 2;
 369
 370         for (i = 0; i < le_feature_info.adv_inst_max; i++) {
 371                 if (le_adv_slot[i].initialized == 0) {
 372                         DBG("Slot to be allocated [%d] UUID to be registered [%s]",
 373                                 i, btuuid2str(uuid->uu));
 374                         le_adv_slot[i].initialized = 1;
 375                         memcpy(&le_adv_slot[i].app_uuid.uu, &uuid->uu, sizeof(bt_uuid_t));
 376                         return i;
 377                 }
 378         }
 379
 380         return -1;
 381 }
 382
 383 void _bt_hal_get_gatt_server_instance_initialized(int *instance)
 384 {
 385         int i;
 386         if (le_adv_slot == NULL) {
 387                 ERR("le_adv_slot is NULL");
 388                 return;
 389         }
 390
 391         DBG("adv_inst_max : %d", le_feature_info.adv_inst_max);
 392
 393         for (i = 0; i < le_feature_info.adv_inst_max; i++) {
 394                 if (le_adv_slot[i].initialized == 0)
 395                         continue;
 396                 DBG("Initialized Slot found: UUID [%s] slot [%d]", le_adv_slot[i].app_uuid.uu, i);
 397                 *instance = i;
 398                 break;
 399         }
 400 }
 401
 402 gboolean _bt_is_advertising(void)
 403 {
 404         return FALSE;
 405 }
 406
 407 int _bt_set_advertising(const char *sender, int adv_handle,
 408                         gboolean enable, gboolean use_reserved_slot)
 409 {
 410         return BT_STATUS_UNSUPPORTED;
 411 }
 412
 413 static int __bt_hal_uuid_type(uint8_t* p_uuid)
 414 {
 415         int i = 0;
 416         int match = 0;
 417         int all_zero = 1;
 418
 419         for (i = 0; i != 16; ++i) {
 420                 if (i == 12 || i == 13)
 421                         continue;
 422
 423                 if (p_uuid[i] == BASE_UUID_CONVERTED[i])
 424                         ++match;
 425
 426                 if (p_uuid[i] != 0)
 427                         all_zero = 0;
 428         }
 429         if (all_zero)
 430                 return 0;
 431         if (match == 12)
 432                 return BT_HAL_UUID_32;
 433         if (match == 14)
 434                 return BT_HAL_UUID_16;
 435         return BT_HAL_UUID_128;
 436 }
 437
 438 static void __bt_hal_parse_uuid(int len, char *src, uint8_t *dest, int *length, int is_solicit)
 439 {
 440         int prev_byte_len = 0;
 441         /* dest[index] will contain the length followed by AD Type
 442            Move length only when different byte_len is found Ex) 2->4, 2->16, 4->16 etc */
 443         int index = 0;
 444
 445         while (len >= 16) {
 446
 447                 /* Create Local buffer & copy source 16 bytes in sequence */
 448                 int byte_len;
 449                 bt_uuid_t uuid;
 450                 memset(&uuid, 0, sizeof(bt_uuid_t));
 451                 memcpy(&uuid.uu, src, 16);
 452
 453                 /* Compute current UUID's byte length */
 454                 byte_len = __bt_hal_uuid_type(uuid.uu);
 455
 456                 switch (byte_len) {
 457                 case 2: {
 458                         if (prev_byte_len == byte_len) {
 459                                 memcpy(&(dest[dest[index] + 1]), &src[12], byte_len);
 460                                 *length += 2;
 461                                 dest[index] += 2;
 462                         } else {
 463                                 if (dest[index] != 0)
 464                                         index = dest[index] +1;
 465                                 dest[index] = byte_len + 1;
 466                                 if (is_solicit)
 467                                         dest[index+1] = 0x14; /* AD Type */
 468                                 else
 469                                         dest[index+1] = 0x02; /* AD Type */
 470                                 memcpy(&(dest[index + 2]), &src[12], byte_len);
 471                                 *length += 4;
 472                         }
 473
 474                         /* Update current type */
 475                         prev_byte_len = byte_len;
 476                         break;
 477                 }
 478                 case 4: {
 479                         if (prev_byte_len == byte_len) {
 480                                 memcpy(&(dest[dest[index] + 1]), &src[12], byte_len);;
 481                                 *length += 4;
 482                                 dest[index] += 4;
 483                         } else {
 484                                 if (dest[index] != 0)
 485                                         index = dest[index] +1;
 486                                 dest[index] = byte_len + 1;
 487                                 if (is_solicit)
 488                                         dest[index+1] = 0x1F; /* AD Type */
 489                                 else
 490                                         dest[index+1] = 0x04; /* AD Type */
 491                                 memcpy(&(dest[index + 2]), &src[12], byte_len);
 492                                 *length += 6;
 493                         }
 494                         /* Update current type */
 495                         prev_byte_len = byte_len;
 496                         break;
 497                 }
 498                 case 16: {
 499                         if (dest[index] != 0)
 500                                 index = dest[index] +1;
 501                         dest[index] = byte_len + 1;
 502                         if (is_solicit)
 503                                 dest[index+1] = 0x15; /* AD Type */
 504                         else
 505                                 dest[index+1] = 0x06; /* AD Type */
 506                         memcpy(&(dest[index + 2]), &src[0], byte_len);
 507                         /* Update current type */
 508                         prev_byte_len = byte_len;
 509                         *length += 18;
 510                         break;
 511                 }
 512                 default: {
 513                         ERR("Abnormal Byte len [%d]", byte_len);
 514                         break;
 515                 }
 516                 }
 517
 518                 /* Process Next 16 bytes of MW UUID */
 519                 src += 16;
 520                 len -= 16;
 521         }
 522 }
 523
 524 static gboolean __bt_hal_is_factory_test_mode(void)
 525 {
 526         int mode = 0;
 527
 528         if (vconf_get_bool(VCONFKEY_BT_DUT_MODE, &mode)) {
 529                 ERR("Get the DUT Mode fail");
 530                 return TRUE;
 531         }
 532
 533         if (mode != FALSE) {
 534                 INFO("DUT Test Mode !!");
 535                 return TRUE;
 536         }
 537
 538         return FALSE;
 539 }
 540
 541 static gboolean __bt_hal_adv_event_cb(gpointer param)
 542 {
 543         bt_hal_adv_event_data_t *event = (bt_hal_adv_event_data_t*)param;
 544
 545         if (!event)
 546                 return FALSE;
 547
 548         if (!gatt_le_event_cb) {
 549                 ERR("GATT event callback not registered!!!");
 550                 return FALSE;
 551         }
 552
 553         switch (event->event) {
 554         case BT_HAL_MULTI_ADV_ENB_EVT: {
 555                 INFO("BLE Advertising enabled slot [%d]", event->server_if);
 556                 struct hal_ev_multi_adv_enable ev;
 557                 memset(&ev, 0, sizeof(struct hal_ev_multi_adv_enable));
 558                 ev.status = event->status;
 559                 ev.server_instance = event->server_if;
 560                 gatt_le_event_cb(HAL_EV_MULTI_ADV_ENABLE, (void *)&ev, sizeof(ev));
 561                 break;
 562         }
 563         case BT_HAL_MULTI_ADV_DISABLE_EVT: {
 564                 INFO("BLE Advertising disabled slot [%d]", event->server_if);
 565                 struct hal_ev_multi_adv_disable ev;
 566                 memset(&ev, 0, sizeof(struct hal_ev_multi_adv_disable));
 567                 ev.status = event->status;
 568                 ev.server_instance = event->server_if;
 569                 gatt_le_event_cb(HAL_EV_MULTI_ADV_DISABLE, (void *)&ev, sizeof(ev));
 570                 break;
 571         }
 572         case BT_HAL_MULTI_ADV_PARAM_EVT: {
 573                 INFO("Unhandled event slot [%d]", event->server_if);
 574                 break;
 575         }
 576         case BT_HAL_MULTI_ADV_UPDATE_EVT: {
 577                 INFO("BLE Advertising Param update slot [%d]", event->server_if);
 578                 struct hal_ev_multi_adv_update ev;
 579                 memset(&ev, 0, sizeof(struct hal_ev_multi_adv_update));
 580                 ev.status = event->status;
 581                 ev.server_instance = event->server_if;
 582                 gatt_le_event_cb(HAL_EV_MULTI_ADV_UPDATE, (void *)&ev, sizeof(ev));
 583                 break;
 584         }
 585         case BT_HAL_MULTI_ADV_DATA_EVT: {
 586                 INFO("BLE Advertising data set slot [%d]", event->server_if);
 587                 struct hal_ev_multi_adv_data_set ev_data_set;
 588                 /* Copy data */
 589                 memset(&ev_data_set, 0, sizeof(struct hal_ev_multi_adv_data_set));
 590                 ev_data_set.status = event->status;
 591                 ev_data_set.server_instance = event->server_if;
 592                 gatt_le_event_cb(HAL_EV_MULTI_ADV_DATA_SET, (void *)&ev_data_set, sizeof(ev_data_set));
 593                 break;
 594         }
 595         case BT_HAL_LEGACY_ADV_STATUS: {
 596                 INFO("BLE Legacy Advertising [%d]", event->server_if);
 597                 struct hal_ev_legacy_adv_status ev;
 598                 /* Copy data */
 599                 memset(&ev, 0, sizeof(struct hal_ev_legacy_adv_status));
 600                 ev.status = event->status;
 601                 ev.server_instance = event->server_if;
 602                 gatt_le_event_cb(HAL_EV_LEGACY_ADV_ENABLE, (void *)&ev, sizeof(ev));
 603                 break;
 604         }
 605         default:
 606                 ERR("Unknown event");
 607                 break;
 608         }
 609
 610         g_free(event);
 611
 612         return FALSE;
 613 }
 614
 615 int _bt_hal_enable_advertising(int server_if, int adv_slot_id, bool enable, bool is_multi_adv)
 616 {
 617         GError *error = NULL;
 618         GVariant *ret;
 619         GDBusProxy *proxy;
 620
 621         proxy = _bt_hal_get_adapter_proxy();
 622         if (proxy == NULL)
 623                 return BT_STATUS_FAIL;
 624
 625         if (le_adv_slot[adv_slot_id].is_advertising == TRUE && enable == TRUE) {
 626                 ERR("Already advertising inprogress. server_if %d, adv_slot_id %d",server_if, adv_slot_id);
 627                 return BT_STATUS_BUSY;
 628         }
 629
 630         if (le_adv_slot[adv_slot_id].initialized == TRUE &&
 631                         le_adv_slot[adv_slot_id].is_advertising == FALSE &&
 632                         enable == FALSE)
 633                 return BT_STATUS_DONE;
 634
 635         if (le_adv_slot[adv_slot_id].hold_timer_id > 0) {
 636                 g_source_remove(le_adv_slot[adv_slot_id].hold_timer_id);
 637                 le_adv_slot[adv_slot_id].hold_timer_id = 0;
 638         }
 639
 640         ret = g_dbus_proxy_call_sync(proxy, "SetAdvertising",
 641                         g_variant_new("(bi)", enable, adv_slot_id),
 642                         G_DBUS_CALL_FLAGS_NONE,
 643                         -1,
 644                         NULL,
 645                         &error);
 646
 647         if (error) {
 648                 ERR("SetAdvertising Fail: %s", error->message);
 649                 g_clear_error(&error);
 650                 return BT_STATUS_FAIL;
 651         }
 652
 653         INFO_C("### %s advertising. gatt_server [%d] adv_slot_id [%d] Is Multi? [%d]",
 654                                 enable ? "Start":"Stop", server_if, adv_slot_id, is_multi_adv);
 655         if (ret)
 656                 g_variant_unref(ret);
 657
 658         le_adv_slot[adv_slot_id].is_multi_adv = is_multi_adv;
 659         le_adv_slot[adv_slot_id].is_advertising = enable;
 660
 661         return BT_STATUS_SUCCESS;
 662 }
 663
 664 int _bt_hal_set_advertising_params(int server_if, int min_interval,
 665                 int max_interval, int adv_type,
 666                 int chnl_map, int tx_power, int timeout_s)
 667 {
 668         GDBusProxy *proxy;
 669         GVariant *ret;
 670         GError *error = NULL;
 671         guint32 min = 0;
 672         guint32 max = 0;
 673         bt_hal_adv_event_data_t *event;
 674         int slot_id = 0;
 675
 676
 677         proxy = _bt_hal_get_adapter_proxy();
 678         if (proxy == NULL)
 679                 return BT_STATUS_FAIL;
 680
 681         if (min_interval > max_interval ||
 682                         min_interval < BT_HAL_ADV_INTERVAL_MIN ||
 683                         max_interval > BT_HAL_ADV_INTERVAL_MAX)
 684                 return BT_STATUS_PARM_INVALID;
 685
 686
 687         if (adv_type  == BT_HAL_ADV_CONNECTABLE_DIRECT_HIGH ||
 688                         adv_type == BT_HAL_ADV_CONNECTABLE_DIRECT_LOW ||
 689                         adv_type == BT_HAL_ADV_NON_CONNECTABLE)
 690                 return BT_STATUS_UNSUPPORTED;
 691
 692         if (adv_filter_policy < 0 || adv_filter_policy > 3) {
 693                 ERR("Invalid filter policy, Setting the filter policy to default");
 694                 adv_filter_policy = BT_HAL_ADV_FILTER_POLICY_DEFAULT;
 695         }
 696
 697         min = min_interval / BT_HAL_ADV_INTERVAL_SPLIT;
 698         max = max_interval / BT_HAL_ADV_INTERVAL_SPLIT;
 699
 700         slot_id = bt_hal_gatts_allocate_adv_slot_by_server_if(server_if);
 701
 702         ret = g_dbus_proxy_call_sync(proxy, "SetAdvertisingParameters",
 703                         g_variant_new("(uuuuii)", min, max,
 704                         adv_filter_policy, adv_type,
 705                         tx_power, slot_id), G_DBUS_CALL_FLAGS_NONE,
 706                         -1, NULL, &error);
 707         if (error) {
 708                 ERR("SetAdvertisingParameters Fail: %s", error->message);
 709                 g_clear_error(&error);
 710                 return BT_STATUS_FAIL;
 711         }
 712
 713         if (ret)
 714                 g_variant_unref(ret);
 715
 716         /*
 717          * As we need to provide async callback to user from HAL, simply schedule a
 718          * callback method which will carry actual result
 719          */
 720         event = g_malloc0(sizeof(bt_hal_adv_event_data_t));
 721         event->event  = BT_HAL_MULTI_ADV_UPDATE_EVT;
 722         event->server_if = server_if;
 723         event->status = BT_STATUS_SUCCESS;
 724         g_idle_add(__bt_hal_adv_event_cb, (gpointer)event);
 725
 726         return BT_STATUS_SUCCESS;
 727 }
 728
 729 static int __bt_hal_parse_service_data(int len, char *src, uint8_t *dest)
 730 {
 731         int total_service_len = len;
 732         int service_data_len = 0;
 733         char *ptr = NULL;
 734         int idx = 0;
 735
 736         if (src == NULL || dest == NULL)
 737                 return 0;
 738
 739         ptr = src;
 740
 741         while (total_service_len) {
 742                 /* parse length1 + service_data1 + length2 + service data2*/
 743                 service_data_len = ptr[0];
 744
 745                 dest[idx] = 1 + service_data_len;
 746                 dest[idx + 1] =   0x16; /* Fixed */
 747                 memcpy(dest + idx + 2, ptr +1, service_data_len);
 748                 idx = idx + 2 + service_data_len;
 749
 750                 ptr = ptr + service_data_len + 1;
 751                 total_service_len = total_service_len - service_data_len - 1;
 752         }
 753
 754         return idx;
 755 }
 756
 757
 758 /* Takes care of both Scan Response and Advertising data */
 759 int _bt_hal_set_advertising_data(btgatt_adv_param_setup_t adv_param_setup)
 760 {
 761         uint8_t adv_data[31];
 762         char adv_data_str[(31 * 2) + 1];
 763         int index = 0;
 764         GDBusProxy *proxy;
 765         GError *error = NULL;
 766         GVariant *ret = NULL;
 767         GVariant *temp = NULL;
 768         GVariantBuilder *builder;
 769         bt_hal_adv_event_data_t *event;
 770         int length = 0;
 771         int i;
 772         int slot_id = 0;
 773
 774         /* Parse data according to Bluez Interface */
 775         if (__bt_hal_is_factory_test_mode()) {
 776                 ERR("Unable to set advertising data in factory binary !!");
 777                 return BT_STATUS_UNSUPPORTED;
 778         }
 779
 780         /* TODO: Check adapter and LE adapter status */
 781         proxy = _bt_hal_get_adapter_proxy();
 782         if (proxy == NULL)
 783                 return BT_STATUS_FAIL;
 784
 785         slot_id = bt_hal_gatts_allocate_adv_slot_by_server_if(adv_param_setup.server_if);
 786
 787         memset(&adv_data, 0, 31);
 788
 789         /* Service UUID */
 790         if (adv_param_setup.service_uuid_len > 0) {
 791                 __bt_hal_parse_uuid(adv_param_setup.service_uuid_len,
 792                                 adv_param_setup.service_uuid, &adv_data[index], &length, FALSE);
 793                 index = length;
 794                 DBG("After Service UUID:Index [%d]", index);
 795         }
 796
 797         /* Solicit UUID */
 798         if (adv_param_setup.solicit_uuid_len > 0) {
 799                 __bt_hal_parse_uuid(adv_param_setup.solicit_uuid_len,
 800                                 adv_param_setup.solicit_uuid, &adv_data[index], &length, TRUE);
 801                 index = length;
 802                 DBG("After Solicit UUID: Index [%d]", index);
 803         }
 804
 805         /* Service Data  UUID*/
 806         if (adv_param_setup.service_data_len > 0) {
 807                 int l = 0;
 808                 l = __bt_hal_parse_service_data(adv_param_setup.service_data_len,
 809                                 adv_param_setup.service_data, &adv_data[index]);
 810
 811                 index = index + l;
 812                 length = length + l;
 813         }
 814
 815         /* Set Apperance */
 816         if (adv_param_setup.appearance >= 0) {
 817                 adv_data[index] = 0x03;
 818                 adv_data[index+1] = 0x19;
 819                 adv_data[index+2] = (uint8_t) (adv_param_setup.appearance & 0xFF);
 820                 adv_data[index+3] = (uint8_t) ((adv_param_setup.appearance  >> 8) & 0xFF);
 821                 index += 4;
 822                 length += 4;
 823                 DBG("After Apperance: Index [%d]", index);
 824         }
 825
 826         /* TX Power */
 827         if (adv_param_setup.include_txpower != 0) {
 828                 adv_data[index] = 0x01;
 829                 adv_data[index+1] = 0x0A;
 830                 index += 2;
 831                 length += 2;
 832                 DBG("After TX Power: Index [%d]", index);
 833         }
 834
 835         /* Device Name */
 836         if (adv_param_setup.include_name != 0) {
 837                 adv_data[index] = 0x01;
 838                 adv_data[index+1] = 0x09;
 839                 index += 2;
 840                 length += 2;
 841                 DBG("After Name: Index [%d]", index);
 842         }
 843
 844         /* Manufacturer data */
 845         if (adv_param_setup.manufacturer_data_len > 0) {
 846                 adv_data[index] = 1 + adv_param_setup.manufacturer_data_len;
 847                 adv_data[index+1] = 0xFF;
 848                 memcpy(&adv_data[index+2], adv_param_setup.manufacturer_data, adv_param_setup.manufacturer_data_len);
 849                 index += (2 + adv_param_setup.manufacturer_data_len);
 850                 length += (2 + adv_param_setup.manufacturer_data_len);
 851                 DBG("After Manuf Data: Index [%d]", index);
 852         }
 853
 854         for (i = 0; i < length; i++)
 855                 snprintf(&adv_data_str[i * 2], 3, "%02X", adv_data[i]);
 856         INFO("Set adv data. Index [%d] length [%d] Data[%s]", index, length, adv_data_str);
 857
 858         /* Create Builder */
 859         builder = g_variant_builder_new(G_VARIANT_TYPE("ay"));
 860         for (i = 0; i < length; i++)
 861                 g_variant_builder_add(builder, "y", adv_data[i]);
 862
 863         temp = g_variant_new("ay", builder);
 864         g_variant_builder_unref(builder);
 865
 866         if (adv_param_setup.set_scan_rsp == 0) {
 867                 /* Set Advertising data to stack */
 868                 ret = g_dbus_proxy_call_sync(proxy, "SetAdvertisingData",
 869                                 g_variant_new("(@ayi)", temp, slot_id),
 870                                 G_DBUS_CALL_FLAGS_NONE,
 871                                 -1, NULL, &error);
 872         } else {
 873                 /* Set Scan response data to stack */
 874                 ret = g_dbus_proxy_call_sync(proxy, "SetScanRespData",
 875                                 g_variant_new("(@ayi)", temp, slot_id),
 876                                 G_DBUS_CALL_FLAGS_NONE,
 877                                 -1, NULL, &error);
 878         }
 879
 880         if (error) {
 881                 ERR("SetAdvertisingData Fail: %s", error->message);
 882                 g_clear_error(&error);
 883                 return BT_STATUS_FAIL;
 884         }
 885
 886         INFO("Request of SetAdvertisingData or SetScanRespData is success");
 887
 888         if (ret)
 889                 g_variant_unref(ret);
 890
 891         /*
 892          * As we need to provide async callback to user from HAL, simply schedule a
 893          * callback method which will carry actual result
 894          */
 895         event = g_malloc0(sizeof(bt_hal_adv_event_data_t));
 896         event->event  = BT_HAL_MULTI_ADV_DATA_EVT;
 897         event->server_if = adv_param_setup.server_if;
 898         event->status = BT_STATUS_SUCCESS;
 899         memcpy(&event->data, adv_data, 31);
 900         g_idle_add(__bt_hal_adv_event_cb, (gpointer)event);
 901
 902         return BT_STATUS_SUCCESS;
 903 }
 904
 905 int _bt_hal_adapter_le_start_scan(void)
 906 {
 907         GDBusProxy *proxy;
 908         GError *error = NULL;
 909         GVariant *ret;
 910
 911         DBG("+");
 912
 913         /* TODO: Check adapter and LE adapter status */
 914         proxy = _bt_hal_get_adapter_proxy();
 915         if (proxy == NULL)
 916                 return BT_STATUS_FAIL;
 917
 918         ret = g_dbus_proxy_call_sync(proxy, "StartLEDiscovery",
 919                         NULL, G_DBUS_CALL_FLAGS_NONE,
 920                         -1, NULL, &error);
 921         if (ret == NULL) {
 922                 if (error) {
 923                         ERR("StartLEDiscovery Fail: %s", error->message);
 924                         g_clear_error(&error);
 925                 }
 926
 927                 return BT_STATUS_FAIL;
 928         }
 929
 930         g_variant_unref(ret);
 931
 932         return BT_STATUS_SUCCESS;
 933 }
 934
 935 int _bt_hal_adapter_le_stop_scan(void)
 936 {
 937         GDBusProxy *proxy;
 938         GError *error = NULL;
 939         GVariant *ret;
 940
 941         DBG("");
 942
 943         /* TODO: Check adapter and LE adapter status */
 944         proxy = _bt_hal_get_adapter_proxy();
 945         if (proxy == NULL)
 946                 return BT_STATUS_FAIL;
 947
 948         ret = g_dbus_proxy_call_sync(proxy, "StopLEDiscovery",
 949                         NULL, G_DBUS_CALL_FLAGS_NONE,
 950                         -1, NULL, &error);
 951         if (ret == NULL) {
 952                 if (error) {
 953                         g_dbus_error_strip_remote_error(error);
 954                         ERR("StopLEDiscovery Fail: %s", error->message);
 955
 956 #if 0
 957                         /* Abnormal case for ARTIK530 */
 958                         if (g_strrstr(error->message, "No discovery started") ||
 959                                  g_strrstr(error->message, "Operation already in progress")) {
 960                                 g_clear_error(&error);
 961                                 return BT_STATUS_SUCCESS;
 962                         }
 963 #endif
 964
 965                         g_clear_error(&error);
 966                         return BT_STATUS_FAIL;
 967                 }
 968         }
 969
 970         g_variant_unref(ret);
 971
 972         bt_hal_release_pending_adv_ind_list();
 973
 974         return BT_STATUS_SUCCESS;
 975 }
 976
 977 /*sets the privacy functionality of the adapter*/
 978 int _bt_hal_adapter_le_set_privacy(uint8_t set_privacy)
 979 {
 980         GDBusProxy *proxy;
 981         GError *error = NULL;
 982         GVariant *result = NULL;
 983         proxy = _bt_hal_get_adapter_proxy();
 984         if (proxy == NULL)
 985                 return BT_STATUS_FAIL;
 986
 987         result = g_dbus_proxy_call_sync(proxy,
 988                                 "SetLePrivacy",
 989                                 g_variant_new("(b)", set_privacy),
 990                                 G_DBUS_CALL_FLAGS_NONE,
 991                                 -1,
 992                                 NULL,
 993                                 &error);
 994
 995         if (!result) {
 996                 if (error != NULL) {
 997                         ERR("Failed to SetLePrivacy (Error: %s)", error->message);
 998                         g_clear_error(&error);
 999                 } else
1000                         ERR("Failed to SetLePrivacy");
1001                 return BT_STATUS_FAIL;
1002         }
1003
1004         g_variant_unref(result);
1005         INFO("SetLePrivacy as %d", set_privacy);
1006         return BT_STATUS_SUCCESS;
1007 }
1008
1009 int _bt_hal_adapter_le_set_scan_parameters(
1010                 int scan_type, int scan_interval, int scan_window)
1011 {
1012         GDBusProxy *proxy;
1013         GError *error = NULL;
1014         GVariant *ret;
1015
1016         DBG("+");
1017
1018         /* TODO: Check adapter and LE adapter status */
1019         proxy = _bt_hal_get_adapter_proxy();
1020         if (proxy == NULL)
1021                 return BT_STATUS_FAIL;
1022
1023         ret = g_dbus_proxy_call_sync(proxy, "SetScanParameters",
1024                         g_variant_new("(uuu)", scan_type, scan_interval, scan_window),
1025                         G_DBUS_CALL_FLAGS_NONE, -1, NULL, &error);
1026         if (ret == NULL) {
1027                 if (error) {
1028                         ERR("SetScanParameters Fail: %s", error->message);
1029                         g_clear_error(&error);
1030                 }
1031
1032                 return BT_STATUS_FAIL;
1033         }
1034
1035         g_variant_unref(ret);
1036
1037         return BT_STATUS_SUCCESS;
1038 }
1039
1040 /* To send stack event to hal-av handler */
1041 void _bt_hal_register_gatt_le_dbus_handler_cb(handle_stack_msg cb)
1042 {
1043         gatt_le_event_cb = cb;
1044 }
1045
1046 void _bt_hal_unregister_gatt_le_dbus_handler_cb(void)
1047 {
1048         gatt_le_event_cb = NULL;
1049 }
1050
1051 int _bt_hal_adapter_le_set_manufacturer_data(bt_manufacturer_data_t *m_data)
1052 {
1053         GDBusProxy *proxy;
1054         GError *error = NULL;
1055         int i;
1056         GVariant *val;
1057         GVariant *ret;
1058         GVariantBuilder *builder;
1059
1060         proxy = _bt_hal_get_adapter_proxy();
1061         if (proxy == NULL)
1062                 return BT_STATUS_FAIL;
1063
1064         if (m_data->data_len + 2 >= BT_MANUFACTURER_DATA_LENGTH_MAX)
1065                 return BT_STATUS_PARM_INVALID;
1066
1067         builder = g_variant_builder_new(G_VARIANT_TYPE("ay"));
1068
1069         for (i = 0; i < (m_data->data_len) + 2; i++)
1070                 g_variant_builder_add(builder, "y", m_data->data[i]);
1071
1072         val = g_variant_new("(ay)", builder);
1073
1074         ret = g_dbus_proxy_call_sync(proxy,
1075                                 "SetManufacturerData",
1076                                 val,
1077                                 G_DBUS_CALL_FLAGS_NONE,
1078                                 -1,
1079                                 NULL,
1080                                 &error);
1081         g_variant_builder_unref(builder);
1082         if (!ret) {
1083                 if (error != NULL) {
1084                         ERR("Failed to SetManufacturerData (Error: %s)", error->message);
1085                         g_clear_error(&error);
1086                 } else {
1087                         ERR("Failed to SetManufacturerData");
1088                 }
1089                 return BT_STATUS_FAIL;
1090         }
1091
1092         INFO("Set manufacturer data");
1093         g_variant_unref(ret);
1094
1095         return BT_STATUS_SUCCESS;
1096 }
1097
1098
1099
1100 /*add/remove remote device address from white list*/
1101 int _bt_hal_adapter_le_set_white_list(bt_bdaddr_t *device_address, bt_dev_addr_type_t address_type, bool is_add)
1102 {
1103         GDBusProxy *proxy;
1104         char address[BT_HAL_ADDRESS_STRING_SIZE] = { 0 };
1105         GError *error = NULL;
1106         GVariant *ret;
1107
1108         if (address_type != BLUETOOTH_HAL_DEVICE_PUBLIC_ADDRESS &&
1109                 address_type != BLUETOOTH_HAL_DEVICE_RANDOM_ADDRESS)
1110                 return BT_STATUS_PARM_INVALID;
1111
1112         _bt_hal_convert_addr_type_to_string(address, device_address->address);
1113
1114         proxy = _bt_hal_get_adapter_proxy();
1115         if (proxy == NULL)
1116                 return BT_STATUS_FAIL;
1117         if (is_add)
1118                 ret = g_dbus_proxy_call_sync(proxy, "AddDeviceWhiteList",
1119                                 g_variant_new("(su)", address, address_type),
1120                                 G_DBUS_CALL_FLAGS_NONE, -1,
1121                                 NULL, &error);
1122         else
1123                 ret = g_dbus_proxy_call_sync(proxy, "RemoveDeviceWhiteList",
1124                                 g_variant_new("(su)", address, address_type),
1125                                 G_DBUS_CALL_FLAGS_NONE, -1,
1126                                 NULL, &error);
1127
1128         if (error) {
1129                 if (is_add)
1130                         ERR("RemoveDeviceWhiteList Fail: %s", error->message);
1131                 else
1132                         ERR("AddDeviceWhiteList Fail: %s", error->message);
1133                 g_clear_error(&error);
1134                 return BT_STATUS_FAIL;
1135         }
1136
1137         if (ret)
1138                 g_variant_unref(ret);
1139         if (is_add)
1140                 INFO("Device Added to white list");
1141         else
1142                 INFO("Device Removed from white list");
1143         return BT_STATUS_SUCCESS;
1144 }