bt-api/bt-gatt-client.c

   1 /*
   2  * Copyright (c) 2011 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *              http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17
  18 #include <gio/gio.h>
  19 #include <glib.h>
  20 #include <glib/gprintf.h>
  21 #include <stdlib.h>
  22 #include <unistd.h>
  23 #include <stdint.h>
  24
  25 #include "bt-common.h"
  26 #include "bt-event-handler.h"
  27 #include "bt-gatt-client.h"
  28 #include "bt-internal-types.h"
  29 #include "bt-request-sender.h"
  30
  31 #define GATT_DEFAULT_TIMEOUT  (6 * 1000) // Dependent on supervision timeout 6 sec
  32
  33 typedef enum {
  34         TYPE_NONE,
  35         USER_DESC,
  36         CLIENT_CONF,
  37         SERVER_CONF,
  38         CHAR_FORMAT
  39 } char_descriptor_type_t;
  40
  41 static GSList *service_monitor_list = NULL;
  42
  43 BT_EXPORT_API int bluetooth_gatt_free_service_property(bt_gatt_service_property_t *svc_pty)
  44 {
  45         BT_DBG("+");
  46
  47         BT_CHECK_PARAMETER(svc_pty, return);
  48
  49         g_free(svc_pty->uuid);
  50         g_free(svc_pty->handle);
  51         g_strfreev(svc_pty->include_handles.handle);
  52         g_strfreev(svc_pty->char_handle.handle);
  53
  54         memset(svc_pty, 0, sizeof(bt_gatt_service_property_t));
  55
  56         BT_DBG("-");
  57         return BLUETOOTH_ERROR_NONE;
  58 }
  59
  60 BT_EXPORT_API int bluetooth_gatt_free_char_property(bt_gatt_char_property_t *char_pty)
  61 {
  62         BT_DBG("+");
  63
  64         BT_CHECK_PARAMETER(char_pty, return);
  65
  66         g_free(char_pty->uuid);
  67         g_free(char_pty->name);
  68         g_free(char_pty->description);
  69         g_free(char_pty->val);
  70         g_free(char_pty->handle);
  71         g_strfreev(char_pty->char_desc_handle.handle);
  72
  73         memset(char_pty, 0, sizeof(bt_gatt_char_property_t));
  74
  75         BT_DBG("-");
  76         return BLUETOOTH_ERROR_NONE;
  77 }
  78
  79 BT_EXPORT_API int bluetooth_gatt_free_desc_property(bt_gatt_char_descriptor_property_t *desc_pty)
  80 {
  81         BT_DBG("+");
  82
  83         BT_CHECK_PARAMETER(desc_pty, return);
  84
  85         g_free(desc_pty->uuid);
  86         g_free(desc_pty->val);
  87         g_free(desc_pty->handle);
  88
  89         memset(desc_pty, 0, sizeof(bt_gatt_char_descriptor_property_t));
  90
  91         BT_DBG("-");
  92         return BLUETOOTH_ERROR_NONE;
  93 }
  94
  95 static char **__get_string_array_from_gptr_array(GPtrArray *gp)
  96 {
  97         gchar *gp_path = NULL;
  98         char **path = NULL;
  99         int i;
 100
 101         if (gp->len == 0)
 102                 return NULL;
 103
 104         path = g_malloc0((gp->len + 1) * sizeof(char *));
 105
 106         /* Fix : NULL_RETURNS */
 107         if (path == NULL)
 108                 return NULL;
 109
 110         for (i = 0; i < gp->len; i++) {
 111                 gp_path = g_ptr_array_index(gp, i);
 112                 path[i] = g_strdup(gp_path);
 113                 BT_DBG("path[%d] : [%s]", i, path[i]);
 114         }
 115
 116         return path;
 117 }
 118
 119 gboolean _bluetooth_gatt_check_service_change_watcher_address(
 120                 const bluetooth_device_address_t *device_addr)
 121 {
 122         GSList *l;
 123         char device_address[BT_ADDRESS_STRING_SIZE] = { 0 };
 124         char secure_address[BT_ADDRESS_STRING_SIZE] = { 0 };
 125
 126         _bt_convert_addr_type_to_string(device_address,
 127                         (unsigned char *)device_addr->addr);
 128
 129         for (l = service_monitor_list; l != NULL; l = l->next) {
 130                 char device_address2[BT_ADDRESS_STRING_SIZE] = { 0 };
 131                 char secure_address2[BT_ADDRESS_STRING_SIZE] = { 0 };
 132                 bluetooth_device_address_t *addr = l->data;
 133
 134                 _bt_convert_addr_type_to_string(device_address2,
 135                                 (unsigned char *)addr->addr);
 136                 _bt_convert_addr_string_to_secure_string(secure_address,
 137                                 device_address);
 138                 _bt_convert_addr_string_to_secure_string(secure_address2,
 139                                 device_address2);
 140                 BT_INFO("service_monitor_list [%s] - Input [%s]",
 141                                 secure_address2, secure_address);
 142
 143                 if (!memcmp(device_addr, addr,
 144                                 sizeof(bluetooth_device_address_t)))
 145                         return TRUE;
 146         }
 147
 148         return FALSE;
 149 }
 150
 151 BT_EXPORT_API int bluetooth_gatt_set_service_change_watcher(
 152                 const bluetooth_device_address_t *address, gboolean enable)
 153 {
 154         GSList *l;
 155         bluetooth_device_address_t *addr = NULL;
 156         char device_address[BT_ADDRESS_STRING_SIZE] = { 0 };
 157         char secure_address[BT_ADDRESS_STRING_SIZE] = { 0 };
 158
 159         _bt_convert_addr_type_to_string(device_address,
 160                         (unsigned char *)address->addr);
 161         _bt_convert_addr_string_to_secure_string(secure_address,
 162                         device_address);
 163         BT_INFO("Set watcher for %s with %d", secure_address, enable);
 164
 165         if (enable == TRUE) {
 166                 if (service_monitor_list == NULL) {
 167                         _bt_register_manager_subscribe_signal(TRUE);
 168                 }
 169
 170                 if (_bluetooth_gatt_check_service_change_watcher_address(address)
 171                                 == TRUE) {
 172                         BT_INFO("The watcher is already set");
 173                         return BLUETOOTH_ERROR_NONE;
 174                 }
 175                 addr = g_malloc0(sizeof(bluetooth_device_address_t));
 176                 memcpy(addr, address, sizeof(bluetooth_device_address_t));
 177
 178                 if (service_monitor_list == NULL) {
 179                         BT_ERR("There is NO watcher");
 180                         return BLUETOOTH_ERROR_NONE;
 181                 }
 182
 183                 service_monitor_list =
 184                         g_slist_append(service_monitor_list, addr);
 185         } else {
 186                 if (service_monitor_list == NULL) {
 187                         BT_ERR("There is NO watcher");
 188                         return BLUETOOTH_ERROR_NONE;
 189                 }
 190
 191                 for (l = service_monitor_list; l != NULL; l = l->next) {
 192                         addr = l->data;
 193                         if (!memcmp(address, addr,
 194                                         sizeof(bluetooth_device_address_t))) {
 195                                 service_monitor_list =
 196                                         g_slist_remove(service_monitor_list, addr);
 197                                 g_free(addr);
 198                                 break;
 199                         }
 200                 }
 201
 202                 if (service_monitor_list == NULL) {
 203                         _bt_register_manager_subscribe_signal(FALSE);
 204                 }
 205         }
 206
 207         return BLUETOOTH_ERROR_NONE;
 208 }
 209
 210 BT_EXPORT_API int bluetooth_gatt_get_service_property(const char *service_handle,
 211                                                 bt_gatt_service_property_t *service)
 212 {
 213         GDBusProxy *properties_proxy = NULL;
 214         GError *error = NULL;
 215         GVariant *result = NULL;
 216         GDBusConnection *g_conn;
 217         gsize len;
 218         char *char_handle = NULL;
 219         GPtrArray *gp_array  = NULL ;
 220         GVariantIter *property_iter, *char_iter = NULL;
 221         const gchar *key;
 222         GVariant *value;
 223
 224         BT_CHECK_PARAMETER(service_handle, return);
 225         BT_CHECK_PARAMETER(service, return);
 226         BT_CHECK_ENABLED(return);
 227
 228         g_conn = _bt_gdbus_get_system_gconn();
 229         retv_if(g_conn == NULL, BLUETOOTH_ERROR_INTERNAL);
 230
 231         properties_proxy = g_dbus_proxy_new_sync(g_conn,
 232                         G_DBUS_PROXY_FLAGS_NONE, NULL,
 233                         BT_BLUEZ_NAME,
 234                         service_handle,
 235                         BT_PROPERTIES_INTERFACE,
 236                         NULL, &error);
 237
 238         retv_if(properties_proxy == NULL, BLUETOOTH_ERROR_INTERNAL);
 239
 240         result = g_dbus_proxy_call_sync(properties_proxy,
 241                                 "GetAll",
 242                                 g_variant_new("(s)", GATT_SERV_INTERFACE),
 243                                 G_DBUS_CALL_FLAGS_NONE,
 244                                 -1,
 245                                 NULL,
 246                                 &error);
 247
 248         if (!result) {
 249                 if (error != NULL) {
 250                         BT_ERR("Fail to get properties (Error: %s)", error->message);
 251                         g_clear_error(&error);
 252                 } else
 253                         BT_ERR("Fail to get properties");
 254                 g_object_unref(properties_proxy);
 255                 return BLUETOOTH_ERROR_INTERNAL;
 256         }
 257
 258         g_variant_get(result, "(a{sv})", &property_iter);
 259
 260         memset(service, 0, sizeof(bt_gatt_service_property_t));
 261
 262         while (g_variant_iter_loop(property_iter, "{sv}", &key, &value)) {
 263                 if (!g_strcmp0(key, "UUID")) {
 264                         char *name = NULL;
 265                         service->uuid = g_variant_dup_string(value, &len);
 266                         _bt_get_uuid_specification_name(service->uuid, &name);
 267                         BT_INFO("======> Service : %s [%s]", service->uuid, name);
 268                         g_free(name);
 269                 } else if (!g_strcmp0(key, "Primary")) {
 270                         service->primary = g_variant_get_boolean(value);
 271
 272                 } else if (!g_strcmp0(key, "Includes")) {
 273                         g_variant_get(value, "ao", &char_iter);
 274                         gp_array = g_ptr_array_new();
 275                         while (g_variant_iter_loop(char_iter, "&o", &char_handle)) {
 276                                 g_ptr_array_add(gp_array, (gpointer)char_handle);
 277                         }
 278                         if (gp_array->len != 0) {
 279                                 service->include_handles.count = gp_array->len;
 280                                 service->include_handles.handle =
 281                                                 __get_string_array_from_gptr_array(gp_array);
 282                         }
 283                         g_ptr_array_free(gp_array, TRUE);
 284                         g_variant_iter_free(char_iter);
 285                 } else if (!g_strcmp0(key, "Characteristics")) {
 286                         g_variant_get(value, "ao", &char_iter);
 287                         gp_array = g_ptr_array_new();
 288                         while (g_variant_iter_loop(char_iter, "&o", &char_handle)) {
 289                                 g_ptr_array_add(gp_array, (gpointer)char_handle);
 290                         }
 291                         if (gp_array->len != 0) {
 292                                 service->char_handle.count = gp_array->len;
 293                                 service->char_handle.handle =
 294                                                 __get_string_array_from_gptr_array(gp_array);
 295                         }
 296                         BT_DBG("Characteristics count : %d", service->char_handle.count);
 297                         g_ptr_array_free(gp_array, TRUE);
 298                         g_variant_iter_free(char_iter);
 299                 }
 300         }
 301
 302         service->handle = g_strdup(service_handle);
 303
 304         g_variant_iter_free(property_iter);
 305         g_variant_unref(result);
 306         g_object_unref(properties_proxy);
 307
 308         return BLUETOOTH_ERROR_NONE;
 309 }
 310
 311 BT_EXPORT_API int bluetooth_gatt_get_primary_services(
 312                 const bluetooth_device_address_t *address,
 313                 bt_gatt_handle_info_t *prim_svc)
 314 {
 315         GVariant *result = NULL;
 316         GVariantIter *iter;
 317         GVariantIter *svc_iter;
 318         GVariantIter *interface_iter;
 319         char *object_path = NULL;
 320         char *interface_str = NULL;
 321         const gchar *key = NULL;
 322         GVariant *value = NULL;
 323         GPtrArray *gp_array  = NULL;
 324         char device_address[BT_ADDRESS_STRING_SIZE] = { 0 };
 325         char temp_address[BT_ADDRESS_STRING_SIZE] = { 0 };
 326         int ret = BLUETOOTH_ERROR_INTERNAL;
 327
 328         BT_INFO("+");
 329         BT_CHECK_PARAMETER(address, return);
 330         BT_CHECK_PARAMETER(prim_svc, return);
 331         BT_CHECK_ENABLED(return);
 332
 333         result = _bt_get_managed_objects();
 334         if (result == NULL)
 335                 return ret;
 336
 337         _bt_convert_addr_type_to_string(device_address,
 338                         (unsigned char *)address->addr);
 339
 340         gp_array = g_ptr_array_new();
 341         g_variant_get(result, "(a{oa{sa{sv}}})", &iter);
 342
 343         while (g_variant_iter_loop(iter, "{&oa{sa{sv}}}", &object_path,
 344                         &interface_iter)) {
 345                 if (object_path == NULL)
 346                         continue;
 347
 348                 _bt_convert_device_path_to_address(object_path, temp_address);
 349
 350                 if (g_strcmp0(temp_address, device_address) != 0)
 351                         continue;
 352
 353                 while (g_variant_iter_loop(interface_iter, "{sa{sv}}",
 354                                 &interface_str, &svc_iter)) {
 355                         if (g_strcmp0(interface_str, GATT_SERV_INTERFACE) != 0)
 356                                 continue;
 357
 358                         BT_DBG("Object Path: %s", object_path);
 359                         while (g_variant_iter_loop(svc_iter, "{sv}", &key, &value)) {
 360                                 if (g_strcmp0(key, "Primary") == 0) {
 361                                         if (g_variant_get_boolean(value))
 362                                                 g_ptr_array_add(gp_array, (gpointer)object_path);
 363                                 }
 364                         }
 365                 }
 366         }
 367
 368         if (gp_array->len == 0) {
 369                 BT_ERR("gp_array is NULL");
 370                 ret = BLUETOOTH_ERROR_NOT_FOUND;
 371         } else {
 372                 ret = BLUETOOTH_ERROR_NONE;
 373                 prim_svc->count = gp_array->len;
 374                 prim_svc->handle = __get_string_array_from_gptr_array(gp_array);
 375         }
 376
 377         g_ptr_array_free(gp_array, TRUE);
 378         g_variant_iter_free(iter);
 379         g_variant_unref(result);
 380         BT_DBG("-");
 381         return ret;
 382 }
 383
 384 BT_EXPORT_API int bluetooth_gatt_get_service_from_uuid(bluetooth_device_address_t *address,
 385                         const char *service_uuid,
 386                         bt_gatt_service_property_t *service)
 387 {
 388         GVariant *result = NULL;
 389         GVariantIter *iter;
 390         GVariantIter *svc_iter;
 391         GVariantIter *interface_iter;
 392         char *object_path = NULL;
 393         char *interface_str = NULL;
 394         char device_address[BT_ADDRESS_STRING_SIZE] = { 0 };
 395         char temp_address[BT_ADDRESS_STRING_SIZE] = { 0 };
 396         int ret = BLUETOOTH_ERROR_INTERNAL;
 397
 398         BT_CHECK_PARAMETER(address, return);
 399         BT_CHECK_PARAMETER(service_uuid, return);
 400         BT_CHECK_PARAMETER(service, return);
 401         BT_CHECK_ENABLED(return);
 402
 403         result = _bt_get_managed_objects();
 404         if (result == NULL)
 405                 return ret;
 406
 407         _bt_convert_addr_type_to_string(device_address,
 408                                 (unsigned char *)address->addr);
 409
 410         g_variant_get(result, "(a{oa{sa{sv}}})", &iter);
 411
 412         while (g_variant_iter_loop(iter, "{oa{sa{sv}}}", &object_path,
 413                         &interface_iter)) {
 414                 if (object_path == NULL)
 415                         continue;
 416
 417                 _bt_convert_device_path_to_address(object_path,
 418                                 temp_address);
 419
 420                 if (g_strcmp0(temp_address, device_address) != 0)
 421                         continue;
 422
 423                 while (g_variant_iter_loop(interface_iter, "{sa{sv}}",
 424                                 &interface_str, &svc_iter)) {
 425                         if (g_strcmp0(interface_str, GATT_SERV_INTERFACE) != 0)
 426                                 continue;
 427
 428                         BT_DBG("Object Path: %s", object_path);
 429                         ret = bluetooth_gatt_get_service_property(object_path,
 430                                         service);
 431
 432                         if (ret != BLUETOOTH_ERROR_NONE) {
 433                                 BT_ERR("Get service property failed(0x%08x)", ret);
 434                         } else {
 435                                 if (service->primary == TRUE &&
 436                                                 g_strstr_len(service->uuid, -1,
 437                                                                 service_uuid)) {
 438                                         ret = BLUETOOTH_ERROR_NONE;
 439                                         goto done;
 440                                 }
 441                         }
 442                         bluetooth_gatt_free_service_property(service);
 443                 }
 444         }
 445
 446 done:
 447         g_variant_iter_free(iter);
 448         g_variant_unref(result);
 449
 450         return ret;
 451 }
 452
 453 static void __bluetooth_internal_get_char_cb(GDBusProxy *proxy,
 454                 GAsyncResult *res, gpointer user_data)
 455 {
 456         GVariant *value;
 457         GVariant *char_value;
 458         GVariantIter *char_iter;
 459         GPtrArray *gp_array = NULL;
 460         bt_gatt_discovered_char_t svc_char = { 0, };
 461         char *char_handle;
 462         GError *error = NULL;
 463         bt_user_info_t *user_info;
 464
 465         BT_DBG("+");
 466
 467         user_info = _bt_get_user_data(BT_COMMON);
 468         svc_char.service_handle = user_data;
 469
 470         value = g_dbus_proxy_call_finish(proxy, res, &error);
 471
 472         if (value == NULL) {
 473                 if (error != NULL) {
 474                         BT_ERR("Get service characteristics failed\n errCode[%x],"
 475                                         "message[%s]\n", error->code, error->message);
 476                         g_clear_error(&error);
 477                 } else {
 478                         BT_ERR("Get service characteristics failed\n");
 479                 }
 480                 if (user_info) {
 481                         _bt_common_event_cb(BLUETOOTH_EVENT_GATT_SVC_CHAR_DISCOVERED,
 482                                 BLUETOOTH_ERROR_INTERNAL, NULL,
 483                                 user_info->cb, user_info->user_data);
 484                 }
 485                 g_free(svc_char.service_handle);
 486                 g_object_unref(proxy);
 487                 return;
 488         }
 489
 490         g_variant_get(value, "(v)", &char_value);
 491         g_variant_get(char_value, "ao", &char_iter);
 492
 493         gp_array = g_ptr_array_new();
 494         while (g_variant_iter_loop(char_iter, "&o",  &char_handle));
 495                 g_ptr_array_add(gp_array, (gpointer)char_handle);
 496
 497         if (gp_array->len != 0) {
 498                 svc_char.handle_info.count = gp_array->len;
 499                 svc_char.handle_info.handle =
 500                         __get_string_array_from_gptr_array(gp_array);
 501         }
 502         g_ptr_array_free(gp_array, TRUE);
 503
 504         if (user_info) {
 505                 _bt_common_event_cb(BLUETOOTH_EVENT_GATT_SVC_CHAR_DISCOVERED,
 506                         BLUETOOTH_ERROR_NONE, &svc_char,
 507                         user_info->cb, user_info->user_data);
 508         }
 509
 510         g_strfreev(svc_char.handle_info.handle);
 511         g_free(svc_char.service_handle);
 512         g_variant_iter_free(char_iter);
 513         g_variant_unref(value);
 514         g_object_unref(proxy);
 515 }
 516
 517 BT_EXPORT_API int bluetooth_gatt_discover_service_characteristics(
 518                         const char *service_handle)
 519 {
 520         GDBusProxy *properties_proxy = NULL;
 521         GDBusConnection *g_conn;
 522         GError *error = NULL;
 523         char *handle;
 524
 525         BT_DBG("+");
 526
 527         BT_CHECK_PARAMETER(service_handle, return);
 528         BT_CHECK_ENABLED(return);
 529
 530         g_conn = _bt_gdbus_get_system_gconn();
 531         retv_if(g_conn == NULL, BLUETOOTH_ERROR_INTERNAL);
 532
 533         properties_proxy = g_dbus_proxy_new_sync(g_conn,
 534                         G_DBUS_PROXY_FLAGS_NONE, NULL,
 535                         BT_BLUEZ_NAME,
 536                         service_handle,
 537                         BT_PROPERTIES_INTERFACE,
 538                         NULL, &error);
 539
 540         retv_if(properties_proxy == NULL, BLUETOOTH_ERROR_INTERNAL);
 541
 542         handle = g_strdup(service_handle);
 543         g_dbus_proxy_call(properties_proxy,
 544                         "Get",
 545                         g_variant_new("(ss)",
 546                                 GATT_SERV_INTERFACE, "Characteristics"),
 547                         G_DBUS_CALL_FLAGS_NONE,
 548                         -1,
 549                         NULL,
 550                         (GAsyncReadyCallback)__bluetooth_internal_get_char_cb,
 551                         (gpointer)handle);
 552
 553         BT_DBG("-");
 554         return BLUETOOTH_ERROR_NONE;
 555 }
 556
 557
 558 static int __get_permission_flag(char *permission)
 559 {
 560         int ret = 0;
 561
 562         retv_if(permission == NULL, ret);
 563
 564         BT_INFO("permission = %s", permission);
 565
 566         if (!g_strcmp0(permission, "broadcast")) {
 567                 ret = BLUETOOTH_GATT_CHARACTERISTIC_PROPERTY_BROADCAST;
 568         } else if (!g_strcmp0(permission, "read")) {
 569                 ret = BLUETOOTH_GATT_CHARACTERISTIC_PROPERTY_READ;
 570         } else if (!g_strcmp0(permission, "write-without-response")) {
 571                 ret = BLUETOOTH_GATT_CHARACTERISTIC_PROPERTY_WRITE_NO_RESPONSE;
 572         } else if (!g_strcmp0(permission, "write")) {
 573                 ret = BLUETOOTH_GATT_CHARACTERISTIC_PROPERTY_WRITE;
 574         } else if (!g_strcmp0(permission, "notify")) {
 575                 ret = BLUETOOTH_GATT_CHARACTERISTIC_PROPERTY_NOTIFY;
 576         } else if (!g_strcmp0(permission, "indicate")) {
 577                 ret = BLUETOOTH_GATT_CHARACTERISTIC_PROPERTY_INDICATE;
 578         } else if (!g_strcmp0(permission, "authenticated-signed-writes")) {
 579                 ret = BLUETOOTH_GATT_CHARACTERISTIC_PROPERTY_SIGNED_WRITE;
 580         } else if (!g_strcmp0(permission, "reliable-write")) {
 581                 ret = BLUETOOTH_GATT_CHARACTERISTIC_PROPERTY_RELIABLE_WRITE;
 582         } else if (!g_strcmp0(permission, "writable-auxiliaries")) {
 583                 ret = BLUETOOTH_GATT_CHARACTERISTIC_PROPERTY_WRITABLE_AUXILIARIES;
 584         } else if (!g_strcmp0(permission, "encrypt-read")) {
 585                 ret = BLUETOOTH_GATT_CHARACTERISTIC_PROPERTY_ENCRYPT_READ;
 586         } else if (!g_strcmp0(permission, "encrypt-write")) {
 587                 ret = BLUETOOTH_GATT_CHARACTERISTIC_PROPERTY_ENCRYPT_WRITE;
 588         } else if (!g_strcmp0(permission, "encrypt-authenticated-read")) {
 589                 ret = BLUETOOTH_GATT_CHARACTERISTIC_PROPERTY_ENCRYPT_AUTHENTICATED_READ;
 590         } else if (!g_strcmp0(permission, "encrypt-authenticated-write")) {
 591                 ret = BLUETOOTH_GATT_CHARACTERISTIC_PROPERTY_ENCRYPT_AUTHENTICATED_WRITE;
 592         }
 593
 594         return ret;
 595 }
 596
 597 BT_EXPORT_API int bluetooth_gatt_get_characteristics_property(
 598                 const char *char_handle, bt_gatt_char_property_t *characteristic)
 599 {
 600         GDBusProxy *properties_proxy = NULL;
 601         GError *error = NULL;
 602         GVariant *value = NULL;
 603         GVariant *result = NULL;
 604         GByteArray *gb_array = NULL;
 605         GPtrArray *gp_array  = NULL ;
 606         GDBusConnection *g_conn;
 607         guint8 char_value;
 608         const gchar *key;
 609         gchar* permission;
 610         char *char_desc_handle = NULL;
 611         gsize len;
 612         GVariantIter *property_iter;
 613         GVariantIter *char_value_iter;
 614         GVariantIter *char_perm_iter;
 615         GVariantIter *char_desc_iter;
 616
 617         BT_DBG("+");
 618         BT_CHECK_PARAMETER(char_handle, return);
 619         BT_CHECK_PARAMETER(characteristic, return);
 620
 621         BT_CHECK_ENABLED(return);
 622
 623         g_conn = _bt_gdbus_get_system_gconn();
 624         retv_if(g_conn == NULL, BLUETOOTH_ERROR_INTERNAL);
 625
 626         properties_proxy = g_dbus_proxy_new_sync(g_conn,
 627                         G_DBUS_PROXY_FLAGS_NONE, NULL,
 628                         BT_BLUEZ_NAME,
 629                         char_handle,
 630                         BT_PROPERTIES_INTERFACE,
 631                         NULL, &error);
 632
 633         retv_if(properties_proxy == NULL, BLUETOOTH_ERROR_INTERNAL);
 634
 635         result = g_dbus_proxy_call_sync(properties_proxy,
 636                                 "GetAll",
 637                                         g_variant_new("(s)", GATT_CHAR_INTERFACE),
 638                                 G_DBUS_CALL_FLAGS_NONE,
 639                                 -1,
 640                                 NULL,
 641                                 &error);
 642
 643         if (!result) {
 644                 if (error != NULL) {
 645                         BT_ERR("Fail to get properties (Error: %s)", error->message);
 646                         g_clear_error(&error);
 647                 } else
 648                         BT_ERR("Fail to get properties");
 649                 g_object_unref(properties_proxy);
 650                 return BLUETOOTH_ERROR_INTERNAL;
 651         }
 652
 653         g_variant_get(result, "(a{sv})", &property_iter);
 654
 655         memset(characteristic, 0, sizeof(bt_gatt_char_property_t));
 656         characteristic->handle = g_strdup(char_handle);
 657
 658         while (g_variant_iter_loop(property_iter, "{sv}", &key, &value)) {
 659                 if (!g_strcmp0(key, "UUID")) {
 660                         char *name = NULL;
 661                         characteristic->uuid = g_variant_dup_string(value, &len);
 662                         _bt_get_uuid_specification_name(characteristic->uuid, &name);
 663                         BT_INFO("Characteristic : %s [%s]", characteristic->uuid, name);
 664                         g_free(name);
 665                 } else if (!g_strcmp0(key, "Value")) {
 666                         gb_array = g_byte_array_new();
 667                         g_variant_get(value, "ay", &char_value_iter);
 668                         while (g_variant_iter_loop(char_value_iter, "y",  &char_value)) {
 669                         //      BT_DBG("value of char = %d",char_value);
 670                                 g_byte_array_append(gb_array, &char_value, 1);
 671                         }
 672                         g_variant_iter_free(char_value_iter);
 673
 674                         if (gb_array->len != 0) {
 675                                 characteristic->val = g_malloc0(gb_array->len *
 676                                                                 sizeof(unsigned char));
 677                                 memcpy(characteristic->val, gb_array->data, gb_array->len);
 678                         }
 679                         characteristic->val_len = gb_array->len;
 680                         g_byte_array_free(gb_array, TRUE);
 681                 } else if (!g_strcmp0(key, "Flags")) {
 682                         g_variant_get(value, "as", &char_perm_iter);
 683                         characteristic->permission = 0x00;
 684                         while (g_variant_iter_loop(char_perm_iter, "s", &permission)) {
 685                                 BT_DBG("permission = %s", permission);
 686                                 characteristic->permission |= __get_permission_flag(permission);
 687                                 BT_DBG("permission check = %d", characteristic->permission);
 688                         }
 689                         g_variant_iter_free(char_perm_iter);
 690                 } else if (!g_strcmp0(key, "Descriptors")) {
 691                         g_variant_get(value, "ao", &char_desc_iter);
 692                         gp_array = g_ptr_array_new();
 693                         while (g_variant_iter_loop(char_desc_iter, "&o", &char_desc_handle)) {
 694                                 g_ptr_array_add(gp_array, (gpointer)char_desc_handle);
 695                         }
 696                         g_variant_iter_free(char_desc_iter);
 697                         if (gp_array->len != 0) {
 698                                 characteristic->char_desc_handle.count = gp_array->len;
 699                                 characteristic->char_desc_handle.handle =
 700                                                 __get_string_array_from_gptr_array(gp_array);
 701                         }
 702                         g_ptr_array_free(gp_array, TRUE);
 703                 }
 704         }
 705
 706         g_variant_iter_free(property_iter);
 707         g_variant_unref(result);
 708         g_object_unref(properties_proxy);
 709
 710         BT_DBG("-");
 711         return BLUETOOTH_ERROR_NONE;
 712 }
 713
 714 void bluetooth_gatt_get_char_from_uuid_cb(GDBusProxy *proxy,
 715                         GAsyncResult *res, gpointer user_data)
 716 {
 717         GVariant *value;
 718         GVariantIter *char_iter;
 719         char *char_handle;
 720         GError *error = NULL;
 721         bt_user_info_t *user_info;
 722         int ret = BLUETOOTH_ERROR_INTERNAL;
 723         bt_gatt_char_property_t characteristic;
 724
 725         user_info = _bt_get_user_data(BT_COMMON);
 726
 727         value = g_dbus_proxy_call_finish(proxy, res, &error);
 728
 729         if (value == NULL) {
 730                 if (error != NULL) {
 731                         BT_ERR("Get service characteristics failed\n errCode[%x],"
 732                                         "message[%s]\n", error->code, error->message);
 733                         g_clear_error(&error);
 734                 } else {
 735                         BT_ERR("Get service characteristics failed\n");
 736                 }
 737                 if (user_info) {
 738                         _bt_common_event_cb(BLUETOOTH_EVENT_GATT_GET_CHAR_FROM_UUID,
 739                                 BLUETOOTH_ERROR_INTERNAL, NULL,
 740                                 user_info->cb, user_info->user_data);
 741                 }
 742                 g_object_unref(proxy);
 743                 g_free(user_data);
 744                 return;
 745         }
 746
 747         g_variant_get(value, "(ao)", &char_iter);
 748
 749         while (g_variant_iter_loop(char_iter, "&o",  &char_handle)) {
 750                 if (!char_handle)
 751                         continue;
 752                 ret = bluetooth_gatt_get_characteristics_property(char_handle,
 753                                 &characteristic);
 754
 755                 if (ret != BLUETOOTH_ERROR_NONE) {
 756                         BT_ERR("Get characteristic property failed(0x%08x)", ret);
 757                 } else {
 758                         if (g_strstr_len(characteristic.uuid, -1, user_data)) {
 759                                 ret = BLUETOOTH_ERROR_NONE;
 760                                 break;
 761                         }
 762                 }
 763                 bluetooth_gatt_free_char_property(&characteristic);
 764         }
 765
 766         if (user_info) {
 767                 _bt_common_event_cb(BLUETOOTH_EVENT_GATT_GET_CHAR_FROM_UUID, ret,
 768                                 &characteristic, user_info->cb, user_info->user_data);
 769         }
 770
 771         bluetooth_gatt_free_char_property(&characteristic);
 772         g_variant_iter_free(char_iter);
 773         g_variant_unref(value);
 774         g_free(user_data);
 775 }
 776
 777 BT_EXPORT_API int bluetooth_gatt_get_char_from_uuid(const char *service_handle,
 778                                                 const char *char_uuid)
 779 {
 780         GDBusProxy *properties_proxy = NULL;
 781         GDBusConnection *g_conn;
 782         GError *error = NULL;
 783         char *uuid;
 784
 785         BT_CHECK_PARAMETER(service_handle, return);
 786         BT_CHECK_PARAMETER(char_uuid, return);
 787         BT_CHECK_ENABLED(return);
 788
 789         g_conn = _bt_gdbus_get_system_gconn();
 790         retv_if(g_conn == NULL, BLUETOOTH_ERROR_INTERNAL);
 791
 792         properties_proxy = g_dbus_proxy_new_sync(g_conn,
 793                         G_DBUS_PROXY_FLAGS_NONE, NULL,
 794                         BT_BLUEZ_NAME,
 795                         service_handle,
 796                         BT_PROPERTIES_INTERFACE,
 797                         NULL, &error);
 798
 799         retv_if(properties_proxy == NULL, BLUETOOTH_ERROR_INTERNAL);
 800
 801         uuid = g_strdup(char_uuid);
 802         g_dbus_proxy_call(properties_proxy,
 803                         "Get",
 804                         g_variant_new("(ss)",
 805                                 GATT_SERV_INTERFACE, "Characteristics"),
 806                         G_DBUS_CALL_FLAGS_NONE,
 807                         -1,
 808                         NULL,
 809                         (GAsyncReadyCallback)bluetooth_gatt_get_char_from_uuid_cb,
 810                         (gpointer)uuid);
 811
 812         return BLUETOOTH_ERROR_NONE;
 813 }
 814
 815 BT_EXPORT_API int bluetooth_gatt_get_char_descriptor_property(
 816                 const char *descriptor_handle, bt_gatt_char_descriptor_property_t *descriptor)
 817 {
 818         GDBusProxy *properties_proxy = NULL;
 819         GError *error = NULL;
 820         GDBusConnection *g_conn;
 821         GVariant *result = NULL;
 822         GVariantIter *property_iter;
 823         const gchar *key;
 824         guint8 char_value;
 825         gsize len;
 826         GVariant *value = NULL;
 827         GByteArray *gb_array = NULL;
 828         GVariantIter *desc_value_iter;
 829
 830         BT_DBG("+");
 831         BT_CHECK_PARAMETER(descriptor_handle, return);
 832         BT_CHECK_PARAMETER(descriptor, return);
 833
 834         BT_CHECK_ENABLED(return);
 835
 836         g_conn = _bt_gdbus_get_system_gconn();
 837         retv_if(g_conn == NULL, BLUETOOTH_ERROR_INTERNAL);
 838
 839         properties_proxy = g_dbus_proxy_new_sync(g_conn,
 840                         G_DBUS_PROXY_FLAGS_NONE, NULL,
 841                         BT_BLUEZ_NAME,
 842                         descriptor_handle,
 843                         BT_PROPERTIES_INTERFACE,
 844                         NULL, &error);
 845
 846         retv_if(properties_proxy == NULL, BLUETOOTH_ERROR_INTERNAL);
 847
 848         result = g_dbus_proxy_call_sync(properties_proxy,
 849                                 "GetAll",
 850                                         g_variant_new("(s)", GATT_DESC_INTERFACE),
 851                                 G_DBUS_CALL_FLAGS_NONE,
 852                                 -1,
 853                                 NULL,
 854                                 &error);
 855
 856         if (!result) {
 857                 if (error != NULL) {
 858                         BT_ERR("Fail to get properties (Error: %s)", error->message);
 859                         g_clear_error(&error);
 860                 } else
 861                         BT_ERR("Fail to get properties");
 862                 g_object_unref(properties_proxy);
 863                 return BLUETOOTH_ERROR_INTERNAL;
 864         }
 865
 866         g_variant_get(result, "(a{sv})", &property_iter);
 867
 868         memset(descriptor, 0, sizeof(bt_gatt_char_descriptor_property_t));
 869         descriptor->handle = g_strdup(descriptor_handle);
 870
 871         while (g_variant_iter_loop(property_iter, "{sv}", &key, &value)) {
 872                 if (!g_strcmp0(key, "UUID")) {
 873                         char *name = NULL;
 874                         descriptor->uuid = g_variant_dup_string(value, &len);
 875                         _bt_get_uuid_specification_name(descriptor->uuid, &name);
 876                         BT_INFO("Descriptor : %s [%s]", descriptor->uuid, name);
 877                         g_free(name);
 878                 } else if (!g_strcmp0(key, "Value")) {
 879                         gb_array = g_byte_array_new();
 880                         g_variant_get(value, "ay", &desc_value_iter);
 881                         while (g_variant_iter_loop(desc_value_iter, "y",  &char_value)) {
 882                                 BT_DBG("value of descriptor = %d", char_value);
 883                                 g_byte_array_append(gb_array, &char_value, 1);
 884                         }
 885                         g_variant_iter_free(desc_value_iter);
 886
 887                         if (gb_array->len != 0) {
 888                                 descriptor->val = g_malloc0(gb_array->len *
 889                                                                 sizeof(unsigned char));
 890                                 memcpy(descriptor->val, gb_array->data, gb_array->len);
 891                         }
 892                         descriptor->val_len = gb_array->len;
 893                         g_byte_array_free(gb_array, TRUE);
 894                 }
 895         }
 896
 897         g_variant_iter_free(property_iter);
 898         g_variant_unref(result);
 899         g_object_unref(properties_proxy);
 900
 901         BT_DBG("-");
 902         return BLUETOOTH_ERROR_NONE;
 903 }
 904
 905 static void __bluetooth_internal_read_cb(GObject *source_object,
 906                         GAsyncResult *res,
 907                         gpointer user_data)
 908 {
 909         GError *error = NULL;
 910         bt_user_info_t *user_info;
 911         bt_gatt_char_value_t char_value =  { 0, };
 912         GDBusConnection *system_gconn = NULL;
 913         GVariant *value;
 914         GByteArray *gp_byte_array = NULL;
 915         GVariantIter *iter;
 916         guint8 g_byte;
 917         int ret = BLUETOOTH_ERROR_NONE;
 918
 919         BT_DBG("+");
 920         user_info = _bt_get_user_data(BT_COMMON);
 921
 922         system_gconn = _bt_gdbus_get_system_gconn();
 923         value = g_dbus_connection_call_finish(system_gconn, res, &error);
 924
 925         if (error) {
 926                 BT_ERR("Error : %s \n", error->message);
 927                 if (g_strrstr(error->message, "Not paired"))
 928                         ret = BLUETOOTH_ERROR_NOT_PAIRED;
 929                 else
 930                         ret = BLUETOOTH_ERROR_INTERNAL;
 931
 932                 g_clear_error(&error);
 933                 if (user_info) {
 934                         _bt_common_event_cb(BLUETOOTH_EVENT_GATT_READ_CHAR,
 935                                 ret, NULL,
 936                                 user_info->cb, user_info->user_data);
 937                 }
 938                 g_free(user_data);
 939                 return;
 940         }
 941
 942         char_value.char_handle = user_data;
 943         gp_byte_array = g_byte_array_new();
 944         g_variant_get(value, "(ay)", &iter);
 945
 946         while (g_variant_iter_loop(iter, "y", &g_byte)) {
 947                 g_byte_array_append(gp_byte_array, &g_byte, 1);
 948         }
 949
 950         if (gp_byte_array->len != 0) {
 951                 char_value.val_len = gp_byte_array->len;
 952                 char_value.char_value = gp_byte_array->data;
 953         }
 954
 955         if (user_info) {
 956                 _bt_common_event_cb(BLUETOOTH_EVENT_GATT_READ_CHAR,
 957                                 BLUETOOTH_ERROR_NONE, &char_value,
 958                                 user_info->cb, user_info->user_data);
 959         }
 960
 961         g_free(char_value.char_handle);
 962         g_byte_array_free(gp_byte_array, TRUE);
 963         g_variant_unref(value);
 964         g_variant_iter_free(iter);
 965
 966         BT_DBG("-");
 967 }
 968
 969 BT_EXPORT_API int bluetooth_gatt_read_characteristic_value(const char *characteristic)
 970 {
 971         GDBusConnection *conn;
 972         char *handle;
 973
 974         BT_CHECK_PARAMETER(characteristic, return);
 975         BT_CHECK_ENABLED(return);
 976
 977         conn = _bt_gdbus_get_system_gconn();
 978         retv_if(conn == NULL, BLUETOOTH_ERROR_INTERNAL);
 979
 980         handle = g_strdup(characteristic);
 981
 982         g_dbus_connection_call(conn,
 983                         BT_BLUEZ_NAME,
 984                         characteristic,
 985                         GATT_CHAR_INTERFACE,
 986                         "ReadValue",
 987                         NULL,
 988                         G_VARIANT_TYPE("(ay)"),
 989                         G_DBUS_CALL_FLAGS_NONE,
 990                         -1,
 991                         NULL,
 992                         (GAsyncReadyCallback)__bluetooth_internal_read_cb,
 993                         (gpointer)handle);
 994
 995         return BLUETOOTH_ERROR_NONE;
 996 }
 997
 998 BT_EXPORT_API int bluetooth_gatt_set_characteristics_value(
 999                 const char *char_handle, const guint8 *value, int length)
1000 {
1001         GVariant *val;
1002         GVariantBuilder *builder;
1003         GError *error = NULL;
1004         GDBusConnection *conn;
1005         int i = 0;
1006
1007         BT_DBG("+");
1008         BT_CHECK_PARAMETER(char_handle, return);
1009         BT_CHECK_PARAMETER(value, return);
1010         retv_if(length == 0, BLUETOOTH_ERROR_INVALID_PARAM);
1011         BT_CHECK_ENABLED(return);
1012
1013         conn = _bt_gdbus_get_system_gconn();
1014         retv_if(conn == NULL, BLUETOOTH_ERROR_INTERNAL);
1015
1016         builder = g_variant_builder_new(G_VARIANT_TYPE("ay"));
1017
1018         for (i = 0; i < length; i++) {
1019                 g_variant_builder_add(builder, "y", value[i]);
1020         }
1021
1022         val = g_variant_new("(ay)", builder);
1023
1024         g_dbus_connection_call_sync(conn,
1025                         BT_BLUEZ_NAME,
1026                         char_handle,
1027                         GATT_CHAR_INTERFACE,
1028                         "WriteValue",
1029                         val,
1030                         NULL,
1031                         G_DBUS_CALL_FLAGS_NONE,
1032                         -1, NULL, &error);
1033
1034         if (error) {
1035                 BT_ERR("Set value Failed: %s", error->message);
1036                 g_clear_error(&error);
1037                 g_variant_builder_unref(builder);
1038                 return BLUETOOTH_ERROR_INTERNAL;
1039         }
1040
1041         g_variant_builder_unref(builder);
1042
1043         BT_DBG("-");
1044         return BLUETOOTH_ERROR_NONE;
1045 }
1046
1047 static void __bluetooth_internal_write_cb(GObject *source_object,
1048                         GAsyncResult *res,
1049                         gpointer user_data)
1050 {
1051         BT_DBG("+");
1052         GError *error = NULL;
1053         bt_user_info_t *user_info;
1054         GDBusConnection *system_gconn = NULL;
1055         GVariant *value;
1056         int result = BLUETOOTH_ERROR_NONE;
1057         guint8 att_ecode = 0;
1058
1059         user_info = _bt_get_user_data(BT_COMMON);
1060
1061         system_gconn = _bt_gdbus_get_system_gconn();
1062         value = g_dbus_connection_call_finish(system_gconn, res, &error);
1063
1064         if (error) {
1065                 BT_ERR("Error : %s \n", error->message);
1066                 g_clear_error(&error);
1067                 result = BLUETOOTH_ERROR_INTERNAL;
1068         } else {
1069                 g_variant_get(value, "(y)", &att_ecode);
1070                 if (att_ecode) {
1071                         result =  att_ecode;
1072                         BT_ERR("ATT Error code: %d \n", att_ecode);
1073                 }
1074         }
1075
1076         if (user_info) {
1077                 _bt_common_event_cb(BLUETOOTH_EVENT_GATT_WRITE_CHAR,
1078                                 result, NULL,
1079                                 user_info->cb, user_info->user_data);
1080         } else {
1081                 BT_ERR("user info is null");
1082         }
1083
1084         if (value)
1085                 g_variant_unref(value);
1086         BT_DBG("-");
1087         return;
1088 }
1089
1090 BT_EXPORT_API int bluetooth_gatt_set_characteristics_value_by_type(
1091                 const char *char_handle, const guint8 *value, int length, guint8 write_type)
1092 {
1093         GVariant *val;
1094         GVariantBuilder *builder;
1095         GDBusConnection *conn;
1096         int i = 0;
1097         int ret = BLUETOOTH_ERROR_NONE;
1098
1099         BT_CHECK_PARAMETER(char_handle, return);
1100         BT_CHECK_PARAMETER(value, return);
1101         retv_if(length == 0, BLUETOOTH_ERROR_INVALID_PARAM);
1102         BT_CHECK_ENABLED_INTERNAL(return);
1103
1104         conn = _bt_gdbus_get_system_gconn();
1105         retv_if(conn == NULL, BLUETOOTH_ERROR_INTERNAL);
1106
1107         builder = g_variant_builder_new(G_VARIANT_TYPE("ay"));
1108
1109         for (i = 0; i < length; i++) {
1110                 g_variant_builder_add(builder, "y", value[i]);
1111         }
1112
1113         val = g_variant_new("ay", builder);
1114         g_dbus_connection_call(conn,
1115                         BT_BLUEZ_NAME,
1116                         char_handle,
1117                         GATT_CHAR_INTERFACE,
1118                         "WriteValuebyType",
1119                         g_variant_new("(y@ay)", write_type, val),
1120                         G_VARIANT_TYPE("(y)"),
1121                         G_DBUS_CALL_FLAGS_NONE,
1122                         -1, NULL,
1123                         (GAsyncReadyCallback)__bluetooth_internal_write_cb,
1124                         NULL);
1125
1126         g_variant_builder_unref(builder);
1127         return ret;
1128 }
1129
1130 BT_EXPORT_API int bluetooth_gatt_set_characteristics_value_request(
1131                         const char *char_handle, const guint8 *value, int length)
1132 {
1133         GVariant *val;
1134         GDBusConnection *conn;
1135         GVariantBuilder *builder;
1136         int i;
1137
1138         BT_DBG("+");
1139         BT_CHECK_PARAMETER(char_handle, return);
1140         BT_CHECK_PARAMETER(value, return);
1141         retv_if(length == 0, BLUETOOTH_ERROR_INVALID_PARAM);
1142         BT_CHECK_ENABLED(return);
1143
1144         conn = _bt_gdbus_get_system_gconn();
1145         retv_if(conn == NULL, BLUETOOTH_ERROR_INTERNAL);
1146
1147         builder = g_variant_builder_new(G_VARIANT_TYPE("ay"));
1148
1149         for (i = 0; i < length; i++) {
1150                 g_variant_builder_add(builder, "y", value[i]);
1151                 BT_DBG("value [] = %d", value[i]);
1152         }
1153
1154         val = g_variant_new("(ay)", builder);
1155
1156         g_dbus_connection_call(conn,
1157                                 BT_BLUEZ_NAME,
1158                                 char_handle,
1159                                 GATT_CHAR_INTERFACE,
1160                                 "WriteValue",
1161                                 val,
1162                                 NULL,
1163                                 G_DBUS_CALL_FLAGS_NONE,
1164                                 -1, NULL,
1165                                 (GAsyncReadyCallback)__bluetooth_internal_write_cb,
1166                                 NULL);
1167
1168         g_variant_builder_unref(builder);
1169
1170         BT_DBG("-");
1171         return BLUETOOTH_ERROR_NONE;
1172 }
1173
1174 static int __bluetooth_gatt_descriptor_iter(const char *char_handle,
1175                         bt_gatt_char_property_t *characteristic)
1176 {
1177         BT_DBG("+");
1178         GDBusProxy *properties_proxy = NULL;
1179         GError *error = NULL;
1180         GVariant *value = NULL;
1181         GVariant *result = NULL;
1182         GDBusConnection *g_conn;
1183         int i, ret = BLUETOOTH_ERROR_NONE;
1184         const char *uuid = NULL;
1185         gsize len = 0;
1186         GVariantIter *desc_value_iter, *property_iter;
1187         const gchar *key;
1188         char_descriptor_type_t desc_type = TYPE_NONE;
1189
1190         g_conn = _bt_gdbus_get_system_gconn();
1191         retv_if(g_conn == NULL, BLUETOOTH_ERROR_INTERNAL);
1192
1193         properties_proxy = g_dbus_proxy_new_sync(g_conn,
1194                         G_DBUS_PROXY_FLAGS_NONE, NULL,
1195                         BT_BLUEZ_NAME,
1196                         char_handle,
1197                         BT_PROPERTIES_INTERFACE,
1198                         NULL, &error);
1199
1200         retv_if(properties_proxy == NULL, BLUETOOTH_ERROR_INTERNAL);
1201
1202         result = g_dbus_proxy_call_sync(properties_proxy,
1203                                 "GetAll",
1204                                 g_variant_new("(s)", GATT_DESC_INTERFACE),
1205                                 G_DBUS_CALL_FLAGS_NONE,
1206                                 -1,
1207                                 NULL,
1208                                 &error);
1209
1210         if (!result) {
1211                 if (error != NULL) {
1212                         BT_ERR("Fail to get properties (Error: %s)", error->message);
1213                         g_clear_error(&error);
1214                 } else
1215                         BT_ERR("Fail to get properties");
1216                 g_object_unref(properties_proxy);
1217                 return BLUETOOTH_ERROR_INTERNAL;
1218         }
1219         g_variant_get(result, "(a{sv})", &property_iter);
1220         while (g_variant_iter_loop(property_iter, "{sv}", &key, &value)) {
1221                 if (!g_strcmp0(key, "UUID")) {
1222                         uuid = g_variant_get_string(value, &len);
1223                         if (g_strcmp0(uuid, GATT_USER_DESC_UUID) == 0) {
1224                                 BT_DBG("GATT_USER_DESC_UUID");
1225                                 desc_type = USER_DESC;
1226                         } else if (g_strcmp0(uuid, GATT_CHAR_FORMAT) == 0) {
1227                                 BT_DBG("GATT_CHAR_FORMAT");
1228                                 desc_type = CHAR_FORMAT;
1229                         } else if (g_strcmp0(uuid, GATT_CHAR_CLIENT_CONF) == 0) {
1230                                 BT_DBG("GATT_CHAR_CLIENT_CONF");
1231                                 desc_type = CLIENT_CONF;
1232                         } else if (g_strcmp0(uuid, GATT_CHAR_SERVER_CONF) == 0) {
1233                                 BT_DBG("GATT_CHAR_SERVER_CONF");
1234                                 desc_type = SERVER_CONF;
1235                         } else {
1236                                 BT_DBG("descriptor uuid = %s", uuid);
1237                         }
1238                 } else if (!g_strcmp0(key, "Value")) {
1239                         switch (desc_type) {
1240                         case CHAR_FORMAT:
1241                                 BT_DBG("Format descriptor");
1242                                 g_variant_get(value, "(yyqyq)",
1243                                                 &(characteristic->format.format),
1244                                                 &(characteristic->format.exponent),
1245                                                 &(characteristic->format.unit),
1246                                                 &(characteristic->format.name_space),
1247                                                 &(characteristic->format.description));
1248                                 break;
1249                         case USER_DESC:
1250                                 BT_DBG("User descriptor");
1251                                 g_variant_get(value, "ay", &desc_value_iter);
1252                                 len = g_variant_get_size((GVariant *)desc_value_iter);
1253
1254                                 if (len > 0) {
1255                                         characteristic->description = (char *)g_malloc0(len + 1);
1256                                         if (!characteristic->description) {
1257                                                 ret = BLUETOOTH_ERROR_OUT_OF_MEMORY;
1258                                                 goto done;
1259                                         }
1260                                 }
1261                                 for (i = 0; i < len; i++) {
1262                                         g_variant_iter_loop(desc_value_iter, "y",
1263                                                 &characteristic->description[i]);
1264                                         BT_DBG("description = %s", characteristic->description);
1265                                 }
1266                                 g_variant_iter_free(desc_value_iter);
1267                                 break;
1268                         case CLIENT_CONF:
1269                                 BT_DBG(" CLIENT_CONF");
1270                                 break;
1271                         case SERVER_CONF:
1272                                 BT_DBG(" SERVER_CONF");
1273                                 break;
1274                         default:
1275                                 break;
1276                         }
1277                 }
1278         }
1279
1280 done:
1281         g_variant_iter_free(property_iter);
1282         g_variant_unref(result);
1283         g_object_unref(properties_proxy);
1284
1285         BT_DBG("-");
1286         return ret;
1287 }
1288
1289
1290 static void bluetooth_gatt_get_char_desc_cb(GDBusProxy *proxy,
1291                         GAsyncResult *res, gpointer user_data)
1292 {
1293         BT_DBG("+");
1294         GVariant *value;
1295         GVariant        *char_value;
1296         GVariantIter *char_iter;
1297         char *char_handle;
1298         GError *error = NULL;
1299         bt_user_info_t *user_info;
1300         bt_gatt_char_property_t characteristic = {0, };
1301         int ret = BLUETOOTH_ERROR_INTERNAL;
1302
1303         user_info = _bt_get_user_data(BT_COMMON);
1304
1305         value = g_dbus_proxy_call_finish(proxy, res, &error);
1306
1307         if (value == NULL) {
1308                 if (error != NULL) {
1309                         BT_ERR("Get characteristic descriptor failed\n errCode[%x],"
1310                                         "message[%s]\n", error->code, error->message);
1311                         g_clear_error(&error);
1312                 } else {
1313                         BT_ERR("Get characteristic descriptor failed\n");
1314                 }
1315                 if (user_info) {
1316                         _bt_common_event_cb(BLUETOOTH_EVENT_GATT_SVC_CHAR_DESC_DISCOVERED,
1317                                 BLUETOOTH_ERROR_INTERNAL, NULL,
1318                                 user_info->cb, user_info->user_data);
1319                 }
1320                 g_free(user_data);
1321                 g_object_unref(proxy);
1322                 return;
1323         }
1324
1325         g_variant_get(value, "(v)", &char_value);
1326         g_variant_get(char_value, "ao", &char_iter);
1327
1328         while (g_variant_iter_loop(char_iter, "&o",  &char_handle)) {
1329                 BT_DBG("object path of descriptor = %s", char_handle);
1330                 if (char_handle) {
1331                         ret = __bluetooth_gatt_descriptor_iter(char_handle,
1332                                                 &characteristic);
1333                         BT_DBG("Descriptor read status [%d]", ret);
1334                 }
1335         }
1336
1337         characteristic.handle = user_data;
1338         if (user_info) {
1339                 _bt_common_event_cb(BLUETOOTH_EVENT_GATT_SVC_CHAR_DESC_DISCOVERED,
1340                                 ret, &characteristic, user_info->cb, user_info->user_data);
1341         }
1342         bluetooth_gatt_free_char_property(&characteristic);
1343
1344         g_variant_iter_free(char_iter);
1345         g_variant_unref(value);
1346         BT_DBG("-");
1347 }
1348
1349 BT_EXPORT_API int bluetooth_gatt_discover_characteristic_descriptor(
1350                         const char *characteristic_handle)
1351 {
1352         GDBusProxy *properties_proxy = NULL;
1353         GDBusConnection *g_conn;
1354         char *handle;
1355         GError *error = NULL;
1356
1357         BT_CHECK_PARAMETER(characteristic_handle, return);
1358         BT_CHECK_ENABLED(return);
1359
1360         g_conn = _bt_gdbus_get_system_gconn();
1361         retv_if(g_conn == NULL, BLUETOOTH_ERROR_INTERNAL);
1362
1363         properties_proxy = g_dbus_proxy_new_sync(g_conn,
1364                         G_DBUS_PROXY_FLAGS_NONE, NULL,
1365                         BT_BLUEZ_NAME,
1366                         characteristic_handle,
1367                         BT_PROPERTIES_INTERFACE,
1368                         NULL, &error);
1369
1370         retv_if(properties_proxy == NULL, BLUETOOTH_ERROR_INTERNAL);
1371
1372         handle = g_strdup(characteristic_handle);
1373         g_dbus_proxy_call(properties_proxy,
1374                         "Get",
1375                         g_variant_new("(ss)",
1376                                 GATT_CHAR_INTERFACE, "Descriptors"),
1377                         G_DBUS_CALL_FLAGS_NONE,
1378                         -1, NULL,
1379                         (GAsyncReadyCallback)bluetooth_gatt_get_char_desc_cb,
1380                         (gpointer)handle);
1381
1382         return BLUETOOTH_ERROR_NONE;
1383 }
1384
1385 static void __bluetooth_internal_read_desc_cb(GObject *source_object,
1386                         GAsyncResult *res,
1387                         gpointer user_data)
1388 {
1389         GError *error = NULL;
1390         bt_user_info_t *user_info;
1391         bt_gatt_char_property_t char_value =  { 0, };
1392         GDBusConnection *system_gconn = NULL;
1393         GVariant *value;
1394         GByteArray *gp_byte_array = NULL;
1395         GVariantIter *iter;
1396         guint8 g_byte;
1397
1398         BT_DBG("+");
1399         user_info = _bt_get_user_data(BT_COMMON);
1400         system_gconn = _bt_gdbus_get_system_gconn();
1401
1402         char_value.handle = user_data;
1403         value = g_dbus_connection_call_finish(system_gconn, res, &error);
1404
1405         if (error) {
1406                 BT_ERR("Error : %s \n", error->message);
1407                 g_clear_error(&error);
1408                 if (user_info) {
1409                         _bt_common_event_cb(BLUETOOTH_EVENT_GATT_READ_DESC,
1410                                         BLUETOOTH_ERROR_INTERNAL, NULL,
1411                                         user_info->cb, user_info->user_data);
1412                 }
1413                 g_free(char_value.handle);
1414                 return;
1415         }
1416
1417         gp_byte_array = g_byte_array_new();
1418         g_variant_get(value, "(ay)", &iter);
1419
1420         while (g_variant_iter_loop(iter, "y",  &g_byte))
1421                 g_byte_array_append(gp_byte_array, &g_byte, 1);
1422
1423         if (gp_byte_array->len != 0) {
1424                 char_value.val_len = (unsigned int)gp_byte_array->len;
1425                 char_value.description = (char *)gp_byte_array->data;
1426         }
1427
1428         if (user_info) {
1429                 _bt_common_event_cb(BLUETOOTH_EVENT_GATT_READ_DESC,
1430                                 BLUETOOTH_ERROR_NONE, &char_value,
1431                                 user_info->cb, user_info->user_data);
1432         }
1433
1434         g_byte_array_free(gp_byte_array, TRUE);
1435         g_free(char_value.handle);
1436         g_variant_unref(value);
1437         g_variant_iter_free(iter);
1438
1439         BT_DBG("-");
1440 }
1441
1442 BT_EXPORT_API int bluetooth_gatt_read_descriptor_value(const char *char_descriptor)
1443 {
1444         GDBusConnection *conn;
1445         char *handle;
1446
1447         BT_DBG("+");
1448         BT_CHECK_PARAMETER(char_descriptor, return);
1449         BT_CHECK_ENABLED(return);
1450
1451         conn = _bt_gdbus_get_system_gconn();
1452         retv_if(conn == NULL, BLUETOOTH_ERROR_INTERNAL);
1453
1454         handle = g_strdup(char_descriptor);
1455
1456         g_dbus_connection_call(conn,
1457                         BT_BLUEZ_NAME,
1458                         char_descriptor,
1459                         GATT_DESC_INTERFACE,
1460                         "ReadValue",
1461                         NULL,
1462                         G_VARIANT_TYPE("(ay)"),
1463                         G_DBUS_CALL_FLAGS_NONE,
1464                         -1,
1465                         NULL,
1466                         (GAsyncReadyCallback)__bluetooth_internal_read_desc_cb,
1467                         (gpointer)handle);
1468
1469         BT_DBG("-");
1470         return BLUETOOTH_ERROR_NONE;
1471 }
1472
1473 static void __bluetooth_internal_write_desc_cb(GObject *source_object,
1474                         GAsyncResult *res,
1475                         gpointer user_data)
1476 {
1477         GError *error = NULL;
1478         bt_user_info_t *user_info;
1479         GDBusConnection *system_gconn = NULL;
1480         GVariant *value;
1481         int result = BLUETOOTH_ERROR_NONE;
1482         guint8 att_ecode = 0;
1483
1484         BT_DBG("+");
1485         user_info = _bt_get_user_data(BT_COMMON);
1486
1487         system_gconn = _bt_gdbus_get_system_gconn();
1488         value = g_dbus_connection_call_finish(system_gconn, res, &error);
1489
1490         if (error) {
1491                 BT_ERR("Error : %s \n", error->message);
1492                 g_clear_error(&error);
1493                 result = BLUETOOTH_ERROR_INTERNAL;
1494         } else {
1495                 g_variant_get(value, "(y)", &att_ecode);
1496                 if (att_ecode) {
1497                         result =  att_ecode;
1498                         BT_ERR("ATT Error code: %d \n", att_ecode);
1499                 }
1500         }
1501
1502         if (user_info) {
1503                 _bt_common_event_cb(BLUETOOTH_EVENT_GATT_WRITE_DESC,
1504                                 result, NULL,
1505                                 user_info->cb, user_info->user_data);
1506         }
1507
1508         if (value)
1509                 g_variant_unref(value);
1510
1511         BT_DBG("-");
1512 }
1513
1514 BT_EXPORT_API int bluetooth_gatt_write_descriptor_value(
1515                         const char *desc_handle, const guint8 *value, int length)
1516 {
1517         GVariant *val;
1518         GDBusConnection *conn;
1519         GVariantBuilder *builder;
1520         int i;
1521
1522         BT_DBG("+");
1523         BT_CHECK_PARAMETER(desc_handle, return);
1524         BT_CHECK_PARAMETER(value, return);
1525         retv_if(length == 0, BLUETOOTH_ERROR_INVALID_PARAM);
1526         BT_CHECK_ENABLED(return);
1527
1528         conn = _bt_gdbus_get_system_gconn();
1529         retv_if(conn == NULL, BLUETOOTH_ERROR_INTERNAL);
1530
1531         builder = g_variant_builder_new(G_VARIANT_TYPE("ay"));
1532
1533         for (i = 0; i < length; i++) {
1534                 g_variant_builder_add(builder, "y", value[i]);
1535         }
1536
1537         val = g_variant_new("(ay)", builder);
1538
1539         g_dbus_connection_call(conn,
1540                                 BT_BLUEZ_NAME,
1541                                 desc_handle,
1542                                 GATT_DESC_INTERFACE,
1543                                 "WriteValue",
1544                                 val,
1545                                 G_VARIANT_TYPE("(y)"),
1546                                 G_DBUS_CALL_FLAGS_NONE,
1547                                 -1, NULL,
1548                                 (GAsyncReadyCallback)__bluetooth_internal_write_desc_cb,
1549                                 NULL);
1550
1551         g_variant_builder_unref(builder);
1552
1553         BT_DBG("-");
1554         return BLUETOOTH_ERROR_NONE;
1555 }
1556
1557 #ifndef GATT_NO_RELAY
1558 static int __bluetooth_gatt_watch_characteristics(void)
1559 {
1560         int result = BLUETOOTH_ERROR_NONE;
1561
1562         BT_INIT_PARAMS();
1563         BT_ALLOC_PARAMS(in_param1, in_param2, in_param3, in_param4, out_param);
1564
1565         result = _bt_send_request(BT_BLUEZ_SERVICE,
1566                         BT_GATT_WATCH_CHARACTERISTIC,
1567                         in_param1, in_param2, in_param3, in_param4, &out_param);
1568
1569         if (result != BLUETOOTH_ERROR_NONE)
1570                         BT_ERR("Watch Characteristic request failed !");
1571
1572         BT_FREE_PARAMS(in_param1, in_param2, in_param3, in_param4, out_param);
1573
1574         return result;
1575 }
1576 #endif
1577
1578 BT_EXPORT_API int bluetooth_gatt_watch_characteristics(const char *char_handle)
1579 {
1580         GDBusConnection *conn;
1581         GError *error = NULL;
1582         int ret = BLUETOOTH_ERROR_NONE;
1583
1584         BT_CHECK_PARAMETER(char_handle, return);
1585         BT_CHECK_ENABLED(return);
1586
1587         BT_INFO_C("### Enable CCCD : %s", char_handle);
1588
1589         conn = _bt_gdbus_get_system_gconn();
1590         retv_if(conn == NULL, BLUETOOTH_ERROR_INTERNAL);
1591
1592         g_dbus_connection_call_sync(conn,
1593                         BT_BLUEZ_NAME,
1594                         char_handle,
1595                         GATT_CHAR_INTERFACE,
1596                         "StartNotify",
1597                         NULL,
1598                         NULL,
1599                         G_DBUS_CALL_FLAGS_NONE,
1600                         GATT_DEFAULT_TIMEOUT, NULL, &error);
1601
1602         if (error) {
1603                 g_dbus_error_strip_remote_error(error);
1604                 BT_ERR_C("### Watch Failed: %s", error->message);
1605                 if (g_strrstr(error->message, "Already notifying"))
1606                         ret = BLUETOOTH_ERROR_NONE;
1607                 else if (g_strrstr(error->message, "In Progress"))
1608                         ret = BLUETOOTH_ERROR_IN_PROGRESS;
1609                 else if (g_strrstr(error->message, "Operation is not supported"))
1610                         ret = BLUETOOTH_ERROR_NOT_SUPPORT;
1611 /*failed because of either Insufficient Authorization or Write Not Permitted */
1612                 else if (g_strrstr(error->message, "Write not permitted") ||
1613                                 g_strrstr(error->message, "Operation Not Authorized"))
1614                         ret = BLUETOOTH_ERROR_PERMISSION_DEINED;
1615 /* failed because of either Insufficient Authentication,
1616         Insufficient Encryption Key Size, or Insufficient Encryption. */
1617                 else if (g_strrstr(error->message, "Not paired"))
1618                         ret = BLUETOOTH_ERROR_NOT_PAIRED;
1619                 else
1620                         ret = BLUETOOTH_ERROR_INTERNAL;
1621
1622                 g_clear_error(&error);
1623         }
1624 #ifndef GATT_NO_RELAY
1625         else {
1626                 /* Register the client sender to bt-service */
1627                 ret = __bluetooth_gatt_watch_characteristics();
1628         }
1629 #endif
1630
1631         return ret;
1632 }
1633
1634 #ifndef GATT_NO_RELAY
1635 static int __bluetooth_gatt_unwatch_characteristics(void)
1636 {
1637         int result = BLUETOOTH_ERROR_NONE;
1638
1639         BT_INIT_PARAMS();
1640         BT_ALLOC_PARAMS(in_param1, in_param2, in_param3, in_param4, out_param);
1641
1642         result = _bt_send_request(BT_BLUEZ_SERVICE,
1643                         BT_GATT_UNWATCH_CHARACTERISTIC,
1644                         in_param1, in_param2, in_param3, in_param4, &out_param);
1645
1646         if (result != BLUETOOTH_ERROR_NONE)
1647                         BT_ERR("Unwatch Characteristic request failed !");
1648
1649         BT_FREE_PARAMS(in_param1, in_param2, in_param3, in_param4, out_param);
1650
1651         return result;
1652 }
1653 #endif
1654
1655 BT_EXPORT_API int bluetooth_gatt_unwatch_characteristics(const char *char_handle)
1656 {
1657
1658         GDBusConnection *conn;
1659         GError *error = NULL;
1660         int ret = BLUETOOTH_ERROR_NONE;
1661         BT_DBG("+");
1662         BT_CHECK_PARAMETER(char_handle, return);
1663
1664         BT_CHECK_ENABLED(return);
1665
1666         BT_INFO("Disable CCCD : %s", char_handle);
1667
1668         conn = _bt_gdbus_get_system_gconn();
1669         retv_if(conn == NULL, BLUETOOTH_ERROR_INTERNAL);
1670
1671         g_dbus_connection_call_sync(conn,
1672                         BT_BLUEZ_NAME,
1673                         char_handle,
1674                         GATT_CHAR_INTERFACE,
1675                         "StopNotify",
1676                         NULL,
1677                         NULL,
1678                         G_DBUS_CALL_FLAGS_NONE,
1679                         GATT_DEFAULT_TIMEOUT, NULL, &error);
1680
1681         if (error) {
1682                 BT_ERR("Watch Failed: %s", error->message);
1683                 g_clear_error(&error);
1684                 ret =  BLUETOOTH_ERROR_INTERNAL;
1685         }
1686 #ifndef GATT_NO_RELAY
1687         else {
1688                 /* Unregister the client sender to bt-service */
1689                 ret = __bluetooth_gatt_unwatch_characteristics();
1690         }
1691 #endif
1692         BT_DBG("-");
1693         return ret;
1694 }