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