bt-service/bt-service-common.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 <stdio.h>
  19 #include <string.h>
  20 #include <glib.h>
  21 #include <dlog.h>
  22 #include <fcntl.h>
  23 #include <errno.h>
  24 #include <termios.h>
  25 #include <net_connection.h>
  26 #include <dbus/dbus.h>
  27 #include <glib.h>
  28 #include <dlog.h>
  29 #include <fcntl.h>
  30 #include <errno.h>
  31 #include <termios.h>
  32 #include <net_connection.h>
  33 #include <bundle.h>
  34 #include <eventsystem.h>
  35
  36 #include "bluetooth-api.h"
  37 #include "bt-service-common.h"
  38 #include "bt-service-agent.h"
  39
  40 static GDBusConnection *system_conn;
  41 static GDBusConnection *session_conn;
  42 static GDBusProxy *manager_proxy;
  43 static GDBusProxy *adapter_proxy;
  44 static void *net_conn;
  45
  46 static GDBusProxy *adapter_properties_proxy;
  47
  48 static GDBusConnection *system_gconn = NULL;
  49
  50 GDBusConnection *_bt_gdbus_init_system_gconn(void)
  51 {
  52         GError *error = NULL;
  53
  54         dbus_threads_init_default();
  55
  56         g_type_init();
  57
  58         if (system_gconn != NULL)
  59                 return system_gconn;
  60
  61         system_gconn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, &error);
  62
  63         if (!system_gconn) {
  64                 BT_ERR("Unable to connect to dbus: %s", error->message);
  65                 g_clear_error(&error);
  66         }
  67
  68         return system_gconn;
  69 }
  70
  71 GDBusConnection *_bt_gdbus_get_system_gconn(void)
  72 {
  73         GDBusConnection *local_system_gconn = NULL;
  74         GError *error = NULL;
  75
  76         if (system_gconn == NULL) {
  77                 system_gconn = _bt_gdbus_init_system_gconn();
  78         } else if (g_dbus_connection_is_closed(system_gconn)){
  79
  80                 local_system_gconn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, &error);
  81
  82                 if (!local_system_gconn) {
  83                         BT_ERR("Unable to connect to dbus: %s", error->message);
  84                         g_clear_error(&error);
  85                 }
  86
  87                 system_gconn = local_system_gconn;
  88         }
  89
  90         return system_gconn;
  91 }
  92
  93 static GDBusProxy *__bt_init_manager_proxy(void)
  94 {
  95         GDBusProxy *proxy;
  96
  97         g_type_init();
  98
  99         if (system_conn == NULL) {
 100                 system_conn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, NULL);
 101                 retv_if(system_conn == NULL, NULL);
 102         }
 103
 104         proxy = g_dbus_proxy_new_sync(system_conn, G_DBUS_PROXY_FLAGS_NONE,
 105                                                                 NULL, BT_BLUEZ_NAME,
 106                                                                 BT_MANAGER_PATH, BT_MANAGER_INTERFACE,  NULL, NULL);
 107
 108         retv_if(proxy == NULL, NULL);
 109
 110         manager_proxy = proxy;
 111
 112         return proxy;
 113 }
 114
 115 static GDBusProxy *__bt_init_adapter_proxy(void)
 116 {
 117         GDBusProxy *manager_proxy;
 118         GDBusProxy *proxy;
 119         char *adapter_path = NULL;
 120
 121         g_type_init();
 122
 123         if (system_conn == NULL) {
 124                 system_conn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, NULL);
 125                 retv_if(system_conn == NULL, NULL);
 126         }
 127
 128         manager_proxy = _bt_get_manager_proxy();
 129         retv_if(manager_proxy == NULL, NULL);
 130
 131         adapter_path = _bt_get_adapter_path();
 132         retv_if(adapter_path == NULL, NULL);
 133
 134         proxy = g_dbus_proxy_new_sync(system_conn, G_DBUS_PROXY_FLAGS_NONE,
 135                                                                 NULL, BT_BLUEZ_NAME,
 136                                                                 adapter_path, BT_ADAPTER_INTERFACE,  NULL, NULL);
 137
 138         g_free(adapter_path);
 139
 140         retv_if(proxy == NULL, NULL);
 141
 142         adapter_proxy = proxy;
 143
 144         return proxy;
 145 }
 146
 147 static GDBusProxy *__bt_init_adapter_properties_proxy(void)
 148 {
 149         GDBusProxy *manager_proxy;
 150         GDBusProxy *proxy;
 151         char *adapter_path = NULL;
 152
 153         g_type_init();
 154
 155         if (system_conn == NULL) {
 156                 system_conn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, NULL);
 157                 retv_if(system_conn == NULL, NULL);
 158         }
 159
 160         manager_proxy = _bt_get_manager_proxy();
 161         retv_if(manager_proxy == NULL, NULL);
 162
 163         adapter_path = _bt_get_adapter_path();
 164         retv_if(adapter_path == NULL, NULL);
 165
 166         proxy = g_dbus_proxy_new_sync(system_conn, G_DBUS_PROXY_FLAGS_NONE,
 167                                                                         NULL, BT_BLUEZ_NAME,
 168                                                                         adapter_path, BT_PROPERTIES_INTERFACE,  NULL, NULL);
 169
 170         g_free(adapter_path);
 171
 172         retv_if(proxy == NULL, NULL);
 173
 174         adapter_properties_proxy = proxy;
 175
 176         return proxy;
 177 }
 178
 179 GDBusConnection *__bt_init_system_gconn(void)
 180 {
 181         g_type_init();
 182
 183         if (system_conn == NULL)
 184                 system_conn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, NULL);
 185
 186         return system_conn;
 187 }
 188
 189 GDBusConnection *__bt_init_session_conn(void)
 190 {
 191         if (session_conn == NULL)
 192                 session_conn =g_bus_get_sync(G_BUS_TYPE_SESSION, NULL, NULL);
 193
 194         return session_conn;
 195 }
 196
 197 GDBusConnection *_bt_get_session_gconn(void)
 198 {
 199         return (session_conn) ? session_conn : __bt_init_session_conn();
 200 }
 201
 202 GDBusConnection *_bt_get_system_gconn(void)
 203 {
 204         return (system_conn) ? system_conn : __bt_init_system_gconn();
 205 }
 206
 207 GDBusConnection *_bt_get_system_conn(void)
 208 {
 209         GDBusConnection *g_conn;
 210
 211         if (system_conn == NULL) {
 212                 g_conn = __bt_init_system_gconn();
 213         } else {
 214                 g_conn = system_conn;
 215         }
 216
 217         retv_if(g_conn == NULL, NULL);
 218
 219         return g_conn;
 220 }
 221
 222 GDBusProxy *_bt_get_manager_proxy(void)
 223 {
 224         if (manager_proxy) {
 225                 const gchar *path =  g_dbus_proxy_get_object_path(manager_proxy);
 226                 if (path == NULL) {
 227                         BT_ERR("Already proxy released hence creating new proxy");
 228                         return  __bt_init_manager_proxy();
 229                 }
 230                 return manager_proxy;
 231         }
 232         return  __bt_init_manager_proxy();
 233 }
 234
 235 static void *__bt_init_net_conn(void)
 236 {
 237         int result;
 238         connection_h connection = NULL;
 239
 240         if (net_conn == NULL) {
 241                 result = connection_create(&connection);
 242
 243         if (result != CONNECTION_ERROR_NONE ||
 244                                         connection == NULL) {
 245                 BT_DBG("connection_create() failed: %d", result);
 246                 net_conn = NULL;
 247                 return NULL;
 248         }
 249                 net_conn = connection;
 250         }
 251         return net_conn;
 252 }
 253
 254 void *_bt_get_net_conn(void)
 255 {
 256         return (net_conn) ? net_conn : __bt_init_net_conn();
 257 }
 258
 259 GDBusProxy *_bt_get_adapter_proxy(void)
 260 {
 261         if (adapter_proxy) {
 262                 const char *path =  g_dbus_proxy_get_object_path(adapter_proxy);
 263                 if (path == NULL) {
 264                         BT_ERR("Already proxy released hence creating new proxy");
 265                         return  __bt_init_adapter_proxy();
 266                 }
 267
 268                 return adapter_proxy;
 269         }
 270         return  __bt_init_adapter_proxy();
 271
 272 }
 273
 274 GDBusProxy *_bt_get_adapter_properties_proxy(void)
 275 {
 276         return (adapter_properties_proxy) ? adapter_properties_proxy :
 277                                         __bt_init_adapter_properties_proxy();
 278 }
 279
 280 static char *__bt_extract_adapter_path(GVariantIter *iter)
 281 {
 282         char *object_path = NULL;
 283         GVariantIter *interface_iter;
 284         GVariantIter *svc_iter;
 285         char *interface_str = NULL;
 286
 287         /* Parse the signature: oa{sa{sv}}} */
 288         while (g_variant_iter_loop(iter, "{&oa{sa{sv}}}", &object_path,
 289                         &interface_iter)) {
 290
 291                 if (object_path == NULL)
 292                         continue;
 293
 294                 while (g_variant_iter_loop(interface_iter, "{&sa{sv}}",
 295                                 &interface_str, &svc_iter)) {
 296                         if (g_strcmp0(interface_str, "org.bluez.Adapter1") != 0)
 297                                 continue;
 298
 299                         BT_DBG("Object Path: %s", object_path);
 300                         g_variant_iter_free(svc_iter);
 301                         g_variant_iter_free(interface_iter);
 302                         return g_strdup(object_path);
 303                 }
 304         }
 305         return NULL;
 306 }
 307
 308 char *_bt_get_adapter_path(void)
 309 {
 310         GDBusConnection *conn;
 311         GDBusProxy *manager_proxy;
 312         GVariant *result = NULL;
 313         GVariantIter *iter = NULL;
 314         char *adapter_path = NULL;
 315
 316         conn = _bt_get_system_conn();
 317         retv_if(conn == NULL, NULL);
 318
 319         manager_proxy = _bt_get_manager_proxy();
 320         retv_if(manager_proxy == NULL, NULL);
 321
 322         result = g_dbus_proxy_call_sync(manager_proxy, "GetManagedObjects",
 323                                 NULL,
 324                                 G_DBUS_CALL_FLAGS_NONE,
 325                                 -1,
 326                                 NULL,
 327                                 NULL);
 328         if (!result) {
 329                 BT_ERR("Can't get managed objects");
 330                 return NULL;
 331         }
 332
 333         /* signature of GetManagedObjects:  a{oa{sa{sv}}} */
 334         g_variant_get(result, "(a{oa{sa{sv}}})", &iter);
 335
 336         adapter_path = __bt_extract_adapter_path(iter);
 337         g_variant_iter_free(iter);
 338         g_variant_unref(result);
 339         return adapter_path;
 340 }
 341
 342 void _bt_deinit_bluez_proxy(void)
 343 {
 344         if (manager_proxy) {
 345                 g_object_unref(manager_proxy);
 346                 manager_proxy = NULL;
 347         }
 348
 349         if (adapter_proxy) {
 350                 g_object_unref(adapter_proxy);
 351                 adapter_proxy = NULL;
 352         }
 353         if (adapter_properties_proxy) {
 354                 g_object_unref(adapter_properties_proxy);
 355                 adapter_properties_proxy = NULL;
 356         }
 357 }
 358
 359 void _bt_deinit_proxys(void)
 360 {
 361         int ret;
 362         _bt_deinit_bluez_proxy();
 363
 364         if (system_conn) {
 365                 g_object_unref(system_conn);
 366                 system_conn = NULL;
 367         }
 368
 369         if (session_conn) {
 370                 g_object_unref(session_conn);
 371                 session_conn = NULL;
 372         }
 373
 374         if (net_conn) {
 375                 ret = connection_destroy(net_conn);
 376                 net_conn = NULL;
 377                 if (ret != 0)
 378                         BT_ERR("connection_destroy failed : %d", ret);
 379         }
 380 }
 381
 382 void _bt_convert_device_path_to_address(const char *device_path,
 383                                                 char *device_address)
 384 {
 385         char address[BT_ADDRESS_STRING_SIZE] = { 0 };
 386         char *dev_addr;
 387
 388         ret_if(device_path == NULL);
 389         ret_if(device_address == NULL);
 390
 391         dev_addr = strstr(device_path, "dev_");
 392         if (dev_addr != NULL) {
 393                 char *pos = NULL;
 394                 dev_addr += 4;
 395                 g_strlcpy(address, dev_addr, sizeof(address));
 396
 397                 while ((pos = strchr(address, '_')) != NULL) {
 398                         *pos = ':';
 399                 }
 400
 401                 g_strlcpy(device_address, address, BT_ADDRESS_STRING_SIZE);
 402         }
 403 }
 404
 405
 406 void _bt_convert_addr_string_to_type(unsigned char *addr,
 407                                         const char *address)
 408 {
 409         int i;
 410         char *ptr = NULL;
 411
 412         ret_if(address == NULL);
 413         ret_if(addr == NULL);
 414
 415         for (i = 0; i < BT_ADDRESS_LENGTH_MAX; i++) {
 416                 addr[i] = strtol(address, &ptr, 16);
 417                 if (ptr[0] != '\0') {
 418                         if (ptr[0] != ':')
 419                                 return;
 420
 421                         address = ptr + 1;
 422                 }
 423         }
 424 }
 425
 426 void _bt_convert_addr_type_to_string(char *address,
 427                                 unsigned char *addr)
 428 {
 429         ret_if(address == NULL);
 430         ret_if(addr == NULL);
 431
 432         snprintf(address, BT_ADDRESS_STRING_SIZE,
 433                         "%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X",
 434                         addr[0], addr[1], addr[2],
 435                         addr[3], addr[4], addr[5]);
 436 }
 437
 438 void _bt_print_device_address_t(const bluetooth_device_address_t *addr)
 439 {
 440         BT_DBG("%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X\n", addr->addr[0], addr->addr[1], addr->addr[2],
 441                                 addr->addr[3], addr->addr[4], addr->addr[5]);
 442 }
 443
 444 void _bt_divide_device_class(bluetooth_device_class_t *device_class,
 445                                 unsigned int cod)
 446 {
 447         ret_if(device_class == NULL);
 448
 449         device_class->major_class = (unsigned short)(cod & 0x00001F00) >> 8;
 450         device_class->minor_class = (unsigned short)((cod & 0x000000FC));
 451         device_class->service_class = (unsigned long)((cod & 0x00FF0000));
 452
 453         if (cod & 0x002000) {
 454                 device_class->service_class |=
 455                 BLUETOOTH_DEVICE_SERVICE_CLASS_LIMITED_DISCOVERABLE_MODE;
 456         }
 457 }
 458
 459 void _bt_free_device_info(bt_remote_dev_info_t *dev_info)
 460 {
 461         int i;
 462
 463         ret_if(dev_info == NULL);
 464
 465         g_free(dev_info->address);
 466         g_free(dev_info->name);
 467         g_free(dev_info->manufacturer_data);
 468
 469         if (dev_info->uuids) {
 470                 for (i = 0; i < dev_info->uuid_count && dev_info->uuids[i]; i++)
 471                         g_free(dev_info->uuids[i]);
 472
 473                 g_free(dev_info->uuids);
 474         }
 475
 476         g_free(dev_info);
 477 }
 478
 479 void _bt_free_le_device_info(bt_remote_le_dev_info_t *le_dev_info)
 480 {
 481         ret_if(le_dev_info == NULL);
 482
 483         g_free(le_dev_info->adv_data);
 484         g_free(le_dev_info);
 485 }
 486
 487 int _bt_copy_utf8_string(char *dest, const char *src, unsigned int length)
 488 {
 489         int i;
 490         const char *p = src;
 491         char *next;
 492         int count;
 493
 494         if (dest == NULL || src == NULL)
 495                 return BLUETOOTH_ERROR_INVALID_PARAM;
 496
 497         BT_DBG("+src : %s", src);
 498         BT_DBG("+dest : %s", dest);
 499
 500         i = 0;
 501         while (*p != '\0' && i < length) {
 502                 next = g_utf8_next_char(p);
 503                 count = next - p;
 504
 505                 while (count > 0 && ((i + count) < length)) {
 506                         dest[i++] = *p;
 507                         p++;
 508                         count --;
 509                 }
 510                 p = next;
 511         }
 512         return BLUETOOTH_ERROR_NONE;
 513 }
 514
 515 gboolean _bt_utf8_validate(char *name)
 516 {
 517         BT_DBG("+");
 518         gunichar2 *u16;
 519         glong items_written = 0;
 520
 521         if (FALSE == g_utf8_validate(name, -1, NULL))
 522                 return FALSE;
 523
 524         u16 = g_utf8_to_utf16(name, -1, NULL, &items_written, NULL);
 525         if (u16 == NULL)
 526                 return FALSE;
 527
 528         g_free(u16);
 529
 530         if (items_written != g_utf8_strlen(name, -1))
 531                 return FALSE;
 532
 533         BT_DBG("-");
 534         return TRUE;
 535 }
 536
 537 int _bt_register_osp_server_in_agent(int type, char *uuid, char *path, int fd)
 538 {
 539         BT_DBG("+");
 540         if (!_bt_agent_register_osp_server( type, uuid, path, fd))
 541                 return BLUETOOTH_ERROR_INTERNAL;
 542
 543         return BLUETOOTH_ERROR_NONE;
 544 }
 545
 546 int _bt_unregister_osp_server_in_agent(int type, char *uuid)
 547 {
 548         BT_DBG("+");
 549         if (!_bt_agent_unregister_osp_server( type, uuid))
 550                 return BLUETOOTH_ERROR_INTERNAL;
 551
 552         return BLUETOOTH_ERROR_NONE;
 553 }
 554
 555 int _bt_set_socket_non_blocking(int socket_fd)
 556 {
 557         /* Set Nonblocking */
 558         long arg;
 559
 560         arg = fcntl(socket_fd, F_GETFL);
 561
 562         if (arg < 0)
 563                 return -errno;
 564
 565         if (arg & O_NONBLOCK) {
 566                 BT_ERR("Already Non-blocking \n");
 567         }
 568
 569         arg |= O_NONBLOCK;
 570
 571         if (fcntl(socket_fd, F_SETFL, arg) < 0)
 572                 return -errno;
 573
 574         return BLUETOOTH_ERROR_NONE;
 575 }
 576
 577 int _bt_set_non_blocking_tty(int sk)
 578 {
 579         struct termios ti = {0,};
 580         int err;
 581
 582         err = _bt_set_socket_non_blocking(sk);
 583
 584         if (err < 0) {
 585                 BT_ERR("Error in set non blocking!\n");
 586                 return err;
 587         }
 588
 589         tcflush(sk, TCIOFLUSH);
 590
 591         /* Switch tty to RAW mode */
 592         cfmakeraw(&ti);
 593         tcsetattr(sk, TCSANOW, &ti);
 594
 595         return BLUETOOTH_ERROR_NONE;
 596 }
 597
 598 static char *__bt_extract_device_path(GVariantIter *iter, char *address)
 599 {
 600         char *object_path = NULL;
 601         char device_address[BT_ADDRESS_STRING_SIZE] = { 0 };
 602
 603         /* Parse the signature: oa{sa{sv}}} */
 604         while (g_variant_iter_loop(iter, "{&oa{sa{sv}}}", &object_path,
 605                         NULL)) {
 606                 retv_if(object_path == NULL, NULL);
 607                 _bt_convert_device_path_to_address(object_path, device_address);
 608                 if (g_strcmp0(address, device_address) == 0) {
 609                         return g_strdup(object_path);
 610                 }
 611         }
 612         return NULL;
 613 }
 614
 615 char *_bt_get_device_object_path(char *address)
 616 {
 617         char *object_path = NULL;
 618         GDBusConnection *conn;
 619         GDBusProxy *manager_proxy;
 620         GVariant *result = NULL;
 621         GVariantIter *iter = NULL;
 622
 623         conn = _bt_get_system_conn();
 624         retv_if(conn == NULL, NULL);
 625
 626         manager_proxy = _bt_get_manager_proxy();
 627         retv_if(manager_proxy == NULL, NULL);
 628
 629         result = g_dbus_proxy_call_sync(manager_proxy, "GetManagedObjects",
 630                                 NULL,
 631                                 G_DBUS_CALL_FLAGS_NONE,
 632                                 -1,
 633                                 NULL,
 634                                 NULL);
 635         if (!result) {
 636                 BT_ERR("Can't get managed objects");
 637                 return NULL;
 638         }
 639
 640         /* signature of GetManagedObjects:  a{oa{sa{sv}}} */
 641         g_variant_get(result, "(a{oa{sa{sv}}})", &iter);
 642         object_path = __bt_extract_device_path(iter, address);
 643         g_variant_iter_free(iter);
 644         g_variant_unref(result);
 645         return object_path;
 646 }
 647
 648 char *_bt_get_profile_uuid128(bt_profile_type_t profile_type)
 649 {
 650         switch(profile_type) {
 651         case BT_PROFILE_CONN_RFCOMM:
 652                 return strdup(RFCOMM_UUID_STR);
 653         case BT_PROFILE_CONN_A2DP:
 654                 return strdup(A2DP_SINK_UUID);
 655         case BT_PROFILE_CONN_A2DP_SINK:
 656                 return strdup(A2DP_SOURCE_UUID);
 657         case BT_PROFILE_CONN_HSP:
 658                 return strdup(HFP_HS_UUID);
 659         case BT_PROFILE_CONN_HID:
 660                 return strdup(HID_UUID);
 661         case BT_PROFILE_CONN_NAP:
 662                 return strdup(NAP_UUID);
 663         case BT_PROFILE_CONN_HFG:
 664                 return strdup(HFP_AG_UUID);
 665         case BT_PROFILE_CONN_GATT:
 666         case BT_PROFILE_CONN_ALL: /* NULL UUID will connect to both the audio profiles*/
 667         default:
 668                 return NULL;
 669         };
 670 }
 671
 672 char *_bt_convert_error_to_string(int error)
 673 {
 674         switch (error) {
 675         case BLUETOOTH_ERROR_CANCEL:
 676                 return "CANCELLED";
 677         case BLUETOOTH_ERROR_INVALID_PARAM:
 678                 return "INVALID_PARAMETER";
 679         case BLUETOOTH_ERROR_INVALID_DATA:
 680                 return "INVALID DATA";
 681         case BLUETOOTH_ERROR_MEMORY_ALLOCATION:
 682         case BLUETOOTH_ERROR_OUT_OF_MEMORY:
 683                 return "OUT_OF_MEMORY";
 684         case BLUETOOTH_ERROR_TIMEOUT:
 685                 return "TIMEOUT";
 686         case BLUETOOTH_ERROR_NO_RESOURCES:
 687                 return "NO_RESOURCES";
 688         case BLUETOOTH_ERROR_INTERNAL:
 689                 return "INTERNAL";
 690         case BLUETOOTH_ERROR_NOT_SUPPORT:
 691                 return "NOT_SUPPORT";
 692         case BLUETOOTH_ERROR_DEVICE_NOT_ENABLED:
 693                 return "NOT_ENABLED";
 694         case BLUETOOTH_ERROR_DEVICE_ALREADY_ENABLED:
 695                 return "ALREADY_ENABLED";
 696         case BLUETOOTH_ERROR_DEVICE_BUSY:
 697                 return "DEVICE_BUSY";
 698         case BLUETOOTH_ERROR_ACCESS_DENIED:
 699                 return "ACCESS_DENIED";
 700         case BLUETOOTH_ERROR_MAX_CLIENT:
 701                 return "MAX_CLIENT";
 702         case BLUETOOTH_ERROR_NOT_FOUND:
 703                 return "NOT_FOUND";
 704         case BLUETOOTH_ERROR_SERVICE_SEARCH_ERROR:
 705                 return "SERVICE_SEARCH_ERROR";
 706         case BLUETOOTH_ERROR_PARING_FAILED:
 707                 return "PARING_FAILED";
 708         case BLUETOOTH_ERROR_NOT_PAIRED:
 709                 return "NOT_PAIRED";
 710         case BLUETOOTH_ERROR_SERVICE_NOT_FOUND:
 711                 return "SERVICE_NOT_FOUND";
 712         case BLUETOOTH_ERROR_NOT_CONNECTED:
 713                 return "NOT_CONNECTED";
 714         case BLUETOOTH_ERROR_ALREADY_CONNECT:
 715                 return "ALREADY_CONNECT";
 716         case BLUETOOTH_ERROR_CONNECTION_BUSY:
 717                 return "CONNECTION_BUSY";
 718         case BLUETOOTH_ERROR_CONNECTION_ERROR:
 719                 return "CONNECTION_ERROR";
 720         case BLUETOOTH_ERROR_MAX_CONNECTION:
 721                 return "MAX_CONNECTION";
 722         case BLUETOOTH_ERROR_NOT_IN_OPERATION:
 723                 return "NOT_IN_OPERATION";
 724         case BLUETOOTH_ERROR_CANCEL_BY_USER:
 725                 return "CANCEL_BY_USER";
 726         case BLUETOOTH_ERROR_REGISTRATION_FAILED:
 727                 return "REGISTRATION_FAILED";
 728         case BLUETOOTH_ERROR_IN_PROGRESS:
 729                 return "IN_PROGRESS";
 730         case BLUETOOTH_ERROR_AUTHENTICATION_FAILED:
 731                 return "AUTHENTICATION_FAILED";
 732         case BLUETOOTH_ERROR_HOST_DOWN:
 733                 return "HOST_DOWN";
 734         case BLUETOOTH_ERROR_END_OF_DEVICE_LIST:
 735                 return "END_OF_DEVICE_LIST";
 736         case BLUETOOTH_ERROR_AGENT_ALREADY_EXIST:
 737                 return "AGENT_ALREADY_EXIST";
 738         case BLUETOOTH_ERROR_AGENT_DOES_NOT_EXIST:
 739                 return "AGENT_DOES_NOT_EXIST";
 740         case BLUETOOTH_ERROR_ALREADY_INITIALIZED:
 741                 return "ALREADY_INITIALIZED";
 742         case BLUETOOTH_ERROR_PERMISSION_DEINED:
 743                 return "PERMISSION_DEINED";
 744         case BLUETOOTH_ERROR_ALREADY_DEACTIVATED:
 745                 return "ALREADY_DEACTIVATED";
 746         case BLUETOOTH_ERROR_NOT_INITIALIZED:
 747                 return "NOT_INITIALIZED";
 748         default:
 749                 return "UNKNOWN";
 750         }
 751 }
 752
 753 char * _bt_convert_disc_reason_to_string(int reason)
 754 {
 755         switch(reason) {
 756         case 1:
 757                 return "Link loss";
 758         case 2:
 759                 return "Connection terminated by local host";
 760         case 3:
 761                 return "Remote user terminated connection";
 762         case 0:
 763         default:
 764                 return "Unknown";
 765         }
 766 }
 767
 768 void _bt_logging_connection(gboolean connect, int addr_type)
 769 {
 770         static int le_conn = 0;
 771         static int le_disc = 0;
 772         static int edr_conn = 0;
 773         static int edr_disc = 0;
 774
 775         if (connect) {
 776                 if (addr_type)
 777                         le_conn++;
 778                 else
 779                         edr_conn++;
 780         } else {
 781                 if (addr_type)
 782                         le_disc++;
 783                 else
 784                         edr_disc++;
 785         }
 786
 787         BT_INFO("[PM] Number of LE conn: %d disc: %d, Number of BR/EDR conn: %d disc: %d",
 788                         le_conn, le_disc, edr_conn, edr_disc);
 789 }
 790
 791 int _bt_eventsystem_set_value(const char *event, const char *key, const char *value)
 792 {
 793         int ret;
 794         bundle *b = NULL;
 795
 796         b = bundle_create();
 797
 798         bundle_add_str(b, key, value);
 799
 800         ret = eventsystem_send_system_event(event, b);
 801
 802         BT_DBG("eventsystem_send_system_event result: %d", ret);
 803
 804         bundle_free(b);
 805
 806         return ret;
 807 }
 808
 809 void _bt_swap_byte_ordering(char *data, int data_len)
 810 {
 811         char temp;
 812         int i, j;
 813
 814         ret_if(data == NULL);
 815         /* Swap to opposite endian */
 816         for (i = 0, j = data_len - 1; i < data_len; i++, j--) {
 817                 temp = data[i];
 818                 data[i] = data[j];
 819                 data[j] = temp;
 820                 }
 821 }
 822
 823 int _bt_byte_arr_cmp(const char *data1, const char *data2, int data_len)
 824 {
 825         int i;
 826
 827         retv_if(data1 == NULL, -1);
 828         retv_if(data2 == NULL, -1);
 829         for (i = 0; i < data_len; i++) {
 830                 if (data1[i] != data2[i])
 831                         return data1[i] - data2[i];
 832                 }
 833         return 0;
 834 }
 835 int _bt_byte_arr_cmp_with_mask(const char *data1, const char *data2,
 836         const char *mask, int data_len)
 837 {
 838         int i;
 839         char a, b;
 840
 841         retv_if(data1 == NULL, -1);
 842         retv_if(data2 == NULL, -1);
 843         retv_if(mask == NULL, -1);
 844         for (i = 0; i < data_len; i++) {
 845                 a = data1[i] & mask[i];
 846                 b = data2[i] & mask[i];
 847                 if (a != b)
 848                         return (int)(a - b);
 849                 }
 850         return 0;
 851 }