bt-service/bt-service-common.c

   1 /*
   2  * Bluetooth-frwk
   3  *
   4  * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Contact:  Hocheol Seo <hocheol.seo@samsung.com>
   7  *               Girishashok Joshi <girish.joshi@samsung.com>
   8  *               Chanyeol Park <chanyeol.park@samsung.com>
   9  *
  10  * Licensed under the Apache License, Version 2.0 (the "License");
  11  * you may not use this file except in compliance with the License.
  12  * You may obtain a copy of the License at
  13  *
  14  *              http://www.apache.org/licenses/LICENSE-2.0
  15  *
  16  * Unless required by applicable law or agreed to in writing, software
  17  * distributed under the License is distributed on an "AS IS" BASIS,
  18  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  19  * See the License for the specific language governing permissions and
  20  * limitations under the License.
  21  *
  22  */
  23
  24 #include <stdio.h>
  25 #include <string.h>
  26 #include <glib.h>
  27 #include <dlog.h>
  28 #include <fcntl.h>
  29 #include <errno.h>
  30 #include <termios.h>
  31 #include <net_connection.h>
  32 #include <dbus/dbus-glib-lowlevel.h>
  33 #include <dbus/dbus-glib.h>
  34 #include <dbus/dbus.h>
  35 #include <glib.h>
  36 #include <dlog.h>
  37 #include <fcntl.h>
  38 #include <errno.h>
  39 #include <termios.h>
  40 #include <net_connection.h>
  41 #include <bundle.h>
  42 #include <eventsystem.h>
  43
  44 #include <bundle.h>
  45 #include <eventsystem.h>
  46
  47
  48 #include "bluetooth-api.h"
  49 #include "bt-service-common.h"
  50 #include "bt-service-agent.h"
  51
  52 static GDBusConnection *system_conn;
  53 static GDBusConnection *session_conn;
  54 static GDBusProxy *manager_proxy;
  55 static GDBusProxy *adapter_proxy;
  56 static void *net_conn;
  57
  58 static GDBusProxy *adapter_properties_proxy;
  59
  60 static GDBusConnection *system_gconn = NULL;
  61
  62 GDBusConnection *_bt_gdbus_init_system_gconn(void)
  63 {
  64         GError *error = NULL;
  65
  66         if (!g_thread_supported()) {
  67                 g_thread_init(NULL);
  68         }
  69
  70 //      dbus_g_thread_init();
  71
  72         g_type_init();
  73
  74         if (system_gconn != NULL)
  75                 return system_gconn;
  76
  77         system_gconn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, &error);
  78
  79         if (!system_gconn) {
  80                 BT_ERR("Unable to connect to dbus: %s", error->message);
  81                 g_clear_error(&error);
  82         }
  83
  84         return system_gconn;
  85 }
  86
  87 GDBusConnection *_bt_gdbus_get_system_gconn(void)
  88 {
  89         GDBusConnection *local_system_gconn = NULL;
  90         GError *error = NULL;
  91
  92         if (system_gconn == NULL) {
  93                 system_gconn = _bt_gdbus_init_system_gconn();
  94         } else if (g_dbus_connection_is_closed(system_gconn)){
  95
  96                 local_system_gconn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, &error);
  97
  98                 if (!local_system_gconn) {
  99                         BT_ERR("Unable to connect to dbus: %s", error->message);
 100                         g_clear_error(&error);
 101                 }
 102
 103                 system_gconn = local_system_gconn;
 104         }
 105
 106         return system_gconn;
 107 }
 108
 109 static GDBusProxy *__bt_init_manager_proxy(void)
 110 {
 111         GDBusProxy *proxy;
 112
 113         g_type_init();
 114
 115         if (system_conn == NULL) {
 116                 system_conn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, NULL);
 117                 retv_if(system_conn == NULL, NULL);
 118         }
 119
 120         proxy = g_dbus_proxy_new_sync(system_conn, G_DBUS_PROXY_FLAGS_NONE,
 121                                                                 NULL, BT_BLUEZ_NAME,
 122                                                                 BT_MANAGER_PATH, BT_MANAGER_INTERFACE,  NULL, NULL);
 123
 124         retv_if(proxy == NULL, NULL);
 125
 126         manager_proxy = proxy;
 127
 128         return proxy;
 129 }
 130
 131 static GDBusProxy *__bt_init_adapter_proxy(void)
 132 {
 133         GDBusProxy *manager_proxy;
 134         GDBusProxy *proxy;
 135         char *adapter_path = NULL;
 136
 137         g_type_init();
 138
 139         if (system_conn == NULL) {
 140                 system_conn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, NULL);
 141                 retv_if(system_conn == NULL, NULL);
 142         }
 143
 144         manager_proxy = _bt_get_manager_proxy();
 145         retv_if(manager_proxy == NULL, NULL);
 146
 147         adapter_path = _bt_get_adapter_path();
 148         retv_if(adapter_path == NULL, NULL);
 149
 150         proxy = g_dbus_proxy_new_sync(system_conn, G_DBUS_PROXY_FLAGS_NONE,
 151                                                                 NULL, BT_BLUEZ_NAME,
 152                                                                 adapter_path, BT_ADAPTER_INTERFACE,  NULL, NULL);
 153
 154         g_free(adapter_path);
 155
 156         retv_if(proxy == NULL, NULL);
 157
 158         adapter_proxy = proxy;
 159
 160         return proxy;
 161 }
 162
 163 static GDBusProxy *__bt_init_adapter_properties_proxy(void)
 164 {
 165         GDBusProxy *manager_proxy;
 166         GDBusProxy *proxy;
 167         char *adapter_path = NULL;
 168
 169         g_type_init();
 170
 171         if (system_conn == NULL) {
 172                 system_conn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, NULL);
 173                 retv_if(system_conn == NULL, NULL);
 174         }
 175
 176         manager_proxy = _bt_get_manager_proxy();
 177         retv_if(manager_proxy == NULL, NULL);
 178
 179         adapter_path = _bt_get_adapter_path();
 180         retv_if(adapter_path == NULL, NULL);
 181
 182         proxy = g_dbus_proxy_new_sync(system_conn, G_DBUS_PROXY_FLAGS_NONE,
 183                                                                         NULL, BT_BLUEZ_NAME,
 184                                                                         adapter_path, BT_PROPERTIES_INTERFACE,  NULL, NULL);
 185
 186         g_free(adapter_path);
 187
 188         retv_if(proxy == NULL, NULL);
 189
 190         adapter_properties_proxy = proxy;
 191
 192         return proxy;
 193 }
 194
 195 GDBusConnection *__bt_init_system_gconn(void)
 196 {
 197         g_type_init();
 198
 199         if (system_conn == NULL)
 200                 system_conn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, NULL);
 201
 202         return system_conn;
 203 }
 204
 205 GDBusConnection *__bt_init_session_conn(void)
 206 {
 207         if (session_conn == NULL)
 208                 session_conn =g_bus_get_sync(G_BUS_TYPE_SESSION, NULL, NULL);
 209
 210         return session_conn;
 211 }
 212
 213 GDBusConnection *_bt_get_session_gconn(void)
 214 {
 215         return (session_conn) ? session_conn : __bt_init_session_conn();
 216 }
 217
 218 GDBusConnection *_bt_get_system_gconn(void)
 219 {
 220         return (system_conn) ? system_conn : __bt_init_system_gconn();
 221 }
 222
 223 GDBusConnection *_bt_get_system_conn(void)
 224 {
 225         GDBusConnection *g_conn;
 226
 227         if (system_conn == NULL) {
 228                 g_conn = __bt_init_system_gconn();
 229         } else {
 230                 g_conn = system_conn;
 231         }
 232
 233         retv_if(g_conn == NULL, NULL);
 234
 235         return g_conn;
 236 }
 237
 238 GDBusProxy *_bt_get_manager_proxy(void)
 239 {
 240         if (manager_proxy) {
 241                 const gchar *path =  g_dbus_proxy_get_object_path(manager_proxy);
 242                 if (path == NULL) {
 243                         BT_ERR("Already proxy released hence creating new proxy");
 244                         return  __bt_init_manager_proxy();
 245                 }
 246                 return manager_proxy;
 247         }
 248         return  __bt_init_manager_proxy();
 249 }
 250
 251 static void *__bt_init_net_conn(void)
 252 {
 253         int result;
 254         connection_h connection = NULL;
 255
 256         if (net_conn == NULL) {
 257                 result = connection_create(&connection);
 258
 259         if (result != CONNECTION_ERROR_NONE ||
 260                                         connection == NULL) {
 261                 BT_DBG("connection_create() failed: %d", result);
 262                 net_conn = NULL;
 263                 return NULL;
 264         }
 265                 net_conn = connection;
 266         }
 267         return net_conn;
 268 }
 269
 270 void *_bt_get_net_conn(void)
 271 {
 272         return (net_conn) ? net_conn : __bt_init_net_conn();
 273 }
 274
 275 GDBusProxy *_bt_get_adapter_proxy(void)
 276 {
 277         if (adapter_proxy) {
 278                 const char *path =  g_dbus_proxy_get_object_path(adapter_proxy);
 279                 if (path == NULL) {
 280                         BT_ERR("Already proxy released hence creating new proxy");
 281                         return  __bt_init_adapter_proxy();
 282                 }
 283
 284                 return adapter_proxy;
 285         }
 286         return  __bt_init_adapter_proxy();
 287
 288 }
 289
 290 GDBusProxy *_bt_get_adapter_properties_proxy(void)
 291 {
 292         return (adapter_properties_proxy) ? adapter_properties_proxy :
 293                                         __bt_init_adapter_properties_proxy();
 294 }
 295
 296 static char *__bt_extract_adapter_path(GVariantIter *iter)
 297 {
 298         char *object_path = NULL;
 299         GVariantIter *interface_iter;
 300         GVariantIter *svc_iter;
 301         char *interface_str = NULL;
 302
 303         /* Parse the signature: oa{sa{sv}}} */
 304         while (g_variant_iter_loop(iter, "{&oa{sa{sv}}}", &object_path,
 305                         &interface_iter)) {
 306
 307                 if (object_path == NULL)
 308                         continue;
 309
 310                 while (g_variant_iter_loop(interface_iter, "{sa{sv}}",
 311                                 &interface_str, &svc_iter)) {
 312                         if (g_strcmp0(interface_str, "org.bluez.Adapter1") != 0)
 313                                 continue;
 314
 315                         BT_DBG("Object Path: %s", object_path);
 316                         g_free(interface_str);
 317                         g_variant_iter_free(svc_iter);
 318                         g_variant_iter_free(interface_iter);
 319                         return g_strdup(object_path);
 320                 }
 321         }
 322         return NULL;
 323 }
 324
 325 char *_bt_get_adapter_path(void)
 326 {
 327         GDBusConnection *conn;
 328         GDBusProxy *manager_proxy;
 329         GVariant *result = NULL;
 330         GVariantIter *iter = NULL;
 331         char *adapter_path = NULL;
 332
 333         conn = _bt_get_system_conn();
 334         retv_if(conn == NULL, NULL);
 335
 336         manager_proxy = _bt_get_manager_proxy();
 337         retv_if(manager_proxy == NULL, NULL);
 338
 339         result = g_dbus_proxy_call_sync(manager_proxy, "GetManagedObjects",
 340                                 NULL,
 341                                 G_DBUS_CALL_FLAGS_NONE,
 342                                 -1,
 343                                 NULL,
 344                                 NULL);
 345         if (!result) {
 346                 BT_ERR("Can't get managed objects");
 347                 return NULL;
 348         }
 349
 350         /* signature of GetManagedObjects:  a{oa{sa{sv}}} */
 351         g_variant_get(result, "(a{oa{sa{sv}}})", &iter);
 352
 353         adapter_path = __bt_extract_adapter_path(iter);
 354         g_variant_iter_free(iter);
 355         g_variant_unref(result);
 356         return adapter_path;
 357 }
 358
 359 void _bt_deinit_bluez_proxy(void)
 360 {
 361         if (manager_proxy) {
 362                 g_object_unref(manager_proxy);
 363                 manager_proxy = NULL;
 364         }
 365
 366         if (adapter_proxy) {
 367                 g_object_unref(adapter_proxy);
 368                 adapter_proxy = NULL;
 369         }
 370         if (adapter_properties_proxy) {
 371                 g_object_unref(adapter_properties_proxy);
 372                 adapter_properties_proxy = NULL;
 373         }
 374 }
 375
 376 void _bt_deinit_proxys(void)
 377 {
 378         int ret;
 379         _bt_deinit_bluez_proxy();
 380
 381         if (system_conn) {
 382                 g_object_unref(system_conn);
 383                 system_conn = NULL;
 384         }
 385
 386         if (session_conn) {
 387                 g_object_unref(session_conn);
 388                 session_conn = NULL;
 389         }
 390
 391         if (net_conn) {
 392                 ret = connection_destroy(net_conn);
 393                 net_conn = NULL;
 394                 if (ret != 0)
 395                         BT_ERR("connection_destroy failed : %d", ret);
 396         }
 397 }
 398
 399 void _bt_convert_device_path_to_address(const char *device_path,
 400                                                 char *device_address)
 401 {
 402         char address[BT_ADDRESS_STRING_SIZE] = { 0 };
 403         char *dev_addr;
 404
 405         ret_if(device_path == NULL);
 406         ret_if(device_address == NULL);
 407
 408         dev_addr = strstr(device_path, "dev_");
 409         if (dev_addr != NULL) {
 410                 char *pos = NULL;
 411                 dev_addr += 4;
 412                 g_strlcpy(address, dev_addr, sizeof(address));
 413
 414                 while ((pos = strchr(address, '_')) != NULL) {
 415                         *pos = ':';
 416                 }
 417
 418                 g_strlcpy(device_address, address, BT_ADDRESS_STRING_SIZE);
 419         }
 420 }
 421
 422
 423 void _bt_convert_addr_string_to_type(unsigned char *addr,
 424                                         const char *address)
 425 {
 426         int i;
 427         char *ptr = NULL;
 428
 429         ret_if(address == NULL);
 430         ret_if(addr == NULL);
 431
 432         for (i = 0; i < BT_ADDRESS_LENGTH_MAX; i++) {
 433                 addr[i] = strtol(address, &ptr, 16);
 434                 if (ptr[0] != '\0') {
 435                         if (ptr[0] != ':')
 436                                 return;
 437
 438                         address = ptr + 1;
 439                 }
 440         }
 441 }
 442
 443 void _bt_convert_addr_type_to_string(char *address,
 444                                 unsigned char *addr)
 445 {
 446         ret_if(address == NULL);
 447         ret_if(addr == NULL);
 448
 449         snprintf(address, BT_ADDRESS_STRING_SIZE,
 450                         "%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X",
 451                         addr[0], addr[1], addr[2],
 452                         addr[3], addr[4], addr[5]);
 453 }
 454
 455 void _bt_print_device_address_t(const bluetooth_device_address_t *addr)
 456 {
 457         BT_DBG("%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X\n", addr->addr[0], addr->addr[1], addr->addr[2],
 458                                 addr->addr[3], addr->addr[4], addr->addr[5]);
 459 }
 460
 461 void _bt_divide_device_class(bluetooth_device_class_t *device_class,
 462                                 unsigned int cod)
 463 {
 464         ret_if(device_class == NULL);
 465
 466         device_class->major_class = (unsigned short)(cod & 0x00001F00) >> 8;
 467         device_class->minor_class = (unsigned short)((cod & 0x000000FC));
 468         device_class->service_class = (unsigned long)((cod & 0x00FF0000));
 469
 470         if (cod & 0x002000) {
 471                 device_class->service_class |=
 472                 BLUETOOTH_DEVICE_SERVICE_CLASS_LIMITED_DISCOVERABLE_MODE;
 473         }
 474 }
 475
 476 void _bt_free_device_info(bt_remote_dev_info_t *dev_info)
 477 {
 478         int i;
 479
 480         ret_if(dev_info == NULL);
 481
 482         g_free(dev_info->address);
 483         g_free(dev_info->name);
 484         g_free(dev_info->manufacturer_data);
 485
 486         if (dev_info->uuids) {
 487                 for (i = 0; i < dev_info->uuid_count && dev_info->uuids[i]; i++)
 488                         g_free(dev_info->uuids[i]);
 489
 490                 g_free(dev_info->uuids);
 491         }
 492
 493         g_free(dev_info);
 494 }
 495
 496 void _bt_free_le_device_info(bt_remote_le_dev_info_t *le_dev_info)
 497 {
 498         ret_if(le_dev_info == NULL);
 499
 500         g_free(le_dev_info->adv_data);
 501         g_free(le_dev_info);
 502 }
 503
 504 int _bt_copy_utf8_string(char *dest, const char *src, unsigned int length)
 505 {
 506         int i;
 507         const char *p = src;
 508         char *next;
 509         int count;
 510
 511         if (dest == NULL || src == NULL)
 512                 return BLUETOOTH_ERROR_INVALID_PARAM;
 513
 514         BT_DBG("+src : %s", src);
 515         BT_DBG("+dest : %s", dest);
 516
 517         i = 0;
 518         while (*p != '\0' && i < length) {
 519                 next = g_utf8_next_char(p);
 520                 count = next - p;
 521
 522                 while (count > 0 && ((i + count) < length)) {
 523                         dest[i++] = *p;
 524                         p++;
 525                         count --;
 526                 }
 527                 p = next;
 528         }
 529         return BLUETOOTH_ERROR_NONE;
 530 }
 531
 532 gboolean _bt_utf8_validate(char *name)
 533 {
 534         BT_DBG("+");
 535         gunichar2 *u16;
 536         glong items_written = 0;
 537
 538         if (FALSE == g_utf8_validate(name, -1, NULL))
 539                 return FALSE;
 540
 541         u16 = g_utf8_to_utf16(name, -1, NULL, &items_written, NULL);
 542         if (u16 == NULL)
 543                 return FALSE;
 544
 545         g_free(u16);
 546
 547         if (items_written != g_utf8_strlen(name, -1))
 548                 return FALSE;
 549
 550         BT_DBG("-");
 551         return TRUE;
 552 }
 553
 554 int _bt_register_osp_server_in_agent(int type, char *uuid, char *path, int fd)
 555 {
 556         BT_DBG("+");
 557         if (!_bt_agent_register_osp_server( type, uuid, path, fd))
 558                 return BLUETOOTH_ERROR_INTERNAL;
 559
 560         return BLUETOOTH_ERROR_NONE;
 561 }
 562
 563 int _bt_unregister_osp_server_in_agent(int type, char *uuid)
 564 {
 565         BT_DBG("+");
 566         if (!_bt_agent_unregister_osp_server( type, uuid))
 567                 return BLUETOOTH_ERROR_INTERNAL;
 568
 569         return BLUETOOTH_ERROR_NONE;
 570 }
 571
 572 int _bt_set_socket_non_blocking(int socket_fd)
 573 {
 574         /* Set Nonblocking */
 575         long arg;
 576
 577         arg = fcntl(socket_fd, F_GETFL);
 578
 579         if (arg < 0)
 580                 return -errno;
 581
 582         if (arg & O_NONBLOCK) {
 583                 BT_ERR("Already Non-blocking \n");
 584         }
 585
 586         arg |= O_NONBLOCK;
 587
 588         if (fcntl(socket_fd, F_SETFL, arg) < 0)
 589                 return -errno;
 590
 591         return BLUETOOTH_ERROR_NONE;
 592 }
 593
 594 int _bt_set_non_blocking_tty(int sk)
 595 {
 596         struct termios ti = {0,};
 597         int err;
 598
 599         err = _bt_set_socket_non_blocking(sk);
 600
 601         if (err < 0) {
 602                 BT_ERR("Error in set non blocking!\n");
 603                 return err;
 604         }
 605
 606         tcflush(sk, TCIOFLUSH);
 607
 608         /* Switch tty to RAW mode */
 609         cfmakeraw(&ti);
 610         tcsetattr(sk, TCSANOW, &ti);
 611
 612         return BLUETOOTH_ERROR_NONE;
 613 }
 614
 615 static char *__bt_extract_device_path(GVariantIter *iter, char *address)
 616 {
 617         char *object_path = NULL;
 618         char device_address[BT_ADDRESS_STRING_SIZE] = { 0 };
 619
 620         /* Parse the signature: oa{sa{sv}}} */
 621         while (g_variant_iter_loop(iter, "{&oa{sa{sv}}}", &object_path,
 622                         NULL)) {
 623                 retv_if(object_path == NULL, NULL);
 624                 _bt_convert_device_path_to_address(object_path, device_address);
 625                 if (g_strcmp0(address, device_address) == 0) {
 626                         return g_strdup(object_path);
 627                 }
 628         }
 629         return NULL;
 630 }
 631
 632 char *_bt_get_device_object_path(char *address)
 633 {
 634         char *object_path = NULL;
 635         GDBusConnection *conn;
 636         GDBusProxy *manager_proxy;
 637         GVariant *result = NULL;
 638         GVariantIter *iter = NULL;
 639
 640         conn = _bt_get_system_conn();
 641         retv_if(conn == NULL, NULL);
 642
 643         manager_proxy = _bt_get_manager_proxy();
 644         retv_if(manager_proxy == NULL, NULL);
 645
 646         result = g_dbus_proxy_call_sync(manager_proxy, "GetManagedObjects",
 647                                 NULL,
 648                                 G_DBUS_CALL_FLAGS_NONE,
 649                                 -1,
 650                                 NULL,
 651                                 NULL);
 652         if (!result) {
 653                 BT_ERR("Can't get managed objects");
 654                 return NULL;
 655         }
 656
 657         /* signature of GetManagedObjects:  a{oa{sa{sv}}} */
 658         g_variant_get(result, "(a{oa{sa{sv}}})", &iter);
 659         object_path = __bt_extract_device_path(iter, address);
 660         g_variant_iter_free(iter);
 661         g_variant_unref(result);
 662         return object_path;
 663 }
 664
 665 char *_bt_get_profile_uuid128(bt_profile_type_t profile_type)
 666 {
 667         switch(profile_type) {
 668         case BT_PROFILE_CONN_RFCOMM:
 669                 return strdup(RFCOMM_UUID_STR);
 670         case BT_PROFILE_CONN_A2DP:
 671                 return strdup(A2DP_SINK_UUID);
 672         case BT_PROFILE_CONN_A2DP_SINK:
 673                 return strdup(A2DP_SOURCE_UUID);
 674         case BT_PROFILE_CONN_HSP:
 675                 return strdup(HFP_HS_UUID);
 676         case BT_PROFILE_CONN_HID:
 677                 return strdup(HID_UUID);
 678         case BT_PROFILE_CONN_NAP:
 679                 return strdup(NAP_UUID);
 680         case BT_PROFILE_CONN_HFG:
 681                 return strdup(HFP_AG_UUID);
 682         case BT_PROFILE_CONN_GATT:
 683         case BT_PROFILE_CONN_ALL: /* NULL UUID will connect to both the audio profiles*/
 684         default:
 685                 return NULL;
 686         };
 687 }
 688
 689 char *_bt_convert_error_to_string(int error)
 690 {
 691         switch (error) {
 692         case BLUETOOTH_ERROR_CANCEL:
 693                 return "CANCELLED";
 694         case BLUETOOTH_ERROR_INVALID_PARAM:
 695                 return "INVALID_PARAMETER";
 696         case BLUETOOTH_ERROR_INVALID_DATA:
 697                 return "INVALID DATA";
 698         case BLUETOOTH_ERROR_MEMORY_ALLOCATION:
 699         case BLUETOOTH_ERROR_OUT_OF_MEMORY:
 700                 return "OUT_OF_MEMORY";
 701         case BLUETOOTH_ERROR_TIMEOUT:
 702                 return "TIMEOUT";
 703         case BLUETOOTH_ERROR_NO_RESOURCES:
 704                 return "NO_RESOURCES";
 705         case BLUETOOTH_ERROR_INTERNAL:
 706                 return "INTERNAL";
 707         case BLUETOOTH_ERROR_NOT_SUPPORT:
 708                 return "NOT_SUPPORT";
 709         case BLUETOOTH_ERROR_DEVICE_NOT_ENABLED:
 710                 return "NOT_ENABLED";
 711         case BLUETOOTH_ERROR_DEVICE_ALREADY_ENABLED:
 712                 return "ALREADY_ENABLED";
 713         case BLUETOOTH_ERROR_DEVICE_BUSY:
 714                 return "DEVICE_BUSY";
 715         case BLUETOOTH_ERROR_ACCESS_DENIED:
 716                 return "ACCESS_DENIED";
 717         case BLUETOOTH_ERROR_MAX_CLIENT:
 718                 return "MAX_CLIENT";
 719         case BLUETOOTH_ERROR_NOT_FOUND:
 720                 return "NOT_FOUND";
 721         case BLUETOOTH_ERROR_SERVICE_SEARCH_ERROR:
 722                 return "SERVICE_SEARCH_ERROR";
 723         case BLUETOOTH_ERROR_PARING_FAILED:
 724                 return "PARING_FAILED";
 725         case BLUETOOTH_ERROR_NOT_PAIRED:
 726                 return "NOT_PAIRED";
 727         case BLUETOOTH_ERROR_SERVICE_NOT_FOUND:
 728                 return "SERVICE_NOT_FOUND";
 729         case BLUETOOTH_ERROR_NOT_CONNECTED:
 730                 return "NOT_CONNECTED";
 731         case BLUETOOTH_ERROR_ALREADY_CONNECT:
 732                 return "ALREADY_CONNECT";
 733         case BLUETOOTH_ERROR_CONNECTION_BUSY:
 734                 return "CONNECTION_BUSY";
 735         case BLUETOOTH_ERROR_CONNECTION_ERROR:
 736                 return "CONNECTION_ERROR";
 737         case BLUETOOTH_ERROR_MAX_CONNECTION:
 738                 return "MAX_CONNECTION";
 739         case BLUETOOTH_ERROR_NOT_IN_OPERATION:
 740                 return "NOT_IN_OPERATION";
 741         case BLUETOOTH_ERROR_CANCEL_BY_USER:
 742                 return "CANCEL_BY_USER";
 743         case BLUETOOTH_ERROR_REGISTRATION_FAILED:
 744                 return "REGISTRATION_FAILED";
 745         case BLUETOOTH_ERROR_IN_PROGRESS:
 746                 return "IN_PROGRESS";
 747         case BLUETOOTH_ERROR_AUTHENTICATION_FAILED:
 748                 return "AUTHENTICATION_FAILED";
 749         case BLUETOOTH_ERROR_HOST_DOWN:
 750                 return "HOST_DOWN";
 751         case BLUETOOTH_ERROR_END_OF_DEVICE_LIST:
 752                 return "END_OF_DEVICE_LIST";
 753         case BLUETOOTH_ERROR_AGENT_ALREADY_EXIST:
 754                 return "AGENT_ALREADY_EXIST";
 755         case BLUETOOTH_ERROR_AGENT_DOES_NOT_EXIST:
 756                 return "AGENT_DOES_NOT_EXIST";
 757         case BLUETOOTH_ERROR_ALREADY_INITIALIZED:
 758                 return "ALREADY_INITIALIZED";
 759         case BLUETOOTH_ERROR_PERMISSION_DEINED:
 760                 return "PERMISSION_DEINED";
 761         case BLUETOOTH_ERROR_ALREADY_DEACTIVATED:
 762                 return "ALREADY_DEACTIVATED";
 763         case BLUETOOTH_ERROR_NOT_INITIALIZED:
 764                 return "NOT_INITIALIZED";
 765         default:
 766                 return "UNKNOWN";
 767         }
 768 }
 769
 770 char * _bt_convert_disc_reason_to_string(int reason)
 771 {
 772         switch(reason) {
 773         case 1:
 774                 return "Link loss";
 775         case 2:
 776                 return "Connection terminated by local host";
 777         case 3:
 778                 return "Remote user terminated connection";
 779         case 0:
 780         default:
 781                 return "Unknown";
 782         }
 783 }
 784
 785 void _bt_logging_connection(gboolean connect, int addr_type)
 786 {
 787         static int le_conn = 0;
 788         static int le_disc = 0;
 789         static int edr_conn = 0;
 790         static int edr_disc = 0;
 791
 792         if (connect) {
 793                 if (addr_type)
 794                         le_conn++;
 795                 else
 796                         edr_conn++;
 797         } else {
 798                 if (addr_type)
 799                         le_disc++;
 800                 else
 801                         edr_disc++;
 802         }
 803
 804         BT_INFO("[PM] Number of LE conn: %d disc: %d, Number of BR/EDR conn: %d disc: %d",
 805                         le_conn, le_disc, edr_conn, edr_disc);
 806 }
 807
 808 int _bt_eventsystem_set_value(const char *event, const char *key, const char *value)
 809 {
 810         int ret;
 811         bundle *b = NULL;
 812
 813         b = bundle_create();
 814
 815         bundle_add_str(b, key, value);
 816
 817         ret = eventsystem_request_sending_system_event(event, b);
 818
 819         BT_DBG("request_sending_system_event result: %d", ret);
 820
 821         bundle_free(b);
 822
 823         return ret;
 824 }
 825
 826 void _bt_swap_byte_ordering(char *data, int data_len)
 827 {
 828         char temp;
 829         int i, j;
 830
 831         ret_if(data == NULL);
 832         /* Swap to opposite endian */
 833         for (i = 0, j = data_len - 1; i < data_len; i++, j--) {
 834                 temp = data[i];
 835                 data[i] = data[j];
 836                 data[j] = temp;
 837                 }
 838 }
 839
 840 int _bt_byte_arr_cmp(const char *data1, const char *data2, int data_len)
 841 {
 842         int i;
 843
 844         retv_if(data1 == NULL, -1);
 845         retv_if(data2 == NULL, -1);
 846         for (i = 0; i < data_len; i++) {
 847                 if (data1[i] != data2[i])
 848                         return data1[i] - data2[i];
 849                 }
 850         return 0;
 851 }
 852 int _bt_byte_arr_cmp_with_mask(const char *data1, const char *data2,
 853         const char *mask, int data_len)
 854 {
 855         int i;
 856         char a, b;
 857
 858         retv_if(data1 == NULL, -1);
 859         retv_if(data2 == NULL, -1);
 860         retv_if(mask == NULL, -1);
 861         for (i = 0; i < data_len; i++) {
 862                 a = data1[i] & mask[i];
 863                 b = data2[i] & mask[i];
 864                 if (a != b)
 865                         return (int)(a - b);
 866                 }
 867         return 0;
 868 }