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