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