bt-service/bt-service-agent.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 <unistd.h>
  19 #include <fcntl.h>
  20 #include <string.h>
  21 #include <malloc.h>
  22 #include <stacktrim.h>
  23 #include <syspopup_caller.h>
  24 #include <vconf.h>
  25 #include <bundle_internal.h>
  26
  27 #ifdef TIZEN_FEATURE_NETWORK_TETHERING_ENABLE
  28 #include <tethering.h>
  29 #endif
  30
  31 #include "bt-internal-types.h"
  32 #include "bt-service-common.h"
  33 #include "bt-service-agent.h"
  34 #include "bt-service-gap-agent.h"
  35 #include "bt-service-adapter.h"
  36 #include "bt-service-event.h"
  37 #include "bt-service-rfcomm-server.h"
  38 #include "bt-service-device.h"
  39 #include "bt-service-audio.h"
  40
  41 #ifdef TIZEN_DPM_ENABLE
  42 #include "bt-service-dpm.h"
  43 #endif
  44
  45 #define BT_APP_AUTHENTICATION_TIMEOUT           35
  46 #define BT_APP_AUTHORIZATION_TIMEOUT            15
  47
  48 #define HFP_AUDIO_GATEWAY_UUID "0000111f-0000-1000-8000-00805f9b34fb"
  49 #define HSP_AUDIO_GATEWAY_UUID "00001112-0000-1000-8000-00805f9b34fb"
  50 #define A2DP_UUID "0000110D-0000-1000-8000-00805F9B34FB"
  51 #define AVRCP_TARGET_UUID "0000110c-0000-1000-8000-00805f9b34fb"
  52 #define OPP_UUID "00001105-0000-1000-8000-00805f9b34fb"
  53 #define FTP_UUID "00001106-0000-1000-8000-00805f9b34fb"
  54 #define SPP_UUID "00001101-0000-1000-8000-00805f9b34fb"
  55 #define PBAP_UUID "0000112f-0000-1000-8000-00805f9b34fb"
  56 #define MAP_UUID "00001132-0000-1000-8000-00805f9b34fb"
  57 #define NAP_UUID "00001116-0000-1000-8000-00805f9b34fb"
  58 #define GN_UUID "00001117-0000-1000-8000-00805f9b34fb"
  59 #define BNEP_UUID "0000000f-0000-1000-8000-00805f9b34fb"
  60 #define HID_UUID "00001124-0000-1000-8000-00805f9b34fb"
  61 #define HID_DEVICE_UUID         "00001124-0000-1000-8000-00805f9b43bf"
  62 #define SAP_UUID_OLD "a49eb41e-cb06-495c-9f4f-bb80a90cdf00"
  63 #define SAP_UUID_NEW "a49eb41e-cb06-495c-9f4f-aa80a90cdf4a"
  64 #define IOTIVITY_UUID "12341234-1C25-481F-9DFB-59193D238280"
  65
  66 #define BT_AGENT_OBJECT "/org/bluez/agent/frwk_agent"
  67
  68 #define BT_AGENT_INTERFACE "org.bluez.Agent1"
  69
  70 #define BT_AGENT_SIGNAL_RFCOMM_AUTHORIZE "RfcommAuthorize"
  71 #define BT_AGENT_SIGNAL_OBEX_AUTHORIZE "ObexAuthorize"
  72
  73 #define BT_PASSKEY_MAX_LENGTH 4
  74
  75 #define BT_AGENT_SYSPOPUP_TIMEOUT_FOR_MULTIPLE_POPUPS 200
  76 #define BT_AGENT_SYSPOPUP_MAX_ATTEMPT 3
  77 #define BT_PAN_MAX_CONNECTION 4
  78
  79 extern guint nap_connected_device_count;
  80
  81 static char *passkey_watcher = NULL;
  82
  83 #define G_VARIANT_UNREF(variant) \
  84         g_variant_unref(variant); \
  85         variant = NULL
  86
  87 static int __bt_agent_is_auto_response(uint32_t dev_class, const gchar *address,
  88                                                         const gchar *name);
  89 static gboolean __bt_agent_is_hid_keyboard(uint32_t dev_class);
  90 static int __bt_agent_generate_passkey(char *passkey, int size);
  91
  92 static void __bt_agent_release_memory(void)
  93 {
  94         /* Release Malloc Memory*/
  95         malloc_trim(0);
  96
  97         /* Release Stack Memory*/
  98         stack_trim();
  99 }
 100 static gboolean __bt_agent_system_popup_timer_cb(gpointer user_data)
 101 {
 102         int ret;
 103         static int retry_count;
 104         bundle *b = (bundle *)user_data;
 105         retv_if(user_data == NULL, FALSE);
 106
 107         ++retry_count;
 108
 109         ret = syspopup_launch("bt-syspopup", b);
 110         if (ret < 0) {
 111                 BT_ERR("Sorry! Can't launch popup, ret=%d, Re-try[%d] time..",
 112                                                         ret, retry_count);
 113                 if (retry_count >= BT_AGENT_SYSPOPUP_MAX_ATTEMPT) {
 114                         BT_ERR("Sorry!! Max retry %d reached", retry_count);
 115                         bundle_free(b);
 116                         retry_count = 0;
 117                         return FALSE;
 118                 }
 119         } else {
 120                 BT_DBG("Hurray!! Finally Popup launched");
 121                 retry_count = 0;
 122                 bundle_free(b);
 123         }
 124
 125         return (ret < 0) ? TRUE : FALSE;
 126 }
 127
 128 int _bt_launch_system_popup(bt_agent_event_type_t event_type,
 129                                                         const char *device_name,
 130                                                         const unsigned char *auth_info,
 131                                                         char *passkey,
 132                                                         const char *filename,
 133                                                         const char *agent_path)
 134 {
 135         int ret;
 136         bundle *b;
 137         char event_str[BT_MAX_EVENT_STR_LENGTH + 1];
 138
 139         b = bundle_create();
 140         if (!b) {
 141                 BT_ERR("Launching system popup failed");
 142                 return -1;
 143         }
 144
 145         bundle_add(b, "device-name", device_name);
 146         bundle_add(b, "auth-info", (const char *)auth_info);
 147         bundle_add(b, "passkey", passkey);
 148         bundle_add(b, "file", filename);
 149         bundle_add(b, "agent-path", agent_path);
 150
 151         switch (event_type) {
 152         case BT_AGENT_EVENT_PIN_REQUEST:
 153                 g_strlcpy(event_str, "pin-request", sizeof(event_str));
 154                 break;
 155
 156         case BT_AGENT_EVENT_PASSKEY_CONFIRM_REQUEST:
 157                 g_strlcpy(event_str, "passkey-confirm-request",
 158                                                 sizeof(event_str));
 159                 break;
 160
 161         case BT_AGENT_EVENT_PASSKEY_REQUEST:
 162                 g_strlcpy(event_str, "passkey-request", sizeof(event_str));
 163                 break;
 164
 165         case BT_AGENT_EVENT_PASSKEY_DISPLAY_REQUEST:
 166                 g_strlcpy(event_str, "passkey-display-request",
 167                                                 sizeof(event_str));
 168                 break;
 169
 170         case BT_AGENT_EVENT_AUTHORIZE_REQUEST:
 171                 g_strlcpy(event_str, "authorize-request",
 172                                                 sizeof(event_str));
 173                 break;
 174
 175         case BT_AGENT_EVENT_CONFIRM_MODE_REQUEST:
 176                 g_strlcpy(event_str, "confirm-mode-request",
 177                                                 sizeof(event_str));
 178                 break;
 179
 180         case BT_AGENT_EVENT_FILE_RECEIVED:
 181                 g_strlcpy(event_str, "file-received", sizeof(event_str));
 182                 break;
 183
 184         case BT_AGENT_EVENT_KEYBOARD_PASSKEY_REQUEST:
 185                 g_strlcpy(event_str, "keyboard-passkey-request",
 186                                                 sizeof(event_str));
 187                 break;
 188
 189         case BT_AGENT_EVENT_TERMINATE:
 190                 g_strlcpy(event_str, "terminate", sizeof(event_str));
 191                 break;
 192
 193         case BT_AGENT_EVENT_EXCHANGE_REQUEST:
 194                 g_strlcpy(event_str, "exchange-request", sizeof(event_str));
 195                 break;
 196
 197         case BT_AGENT_EVENT_PBAP_REQUEST:
 198                 g_strlcpy(event_str, "phonebook-request", sizeof(event_str));
 199                 break;
 200
 201         case BT_AGENT_EVENT_MAP_REQUEST:
 202                 g_strlcpy(event_str, "message-request", sizeof(event_str));
 203                 break;
 204
 205         case BT_AGENT_EVENT_LEGACY_PAIR_FAILED_FROM_REMOTE:
 206                 g_strlcpy(event_str, "remote-legacy-pair-failed", sizeof(event_str));
 207                 break;
 208
 209         default:
 210                 BT_ERR("Invalid event type");
 211                 bundle_free(b);
 212                 return -1;
 213
 214         }
 215
 216         bundle_add(b, "event-type", event_str);
 217
 218         ret = syspopup_launch("bt-syspopup", b);
 219         if (0 > ret) {
 220                 BT_ERR("Popup launch failed...retry %d", ret);
 221
 222                 g_timeout_add(BT_AGENT_SYSPOPUP_TIMEOUT_FOR_MULTIPLE_POPUPS,
 223                               (GSourceFunc)__bt_agent_system_popup_timer_cb, b);
 224         } else {
 225                 bundle_free(b);
 226         }
 227
 228         BT_INFO("_bt_agent_launch_system_popup");
 229         return 0;
 230 }
 231
 232 static GVariant *__bt_service_getall(GDBusProxy *device, const char *interface)
 233 {
 234         GError *error = NULL;
 235         GVariant *reply;
 236
 237         reply = g_dbus_proxy_call_sync(device,
 238                         "GetAll", g_variant_new("(s)", interface),
 239                         G_DBUS_CALL_FLAGS_NONE, -1,
 240                         NULL, &error);
 241         if (reply == NULL) {
 242                 ERR("GetAll dBUS-RPC failed");
 243                 if (error) {
 244                         ERR("D-Bus API failure: errCode[%x], message[%s]",
 245                                 error->code, error->message);
 246                         g_clear_error(&error);
 247                 }
 248                 return NULL;
 249         }
 250
 251         return reply;
 252 }
 253
 254 static gboolean __pincode_request(GapAgentPrivate *agent, GDBusProxy *device)
 255 {
 256         uint32_t device_class;
 257         gchar *address = NULL;
 258         unsigned char auth_info[5] = {0, };
 259         gchar *name = NULL;
 260         GVariant *reply = NULL;
 261         GVariant *reply_temp = NULL;
 262         GVariant *tmp_value;
 263         char pin_code[BLUETOOTH_PIN_CODE_MAX_LENGTH + 1];
 264
 265         BT_DBG("+");
 266
 267 #ifdef TIZEN_DPM_ENABLE
 268         if (_bt_dpm_get_bluetooth_pairing_state() == DPM_RESTRICTED) {
 269                 BT_ERR("Not allow to pair the device");
 270                 gap_agent_reply_confirmation(agent, GAP_AGENT_REJECT, NULL);
 271                 __bt_agent_release_memory();
 272                 return TRUE;
 273         }
 274 #endif
 275
 276         reply_temp = __bt_service_getall(device, BT_DEVICE_INTERFACE);
 277
 278         if (reply_temp == NULL) {
 279                 gap_agent_reply_pin_code(agent, GAP_AGENT_REJECT, "",
 280                                 NULL);
 281                 goto done;
 282         }
 283
 284         g_variant_get(reply_temp, "(@a{sv})", &reply); /* Format of reply a{sv}*/
 285
 286         tmp_value = g_variant_lookup_value(reply, "Class", G_VARIANT_TYPE_UINT32);
 287         g_variant_get(tmp_value, "u", &device_class);
 288         G_VARIANT_UNREF(tmp_value);
 289
 290         tmp_value = g_variant_lookup_value(reply, "Address", G_VARIANT_TYPE_STRING);
 291         g_variant_get(tmp_value, "s", &address);
 292         G_VARIANT_UNREF(tmp_value);
 293         if (!address) {
 294                 gap_agent_reply_pin_code(agent, GAP_AGENT_REJECT, "", NULL);
 295                 goto done;
 296         }
 297
 298         tmp_value = g_variant_lookup_value(reply, "Name", G_VARIANT_TYPE_STRING);
 299         g_variant_get(tmp_value, "s", &name);
 300         G_VARIANT_UNREF(tmp_value);
 301         if (!name) {
 302                 BT_DBG("Replacing the name with address");
 303                 name = g_strdup(address);
 304         } else {
 305                 BT_INFO("Name = %s, Address = %s, Class = 0x%x", name, address, device_class);
 306                 if (name[0] == '\0') {
 307                         g_free(name);
 308                         BT_DBG("Name[0]=NULL, Replacing the name with address");
 309                         name = g_strdup(address);
 310                 }
 311         }
 312
 313         __bt_get_auth_info(reply, (char *)auth_info);
 314         if (_bt_is_device_creating() == TRUE &&
 315                 _bt_is_bonding_device_address(address) == TRUE &&
 316                 __bt_agent_is_auto_response(device_class, address, name)) {
 317                 BT_DBG("0000 Auto Pair");
 318                 /* Use Fixed PIN "0000" for basic pairing */
 319                 _bt_set_autopair_status_in_bonding_info(TRUE);
 320                 gap_agent_reply_pin_code(agent, GAP_AGENT_ACCEPT, "0000",
 321                                                                         NULL);
 322         } else if (__bt_agent_is_hid_keyboard(device_class)) {
 323                 BT_DBG("HID Keyboard");
 324                 char str_passkey[BT_PASSKEY_MAX_LENGTH + 1] = { 0 };
 325
 326                 if (__bt_agent_generate_passkey(str_passkey,
 327                                         BT_PASSKEY_MAX_LENGTH) != 0) {
 328                         gap_agent_reply_pin_code(agent, GAP_AGENT_REJECT,
 329                                                 "", NULL);
 330                         goto done;
 331                 }
 332
 333                 gap_agent_reply_pin_code(agent, GAP_AGENT_ACCEPT,
 334                                                         str_passkey, NULL);
 335
 336                 _bt_launch_system_popup(BT_AGENT_EVENT_KEYBOARD_PASSKEY_REQUEST,
 337                                                 name, auth_info, str_passkey, NULL,
 338                                                 _gap_agent_get_path(agent));
 339         } else if (_bt_get_device_pin_code(address, pin_code)
 340                                 == BLUETOOTH_ERROR_NONE) {
 341                 BT_DBG("Use stored PIN code(%s)", pin_code);
 342                 gap_agent_reply_pin_code(agent, GAP_AGENT_ACCEPT, pin_code,
 343                                                                         NULL);
 344                 goto done;
 345         } else {
 346                 BT_DBG("Show Pin entry");
 347                 _bt_launch_system_popup(BT_AGENT_EVENT_PIN_REQUEST, name, auth_info,
 348                                         NULL, NULL, _gap_agent_get_path(agent));
 349         }
 350
 351 done:
 352         g_variant_unref(reply);
 353         g_variant_unref(reply_temp);
 354         g_free(address);
 355         g_free(name);
 356         __bt_agent_release_memory();
 357         BT_DBG("-");
 358
 359         return TRUE;
 360 }
 361
 362 static gboolean __passkey_request(GapAgentPrivate *agent, GDBusProxy *device)
 363 {
 364         gchar *address = NULL;
 365         gchar *name = NULL;
 366         unsigned char auth_info[5] = {0, };
 367         GVariant *reply = NULL;
 368         GVariant *reply_temp = NULL;
 369         GVariant *tmp_value;
 370         BT_DBG("+");
 371
 372 #ifdef TIZEN_DPM_ENABLE
 373         if (_bt_dpm_get_bluetooth_pairing_state() == DPM_RESTRICTED) {
 374                 BT_ERR("Not allow to pair the device");
 375                 gap_agent_reply_confirmation(agent, GAP_AGENT_REJECT, NULL);
 376                 __bt_agent_release_memory();
 377                 return TRUE;
 378         }
 379 #endif
 380
 381         reply_temp = __bt_service_getall(device, BT_DEVICE_INTERFACE);
 382
 383         if (reply_temp == NULL) {
 384                 gap_agent_reply_pin_code(agent, GAP_AGENT_REJECT, "",
 385                                              NULL);
 386                 goto done;
 387         }
 388
 389         g_variant_get(reply_temp, "(@a{sv})", &reply); /* Format of reply a{sv}*/
 390
 391         tmp_value = g_variant_lookup_value(reply, "Address", G_VARIANT_TYPE_STRING);
 392         g_variant_get(tmp_value, "s", &address);
 393         G_VARIANT_UNREF(tmp_value);
 394         if (!address) {
 395                 gap_agent_reply_pin_code(agent, GAP_AGENT_REJECT, "", NULL);
 396                 goto done;
 397         }
 398
 399         tmp_value = g_variant_lookup_value(reply, "Name", G_VARIANT_TYPE_STRING);
 400         g_variant_get(tmp_value, "s", &name);
 401         G_VARIANT_UNREF(tmp_value);
 402         if (!name)
 403                 name = g_strdup(address);
 404
 405         __bt_get_auth_info(reply, (char *)auth_info);
 406
 407         _bt_launch_system_popup(BT_AGENT_EVENT_PASSKEY_REQUEST, name, auth_info,
 408                                                 NULL, NULL, _gap_agent_get_path(agent));
 409
 410 done:
 411         g_variant_unref(reply);
 412         g_variant_unref(reply_temp);
 413         g_free(address);
 414         g_free(name);
 415         __bt_agent_release_memory();
 416
 417         BT_DBG("-");
 418         return TRUE;
 419 }
 420
 421 static gboolean __display_request(GapAgentPrivate *agent, GDBusProxy *device,
 422                                                                 guint passkey)
 423 {
 424         gchar *address = NULL;
 425         gchar *name = NULL;
 426         unsigned char auth_info[5] = {0, };
 427         char *str_passkey;
 428         GVariant *reply = NULL;
 429         GVariant *reply_temp = NULL;
 430         GVariant *tmp_value = NULL;
 431
 432         BT_DBG("+");
 433
 434         reply_temp = __bt_service_getall(device, BT_DEVICE_INTERFACE);
 435         if (reply_temp == NULL) {
 436                 gap_agent_reply_pin_code(agent, GAP_AGENT_REJECT, "",
 437                                              NULL);
 438                 goto done;
 439         }
 440
 441         g_variant_get(reply_temp, "(@a{sv})", &reply); /* Format of reply a{sv}*/
 442
 443         tmp_value = g_variant_lookup_value(reply, "Address", G_VARIANT_TYPE_STRING);
 444         g_variant_get(tmp_value, "s", &address);
 445         G_VARIANT_UNREF(tmp_value);
 446         if (!address) {
 447                 gap_agent_reply_pin_code(agent, GAP_AGENT_REJECT, "", NULL);
 448                 goto done;
 449         }
 450
 451         tmp_value = g_variant_lookup_value(reply, "Name", G_VARIANT_TYPE_STRING);
 452         g_variant_get(tmp_value, "s", &name);
 453         G_VARIANT_UNREF(tmp_value);
 454         if (!name)
 455                 name = g_strdup(address);
 456
 457         __bt_get_auth_info(reply, (char *)auth_info);
 458
 459         str_passkey = g_strdup_printf("%06d", passkey);
 460
 461         if (passkey_watcher) {
 462                 GVariant *param = NULL;
 463
 464                 BT_INFO("Send passkey to %s", passkey_watcher);
 465
 466                 param = g_variant_new("(ss)", address, str_passkey);
 467
 468                 _bt_send_event_to_dest(passkey_watcher, BT_ADAPTER_EVENT,
 469                                 BLUETOOTH_EVENT_PASSKEY_NOTIFICATION, param);
 470         } else {
 471                 _bt_launch_system_popup(BT_AGENT_EVENT_KEYBOARD_PASSKEY_REQUEST, name,
 472                                                 auth_info, str_passkey, NULL,
 473                                                 _gap_agent_get_path(agent));
 474         }
 475
 476         g_free(str_passkey);
 477
 478 done:
 479         g_variant_unref(reply);
 480         g_variant_unref(reply_temp);
 481         g_free(address);
 482         g_free(name);
 483         __bt_agent_release_memory();
 484
 485         BT_DBG("-");
 486         return TRUE;
 487 }
 488
 489 static gboolean __confirm_request(GapAgentPrivate *agent, GDBusProxy *device,
 490                                                                 guint passkey)
 491 {
 492         gchar *address = NULL;
 493         gchar *name = NULL;
 494         unsigned char auth_info[5] = {0, };
 495         char str_passkey[7];
 496         GVariant *reply_temp = NULL;
 497         GVariant *reply = NULL;
 498         GVariant *tmp_value;
 499         BT_DBG("+ passkey[%.6d]", passkey);
 500
 501 #ifdef TIZEN_DPM_ENABLE
 502         if (_bt_dpm_get_bluetooth_pairing_state() == DPM_RESTRICTED) {
 503                 BT_ERR("Not allow to pair the device");
 504                 gap_agent_reply_confirmation(agent, GAP_AGENT_REJECT, NULL);
 505                 __bt_agent_release_memory();
 506                 return TRUE;
 507         }
 508 #endif
 509
 510         snprintf(str_passkey, sizeof(str_passkey), "%.6d", passkey);
 511
 512         reply_temp = __bt_service_getall(device, BT_DEVICE_INTERFACE);
 513
 514         if (reply_temp == NULL) {
 515                 BT_ERR("Device doesn't exist");
 516                 gap_agent_reply_pin_code(agent, GAP_AGENT_REJECT, "",
 517                                              NULL);
 518                 goto done;
 519         }
 520
 521         g_variant_get(reply_temp, "(@a{sv})", &reply); /* Format of reply a{sv}*/
 522
 523         tmp_value = g_variant_lookup_value(reply, "Address", G_VARIANT_TYPE_STRING);
 524         g_variant_get(tmp_value, "s", &address);
 525         G_VARIANT_UNREF(tmp_value);
 526         if (!address) {
 527                 gap_agent_reply_pin_code(agent, GAP_AGENT_REJECT, "", NULL);
 528                 goto done;
 529         }
 530
 531         tmp_value = g_variant_lookup_value(reply, "Name", G_VARIANT_TYPE_STRING);
 532         g_variant_get(tmp_value, "s", &name);
 533         G_VARIANT_UNREF(tmp_value);
 534         if (!name)
 535                 name = g_strdup(address);
 536         __bt_get_auth_info(reply, (char *)auth_info);
 537
 538         BT_DBG("LAUNCH SYSPOPUP");
 539         _bt_launch_system_popup(BT_AGENT_EVENT_PASSKEY_CONFIRM_REQUEST, name,
 540                                                 auth_info, str_passkey, NULL,
 541                                                 _gap_agent_get_path(agent));
 542
 543 done:
 544         g_variant_unref(reply);
 545         g_variant_unref(reply_temp);
 546         g_free(address);
 547         g_free(name);
 548         __bt_agent_release_memory();
 549         BT_DBG("-");
 550
 551         return TRUE;
 552 }
 553
 554 static gboolean __pairing_cancel_request(GapAgentPrivate *agent, const char *address)
 555 {
 556         BT_DBG("On Going Pairing is cancelled by remote\n");
 557
 558         syspopup_destroy_all();
 559
 560         __bt_agent_release_memory();
 561
 562         return TRUE;
 563 }
 564
 565 static gboolean __a2dp_authorize_request_check(void)
 566 {
 567         /* Check for existing Media device to disconnect */
 568         return _bt_is_headset_type_connected(BT_AUDIO_A2DP, NULL);
 569 }
 570
 571 static gboolean __authorize_request(GapAgentPrivate *agent, GDBusProxy *device,
 572                                                         const char *uuid)
 573 {
 574         gchar *address = NULL;
 575         gchar *name = NULL;
 576         unsigned char auth_info[5] = {0, };
 577         gboolean trust;
 578         GVariant *reply = NULL;
 579         GVariant *reply_temp = NULL;
 580         GVariant *tmp_value;
 581 #ifdef TIZEN_FEATURE_NETWORK_TETHERING_ENABLE
 582         bool enabled;
 583         tethering_h tethering = NULL;
 584 #endif
 585         int result = BLUETOOTH_ERROR_NONE;
 586         int request_type = BT_AGENT_EVENT_AUTHORIZE_REQUEST;
 587
 588         BT_DBG("+");
 589
 590         /* Check if already Media connection exsist */
 591         if (!strcasecmp(uuid, A2DP_UUID)) {
 592                 gboolean ret = FALSE;
 593
 594                 ret = __a2dp_authorize_request_check();
 595
 596                 if (ret) {
 597                         BT_ERR("Already one A2DP device connected \n");
 598                         gap_agent_reply_authorize(agent, GAP_AGENT_REJECT,
 599                                               NULL);
 600                         goto done;
 601                 }
 602         }
 603         /* Check completed */
 604
 605         if (!strcasecmp(uuid, HFP_AUDIO_GATEWAY_UUID) ||
 606              !strcasecmp(uuid, HSP_AUDIO_GATEWAY_UUID) ||
 607              !strcasecmp(uuid, HFP_HS_UUID) ||
 608              !strcasecmp(uuid, HSP_HS_UUID) ||
 609              !strcasecmp(uuid, A2DP_UUID) ||
 610              !strcasecmp(uuid, HID_UUID) ||
 611              !strcasecmp(uuid, HID_DEVICE_UUID) ||
 612              !strcasecmp(uuid, SAP_UUID_OLD) ||
 613              !strcasecmp(uuid, SAP_UUID_NEW) ||
 614              !strcasecmp(uuid, IOTIVITY_UUID) ||
 615              !strcasecmp(uuid, AVRCP_TARGET_UUID)) {
 616                 BT_DBG("Auto accept authorization for audio device (HFP, A2DP, AVRCP) [%s]", uuid);
 617                 gap_agent_reply_authorize(agent, GAP_AGENT_ACCEPT,
 618                                               NULL);
 619
 620                 goto done;
 621         }
 622
 623         if (!strcasecmp(uuid, NAP_UUID) ||
 624              !strcasecmp(uuid, GN_UUID) ||
 625               !strcasecmp(uuid, BNEP_UUID)) {
 626
 627                 BT_DBG("Network connection request: %s", uuid);
 628 #ifdef TIZEN_FEATURE_NETWORK_TETHERING_ENABLE
 629                 if (nap_connected_device_count >=
 630                                         BT_PAN_MAX_CONNECTION) {
 631                         BT_ERR("Max connection exceeded");
 632                         goto fail;
 633                 }
 634                 int ret;
 635                 ret = tethering_create(&tethering);
 636
 637                 if (ret != TETHERING_ERROR_NONE) {
 638                         BT_ERR("Fail to create tethering: %d", ret);
 639                         goto fail;
 640                 }
 641
 642                 enabled = tethering_is_enabled(tethering, TETHERING_TYPE_BT);
 643
 644                 ret = tethering_destroy(tethering);
 645
 646                 if (ret != TETHERING_ERROR_NONE)
 647                         BT_ERR("Fail to create tethering: %d", ret);
 648
 649                 if (enabled != true) {
 650                         BT_ERR("BT tethering is not enabled");
 651                         goto fail;
 652                 }
 653 #endif
 654
 655                 gap_agent_reply_authorize(agent, GAP_AGENT_ACCEPT,
 656                                               NULL);
 657                 goto done;
 658 #ifdef TIZEN_FEATURE_NETWORK_TETHERING_ENABLE
 659 fail:
 660                 gap_agent_reply_authorize(agent, GAP_AGENT_REJECT,
 661                       NULL);
 662
 663                 goto done;
 664 #endif
 665         }
 666
 667         reply_temp = __bt_service_getall(device, BT_DEVICE_INTERFACE);
 668         if (reply_temp == NULL) {
 669                 gap_agent_reply_pin_code(agent, GAP_AGENT_REJECT, "",
 670                                              NULL);
 671                 goto done;
 672         }
 673
 674         g_variant_get(reply_temp, "(@a{sv})", &reply); /* Format of reply a{sv}*/
 675
 676         tmp_value = g_variant_lookup_value(reply, "Address", G_VARIANT_TYPE_STRING);
 677         g_variant_get(tmp_value, "s", &address);
 678         G_VARIANT_UNREF(tmp_value);
 679         if (!address) {
 680                 gap_agent_reply_pin_code(agent, GAP_AGENT_REJECT, "", NULL);
 681                 goto done;
 682         }
 683
 684         tmp_value = g_variant_lookup_value(reply, "Alias", G_VARIANT_TYPE_STRING);
 685         g_variant_get(tmp_value, "s", &name);
 686         G_VARIANT_UNREF(tmp_value);
 687         if (!name)
 688                 name = g_strdup(address);
 689
 690         tmp_value = g_variant_lookup_value(reply, "Trusted", G_VARIANT_TYPE_BOOLEAN);
 691         g_variant_get(tmp_value, "b", &trust);
 692         G_VARIANT_UNREF(tmp_value);
 693
 694         __bt_get_auth_info(reply, (char *)auth_info);
 695
 696         BT_INFO("Authorization request for device [%s] Service:[%s]\n", address, uuid);
 697
 698         if (strcasecmp(uuid, OPP_UUID) == 0 &&
 699              _gap_agent_exist_osp_server(agent, BT_OBEX_SERVER,
 700                                         NULL) == TRUE) {
 701                 _bt_send_event(BT_OPP_SERVER_EVENT,
 702                                 BLUETOOTH_EVENT_OBEX_SERVER_CONNECTION_AUTHORIZE,
 703                                 g_variant_new("(iss)", result, address, name));
 704
 705                 goto done;
 706         }
 707
 708         if (_gap_agent_exist_osp_server(agent, BT_RFCOMM_SERVER,
 709                                         (char *)uuid) == TRUE) {
 710                 bt_agent_osp_server_t *osp_serv;
 711                 osp_serv = _gap_agent_get_osp_server(agent,
 712                                                 BT_RFCOMM_SERVER, (char *)uuid);
 713
 714                 if (osp_serv) {
 715                         _bt_send_event(BT_RFCOMM_SERVER_EVENT,
 716                                 BLUETOOTH_EVENT_RFCOMM_AUTHORIZE,
 717                                 g_variant_new("(issssn)", result, address, uuid,
 718                                                 name, osp_serv->path, osp_serv->fd));
 719                 }
 720
 721                 goto done;
 722         }
 723
 724         if (!strcasecmp(uuid, OPP_UUID))
 725                 request_type = BT_AGENT_EVENT_EXCHANGE_REQUEST;
 726         else if (!strcasecmp(uuid, PBAP_UUID))
 727                 request_type = BT_AGENT_EVENT_PBAP_REQUEST;
 728         else if (!strcasecmp(uuid, MAP_UUID))
 729                 request_type = BT_AGENT_EVENT_MAP_REQUEST;
 730
 731         if (trust) {
 732                 BT_INFO("Trusted device, so authorize\n");
 733                 gap_agent_reply_authorize(agent,
 734                                               GAP_AGENT_ACCEPT, NULL);
 735         } else {
 736                 _bt_launch_system_popup(request_type, name, auth_info, NULL, NULL,
 737                                                 _gap_agent_get_path(agent));
 738         }
 739
 740 done:
 741         if (reply)
 742                 g_variant_unref(reply);
 743
 744         if (reply_temp)
 745                 g_variant_unref(reply_temp);
 746
 747         g_free(name);
 748         g_free(address);
 749         __bt_agent_release_memory();
 750         BT_DBG("-");
 751
 752         return TRUE;
 753 }
 754
 755 static gboolean __authorization_cancel_request(GapAgentPrivate *agent,
 756                                                         const char *address)
 757 {
 758         BT_DBG("On Going Authorization is cancelled by remote\n");
 759
 760         gap_agent_reply_authorize(agent, GAP_AGENT_CANCEL, NULL);
 761
 762         syspopup_destroy_all();
 763
 764         __bt_agent_release_memory();
 765
 766         return TRUE;
 767 }
 768
 769 void _bt_destroy_agent(void *agent)
 770 {
 771         if (!agent)
 772                 return;
 773
 774         _gap_agent_reset_dbus((GapAgentPrivate *)agent);
 775
 776         g_free(agent);
 777 }
 778
 779 void* _bt_create_agent(const char *path, gboolean adapter)
 780 {
 781         GAP_AGENT_FUNC_CB func_cb;
 782         GDBusProxy *adapter_proxy;
 783         GapAgentPrivate *agent;
 784
 785         adapter_proxy = _bt_get_adapter_proxy();
 786         if (!adapter_proxy)
 787                 return NULL;
 788
 789         func_cb.pincode_func = __pincode_request;
 790         func_cb.display_func = __display_request;
 791         func_cb.passkey_func = __passkey_request;
 792         func_cb.confirm_func = __confirm_request;
 793         func_cb.authorize_func = __authorize_request;
 794         func_cb.pairing_cancel_func = __pairing_cancel_request;
 795         func_cb.authorization_cancel_func = __authorization_cancel_request;
 796
 797         /* Allocate memory*/
 798         agent = g_new0(GapAgentPrivate, 1);
 799
 800         _gap_agent_setup_dbus(agent, &func_cb, path, adapter_proxy);
 801
 802         if (adapter) {
 803                 if (!_gap_agent_register(agent)) {
 804                         _bt_destroy_agent(agent);
 805                         agent = NULL;
 806                 }
 807         }
 808
 809         return agent;
 810 }
 811
 812 gboolean _bt_agent_register_osp_server(const gint type,
 813                 const char *uuid, char *path, int fd)
 814 {
 815         void *agent = _bt_get_adapter_agent();
 816         if (!agent)
 817                 return FALSE;
 818
 819         return _gap_agent_register_osp_server(agent, type, uuid, path, fd);
 820
 821 }
 822
 823 gboolean _bt_agent_unregister_osp_server(const gint type, const char *uuid)
 824 {
 825         void *agent = _bt_get_adapter_agent();
 826
 827         if (!agent)
 828                 return FALSE;
 829
 830         return _gap_agent_unregister_osp_server(agent, type, uuid);
 831 }
 832
 833 gboolean _bt_agent_reply_authorize(gboolean accept)
 834 {
 835         guint accept_val;
 836
 837         void *agent = _bt_get_adapter_agent();
 838         if (!agent)
 839                 return FALSE;
 840
 841         accept_val = accept ? GAP_AGENT_ACCEPT : GAP_AGENT_REJECT;
 842
 843         return gap_agent_reply_authorize(agent, accept_val, NULL);
 844 }
 845
 846 gboolean _bt_agent_is_canceled(void)
 847 {
 848         void *agent = _bt_get_adapter_agent();
 849         if (!agent)
 850                 return FALSE;
 851
 852         return _gap_agent_is_canceled(agent);
 853 }
 854
 855 void _bt_agent_set_canceled(gboolean value)
 856 {
 857         void *agent = _bt_get_adapter_agent();
 858         if (!agent)
 859                 return;
 860
 861         return _gap_agent_set_canceled(agent, value);
 862 }
 863
 864 int _bt_agent_reply_cancellation(void)
 865 {
 866         void *agent = _bt_get_adapter_agent();
 867
 868         if (!agent)
 869                 return BLUETOOTH_ERROR_INTERNAL;
 870
 871         if (gap_agent_reply_confirmation(agent, GAP_AGENT_CANCEL, NULL) != TRUE) {
 872                 BT_ERR("Fail to reply agent");
 873                 return BLUETOOTH_ERROR_INTERNAL;
 874         }
 875
 876         return BLUETOOTH_ERROR_NONE;
 877 }
 878
 879 static gboolean __bt_agent_is_hid_keyboard(uint32_t dev_class)
 880 {
 881         switch ((dev_class & 0x1f00) >> 8) {
 882         case 0x05:
 883                 switch ((dev_class & 0xc0) >> 6) {
 884                 case 0x01:
 885                         /* input-keyboard" */
 886                         return TRUE;
 887                 }
 888                 break;
 889         }
 890
 891         return FALSE;
 892 }
 893
 894 static gboolean __bt_agent_find_device_by_address_exactname(char *buffer,
 895                                                         const char *address)
 896 {
 897         char *pch;
 898         char *last;
 899
 900         pch = strtok_r(buffer, "= ,", &last);
 901
 902         if (pch == NULL)
 903                 return FALSE;
 904
 905         while ((pch = strtok_r(NULL, ",", &last))) {
 906                 if (0 == g_strcmp0(pch, address)) {
 907                         BT_DBG("Match found\n");
 908                         return TRUE;
 909                 }
 910         }
 911         return FALSE;
 912 }
 913
 914 static gboolean __bt_agent_find_device_by_partial_name(char *buffer,
 915                                                 const char *partial_name)
 916 {
 917         char *pch;
 918         char *last;
 919
 920         pch = strtok_r(buffer, "= ,", &last);
 921
 922         if (pch == NULL)
 923                 return FALSE;
 924
 925         while ((pch = strtok_r(NULL, ",", &last))) {
 926                 if (g_str_has_prefix(partial_name, pch)) {
 927                         BT_DBG("Match found\n");
 928                         return TRUE;
 929                 }
 930         }
 931         return FALSE;
 932 }
 933
 934 static gboolean __bt_agent_is_device_blacklist(const char *address,
 935                                                         const char *name)
 936 {
 937         char *buffer;
 938         char **lines;
 939         int i;
 940         FILE *fp;
 941         long size;
 942         size_t result;
 943
 944         BT_DBG("+");
 945
 946         fp = fopen(BT_AGENT_AUTO_PAIR_BLACKLIST_FILE, "r");
 947
 948         if (fp == NULL) {
 949                 BT_ERR("Unable to open blacklist file");
 950                 return FALSE;
 951         }
 952
 953         fseek(fp, 0, SEEK_END);
 954         size = ftell(fp);
 955         if (size <= 0) {
 956                 BT_DBG("size is not a positive number");
 957                 fclose(fp);
 958                 return FALSE;
 959         }
 960
 961         rewind(fp);
 962
 963         buffer = g_malloc0(sizeof(char) * size);
 964         result = fread((char *)buffer, 1, size, fp);
 965         fclose(fp);
 966         if (result != size) {
 967                 BT_ERR("Read Error");
 968                 g_free(buffer);
 969                 return FALSE;
 970         }
 971
 972         BT_DBG("Buffer = %s", buffer);
 973
 974         lines = g_strsplit_set(buffer, BT_AGENT_NEW_LINE, 0);
 975         g_free(buffer);
 976
 977         if (lines == NULL) {
 978                 BT_ERR("No lines in the file");
 979                 return FALSE;
 980         }
 981
 982         for (i = 0; lines[i] != NULL; i++) {
 983                 if (g_str_has_prefix(lines[i], "AddressBlacklist"))
 984                         if (__bt_agent_find_device_by_address_exactname(
 985                                                 lines[i], address))
 986                                 goto done;
 987                 if (g_str_has_prefix(lines[i], "ExactNameBlacklist"))
 988                         if (__bt_agent_find_device_by_address_exactname(
 989                                                 lines[i], name))
 990                                 goto done;
 991                 if (g_str_has_prefix(lines[i], "PartialNameBlacklist"))
 992                         if (__bt_agent_find_device_by_partial_name(lines[i],
 993                                                                 name))
 994                                 goto done;
 995                 if (g_str_has_prefix(lines[i], "KeyboardAutoPair"))
 996                         if (__bt_agent_find_device_by_address_exactname(
 997                                                 lines[i], address))
 998                                 goto done;
 999         }
1000         g_strfreev(lines);
1001         BT_DBG("-");
1002         return FALSE;
1003 done:
1004         BT_DBG("Found the device");
1005         g_strfreev(lines);
1006         return TRUE;
1007 }
1008
1009 static gboolean __bt_agent_is_auto_response(uint32_t dev_class,
1010                                 const gchar *address, const gchar *name)
1011 {
1012         gboolean is_headset = FALSE;
1013         gboolean is_mouse = FALSE;
1014         char lap_address[BT_LOWER_ADDRESS_LENGTH];
1015
1016         BT_DBG("bt_agent_is_headset_class, %d +", dev_class);
1017
1018         if (address == NULL)
1019                 return FALSE;
1020
1021         switch ((dev_class & 0x1f00) >> 8) {
1022         case 0x04:
1023                 switch ((dev_class & 0xfc) >> 2) {
1024                 case 0x01:
1025                 case 0x02:
1026                         /* Headset */
1027                         is_headset = TRUE;
1028                         break;
1029                 case 0x06:
1030                         /* Headphone */
1031                         is_headset = TRUE;
1032                         break;
1033                 case 0x0b:      /* VCR */
1034                 case 0x0c:      /* Video Camera */
1035                 case 0x0d:      /* Camcorder */
1036                         break;
1037                 default:
1038                         /* Other audio device */
1039                         is_headset = TRUE;
1040                         break;
1041                 }
1042                 break;
1043         case 0x05:
1044                 switch (dev_class & 0xff) {
1045                 case 0x80:  /* 0x80: Pointing device(Mouse) */
1046                         is_mouse = TRUE;
1047                         break;
1048
1049                 case 0x40: /* 0x40: input device (BT keyboard) */
1050
1051                         /* Get the LAP(Lower Address part) */
1052                         g_strlcpy(lap_address, address, sizeof(lap_address));
1053
1054                         /* Need to Auto pair the blacklisted Keyboard */
1055                         if (__bt_agent_is_device_blacklist(lap_address, name) != TRUE) {
1056                                 BT_DBG("Device is not black listed\n");
1057                                 return FALSE;
1058                         } else {
1059                                 BT_ERR("Device is black listed\n");
1060                                 return TRUE;
1061                         }
1062                 }
1063         }
1064
1065         if ((!is_headset) && (!is_mouse))
1066                 return FALSE;
1067
1068         /* Get the LAP(Lower Address part) */
1069         g_strlcpy(lap_address, address, sizeof(lap_address));
1070
1071         BT_DBG("Device address = %s\n", address);
1072         BT_DBG("Address 3 byte = %s\n", lap_address);
1073
1074         if (__bt_agent_is_device_blacklist(lap_address, name)) {
1075                 BT_ERR("Device is black listed\n");
1076                 return FALSE;
1077         }
1078
1079         return TRUE;
1080 }
1081
1082 static int __bt_agent_generate_passkey(char *passkey, int size)
1083 {
1084         int i;
1085         ssize_t len;
1086         int random_fd;
1087         unsigned int value = 0;
1088
1089         if (passkey == NULL)
1090                 return -1;
1091
1092         if (size <= 0)
1093                 return -1;
1094
1095         random_fd = open("/dev/urandom", O_RDONLY);
1096
1097         if (random_fd < 0)
1098                 return -1;
1099
1100         for (i = 0; i < size; i++) {
1101                 len = read(random_fd, &value, sizeof(value));
1102                 if (len > 0)
1103                         passkey[i] = '0' + (value % 10);
1104         }
1105
1106         close(random_fd);
1107
1108         BT_DBG("passkey: %s", passkey);
1109
1110         return 0;
1111 }
1112
1113 int _bt_set_passkey_notification(const char *sender, gboolean enable)
1114 {
1115         BT_INFO("Set passkey notification(sender:%s, %s)",
1116                         sender, enable ? "Enable" : "Disable");
1117
1118         g_free(passkey_watcher);
1119         if (enable == TRUE)
1120                 passkey_watcher = g_strdup(sender);
1121         else
1122                 passkey_watcher = NULL;
1123
1124         return BLUETOOTH_ERROR_NONE;
1125 }