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/*
* Copyright (c) 2011 Samsung Electronics Co., Ltd All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the License);
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <bluetooth.h>
#include <dlog.h>
#include <glib.h>
#include <string.h>
#ifdef LOG_TAG
#undef LOG_TAG
#endif
#define LOG_TAG "BT_CHAT_SERVER"
/**
* Variables
**/
static GMainLoop* g_mainloop = NULL;
static bt_adapter_visibility_mode_e visibility_mode = BT_ADAPTER_VISIBILITY_MODE_NON_DISCOVERABLE;
static bt_adapter_state_e bt_state = BT_ADAPTER_DISABLED;
static int service_socket = -1;
static int connected_socket = -1;
static char* quit_command = "Quit";
/**
* Callback functions
**/
gboolean timeout_func(gpointer data)
{
LOGE("[%s] Timeout.", __FUNCTION__);
if(g_mainloop)
{
g_main_loop_quit((GMainLoop*)data);
}
return FALSE;
}
void bt_state_changed_impl(int result, bt_adapter_state_e adapter_state, void* user_data)
{
if( adapter_state == BT_ADAPTER_ENABLED )
{
if( result == BT_ERROR_NONE )
{
LOGI("[%s] Callback: BT was enabled successfully.", __FUNCTION__);
bt_state = BT_ADAPTER_ENABLED;
}
else
{
LOGE("[%s] Callback: Failed to enable BT.", __FUNCTION__);
}
}
if(g_mainloop)
{
g_main_loop_quit(g_mainloop);
}
}
void bt_socket_connection_state_changed_impl(int result, bt_socket_connection_state_e connection_state,
bt_socket_connection_s *connection, void *user_data)
{
if( result == BT_ERROR_NONE )
{
LOGI("[%s] Callback: Result is BT_ERROR_NONE.", __FUNCTION__);
}
else
{
LOGI("[%s] Callback: Result is not BT_ERROR_NONE.", __FUNCTION__);
}
if( connection_state == BT_SOCKET_CONNECTED )
{
LOGI("[%s] Callback: Connected.", __FUNCTION__);
if( connection != NULL )
{
connected_socket = connection->socket_fd;
LOGI("[%s] Callback: Socket of connection - %d.", __FUNCTION__, connected_socket);
LOGI("[%s] Callback: Role of connection - %d.", __FUNCTION__, connection->local_role);
LOGI("[%s] Callback: Address of connection - %s.", __FUNCTION__, connection->remote_address);
}
else
{
LOGI("[%s] Callback: No connection data", __FUNCTION__);
}
}
else
{
LOGI("[%s] Callback: Disconnected.", __FUNCTION__);
LOGI("[%s] Callback: Socket of connection - %d.", __FUNCTION__, connected_socket);
LOGI("[%s] Callback: Role of connection - %d.", __FUNCTION__, connection->local_role);
LOGI("[%s] Callback: Address of connection - %s.", __FUNCTION__, connection->remote_address);
}
}
void bt_socket_data_received_impl(bt_socket_received_data_s *data, void *user_data)
{
if( data->data_size > 0 )
{
if( !strncmp(data->data, quit_command, data->data_size) )
{
LOGI("[%s] Callback: Quit command.", __FUNCTION__);
if(g_mainloop)
{
g_main_loop_quit(g_mainloop);
}
}
if( bt_socket_send_data(connected_socket, quit_command, strlen(quit_command)) == BT_ERROR_NONE )
{
LOGI("[%s] Callback: Send quit command.", __FUNCTION__);
}
else
{
LOGE("[%s] Callback: bt_socket_send_data() failed.", __FUNCTION__);
}
}
else
{
LOGE("[%s] Callback: No data.", __FUNCTION__);
}
}
int main()
{
g_mainloop = g_main_loop_new(NULL, FALSE);
const char* my_uuid="11011101-0000-1000-8000-00805F9B34FB";
int timeout_id = -1;
LOGI("[%s] Server starts.", __FUNCTION__);
if(bt_initialize() != BT_ERROR_NONE)
{
LOGE("[%s] bt_initialize() failed.", __FUNCTION__);
return -1;
}
if(bt_adapter_get_state(&bt_state) != BT_ERROR_NONE)
{
LOGE("[%s] bt_adapter_get_state() failed.", __FUNCTION__);
return -1;
}
// Enable BT
if(bt_state == BT_ADAPTER_DISABLED)
{
if(bt_adapter_set_state_changed_cb(bt_state_changed_impl, NULL) != BT_ERROR_NONE)
{
LOGE("[%s] bt_adapter_set_state_changed_cb() failed.", __FUNCTION__);
return -1;
}
if(bt_adapter_enable() == BT_ERROR_NONE)
{
LOGI("[%s] bt_adapter_state_changed_cb will be called.", __FUNCTION__);
timeout_id = g_timeout_add (60000, timeout_func, g_mainloop);
g_main_loop_run(g_mainloop);
g_source_remove(timeout_id);
}
else
{
LOGE("[%s] bt_adapter_enable() failed.", __FUNCTION__);
return -1;
}
}
else
{
LOGI("[%s] BT was already enabled.", __FUNCTION__);
}
// Set name as "chat_server"
if(bt_state == BT_ADAPTER_ENABLED)
{
char* name = NULL;
if(bt_adapter_get_name(&name) != BT_ERROR_NONE)
{
LOGE("[%s] bt_adapter_get_name() failed.", __FUNCTION__);
return -1;
}
if(strncmp(name, "chat_server", strlen(name)) != 0)
{
if(bt_adapter_set_name("chat_server") != BT_ERROR_NONE)
{
if (NULL != name)
free(name);
LOGE("[%s] bt_adapter_set_name() failed.", __FUNCTION__);
return -1;
}
}
if (NULL != name)
free(name);
}
else
{
LOGE("[%s] BT is not enabled.", __FUNCTION__);
return -1;
}
// Set visibility as BT_ADAPTER_VISIBILITY_MODE_GENERAL_DISCOVERABLE
if(bt_adapter_get_visibility(&visibility_mode) != BT_ERROR_NONE)
{
LOGE("[%s] bt_adapter_get_visibility() failed.", __FUNCTION__);
return -1;
}
if(visibility_mode != BT_ADAPTER_VISIBILITY_MODE_GENERAL_DISCOVERABLE)
{
if(bt_adapter_set_visibility(BT_ADAPTER_VISIBILITY_MODE_GENERAL_DISCOVERABLE, 0) != BT_ERROR_NONE)
{
LOGE("[%s] bt_adapter_set_visibility() failed.", __FUNCTION__);
return -1;
}
visibility_mode = BT_ADAPTER_VISIBILITY_MODE_GENERAL_DISCOVERABLE;
}
else
{
LOGI("[%s] Visibility mode was already set as BT_ADAPTER_VISIBILITY_MODE_GENERAL_DISCOVERABLE.", __FUNCTION__);
}
// Connecting socket as a server
if(bt_socket_create_rfcomm(my_uuid, &service_socket) != BT_ERROR_NONE)
{
LOGE("[%s] bt_socket_create_rfcomm() failed.", __FUNCTION__);
return -1;
}
LOGI("[%s] socket is created - %d.", __FUNCTION__, service_socket);
if(bt_socket_set_connection_state_changed_cb(bt_socket_connection_state_changed_impl, NULL) != BT_ERROR_NONE)
{
LOGE("[%s] bt_socket_set_connection_state_changed_cb() failed.", __FUNCTION__);
return -1;
}
if(bt_socket_set_data_received_cb(bt_socket_data_received_impl, NULL) != BT_ERROR_NONE)
{
LOGE("[%s] bt_socket_set_data_received_cb() failed.", __FUNCTION__);
return -1;
}
if(bt_socket_listen_and_accept_rfcomm(service_socket, 5) == BT_ERROR_NONE)
{
LOGI("[%s] bt_socket_connection_state_changed_cb will be called.", __FUNCTION__);
g_main_loop_run(g_mainloop);
}
else
{
LOGE("[%s] bt_socket_listen_and_accept_rfcomm() failed.", __FUNCTION__);
return -1;
}
sleep(5); // Wait for completing delivery
if(bt_socket_destroy_rfcomm(service_socket) != BT_ERROR_NONE)
{
LOGE("[%s] bt_socket_destroy_rfcomm() failed.", __FUNCTION__);
return -1;
}
else
{
LOGE("[%s] bt_socket_destroy_rfcomm() succeeded.", __FUNCTION__);
}
bt_deinitialize();
LOGI("[%s] Server ends.", __FUNCTION__);
return 0;
}
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