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/*
*
*
* Copyright (C) 2011 - 2012 Samsung Electronics Co., Ltd. All rights reserved.
*
* Contact:
* JiHye Kim <jihye1128.kim@samsung.com>
* Hyunjun Son <hj79.son@samsung.com>
* GiWoong Kim <giwoong.kim@samsung.com>
* YeongKyoon Lee <yeongkyoon.lee@samsung.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Contributors:
* - S-Core Co., Ltd
*
*/
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#ifdef _WIN32
#include <windows.h>
#include <winsock2.h>
#include <ws2tcpip.h>
#else
#include <arpa/inet.h>
#endif
#include "guest_server.h"
#include "skin/maruskin_server.h"
#include "debug_ch.h"
MULTI_DEBUG_CHANNEL( qemu, guest_server );
#define RECV_BUF_SIZE 32
static void* run_guest_server( void* args );
static int svr_port = 0;
static int server_sock = 0;
static int parse_val( char *buff, unsigned char data, char *parsbuf );
pthread_t start_guest_server( int server_port ) {
svr_port = server_port;
pthread_t thread_id;
if ( 0 != pthread_create( &thread_id, NULL, run_guest_server, NULL ) ) {
ERR( "fail to create guest_server pthread.\n" );
}
return thread_id;
}
static void* run_guest_server( void* args ) {
uint16_t port;
struct sockaddr_in server_addr, client_addr;
socklen_t client_len;
port = svr_port;
if ( ( server_sock = socket( PF_INET, SOCK_DGRAM, 0 ) ) < 0 ) {
ERR( "create listen socket error\n" );
perror( "create listen socket error\n" );
goto cleanup;
}
memset( &server_addr, '\0', sizeof( server_addr ) );
server_addr.sin_family = PF_INET;
server_addr.sin_addr.s_addr = inet_addr( "127.0.0.1" );
server_addr.sin_port = htons( port );
int opt = 1;
setsockopt( server_sock, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof( opt ) );
if ( 0 > bind( server_sock, (struct sockaddr*) &server_addr, sizeof( server_addr ) ) ) {
ERR( "guest server bind error: " );
perror( "bind" );
goto cleanup;
} else {
INFO( "success to bind port[127.0.0.1:%d/udp] for guest_server in host \n", port );
}
client_len = sizeof( client_addr );
char readbuf[RECV_BUF_SIZE];
INFO( "guest server start...port:%d\n", port );
while ( 1 ) {
memset( &readbuf, 0, RECV_BUF_SIZE );
int read_cnt = recvfrom( server_sock, readbuf, RECV_BUF_SIZE, 0, (struct sockaddr*) &client_addr, &client_len );
if ( 0 > read_cnt ) {
perror( "error : guest_server read" );
break;
} else {
if ( 0 == read_cnt ) {
ERR( "read_cnt is 0.\n" );
break;
}
TRACE( "================= recv =================\n" );
TRACE( "read_cnt:%d\n", read_cnt );
TRACE( "readbuf:%s\n", readbuf );
char command[RECV_BUF_SIZE];
memset( command, '\0', sizeof( command ) );
parse_val( readbuf, 0x0a, command );
TRACE( "----------------------------------------\n" );
if ( strcmp( command, "3\n" ) == 0 ) {
TRACE( "command:%s\n", command );
notify_sensor_daemon_start();
} else {
ERR( "!!! unknown command : %s\n", command );
}
TRACE( "========================================\n" );
}
}
cleanup:
#ifdef __MINGW32__
if( server_sock ) {
closesocket(server_sock);
}
#else
if ( server_sock ) {
close( server_sock );
}
#endif
return NULL;
}
static int parse_val( char* buff, unsigned char data, char* parsbuf ) {
int count = 0;
while ( 1 ) {
if ( count > 12 ) {
return -1;
}
if ( buff[count] == data ) {
count++;
strncpy( parsbuf, buff, count );
return count;
}
count++;
}
return 0;
}
void shutdown_guest_server( void ) {
INFO( "shutdown_guest_server.\n" );
#ifdef __MINGW32__
if( server_sock ) {
closesocket( server_sock );
}
#else
if ( server_sock ) {
close( server_sock );
}
#endif
}
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