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PcapUtility.cpp
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106 lines (92 loc) · 3.09 KB
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/*
* Copyright (C) 2012 Yee Young Han <websearch@naver.com> (http://blog.naver.com/websearch)
*
* 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 3 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "SipPlatformDefine.h"
#include "PcapUtility.h"
#include "MemoryDebug.h"
/**
* @ingroup SipCallDump
* @brief 디바이스 설명에 대한 디바이스 이름을 검색한다.
* @param pszDeviceDesscription 디바이스 설명
* @param pszDeviceName 디바이스 이름을 저장할 변수
* @param iDeviceNameSize pszDeviceName 변수 크기
* @returns 성공하면 true 를 리턴하고 그렇지 않으면 false 를 리턴한다.
*/
bool GetDeviceName( const char * pszDeviceDesscription, char * pszDeviceName, int iDeviceNameSize )
{
pcap_if_t * psttAllDevice = NULL;
pcap_if_t * psttDeviceEntry;
char szErrBuf[PCAP_ERRBUF_SIZE];
bool bFound = false;
// Retrieve the device list
if( pcap_findalldevs( &psttAllDevice, szErrBuf ) == -1 )
{
printf( "Error in pcap_findpsttAllDevice: %s", szErrBuf );
return false;
}
if( psttAllDevice == NULL )
{
printf( "No interfaces found! Make sure WinPcap is installed." );
return false;
}
// Jump to the selected adapter
for( psttDeviceEntry = psttAllDevice; psttDeviceEntry; psttDeviceEntry = psttDeviceEntry->next )
{
if( strstr( psttDeviceEntry->description, pszDeviceDesscription ) )
{
printf( "Device Description is [%s]\n", psttDeviceEntry->description );
snprintf( pszDeviceName, iDeviceNameSize, "%s", psttDeviceEntry->name );
bFound = true;
break;
}
}
pcap_freealldevs( psttAllDevice );
if( bFound == false )
{
printf( "device name is not correct\n" );
return false;
}
printf( "Device Name is [%s]\n", pszDeviceName );
return true;
}
/**
* @ingroup SipCallDump
* @brief 디바이스 이름을 출력한다.
*/
void PrintDeviceName()
{
pcap_if_t * psttAllDevice = NULL;
pcap_if_t * psttDeviceEntry;
char szErrBuf[PCAP_ERRBUF_SIZE];
// Retrieve the device list
if( pcap_findalldevs( &psttAllDevice, szErrBuf ) == -1 )
{
printf( "Error in pcap_findpsttAllDevice: %s", szErrBuf );
return;
}
if( psttAllDevice == NULL )
{
printf( "No interfaces found! Make sure WinPcap is installed." );
return;
}
// Jump to the selected adapter
for( psttDeviceEntry = psttAllDevice; psttDeviceEntry; psttDeviceEntry = psttDeviceEntry->next )
{
printf( "[%s] [%s]\n", psttDeviceEntry->name, psttDeviceEntry->description );
}
pcap_freealldevs( psttAllDevice );
}