怎么查询远程网卡的mac地址？

huamoran 2006-09-07 03:24:55

怎么查询远程网卡的mac地址？

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iec 2006-09-23

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mark

baojian88888 2006-09-08

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SendARP

cici2006 2006-09-08

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对的。

goingup 2006-09-07

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得到远程机器MAC地址源代码
#include
#include
#include
#include "iphlpapi.h"

#pragma comment ( lib, "ws2_32.lib" )
#pragma comment ( lib, "Iphlpapi.lib" )

void main( int argc, char ** argv )
{
int numberOfHost = 1;
struct hostent *remoteHostent;

//处理命令行参数
if ( argc == 3 )
numberOfHost = atoi( argv[2] );
if ( ( argc >3 ) || ( argc < 2 ) )
{
printf( "RmtHost v0.2 - Get remote HostName /MacAddress\n" );
printf( "by ShotgunLabs ( Shotgun@xici.net )\n\n" );
printf( "Usage　:\n\tRmtHost.exe [RemoteIP] \n\n" );
printf( "Example:\n\tRmtHost.exe 192.168.0.3\n" );
printf( "\tRmtHost.exe 192.168.0.3 255\n\n" );
exit( 0 );
}
//初始化SOCKET
WSADATA wsaData;
int iRet = WSAStartup(MAKEWORD(2,1), &wsaData);
if ( iRet != 0 )
{
printf( "WSAStartup Error:%d\n", GetLastError() );
exit( 0 );
}
int nRemoteAddr = inet_addr( argv[1] );
remoteHostent= (struct hostent*)malloc( sizeof(struct hostent ));
struct in_addr sa;
for ( int i = 0; i < numberOfHost; i ++ )
{
//获取远程机器名
sa.s_addr = nRemoteAddr;
printf( "\nIpAddress : %s\n", inet_ntoa( sa ) );
remoteHostent = gethostbyaddr( (char*)&nRemoteAddr,4, AF_INET );
if ( remoteHostent )
printf( "HostName　: %s\n",remoteHostent->h_name );
else
printf( "gethostbyaddr Error:%d\n",GetLastError() );
//发送ARP查询包获得远程MAC地址

unsigned char macAddress[6];
ULONG macAddLen = 6;
iRet=SendARP(nRemoteAddr, (unsigned long)NULL,(PULONG)&macAddress, &macAddLen);
if ( iRet == NO_ERROR )
{
printf( "MacAddress: " );
for( int i =0; i<6; i++ )
{
printf( "%.2x", macAddress[i] );
if ( i<5 ) printf( "-" );
}
printf( "\n" );
}
else
printf( "SendARP Error:%d\n", GetLastError());
nRemoteAddr = htonl( ntohl( nRemoteAddr ) + 1 );
}
}