VC获取网卡MAC 源码

#include < windows.h >

#include < wincon.h >

#include < stdlib.h >

#include < stdio.h >

#include < time.h >



// 因为是通过NetAPI来获取网卡信息，所以需要 Netapi32.lib



typedef struct _ASTAT_

{

    ADAPTER_STATUS adapt;

    NAME_BUFFER    NameBuff [30];

}ASTAT, * PASTAT;



ASTAT Adapter;        



// 定义一个存放返回网卡信息的变量 

// 输入参数：lana_num为网卡编号，一般地，从0开始，但在Windows 2000中并不一定是连续分配的 



void getmac_one (int lana_num)

{

    NCB ncb;

    UCHAR uRetCode;



    memset( &ncb, 0, sizeof(ncb) );

    ncb.ncb_command = NCBRESET;

    ncb.ncb_lana_num = lana_num;  

    // 指定网卡号



// 首先对选定的网卡发送一个NCBRESET命令，以便进行初始化 

    uRetCode = Netbios( &ncb );

    printf( "The NCBRESET return code is:0x%x\n", uRetCode );



    memset( &ncb, 0, sizeof(ncb) );

    ncb.ncb_command = NCBASTAT;

    ncb.ncb_lana_num = lana_num;        // 指定网卡号



    strcpy( (char *)ncb.ncb_callname,"*");

    ncb.ncb_buffer = (unsigned char *) &Adapter;



// 指定返回的信息存放的变量 

    ncb.ncb_length = sizeof(Adapter);



// 接着，可以发送NCBASTAT命令以获取网卡的信息 

    uRetCode = Netbios( &ncb );

    printf("The NCBASTAT return code is: 0x%x\n", uRetCode );

    if ( uRetCode == 0 )

    {

// 把网卡MAC地址格式化成常用的16进制形式，如0010-A4E4-5802 

printf( "The Ethernet Number[%d]is: %02X%02X-%02X%02X-%02X%02X\n",

lana_num,

Adapter.adapt.adapter_address[0],

Adapter.adapt.adapter_address[1],

Adapter.adapt.adapter_address[2],

Adapter.adapt.adapter_address[3],

Adapter.adapt.adapter_address[4],

Adapter.adapt.adapter_address[5] );

    }

}



int main(int argc, char* argv[]) 

{

    NCB ncb;

    UCHAR uRetCode;

    LANA_ENUM lana_enum;



    memset( &ncb, 0, sizeof(ncb) );

    ncb.ncb_command = NCBENUM;



    ncb.ncb_buffer = (unsigned char *) &lana_enum;

    ncb.ncb_length = sizeof(lana_enum);



// 向网卡发送NCBENUM命令，以获取当前机器的网卡信息，如有多少个网卡、每张网卡的编号等 

uRetCode = Netbios( &ncb );

printf( "The NCBENUM return code is: 0x%x\n", uRetCode );

if ( uRetCode == 0 )

{

printf( "Ethernet Count is : %d\n", lana_enum.length);



// 对每一张网卡，以其网卡编号为输入编号，获取其MAC地址 

for ( int i=0; i< lana_enum.length; ++i){

getmac_one((int)lana_enum.lana);

}

  }





return 0;

}