Windows7 下怎么获得网卡MAC地址

[barbarian110]

如题，通用的方法用API和WMI在XP下可以正常获得，但是在Windows7下都集体罢工，取不到数据，这是为神马呢， 求解答，求附体，求交往。。

[星羽]

#include "stdafx.h"  
#include <windows.h>  
#include <wincon.h>  
#include <nb30.h>  
#include <stdlib.h>  
#include <stdio.h>  
#include <time.h>  
#pragma comment(lib, "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 eturn 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\n", lana_enum.length);  
          
        for (int i = 0; i < lana_enum.length; ++i)
            getmac_one( lana_enum.lana[i]);
    }  


    return 0;  
}  

[柯本]

用WMI肯定可以,只是WMI的速度会比较慢

[大道曙光]

学习了 [Quote=引用 1 楼 chiyer 的回复:]

C/C++ code

#include "stdafx.h"
#include <windows.h>
#include <wincon.h>
#include <nb30.h>
#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#pragma comment(lib, "Netapi32.lib")……
[/Quote]