怎么读取到网络上的任一台机器的网卡的MAC地址？

[Thumb168]

我看过一个软件，可以计取局域网络上机器网卡的MAC地址，不知道是怎么实现的，不知道大家有没有好的办法！

[wyb_Ultra]

应该有API函数的，我有一本Delphi的书上有，可惜不在身边。

[blankman]

我做过截取所有局域网内ip曾数据包的程序,好像要截取mac地址得该网卡驱动或是改写dll,具体的方法我也不太清楚,如果找到的话麻烦转告一下[e-mail]

[sczyq]

// unit1.H
#include <WinSock.hpp>

//------------------------------------------------------------------
// unit1.cpp
//------------------------------------------------------------------#include <vcl.h>
#pragma hdrstop

#include "Unit1.h"
#include <iphlpapi.h>

#pragma comment (lib, "ws2_32.lib")
#pragma comment (lib, "C:\Program Files\Borland\CBuilder6\Lib\Psdk\Iphlpapi.lib")
//------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
: TForm(Owner)
{
}
//------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
AnsiString MacAddress = GetRemoteMACAddress(Edit1->Text);
for (int i=5;i>0;i--) MacAddress.Insert("-",i*2+1);
Edit2->Text = MacAddress;
}
//------------------------------------------------------------------
AnsiString __fastcall TForm1::GetRemoteMACAddress(AnsiString DestIP)
{
unsigned char MacAddress[6];
ULONG MacLen = 6;
if (SendARP(inet_addr(DestIP.c_str()), 0,
(PULONG)&MacAddress, &MacLen) == NO_ERROR)
return IntToHex((int)MacAddress[0],2)
+ IntToHex((int)MacAddress[1],2)
+ IntToHex((int)MacAddress[2],2)
+ IntToHex((int)MacAddress[3],2)
+ IntToHex((int)MacAddress[4],2)
+ IntToHex((int)MacAddress[5],2);
else return "????????????";
}

[NowCan]

SendARP只用于Win2000以上系统