＋设为首页 ＋添加到收藏夹
如何用vc获得局域网中的ip和mac地址
http://www.zdnet.com.cn/developer/code/story/0,2000081534,39050622,00.htm
up
方法一,netbios api
getmac-netbios.cpp
// Visual C++ 5.0: cl -GX getmac-netbios.cpp netapi32.lib
// Borland C++ 5.0: bcc32 getmac-netbios.cpp
#include <windows.h>
#include <stdlib.h>
#include <stdio.h>
#include <iostream>
#include <strstream>
#include <string>
using namespace std;
bool GetAdapterInfo(int nAdapterNum, string & sMAC)
{
// Reset the LAN adapter so that we can begin querying it
NCB Ncb;
memset(&Ncb, 0, sizeof(Ncb));
Ncb.ncb_command = NCBRESET;
Ncb.ncb_lana_num = nAdapterNum;
if (Netbios(&Ncb) != NRC_GOODRET) {
char acTemp[80];
ostrstream outs(acTemp, sizeof(acTemp));
outs << "error " << Ncb.ncb_retcode << " on reset" << ends;
sMAC = acTemp;
return false;
}
// Prepare to get the adapter status block
memset(&Ncb, 0, sizeof(Ncb));
Ncb.ncb_command = NCBASTAT;
Ncb.ncb_lana_num = nAdapterNum;
strcpy((char *) Ncb.ncb_callname, "*");
struct ASTAT {
ADAPTER_STATUS adapt;
NAME_BUFFER NameBuff[30];
} Adapter;
memset(&Adapter, 0, sizeof(Adapter));
Ncb.ncb_buffer = (unsigned char *)&Adapter;
Ncb.ncb_length = sizeof(Adapter);
// Get the adapters info and, if this works, return it in standard,
// colon-delimited form.
if (Netbios(&Ncb) == 0) {
char acMAC[18];
sprintf(acMAC, "%02X:%02X:%02X:%02X:%02X:%02X",
int (Adapter.adapt.adapter_address[0]),
int (Adapter.adapt.adapter_address[1]),
int (Adapter.adapt.adapter_address[2]),
int (Adapter.adapt.adapter_address[3]),
int (Adapter.adapt.adapter_address[4]),
int (Adapter.adapt.adapter_address[5]));
sMAC = acMAC;
return true;
}
else {
char acTemp[80];
ostrstream outs(acTemp, sizeof(acTemp));
outs << "error " << Ncb.ncb_retcode << " on ASTAT" << ends;
sMAC = acTemp;
return false;
}
}
int main()
{
// Get adapter list
LANA_ENUM AdapterList;
NCB Ncb;
memset(&Ncb, 0, sizeof(NCB));
Ncb.ncb_command = NCBENUM;
Ncb.ncb_buffer = (unsigned char *)&AdapterList;
Ncb.ncb_length = sizeof(AdapterList);
Netbios(&Ncb);
// Get all of the local ethernet addresses
string sMAC;
for (int i = 0; i < AdapterList.length; ++i) {
if (GetAdapterInfo(AdapterList.lana[i], sMAC)) {
cout << "Adapter " << int (AdapterList.lana[i]) <<
"s MAC is " << sMAC << endl;
}
else {
cerr << "Failed to get MAC address! Do you" << endl;
cerr << "have the NetBIOS protocol installed?" << endl;
break;
}
}
return 0;
}
