首先在头文件定义中加入
代
- #include "nb30.h"
- #pragma comment(lib,"netapi32.lib")
- typedef struct _ASTAT_
- {
- ADAPTER_STATUS adapt;
- NAME_BUFFER NameBuff[30];
- } ASTAT, * PASTAT;
如何用VC++开发读取网卡MAC地址的程序
2003-4-6 8:07:11 LYCOS 温卫红
在实际的应用系统中,我们往往会需要在程序运行时获取当前机器的网卡的MAC地址,以便作为某种标识之用,如控制程序的合法性等。下文就如何用Microsoft Visual C++ 6.0开发这样的程序演示如何实现其要点。
---- 这里采用的方法是通过Windows 9x/NT/Win2000中内置的NetApi32.DLL的功能来实现的,首先通过发送NCBENUM命令获取网卡的数目和每个网卡的内部编号,然后对每个网卡标号发送NCBASTAT命令获取其MAC地址。注意:这里的网卡是指捆绑了NetBeui协议的通信协议栈,可以在网卡的属性处查看到。
---- 请运行VC++,打开一个新的工程,选择创建一个Win32 Console程序,然后按下文输入代码,并请参见其中的注释:
C++代码
- #include "stdafx.h"
- #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,所以需要包含其题头文件nb30.h #include < nb30.h >
- 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\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( lana_enum.lana[i]);
- }
- return 0;
- }
- ---- 此时,按F7编译、直至通过,按F5运行即可。
- ---- 这段代码可以直接嵌入相关的应用系统之中,或封装成.DLL或COM控件,以便可以在Visual Basic、Visual Foxpro、Power Builder或Delphi等其他程序中调用
网友: goat623(gxx623@sina.com) 发表于: 2003-10-16 9:18:07
C++代码
- #include <stdio.h>
- #include <stdlib.h>
- #include <Winsock2.h>
- #include <Winsock.h>
- #include <iphlpapi.h>
- #include <windows.h>
- #include <iostream.h>
- #pragma comment ( lib, "ws2_32.lib" )
- #pragma comment ( lib, "Iphlpapi.lib" )
- void main( int argc, char ** argv )
- {
- typedef struct _MIB_IPNETROW
- { DWORD dwIndex;
- DWORD dwPhysAddrLen;
- BYTE bPhysAddr[MAXLEN_PHYSADDR];
- DWORD dwAddr;
- DWORD dwType;
- } MIB_IPNETROW, *PMIB_IPNETROW;
- typedef struct _ASTAT_
- {
- ADAPTER_STATUS adapt;
- NAME_BUFFER NameBuff [30];
- }ASTAT, * PASTAT;
- int iRet;
- int numberOfHost;
- struct in_addr sa;
- unsigned char macAddress[6];
- HOSTENT* remoteHostent;
- IPAddr nRemoteAddr;
- ULONG macAddLen = 6;
- WSADATA wsaData;
- ASTAT Adapter;
- MIB_IPNETROW dwIndex;
- MIB_IPNETROW dwaddr;
- typedef DWORD(CALLBACK * PFLUSHIPNETTABLE)(DWORD);
- HINSTANCE hInst;
- hInst=LoadLibrary("iphlpapi.dll");
- //处理命令行参数
- if ( argc == 2)
- {
- numberOfHost = atoi( argv[2] );
- }
- if ( ( argc >3 ) || ( argc < 2 ) )
- {
- printf( "RmtHost v0.2 - Get remote HostName /MacAddress\n" );
- printf( "Usage :\n\tRmtHost.exe [RemoteIP] \n\n" );
- printf( "Example:\n\tRmtHost.exe 192.168.200.254\n" );
- }
- //初始化SOCKET
- iRet = WSAStartup(MAKEWORD(2,1), &wsaData);
- if ( iRet != 0 )
- {
- printf( "WSAStartup Error:%d\n", GetLastError() );
- exit( 0 );
- }
- nRemoteAddr = inet_addr( "192.168.200.160" );
- // dwaddr = inet_addr( "192.168.200.160" );
- remoteHostent= (struct hostent*)malloc( sizeof(struct hostent ));
- //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( "SendARP Error:%d\n", GetLastError());
- }
- //发送ARP查询包获得远程MAC地址
- iRet=SendARP(nRemoteAddr, (unsigned long)NULL,(PULONG)&macAddress, &macAddLen);
- if ( iRet == NO_ERROR )
- {
- printf("MacAddress is: %02X-%02X-%02X-%02X-%02X-%02X", macAddress[0], macAddress[1], macAddress[2], macAddress[3], macAddress[4], macAddress[5]);
- printf("\n");
- }
- 必须安装PLATFORM SDK
- 就可以这样调用来获取远程网卡MAC地址了:
- CString GetMacAddress(CString sNetBiosName)
- {
- ASTAT Adapter;
- NCB ncb;
- UCHAR uRetCode;
- memset(&ncb, 0, sizeof(ncb));
- ncb.ncb_command = NCBRESET;
- ncb.ncb_lana_num = 0;
- uRetCode = Netbios(&ncb);
- memset(&ncb, 0, sizeof(ncb));
- ncb.ncb_command = NCBASTAT;
- ncb.ncb_lana_num = 0;
- sNetBiosName.MakeUpper();
- FillMemory(ncb.ncb_callname, NCBNAMSZ - 1, 0x20);
- strcpy((char *)ncb.ncb_callname, (LPCTSTR) sNetBiosName);
- ncb.ncb_callname[sNetBiosName.GetLength()] = 0x20;
- ncb.ncb_callname[NCBNAMSZ] = 0x0;
- ncb.ncb_buffer = (unsigned char *) &Adapter;
- ncb.ncb_length = sizeof(Adapter);
- uRetCode = Netbios(&ncb);
- CString sMacAddress;
- if (uRetCode == 0)
- {
- sMacAddress.Format(_T("%02x%02x%02x%02x%02x%02x"),
- 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]);
- }
- return sMacAddress;
- }



