C++ 硬件信息 获取网卡MAC地址

获取计算机网卡MAC地址的方法很多，这里采用的是命令行的形式获取，可以获取有线网卡与无线网卡的MAC地址，很简单，直接

上代码。

【1】头文件

#if !defined(AFX_95644697_C78F_4DD6_885B_3D7C40B2D55C__INCLUDED_)#define AFX_95644697_C78F_4DD6_885B_3D7C40B2D55C__INCLUDED_#if _MSC_VER > 1000#pragma once#endif // _MSC_VER > 1000#include <iostream>#include <string>#include <windows.h>using namespace std;//--------------------------------------------------------------//网卡MAC地址//--------------------------------------------------------------BOOL GetMacByCmd(char *lpszMac, int len=128);#endif // !defined(AFX_95644697_C78F_4DD6_885B_3D7C40B2D55C__INCLUDED_)

【2】CPP文件

#include "stdafx.h"#include "MacID.h"//--------------------------------------------------------------//网卡MAC地址//--------------------------------------------------------------BOOL GetMacByCmd(char *lpszMac, int len/*=128*/){const long MAX_COMMAND_SIZE = 10000; //命令行输出缓冲大小WCHAR szFetCmd[]= L"ipconfig /all"; //获取MAC命令行const string strEnSearch = "Physical Address. . . . . . . . . : "; //网卡MAC地址的前导信息const string strChSearch = "物理地址. . . . . . . . . . . . . : ";BOOL   bret  = FALSE;HANDLE hReadPipe  = NULL; //读取管道HANDLE hWritePipe = NULL; //写入管道PROCESS_INFORMATION pi;   //进程信息STARTUPINFOsi;  //控制命令行窗口信息SECURITY_ATTRIBUTES sa;   //安全属性charszBuffer[MAX_COMMAND_SIZE+1] = {0}; //放置命令行结果的输出缓冲区stringstrBuffer;unsigned longcount = 0;longipos  = 0;pi.hProcess = NULL;pi.hThread  = NULL;si.cb= sizeof(STARTUPINFO);sa.nLength= sizeof(SECURITY_ATTRIBUTES);sa.lpSecurityDescriptor = NULL;sa.bInheritHandle= TRUE;//1.0 创建管道bret = CreatePipe(&hReadPipe, &hWritePipe, &sa, 0);if(!bret){goto END;}//2.0 设置命令行窗口的信息为指定的读写管道GetStartupInfo(&si);si.hStdError= hWritePipe;si.hStdOutput= hWritePipe;si.wShowWindow= SW_HIDE; //隐藏命令行窗口si.dwFlags= STARTF_USESHOWWINDOW | STARTF_USESTDHANDLES;//3.0 创建获取命令行的进程bret = CreateProcess(NULL, szFetCmd, NULL, NULL, TRUE, 0, NULL, NULL, &si, &pi );if(!bret){goto END;}//4.0 读取返回的数据WaitForSingleObject (pi.hProcess, 2000/*INFINITE*/);bret  =  ReadFile(hReadPipe,  szBuffer,  MAX_COMMAND_SIZE,  &count,  0);if(!bret){goto END;}//5.0 查找MAC地址，默认查找第一个,一般为以太网的MACstrBuffer = szBuffer;ipos = strBuffer.find(strEnSearch);if (ipos < 0)//区分中英文的系统{ipos = strBuffer.find(strChSearch);if (ipos < 1){goto END;}//提取MAC地址串strBuffer = strBuffer.substr(ipos+strChSearch.length());}else{//提取MAC地址串strBuffer = strBuffer.substr(ipos+strEnSearch.length());}ipos = strBuffer.find("\n");strBuffer = strBuffer.substr(0, ipos);memset(szBuffer, 0x00, sizeof(szBuffer));strcpy_s(szBuffer, strBuffer.c_str());//去掉中间的“00-50-EB-0F-27-82”中间的'-'得到0050EB0F2782int j = 0;for(int i=0; i<strlen(szBuffer); i++){if(szBuffer[i] != '-'){lpszMac[j] = szBuffer[i];j++;}}bret = TRUE;END://关闭所有的句柄CloseHandle(hWritePipe);CloseHandle(hReadPipe);CloseHandle(pi.hProcess);CloseHandle(pi.hThread);return(bret);}

【3】测试

char lpszMac[128] = {0};//获取MACGetMacByCmd(lpszMac);//打印出MACcout << lpszMac << endl;