获取本地物理MAC地址（方法二）

#include <string>
#include <WinSock2.h>
#include <Iphlpapi.h>
#include <iostream>
using namespace std;
#pragma comment(lib,"Iphlpapi.lib")

BOOL IsVirtualNetCard(const PIP_ADAPTER_INFO pIpAdapterInfo)
{
    //去除有特征名的虚拟网卡
    //if (IsInString(strlwr(pIpAdapterInfo->Description), "virtual")) return true;
    //去除有MAC的虚拟网卡 vmware
    if (pIpAdapterInfo->Address[0] == 0x00 && pIpAdapterInfo->Address[1] == 0x05 && pIpAdapterInfo->Address[2] == 0x69) return true;
    //去除有MAC的虚拟网卡 vmware
    if (pIpAdapterInfo->Address[0] == 0x00 && pIpAdapterInfo->Address[1] == 0x0C && pIpAdapterInfo->Address[2] == 0x29) return true;
    //去除有MAC的虚拟网卡 vmware
    if (pIpAdapterInfo->Address[0] == 0x00 && pIpAdapterInfo->Address[1] == 0x50 && pIpAdapterInfo->Address[2] == 0x56) return true;
    //去除有MAC的虚拟网卡 vmware
    if (pIpAdapterInfo->Address[0] == 0x00 && pIpAdapterInfo->Address[1] == 0x1C && pIpAdapterInfo->Address[2] == 0x14) return true;
    //去除有MAC的虚拟网卡 parallels
    if (pIpAdapterInfo->Address[0] == 0x00 && pIpAdapterInfo->Address[1] == 0x1C && pIpAdapterInfo->Address[2] == 0x42) return true;
    //去除有MAC的虚拟网卡 microsoft virtual pc
    if (pIpAdapterInfo->Address[0] == 0x00 && pIpAdapterInfo->Address[1] == 0x03 && pIpAdapterInfo->Address[2] == 0xFF) return true;
    //去除有MAC的虚拟网卡 virtual iron
    if (pIpAdapterInfo->Address[0] == 0x00 && pIpAdapterInfo->Address[1] == 0x0F && pIpAdapterInfo->Address[2] == 0x4B) return true;
    //去除有MAC的虚拟网卡 red hat xen , oracle vm , xen source, novell xen
    if (pIpAdapterInfo->Address[0] == 0x00 && pIpAdapterInfo->Address[1] == 0x16 && pIpAdapterInfo->Address[2] == 0x3E) return true;
    //去除有MAC的虚拟网卡 virtualbox
    if (pIpAdapterInfo->Address[0] == 0x08 && pIpAdapterInfo->Address[1] == 0x00 && pIpAdapterInfo->Address[2] == 0x27) return true;
    return false;
}

bool GetMacByGetAdaptersInfo(string& strMac)
{
    bool ret = false;
    ULONG ulOutBufLen = sizeof(IP_ADAPTER_INFO);
    PIP_ADAPTER_INFO pAdapterInfo = (IP_ADAPTER_INFO*)malloc(sizeof(IP_ADAPTER_INFO));
    if (pAdapterInfo == NULL)
        return false;

    if (GetAdaptersInfo(pAdapterInfo, &ulOutBufLen) == ERROR_BUFFER_OVERFLOW)
    {
        free(pAdapterInfo);
        pAdapterInfo = (IP_ADAPTER_INFO*)malloc(ulOutBufLen);
        if (pAdapterInfo == NULL)
            return false;
    }

    if (GetAdaptersInfo(pAdapterInfo, &ulOutBufLen) == NO_ERROR)
    {
        for (PIP_ADAPTER_INFO pAdapter = pAdapterInfo; pAdapter != NULL; pAdapter = pAdapter->Next)
        {
            //筛选掉虚拟以太网
            if (IsVirtualNetCard(pAdapter))
                continue;

            // 确保是以太网
            if (pAdapter->Type != MIB_IF_TYPE_ETHERNET)
            {
                continue;
            }
            else
            {
                char acMAC[32];
                sprintf_s(acMAC, 32, "%02X-%02X-%02X-%02X-%02X-%02X",
                    int(pAdapter->Address[0]),
                    int(pAdapter->Address[1]),
                    int(pAdapter->Address[2]),
                    int(pAdapter->Address[3]),
                    int(pAdapter->Address[4]),
                    int(pAdapter->Address[5]));         
                    strMac = acMAC;
            }
            ret = true;
        }
    }
    free(pAdapterInfo);
    return ret;
}

int main(int argc, char* argv[])
{
    string strMac;
    GetMacByGetAdaptersInfo(strMac);
    cout << strMac << endl;

    return 0;
}