【C++】【纯代码】获取电脑的mac地址

bool GetMacAddress(CString &LanMAC)

{

#define MAX_ADAPTER_NAME_LENGTH 256

#define MAX_ADAPTER_DESCRIPTION_LENGTH 128

#define MAX_ADAPTER_ADDRESS_LENGTH 8

    typedef struct _NET_IP_ADDRESS_STRING{

        char String[16];

    } NET_IP_ADDRESS_STRING, *PNET_IP_ADDRESS_STRING, NET_IP_MASK_STRING, *PNET_IP_MASK_STRING;

    typedef struct _NET_IP_ADDR_STRING {

        struct _NET_IP_ADDR_STRING* Next;

        NET_IP_ADDRESS_STRING IpAddress;

        NET_IP_MASK_STRING IpMask;

        DWORD Context;

    } NET_IP_ADDR_STRING, *PNET_IP_ADDR_STRING;

    typedef struct _NET_IP_ADAPTER_INFO {

        struct _NET_IP_ADAPTER_INFO* Next;

        DWORD ComboIndex;

        char AdapterName[MAX_ADAPTER_NAME_LENGTH + 4];

        char Description[MAX_ADAPTER_DESCRIPTION_LENGTH + 4];

        UINT AddressLength;

        BYTE Address[MAX_ADAPTER_ADDRESS_LENGTH];

        DWORD Index;

        UINT Type;

        UINT DhcpEnabled;

        PNET_IP_ADDR_STRING CurrentIpAddress;

        NET_IP_ADDR_STRING IpAddressList;

        NET_IP_ADDR_STRING GatewayList;

        NET_IP_ADDR_STRING DhcpServer;

        BOOL HaveWins;

        NET_IP_ADDR_STRING PrimaryWinsServer;

        NET_IP_ADDR_STRING SecondaryWinsServer;

        time_t LeaseObtained;

        time_t LeaseExpires;

    } NET_IP_ADAPTER_INFO, *PNET_IP_ADAPTER_INFO;

    // LanMAC.RemoveAll();                                                                                                  

    HINSTANCE hLib = 0;

    if (hLib = LoadLibrary(_T("iphlpapi.dll"))) //加载动态库

    {

        DWORD(WINAPI*pGetAdaptersInfo) (PNET_IP_ADAPTER_INFO, PULONG) =

            (DWORD(WINAPI*) (PNET_IP_ADAPTER_INFO, PULONG))GetProcAddress(hLib, "GetAdaptersInfo");//获取地址

        if (pGetAdaptersInfo != 0)

        {

            DWORD AdapterInfoSize = 0;

            if (pGetAdaptersInfo(0, &AdapterInfoSize) == ERROR_BUFFER_OVERFLOW) //获取长度

            {

                PNET_IP_ADAPTER_INFO pAdapterInfo = (PNET_IP_ADAPTER_INFO) new BYTE[AdapterInfoSize]; //分配内存              

                if (pGetAdaptersInfo(pAdapterInfo, &AdapterInfoSize) == ERROR_SUCCESS) //获取信息

                {

                    PNET_IP_ADAPTER_INFO pAdapter = pAdapterInfo;

                    while (pAdapter)

                    {

                        CString strMac;

                        strMac.Format(_T("%02X-%02X-%02X-%02X-%02X-%02X"),

                            pAdapter->Address[0], pAdapter->Address[1], pAdapter->Address[2],

                            pAdapter->Address[3], pAdapter->Address[4], pAdapter->Address[5]);

                        LanMAC.Format(strMac);

                        pAdapter = pAdapter->Next; //下一个区域

                    }

                }

                delete[] pAdapterInfo; //释放内存

            }

        }

        FreeLibrary(hLib); //释放库                                                                                      

    }

    return true;

}
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【C++】【纯代码】获取电脑的mac地址

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