windows获取物理网卡mac地址及类型（不要虚拟网卡）(msys(mingw)开发环境)

windows平台，msys(mingw)开发环境

app.cpp

#include "iphlpapi.h"
#include <iostream>
#include <stdio.h>
#include <windows.h>

using namespace std;

// #pragma comment(lib, "Iphlpapi.lib")

static const char *registPath = "System\CurrentControlSet\Control\Network\{4D36E972-E325-11CE-BFC1-08002BE10318}";
// HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlNetwork{4D36E972-E325-11CE-BFC1-08002BE10318}{084BD7D4-9C01-4716-9EBC-6E41C5585050}Connection
// Name : Ethernet
// PnPInstanceId : PCIVEN_8086&DEV_15E3&SUBSYS_224D17AA&REV_313&11583659&1&FE

bool isLocalAdapter(const char *pAdapterName);
void macAddressToString(const LPBYTE Address, LPSTR lpsz, int nAddressLength = 6);
int getPhysicalMacAddress(char *mac);

int main(int argc, char const *argv[])
{
    char mac[64];

    int ret = getPhysicalMacAddress(mac);
    if (ret == 0)
    {
        printf("mac is : %s", mac);
    }
    else
    {
        printf("can't get mac(%d)", ret);
    }

    return 0;
}

int getPhysicalMacAddress(char *mac)
{
    PIP_ADAPTER_INFO pAdapterInfo;
    DWORD AdapterInfoSize = 0;
    DWORD dwRetVal = 0;

    GetAdaptersInfo(NULL, &AdapterInfoSize);
    pAdapterInfo = (PIP_ADAPTER_INFO)GlobalAlloc(GPTR, AdapterInfoSize);

    GetAdaptersInfo(pAdapterInfo, &AdapterInfoSize);

    PIP_ADAPTER_INFO pAdapter = pAdapterInfo;

    while (pAdapter)
    {
        if (isLocalAdapter(pAdapter->AdapterName))
        {
            macAddressToString(pAdapter->Address, mac, pAdapter->AddressLength);
            printf("adapter name : %s,%s,%s
", pAdapter->AdapterName, mac, pAdapter->Description);

            pAdapter = pAdapter->Next;
            // break;
        }
        else
        {
            pAdapter = pAdapter->Next;
        }
    }
    GlobalFree(pAdapterInfo);
    return 0;
}

bool isLocalAdapter(const char *pAdapterName)
{
    char buffers[MAX_PATH + 1] = {0};
    DWORD dwDataLen = MAX_PATH;
    DWORD dwType = REG_SZ;
    HKEY hLocalNet = NULL;

    //
    sprintf(buffers, "%s\%s\Connection", registPath, pAdapterName);
    if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, buffers, 0, KEY_READ, &hLocalNet) != ERROR_SUCCESS)
    {
        RegCloseKey(hLocalNet);
        return false;
    }

    dwDataLen = MAX_PATH;
    memset(buffers, 0, sizeof(buffers));
    if (RegQueryValueEx(hLocalNet, "PnpInstanceID", 0, &dwType, (BYTE *)buffers, &dwDataLen) != ERROR_SUCCESS)
    {
        RegCloseKey(hLocalNet);
        return false;
    }

    //注册表中网卡信息中该项值中的"PCI"并不都位于最前
    string PnpInstanceID = buffers;
    int ret = PnpInstanceID.find("PCI");
    if (ret == -1)
    {
        RegCloseKey(hLocalNet);
        return false;
    }

    // get name //Ethernet  Wi-Fi
    if (RegQueryValueEx(hLocalNet, "Name", 0, &dwType, (BYTE *)buffers, &dwDataLen) == ERROR_SUCCESS)
    {
        printf("name(type):%s
", buffers);
    }
    else
    {
        printf("can't get name
");
    }

    RegCloseKey(hLocalNet);
    return true;
}

void macAddressToString(const LPBYTE Address, LPSTR lpsz, int nAddressLength)
{
    LPSTR p = lpsz;
    for (int i = 0; i < nAddressLength; i++)
    {
        p += sprintf(p, i ? ":%02x" : "%02x", Address[i]);
    }
}

makefile

app : app.cpp
    g++ $^ -o $@ -liphlpapi