C/Visual C - Como leer el MAC Address

#include <iostream>

#include <iphlpapi.h>

#include <windows.h>

#include <vector>

#pragma comment(lib, "iphlpapi.lib")

void printMACAddresses() {

    ULONG outBufLen = 15000;

    std::vector<BYTE> buffer(outBufLen);

    ULONG flags = GAA_FLAG_INCLUDE_PREFIX;

    ULONG family = AF_UNSPEC; // IPv4 o IPv6

    // Llamada a GetAdaptersAddresses

    DWORD dwRetVal = GetAdaptersAddresses(family, flags, NULL, (IP_ADAPTER_ADDRESSES*)buffer.data(), &outBufLen);

    if (dwRetVal == NO_ERROR) {

        IP_ADAPTER_ADDRESSES* pAdapterAddresses = (IP_ADAPTER_ADDRESSES*)buffer.data();

        for (IP_ADAPTER_ADDRESSES* pCurrAdapter = pAdapterAddresses; pCurrAdapter != NULL; pCurrAdapter = pCurrAdapter->Next) {

            std::cout << "Nombre del adaptador: " << pCurrAdapter->AdapterName << std::endl;

            std::cout << "Dirección MAC: ";

            for (int i = 0; i < pCurrAdapter->PhysicalAddressLength; i++) {

                printf("%02X", pCurrAdapter->PhysicalAddress[i]);

                if (i < pCurrAdapter->PhysicalAddressLength - 1) {

                    std::cout << "-";

                }

            }

            std::cout << std::endl << std::endl;

        }

    } else {

        std::cerr << "Error al obtener las direcciones de los adaptadores: " << dwRetVal << std::endl;

    }

}

int main() {

    printMACAddresses();

    return 0;

}