问如何查找mac地址？

EN

#include <Winsock2.h>
#include <iphlpapi.h>
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <vector>
#pragma comment(lib, "IPHLPAPI.lib")

int main(int argc, char* argv[]){
  ULONG outBufLen = sizeof(IP_ADAPTER_ADDRESSES);
  GetAdaptersAddresses(0, 0, NULL, NULL, &outBufLen);
  std::vector<uint8_t> bytes(outBufLen, 0);
  PIP_ADAPTER_ADDRESSES pCurrAddresses = (IP_ADAPTER_ADDRESSES *)bytes.data();
  DWORD dwRetVal = GetAdaptersAddresses(0, 0, NULL, pCurrAddresses, &outBufLen);
  if (dwRetVal == NO_ERROR) {
    while (pCurrAddresses != NULL){ 
      for (size_t i = 0; i < (int) pCurrAddresses->PhysicalAddressLength; i++) {
        if (i == (pCurrAddresses->PhysicalAddressLength - 1))
          std::printf("%.2X\n", (int) pCurrAddresses->PhysicalAddress[i]);
        else
          std::printf("%.2X-",(int) pCurrAddresses->PhysicalAddress[i]);
      }
      pCurrAddresses = pCurrAddresses->Next;
    }
  }
  std::system("pause");
  return 0;
}