如何在Win32 API C ++中枚举网络适配器并获取其MAC地址? [英] How to enumerate network adapters and get their MAC addresses in Win32 API C++?
本文介绍了如何在Win32 API C ++中枚举网络适配器并获取其MAC地址?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
如何枚举网络适配器并在Win32 API C ++中获取其MAC地址?
How do I enumerate network adapters and get their MAC addresses in Win32 API C++?
推荐答案
此代码应该可以工作:
{
ULONG outBufLen = 0;
DWORD dwRetVal = 0;
IP_ADAPTER_INFO* pAdapterInfos = (IP_ADAPTER_INFO*) malloc(sizeof(IP_ADAPTER_INFO));
// retry up to 5 times, to get the adapter infos needed
for( int i = 0; i < 5 && (dwRetVal == ERROR_BUFFER_OVERFLOW || dwRetVal == NO_ERROR); ++i )
{
dwRetVal = GetAdaptersInfo(pAdapterInfos, &outBufLen);
if( dwRetVal == NO_ERROR )
{
break;
}
else if( dwRetVal == ERROR_BUFFER_OVERFLOW )
{
free(pAdapterInfos);
pAdapterInfos = (IP_ADAPTER_INFO*) malloc(outBufLen);
}
else
{
pAdapterInfos = 0;
break;
}
}
if( dwRetVal == NO_ERROR )
{
IP_ADAPTER_INFO* pAdapterInfo = pAdapterInfos;
while( pAdapterInfo )
{
IP_ADDR_STRING* pIpAddress = &(pAdapterInfo->IpAddressList);
while( pIpAddress != 0 )
{
//
// <<<<
// here pAdapterInfo->Address should contain the MAC address
// >>>>
//
pIpAddress = pIpAddress->Next;
}
pAdapterInfo = pAdapterInfo->Next;
}
}
free(pAdapterInfos);
return false;
}
这篇关于如何在Win32 API C ++中枚举网络适配器并获取其MAC地址?的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!
查看全文