获取本机地址列表之Unicode版本

zerosoul

//获取本机地址列表之Unicode版本//Author:zerosoul#include "stdafx.h"#include "winsock2.h"#include "tchar.h"#pragma comment(lib, "Ws2_32.lib")int _tmain(int argc, TCHAR* argv[]){WSADATA WSAData; if (WSAStartup(MAKEWORD(2,2), &WSAData)!=0){ _tprintf(_T("WSAStartup Error:[%d]"),WSAGetLastError());}DWORD dwIP = 0;int i = 0;struct hostent* lpHst = NULL;char HostName[256] = {0};gethostname(HostName,256);lpHst = gethostbyname(HostName);while( lpHst->h_addr_list[i] != NULL ){dwIP = *(DWORD*)lpHst->h_addr_list[i++];SOCKADDR_IN Addr = {0};Addr.sin_family = AF_INET;//这个必须设置，否则WSAAddressToString()会报错Addr.sin_addr.s_addr = dwIP;TCHAR strAddr[32] = {0};DWORD addrLen = 32;//关键是下面这句，没有ANSI版本的inet_ntoa()那么简单if (SOCKET_ERROR == WSAAddressToString((struct sockaddr *)&Addr,sizeof(Addr),NULL,strAddr,&addrLen)){_tprintf(_T("WSAAddressToString() Error:[%d]\n"),WSAGetLastError());}_tprintf(_T("IPAddr%d : %s\n"),i,strAddr);}return 0;}