MFC小笔记之Socket套接字

#include "afxsock.h"

广播

CAsyncSocket socket;

socket.Create(11451, SOCK_DGRAM, NULL);


BOOL bBroadCast = TRUE;
socket.SetSockOpt(SO_BROADCAST, &bBroadCast, sizeof(BOOL));

socket.SendTo(data, dataLen, nServerPort, _T("255.255.255.255")); 

socket.Close();

UDP

CSocket socket;

socket.Create(nPort, SOCK_DGRAM);

socket.Listen();

socket.SendTo;

socket.ReceiveFrom;