WSAOVERLAPPED 구조체

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typedef struct _WSAOVERLAPPED {
  ULONG_PTR Internal;
  ULONG_PTR InternalHigh;
  union {
    struct {
      DWORD Offset;
      DWORD OffsetHigh;
    } ;
    PVOID  Pointer;
  } ;
  HANDLE    hEvent;
} WSAOVERLAPPED, *LPWSAOVERLAPPED;
 
 
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#include <winsock2.h>
#include <ws2tcpip.h>
#include <stdio.h>
#include <windows.h>
#pragma comment(lib, "wininet.lib")
int __cdecl main()
{
    //---------------------------------------------
    // Declare and initialize variables
    WSADATA wsaData;
    WSABUF DataBuf;
    WSAOVERLAPPED Overlapped = { 0 };
    SOCKET SendToSocket = INVALID_SOCKET;
    struct sockaddr_in RecvAddr;
    struct sockaddr_in LocalAddr;
    int RecvAddrSize = sizeof (RecvAddr);
    int LocalAddrSize = sizeof (LocalAddr);
    int Port = 27015;
    struct hostent *localHost;
    char *ip;
    char SendBuf[1024] = "Data buffer to send";
    int BufLen = 1024;
    DWORD BytesSent = 0;
    DWORD Flags = 0;
 
 
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