reactos/apps/utils/net/tcpsvcs/discard.c

   1 /*
   2  *  ReactOS Services
   3  *  Copyright (C) 2005 ReactOS Team
   4  *
   5  * LICENCE:     GPL - See COPYING in the top level directory
   6  * PROJECT:     ReactOS simple TCP/IP services
   7  * FILE:        apps/utils/net/tcpsvcs/discard.c
   8   * PURPOSE:     Provide CharGen, Daytime, Discard, Echo, and Qotd services
   9  * PROGRAMMERS: Ged Murphy (gedmurphy@gmail.com)
  10  * REVISIONS:
  11  *   GM 04/10/05 Created
  12  *
  13  */
  14
  15 #include <stdio.h>
  16 #include <winsock2.h>
  17 #include <tchar.h>
  18 #include "tcpsvcs.h"
  19
  20 DWORD WINAPI DiscardHandler(VOID* Sock_)
  21 {
  22     DWORD RetVal = 0;
  23     SOCKET Sock = (SOCKET)Sock_;
  24
  25     if (!RecieveIncomingPackets(Sock))
  26     {
  27         _tprintf(_T("RecieveIncomingPackets failed\n"));
  28         RetVal = -1;
  29     }
  30
  31     _tprintf(_T("Shutting connection down...\n"));
  32     if (ShutdownConnection(Sock, TRUE))
  33     {
  34         _tprintf(_T("Connection is down.\n"));
  35     }
  36     else
  37     {
  38         _tprintf(_T("Connection shutdown failed\n"));
  39         RetVal = -1;
  40     }
  41
  42     _tprintf(_T("Terminating discard thread\n"));
  43     ExitThread(RetVal);
  44 }
  45
  46
  47
  48 BOOL RecieveIncomingPackets(SOCKET Sock)
  49 {
  50     TCHAR ReadBuffer[BUF];
  51     INT ReadBytes;
  52
  53     do
  54     {
  55         ReadBytes = recv(Sock, ReadBuffer, BUF, 0);
  56         if (ReadBytes > 0)
  57             _tprintf(_T("Received %d bytes from client\n"), ReadBytes);
  58         else if (ReadBytes == SOCKET_ERROR)
  59         {
  60             _tprintf(("Socket Error: %d\n"), WSAGetLastError());
  61             return FALSE;
  62         }
  63     } while (ReadBytes > 0);
  64
  65     _tprintf(("Connection closed by peer.\n"));
  66     return TRUE;
  67 }