reactos/services/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 "tcpsvcs.h"
  16
  17 DWORD WINAPI DiscardHandler(VOID* Sock_)
  18 {
  19     DWORD RetVal = 0;
  20     SOCKET Sock = (SOCKET)Sock_;
  21
  22     if (!RecieveIncomingPackets(Sock))
  23     {
  24         LogEvent(_T("Discard: RecieveIncomingPackets failed\n"), 0, FALSE);
  25         RetVal = -1;
  26     }
  27
  28     LogEvent(_T("Discard: Shutting connection down...\n"), 0, FALSE);
  29     if (ShutdownConnection(Sock, TRUE))
  30         LogEvent(_T("Discard: Connection is down.\n"), 0, FALSE);
  31     else
  32     {
  33         LogEvent(_T("Discard: Connection shutdown failed\n"), 0, FALSE);
  34         RetVal = -1;
  35     }
  36
  37     LogEvent(_T("Discard: Terminating thread\n"), 0, FALSE);
  38     ExitThread(RetVal);
  39 }
  40
  41
  42
  43 BOOL RecieveIncomingPackets(SOCKET Sock)
  44 {
  45     TCHAR ReadBuffer[BUF];
  46     TCHAR temp[512]; // temp for holding LogEvent text
  47     INT ReadBytes;
  48
  49     do
  50     {
  51         ReadBytes = recv(Sock, ReadBuffer, BUF, 0);
  52         if (ReadBytes > 0)
  53         {
  54             _stprintf(temp, _T("Received %d bytes from client\n"), ReadBytes);
  55             LogEvent(temp, 0, FALSE);
  56         }
  57         else if (ReadBytes == SOCKET_ERROR)
  58         {
  59             _stprintf(temp, ("Socket Error: %d\n"), WSAGetLastError());
  60             LogEvent(temp, 0, TRUE);
  61             return FALSE;
  62         }
  63     } while (ReadBytes > 0);
  64
  65     LogEvent(_T("Discard: Connection closed by peer.\n"), 0, FALSE);
  66     return TRUE;
  67 }