nel/samples/net/udp_ping/udp_service.cpp

   1 // NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
   2 // Copyright (C) 2010  Winch Gate Property Limited
   3 //
   4 // This program is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU Affero General Public License as
   6 // published by the Free Software Foundation, either version 3 of the
   7 // License, or (at your option) any later version.
   8 //
   9 // This program is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU Affero General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU Affero General Public License
  15 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 //
  18 // Includes
  19 //
  20
  21 #include "nel/misc/types_nl.h"
  22
  23 #include "nel/net/service.h"
  24 #include "nel/net/udp_sim_sock.h"
  25
  26 //
  27 // Namespaces
  28 //
  29
  30 using namespace std;
  31 using namespace NLMISC;
  32 using namespace NLNET;
  33
  34 //
  35 // Variables
  36 //
  37
  38 CUdpSock                        *UdpSock = NULL;
  39
  40 //
  41 // Main Class
  42 //
  43
  44 class CBenchService : public IService
  45 {
  46 public:
  47
  48         void init()
  49         {
  50                 uint16 port = ConfigFile.getVar("UdpPort").asInt();
  51                 nlinfo ("Starting external UDP socket on port %d", port);
  52                 UdpSock = new CUdpSock (false);
  53                 nlassert (UdpSock);
  54                 UdpSock->bind (port);
  55         }
  56
  57         bool update ()
  58         {
  59                 try
  60                 {
  61                         uint len;
  62                         CInetAddress addr;
  63                         uint8 buffer[1000];
  64
  65                         while (UdpSock->dataAvailable())
  66                         {
  67                                 len = 1000;
  68                                 UdpSock->receivedFrom((uint8*)buffer, len, addr);
  69                                 nlinfo ("Received UDP datagram size %d from %s", len, addr.asString().c_str());
  70
  71                                 CMemStream msgout;
  72                                 uint32 foo = 10;
  73                                 msgout.serial (foo);
  74                                 uint32 size = msgout.length();
  75                                 UdpSock->sendTo (msgout.buffer(), size, addr);
  76                                 nldebug ("Sent UDP datagram size %d to %s", size, addr.asString().c_str());
  77                         }
  78                 }
  79                 catch (Exception &e)
  80                 {
  81                         nlwarning ("Exception catched: '%s'", e.what());
  82                 }
  83                 return true;
  84         }
  85
  86         void release ()
  87         {
  88                 if (UdpSock != NULL)
  89                         delete UdpSock;
  90         }
  91 };
  92
  93
  94 NLNET_SERVICE_MAIN (CBenchService, "UDPS", "udp_service", 0, EmptyCallbackArray, "", "")