Utils/Termlib/telnetServer.cc

   1 // $Id$
   2 //
   3 // Copyright (C) 2008
   4 // Fraunhofer Institute for Open Communication Systems (FOKUS)
   5 // Competence Center NETwork research (NET), St. Augustin, GERMANY
   6 //     Stefan Bund <g0dil@berlios.de>
   7 //
   8 // This program is free software; you can redistribute it and/or modify
   9 // it under the terms of the GNU General Public License as published by
  10 // the Free Software Foundation; either version 2 of the License, or
  11 // (at your option) any later version.
  12 //
  13 // This program is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17 //
  18 // You should have received a copy of the GNU General Public License
  19 // along with this program; if not, write to the
  20 // Free Software Foundation, Inc.,
  21 // 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  22
  23 /** \file
  24     \brief telnetServer non-inline non-template implementation */
  25
  26 //#include "telnetServer.hh"
  27 //#include "telnetServer.ih"
  28
  29 // Custom includes
  30 #include <boost/bind.hpp>
  31 #include "../../Scheduler/Scheduler.hh"
  32 #include "../Logger.hh"
  33 #include "../../Socket/Protocols/INet.hh"
  34 #include "TelnetTerminal.hh"
  35 #include "Editor.hh"
  36
  37 //#include "telnetServer.mpp"
  38 #define prefix_
  39 ///////////////////////////////cc.p////////////////////////////////////////
  40
  41 namespace {
  42
  43     class MyEditor
  44         : public senf::term::BaseEditor
  45     {
  46     public:
  47         MyEditor(senf::term::AbstractTerminal & terminal)
  48             : BaseEditor(terminal) {}
  49
  50     private:
  51         virtual void v_keyReceived(keycode_t key)
  52             {
  53                 SENF_LOG(("Key " << senf::term::KeyParser::describe(key)));
  54                 if (key >= ' ' && key < 256)
  55                     insertChar(key);
  56                 else
  57                     switch (key) {
  58                     case '\r':
  59                         newline();
  60                         break;
  61                     case senf::term::KeyParser::Left:
  62                     {
  63                         unsigned c (currentColumn());
  64                         if (c > 0)
  65                             toColumn(c-1);
  66                         break;
  67                     }
  68                     case senf::term::KeyParser::Backspace:
  69                     {
  70                         unsigned c (currentColumn());
  71                         if (c > 0) {
  72                             toColumn(c-1);
  73                             deleteChar();
  74                         }
  75                         break;
  76                     }
  77                     case senf::term::KeyParser::Delete:
  78                         deleteChar();
  79                         break;
  80                     }
  81             }
  82
  83     };
  84
  85     class MyTelnet
  86         : public senf::term::TelnetTerminal
  87     {
  88     public:
  89         explicit MyTelnet(Handle handle)
  90             : senf::term::BaseTelnetProtocol(handle),
  91               editor_(*this) {}
  92
  93         virtual void v_eof()
  94             {
  95                 SENF_LOG(("EOF"));
  96                 delete this;
  97             }
  98
  99     private:
 100         MyEditor editor_;
 101     };
 102
 103     typedef senf::TCPv4ServerSocketHandle ServerHandle;
 104     typedef ServerHandle::ClientHandle ClientHandle;
 105
 106     void connect(ServerHandle handle, int events)
 107     {
 108         if (events != senf::scheduler::FdEvent::EV_READ) {
 109             senf::scheduler::terminate();
 110             return;
 111         }
 112         ClientHandle client (handle.accept());
 113         SENF_LOG(("new client ..."));
 114         new MyTelnet (client);
 115     }
 116
 117 }
 118
 119 int main(int argc, char const ** argv)
 120 {
 121     senf::log::ConsoleTarget::instance().timeFormat("");
 122
 123     ServerHandle server (ServerHandle::Address("127.0.0.1:22344"));
 124     senf::scheduler::FdEvent serverEvent ("telnetServer", boost::bind(&connect, server, _1),
 125                                           server, senf::scheduler::FdEvent::EV_READ);
 126     SENF_LOG(("Server started at " << server.local()));
 127
 128     senf::scheduler::process();
 129
 130     return 0;
 131 }
 132
 133 ///////////////////////////////cc.e////////////////////////////////////////
 134 #undef prefix_
 135 //#include "telnetServer.mpp"
 136
 137 \f
 138 // Local Variables:
 139 // mode: c++
 140 // fill-column: 100
 141 // comment-column: 40
 142 // c-file-style: "senf"
 143 // indent-tabs-mode: nil
 144 // ispell-local-dictionary: "american"
 145 // compile-command: "scons -u telnetServer"
 146 // End: