Planet
navi homePPSaboutscreenshotsdownloaddevelopmentforum

source: code/branches/kicklib/src/libraries/network/LANDiscoverable.cc @ 7944

Last change on this file since 7944 was 7801, checked in by dafrick, 14 years ago

Merging presentation2 branch back to trunk.

File size: 3.3 KB
Line 
1/*
2 *   ORXONOX - the hottest 3D action shooter ever to exist
3 *                    > www.orxonox.net <
4 *
5 *
6 *   License notice:
7 *
8 *   This program is free software; you can redistribute it and/or
9 *   modify it under the terms of the GNU General Public License
10 *   as published by the Free Software Foundation; either version 2
11 *   of the License, or (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 Free Software
20 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
21 *
22 *   Author:
23 *      Oliver Scheuss
24 *   Co-authors:
25 *      ...
26 *
27 */
28
29#include "LANDiscoverable.h"
30
31#include "NetworkPrereqs.h"
32#include "packet/ServerInformation.h"
33
34#include <enet/enet.h>
35#include <cassert>
36#include <cstring>
37
38namespace orxonox
39{
40  const char* LAN_DISCOVERY_MESSAGE = "Orxonox Client";
41  const char* LAN_DISCOVERY_ACK     = "Orxonox Server Ack";
42
43  LANDiscoverable::LANDiscoverable()
44  {
45    this->host_ = 0;
46    this->bActive_ = false;
47//     this->setActivity(true);
48  }
49
50  LANDiscoverable::~LANDiscoverable()
51  {
52    if( this->host_ )
53    {
54      enet_host_destroy( this->host_ );
55      assert( this->bActive_ );
56    }
57  }
58
59  void LANDiscoverable::setActivity(bool bActive)
60  {
61    if( bActive == this->bActive_ )        // no change
62      return;
63   
64    if( bActive )
65    {
66      ENetAddress bindAddress;
67      memset(& bindAddress, 0, sizeof(ENetAddress));
68      bindAddress.host = ENET_HOST_ANY;
69      bindAddress.port = LAN_DISCOVERY_PORT;
70      assert( this->host_ == 0 );
71      this->host_ = enet_host_create( &bindAddress, 10, 0, 0, 0 );
72      if ( this->host_ == NULL )
73          COUT(1) << "LANDiscoverable: host_ == NULL" << std::endl;
74    }
75    else
76    {
77      enet_host_destroy( this->host_ );
78      this->host_ = 0;
79    }
80      this->bActive_ = bActive;
81  }
82
83  void LANDiscoverable::update()
84  {
85    ENetEvent event;
86   
87    if( this->bActive_==false )
88      return;
89    assert(this->host_);
90   
91    while( enet_host_service( this->host_, &event, 0 ) > 0 )
92    {
93      switch(event.type)
94      {
95        case ENET_EVENT_TYPE_CONNECT:
96            COUT(4) << "Received LAN discovery connect from client " << event.peer->host->receivedAddress << std::endl;
97            break;
98        case ENET_EVENT_TYPE_DISCONNECT:
99        case ENET_EVENT_TYPE_NONE:
100          break;
101        case ENET_EVENT_TYPE_RECEIVE:
102          if( strcmp( LAN_DISCOVERY_MESSAGE, (char*)event.packet->data ) == 0 )      // check for a suitable orxonox client
103          {
104            COUT(3) << "Received LAN discovery message from client " << event.peer->host->receivedAddress << std::endl;
105            packet::ServerInformation info;
106            info.setServerName("Orxonox Server");
107            info.send(event.peer);
108//             ENetPacket* packet = enet_packet_create( LAN_DISCOVERY_ACK, strlen(LAN_DISCOVERY_ACK)+1, ENET_PACKET_FLAG_RELIABLE );
109//             enet_peer_send(event.peer, 0, packet );
110            enet_host_flush(this->host_);
111          }
112          break;
113      }
114    }
115  }
116
117}
Note: See TracBrowser for help on using the repository browser.