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source: orxonox.OLD/branches/proxy/src/lib/network/handshake.cc @ 9275

Last change on this file since 9275 was 9272, checked in by patrick, 18 years ago

tighten up the interface

File size: 4.5 KB
Line 
1/*
2   orxonox - the future of 3D-vertical-scrollers
3
4   Copyright (C) 2004 orx
5
6   This program is free software; you can redistribute it and/or modify
7   it under the terms of the GNU General Public License as published by
8   the Free Software Foundation; either version 2, or (at your option)
9   any later version.
10
11### File Specific:
12   main-programmer: Christoph Renner (rennerc@ee.ethz.ch)
13*/
14
15
16#define DEBUG_MODULE_NETWORK
17
18#include "handshake.h"
19
20#include <cassert>
21#include "debug.h"
22
23
24
25
26
27Handshake::Handshake( int nodeType, int clientId, int networkGameManagerId, int messageManagerId )
28  : Synchronizeable()
29{
30  /* set the class id for the base object */
31  this->setClassID(CL_HANDSHAKE, "Handshake");
32
33  // register all variable handlers
34  orxId_handler = registerVarId( new SynchronizeableInt( &localState.orxId, &remoteState.orxId, "orxonoxId", PERMISSION_ALL ) );
35  version_handler = registerVarId( new SynchronizeableInt( &localState.version, &remoteState.version, "version", PERMISSION_ALL ) );
36  netManId_handler = registerVarId( new SynchronizeableInt( &localState.networkManagerId, &remoteState.networkManagerId, "networkManagerId", PERMISSION_ALL ) );
37  msgManId_handler = registerVarId( new SynchronizeableInt( &localState.messageManagerId, &remoteState.messageManagerId, "messageManagerId", PERMISSION_ALL ) );
38  hostId_handler = registerVarId( new SynchronizeableInt( &localState.hostId, &remoteState.hostId, "hostId", PERMISSION_ALL ) );
39  completed_handler = registerVarId( new SynchronizeableInt( &localState.completed, &remoteState.completed, "completed", PERMISSION_ALL ) );
40  error_handler = registerVarId( new SynchronizeableInt( &localState.error, &remoteState.error, "error", PERMISSION_ALL ) );
41  errorString_handler = registerVarId( new SynchronizeableString( &localState.errorString, &remoteState.errorString, "errorString", PERMISSION_ALL ) );
42
43  this->nodeTypeHandler = registerVarId( new SynchronizeableInt( &localState.nodeType, &remoteState.nodeType, "nodeType", PERMISSION_ALL ) );
44
45  candel_id = registerVarId( new SynchronizeableInt( &localState.canDel, &remoteState.canDel, "canDel", PERMISSION_ALL ) );
46
47  registerVar( new SynchronizeableString( &localState.preferedNickName, &remoteState.preferedNickName, "preferedNickName", PERMISSION_ALL ) );
48
49  // init the local state
50  localState.completed = 0;
51  localState.error = 0;
52  localState.errorString = "";
53  localState.hostId = clientId;
54  localState.networkManagerId = networkGameManagerId;
55  this->localState.messageManagerId = messageManagerId;
56  localState.orxId = _ORXONOX_ID;
57  localState.version = _ORXONOX_VERSION;
58  localState.nodeType = nodeType;
59  localState.canDel = 0;
60
61  remoteState.completed = 0;
62  remoteState.error = 0;
63  remoteState.errorString = "";
64  remoteState.hostId = -1;
65  remoteState.networkManagerId = -1;
66  remoteState.messageManagerId = -1;
67  remoteState.orxId = 0;
68  remoteState.version = 0;
69  remoteState.nodeType = NET_CLIENT;
70  remoteState.canDel = 0;
71
72  // activate the synchronization process
73  this->setSynchronized(true);
74  PRINTF(0)("Handshake created clientId = %d\n", clientId);
75}
76
77/**
78 * handler for changes in synced vars
79 * @param id id's which have changed
80 */
81void Handshake::varChangeHandler( std::list< int > & id )
82{
83  for ( std::list<int>::iterator it = id.begin(); it != id.end(); it++ )
84  {
85    // orxonox id handler
86    if ( *it == this->orxId_handler )
87    {
88      if ( remoteState.orxId != _ORXONOX_ID )
89      {
90        localState.error = 1;
91        localState.completed = 1;
92        localState.errorString = "Seems not to be orxonox!";
93        continue;
94      }
95    }
96
97    // orxonox version handler
98    if ( *it == this->version_handler )
99    {
100      if ( remoteState.version != _ORXONOX_VERSION )
101      {
102        localState.error = 2;
103        localState.completed = 1;
104        localState.errorString = "Versions of server and client do not match!";
105        continue;
106      }
107    }
108
109    // node type handler: for each node type there is a specific action to be taken
110    if ( *it == this->nodeTypeHandler)
111    {
112      if ( remoteState.nodeType == NET_MASTER_SERVER )
113      {
114        continue;
115      }
116      else if( remoteState.nodeType == NET_PROXY_SERVER)
117      {
118        continue;
119      }
120      else if( remoteState.nodeType == NET_CLIENT)
121      {
122        continue;
123      }
124    }
125
126
127    // cancel
128    if ( *it == candel_id )
129    {
130      PRINTF(0)("handshake finished candel changed\n");
131    }
132
133  }
134
135  // handshake completed
136  if ( remoteState.orxId == _ORXONOX_ID &&
137       remoteState.version == _ORXONOX_VERSION )
138  {
139    localState.completed = 1;
140  }
141}
142
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