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source: orxonox.OLD/trunk/src/lib/network/synchronizeable_var/synchronizeable_string.cc @ 9643

Last change on this file since 9643 was 9406, checked in by bensch, 18 years ago

orxonox/trunk: merged the proxy back

merged with commandsvn merge -r9346:HEAD https://svn.orxonox.net/orxonox/branches/proxy .

no conflicts

File size: 2.4 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
13   co-programmer: ...
14*/
15
16
17#include "synchronizeable_string.h"
18#include "converter.h"
19#include <cassert>
20
21
22/**
23 * standard constructor
24 * @todo this constructor is not jet implemented - do it
25*/
26SynchronizeableString::SynchronizeableString( std::string * ptrIn, std::string * ptrOut, std::string name, int permission, int priority) : SynchronizeableVar( ptrIn, ptrOut, name, 0, permission, priority )
27{
28  this->vPtrIn = ptrIn;
29  this->vPtrOut = ptrOut;
30}
31
32
33/**
34 * standard deconstructor
35*/
36SynchronizeableString::~SynchronizeableString ()
37{
38}
39
40/**
41 * write var data to byte buffer
42 * @param buf pointer to write to
43 * @param maxLength writeToBuf will not write more than maxLength bytes
44 * @return number bytes written
45 */
46int SynchronizeableString::writeToBuf( byte * buf, int maxLength )
47{
48  int res = Converter::stringToByteArray( *vPtrIn, buf, maxLength );
49
50  assert( res > 0 );
51  assert( res == vPtrIn->length()+INTSIZE );
52
53  return res;
54}
55
56int SynchronizeableString::getSize()
57{
58   return vPtrIn->length()+INTSIZE;
59}
60
61/**
62 * read var data from byte buffer
63 * @param buf pointer to read from
64 * @param maxLength readFromBuf will not read more than maxLength bytes
65 * @return number bytes read
66 */
67int SynchronizeableString::readFromBuf( byte * buf, int maxLength )
68{
69  std::string oldVal = *vPtrOut;
70
71  int res = Converter::byteArrayToString( buf, *vPtrOut, maxLength );
72
73  setHasChanged( oldVal != *vPtrOut );
74
75  if ( res < 0 )
76  {
77    printf("%s | res (%d) < 0\n", this->getName().c_str(), res);
78  }
79  assert( res > 0 );
80
81  return res;
82}
83
84/**
85 * print out variable value
86 */
87void SynchronizeableString::debug( )
88{
89  printf( "SYNCHRONIZEABLE_VAR: %s IN: '%s' OUT: '%s'\n", name.c_str(), vPtrIn->c_str(), vPtrOut->c_str() );
90}
91
92
93/**
94 * reads actual size from buffer. this is used when size is not constant
95 * @param buf pointer to data
96 * @param maxLength maximal size of data
97 * @return same as readFromBuf would return
98 */
99int SynchronizeableString::getSizeFromBuf( byte * buf, int maxLength )
100{
101  std::string t;
102
103  int res = Converter::byteArrayToString( buf, t, maxLength );
104
105  assert( res > 0 );
106
107  return res;
108}
109
110
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