1/****************************************************************************
2** libebml : parse EBML files, see http://embl.sourceforge.net/
3**
4** <file/class description>
5**
6** Copyright (C) 2002-2005 Steve Lhomme.  All rights reserved.
7**
8** This file is part of libebml.
9**
10** This library is free software; you can redistribute it and/or
11** modify it under the terms of the GNU Lesser General Public
12** License as published by the Free Software Foundation; either
13** version 2.1 of the License, or (at your option) any later version.
14**
15** This library is distributed in the hope that it will be useful,
16** but WITHOUT ANY WARRANTY; without even the implied warranty of
17** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18** Lesser General Public License for more details.
19**
20** You should have received a copy of the GNU Lesser General Public
21** License along with this library; if not, write to the Free Software
22** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
23**
24** See http://www.matroska.org/license/lgpl/ for LGPL licensing information.
25**
26** Contact license@matroska.org if any conditions of this licensing are
27** not clear to you.
28**
29**********************************************************************/
30
31/*!
32	\file
33	\version \$Id: EbmlBinary.cpp 1112 2005-03-28 09:55:50Z mosu $
34	\author Steve Lhomme     <robux4 @ users.sf.net>
35	\author Julien Coloos	<suiryc @ users.sf.net>
36*/
37#include <cassert>
38
39#include "ebml/EbmlBinary.h"
40
41START_LIBEBML_NAMESPACE
42
43EbmlBinary::EbmlBinary()
44 :EbmlElement(0, false), Data(NULL)
45{}
46
47EbmlBinary::EbmlBinary(const EbmlBinary & ElementToClone)
48 :EbmlElement(ElementToClone)
49{
50	if (ElementToClone.Data == NULL)
51		Data = NULL;
52	else {
53		Data = (binary *)malloc(Size * sizeof(binary));
54		assert(Data != NULL);
55		memcpy(Data, ElementToClone.Data, Size);
56	}
57}
58
59EbmlBinary::~EbmlBinary(void) {
60	if(Data)
61		free(Data);
62}
63
64uint32 EbmlBinary::RenderData(IOCallback & output, bool bForceRender, bool bKeepIntact)
65{
66	output.writeFully(Data,Size);
67
68	return Size;
69}
70
71/*!
72	\note no Default binary value handled
73*/
74uint64 EbmlBinary::UpdateSize(bool bKeepIntact, bool bForceRender)
75{
76	return Size;
77}
78
79uint64 EbmlBinary::ReadData(IOCallback & input, ScopeMode ReadFully)
80{
81	if (Data != NULL)
82		free(Data);
83
84	if (ReadFully == SCOPE_NO_DATA)
85	{
86		Data = NULL;
87		return Size;
88	}
89
90	Data = (binary *)malloc(Size * sizeof(binary));
91	assert(Data != NULL);
92	bValueIsSet = true;
93	return input.read(Data, Size);
94}
95
96bool EbmlBinary::operator==(const EbmlBinary & ElementToCompare) const
97{
98	return ((Size == ElementToCompare.Size) && !memcmp(Data, ElementToCompare.Data, Size));
99}
100
101END_LIBEBML_NAMESPACE
102