1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
/* Copyright (C) 2010 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* 0 A.D. is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef INCLUDED_HASHSERIALIZER
#define INCLUDED_HASHSERIALIZER
#include "BinarySerializer.h"
#include "maths/MD5.h"
class CHashSerializerImpl
{
// We don't care about cryptographic strength, just about detection of
// unintended changes and about performance, so MD5 is an adequate choice
typedef MD5 HashFunc;
public:
size_t GetHashLength();
const u8* ComputeHash();
void Put(const char* UNUSED(name), const u8* data, size_t len)
{
m_Hash.Update(data, len);
}
private:
HashFunc m_Hash;
u8 m_HashData[HashFunc::DIGESTSIZE];
};
class CHashSerializer : public CBinarySerializer<CHashSerializerImpl>
{
public:
CHashSerializer(ScriptInterface& scriptInterface);
size_t GetHashLength();
const u8* ComputeHash();
};
#endif // INCLUDED_HASHSERIALIZER
|
