You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
106 lines
3.3 KiB
106 lines
3.3 KiB
4 years ago
|
/*==LICENSE==*
|
||
|
|
|
||
|
|
CyanWorlds.com Engine - MMOG client, server and tools
|
||
|
|
Copyright (C) 2011 Cyan Worlds, Inc.
|
||
|
|
|
||
|
|
This program 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 3 of the License, or
|
||
|
|
(at your option) any later version.
|
||
|
|
|
||
|
|
This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
|
||
|
|
|
||
|
|
Additional permissions under GNU GPL version 3 section 7
|
||
|
|
|
||
|
|
If you modify this Program, or any covered work, by linking or
|
||
|
|
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
|
||
|
|
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
|
||
|
|
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
|
||
|
|
(or a modified version of those libraries),
|
||
|
|
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
|
||
|
|
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
|
||
|
|
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
|
||
|
|
licensors of this Program grant you additional
|
||
|
|
permission to convey the resulting work. Corresponding Source for a
|
||
|
|
non-source form of such a combination shall include the source code for
|
||
|
|
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
|
||
|
|
work.
|
||
|
|
|
||
|
|
You can contact Cyan Worlds, Inc. by email legal@cyan.com
|
||
|
|
or by snail mail at:
|
||
|
|
Cyan Worlds, Inc.
|
||
|
|
14617 N Newport Hwy
|
||
|
|
Mead, WA 99021
|
||
|
|
|
||
|
|
*==LICENSE==*/
|
||
|
|
#ifndef PL_CHECKSUM_H
|
||
|
|
#define PL_CHECKSUM_H
|
||
|
|
|
||
|
|
#include "hsTypes.h"
|
||
|
|
#include "openssl/md5.h"
|
||
|
|
|
||
|
|
class plChecksum
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
typedef UInt32 SumStorage;
|
||
|
|
private:
|
||
|
|
SumStorage fSum;
|
||
|
|
public:
|
||
|
|
plChecksum(unsigned int bufsize, const char* buffer);
|
||
|
|
static int GetChecksumSize() { return sizeof(SumStorage); }
|
||
|
|
static int GetWindowSize() { return sizeof(SumStorage); }
|
||
|
|
SumStorage GetChecksum() { return fSum; }
|
||
|
|
};
|
||
|
|
|
||
|
|
class hsStream;
|
||
|
|
|
||
|
|
class plMD5Checksum
|
||
|
|
{
|
||
|
|
protected:
|
||
|
|
|
||
|
|
hsBool fValid;
|
||
|
|
MD5_CTX fContext;
|
||
|
|
UInt8 fChecksum[ MD5_DIGEST_LENGTH ];
|
||
|
|
|
||
|
|
UInt8 IHexCharToInt( char c ) const;
|
||
|
|
|
||
|
|
public:
|
||
|
|
|
||
|
|
plMD5Checksum( UInt32 size, UInt8 *buffer );
|
||
|
|
plMD5Checksum();
|
||
|
|
plMD5Checksum( const plMD5Checksum &rhs );
|
||
|
|
plMD5Checksum( const char *fileName );
|
||
|
|
plMD5Checksum( hsStream* stream );
|
||
|
|
|
||
|
|
hsBool IsValid( void ) const { return fValid; }
|
||
|
|
void Clear();
|
||
|
|
|
||
|
|
void CalcFromFile( const char *fileName );
|
||
|
|
void CalcFromStream( hsStream* stream );
|
||
|
|
|
||
|
|
void Start( void );
|
||
|
|
void AddTo( UInt32 size, const UInt8 *buffer );
|
||
|
|
void Finish( void );
|
||
|
|
|
||
|
|
const UInt8 *GetValue( void ) const { return fChecksum; }
|
||
|
|
UInt32 GetSize( void ) const { return sizeof( fChecksum ); }
|
||
|
|
|
||
|
|
// Backdoor for cached checksums (ie, if you loaded it off disk)
|
||
|
|
void SetValue(UInt8* checksum);
|
||
|
|
|
||
|
|
// Note: GetAsHexString() returns a pointer to a static string; do not rely on the contents of this string between calls!
|
||
|
|
const char *GetAsHexString( void ) const;
|
||
|
|
void SetFromHexString( const char *string );
|
||
|
|
|
||
|
|
bool operator==( const plMD5Checksum &rhs ) const;
|
||
|
|
bool operator!=( const plMD5Checksum &rhs ) const { return !operator==( rhs ); }
|
||
|
|
};
|
||
|
|
#endif // PL_CHECKSUM_H
|
||
|
|
|