49 lines
1.6 KiB
C++
49 lines
1.6 KiB
C++
/**
|
|
* @file llnullcipher.h
|
|
*
|
|
* $LicenseInfo:firstyear=2003&license=viewerlgpl$
|
|
* Second Life Viewer Source Code
|
|
* Copyright (C) 2010, Linden Research, Inc.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation;
|
|
* version 2.1 of the License only.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
|
|
* $/LicenseInfo$
|
|
*/
|
|
|
|
#ifndef LLNULLCIPHER_H
|
|
#define LLNULLCIPHER_H
|
|
|
|
#include "llcipher.h"
|
|
|
|
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
// Class LLNullCipher
|
|
//
|
|
// A class which implements LLCipher, but does not transform src
|
|
// during encryption.
|
|
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
class LLNullCipher : public LLCipher
|
|
{
|
|
public:
|
|
LLNullCipher() {}
|
|
virtual ~LLNullCipher() {}
|
|
virtual U32 encrypt(const U8* src, U32 src_len, U8* dst, U32 dst_len);
|
|
virtual U32 decrypt(const U8* src, U32 src_len, U8* dst, U32 dst_len);
|
|
virtual U32 requiredEncryptionSpace(U32 src_len) const;
|
|
};
|
|
|
|
#endif
|