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break out cipher primitives, add unit tests

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git-svn-id: http://encfs.googlecode.com/svn/trunk@94 db9cf616-1c43-0410-9cb8-a902689de0d6
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Valient Gough
2013-03-05 06:32:27 +00:00
parent 7799c88df6
commit f00ef5c6d3
29 changed files with 1235 additions and 130 deletions
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cipher/StreamCipher.h Normal file
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/*****************************************************************************
* Author: Valient Gough <vgough@pobox.com>
*
*****************************************************************************
* Copyright (c) 2013 Valient Gough
*
* This program 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, 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 Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _STREAMCIPHER_incl_
#define _STREAMCIPHER_incl_
#include "base/Range.h"
#include "base/Registry.h"
#include "base/shared_ptr.h"
#include "base/types.h"
namespace encfs {
class StreamCipher
{
public:
static Registry<StreamCipher>& GetRegistry();
struct Properties {
Range keySize;
std::string cipher;
std::string mode;
std::string library;
};
StreamCipher();
virtual ~StreamCipher();
virtual bool setKey(const byte *key, int keyLength) =0;
virtual bool randomKey(int keyLength) =0;
virtual bool encrypt(const byte *iv, const byte *in,
byte *out, int numBytes) =0;
virtual bool decrypt(const byte *iv, const byte *in,
byte *out, int numBytes) =0;
};
} // namespace encfs
#endif