mirror of
https://github.com/vgough/encfs.git
synced 2024-12-02 04:43:09 +01:00
7e95ff90c8
git-svn-id: http://encfs.googlecode.com/svn/trunk@95 db9cf616-1c43-0410-9cb8-a902689de0d6
74 lines
1.9 KiB
C++
74 lines
1.9 KiB
C++
|
|
/*****************************************************************************
|
|
* 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/>.
|
|
*/
|
|
|
|
#include "cipher/NullCiphers.h"
|
|
|
|
#include "cipher/BlockCipher.h"
|
|
#include "cipher/StreamCipher.h"
|
|
|
|
namespace encfs {
|
|
|
|
class NullCipher : public BlockCipher {
|
|
public:
|
|
virtual ~NullCipher() {}
|
|
|
|
virtual int blockSize() const {
|
|
return 8;
|
|
}
|
|
|
|
virtual bool setKey(const CipherKey &key) {
|
|
return true;
|
|
}
|
|
|
|
virtual bool encrypt(const byte *iv, const byte *in,
|
|
byte *out, int numBytes) {
|
|
if (in != out)
|
|
memcpy(out, in, numBytes);
|
|
return true;
|
|
}
|
|
|
|
virtual bool decrypt(const byte *iv, const byte *in,
|
|
byte *out, int numBytes) {
|
|
if (in != out)
|
|
memcpy(out, in, numBytes);
|
|
return true;
|
|
}
|
|
|
|
static Properties GetProperties() {
|
|
Properties props;
|
|
props.keySize = Range(0);
|
|
props.cipher = "NullCipher";
|
|
props.mode = "ECB";
|
|
props.library = "internal";
|
|
return props;
|
|
}
|
|
};
|
|
|
|
REGISTER_CLASS(NullCipher, BlockCipher);
|
|
REGISTER_CLASS(NullCipher, StreamCipher);
|
|
|
|
void NullCiphers::registerCiphers() {
|
|
// Nothing required.
|
|
}
|
|
|
|
} // namespace encfs
|
|
|