mirror of
https://github.com/vgough/encfs.git
synced 2024-11-25 17:33:19 +01:00
7e95ff90c8
git-svn-id: http://encfs.googlecode.com/svn/trunk@95 db9cf616-1c43-0410-9cb8-a902689de0d6
71 lines
2.0 KiB
C++
71 lines
2.0 KiB
C++
/*****************************************************************************
|
|
* Author: Valient Gough <vgough@pobox.com>
|
|
*
|
|
*****************************************************************************
|
|
* Copyright (c) 2004, 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 _MACFileIO_incl_
|
|
#define _MACFileIO_incl_
|
|
|
|
#include "cipher/CipherV1.h"
|
|
#include "fs/BlockFileIO.h"
|
|
|
|
namespace encfs {
|
|
|
|
class MACFileIO : public BlockFileIO
|
|
{
|
|
public:
|
|
/*
|
|
If warnOnlyMode is enabled, then a MAC comparison failure will only
|
|
result in a warning message from encfs -- the garbled data will still
|
|
be made available..
|
|
*/
|
|
MACFileIO( const shared_ptr<FileIO> &base,
|
|
const FSConfigPtr &cfg );
|
|
MACFileIO();
|
|
virtual ~MACFileIO();
|
|
|
|
virtual Interface interface() const;
|
|
|
|
virtual void setFileName( const char *fileName );
|
|
virtual const char *getFileName() const;
|
|
virtual bool setIV( uint64_t iv );
|
|
|
|
virtual int open( int flags );
|
|
virtual int getAttr( struct stat *stbuf ) const;
|
|
virtual off_t getSize() const;
|
|
|
|
virtual int truncate( off_t size );
|
|
|
|
virtual bool isWritable() const;
|
|
|
|
private:
|
|
virtual ssize_t readOneBlock( const IORequest &req ) const;
|
|
virtual bool writeOneBlock( const IORequest &req );
|
|
|
|
shared_ptr<FileIO> base;
|
|
shared_ptr<CipherV1> cipher;
|
|
int macBytes;
|
|
int randBytes;
|
|
bool warnOnly;
|
|
};
|
|
|
|
} // namespace encfs
|
|
|
|
#endif
|
|
|