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// distribution boxbackup-0.11rc2 (svn version: 2072)
//
// Copyright (c) 2003 - 2008
// Ben Summers and contributors. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// 3. All use of this software and associated advertising materials must
// display the following acknowledgment:
// This product includes software developed by Ben Summers.
// 4. The names of the Authors may not be used to endorse or promote
// products derived from this software without specific prior written
// permission.
//
// [Where legally impermissible the Authors do not disclaim liability for
// direct physical injury or death caused solely by defects in the software
// unless it is modified by a third party.]
//
// THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT,
// INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
//
//
// --------------------------------------------------------------------------
//
// File
// Name: BackupClientFileAttributes.h
// Purpose: Storage of file attributes
// Created: 2003/10/07
//
// --------------------------------------------------------------------------
#ifndef BACKUPCLIENTFILEATTRIBUTES__H
#define BACKUPCLIENTFILEATTRIBUTES__H
#include <string>
#include "StreamableMemBlock.h"
#include "BoxTime.h"
struct stat;
// --------------------------------------------------------------------------
//
// Class
// Name: BackupClientFileAttributes
// Purpose: Storage, streaming and application of file attributes
// Created: 2003/10/07
//
// --------------------------------------------------------------------------
class BackupClientFileAttributes : public StreamableMemBlock
{
public:
BackupClientFileAttributes();
BackupClientFileAttributes(const BackupClientFileAttributes &rToCopy);
BackupClientFileAttributes(const StreamableMemBlock &rToCopy);
~BackupClientFileAttributes();
BackupClientFileAttributes &operator=(const BackupClientFileAttributes &rAttr);
BackupClientFileAttributes &operator=(const StreamableMemBlock &rAttr);
bool operator==(const BackupClientFileAttributes &rAttr) const;
// bool operator==(const StreamableMemBlock &rAttr) const; // too dangerous?
bool Compare(const BackupClientFileAttributes &rAttr, bool IgnoreAttrModTime = false, bool IgnoreModTime = false) const;
// Prevent access to base class members accidently
void Set();
void ReadAttributes(const char *Filename, bool ZeroModificationTimes = false,
box_time_t *pModTime = 0, box_time_t *pAttrModTime = 0, int64_t *pFileSize = 0,
InodeRefType *pInodeNumber = 0, bool *pHasMultipleLinks = 0);
void WriteAttributes(const char *Filename,
bool MakeUserWritable = false) const;
bool IsSymLink() const;
static void SetBlowfishKey(const void *pKey, int KeyLength);
static void SetAttributeHashSecret(const void *pSecret, int SecretLength);
static uint64_t GenerateAttributeHash(struct stat &st, const std::string &filename, const std::string &leafname);
static void FillExtendedAttr(StreamableMemBlock &outputBlock, const char *Filename);
private:
static void FillAttributes(StreamableMemBlock &outputBlock, const char *Filename, struct stat &st, bool ZeroModificationTimes);
static void FillAttributesLink(StreamableMemBlock &outputBlock, const char *Filename, struct stat &st);
void WriteExtendedAttr(const char *Filename, int xattrOffset) const;
void RemoveClear() const;
void EnsureClearAvailable() const;
static StreamableMemBlock *MakeClear(const StreamableMemBlock &rEncrypted);
void EncryptAttr(const StreamableMemBlock &rToEncrypt);
private:
mutable StreamableMemBlock *mpClearAttributes;
};
#endif // BACKUPCLIENTFILEATTRIBUTES__H
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