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// distribution boxbackup-0.10 (svn version: 494)
//
// Copyright (c) 2003 - 2006
// 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: BackupClientInodeToIDMap.h
// Purpose: Map of inode numbers to file IDs on the store
// Created: 11/11/03
//
// --------------------------------------------------------------------------
#ifndef BACKUPCLIENTINODETOIDMAP_H
#define BACKUPCLIENTINODETOIDMAP__H
#include <sys/types.h>
#include <map>
#include <utility>
// Use in memory implementation if there isn't access to the Berkely DB on this platform
#ifndef HAVE_DB
#define BACKIPCLIENTINODETOIDMAP_IN_MEMORY_IMPLEMENTATION
#endif
// avoid having to include the DB files when not necessary
#ifndef BACKIPCLIENTINODETOIDMAP_IMPLEMENTATION
#ifdef BERKELY_V4
class Db;
#else
class DB;
#endif
#endif
// --------------------------------------------------------------------------
//
// Class
// Name: BackupClientInodeToIDMap
// Purpose: Map of inode numbers to file IDs on the store
// Created: 11/11/03
//
// --------------------------------------------------------------------------
class BackupClientInodeToIDMap
{
public:
BackupClientInodeToIDMap();
~BackupClientInodeToIDMap();
private:
BackupClientInodeToIDMap(const BackupClientInodeToIDMap &rToCopy); // not allowed
public:
void Open(const char *Filename, bool ReadOnly, bool CreateNew);
void OpenEmpty();
void AddToMap(InodeRefType InodeRef, int64_t ObjectID, int64_t InDirectory);
bool Lookup(InodeRefType InodeRef, int64_t &rObjectIDOut, int64_t &rInDirectoryOut) const;
void Close();
private:
#ifdef BACKIPCLIENTINODETOIDMAP_IN_MEMORY_IMPLEMENTATION
std::map<InodeRefType, std::pair<int64_t, int64_t> > mMap;
#else
bool mReadOnly;
bool mEmpty;
#ifdef BERKELY_V4
Db *dbp; // c++ style implimentation
#else
DB *dbp; // C style interface, use notation from documentation
#endif // BERKELY_V4
#endif // BACKIPCLIENTINODETOIDMAP_IN_MEMORY_IMPLEMENTATION
};
#endif // BACKUPCLIENTINODETOIDMAP__H
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