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Diffstat (limited to 'lib/backupstore/BackupStoreInfo.h')
| -rw-r--r-- | lib/backupstore/BackupStoreInfo.h | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/lib/backupstore/BackupStoreInfo.h b/lib/backupstore/BackupStoreInfo.h new file mode 100644 index 00000000..0c4241d7 --- /dev/null +++ b/lib/backupstore/BackupStoreInfo.h @@ -0,0 +1,149 @@ +// 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: BackupStoreInfo.h +// Purpose: Main backup store information storage +// Created: 2003/08/28 +// +// -------------------------------------------------------------------------- + +#ifndef BACKUPSTOREINFO__H +#define BACKUPSTOREINFO__H + +#include <memory> +#include <string> +#include <vector> + +class BackupStoreCheck; + +// -------------------------------------------------------------------------- +// +// File +// Name: BackupStoreInfo +// Purpose: Main backup store information storage +// Created: 2003/08/28 +// +// -------------------------------------------------------------------------- +class BackupStoreInfo +{ + friend class BackupStoreCheck; +public: + ~BackupStoreInfo(); +private: + // Creation through static functions only + BackupStoreInfo(); + // No copying allowed + BackupStoreInfo(const BackupStoreInfo &); + +public: + // Create a New account, saving a blank info object to the disc + static void CreateNew(int32_t AccountID, const std::string &rRootDir, int DiscSet, int64_t BlockSoftLimit, int64_t BlockHardLimit); + + // Load it from the store + static std::auto_ptr<BackupStoreInfo> Load(int32_t AccountID, const std::string &rRootDir, int DiscSet, bool ReadOnly, int64_t *pRevisionID = 0); + + // Has info been modified? + bool IsModified() const {return mIsModified;} + + // Save modified infomation back to store + void Save(); + + // Data access functions + int32_t GetAccountID() const {return mAccountID;} + int64_t GetLastObjectIDUsed() const {return mLastObjectIDUsed;} + int64_t GetBlocksUsed() const {return mBlocksUsed;} + int64_t GetBlocksInOldFiles() const {return mBlocksInOldFiles;} + int64_t GetBlocksInDeletedFiles() const {return mBlocksInDeletedFiles;} + int64_t GetBlocksInDirectories() const {return mBlocksInDirectories;} + const std::vector<int64_t> &GetDeletedDirectories() const {return mDeletedDirectories;} + int64_t GetBlocksSoftLimit() const {return mBlocksSoftLimit;} + int64_t GetBlocksHardLimit() const {return mBlocksHardLimit;} + bool IsReadOnly() const {return mReadOnly;} + int GetDiscSetNumber() const {return mDiscSet;} + + // Data modification functions + void ChangeBlocksUsed(int64_t Delta); + void ChangeBlocksInOldFiles(int64_t Delta); + void ChangeBlocksInDeletedFiles(int64_t Delta); + void ChangeBlocksInDirectories(int64_t Delta); + void CorrectAllUsedValues(int64_t Used, int64_t InOldFiles, int64_t InDeletedFiles, int64_t InDirectories); + void AddDeletedDirectory(int64_t DirID); + void RemovedDeletedDirectory(int64_t DirID); + void ChangeLimits(int64_t BlockSoftLimit, int64_t BlockHardLimit); + + // Object IDs + int64_t AllocateObjectID(); + + // Client marker set and get + int64_t GetClientStoreMarker() {return mClientStoreMarker;} + void SetClientStoreMarker(int64_t ClientStoreMarker); + +private: + static std::auto_ptr<BackupStoreInfo> CreateForRegeneration(int32_t AccountID, const std::string &rRootDir, + int DiscSet, int64_t LastObjectID, int64_t BlocksUsed, int64_t BlocksInOldFiles, + int64_t BlocksInDeletedFiles, int64_t BlocksInDirectories, int64_t BlockSoftLimit, int64_t BlockHardLimit); + +private: + // Location information + int32_t mAccountID; + int mDiscSet; + std::string mFilename; + bool mReadOnly; + bool mIsModified; + + // Client infomation + int64_t mClientStoreMarker; + + // Account information + int64_t mLastObjectIDUsed; + int64_t mBlocksUsed; + int64_t mBlocksInOldFiles; + int64_t mBlocksInDeletedFiles; + int64_t mBlocksInDirectories; + int64_t mBlocksSoftLimit; + int64_t mBlocksHardLimit; + std::vector<int64_t> mDeletedDirectories; +}; + + +#endif // BACKUPSTOREINFO__H + + |