DB2CascFileSource.h

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/*
 * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 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 General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef DB2CascFileSource_h__
#define DB2CascFileSource_h__
 
#include "DB2FileLoader.h"
#include "CascHandles.h"
#include <memory>
#include <string>
 
struct DB2CascFileSource : public DB2FileSource
{
 DB2CascFileSource(std::shared_ptr<CASC::Storage const> storage, uint32 fileDataId, bool printErrors = true);
 DB2CascFileSource(DB2CascFileSource const& other) = delete;
 DB2CascFileSource(DB2CascFileSource&& other) noexcept = delete;
 DB2CascFileSource& operator=(DB2CascFileSource const& other) = delete;
 DB2CascFileSource& operator=(DB2CascFileSource&& other) noexcept = delete;
 ~DB2CascFileSource();
 
 bool IsOpen() const override;
 bool Read(void* buffer, std::size_t numBytes) override;
 int64 GetPosition() const override;
 bool SetPosition(int64 position) override;
 int64 GetFileSize() const override;
 CASC::File* GetNativeHandle() const;
 char const* GetFileName() const override;
 DB2EncryptedSectionHandling HandleEncryptedSection(DB2SectionHeader const& sectionHeader) const override;
 
private:
 std::weak_ptr<CASC::Storage const> _storageHandle;
 std::unique_ptr<CASC::File> _fileHandle;
 std::string _fileName;
};
 
#endif // DB2CascFile_h__