ClassicRecordFile.h

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// ClassicRecordFile.h
//
// Copyright (c) 2010, 2012, 2015 Michael Imamura.
//
// Licensed under GrokkSoft HoverRace SourceCode License v1.0(the "License");
// you may not use this file except in compliance with the License.
//
// A copy of the license should have been attached to the package from which
// you have taken this file. If you can not find the license you can not use
// this file.
//
//
// The author makes no representations about the suitability of
// this software for any purpose.  It is provided "as is" "AS IS",
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
// implied.
//
// See the License for the specific language governing permissions
// and limitations under the License.

#pragma once

#include <fstream>

#include "RecordFile.h"

#if defined(_WIN32) && defined(HR_ENGINE_SHARED)
#   ifdef MR_ENGINE
#       define MR_DllDeclare   __declspec( dllexport )
#   else
#       define MR_DllDeclare   __declspec( dllimport )
#   endif
#else
#   define MR_DllDeclare
#endif

namespace HoverRace {
namespace Parcel {

class ClassicRecordFileHeader;

class MR_DllDeclare ClassicRecordFile : public RecordFile
{
    using SUPER = RecordFile;

public:
    ClassicRecordFile();
    virtual ~ClassicRecordFile();

    bool CreateForWrite(const Util::OS::path_t &filename, MR_UInt32 numRecords,
        const char *title = nullptr) override;
    bool OpenForWrite(const Util::OS::path_t &filename) override;
    bool OpenForRead(const Util::OS::path_t &filename,
        bool validateChecksum = false) override;

protected:
    static DWORD ComputeSum(const Util::OS::path_t &filename);
public:
    bool ApplyChecksum(const Util::OS::path_t &filename) override;

    DWORD GetAlignMode() override;

    MR_UInt32 GetNbRecords() const override;
    void SelectRecord(MR_UInt32 i) override;
    bool BeginANewRecord() override;

    void Inspect(Util::InspectMapNode &node) const override;

    ObjStreamPtr StreamIn() override;
    ObjStreamPtr StreamOut() override;

private:
    bool constructionMode;
    MR_UInt32 curRecord;
    ClassicRecordFileHeader *header;
    FILE *fileStream;
    Util::OS::path_t filename;
};

}  // namespace Parcel
}  // namespace HoverRace

#undef MR_DllDeclare