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/*
Copyright (C) 2010, 2016 Srivats P.
This file is part of "Ostinato"
This 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 3 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 _NATIVE_FILE_FORMAT_H
#define _NATIVE_FILE_FORMAT_H
/*
* This file contains helper functions for the native file format
* defined in fileformat.proto
*
* The actual file format classes - (Ostm)FileFormat and OssnFileFormat
* use multiple inheritance from the abstract interface class and this
* helper class
*
* The primary reason for the existence of this class is to have a common
* code for dealing with native file formats
*/
#include "fileformat.pb.h"
#include <QString>
class NativeFileFormat
{
public:
NativeFileFormat();
bool open(const QString fileName,
OstProto::FileType fileType,
OstProto::FileMeta &meta,
OstProto::FileContent &content,
QString &error);
bool save(OstProto::FileType fileType,
const OstProto::FileContent &content,
const QString fileName,
QString &error);
bool isNativeFileFormat(const QString fileName,
OstProto::FileType fileType);
void postParseFixup(OstProto::FileMetaData metaData,
OstProto::FileContent &content);
private:
void initFileMetaData(OstProto::FileMetaData &metaData);
int fileMetaSize(const quint8* file, int size);
static const int kFileMagicSize = 12;
static const int kFileChecksumSize = 5;
static const int kFileMinSize = kFileMagicSize + kFileChecksumSize;
static const int kFileMagicOffset = 0;
static const int kFileMetaDataOffset = kFileMagicSize;
static const char* kFileMagicValue;
// Native file format version
static const uint kFileFormatVersionMajor = 0;
static const uint kFileFormatVersionMinor = 2;
static const uint kFileFormatVersionRevision = 4;
};
#endif
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