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/* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
* Copyright (C) 2011-2017 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 2.1 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MT32EMU_FILE_H
#define MT32EMU_FILE_H
#include <cstddef>
#include "globals.h"
#include "Types.h"
namespace MT32Emu {
class MT32EMU_EXPORT File {
public:
// Includes terminator char.
typedef char SHA1Digest[41];
virtual ~File() {}
virtual size_t getSize() = 0;
virtual const Bit8u *getData() = 0;
virtual const SHA1Digest &getSHA1() = 0;
virtual void close() = 0;
};
class MT32EMU_EXPORT AbstractFile : public File {
public:
const SHA1Digest &getSHA1();
protected:
AbstractFile();
AbstractFile(const SHA1Digest &sha1Digest);
private:
bool sha1DigestCalculated;
SHA1Digest sha1Digest;
// Binary compatibility helper.
void *reserved;
};
class MT32EMU_EXPORT ArrayFile : public AbstractFile {
public:
ArrayFile(const Bit8u *data, size_t size);
ArrayFile(const Bit8u *data, size_t size, const SHA1Digest &sha1Digest);
size_t getSize();
const Bit8u *getData();
void close() {}
private:
const Bit8u *data;
size_t size;
};
} // namespace MT32Emu
#endif // #ifndef MT32EMU_FILE_H
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