flycast/core/archive/archive.h

50 lines
1.2 KiB
C++

/*
Created on: Nov 23, 2018
Copyright 2018 flyinghead
This file is part of reicast.
reicast 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.
reicast 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 reicast. If not, see <https://www.gnu.org/licenses/>.
*/
#pragma once
#include "types.h"
class ArchiveFile
{
public:
virtual ~ArchiveFile() = default;
virtual u32 Read(void *buffer, u32 length) = 0;
virtual size_t length() = 0;
};
class Archive
{
public:
virtual ~Archive() = default;
virtual ArchiveFile *OpenFile(const char *name) = 0;
virtual ArchiveFile *OpenFileByCrc(u32 crc) = 0;
protected:
virtual bool Open(FILE *file) = 0;
private:
bool Open(const char *name);
friend Archive *OpenArchive(const std::string& path);
};
Archive *OpenArchive(const std::string& path);