scummvm/engines/tetraedge/obb_archive.h

64 lines
2.1 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 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 TETRAEDGE_OBB_ARCHIVE_H
#define TETRAEDGE_OBB_ARCHIVE_H
#include "common/archive.h"
#include "common/ptr.h"
#include "common/stream.h"
#include "common/hashmap.h"
#include "common/hash-str.h"
namespace Tetraedge {
class ObbArchive : public Common::Archive {
public:
bool hasFile(const Common::Path &path) const override;
int listMembers(Common::ArchiveMemberList&) const override;
const Common::ArchiveMemberPtr getMember(const Common::Path &path) const override;
Common::SeekableReadStream *createReadStreamForMember(const Common::Path &path) const override;
// Similar to FileDescriptionBin but in native-endian and native strings.
struct FileDescriptor {
FileDescriptor() : _fileOffset(0), _fileSize(0) {}
FileDescriptor(uint32 offset,
uint32 size) : _fileOffset(offset), _fileSize(size) {}
uint32 _fileOffset;
uint32 _fileSize;
};
typedef Common::HashMap<Common::String, FileDescriptor, Common::IgnoreCase_Hash, Common::IgnoreCase_EqualTo> FileMap;
static bool readFileMap(Common::SeekableReadStream &indexFile, FileMap &files);
static ObbArchive* open(const Common::Path& obbName);
private:
ObbArchive(const FileMap& files,
const Common::Path& obbName) : _files(files), _obbName(obbName) {}
FileMap _files;
Common::Path _obbName;
};
}
#endif