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https://github.com/libretro/scummvm.git
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87 lines
2.7 KiB
C++
87 lines
2.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef MADS_MPS_INSTALLER_H
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#define MADS_MPS_INSTALLER_H
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#include "common/archive.h"
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#include "common/ptr.h"
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#include "common/stream.h"
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#include "common/hashmap.h"
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#include "common/hash-str.h"
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namespace MADS {
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class MpsInstaller : public Common::MemcachingCaseInsensitiveArchive {
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public:
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bool hasFile(const Common::Path &path) const override;
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int listMembers(Common::ArchiveMemberList&) const override;
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const Common::ArchiveMemberPtr getMember(const Common::Path &path) const override;
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Common::SharedArchiveContents readContentsForPath(const Common::String& translatedPath) const override;
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static MpsInstaller* open(const Common::Path& baseName);
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private:
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// Similar to FileDescriptionBin but in native-endian and native strings.
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class FileDescriptor {
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public:
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// Public for hashmap
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FileDescriptor() : _compressedSize(0),
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_uncompressedSize(),
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_compressionAlgo(0),
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_offsetInVolume(0),
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_volumeNumber(0) {}
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protected:
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FileDescriptor(const Common::String& name,
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uint16 compression,
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uint16 volumeNumber,
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uint32 offsetInVolume,
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uint32 compressedSize,
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uint32 uncompressedSize) :
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_fileName(name),
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_compressionAlgo(compression),
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_volumeNumber(volumeNumber),
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_offsetInVolume(offsetInVolume),
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_compressedSize(compressedSize),
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_uncompressedSize(uncompressedSize) {}
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Common::String _fileName;
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uint _compressionAlgo;
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uint _volumeNumber;
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uint32 _offsetInVolume;
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uint32 _compressedSize;
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uint32 _uncompressedSize;
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friend class MpsInstaller;
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};
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typedef Common::HashMap<Common::String, FileDescriptor, Common::IgnoreCase_Hash, Common::IgnoreCase_EqualTo> FileMap;
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MpsInstaller(const FileMap& files,
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const Common::Path& baseName) : _files(files), _baseName(baseName) {}
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FileMap _files;
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Common::Path _baseName;
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};
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}
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#endif
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