mirror of
https://github.com/libretro/scummvm.git
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134 lines
4.0 KiB
C++
134 lines
4.0 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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#ifndef KYRA_RESOURCE_INTERN_H
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#define KYRA_RESOURCE_INTERN_H
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#include "common/archive.h"
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#include "common/hash-str.h"
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#include "common/hashmap.h"
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#include "common/str.h"
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#include "common/list.h"
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namespace Kyra {
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class Resource;
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class PlainArchive : public Common::Archive {
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public:
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struct InputEntry {
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Common::String name;
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uint32 offset;
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uint32 size;
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};
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typedef Common::List<InputEntry> FileInputList;
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PlainArchive(Common::SharedPtr<Common::ArchiveMember> file, const FileInputList &files);
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bool hasFile(const Common::String &name);
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int listMembers(Common::ArchiveMemberList &list);
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Common::ArchiveMemberPtr getMember(const Common::String &name);
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Common::SeekableReadStream *openFile(const Common::String &name);
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private:
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struct Entry {
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uint32 offset;
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uint32 size;
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};
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typedef Common::HashMap<Common::String, Entry, Common::IgnoreCase_Hash, Common::IgnoreCase_EqualTo> FileMap;
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Common::SharedPtr<Common::ArchiveMember> _file;
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FileMap _files;
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};
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class CachedArchive : public Common::Archive {
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public:
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struct InputEntry {
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Common::String name;
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byte *data;
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uint32 size;
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};
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typedef Common::List<InputEntry> FileInputList;
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CachedArchive(const FileInputList &files);
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~CachedArchive();
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bool hasFile(const Common::String &name);
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int listMembers(Common::ArchiveMemberList &list);
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Common::ArchiveMemberPtr getMember(const Common::String &name);
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Common::SeekableReadStream *openFile(const Common::String &name);
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private:
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struct Entry {
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byte *data;
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uint32 size;
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};
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typedef Common::HashMap<Common::String, Entry, Common::IgnoreCase_Hash, Common::IgnoreCase_EqualTo> FileMap;
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FileMap _files;
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};
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class ResArchiveLoader {
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public:
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virtual ~ResArchiveLoader() {}
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virtual bool checkFilename(Common::String filename) const = 0;
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virtual bool isLoadable(const Common::String &filename, Common::SeekableReadStream &stream) const = 0;
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virtual Common::Archive *load(Common::SharedPtr<Common::ArchiveMember> file, Common::SeekableReadStream &stream) const = 0;
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};
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class ResLoaderPak : public ResArchiveLoader {
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public:
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bool checkFilename(Common::String filename) const;
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bool isLoadable(const Common::String &filename, Common::SeekableReadStream &stream) const;
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Common::Archive *load(Common::SharedPtr<Common::ArchiveMember> file, Common::SeekableReadStream &stream) const;
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};
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class ResLoaderInsMalcolm : public ResArchiveLoader {
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public:
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bool checkFilename(Common::String filename) const;
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bool isLoadable(const Common::String &filename, Common::SeekableReadStream &stream) const;
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Common::Archive *load(Common::SharedPtr<Common::ArchiveMember> file, Common::SeekableReadStream &stream) const;
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};
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class ResLoaderTlk : public ResArchiveLoader {
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public:
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bool checkFilename(Common::String filename) const;
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bool isLoadable(const Common::String &filename, Common::SeekableReadStream &stream) const;
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Common::Archive *load(Common::SharedPtr<Common::ArchiveMember> file, Common::SeekableReadStream &stream) const;
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};
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class InstallerLoader {
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public:
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static Common::Archive *load(Resource *owner, const Common::String &filename, const Common::String &extension, const uint8 offset);
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};
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} // end of namespace Kyra
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#endif
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