Moved Kyra resource code to a SearchSet/Archive based implementation, this removes dependencies on Common::File.

svn-id: r34428

1 files changed, 131 insertions, 0 deletions

diff --git a/engines/kyra/resource_intern.h b/engines/kyra/resource_intern.h
new file mode 100644
index 0000000000..13546d7768
--- /dev/null
+++ b/engines/kyra/resource_intern.h
@@ -0,0 +1,131 @@
+/* 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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#ifndef KYRA_RESOURCE_INTERN_H
+#define KYRA_RESOURCE_INTERN_H
+
+#include "common/archive.h"
+#include "common/hash-str.h"
+#include "common/hashmap.h"
+#include "common/str.h"
+#include "common/list.h"
+
+namespace Kyra {
+
+class Resource;
+
+class PlainArchive : public Common::Archive {
+public:
+	struct InputEntry {
+		Common::String name;
+
+		uint32 offset;
+		uint32 size;
+	};
+
+	typedef Common::List<InputEntry> FileInputList;
+
+	PlainArchive(Resource *owner, const Common::String &filename, const FileInputList &files);
+
+	bool hasFile(const Common::String &name);
+	int getAllNames(Common::StringList &list);
+	Common::SeekableReadStream *openFile(const Common::String &name);
+private:
+	struct Entry {
+		uint32 offset;
+		uint32 size;
+	};
+
+	typedef Common::HashMap<Common::String, Entry, Common::IgnoreCase_Hash, Common::IgnoreCase_EqualTo> FileMap;
+
+	Resource *_owner;
+	Common::String _filename;
+	FileMap _files;
+};
+
+class CachedArchive : public Common::Archive {
+public:
+	struct InputEntry {
+		Common::String name;
+
+		byte *data;
+		uint32 size;
+	};
+
+	typedef Common::List<InputEntry> FileInputList;
+
+	CachedArchive(const FileInputList &files);
+	~CachedArchive();
+
+	bool hasFile(const Common::String &name);
+	int getAllNames(Common::StringList &list);
+	Common::SeekableReadStream *openFile(const Common::String &name);
+private:
+	struct Entry {
+		byte *data;
+		uint32 size;
+	};
+
+	typedef Common::HashMap<Common::String, Entry, Common::IgnoreCase_Hash, Common::IgnoreCase_EqualTo> FileMap;
+	FileMap _files;
+};
+
+
+class ResArchiveLoader {
+public:
+	virtual bool checkFilename(Common::String filename) const = 0;
+	virtual bool isLoadable(const Common::String &filename, Common::SeekableReadStream &stream) const = 0;
+	virtual Common::Archive *load(Resource *owner, const Common::String &filename, Common::SeekableReadStream &stream) const = 0;
+};
+
+class ResLoaderPak : public ResArchiveLoader {
+public:
+	bool checkFilename(Common::String filename) const;
+	bool isLoadable(const Common::String &filename, Common::SeekableReadStream &stream) const;
+	Common::Archive *load(Resource *owner, const Common::String &filename, Common::SeekableReadStream &stream) const;
+};
+
+class ResLoaderInsMalcolm : public ResArchiveLoader {
+public:
+	bool checkFilename(Common::String filename) const;
+	bool isLoadable(const Common::String &filename, Common::SeekableReadStream &stream) const;
+	Common::Archive *load(Resource *owner, const Common::String &filename, Common::SeekableReadStream &stream) const;
+};
+
+class ResLoaderTlk : public ResArchiveLoader {
+public:
+	bool checkFilename(Common::String filename) const;
+	bool isLoadable(const Common::String &filename, Common::SeekableReadStream &stream) const;
+	Common::Archive *load(Resource *owner, const Common::String &filename, Common::SeekableReadStream &stream) const;
+};
+
+class InstallerLoader {
+public:
+	static Common::Archive *load(Resource *owner, const Common::String &filename, const Common::String &extension, const uint8 offset);
+};
+
+} // end of namespace Kyra
+
+#endif