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diff --git a/engines/wintermute/base/file/base_package.h b/engines/wintermute/base/file/base_package.h
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+++ b/engines/wintermute/base/file/base_package.h
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+/* 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.
+ *
+ */
+
+/*
+ * This file is based on WME Lite.
+ * http://dead-code.org/redir.php?target=wmelite
+ * Copyright (c) 2011 Jan Nedoma
+ */
+
+#ifndef WINTERMUTE_BASE_PACKAGE_H
+#define WINTERMUTE_BASE_PACKAGE_H
+
+#include "common/archive.h"
+#include "common/stream.h"
+#include "common/fs.h"
+
+namespace Wintermute {
+class BasePackage {
+public:
+	Common::SeekableReadStream *getFilePointer();
+	Common::FSNode _fsnode;
+	bool _boundToExe;
+	byte _priority;
+	Common::String _name;
+	int _cd;
+	BasePackage();
+};
+
+class PackageSet : public Common::Archive {
+public:
+	virtual ~PackageSet();
+
+	PackageSet(Common::FSNode package, const Common::String &filename = "", bool searchSignature = false);
+	/**
+	 * Check if a member with the given name is present in the Archive.
+	 * Patterns are not allowed, as this is meant to be a quick File::exists()
+	 * replacement.
+	 */
+	virtual bool hasFile(const Common::String &name) const;
+
+	/**
+	 * Add all members of the Archive to list.
+	 * Must only append to list, and not remove elements from it.
+	 *
+	 * @return the number of names added to list
+	 */
+	virtual int listMembers(Common::ArchiveMemberList &list) const;
+
+	/**
+	 * Returns a ArchiveMember representation of the given file.
+	 */
+	virtual const Common::ArchiveMemberPtr getMember(const Common::String &name) const;
+
+	/**
+	 * Create a stream bound to a member with the specified name in the
+	 * archive. If no member with this name exists, 0 is returned.
+	 * @return the newly created input stream
+	 */
+	virtual Common::SeekableReadStream *createReadStreamForMember(const Common::String &name) const;
+
+	int getPriority() const { return _priority; }
+private:
+	byte _priority;
+	Common::Array<BasePackage *> _packages;
+	Common::HashMap<Common::String, Common::ArchiveMemberPtr> _files;
+	Common::HashMap<Common::String, Common::ArchiveMemberPtr>::iterator _filesIter;
+};
+
+} // end of namespace Wintermute
+
+#endif