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engines/hypno/libfile.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 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 HYPNO_LIBFILE_H
+#define HYPNO_LIBFILE_H
+
+#include "common/archive.h"
+#include "common/array.h"
+#include "common/file.h"
+#include "common/memstream.h"
+#include "common/stream.h"
+
+namespace Hypno {
+
+typedef struct FileEntry {
+	Common::Path name;
+	uint32 start;
+	uint32 size;
+} FileEntry;
+
+class LibFile : public Common::Archive {
+public:
+	LibFile();
+	~LibFile() override;
+
+	bool open(const Common::Path &prefix, const Common::Path &filename, bool encrypted);
+	void close();
+
+	// Common::Archive API implementation
+	bool hasFile(const Common::Path &path) const override;
+	int listMembers(Common::ArchiveMemberList &list) const override;
+	const Common::ArchiveMemberPtr getMember(const Common::Path &path) const override;
+	Common::SeekableReadStream *createReadStreamForMember(const Common::Path &path) const override;
+
+private:
+	bool _encrypted;
+	Common::File *_libfile;
+	Common::Path _prefix;
+	Common::Array<FileEntry> _fileEntries;
+	const FileEntry *getEntry(const Common::Path &path) const;
+};
+
+} // End of namespace Hypno
+
+#endif
+