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engines/ultima/ultima8/usecode/byte_set.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 ULTIMA8_USECODE_BYTESET_H
+#define ULTIMA8_USECODE_BYTESET_H
+
+#include "ultima/ultima8/usecode/global_storage.h"
+
+namespace Ultima {
+namespace Ultima8 {
+
+// This is a minimal implementation just to support what Crusader needs.
+
+class ByteSet : public GlobalStorage {
+public:
+	ByteSet();
+	ByteSet(unsigned int size);
+	~ByteSet();
+
+	//! set the size. The old value is cleared
+	//! \param size the new size (in bytes)
+	void setSize(unsigned int size) override;
+
+	//! get a value
+	//! \param pos zero-based position (in bytes:)
+	//! \param n number of bytes (no greater than 2)
+	//! \return the value these bytes represent
+	uint32 getEntries(unsigned int pos, unsigned int n) const override;
+
+	//! set a value
+	//! \param pos zero-based position (in bytes)
+	//! \param n number of bytes (no greater than 2)
+	//! \param val the value to set
+	void setEntries(unsigned int pos, unsigned int n, uint32 val) override;
+
+	void save(Common::WriteStream *ws) override;
+	bool load(Common::ReadStream *rs, uint32 version) override;
+
+private:
+	unsigned int _size;
+	uint8 *_data;
+};
+
+} // End of namespace Ultima8
+} // End of namespace Ultima
+
+#endif