/*
 * \brief  Dataspace interface
 * \author Norman Feske
 * \date   2006-07-05
 */

/*
 * Copyright (C) 2006-2011 Genode Labs GmbH
 *
 * This file is part of the Genode OS framework, which is distributed
 * under the terms of the GNU General Public License version 2.
 */

#ifndef _INCLUDE__DATASPACE__DATASPACE_H_
#define _INCLUDE__DATASPACE__DATASPACE_H_

#include <base/stdint.h>
#include <base/rpc.h>

namespace Genode {

	struct Dataspace
	{
		virtual ~Dataspace() { }

		/**
		 * Request size of dataspace
		 */
		virtual size_t size() = 0;

		/**
		 * Request base address in physical address space
		 */
		virtual addr_t phys_addr() = 0;

		/**
		 * Return true if dataspace is writable
		 */
		virtual bool writable() = 0;


		/*********************
		 ** RPC declaration **
		 *********************/

		GENODE_RPC(Rpc_size,      size_t, size);
		GENODE_RPC(Rpc_phys_addr, addr_t, phys_addr);
		GENODE_RPC(Rpc_writable,  bool,   writable);

		GENODE_RPC_INTERFACE(Rpc_size, Rpc_phys_addr, Rpc_writable);
	};
}

#endif /* _INCLUDE__DATASPACE__DATASPACE_H_ */