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/*
 * Copyright (C) 2007 Martin Willi
 * Hochschule fuer Technik Rapperswil
 *
 * 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.  See <http://www.fsf.org/copyleft/gpl.txt>.
 *
 * 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.
 */

#ifndef BRIDGE_H
#define BRIDGE_H

#include <library.h>
#include <collections/enumerator.h>

typedef struct bridge_t bridge_t;

#include "iface.h"

/**
 * Interface in a guest, connected to a tap device on the host.
 */
struct bridge_t {

	/**
	 * Get the name of the bridge.
	 *
	 * @return			name of the bridge
	 */
	char* (*get_name)(bridge_t *this);

	/**
	 * Add an interface to a bridge.
	 *
	 * @param iface		interface to add
	 * @return			TRUE if interface added
	 */
	bool (*connect_iface)(bridge_t *this, iface_t *iface);

	/**
	 * Remove an interface from a bridge.
	 *
	 * @param iface		interface to remove
	 * @return			TRUE if interface removed
	 */
	bool (*disconnect_iface)(bridge_t *this, iface_t *iface);

	/**
	 * Create an enumerator over all interfaces.
	 *
	 * @return 			enumerator over iface_t's
	 */
	enumerator_t* (*create_iface_enumerator)(bridge_t *this);

	/**
	 * Destroy a bridge
	 */
	void (*destroy) (bridge_t *this);
};

/**
 * Create a new bridge.
 *
 * @param name		name of the bridge to create
 * @return			bridge, NULL if failed
 */
bridge_t *bridge_create(char *name);

#endif /* BRIDGE_H */