/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef	IPC_ACTION_H
#define	IPC_ACTION_H

#pragma ident	"%Z%%M%	%I%	%E% SMI"

#include <sys/types.h>
#include <netinet/in.h>
#include <netinet/dhcp.h>
#include <dhcpagent_ipc.h>
#include <libinetutil.h>

#include "agent.h"

/*
 * ipc_action.[ch] make up the interface used to control the current
 * pending interprocess communication transaction taking place.  see
 * ipc_action.c for documentation on how to use the exported functions.
 */

#ifdef	__cplusplus
extern "C" {
#endif

struct ifslist;					/* forward declaration */

void		ipc_action_init(struct ifslist *);
int		ipc_action_start(struct ifslist *, dhcp_ipc_request_t *, int);
void		ipc_action_finish(struct ifslist *, int);
boolean_t	ipc_action_pending(struct ifslist *);
void		ipc_action_cancel_timer(struct ifslist *);


struct ipc_action {

	dhcp_ipc_type_t		ia_cmd;		/* command/action requested  */
	int			ia_fd;		/* ipc channel descriptor */
	iu_timer_id_t		ia_tid;		/* ipc timer id */
	dhcp_ipc_request_t	*ia_request;	/* ipc request pointer */
};

#ifdef	__cplusplus
}
#endif

#endif	/* IPC_ACTION_H */