1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
22 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23 * Use is subject to license terms.
24 */
25
26#ifndef	ASYNC_H
27#define	ASYNC_H
28
29#pragma ident	"%Z%%M%	%I%	%E% SMI"
30
31#include <sys/types.h>
32#include <libinetutil.h>
33#include <dhcpagent_ipc.h>
34
35#include "common.h"
36
37/*
38 * async.[ch] comprise the interface used to handle asynchronous DHCP
39 * commands.  see ipc_event() in agent.c for more documentation on
40 * the treatment of asynchronous DHCP commands.  see async.c for
41 * documentation on how to use the exported functions.
42 */
43
44#ifdef	__cplusplus
45extern "C" {
46#endif
47
48typedef struct async_action {
49	dhcp_ipc_type_t	as_cmd;		/* command/action in progress */
50	boolean_t	as_user;	/* user-generated async cmd */
51	boolean_t	as_present;	/* async operation present */
52} async_action_t;
53
54boolean_t	async_start(dhcp_smach_t *, dhcp_ipc_type_t, boolean_t);
55void		async_finish(dhcp_smach_t *);
56boolean_t	async_cancel(dhcp_smach_t *);
57
58#ifdef	__cplusplus
59}
60#endif
61
62#endif	/* ASYNC_H */
63