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, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright (c) 1991-1997, 1999 by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27#ifndef	_SYS_KSTR_H
28#define	_SYS_KSTR_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI"
31
32#include <sys/stream.h>
33
34#ifdef	__cplusplus
35extern "C" {
36#endif
37
38/*
39 * Autopush operation numbers.
40 */
41#define	SET_AUTOPUSH	0
42#define	GET_AUTOPUSH	1
43#define	CLR_AUTOPUSH	2
44
45extern int	kstr_open(major_t, minor_t, vnode_t **, int *);
46extern int	kstr_plink(vnode_t *, int, int *);
47extern int	kstr_unplink(vnode_t *, int);
48extern int	kstr_push(vnode_t *, char *);
49extern int	kstr_pop(vnode_t *);
50extern int	kstr_close(vnode_t *, int);
51extern int	kstr_ioctl(vnode_t *, int, intptr_t);
52extern int	kstr_msg(vnode_t *, mblk_t *, mblk_t **, timestruc_t *);
53extern int	kstr_autopush(int, major_t *, minor_t *, minor_t *, uint_t *,
54		    char *[]);
55
56#ifdef	__cplusplus
57}
58#endif
59
60#endif	/* _SYS_KSTR_H */
61