xref: /illumos-gate/usr/src/uts/common/sys/kstr.h (revision 1a2d662a91cee3bf82f41cd47c7ae6f3825d9db2)
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 #include <sys/stream.h>
31 
32 #ifdef	__cplusplus
33 extern "C" {
34 #endif
35 
36 /*
37  * Autopush operation numbers.
38  */
39 #define	SET_AUTOPUSH	0
40 #define	GET_AUTOPUSH	1
41 #define	CLR_AUTOPUSH	2
42 
43 extern int	kstr_open(major_t, minor_t, vnode_t **, int *);
44 extern int	kstr_plink(vnode_t *, int, int *);
45 extern int	kstr_unplink(vnode_t *, int);
46 extern int	kstr_push(vnode_t *, char *);
47 extern int	kstr_pop(vnode_t *);
48 extern int	kstr_close(vnode_t *, int);
49 extern int	kstr_ioctl(vnode_t *, int, intptr_t);
50 extern int	kstr_msg(vnode_t *, mblk_t *, mblk_t **, timestruc_t *);
51 extern int	kstr_autopush(int, major_t *, minor_t *, minor_t *, uint_t *,
52 		    char *[]);
53 
54 #ifdef	__cplusplus
55 }
56 #endif
57 
58 #endif	/* _SYS_KSTR_H */
59