6198 Let's EOL cachefs
[illumos-gate.git] / usr / src / uts / common / sys / utssys.h
blob16efb63ed58102d7283ab5ded33bb05a8ee55a2f
1 /*
2 * CDDL HEADER START
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.
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.
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]
20 * CDDL HEADER END
22 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
23 /* All Rights Reserved */
27 * Copyright 2003 Sun Microsystems, Inc. All rights reserved.
28 * Use is subject to license terms.
31 #ifndef _SYS_UTSSYS_H
32 #define _SYS_UTSSYS_H
34 #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.1 */
36 #ifdef __cplusplus
37 extern "C" {
38 #endif
41 * Definitions related to the utssys() system call.
45 * "commands" of utssys
47 #define UTS_UNAME 0x0 /* obsolete */
48 #define UTS_USTAT 0x2 /* 1 was umask */
49 #define UTS_FUSERS 0x3
52 * Flags to UTS_FUSERS
54 #define F_FILE_ONLY 0x01
55 #define F_CONTAINED 0x02
56 #define F_NBMANDLIST 0x04 /* Only NBMAND locks users */
57 #define F_DEVINFO 0x08 /* get device usage info for a dip instead */
58 /* of a minor node */
59 #define F_KINFO_COUNT 0x10 /* get the current number of kernel */
60 /* device consumers */
63 * structures yielded by UTS_FUSERS
65 typedef struct f_user {
66 int fu_flags; /* see below */
67 union {
68 struct {
69 pid_t u_pid;
70 uid_t u_uid;
71 } u_info;
72 struct {
73 int k_modid;
74 int k_instance;
75 int k_minor;
76 } k_info;
77 } fu_info;
78 } f_user_t;
80 typedef struct fu_data {
81 int fud_user_max;
82 int fud_user_count;
83 struct f_user fud_user[1];
84 } fu_data_t;
87 * defines to simplify access to members of the f_user_t structure
89 #define fu_pid fu_info.u_info.u_pid
90 #define fu_uid fu_info.u_info.u_uid
92 #define fu_modid fu_info.k_info.k_modid
93 #define fu_instance fu_info.k_info.k_instance
94 #define fu_minor fu_info.k_info.k_minor
96 #define fu_data_size(x) (sizeof (fu_data_t) - sizeof (f_user_t) + \
97 ((x) * sizeof (f_user_t)))
100 * fu_flags values
102 #define F_CDIR 0x1
103 #define F_RDIR 0x2
104 #define F_TEXT 0x4
105 #define F_MAP 0x8
106 #define F_OPEN 0x10
107 #define F_TRACE 0x20
108 #define F_TTY 0x40
109 #define F_NBM 0x80 /* NBMAND lock in place */
110 #define F_KERNEL 0x80000000
112 #ifdef __cplusplus
114 #endif
116 #endif /* _SYS_UTSSYS_H */