ulfs_quotacommon.h revision 1.3 
1/*	$NetBSD: ulfs_quotacommon.h,v 1.3 2013/06/06 00:49:28 dholland Exp $	*/
2/*  from NetBSD: quota.h,v 1.30 2012/08/26 02:32:14 dholland Exp  */
3
4/*
5 * Copyright (c) 1982, 1986, 1993
6 *	The Regents of the University of California.  All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * Robert Elz at The University of Melbourne.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of the University nor the names of its contributors
20 *    may be used to endorse or promote products derived from this software
21 *    without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 *	@(#)quota.h	8.3 (Berkeley) 8/19/94
36 */
37
38#ifndef	_UFS_LFS_ULFS_QUOTACOMMON_H_
39#define	_UFS_LFS_ULFS_QUOTACOMMON_H_
40
41/*
42 * These definitions are common to the original disk quota implementation
43 * (quota1) and the newer implementation (quota2)
44 */
45
46/*
47 * The following constants define the usage of the quota file array in the
48 * ulfsmount structure and dquot array in the inode structure.  The semantics
49 * of the elements of these arrays are defined in the routine lfs_getinoquota;
50 * the remainder of the quota code treats them generically and need not be
51 * inspected when changing the size of the array.
52 */
53#define	ULFS_MAXQUOTAS	2
54#define	ULFS_USRQUOTA	0	/* element used for user quotas */
55#define	ULFS_GRPQUOTA	1	/* element used for group quotas */
56
57/*
58 * Initializer for the strings corresponding to the quota ID types.
59 * (in quota1 these are also the default names of the quota files)
60 */
61#define INITQFNAMES { \
62	"user",		/* ULFS_USRQUOTA */ \
63	"group",	/* ULFS_GRPQUOTA */ \
64}
65
66#if !defined(HAVE_NBTOOL_CONFIG_H)
67#include <sys/quota.h>
68__inline static int __unused
69quota_idtype_to_ulfs(int idtype)
70{
71	switch (idtype) {
72	case QUOTA_IDTYPE_USER:
73		return ULFS_USRQUOTA;
74	case QUOTA_IDTYPE_GROUP:
75		return ULFS_GRPQUOTA;
76	default:
77		return -1;
78	}
79}
80
81static __inline int __unused
82quota_idtype_from_ulfs(int ulfstype)
83{
84	switch (ulfstype) {
85	case ULFS_USRQUOTA:
86		return QUOTA_IDTYPE_USER;
87	case ULFS_GRPQUOTA:
88		return QUOTA_IDTYPE_GROUP;
89	default:
90		return -1;
91	}
92}
93#endif /* !defined(HAVE_NBTOOL_CONFIG_H) */
94
95#ifdef _KERNEL
96
97#include <sys/cdefs.h>
98
99__BEGIN_DECLS
100void	lfs_dqinit(void);
101void	lfs_dqreinit(void);
102void	lfs_dqdone(void);
103__END_DECLS
104#endif /* _KERNEL */
105
106#endif /* !_UFS_LFS_ULFS_QUOTACOMMON_H_ */
107