ulfsmount.h revision 1.7.2.4
1 1.7.2.2 tls /* $NetBSD: ulfsmount.h,v 1.7.2.4 2017/12/03 11:39:22 jdolecek Exp $ */ 2 1.7.2.4 jdolecek /* from NetBSD: ufsmount.h,v 1.43 2015/03/27 17:27:56 riastradh Exp */ 3 1.7.2.2 tls 4 1.7.2.2 tls /* 5 1.7.2.2 tls * Copyright (c) 1982, 1986, 1989, 1993 6 1.7.2.2 tls * The Regents of the University of California. All rights reserved. 7 1.7.2.2 tls * 8 1.7.2.2 tls * Redistribution and use in source and binary forms, with or without 9 1.7.2.2 tls * modification, are permitted provided that the following conditions 10 1.7.2.2 tls * are met: 11 1.7.2.2 tls * 1. Redistributions of source code must retain the above copyright 12 1.7.2.2 tls * notice, this list of conditions and the following disclaimer. 13 1.7.2.2 tls * 2. Redistributions in binary form must reproduce the above copyright 14 1.7.2.2 tls * notice, this list of conditions and the following disclaimer in the 15 1.7.2.2 tls * documentation and/or other materials provided with the distribution. 16 1.7.2.2 tls * 3. Neither the name of the University nor the names of its contributors 17 1.7.2.2 tls * may be used to endorse or promote products derived from this software 18 1.7.2.2 tls * without specific prior written permission. 19 1.7.2.2 tls * 20 1.7.2.2 tls * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 1.7.2.2 tls * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 1.7.2.2 tls * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 1.7.2.2 tls * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 1.7.2.2 tls * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 1.7.2.2 tls * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 1.7.2.2 tls * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 1.7.2.2 tls * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 1.7.2.2 tls * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 1.7.2.2 tls * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 1.7.2.2 tls * SUCH DAMAGE. 31 1.7.2.2 tls * 32 1.7.2.2 tls * @(#)ufsmount.h 8.6 (Berkeley) 3/30/95 33 1.7.2.2 tls */ 34 1.7.2.2 tls 35 1.7.2.2 tls #ifndef _UFS_LFS_ULFSMOUNT_H_ 36 1.7.2.2 tls #define _UFS_LFS_ULFSMOUNT_H_ 37 1.7.2.2 tls 38 1.7.2.2 tls #include <sys/mount.h> /* struct export_args30 */ 39 1.7.2.2 tls 40 1.7.2.2 tls #ifdef _KERNEL 41 1.7.2.2 tls 42 1.7.2.2 tls #if defined(_KERNEL_OPT) 43 1.7.2.2 tls #include "opt_lfs.h" 44 1.7.2.2 tls #endif 45 1.7.2.2 tls 46 1.7.2.2 tls #include <sys/mutex.h> 47 1.7.2.2 tls 48 1.7.2.2 tls #include <ufs/lfs/ulfs_extattr.h> 49 1.7.2.2 tls #include <ufs/lfs/ulfs_quotacommon.h> 50 1.7.2.2 tls 51 1.7.2.2 tls struct buf; 52 1.7.2.2 tls struct inode; 53 1.7.2.2 tls struct nameidata; 54 1.7.2.2 tls struct timeval; 55 1.7.2.2 tls struct uio; 56 1.7.2.2 tls struct vnode; 57 1.7.2.2 tls 58 1.7.2.2 tls /* This structure describes the ULFS specific mount structure data. */ 59 1.7.2.2 tls struct ulfsmount { 60 1.7.2.3 tls /* Abstract vfs-level filesystem structure. */ 61 1.7.2.3 tls struct mount *um_mountp; 62 1.7.2.3 tls 63 1.7.2.3 tls /* type of fs; currently always ULFS1, theoretically also ULFS2 */ 64 1.7.2.3 tls u_long um_fstype; 65 1.7.2.3 tls 66 1.7.2.3 tls /* pointer to the filesystem-specific filesystem structure */ 67 1.7.2.3 tls struct lfs *um_lfs; 68 1.7.2.2 tls 69 1.7.2.2 tls /* Extended attribute information. */ 70 1.7.2.2 tls struct ulfs_extattr_per_mount um_extattr; 71 1.7.2.2 tls 72 1.7.2.3 tls /* Quota-related material. */ 73 1.7.2.3 tls struct vnode *um_quotas[ULFS_MAXQUOTAS]; /* quota files */ 74 1.7.2.3 tls kauth_cred_t um_cred[ULFS_MAXQUOTAS]; /* quota file access cred */ 75 1.7.2.2 tls union { 76 1.7.2.2 tls struct um_q1 { 77 1.7.2.3 tls time_t q1_btime[ULFS_MAXQUOTAS]; /* block quota time limit */ 78 1.7.2.3 tls time_t q1_itime[ULFS_MAXQUOTAS]; /* inode quota time limit */ 79 1.7.2.3 tls char q1_qflags[ULFS_MAXQUOTAS]; /* quota flags */ 80 1.7.2.2 tls } um_q1; 81 1.7.2.2 tls struct um_q2 { 82 1.7.2.2 tls uint64_t q2_bsize; /* block size of quota file */ 83 1.7.2.2 tls uint64_t q2_bmask; /* mask for above */ 84 1.7.2.2 tls } um_q2; 85 1.7.2.2 tls } um_q; 86 1.7.2.2 tls #define umq1_btime um_q.um_q1.q1_btime 87 1.7.2.2 tls #define umq1_itime um_q.um_q1.q1_itime 88 1.7.2.2 tls #define umq1_qflags um_q.um_q1.q1_qflags 89 1.7.2.2 tls #define umq2_bsize um_q.um_q2.q2_bsize 90 1.7.2.2 tls #define umq2_bmask um_q.um_q2.q2_bmask 91 1.7.2.2 tls }; 92 1.7.2.2 tls 93 1.7.2.3 tls /* ULFS-specific flags for um_flags */ 94 1.7.2.2 tls #define ULFS_NEEDSWAP 0x01 /* filesystem metadata need byte-swapping */ 95 1.7.2.2 tls /* unused 0x02 */ 96 1.7.2.2 tls #define ULFS_QUOTA 0x04 /* filesystem has QUOTA (v1) */ 97 1.7.2.2 tls #define ULFS_QUOTA2 0x08 /* filesystem has QUOTA2 */ 98 1.7.2.2 tls 99 1.7.2.2 tls /* 100 1.7.2.2 tls * Filesystem types 101 1.7.2.2 tls */ 102 1.7.2.2 tls #define ULFS1 1 103 1.7.2.2 tls #define ULFS2 2 104 1.7.2.2 tls 105 1.7.2.2 tls 106 1.7.2.2 tls /* 107 1.7.2.2 tls * Flags describing the state of quotas. 108 1.7.2.2 tls */ 109 1.7.2.2 tls #define QTF_OPENING 0x01 /* Q_QUOTAON in progress */ 110 1.7.2.2 tls #define QTF_CLOSING 0x02 /* Q_QUOTAOFF in progress */ 111 1.7.2.2 tls 112 1.7.2.2 tls /* Convert mount ptr to ulfsmount ptr. */ 113 1.7.2.2 tls #define VFSTOULFS(mp) ((struct ulfsmount *)((mp)->mnt_data)) 114 1.7.2.2 tls 115 1.7.2.2 tls /* 116 1.7.2.3 tls * Macros to access file system parameters (no longer) in the 117 1.7.2.3 tls * ulfsmount structure. 118 1.7.2.2 tls * Used by ulfs_bmap. 119 1.7.2.2 tls */ 120 1.7.2.3 tls #define MNINDIR(lfs) ((lfs)->um_nindir) 121 1.7.2.3 tls #define blkptrtodb(lfs, b) ((b) << (lfs)->um_bptrtodb) 122 1.7.2.2 tls 123 1.7.2.2 tls /* 124 1.7.2.2 tls * Predicate for byte-swapping support. 125 1.7.2.2 tls */ 126 1.7.2.2 tls #define FSFMT(vp) (((vp)->v_mount->mnt_iflag & IMNT_DTYPE) == 0) 127 1.7.2.2 tls 128 1.7.2.2 tls #endif /* _KERNEL */ 129 1.7.2.2 tls 130 1.7.2.2 tls #endif /* !_UFS_LFS_ULFSMOUNT_H_ */ 131
Indexes created Mon Nov 03 11:09:54 GMT 2025