sys/ufs/lfs/ulfs_extern.h

   1 /*      $NetBSD: ulfs_extern.h,v 1.20 2015/09/21 01:24:23 dholland Exp $        */
   2 /*  from NetBSD: ufs_extern.h,v 1.72 2012/05/09 00:21:18 riastradh Exp  */
   3
   4 /*-
   5  * Copyright (c) 1991, 1993, 1994
   6  *      The Regents of the University of California.  All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. Neither the name of the University nor the names of its contributors
  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  *
  32  *      @(#)ufs_extern.h        8.10 (Berkeley) 5/14/95
  33  */
  34
  35 #ifndef _UFS_LFS_ULFS_EXTERN_H_
  36 #define _UFS_LFS_ULFS_EXTERN_H_
  37
  38 #include <sys/mutex.h>
  39
  40 struct buf;
  41 struct componentname;
  42 struct disklabel;
  43 struct dquot;
  44 struct fid;
  45 struct flock;
  46 struct indir;
  47 struct inode;
  48 struct mbuf;
  49 struct mount;
  50 struct nameidata;
  51 struct lfs_direct;
  52 struct lwp;
  53 struct ulfs_args;
  54 struct ulfs_lookup_results;
  55 struct ulfs_ufid;
  56 struct ulfsmount;
  57 struct uio;
  58 struct vattr;
  59 struct vnode;
  60
  61 __BEGIN_DECLS
  62 #define ulfs_abortop    genfs_abortop
  63 int     ulfs_access(void *);
  64 int     ulfs_advlock(void *);
  65 int     ulfs_bmap(void *);
  66 int     ulfs_close(void *);
  67 int     ulfs_create(void *);
  68 int     ulfs_getattr(void *);
  69 int     ulfs_inactive(void *);
  70 #define ulfs_fcntl      genfs_fcntl
  71 #define ulfs_ioctl      genfs_enoioctl
  72 #define ulfs_islocked   genfs_islocked
  73 int     ulfs_link(void *);
  74 #define ulfs_lock       genfs_lock
  75 int     ulfs_lookup(void *);
  76 #define ulfs_mmap       genfs_mmap
  77 #define ulfs_revoke     genfs_revoke
  78 int     ulfs_open(void *);
  79 int     ulfs_pathconf(void *);
  80 int     ulfs_print(void *);
  81 int     ulfs_readdir(void *);
  82 int     ulfs_readlink(void *);
  83 int     ulfs_remove(void *);
  84 int     ulfs_rmdir(void *);
  85 #define ulfs_seek       genfs_seek
  86 #define ulfs_poll       genfs_poll
  87 int     ulfs_setattr(void *);
  88 int     ulfs_strategy(void *);
  89 #define ulfs_unlock     genfs_unlock
  90 int     ulfs_whiteout(void *);
  91 int     ulfsspec_close(void *);
  92 int     ulfsspec_read(void *);
  93 int     ulfsspec_write(void *);
  94
  95 int     ulfsfifo_read(void *);
  96 int     ulfsfifo_write(void *);
  97 int     ulfsfifo_close(void *);
  98
  99 /* ulfs_bmap.c */
 100 typedef bool (*ulfs_issequential_callback_t)(const struct lfs *,
 101                                                  daddr_t, daddr_t);
 102 int     ulfs_bmaparray(struct vnode *, daddr_t, daddr_t *, struct indir *,
 103                       int *, int *, ulfs_issequential_callback_t);
 104 int     ulfs_getlbns(struct vnode *, daddr_t, struct indir *, int *);
 105
 106 /* ulfs_inode.c */
 107 int     ulfs_reclaim(struct vnode *);
 108 int     ulfs_balloc_range(struct vnode *, off_t, off_t, kauth_cred_t, int);
 109
 110 /* ulfs_lookup.c */
 111 void    ulfs_dirbad(struct inode *, doff_t, const char *);
 112 int     ulfs_dirbadentry(struct vnode *, LFS_DIRHEADER *, int);
 113 int     ulfs_direnter(struct vnode *, const struct ulfs_lookup_results *,
 114                      struct vnode *,
 115                      struct componentname *, ino_t, unsigned,
 116                      struct buf *);
 117 int     ulfs_dirremove(struct vnode *, const struct ulfs_lookup_results *,
 118                       struct inode *, int, int);
 119 int     ulfs_dirrewrite(struct inode *, off_t,
 120                        struct inode *, ino_t, int, int, int);
 121 int     ulfs_dirempty(struct inode *, ino_t, kauth_cred_t);
 122 int     ulfs_blkatoff(struct vnode *, off_t, char **, struct buf **, bool);
 123
 124 /* ulfs_quota.c */
 125 /*
 126  * Flags to lfs_chkdq() and lfs_chkiq()
 127  */
 128 #define FORCE   0x01    /* force usage changes independent of limits */
 129 void    ulfsquota_init(struct inode *);
 130 void    ulfsquota_free(struct inode *);
 131 int     lfs_chkdq(struct inode *, int64_t, kauth_cred_t, int);
 132 int     lfs_chkiq(struct inode *, int32_t, kauth_cred_t, int);
 133 int     lfsquota_handle_cmd(struct mount *, struct lwp *,
 134                          struct quotactl_args *);
 135
 136 int     lfs_qsync(struct mount *);
 137
 138 /* ulfs_quota1.c */
 139 int     lfsquota1_umount(struct mount *, int);
 140
 141 /* ulfs_quota2.c */
 142 int     lfsquota2_umount(struct mount *, int);
 143 int     lfs_quota2_mount(struct mount *);
 144
 145 /* ulfs_vfsops.c */
 146 void    ulfs_init(void);
 147 void    ulfs_reinit(void);
 148 void    ulfs_done(void);
 149 int     ulfs_start(struct mount *, int);
 150 int     ulfs_root(struct mount *, struct vnode **);
 151 int     ulfs_quotactl(struct mount *, struct quotactl_args *);
 152 int     ulfs_fhtovp(struct mount *, struct ulfs_ufid *, struct vnode **);
 153
 154 /* ulfs_vnops.c */
 155 void    ulfs_vinit(struct mount *, int (**)(void *),
 156                   int (**)(void *), struct vnode **);
 157 int     ulfs_makeinode(struct vattr *vap, struct vnode *,
 158                       const struct ulfs_lookup_results *,
 159                       struct vnode **, struct componentname *);
 160 int     ulfs_gop_alloc(struct vnode *, off_t, off_t, int, kauth_cred_t);
 161 void    ulfs_gop_markupdate(struct vnode *, int);
 162 int     ulfs_bufio(enum uio_rw, struct vnode *, void *, size_t, off_t, int,
 163             kauth_cred_t, size_t *, struct lwp *);
 164
 165 /*
 166  * Snapshot function prototypes.
 167  */
 168
 169 void    ulfs_snapgone(struct inode *);
 170
 171 __END_DECLS
 172
 173 #endif /* !_UFS_LFS_ULFS_EXTERN_H_ */