sys/ufs/ext2fs/ext2fs_extern.h

   1 /*      $NetBSD: ext2fs_extern.h,v 1.48 2015/03/27 17:27:56 riastradh Exp $     */
   2
   3 /*-
   4  * Copyright (c) 1991, 1993, 1994
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the University nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  *
  31  *      @(#)ffs_extern.h        8.3 (Berkeley) 4/16/94
  32  * Modified for ext2fs by Manuel Bouyer.
  33  */
  34
  35 /*-
  36  * Copyright (c) 1997 Manuel Bouyer.
  37  *
  38  * Redistribution and use in source and binary forms, with or without
  39  * modification, are permitted provided that the following conditions
  40  * are met:
  41  * 1. Redistributions of source code must retain the above copyright
  42  *    notice, this list of conditions and the following disclaimer.
  43  * 2. Redistributions in binary form must reproduce the above copyright
  44  *    notice, this list of conditions and the following disclaimer in the
  45  *    documentation and/or other materials provided with the distribution.
  46  *
  47  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  48  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  49  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  50  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  51  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  52  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  53  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  54  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  55  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  56  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  57  *
  58  *      @(#)ffs_extern.h        8.3 (Berkeley) 4/16/94
  59  * Modified for ext2fs by Manuel Bouyer.
  60  */
  61
  62 #ifndef _UFS_EXT2FS_EXT2FS_EXTERN_H_
  63 #define _UFS_EXT2FS_EXT2FS_EXTERN_H_
  64
  65 struct buf;
  66 struct fid;
  67 struct m_ext2fs;
  68 struct inode;
  69 struct mount;
  70 struct nameidata;
  71 struct lwp;
  72 struct proc;
  73 struct statvfs;
  74 struct timeval;
  75 struct ufsmount;
  76 struct uio;
  77 struct vnode;
  78 struct mbuf;
  79 struct componentname;
  80 struct ufs_lookup_results;
  81
  82 extern struct pool ext2fs_inode_pool;           /* memory pool for inodes */
  83 extern struct pool ext2fs_dinode_pool;          /* memory pool for dinodes */
  84
  85 #define EXT2FS_ITIMES(ip, acc, mod, cre) \
  86         while ((ip)->i_flag & (IN_ACCESS | IN_CHANGE | IN_UPDATE | IN_MODIFY)) \
  87                 ext2fs_itimes(ip, acc, mod, cre)
  88
  89 __BEGIN_DECLS
  90
  91 /* ext2fs_alloc.c */
  92 int ext2fs_alloc(struct inode *, daddr_t, daddr_t , kauth_cred_t,
  93                    daddr_t *);
  94 int ext2fs_realloccg(struct inode *, daddr_t, daddr_t, int, int ,
  95                           kauth_cred_t, struct buf **);
  96 int ext2fs_valloc(struct vnode *, int, kauth_cred_t, struct vnode **);
  97 /* XXX ondisk32 */
  98 daddr_t ext2fs_blkpref(struct inode *, daddr_t, int, int32_t *);
  99 void ext2fs_blkfree(struct inode *, daddr_t);
 100 int ext2fs_vfree(struct vnode *, ino_t, int);
 101
 102 /* ext2fs_balloc.c */
 103 int ext2fs_balloc(struct inode *, daddr_t, int, kauth_cred_t,
 104                         struct buf **, int);
 105 int ext2fs_gop_alloc(struct vnode *, off_t, off_t, int, kauth_cred_t);
 106
 107 /* ext2fs_bmap.c */
 108 int ext2fs_bmap(void *);
 109
 110 /* ext2fs_inode.c */
 111 uint64_t ext2fs_size(struct inode *);
 112 int ext2fs_setsize(struct inode *, uint64_t);
 113 uint64_t ext2fs_nblock(struct inode *);
 114 int ext2fs_setnblock(struct inode *, uint64_t);
 115 int ext2fs_update(struct vnode *, const struct timespec *,
 116     const struct timespec *, int);
 117 int ext2fs_truncate(struct vnode *, off_t, int, kauth_cred_t);
 118 int ext2fs_inactive(void *);
 119
 120 /* ext2fs_lookup.c */
 121 int ext2fs_readdir(void *);
 122 int ext2fs_lookup(void *);
 123 int ext2fs_direnter(struct inode *, struct vnode *,
 124                          const struct ufs_lookup_results *,
 125                          struct componentname *);
 126 int ext2fs_dirremove(struct vnode *, const struct ufs_lookup_results *,
 127                      struct componentname *);
 128 int ext2fs_dirrewrite(struct inode *, const struct ufs_lookup_results *,
 129                            struct inode *, struct componentname *);
 130 int ext2fs_dirempty(struct inode *, ino_t, kauth_cred_t);
 131
 132 /* ext2fs_subr.c */
 133 int ext2fs_blkatoff(struct vnode *, off_t, char **, struct buf **);
 134 void ext2fs_fragacct(struct m_ext2fs *, int, int32_t[], int);
 135 void ext2fs_itimes(struct inode *, const struct timespec *,
 136     const struct timespec *, const struct timespec *);
 137
 138 /* ext2fs_vfsops.c */
 139 VFS_PROTOS(ext2fs);
 140 int ext2fs_reload(struct mount *, kauth_cred_t, struct lwp *);
 141 int ext2fs_mountfs(struct vnode *, struct mount *);
 142 int ext2fs_flushfiles(struct mount *, int);
 143 int ext2fs_sbupdate(struct ufsmount *, int);
 144 int ext2fs_cgupdate(struct ufsmount *, int);
 145 void ext2fs_set_inode_guid(struct inode *);
 146
 147 /* ext2fs_readwrite.c */
 148 int ext2fs_read(void *);
 149 int ext2fs_write(void *);
 150 int ext2fs_bufrd(struct vnode *, struct uio *, int, kauth_cred_t);
 151 int ext2fs_bufwr(struct vnode *, struct uio *, int, kauth_cred_t);
 152
 153 /* ext2fs_vnops.c */
 154 int ext2fs_create(void *);
 155 int ext2fs_mknod(void *);
 156 int ext2fs_open(void *);
 157 int ext2fs_access(void *);
 158 int ext2fs_getattr(void *);
 159 int ext2fs_setattr(void *);
 160 int ext2fs_remove(void *);
 161 int ext2fs_link(void *);
 162 int ext2fs_rename(void *);
 163 int ext2fs_mkdir(void *);
 164 int ext2fs_rmdir(void *);
 165 int ext2fs_symlink(void *);
 166 int ext2fs_readlink(void *);
 167 int ext2fs_advlock(void *);
 168 int ext2fs_fsync(void *);
 169 int ext2fs_vinit(struct mount *, int (**specops)(void *),
 170                       int (**fifoops)(void *), struct vnode **);
 171 int ext2fs_makeinode(int, struct vnode *, struct vnode **,
 172                           struct componentname *cnp);
 173 int ext2fs_reclaim(void *);
 174
 175 __END_DECLS
 176
 177 #define IS_EXT2_VNODE(vp)   (vp->v_tag == VT_EXT2FS)
 178
 179 extern int (**ext2fs_vnodeop_p)(void *);
 180 extern int (**ext2fs_specop_p)(void *);
 181 extern int (**ext2fs_fifoop_p)(void *);
 182
 183 #endif /* !_UFS_EXT2FS_EXT2FS_EXTERN_H_ */