The Design and Implementation of the FreeBSD Operating System, Second Edition
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FreeBSD/Linux Kernel Cross Reference
sys/ufs/ufs/ufs_extern.h

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    1 /*      $NetBSD: ufs_extern.h,v 1.38 2003/08/07 16:34:45 agc 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  *      @(#)ufs_extern.h        8.10 (Berkeley) 5/14/95
   32  */
   33 
   34 #ifndef _UFS_UFS_EXTERN_H_
   35 #define _UFS_UFS_EXTERN_H_
   36 
   37 struct buf;
   38 struct componentname;
   39 struct direct;
   40 struct disklabel;
   41 struct dquot;
   42 struct fid;
   43 struct flock;
   44 struct indir;
   45 struct inode;
   46 struct mbuf;
   47 struct mount;
   48 struct nameidata;
   49 struct proc;
   50 struct ucred;
   51 struct ufs_args;
   52 struct ufsmount;
   53 struct uio;
   54 struct vattr;
   55 struct vnode;
   56 
   57 __BEGIN_DECLS
   58 #define ufs_abortop     genfs_abortop
   59 int     ufs_access      __P((void *));
   60 int     ufs_advlock     __P((void *));
   61 int     ufs_bmap        __P((void *));
   62 int     ufs_close       __P((void *));
   63 int     ufs_create      __P((void *));
   64 int     ufs_getattr     __P((void *));
   65 int     ufs_inactive    __P((void *));
   66 #define ufs_fcntl       genfs_fcntl
   67 #define ufs_ioctl       genfs_enoioctl
   68 #define ufs_islocked    genfs_islocked
   69 #define ufs_lease_check genfs_lease_check
   70 int     ufs_link        __P((void *));
   71 #define ufs_lock        genfs_lock
   72 int     ufs_lookup      __P((void *));
   73 int     ufs_mkdir       __P((void *));
   74 int     ufs_mknod       __P((void *));
   75 #define ufs_mmap        genfs_mmap
   76 #define ufs_revoke      genfs_revoke
   77 int     ufs_open        __P((void *));
   78 int     ufs_pathconf    __P((void *));
   79 int     ufs_print       __P((void *));
   80 int     ufs_readdir     __P((void *));
   81 int     ufs_readlink    __P((void *));
   82 int     ufs_remove      __P((void *));
   83 int     ufs_rename      __P((void *));
   84 int     ufs_rmdir       __P((void *));
   85 #define ufs_seek        genfs_seek
   86 #define ufs_poll        genfs_poll
   87 int     ufs_setattr     __P((void *));
   88 int     ufs_strategy    __P((void *));
   89 int     ufs_symlink     __P((void *));
   90 #define ufs_unlock      genfs_unlock
   91 int     ufs_whiteout    __P((void *));
   92 int     ufsspec_close   __P((void *));
   93 int     ufsspec_read    __P((void *));
   94 int     ufsspec_write   __P((void *));
   95 
   96 int     ufsfifo_read    __P((void *));
   97 int     ufsfifo_write   __P((void *));
   98 int     ufsfifo_close   __P((void *));
   99 
  100 /* ufs_bmap.c */
  101 typedef boolean_t (*ufs_issequential_callback_t) __P((const struct ufsmount *, 
  102     daddr_t, daddr_t));
  103 int ufs_bmaparray __P((struct vnode *, daddr_t, daddr_t *, struct indir *,
  104                         int *, int *, ufs_issequential_callback_t));
  105 int ufs_getlbns __P((struct vnode *, daddr_t, struct indir *, int *));
  106 
  107 /* ufs_ihash.c */
  108 void ufs_ihashinit __P((void));
  109 void ufs_ihashreinit __P((void));
  110 void ufs_ihashdone __P((void));
  111 struct vnode *ufs_ihashlookup __P((dev_t, ino_t));
  112 struct vnode *ufs_ihashget __P((dev_t, ino_t, int));
  113 void ufs_ihashins __P((struct inode *));
  114 void ufs_ihashrem __P((struct inode *));
  115 
  116 /* ufs_inode.c */
  117 int ufs_reclaim __P((struct vnode *, struct proc *));
  118 int ufs_balloc_range __P((struct vnode *, off_t, off_t, struct ucred *, int));
  119 
  120 /* ufs_lookup.c */
  121 void ufs_dirbad __P((struct inode *, doff_t, char *));
  122 int ufs_dirbadentry __P((struct vnode *, struct direct *, int));
  123 void ufs_makedirentry __P((struct inode *, struct componentname *,
  124                            struct direct *));
  125 int ufs_direnter __P((struct vnode *, struct vnode *, struct direct *,
  126                       struct componentname *, struct buf *));
  127 int ufs_dirremove __P((struct vnode *, struct inode *, int, int));
  128 int ufs_dirrewrite __P((struct inode *, struct inode *, ino_t, int, int, int));
  129 int ufs_dirempty __P((struct inode *, ino_t, struct ucred *));
  130 int ufs_checkpath __P((struct inode *, struct inode *, struct ucred *));
  131 
  132 /* ufs_quota.c */
  133 int getinoquota __P((struct inode *));
  134 int chkdq __P((struct inode *, int64_t, struct ucred *, int));
  135 int chkdqchg __P((struct inode *, int64_t, struct ucred *, int));
  136 int chkiq __P((struct inode *, int32_t, struct ucred *, int));
  137 int chkiqchg __P((struct inode *, int32_t, struct ucred *, int));
  138 void chkdquot __P((struct inode *));
  139 int quotaon __P((struct proc *, struct mount *, int, caddr_t));
  140 int quotaoff __P((struct proc *, struct mount *, int));
  141 int getquota __P((struct mount *, u_long, int, caddr_t));
  142 int setquota __P((struct mount *, u_long, int, caddr_t));
  143 int setuse __P((struct mount *, u_long, int, caddr_t));
  144 int qsync __P((struct mount *));
  145 int dqget __P((struct vnode *, u_long, struct ufsmount *, int,
  146                struct dquot **));
  147 void dqref __P((struct dquot *));
  148 void dqrele __P((struct vnode *, struct dquot *));
  149 int dqsync __P((struct vnode *, struct dquot *));
  150 void dqflush __P((struct vnode *));
  151 
  152 /* ufs_vfsops.c */
  153 void ufs_init __P((void));
  154 void ufs_reinit __P((void));
  155 void ufs_done __P((void));
  156 int ufs_start __P((struct mount *, int, struct proc *));
  157 int ufs_root __P((struct mount *, struct vnode **));
  158 int ufs_quotactl __P((struct mount *, int, uid_t, caddr_t, struct proc *));
  159 int ufs_fhtovp __P((struct mount *, struct ufid *, struct vnode **));
  160 int ufs_check_export __P((struct mount *, struct mbuf *, int *,
  161                 struct ucred **));
  162 
  163 /* ufs_vnops.c */
  164 void ufs_vinit __P((struct mount *, int (**) __P((void *)),
  165     int (**) __P((void *)), struct vnode **));
  166 int ufs_makeinode __P((int, struct vnode *, struct vnode **,
  167                        struct componentname *));
  168 int ufs_gop_alloc __P((struct vnode *, off_t, off_t, int, struct ucred *));
  169 
  170 /*
  171  * Soft dependency function prototypes.
  172  */
  173 int   softdep_setup_directory_add __P((struct buf *, struct inode *, off_t,
  174                                       ino_t, struct buf *, int));
  175 void  softdep_change_directoryentry_offset __P((struct inode *, caddr_t,
  176                                       caddr_t, caddr_t, int));
  177 void  softdep_setup_remove __P((struct buf *,struct inode *, struct inode *,
  178                               int));
  179 void  softdep_setup_directory_change __P((struct buf *, struct inode *,
  180                               struct inode *, ino_t, int));
  181 void  softdep_change_linkcnt __P((struct inode *));
  182 void  softdep_releasefile __P((struct inode *));
  183 
  184 __END_DECLS
  185 
  186 #endif /* !_UFS_UFS_EXTERN_H_ */

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