usr/src/uts/common/fs/fs_subr.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
  22 /*        All Rights Reserved   */
  23
  24 /*
  25  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  26  * Use is subject to license terms.
  27  */
  28
  29 #ifndef _SYS_FS_SUBR_H
  30 #define _SYS_FS_SUBR_H
  31
  32 #include <sys/types.h>
  33 #include <sys/cred.h>
  34 #include <sys/fcntl.h>
  35 #include <sys/poll.h>
  36 #include <sys/vfs.h>
  37 #include <sys/vnode.h>
  38 #include <vm/page.h>
  39 #include <sys/acl.h>
  40 #include <sys/share.h>
  41 #include <sys/flock.h>
  42
  43 #ifdef  __cplusplus
  44 extern "C" {
  45 #endif
  46
  47 /*
  48  * Utilities shared among file system implementations.
  49  */
  50
  51 #ifdef  _KERNEL
  52
  53 extern int      fs_nosys();
  54 extern int      fs_inval();
  55 extern int      fs_notdir();
  56 extern int      fs_nosys_map(struct vnode *, offset_t, struct as *, caddr_t *,
  57                         size_t, uchar_t, uchar_t, uint_t, struct cred *,
  58                         caller_context_t *);
  59 extern int      fs_nosys_addmap(struct vnode *, offset_t, struct as *, caddr_t,
  60                         size_t, uchar_t, uchar_t, uint_t, struct cred *,
  61                         caller_context_t *);
  62 extern int      fs_nosys_poll(struct vnode *, short, int, short *,
  63                         struct pollhead **, caller_context_t *);
  64 extern int      fs_ioctl(vnode_t *, int, intptr_t, int, cred_t *, int *);
  65 extern int      fs_putpage(vnode_t *, offset_t, size_t, int, cred_t *,
  66                         caller_context_t *);
  67 extern int      fs_fsync(vnode_t *, int, cred_t *, caller_context_t *);
  68 extern int      fs_sync(struct vfs *, short, cred_t *);
  69 extern int      fs_rwlock(vnode_t *, int, caller_context_t *);
  70 extern void     fs_rwunlock(vnode_t *, int, caller_context_t *);
  71 extern int      fs_cmp(vnode_t *, vnode_t *, caller_context_t *);
  72 extern int      fs_seek(vnode_t *, offset_t, offset_t *, caller_context_t *);
  73 extern int      fs_frlock(vnode_t *, int, struct flock64 *, int, offset_t,
  74                         struct flk_callback *, cred_t *, caller_context_t *);
  75 extern int      fs_setfl(vnode_t *, int, int, cred_t *, caller_context_t *);
  76 extern int      fs_poll(vnode_t *, short, int, short *, struct pollhead **,
  77                         caller_context_t *);
  78 extern int      fs_pathconf(struct vnode *, int, ulong_t *, struct cred *,
  79                         caller_context_t *);
  80 extern void     clkset(time_t);
  81 extern void     fs_dispose(struct vnode *, page_t *, int, int, struct cred *,
  82                         caller_context_t *);
  83 extern void     fs_nodispose(struct vnode *, page_t *, int, int, struct cred *,
  84                         caller_context_t *);
  85 extern int      fs_fab_acl(struct vnode *, vsecattr_t *, int flag, cred_t *,
  86                         caller_context_t *);
  87 extern int      fs_shrlock(struct vnode *, int, struct shrlock *, int,
  88                         cred_t *, caller_context_t *);
  89 extern int      fs_vnevent_nosupport(vnode_t *, vnevent_t, vnode_t *dvp,
  90                         char *fnm, caller_context_t *);
  91 extern int      fs_vnevent_support(vnode_t *, vnevent_t, vnode_t *dvp,
  92                         char *fnm, caller_context_t *);
  93 extern int      fs_acl_nontrivial(struct vnode *vp, struct cred *cr);
  94 extern int      fs_need_estale_retry(int);
  95 extern void     fs_vscan_register(int (*av_scan)(vnode_t *, cred_t *, int));
  96 extern int      fs_vscan(vnode_t *, cred_t *, int);
  97
  98 #endif  /* _KERNEL */
  99
 100 #ifdef  __cplusplus
 101 }
 102 #endif
 103
 104 #endif /* _SYS_FS_SUBR_H */