1 /* $NetBSD: ufs_extern.h,v 1.88 2021/10/20 03:08:19 thorpej 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 #include <sys/mutex.h> 38 39 struct buf; 40 struct componentname; 41 struct direct; 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 lwp; 52 struct ufid; 53 struct ufs_args; 54 struct ufs_lookup_results; 55 struct ufsmount; 56 struct uio; 57 struct vattr; 58 struct vnode; 59 60 extern pool_cache_t ufs_direct_cache; /* memory pool for directs */ 61 62 __BEGIN_DECLS 63 int ufs_accessx(void *); 64 int ufs_advlock(void *); 65 int ufs_bmap(void *); 66 int ufs_close(void *); 67 int ufs_create(void *); 68 int ufs_getattr(void *); 69 int ufs_inactive(void *); 70 int ufs_link(void *); 71 int ufs_lookup(void *); 72 int ufs_mkdir(void *); 73 int ufs_mknod(void *); 74 int ufs_open(void *); 75 int ufs_pathconf(void *); 76 int ufs_print(void *); 77 int ufs_readdir(void *); 78 int ufs_readlink(void *); 79 int ufs_remove(void *); 80 int ufs_rename(void *); 81 int ufs_rmdir(void *); 82 int ufs_setattr(void *); 83 int ufs_strategy(void *); 84 int ufs_symlink(void *); 85 int ufs_whiteout(void *); 86 87 int ufsspec_close(void *); 88 int ufsspec_read(void *); 89 int ufsspec_write(void *); 90 91 int ufsfifo_read(void *); 92 int ufsfifo_write(void *); 93 int ufsfifo_close(void *); 94 95 /* ufs_bmap.c */ 96 typedef bool (*ufs_issequential_callback_t)(const struct ufsmount *, 97 daddr_t, daddr_t); 98 int ufs_bmaparray(struct vnode *, daddr_t, daddr_t *, struct indir *, 99 int *, int *, ufs_issequential_callback_t); 100 int ufs_getlbns(struct vnode *, daddr_t, struct indir *, int *); 101 102 /* ufs_inode.c */ 103 int ufs_reclaim(struct vnode *); 104 int ufs_balloc_range(struct vnode *, off_t, off_t, kauth_cred_t, int); 105 int ufs_truncate_all(struct vnode *); 106 int ufs_truncate_retry(struct vnode *, int, uint64_t, kauth_cred_t); 107 108 /* ufs_lookup.c */ 109 void ufs_dirbad(struct inode *, doff_t, const char *); 110 const char *ufs_dirbadentry(const struct vnode *, const struct direct *, int); 111 void ufs_makedirentry(struct inode *, struct componentname *, 112 struct direct *); 113 int ufs_direnter(struct vnode *, const struct ufs_lookup_results *, 114 struct vnode *, struct direct *, 115 struct componentname *, struct buf *); 116 int ufs_dirremove(struct vnode *, const struct ufs_lookup_results *, 117 struct inode *, int, int); 118 int ufs_dirrewrite(struct inode *, off_t, 119 struct inode *, ino_t, int, int, int); 120 int ufs_dirempty(struct inode *, ino_t, kauth_cred_t); 121 int ufs_blkatoff(struct vnode *, off_t, void *, struct buf **, bool); 122 123 /* ufs_rename.c -- for lfs */ 124 bool ufs_gro_directory_empty_p(struct mount *, kauth_cred_t, 125 struct vnode *, struct vnode *); 126 int ufs_gro_rename_check_possible(struct mount *, 127 struct vnode *, struct vnode *, struct vnode *, struct vnode *); 128 int ufs_gro_rename_check_permitted(struct mount *, kauth_cred_t, 129 struct vnode *, struct vnode *, struct vnode *, struct vnode *); 130 int ufs_gro_remove_check_possible(struct mount *, 131 struct vnode *, struct vnode *); 132 int ufs_gro_remove_check_permitted(struct mount *, kauth_cred_t, 133 struct vnode *, struct vnode *); 134 int ufs_gro_rename(struct mount *, kauth_cred_t, 135 struct vnode *, struct componentname *, void *, struct vnode *, 136 struct vnode *, struct componentname *, void *, struct vnode *, 137 nlink_t *); 138 int ufs_gro_remove(struct mount *, kauth_cred_t, 139 struct vnode *, struct componentname *, void *, struct vnode *, 140 nlink_t *); 141 int ufs_gro_lookup(struct mount *, struct vnode *, 142 struct componentname *, void *, struct vnode **); 143 int ufs_gro_genealogy(struct mount *, kauth_cred_t, 144 struct vnode *, struct vnode *, struct vnode **); 145 int ufs_gro_lock_directory(struct mount *, struct vnode *); 146 147 148 /* ufs_quota.c */ 149 /* 150 * Flags to chkdq() and chkiq() 151 */ 152 #define FORCE 0x01 /* force usage changes independent of limits */ 153 void ufsquota_init(struct inode *); 154 void ufsquota_free(struct inode *); 155 int chkdq(struct inode *, int64_t, kauth_cred_t, int); 156 int chkiq(struct inode *, int32_t, kauth_cred_t, int); 157 int quota_handle_cmd(struct mount *, struct lwp *, 158 struct quotactl_args *); 159 160 int qsync(struct mount *); 161 162 /* ufs_quota1.c */ 163 int quota1_umount(struct mount *, int); 164 165 /* ufs_quota2.c */ 166 int quota2_umount(struct mount *, int); 167 168 /* ufs_vfsops.c */ 169 void ufs_init(void); 170 void ufs_reinit(void); 171 void ufs_done(void); 172 int ufs_start(struct mount *, int); 173 int ufs_root(struct mount *, int, struct vnode **); 174 int ufs_vget(struct mount *, ino_t, int, struct vnode **); 175 int ufs_quotactl(struct mount *, struct quotactl_args *); 176 int ufs_fhtovp(struct mount *, struct ufid *, int, struct vnode **); 177 178 /* ufs_vnops.c */ 179 void ufs_vinit(struct mount *, int (**)(void *), 180 int (**)(void *), struct vnode **); 181 int ufs_gop_alloc(struct vnode *, off_t, off_t, int, kauth_cred_t); 182 void ufs_gop_markupdate(struct vnode *, int); 183 int ufs_bufio(enum uio_rw, struct vnode *, void *, size_t, off_t, int, 184 kauth_cred_t, size_t *, struct lwp *); 185 186 __END_DECLS 187 188 extern kmutex_t ufs_hashlock; 189 190 #endif /* !_UFS_UFS_EXTERN_H_ */ 191