1 /* $NetBSD: ext2fs_extern.h,v 1.56 2017/05/28 16:38:55 hannken 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 struct ext2fs_searchslot; 82 struct ext2fs_direct; 83 84 extern struct pool ext2fs_inode_pool; /* memory pool for inodes */ 85 extern struct pool ext2fs_dinode_pool; /* memory pool for dinodes */ 86 87 #define EXT2FS_ITIMES(ip, acc, mod, cre) \ 88 while ((ip)->i_flag & (IN_ACCESS | IN_CHANGE | IN_UPDATE | IN_MODIFY)) \ 89 ext2fs_itimes(ip, acc, mod, cre) 90 91 __BEGIN_DECLS 92 93 /* ext2fs_alloc.c */ 94 int ext2fs_alloc(struct inode *, daddr_t, daddr_t , kauth_cred_t, 95 daddr_t *); 96 int ext2fs_realloccg(struct inode *, daddr_t, daddr_t, int, int , 97 kauth_cred_t, struct buf **); 98 int ext2fs_valloc(struct vnode *, int, kauth_cred_t, ino_t *); 99 /* XXX ondisk32 */ 100 daddr_t ext2fs_blkpref(struct inode *, daddr_t, int, int32_t *); 101 void ext2fs_blkfree(struct inode *, daddr_t); 102 int ext2fs_vfree(struct vnode *, ino_t, int); 103 int ext2fs_cg_verify_and_initialize(struct vnode *, struct m_ext2fs *, int); 104 105 /* ext2fs_balloc.c */ 106 int ext2fs_balloc(struct inode *, daddr_t, int, kauth_cred_t, 107 struct buf **, int); 108 int ext2fs_gop_alloc(struct vnode *, off_t, off_t, int, kauth_cred_t); 109 110 /* ext2fs_bmap.c */ 111 int ext2fs_bmap(void *); 112 113 /* ext2fs_inode.c */ 114 uint64_t ext2fs_size(struct inode *); 115 int ext2fs_setsize(struct inode *, uint64_t); 116 uint64_t ext2fs_nblock(struct inode *); 117 int ext2fs_setnblock(struct inode *, uint64_t); 118 int ext2fs_update(struct vnode *, const struct timespec *, 119 const struct timespec *, int); 120 int ext2fs_truncate(struct vnode *, off_t, int, kauth_cred_t); 121 int ext2fs_inactive(void *); 122 123 /* ext2fs_lookup.c */ 124 int ext2fs_readdir(void *); 125 int ext2fs_lookup(void *); 126 int ext2fs_search_dirblock(struct inode *, void *, int *, 127 const char *, int , int *, doff_t *, doff_t *, doff_t *, 128 struct ext2fs_searchslot *); 129 int ext2fs_direnter(struct inode *, struct vnode *, 130 const struct ufs_lookup_results *, 131 struct componentname *); 132 int ext2fs_dirremove(struct vnode *, const struct ufs_lookup_results *, 133 struct componentname *); 134 int ext2fs_dirrewrite(struct inode *, const struct ufs_lookup_results *, 135 struct inode *, struct componentname *); 136 int ext2fs_dirempty(struct inode *, ino_t, kauth_cred_t); 137 int ext2fs_add_entry(struct vnode *, struct ext2fs_direct *, 138 const struct ufs_lookup_results *, size_t); 139 140 /* ext2fs_subr.c */ 141 int ext2fs_blkatoff(struct vnode *, off_t, char **, struct buf **); 142 void ext2fs_fragacct(struct m_ext2fs *, int, int32_t[], int); 143 void ext2fs_itimes(struct inode *, const struct timespec *, 144 const struct timespec *, const struct timespec *); 145 146 /* ext2fs_vfsops.c */ 147 VFS_PROTOS(ext2fs); 148 int ext2fs_reload(struct mount *, kauth_cred_t, struct lwp *); 149 int ext2fs_mountfs(struct vnode *, struct mount *); 150 int ext2fs_flushfiles(struct mount *, int); 151 int ext2fs_sbupdate(struct ufsmount *, int); 152 int ext2fs_cgupdate(struct ufsmount *, int); 153 void ext2fs_set_inode_guid(struct inode *); 154 155 /* ext2fs_readwrite.c */ 156 int ext2fs_read(void *); 157 int ext2fs_write(void *); 158 int ext2fs_bufrd(struct vnode *, struct uio *, int, kauth_cred_t); 159 int ext2fs_bufwr(struct vnode *, struct uio *, int, kauth_cred_t); 160 161 /* ext2fs_vnops.c */ 162 int ext2fs_create(void *); 163 int ext2fs_mknod(void *); 164 int ext2fs_open(void *); 165 int ext2fs_access(void *); 166 int ext2fs_getattr(void *); 167 int ext2fs_setattr(void *); 168 int ext2fs_remove(void *); 169 int ext2fs_link(void *); 170 int ext2fs_rename(void *); 171 int ext2fs_mkdir(void *); 172 int ext2fs_rmdir(void *); 173 int ext2fs_symlink(void *); 174 int ext2fs_readlink(void *); 175 int ext2fs_advlock(void *); 176 int ext2fs_fsync(void *); 177 int ext2fs_vinit(struct mount *, int (**specops)(void *), 178 int (**fifoops)(void *), struct vnode **); 179 int ext2fs_reclaim(void *); 180 181 /* ext2fs_hash.c */ 182 int ext2fs_htree_hash(const char *, int, uint32_t *, int, uint32_t *, 183 uint32_t *); 184 185 /* ext2fs_htree.c */ 186 int ext2fs_htree_has_idx(struct inode *); 187 int ext2fs_htree_lookup(struct inode *, const char *, int, struct buf **, 188 int *, doff_t *, doff_t *, doff_t *, struct ext2fs_searchslot *); 189 int ext2fs_htree_create_index(struct vnode *, struct componentname *, 190 struct ext2fs_direct *); 191 int ext2fs_htree_add_entry(struct vnode *, struct ext2fs_direct *, 192 struct componentname *, size_t); 193 194 __END_DECLS 195 196 #define IS_EXT2_VNODE(vp) (vp->v_tag == VT_EXT2FS) 197 198 extern int (**ext2fs_vnodeop_p)(void *); 199 extern int (**ext2fs_specop_p)(void *); 200 extern int (**ext2fs_fifoop_p)(void *); 201 202 #endif /* !_UFS_EXT2FS_EXT2FS_EXTERN_H_ */ 203