1 /* $OpenBSD: ext2fs_extern.h,v 1.33 2014/01/25 23:31:12 guenther Exp $ */ 2 /* $NetBSD: ext2fs_extern.h,v 1.1 1997/06/11 09:33:55 bouyer Exp $ */ 3 4 /*- 5 * Copyright (c) 1997 Manuel Bouyer. 6 * Copyright (c) 1991, 1993, 1994 7 * The Regents of the University of California. All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)ffs_extern.h 8.3 (Berkeley) 4/16/94 34 * Modified for ext2fs by Manuel Bouyer. 35 */ 36 37 struct buf; 38 struct fid; 39 struct m_ext2fs; 40 struct inode; 41 struct mount; 42 struct nameidata; 43 struct proc; 44 struct statfs; 45 struct timeval; 46 struct ucred; 47 struct ufsmount; 48 struct uio; 49 struct vnode; 50 struct vfsconf; 51 struct mbuf; 52 struct componentname; 53 54 extern struct pool ext2fs_inode_pool; /* memory pool for inodes */ 55 extern struct pool ext2fs_dinode_pool; /* memory pool for dinodes */ 56 57 __BEGIN_DECLS 58 59 /* ext2fs_alloc.c */ 60 int ext2fs_alloc(struct inode *, int32_t, int32_t , struct ucred *, 61 int32_t *); 62 int ext2fs_realloccg(struct inode *, int32_t, int32_t, int, int, 63 struct ucred *, struct buf **); 64 int ext2fs_reallocblks(void *); 65 int ext2fs_inode_alloc(struct inode *pip, mode_t mode, struct ucred *, 66 struct vnode **); 67 daddr_t ext2fs_blkpref(struct inode *, int32_t, int, int32_t *); 68 void ext2fs_blkfree(struct inode *, int32_t); 69 int ext2fs_inode_free(struct inode *pip, ufsino_t ino, mode_t mode); 70 71 /* ext2fs_balloc.c */ 72 int ext2fs_buf_alloc(struct inode *, daddr_t, int, struct ucred *, 73 struct buf **, int); 74 75 /* ext2fs_bmap.c */ 76 int ext2fs_bmap(void *); 77 78 /* ext2fs_inode.c */ 79 int ext2fs_init(struct vfsconf *); 80 u_int64_t ext2fs_size(struct inode *); 81 int ext2fs_setsize(struct inode *, u_int64_t); 82 int ext2fs_update(struct inode *ip, int waitfor); 83 int ext2fs_truncate(struct inode *, off_t, int, struct ucred *); 84 int ext2fs_inactive(void *); 85 86 /* ext2fs_lookup.c */ 87 int ext2fs_readdir(void *); 88 int ext2fs_lookup(void *); 89 int ext2fs_direnter(struct inode *, struct vnode *, 90 struct componentname *); 91 int ext2fs_dirremove(struct vnode *, struct componentname *); 92 int ext2fs_dirrewrite(struct inode *, struct inode *, 93 struct componentname *); 94 int ext2fs_dirempty(struct inode *, ufsino_t, struct ucred *); 95 int ext2fs_checkpath(struct inode *, struct inode *, struct ucred *); 96 97 /* ext2fs_subr.c */ 98 int ext2fs_bufatoff(struct inode *, off_t, char **, struct buf **); 99 int ext2fs_vinit(struct mount *, struct vops *, struct vops *, 100 struct vnode **); 101 void ext2fs_fragacct(struct m_ext2fs *, int, int32_t[], int); 102 #ifdef DIAGNOSTIC 103 void ext2fs_checkoverlap(struct buf *, struct inode *); 104 #endif 105 106 /* ext2fs_vfsops.c */ 107 int ext2fs_mountroot(void); 108 int ext2fs_mount(struct mount *, const char *, void *, 109 struct nameidata *, struct proc *); 110 int ext2fs_reload(struct mount *, struct ucred *, struct proc *); 111 int ext2fs_mountfs(struct vnode *, struct mount *, struct proc *); 112 int ext2fs_unmount(struct mount *, int, struct proc *); 113 int ext2fs_flushfiles(struct mount *, int, struct proc *); 114 int ext2fs_statfs(struct mount *, struct statfs *, struct proc *); 115 int ext2fs_sync(struct mount *, int, struct ucred *, struct proc *); 116 int ext2fs_vget(struct mount *, ino_t, struct vnode **); 117 int ext2fs_fhtovp(struct mount *, struct fid *, struct vnode **); 118 int ext2fs_vptofh(struct vnode *, struct fid *); 119 int ext2fs_sbupdate(struct ufsmount *, int); 120 int ext2fs_cgupdate(struct ufsmount *, int); 121 int ext2fs_sysctl(int *, u_int, void *, size_t *, void *, size_t, 122 struct proc *); 123 124 /* ext2fs_readwrite.c */ 125 int ext2fs_read(void *); 126 int ext2fs_write(void *); 127 128 /* ext2fs_vnops.c */ 129 int ext2fs_create(void *); 130 int ext2fs_mknod(void *); 131 int ext2fs_open(void *); 132 int ext2fs_access(void *); 133 int ext2fs_getattr(void *); 134 int ext2fs_setattr(void *); 135 int ext2fs_remove(void *); 136 int ext2fs_link(void *); 137 int ext2fs_rename(void *); 138 int ext2fs_mkdir(void *); 139 int ext2fs_rmdir(void *); 140 int ext2fs_symlink(void *); 141 int ext2fs_readlink(void *); 142 int ext2fs_pathconf(void *); 143 int ext2fs_advlock(void *); 144 int ext2fs_makeinode(int, struct vnode *, struct vnode **, 145 struct componentname *cnp); 146 int ext2fs_fsync(void *); 147 int ext2fs_reclaim(void *); 148 int ext2fsfifo_reclaim(void *); 149 150 __END_DECLS 151 152 #define IS_EXT2_VNODE(vp) (vp->v_tag == VT_EXT2FS) 153 154 extern struct vops ext2fs_vops; 155 extern struct vops ext2fs_specvops; 156 #ifdef FIFO 157 extern struct vops ext2fs_fifovops; 158 #define EXT2FS_FIFOOPS &ext2fs_fifovops 159 #else 160 #define EXT2FS_FIFOOPS NULL 161 #endif 162