/* $NetBSD: filecore_node.h,v 1.2 2003/08/07 16:31:38 agc Exp $ */ /*- * Copyright (c) 1994 The Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * filecore_node.h 1.1 1998/6/26 */ /*- * Copyright (c) 1998 Andrew McMurry * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * filecore_node.h 1.1 1998/6/26 */ #include /* * In a future format, directories may be more than 2Gb in length, * however, in practice this seems unlikely. So, we define * the type doff_t as a long to keep down the cost of doing * lookup on a 32-bit machine. If you are porting to a 64-bit * architecture, you should make doff_t the same as off_t. */ #define doff_t long struct filecore_node { struct genfs_node i_gnode; LIST_ENTRY(filecore_node) i_hash; struct vnode *i_vnode; /* vnode associated with this inode */ struct vnode *i_devvp; /* vnode for block I/O */ u_long i_flag; /* see below */ dev_t i_dev; /* device where inode resides */ ino_t i_number; /* the identity of the inode */ daddr_t i_block; /* the disc address of the file */ ino_t i_parent; /* the ino of the file's parent */ struct filecore_mnt *i_mnt; /* filesystem associated with this inode */ struct lockf *i_lockf; /* head of byte-level lock list */ int i_diroff; /* offset in dir, where we found last entry */ struct filecore_direntry i_dirent; /* directory entry */ }; #define i_forw i_chain[0] #define i_back i_chain[1] #define i_size i_dirent.len /* flags */ #define IN_ACCESS 0x0020 /* inode access time to be updated */ #define VTOI(vp) ((struct filecore_node *)(vp)->v_data) #define ITOV(ip) ((ip)->i_vnode) #define filecore_staleinode(ip) ((ip)->i_dirent.name[0]==0) /* * Prototypes for Filecore vnode operations */ int filecore_lookup __P((void *)); #define filecore_open genfs_nullop #define filecore_close genfs_nullop int filecore_access __P((void *)); int filecore_getattr __P((void *)); int filecore_read __P((void *)); #define filecore_poll genfs_poll #define filecore_mmap genfs_mmap #define filecore_seek genfs_seek int filecore_readdir __P((void *)); int filecore_readlink __P((void *)); #define filecore_abortop genfs_abortop int filecore_inactive __P((void *)); int filecore_reclaim __P((void *)); int filecore_link __P((void *)); int filecore_symlink __P((void *)); int filecore_bmap __P((void *)); int filecore_strategy __P((void *)); int filecore_print __P((void *)); int filecore_pathconf __P((void *)); int filecore_blkatoff __P((void *)); struct vnode *filecore_ihashget __P((dev_t, ino_t)); void filecore_ihashins __P((struct filecore_node *)); void filecore_ihashrem __P((struct filecore_node *)); mode_t filecore_mode __P((struct filecore_node *)); struct timespec filecore_time __P((struct filecore_node *)); ino_t filecore_getparent __P((struct filecore_node *)); int filecore_fn2unix __P((char *, char *, u_int8_t *)); int filecore_fncmp __P((const char *, const char *, u_short)); int filecore_dbread __P((struct filecore_node *, struct buf **));