148 lines
6.1 KiB
C
148 lines
6.1 KiB
C
/* $NetBSD: filecore_node.h,v 1.4 2005/12/03 17:34:43 christos 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
|
|
*/
|
|
|
|
#if !defined(_KERNEL)
|
|
#error not supposed to be exposed to userland.
|
|
#endif
|
|
|
|
#include <miscfs/genfs/genfs_node.h>
|
|
|
|
/*
|
|
* 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_int16_t *));
|
|
int filecore_fncmp __P((const char *, const char *, u_short));
|
|
int filecore_dbread __P((struct filecore_node *, struct buf **));
|