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File: [cvs.NetBSD.org] / src / sys / fs / cd9660 / cd9660_extern.h (download)

Revision 1.24, Sat Jun 28 01:34:05 2008 UTC (6 years, 5 months ago) by rumble
Branch: MAIN
CVS Tags: yamt-pagecache-tag8, yamt-pagecache-base8, yamt-pagecache-base7, yamt-pagecache-base6, yamt-pagecache-base5, yamt-pagecache-base4, yamt-pagecache-base3, yamt-pagecache-base2, yamt-pagecache-base, yamt-nfs-mp-base9, yamt-nfs-mp-base8, yamt-nfs-mp-base7, yamt-nfs-mp-base6, yamt-nfs-mp-base5, yamt-nfs-mp-base4, yamt-nfs-mp-base3, yamt-nfs-mp-base11, yamt-nfs-mp-base10, wrstuden-revivesa-base-4, wrstuden-revivesa-base-3, wrstuden-revivesa-base-2, uebayasi-xip-base4, uebayasi-xip-base3, uebayasi-xip-base2, uebayasi-xip-base1, uebayasi-xip-base, uebayasi-xip, simonb-wapbl-nbase, simonb-wapbl-base, rmind-uvmplock-nbase, rmind-uvmplock-base, rmind-uvmplock, nick-hppapmap-base4, nick-hppapmap-base3, nick-hppapmap-base2, nick-hppapmap-base, nick-hppapmap, netbsd-6-base, netbsd-6-1-RELEASE, netbsd-6-1-RC4, netbsd-6-1-RC3, netbsd-6-1-RC2, netbsd-6-1-RC1, netbsd-6-1-5-RELEASE, netbsd-6-1-4-RELEASE, netbsd-6-1-3-RELEASE, netbsd-6-1-2-RELEASE, netbsd-6-1-1-RELEASE, netbsd-6-1, netbsd-6-0-RELEASE, netbsd-6-0-RC2, netbsd-6-0-RC1, netbsd-6-0-6-RELEASE, netbsd-6-0-5-RELEASE, netbsd-6-0-4-RELEASE, netbsd-6-0-3-RELEASE, netbsd-6-0-2-RELEASE, netbsd-6-0-1-RELEASE, netbsd-6-0, netbsd-6, netbsd-5-base, netbsd-5-2-RELEASE, netbsd-5-2-RC1, netbsd-5-2-3-RELEASE, netbsd-5-2-2-RELEASE, netbsd-5-2-1-RELEASE, netbsd-5-2, netbsd-5-1-RELEASE, netbsd-5-1-RC4, netbsd-5-1-RC3, netbsd-5-1-RC2, netbsd-5-1-RC1, netbsd-5-1-5-RELEASE, netbsd-5-1-4-RELEASE, netbsd-5-1-3-RELEASE, netbsd-5-1-2-RELEASE, netbsd-5-1-1-RELEASE, netbsd-5-1, netbsd-5-0-RELEASE, netbsd-5-0-RC4, netbsd-5-0-RC3, netbsd-5-0-RC2, netbsd-5-0-RC1, netbsd-5-0-2-RELEASE, netbsd-5-0-1-RELEASE, netbsd-5-0, netbsd-5, mjf-devfs2-base, matt-premerge-20091211, matt-nb6-plus-nbase, matt-nb6-plus-base, matt-nb6-plus, matt-nb5-pq3-base, matt-nb5-pq3, matt-nb5-mips64-u2-k2-k4-k7-k8-k9, matt-nb5-mips64-u1-k1-k5, matt-nb5-mips64-premerge-20101231, matt-nb5-mips64-premerge-20091211, matt-nb5-mips64-k15, matt-nb5-mips64, matt-nb4-mips64-k7-u2a-k9b, matt-mips64-premerge-20101231, matt-mips64-base2, khorben-n900, jymxensuspend-base, jym-xensuspend-nbase, jym-xensuspend-base, jym-xensuspend, jruoho-x86intr-base, jruoho-x86intr, jmcneill-usbmp-pre-base2, jmcneill-usbmp-base9, jmcneill-usbmp-base8, jmcneill-usbmp-base7, jmcneill-usbmp-base6, jmcneill-usbmp-base5, jmcneill-usbmp-base4, jmcneill-usbmp-base3, jmcneill-usbmp-base2, jmcneill-usbmp-base10, jmcneill-usbmp-base, jmcneill-usbmp, jmcneill-audiomp3-base, jmcneill-audiomp3, haad-nbase2, haad-dm-base2, haad-dm-base1, haad-dm-base, haad-dm, cherry-xenmp-base, cherry-xenmp, bouyer-quota2-nbase, bouyer-quota2-base, bouyer-quota2, agc-symver-base, agc-symver, ad-audiomp2-base, ad-audiomp2
Branch point for: yamt-pagecache, tls-maxphys
Changes since 1.23: +1 -5 lines

Create sysctl entries during module initialisation and destroy them
appropriately.

Many of these file systems are now ready for modularisation.

/*	$NetBSD: cd9660_extern.h,v 1.24 2008/06/28 01:34:05 rumble Exp $	*/

/*-
 * Copyright (c) 1994
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley
 * by Pace Willisson (pace@blitz.com).  The Rock Ridge Extension
 * Support code is derived from software contributed to Berkeley
 * by Atsushi Murai (amurai@spec.co.jp).
 *
 * 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.
 *
 *	@(#)iso.h	8.4 (Berkeley) 12/5/94
 */

/*
 * Definitions used in the kernel for cd9660 file system support.
 */
#ifndef _ISOFS_CD9660_CD9660_EXTERN_H_
#define _ISOFS_CD9660_CD9660_EXTERN_H_

/*
 * Sysctl values for the cd9660 filesystem.
 */
#define CD9660_UTF8_JOLIET	1	/* UTF-8 encode Joliet file names */

#define CD9660_NAMES { \
        { 0, 0 }, \
        { "utf8_joliet", CTLTYPE_INT }, \
}


/* CD-ROM Format type */
enum ISO_FTYPE  { ISO_FTYPE_DEFAULT, ISO_FTYPE_9660, ISO_FTYPE_RRIP, ISO_FTYPE_ECMA };

#ifndef	ISOFSMNT_ROOT
#define	ISOFSMNT_ROOT	0
#endif

struct iso_mnt {
	int im_flags;
	int im_joliet_level;

	struct mount *im_mountp;
	dev_t im_dev;
	struct vnode *im_devvp;

	int logical_block_size;
	int im_bshift;
	int im_bmask;

	int volume_space_size;

	char root[ISODCL (157, 190)];
	int root_extent;
	int root_size;
	enum ISO_FTYPE  iso_ftype;

	int rr_skip;
	int rr_skip0;
};

#define VFSTOISOFS(mp)	((struct iso_mnt *)((mp)->mnt_data))

#define blkoff(imp, loc)	((loc) & (imp)->im_bmask)
#define lblktosize(imp, blk)	((blk) << (imp)->im_bshift)
#define lblkno(imp, loc)	((loc) >> (imp)->im_bshift)
#define blksize(imp, ip, lbn)	((imp)->logical_block_size)

#ifdef _KERNEL

VFS_PROTOS(cd9660);

#include <sys/mallocvar.h>
MALLOC_DECLARE(M_ISOFSMNT);

extern struct pool cd9660_node_pool;
extern int cd9660_utf8_joliet;

int cd9660_mountroot(void);

extern int (**cd9660_vnodeop_p)(void *);
extern int (**cd9660_specop_p)(void *);
extern int (**cd9660_fifoop_p)(void *);

int isochar(const u_char *, const u_char *, int, u_int16_t *);
int isofncmp(const u_char *, size_t, const u_char *, size_t, int);
void isofntrans(const u_char *, int, u_char *, u_short *, int, int, int, int);
ino_t isodirino(struct iso_directory_record *, struct iso_mnt *);
#endif /* _KERNEL */

#endif /* _ISOFS_CD9660_CD9660_EXTERN_H_ */