116 lines
3.7 KiB
C
116 lines
3.7 KiB
C
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/* $NetBSD: cd9660_extern.h,v 1.26 2013/06/23 07:28:36 dholland Exp $ */
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/*-
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* Copyright (c) 1994
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley
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* by Pace Willisson (pace@blitz.com). The Rock Ridge Extension
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* Support code is derived from software contributed to Berkeley
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* by Atsushi Murai (amurai@spec.co.jp).
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)iso.h 8.4 (Berkeley) 12/5/94
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*/
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/*
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* Definitions used in the kernel for cd9660 file system support.
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*/
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#ifndef _ISOFS_CD9660_CD9660_EXTERN_H_
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#define _ISOFS_CD9660_CD9660_EXTERN_H_
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/*
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* Sysctl values for the cd9660 filesystem.
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*/
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#define CD9660_UTF8_JOLIET 1 /* UTF-8 encode Joliet file names */
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#define CD9660_NAMES { \
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{ 0, 0 }, \
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{ "utf8_joliet", CTLTYPE_INT }, \
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}
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/* CD-ROM Format type */
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enum ISO_FTYPE { ISO_FTYPE_DEFAULT, ISO_FTYPE_9660, ISO_FTYPE_RRIP, ISO_FTYPE_ECMA };
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#ifndef ISOFSMNT_ROOT
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#define ISOFSMNT_ROOT 0
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#endif
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struct iso_mnt {
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int im_flags;
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int im_joliet_level;
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struct mount *im_mountp;
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dev_t im_dev;
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struct vnode *im_devvp;
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int logical_block_size;
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int im_bshift;
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int im_bmask;
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int volume_space_size;
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char root[ISODCL (157, 190)];
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int root_extent;
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int root_size;
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enum ISO_FTYPE iso_ftype;
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int rr_skip;
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int rr_skip0;
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};
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#define VFSTOISOFS(mp) ((struct iso_mnt *)((mp)->mnt_data))
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#define cd9660_blkoff(imp, loc) ((loc) & (imp)->im_bmask)
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#define cd9660_lblktosize(imp, blk) ((blk) << (imp)->im_bshift)
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#define cd9660_lblkno(imp, loc) ((loc) >> (imp)->im_bshift)
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#define cd9660_blksize(imp, ip, lbn) ((imp)->logical_block_size)
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#ifdef _KERNEL
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VFS_PROTOS(cd9660);
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#include <sys/mallocvar.h>
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MALLOC_DECLARE(M_ISOFSMNT);
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extern struct pool cd9660_node_pool;
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extern int cd9660_utf8_joliet;
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int cd9660_mountroot(void);
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extern int (**cd9660_vnodeop_p)(void *);
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extern int (**cd9660_specop_p)(void *);
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extern int (**cd9660_fifoop_p)(void *);
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int isochar(const u_char *, const u_char *, int, u_int16_t *);
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int isofncmp(const u_char *, size_t, const u_char *, size_t, int);
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void isofntrans(const u_char *, int, u_char *, u_short *, int, int, int, int);
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ino_t isodirino(struct iso_directory_record *, struct iso_mnt *);
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#endif /* _KERNEL */
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#endif /* _ISOFS_CD9660_CD9660_EXTERN_H_ */
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