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Annotation of sys/isofs/cd9660/cd9660_extern.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: cd9660_extern.h,v 1.8 2003/06/02 23:28:05 millert Exp $       */
        !             2: /*     $NetBSD: cd9660_extern.h,v 1.1 1997/01/24 00:24:53 cgd Exp $    */
        !             3:
        !             4: /*-
        !             5:  * Copyright (c) 1994
        !             6:  *     The Regents of the University of California.  All rights reserved.
        !             7:  *
        !             8:  * This code is derived from software contributed to Berkeley
        !             9:  * by Pace Willisson (pace@blitz.com).  The Rock Ridge Extension
        !            10:  * Support code is derived from software contributed to Berkeley
        !            11:  * by Atsushi Murai (amurai@spec.co.jp).
        !            12:  *
        !            13:  * Redistribution and use in source and binary forms, with or without
        !            14:  * modification, are permitted provided that the following conditions
        !            15:  * are met:
        !            16:  * 1. Redistributions of source code must retain the above copyright
        !            17:  *    notice, this list of conditions and the following disclaimer.
        !            18:  * 2. Redistributions in binary form must reproduce the above copyright
        !            19:  *    notice, this list of conditions and the following disclaimer in the
        !            20:  *    documentation and/or other materials provided with the distribution.
        !            21:  * 3. Neither the name of the University nor the names of its contributors
        !            22:  *    may be used to endorse or promote products derived from this software
        !            23:  *    without specific prior written permission.
        !            24:  *
        !            25:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            26:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            27:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            28:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            29:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            30:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            31:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            32:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            33:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            34:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            35:  * SUCH DAMAGE.
        !            36:  *
        !            37:  *     @(#)iso.h       8.4 (Berkeley) 12/5/94
        !            38:  */
        !            39:
        !            40: /*
        !            41:  * Definitions used in the kernel for cd9660 file system support.
        !            42:  */
        !            43:
        !            44: /* CD-ROM Format type */
        !            45: enum ISO_FTYPE  { ISO_FTYPE_DEFAULT, ISO_FTYPE_9660, ISO_FTYPE_RRIP, ISO_FTYPE_ECMA };
        !            46:
        !            47: #ifndef        ISOFSMNT_ROOT
        !            48: #define        ISOFSMNT_ROOT   0
        !            49: #endif
        !            50:
        !            51: struct iso_mnt {
        !            52:        int im_flags;
        !            53:
        !            54:        struct mount *im_mountp;
        !            55:        dev_t im_dev;
        !            56:        struct vnode *im_devvp;
        !            57:
        !            58:        int logical_block_size;
        !            59:        int im_bshift;
        !            60:        int im_bmask;
        !            61:
        !            62:        int volume_space_size;
        !            63:        struct netexport im_export;
        !            64:
        !            65:        char root[ISODCL (157, 190)];
        !            66:        int root_extent;
        !            67:        int root_size;
        !            68:        enum ISO_FTYPE  iso_ftype;
        !            69:
        !            70:        int rr_skip;
        !            71:        int rr_skip0;
        !            72:
        !            73:        int joliet_level;
        !            74: };
        !            75:
        !            76: #define VFSTOISOFS(mp) ((struct iso_mnt *)((mp)->mnt_data))
        !            77:
        !            78: #define blkoff(imp, loc)       ((loc) & (imp)->im_bmask)
        !            79: #define lblktosize(imp, blk)   ((blk) << (imp)->im_bshift)
        !            80: #define lblkno(imp, loc)       ((loc) >> (imp)->im_bshift)
        !            81: #define blksize(imp, ip, lbn)  ((imp)->logical_block_size)
        !            82:
        !            83: int cd9660_mount(struct mount *, const char *, void *,
        !            84:                       struct nameidata *, struct proc *);
        !            85: int cd9660_start(struct mount *, int, struct proc *);
        !            86: int cd9660_unmount(struct mount *, int, struct proc *);
        !            87: int cd9660_root(struct mount *, struct vnode **);
        !            88: int cd9660_quotactl(struct mount *, int, uid_t, caddr_t, struct proc *);
        !            89: int cd9660_statfs(struct mount *, struct statfs *, struct proc *);
        !            90: int cd9660_sync(struct mount *, int, struct ucred *, struct proc *);
        !            91: int cd9660_vget(struct mount *, ino_t, struct vnode **);
        !            92: int cd9660_fhtovp(struct mount *, struct fid *, struct vnode **);
        !            93: int cd9660_vptofh(struct vnode *, struct fid *);
        !            94: int cd9660_init(struct vfsconf *);
        !            95: int cd9660_check_export(struct mount *, struct mbuf *, int *,
        !            96:                              struct ucred **);
        !            97: #define cd9660_sysctl ((int (*)(int *, u_int, void *, size_t *, void *, \
        !            98:                                     size_t, struct proc *))eopnotsupp)
        !            99:
        !           100: int cd9660_mountroot(void);
        !           101:
        !           102: extern int (**cd9660_vnodeop_p)(void *);
        !           103: extern int (**cd9660_specop_p)(void *);
        !           104: #ifdef FIFO
        !           105: extern int (**cd9660_fifoop_p)(void *);
        !           106: #endif
        !           107:
        !           108: int isochar(const u_char *, const u_char *, int, u_char *);
        !           109: int isofncmp(const u_char *, int, const u_char *, int, int);
        !           110: void isofntrans(u_char *, int, u_char *, u_short *, int, int, int);
        !           111: ino_t isodirino(struct iso_directory_record *, struct iso_mnt *);