root/sys/fs/cd9660/cd9660_rrip.h
/*-
 * SPDX-License-Identifier: BSD-3-Clause
 *
 * Copyright (c) 1993, 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.
 */

#ifndef _ISOFS_CD9660_CD9660_RRIP_H_
#define _ISOFS_CD9660_CD9660_RRIP_H_

typedef struct {
        char   type                     [ISODCL (  0,    1)];
        u_char length                   [ISODCL (  2,    2)]; /* 711 */
        u_char version                  [ISODCL (  3,    3)];
} ISO_SUSP_HEADER;

typedef struct {
        ISO_SUSP_HEADER                 h;
        char mode                       [ISODCL (  4,   11)]; /* 733 */
        char links                      [ISODCL ( 12,   19)]; /* 733 */
        char uid                        [ISODCL ( 20,   27)]; /* 733 */
        char gid                        [ISODCL ( 28,   35)]; /* 733 */
} ISO_RRIP_ATTR;

typedef struct {
        ISO_SUSP_HEADER                 h;
        char dev_t_high                 [ISODCL (  4,   11)]; /* 733 */
        char dev_t_low                  [ISODCL ( 12,   19)]; /* 733 */
} ISO_RRIP_DEVICE;

#define ISO_SUSP_CFLAG_CONTINUE 0x01
#define ISO_SUSP_CFLAG_CURRENT  0x02
#define ISO_SUSP_CFLAG_PARENT   0x04
#define ISO_SUSP_CFLAG_ROOT     0x08
#define ISO_SUSP_CFLAG_VOLROOT  0x10
#define ISO_SUSP_CFLAG_HOST     0x20

typedef struct {
        u_char cflag                    [ISODCL (  1,    1)];
        u_char clen                     [ISODCL (  2,    2)];
        u_char name                     [1];                    /* XXX */
} ISO_RRIP_SLINK_COMPONENT;
#define ISO_RRIP_SLSIZ  2

typedef struct {
        ISO_SUSP_HEADER                 h;
        u_char flags                    [ISODCL (  4,    4)];
        u_char component                [ISODCL (  5,    5)];
} ISO_RRIP_SLINK;

typedef struct {
        ISO_SUSP_HEADER                 h;
        char flags                      [ISODCL (  4,    4)];
} ISO_RRIP_ALTNAME;

typedef struct {
        ISO_SUSP_HEADER                 h;
        char dir_loc                    [ISODCL (  4,    11)]; /* 733 */
} ISO_RRIP_CLINK;

typedef struct {
        ISO_SUSP_HEADER                 h;
        char dir_loc                    [ISODCL (  4,    11)]; /* 733 */
} ISO_RRIP_PLINK;

typedef struct {
        ISO_SUSP_HEADER                 h;
} ISO_RRIP_RELDIR;

#define ISO_SUSP_TSTAMP_FORM17  0x80
#define ISO_SUSP_TSTAMP_FORM7   0x00
#define ISO_SUSP_TSTAMP_CREAT   0x01
#define ISO_SUSP_TSTAMP_MODIFY  0x02
#define ISO_SUSP_TSTAMP_ACCESS  0x04
#define ISO_SUSP_TSTAMP_ATTR    0x08
#define ISO_SUSP_TSTAMP_BACKUP  0x10
#define ISO_SUSP_TSTAMP_EXPIRE  0x20
#define ISO_SUSP_TSTAMP_EFFECT  0x40

typedef struct {
        ISO_SUSP_HEADER                 h;
        u_char flags                    [ISODCL (  4,    4)];
        u_char time                     [ISODCL (  5,    5)];
} ISO_RRIP_TSTAMP;

typedef struct {
        ISO_SUSP_HEADER                 h;
        u_char flags                    [ISODCL (  4,    4)];
} ISO_RRIP_IDFLAG;

typedef struct {
        ISO_SUSP_HEADER                 h;
        char len_id                     [ISODCL (  4,    4)];
        char len_des                    [ISODCL (  5,    5)];
        char len_src                    [ISODCL (  6,    6)];
        char version                    [ISODCL (  7,    7)];
} ISO_RRIP_EXTREF;

typedef struct {
        ISO_SUSP_HEADER                 h;
        char check                      [ISODCL (  4,    5)];
        char skip                       [ISODCL (  6,    6)];
} ISO_RRIP_OFFSET;

typedef struct {
        ISO_SUSP_HEADER                 h;
        u_char location                 [ISODCL (  4,   11)];
        u_char offset                   [ISODCL ( 12,   19)];
        u_char length                   [ISODCL ( 20,   27)];
} ISO_RRIP_CONT;

#endif /* _ISOFS_CD9660_CD9660_RRIP_H_ */