diff options
Diffstat (limited to 'usr.sbin/makefs/cd9660/cd9660_eltorito.h')
| -rw-r--r-- | usr.sbin/makefs/cd9660/cd9660_eltorito.h | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/usr.sbin/makefs/cd9660/cd9660_eltorito.h b/usr.sbin/makefs/cd9660/cd9660_eltorito.h new file mode 100644 index 00000000000..2661483956a --- /dev/null +++ b/usr.sbin/makefs/cd9660/cd9660_eltorito.h @@ -0,0 +1,162 @@ +/* $NetBSD: cd9660_eltorito.h,v 1.5 2009/07/04 14:31:38 ahoka Exp $ */ + +/* + * Copyright (c) 2005 Daniel Watt, Walter Deignan, Ryan Gabrys, Alan + * Perez-Rathke and Ram Vedam. All rights reserved. + * + * This code was written by Daniel Watt, Walter Deignan, Ryan Gabrys, + * Alan Perez-Rathke and Ram Vedam. + * + * 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. + * + * THIS SOFTWARE IS PROVIDED BY DANIEL WATT, WALTER DEIGNAN, RYAN + * GABRYS, ALAN PEREZ-RATHKE AND RAM VEDAM ``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 DANIEL WATT, WALTER DEIGNAN, RYAN + * GABRYS, ALAN PEREZ-RATHKE AND RAM VEDAM 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 _CD9660_ELTORITO_H_ +#define _CD9660_ELTORITO_H_ + +/* Boot defines */ +#define ET_ID "EL TORITO SPECIFICATION" +#define ET_SYS_X86 0 +#define ET_SYS_PPC 1 +#define ET_SYS_MAC 2 + +#define ET_BOOT_ENTRY_SIZE 0x20 + +#define ET_BOOTABLE 0x88 +#define ET_NOT_BOOTABLE 0 + +#define ET_MEDIA_NOEM 0 +#define ET_MEDIA_12FDD 1 +#define ET_MEDIA_144FDD 2 +#define ET_MEDIA_288FDD 3 +#define ET_MEDIA_HDD 4 + +#define ET_INDICATOR_HEADERMORE 0x90 +#define ET_INDICATOR_HEADERLAST 0x91 +#define ET_INDICATOR_EXTENSION 0x44 + +/*** Boot Structures ***/ + +typedef struct _boot_volume_descriptor { + u_char boot_record_indicator [ISODCL(0x00,0x00)]; + u_char identifier [ISODCL(0x01,0x05)]; + u_char version [ISODCL(0x06,0x06)]; + u_char boot_system_identifier [ISODCL(0x07,0x26)]; + u_char unused1 [ISODCL(0x27,0x46)]; + u_char boot_catalog_pointer [ISODCL(0x47,0x4A)]; + u_char unused2 [ISODCL(0x4B,0x7FF)]; +} boot_volume_descriptor; + +typedef struct _boot_catalog_validation_entry { + u_char header_id [ISODCL(0x00,0x00)]; + u_char platform_id [ISODCL(0x01,0x01)]; + u_char reserved1 [ISODCL(0x02,0x03)]; + u_char manufacturer [ISODCL(0x04,0x1B)]; + u_char checksum [ISODCL(0x1C,0x1D)]; + u_char key [ISODCL(0x1E,0x1F)]; +} boot_catalog_validation_entry; + +typedef struct _boot_catalog_initial_entry { + u_char boot_indicator [ISODCL(0x00,0x00)]; + u_char media_type [ISODCL(0x01,0x01)]; + u_char load_segment [ISODCL(0x02,0x03)]; + u_char system_type [ISODCL(0x04,0x04)]; + u_char unused_1 [ISODCL(0x05,0x05)]; + u_char sector_count [ISODCL(0x06,0x07)]; + u_char load_rba [ISODCL(0x08,0x0B)]; + u_char unused_2 [ISODCL(0x0C,0x1F)]; +} boot_catalog_initial_entry; + +#define ET_SECTION_HEADER_MORE 0x90 +#define ET_SECTION_HEADER_LAST 0x91 + +typedef struct _boot_catalog_section_header { + u_char header_indicator [ISODCL(0x00,0x00)]; + u_char platform_id [ISODCL(0x01,0x01)]; + u_char num_section_entries [ISODCL(0x02,0x03)]; + u_char id_string [ISODCL(0x04,0x1F)]; +} boot_catalog_section_header; + +typedef struct _boot_catalog_section_entry { + u_char boot_indicator [ISODCL(0x00,0x00)]; + u_char media_type [ISODCL(0x01,0x01)]; + u_char load_segment [ISODCL(0x02,0x03)]; + u_char system_type [ISODCL(0x04,0x04)]; + u_char unused_1 [ISODCL(0x05,0x05)]; + u_char sector_count [ISODCL(0x06,0x07)]; + u_char load_rba [ISODCL(0x08,0x0B)]; + u_char selection_criteria [ISODCL(0x0C,0x0C)]; + u_char vendor_criteria [ISODCL(0x0D,0x1F)]; +} boot_catalog_section_entry; + +typedef struct _boot_catalog_section_entry_extension { + u_char extension_indicator [ISODCL(0x00,0x00)]; + u_char flags [ISODCL(0x01,0x01)]; + u_char vendor_criteria [ISODCL(0x02,0x1F)]; +} boot_catalog_section_entry_extension; + +#define ET_ENTRY_VE 1 +#define ET_ENTRY_IE 2 +#define ET_ENTRY_SH 3 +#define ET_ENTRY_SE 4 +#define ET_ENTRY_EX 5 + +struct boot_catalog_entry { + char entry_type; + union { + boot_catalog_validation_entry VE; + boot_catalog_initial_entry IE; + boot_catalog_section_header SH; + boot_catalog_section_entry SE; + boot_catalog_section_entry_extension EX; + } entry_data; + + LIST_ENTRY(boot_catalog_entry) ll_struct; +}; + +/* Temporary structure */ +struct cd9660_boot_image { + char *filename; + int size; + int sector; /* copied to LoadRBA */ + int num_sectors; + unsigned int loadSegment; + u_char targetMode; + u_char system; + u_char bootable; + /* + * If the boot image exists in the filesystem + * already, this is a pointer to that node. For the sake + * of simplicity in future versions, this pointer is only + * to the node in the primary volume. This SHOULD be done + * via a hashtable lookup. + */ + struct _cd9660node *boot_image_node; + TAILQ_ENTRY(cd9660_boot_image) image_list; + int serialno; +}; + + +#endif /* _CD9660_ELTORITO_H_ */ + |