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osta_udf.h

/*
 * osta_udf.h
 *
 * This file is based on OSTA UDF(tm) 2.01 (March 15, 2000)
 * http://www.osta.org
 *
 * Copyright (c) 2001-2002  Ben Fennema <bfennema@falcon.csc.calpoly.edu>
 * All rights reserved.
 *
 * 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,
 *    without modification.
 * 2. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * Alternatively, this software may be distributed under the terms of the
 * GNU Public License ("GPL").
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
 */

#include "ecma_167.h"

#ifndef _OSTA_UDF_H
#define _OSTA_UDF_H 1

/* OSTA CS0 Charspec (UDF 2.01 2.1.2) */
#define UDF_CHAR_SET_TYPE           0
#define UDF_CHAR_SET_INFO           "OSTA Compressed Unicode"

/* Entity Identifier (UDF 2.01 2.1.5) */
/* Identifiers (UDF 2.01 2.1.5.2) */
#define UDF_ID_DEVELOPER            "*Linux UDFFS"
#define     UDF_ID_COMPLIANT        "*OSTA UDF Compliant"
#define UDF_ID_LV_INFO              "*UDF LV Info"
#define UDF_ID_FREE_EA              "*UDF FreeEASpace"
#define UDF_ID_FREE_APP_EA          "*UDF FreeAppEASpace"
#define UDF_ID_DVD_CGMS             "*UDF DVD CGMS Info"
#define UDF_ID_OS2_EA               "*UDF OS/2 EA"
#define UDF_ID_OS2_EA_LENGTH        "*UDF OS/2 EALength"
#define UDF_ID_MAC_VOLUME           "*UDF Mac VolumeInfo"
#define UDF_ID_MAC_FINDER           "*UDF Mac FinderInfo"
#define UDF_ID_MAC_UNIQUE           "*UDF Mac UniqueIDTable"
#define UDF_ID_MAC_RESOURCE         "*UDF Mac ResourceFork"
#define UDF_ID_VIRTUAL              "*UDF Virtual Partition"
#define UDF_ID_SPARABLE             "*UDF Sparable Partition"
#define UDF_ID_ALLOC                "*UDF Virtual Alloc Tbl"
#define UDF_ID_SPARING              "*UDF Sparing Table"

/* Identifier Suffix (UDF 2.01 2.1.5.3) */
#define IS_DF_HARD_WRITE_PROTECT    0x01
#define IS_DF_SOFT_WRITE_PROTECT    0x02

struct UDFIdentSuffix
{
      uint16_t    UDFRevision;
      uint8_t           OSClass;
      uint8_t           OSIdentifier;
      uint8_t           reserved[4];
} __attribute__ ((packed));

struct impIdentSuffix
{
      uint8_t           OSClass;
      uint8_t           OSIdentifier;
      uint8_t           reserved[6];
} __attribute__ ((packed));

struct appIdentSuffix
{
      uint8_t           impUse[8];
} __attribute__ ((packed));
 
/* Logical Volume Integrity Descriptor (UDF 2.01 2.2.6) */
/* Implementation Use (UDF 2.01 2.2.6.4) */
struct logicalVolIntegrityDescImpUse
{
      regid       impIdent;
      uint32_t    numFiles;
      uint32_t    numDirs;
      uint16_t    minUDFReadRev;
      uint16_t    minUDFWriteRev;
      uint16_t    maxUDFWriteRev;
      uint8_t           impUse[0];
} __attribute__ ((packed));

/* Implementation Use Volume Descriptor (UDF 2.01 2.2.7) */
/* Implementation Use (UDF 2.01 2.2.7.2) */
struct impUseVolDescImpUse
{
      charspec    LVICharset;
      dstring           logicalVolIdent[128];
      dstring           LVInfo1[36];
      dstring           LVInfo2[36];
      dstring           LVInfo3[36];
      regid       impIdent;
      uint8_t           impUse[128];
} __attribute__ ((packed));

struct udfPartitionMap2
{
      uint8_t           partitionMapType;
      uint8_t           partitionMapLength;
      uint8_t           reserved1[2];
      regid       partIdent;
      uint16_t    volSeqNum;
      uint16_t    partitionNum;
} __attribute__ ((packed));

/* Virtual Partition Map (UDF 2.01 2.2.8) */
struct virtualPartitionMap
{
      uint8_t           partitionMapType;
      uint8_t           partitionMapLength;
      uint8_t           reserved1[2];
      regid       partIdent;
      uint16_t    volSeqNum;
      uint16_t    partitionNum;
      uint8_t           reserved2[24];
} __attribute__ ((packed));

/* Sparable Partition Map (UDF 2.01 2.2.9) */
struct sparablePartitionMap
{
      uint8_t           partitionMapType;
      uint8_t           partitionMapLength;
      uint8_t           reserved1[2];
      regid       partIdent;
      uint16_t    volSeqNum;
      uint16_t    partitionNum;
      uint16_t    packetLength;
      uint8_t           numSparingTables;
      uint8_t           reserved2[1];
      uint32_t    sizeSparingTable;
      uint32_t    locSparingTable[4];
} __attribute__ ((packed));

/* Virtual Allocation Table (UDF 1.5 2.2.10) */
struct virtualAllocationTable15
{
      uint32_t    vatEntry[0];
      regid       vatIdent;
      uint32_t    previousVATICBLoc;
} __attribute__ ((packed));  

#define ICBTAG_FILE_TYPE_VAT15            0x00U

/* Virtual Allocation Table (UDF 2.01 2.2.10) */
struct virtualAllocationTable20
{
      uint16_t    lengthHeader;
      uint16_t    lengthImpUse;
      dstring           logicalVolIdent[128];
      uint32_t    previousVATICBLoc;
      uint32_t    numFiles;
      uint32_t    numDirs;
      uint16_t    minUDFReadRev;
      uint16_t    minUDFWriteRev;
      uint16_t    maxUDFWriteRev;
      uint16_t    reserved;
      uint8_t           impUse[0];
      uint32_t    vatEntry[0];
} __attribute__ ((packed));

#define ICBTAG_FILE_TYPE_VAT20            0xF8U

/* Sparing Table (UDF 2.01 2.2.11) */
struct sparingEntry
{
      uint32_t    origLocation;
      uint32_t    mappedLocation;
} __attribute__ ((packed));

struct sparingTable
{
      tag         descTag;
      regid       sparingIdent;
      uint16_t    reallocationTableLen;
      uint16_t    reserved;
      uint32_t    sequenceNum;
      struct sparingEntry
                  mapEntry[0];
} __attribute__ ((packed));

/* struct long_ad ICB - ADImpUse (UDF 2.01 2.2.4.3) */
struct allocDescImpUse
{
      uint16_t    flags;
      uint8_t           impUse[4];
} __attribute__ ((packed));

#define AD_IU_EXT_ERASED            0x0001

/* Real-Time Files (UDF 2.01 6.11) */
#define ICBTAG_FILE_TYPE_REALTIME   0xF9U

/* Implementation Use Extended Attribute (UDF 2.01 3.3.4.5) */
/* FreeEASpace (UDF 2.01 3.3.4.5.1.1) */
struct freeEaSpace
{
      uint16_t    headerChecksum;
      uint8_t           freeEASpace[0];
} __attribute__ ((packed));

/* DVD Copyright Management Information (UDF 2.01 3.3.4.5.1.2) */
struct DVDCopyrightImpUse 
{
      uint16_t    headerChecksum;
      uint8_t           CGMSInfo;
      uint8_t           dataType;
      uint8_t           protectionSystemInfo[4];
} __attribute__ ((packed));

/* Application Use Extended Attribute (UDF 2.01 3.3.4.6) */
/* FreeAppEASpace (UDF 2.01 3.3.4.6.1) */
struct freeAppEASpace
{
      uint16_t    headerChecksum;
      uint8_t           freeEASpace[0];
} __attribute__ ((packed));

/* UDF Defined System Stream (UDF 2.01 3.3.7) */
#define UDF_ID_UNIQUE_ID            "*UDF Unique ID Mapping Data"
#define UDF_ID_NON_ALLOC            "*UDF Non-Allocatable Space"
#define UDF_ID_POWER_CAL            "*UDF Power Cal Table"
#define UDF_ID_BACKUP               "*UDF Backup"

/* Operating System Identifiers (UDF 2.01 6.3) */
#define UDF_OS_CLASS_UNDEF          0x00U
#define UDF_OS_CLASS_DOS            0x01U
#define UDF_OS_CLASS_OS2            0x02U
#define UDF_OS_CLASS_MAC            0x03U
#define UDF_OS_CLASS_UNIX           0x04U
#define UDF_OS_CLASS_WIN9X          0x05U
#define UDF_OS_CLASS_WINNT          0x06U
#define UDF_OS_CLASS_OS400          0x07U
#define UDF_OS_CLASS_BEOS           0x08U
#define UDF_OS_CLASS_WINCE          0x09U

#define UDF_OS_ID_UNDEF             0x00U
#define UDF_OS_ID_DOS               0x00U
#define UDF_OS_ID_OS2               0x00U
#define UDF_OS_ID_MAC               0x00U
#define UDF_OS_ID_UNIX              0x00U
#define UDF_OS_ID_AIX               0x01U
#define UDF_OS_ID_SOLARIS           0x02U
#define UDF_OS_ID_HPUX              0x03U
#define UDF_OS_ID_IRIX              0x04U
#define UDF_OS_ID_LINUX             0x05U
#define UDF_OS_ID_MKLINUX           0x06U
#define UDF_OS_ID_FREEBSD           0x07U
#define UDF_OS_ID_WIN9X             0x00U
#define UDF_OS_ID_WINNT             0x00U
#define UDF_OS_ID_OS400             0x00U
#define UDF_OS_ID_BEOS              0x00U
#define UDF_OS_ID_WINCE             0x00U

#endif /* _OSTA_UDF_H */

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