#if !defined(_LINUX_UDF_UDF_H) #define _LINUX_UDF_UDF_H /* * udf_udf.h * * PURPOSE * OSTA-UDF(tm) format specification [based on ECMA 167 standard]. * http://www.osta.org/ * * CONTACTS * E-mail regarding any portion of the Linux UDF file system should be * directed to the development team mailing list (run by majordomo): * linux_udf@hootie.lvld.hp.com * * COPYRIGHT * This file is distributed under the terms of the GNU General Public * License (GPL). Copies of the GPL can be obtained from: * ftp://prep.ai.mit.edu/pub/gnu/GPL * Each contributing author retains all rights to their own work. * * HISTORY * July 1, 1997 - Andrew E. Mileski * Written, tested, and released. * * 10/2/98 dgb changed UDF_ID_DEVELOPER * 11/26/98 bf changed UDF_ID_DEVELOPER, * 12/5/98 dgb updated include file hierarchy, more UDF definitions */ /* based on ECMA 167 structure definitions */ #include #pragma pack(1) /* -------- Basic types and constants ----------- */ /* UDF character set (UDF 1.50 2.1.2) */ #define UDF_CHAR_SET_TYPE 0 #define UDF_CHAR_SET_INFO "OSTA Compressed Unicode" #define UDF_ID_DEVELOPER "*Linux UDFFS" /* UDF 1.02 2.2.6.4 */ struct LogicalVolIntegrityDescImpUse { EntityID impIdent; Uint32 numFiles; Uint32 numDirs; Uint16 minUDFReadRev; Uint16 minUDFWriteRev; Uint16 maxUDFWriteRev; }; /* UDF 1.02 2.2.7.2 */ /* LVInformation may be present in ImpUseVolDesc.impUse */ struct ImpUseVolDescImpUse { charspec LVICharset; dstring logicalVolIdent[128]; dstring LVInfo1[36]; dstring LVInfo2[36]; dstring LVInfo3[36]; EntityID impIdent; Uint8 impUse[128]; }; struct UdfPartitionMap2 { Uint8 partitionMapType; Uint8 partitionMapLength; Uint8 reserved1[2]; EntityID partIdent; Uint16 volSeqNum; Uint16 partitionNum; Uint8 reserved2[24]; }; /* UDF 1.5 2.2.8 */ struct VirtualPartitionMap { Uint8 partitionMapType; /* 2 */ Uint8 partitionMapLength; /* 64 */ Uint8 reserved1[2]; /* #00 */ EntityID partIdent; Uint16 volSeqNum; Uint16 partitionNum; Uint8 reserved2[24]; /* #00 */ }; /* UDF 1.5 2.2.9 */ struct SparablePartitionMap { Uint8 partitionMapType; /* 2 */ Uint8 partitionMapLength; /* 64 */ Uint8 reserved1[2]; /* #00 */ EntityID partIdent; /* Flags = 0 */ /* Id = UDF_ID_SPARABLE */ /* IdSuf = 2.1.5.3 */ Uint16 volSeqNum; Uint16 partitionNum; Uint16 packetLength; /* 32 */ Uint8 numSparingTables; Uint8 reserved2[1]; /* #00 */ Uint32 sizeSparingTable; Uint32 locSparingTable[4]; }; /* DVD Copyright Management Info, see UDF 1.02 3.3.4.5.1.2 */ /* when ImpUseExtendedAttr.impIdent= "*UDF DVD CGMS Info" */ struct DVDCopyrightImpUse { Uint16 headerChecksum; Uint8 CGMSInfo; Uint8 dataType; Uint8 protectionSystemInfo[4]; }; /* the impUse of long_ad used in AllocDescs - UDF 1.02 2.3.10.1 */ struct ADImpUse { Uint16 flags; Uint8 impUse[4]; }; /* UDF 1.02 2.3.10.1 */ #define UDF_EXTENT_LENGTH_MASK 0x3FFFFFFF #define UDF_EXTENT_FLAG_MASK 0xc0000000 #define UDF_EXTENT_FLAG_ERASED 0x40000000 /* * Important! VirtualAllocationTables are * very different between 1.5 and 2.0! */ /* ----------- 1.5 ------------- */ /* UDF 1.5 2.2.10 */ #define FILE_TYPE_VAT15 0x0U /* UDF 1.5 2.2.10 - VAT layout: */ struct VirutalAllocationTable15 { Uint32 VirtualSector[0]; EntityID ident; Uint32 previousVATICB; }; /* where number of VirtualSector's is (VATSize-36)/4 */ /* ----------- 2.0 ------------- */ /* UDF 2.0 2.2.10 */ #define FILE_TYPE_VAT20 0xf8U /* UDF 2.0 2.2.10 (different from 1.5!) */ struct VirtualAllocationTable20 { Uint16 lengthHeader; Uint16 lengthImpUse; dstring logicalVolIdent[128]; Uint32 previousVatICBLoc; Uint32 numFIDSFiles; Uint32 numFIDSDirectories; /* non-parent */ Uint16 minReadRevision; Uint16 minWriteRevision; Uint16 maxWriteRevision; Uint16 reserved; Uint8 impUse[0]; Uint32 vatEntry[0]; }; /* Sparing maps, see UDF 1.5 2.2.11 */ typedef struct { Uint32 origLocation; Uint32 mappedLocation; } SparingEntry; /* sparing maps, see UDF 2.0 2.2.11 */ struct SparingTable { tag descTag; EntityID sparingIdent; /* *UDF Sparing Table */ Uint16 reallocationTableLen; Uint16 reserved; /* #00 */ Uint32 sequenceNum; SparingEntry mapEntry[0]; }; /* Entity Identifiers (UDF 1.50 6.1) */ #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" /* Operating System Identifiers (UDF 1.50 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_WIN95 0x05U #define UDF_OS_CLASS_WINNT 0x06U #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_WIN95 0x00U #define UDF_OS_ID_WINNT 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_NAME_PAD 4 #define UDF_NAME_LEN 255 #define UDF_PATH_LEN 1023 #pragma pack() #endif /* !defined(_LINUX_UDF_FMT_H) */