iso.h

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/*
 *  FreeLoader
 *  Copyright (C) 1998-2003  Brian Palmer  <brianp@sginet.com>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#pragma once
 
#include <pshpack1.h>
typedef struct _DIR_RECORD
{
    UCHAR  RecordLength;            // 1
    UCHAR  ExtAttrRecordLength;     // 2
    ULONG  ExtentLocationL;         // 3-6
    ULONG  ExtentLocationM;         // 7-10
    ULONG  DataLengthL;             // 11-14
    ULONG  DataLengthM;             // 15-18
    UCHAR  Year;                    // 19
    UCHAR  Month;                   // 20
    UCHAR  Day;                     // 21
    UCHAR  Hour;                    // 22
    UCHAR  Minute;                  // 23
    UCHAR  Second;                  // 24
    UCHAR  TimeZone;                // 25
    UCHAR  FileFlags;               // 26
    UCHAR  FileUnitSize;            // 27
    UCHAR  InterleaveGapSize;       // 28
    ULONG  VolumeSequenceNumber;    // 29-32
    UCHAR  FileIdLength;            // 33
    UCHAR  FileId[1];               // 34
} DIR_RECORD, *PDIR_RECORD;
 
 
/* Volume Descriptor header */
typedef struct _VD_HEADER
{
    UCHAR  VdType;          // 1
    UCHAR  StandardId[5];   // 2-6
    UCHAR  VdVersion;       // 7
} VD_HEADER, *PVD_HEADER;
 
 
/*
 * Primary Volume Descriptor
 * See also cdfs/cd.h RAW_ISO_VD
 */
typedef struct _PVD
{
    UCHAR  VdType;                      // 1
    UCHAR  StandardId[5];               // 2-6
    UCHAR  VdVersion;                   // 7
    UCHAR  unused0;                     // 8
    UCHAR  SystemId[32];                // 9-40
    UCHAR  VolumeId[32];                // 41-72
    UCHAR  unused1[8];                  // 73-80
    ULONG  VolumeSpaceSizeL;            // 81-84
    ULONG  VolumeSpaceSizeM;            // 85-88
    UCHAR  unused2[32];                 // 89-120
    USHORT VolumeSetSizeL;              // 121-122
    USHORT VolumeSetSizeM;              // 123-124
    USHORT VolumeSeqNumberL;            // 125-126
    USHORT VolumeSeqNumberM;            // 127-128
    USHORT LogicalBlockSizeL;           // 129-130
    USHORT LogicalBlockSizeM;           // 131-132
    ULONG  PathTableSizeL;              // 133-136
    ULONG  PathTableSizeM;              // 137-140
    ULONG  LPathTablePos;               // 141-144
    ULONG  LOptPathTablePos;            // 145-148
    ULONG  MPathTablePos;               // 149-152
    ULONG  MOptPathTablePos;            // 153-156
    DIR_RECORD RootDirRecord;           // 157-190
    UCHAR  VolumeSetIdentifier[128];    // 191-318
    UCHAR  PublisherIdentifier[128];    // 319-446
 
    /* more data ... */
} PVD, *PPVD;
#include <poppack.h>
 
#define ISO_ATTR_HIDDEN     0x01    // CD_ATTRIBUTE_HIDDEN
#define ISO_ATTR_DIRECTORY  0x02    // CD_ATTRIBUTE_DIRECTORY
#define ISO_ATTR_ASSOC      0x04    // CD_ATTRIBUTE_ASSOC
#define ISO_ATTR_MULTI      0x80    // CD_ATTRIBUTE_MULTI
 
typedef struct _ISO_FILE_INFO
{
    // PISO_VOLUME_INFO Volume;
    ULONG FileStart;    // File start sector
    ULONG FileSize;     // File size
    ULONG FilePointer;  // File pointer
    ULONG DriveNumber;
    ULONG FileNameLength;
    UCHAR Attributes;
    CHAR FileName[RTL_FIELD_SIZE(FILEINFORMATION, FileName)];
} ISO_FILE_INFO, *PISO_FILE_INFO;
 
ULONGLONG
IsoGetVolumeSize(
    _In_ ULONG DeviceId);
 
const DEVVTBL* IsoMount(ULONG DeviceId);