| 1 | /*
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| 2 | * DDK information for DVD
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| 3 | *
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| 4 | * Copyright (C) 2004 Uwe Bonnes
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| 5 | *
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| 6 | * This library is free software; you can redistribute it and/or
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| 7 | * modify it under the terms of the GNU Lesser General Public
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| 8 | * License as published by the Free Software Foundation; either
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| 9 | * version 2.1 of the License, or (at your option) any later version.
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| 10 | *
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| 11 | * This library is distributed in the hope that it will be useful,
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 14 | * Lesser General Public License for more details.
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| 15 | *
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| 16 | * You should have received a copy of the GNU Lesser General Public
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| 17 | * License along with this library; if not, write to the Free Software
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| 18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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| 19 | */
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| 20 |
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| 21 | /*
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| 22 | * Oracle LGPL Disclaimer: For the avoidance of doubt, except that if any license choice
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| 23 | * other than GPL or LGPL is available it will apply instead, Oracle elects to use only
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| 24 | * the Lesser General Public License version 2.1 (LGPLv2) at this time for any software where
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| 25 | * a choice of LGPL license versions is made available with the language indicating
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| 26 | * that LGPLv2 or any later version may be used, or where a choice of which version
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| 27 | * of the LGPL is applied is otherwise unspecified.
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| 28 | */
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| 29 |
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| 30 | #ifndef __NTDDCDVD_H
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| 31 | #define __NTDDCDVD_H
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| 32 |
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| 33 | /* definitions taken from libdvdcss, modified to reflect Windows names and data types in places */
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| 34 |
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| 35 | #define IOCTL_DVD_BASE FILE_DEVICE_DVD
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| 36 |
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| 37 | #define IOCTL_DVD_START_SESSION CTL_CODE(IOCTL_DVD_BASE, 0x0400, METHOD_BUFFERED, FILE_READ_ACCESS)
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| 38 | #define IOCTL_DVD_READ_KEY CTL_CODE(IOCTL_DVD_BASE, 0x0401, METHOD_BUFFERED, FILE_READ_ACCESS)
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| 39 | #define IOCTL_DVD_SEND_KEY CTL_CODE(IOCTL_DVD_BASE, 0x0402, METHOD_BUFFERED, FILE_READ_ACCESS)
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| 40 | #define IOCTL_DVD_END_SESSION CTL_CODE(IOCTL_DVD_BASE, 0x0403, METHOD_BUFFERED, FILE_READ_ACCESS)
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| 41 | #define IOCTL_DVD_SET_READ_AHEAD CTL_CODE(IOCTL_DVD_BASE, 0x0404, METHOD_BUFFERED, FILE_READ_ACCESS)
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| 42 | #define IOCTL_DVD_GET_REGION CTL_CODE(IOCTL_DVD_BASE, 0x0405, METHOD_BUFFERED, FILE_READ_ACCESS)
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| 43 | #define IOCTL_DVD_SEND_KEY2 CTL_CODE(IOCTL_DVD_BASE, 0x0406, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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| 44 |
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| 45 | #define IOCTL_DVD_READ_STRUCTURE CTL_CODE(IOCTL_DVD_BASE, 0x0450, METHOD_BUFFERED, FILE_READ_ACCESS)
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| 46 |
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| 47 | typedef enum {
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| 48 | DvdChallengeKey = 0x01,
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| 49 | DvdBusKey1,
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| 50 | DvdBusKey2,
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| 51 | DvdTitleKey,
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| 52 | DvdAsf,
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| 53 | DvdSetRpcKey = 0x6,
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| 54 | DvdGetRpcKey = 0x8,
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| 55 | DvdDiskKey = 0x80,
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| 56 | DvdInvalidateAGID = 0x3f
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| 57 | } DVD_KEY_TYPE;
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| 58 |
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| 59 | typedef ULONG DVD_SESSION_ID, *PDVD_SESSION_ID;
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| 60 |
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| 61 | #include <pshpack1.h>
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| 62 |
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| 63 | typedef struct _DVD_COPY_PROTECT_KEY {
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| 64 | ULONG KeyLength;
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| 65 | DVD_SESSION_ID SessionId;
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| 66 | DVD_KEY_TYPE KeyType;
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| 67 | ULONG KeyFlags;
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| 68 | union {
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| 69 | struct {
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| 70 | ULONG FileHandle;
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| 71 | ULONG Reserved; /* used for NT alignment */
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| 72 | } s;
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| 73 | LARGE_INTEGER TitleOffset;
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| 74 | } Parameters;
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| 75 | UCHAR KeyData[1];
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| 76 | } DVD_COPY_PROTECT_KEY, *PDVD_COPY_PROTECT_KEY;
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| 77 |
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| 78 | typedef struct _DVD_RPC_KEY {
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| 79 | UCHAR UserResetsAvailable:3;
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| 80 | UCHAR ManufacturerResetsAvailable:3;
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| 81 | UCHAR TypeCode:2;
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| 82 | UCHAR RegionMask;
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| 83 | UCHAR RpcScheme;
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| 84 | UCHAR Reserved2[1];
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| 85 | } DVD_RPC_KEY, * PDVD_RPC_KEY;
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| 86 |
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| 87 | typedef struct _DVD_ASF {
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| 88 | UCHAR Reserved0[3];
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| 89 | UCHAR SuccessFlag:1;
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| 90 | UCHAR Reserved1:7;
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| 91 | } DVD_ASF, * PDVD_ASF;
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| 92 |
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| 93 | typedef struct _DVD_REGION
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| 94 | {
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| 95 | UCHAR CopySystem;
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| 96 | UCHAR RegionData; /* current media region (not playable when set) */
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| 97 | UCHAR SystemRegion; /* current drive region (playable when set) */
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| 98 | UCHAR ResetCount; /* number of resets available */
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| 99 | } DVD_REGION, * PDVD_REGION;
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| 100 |
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| 101 | typedef enum _DVD_STRUCTURE_FORMAT
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| 102 | {
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| 103 | DvdPhysicalDescriptor,
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| 104 | DvdCopyrightDescriptor,
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| 105 | DvdDiskKeyDescriptor,
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| 106 | DvdBCADescriptor,
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| 107 | DvdManufacturerDescriptor,
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| 108 | DvdMaxDescriptor
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| 109 | } DVD_STRUCTURE_FORMAT, *PDVD_STRUCTURE_FORMAT;
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| 110 |
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| 111 | typedef struct DVD_READ_STRUCTURE {
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| 112 | /* Contains an offset to the logical block address of the descriptor to be retrieved. */
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| 113 | LARGE_INTEGER BlockByteOffset;
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| 114 |
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| 115 | /* 0:Physical descriptor, 1:Copyright descriptor, 2:Disk key descriptor
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| 116 | 3:BCA descriptor, 4:Manufacturer descriptor, 5:Max descriptor
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| 117 | */
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| 118 | DVD_STRUCTURE_FORMAT Format;
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| 119 |
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| 120 | /* Session ID, that is obtained by IOCTL_DVD_START_SESSION */
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| 121 | DVD_SESSION_ID SessionId;
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| 122 |
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| 123 | /* From 0 to 4 */
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| 124 | UCHAR LayerNumber;
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| 125 | } DVD_READ_STRUCTURE, *PDVD_READ_STRUCTURE;
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| 126 |
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| 127 | typedef struct _DVD_DESCRIPTOR_HEADER {
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| 128 | USHORT Length;
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| 129 | UCHAR Reserved[2];
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| 130 | } DVD_DESCRIPTOR_HEADER, *PDVD_DESCRIPTOR_HEADER;
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| 131 | C_ASSERT(sizeof(DVD_DESCRIPTOR_HEADER) == 4);
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| 132 |
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| 133 | typedef struct _DVD_LAYER_DESCRIPTOR
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| 134 | {
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| 135 | UCHAR BookVersion : 4;
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| 136 |
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| 137 | /* 0:DVD-ROM, 1:DVD-RAM, 2:DVD-R, 3:DVD-RW, 9:DVD-RW */
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| 138 | UCHAR BookType : 4;
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| 139 |
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| 140 | UCHAR MinimumRate : 4;
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| 141 |
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| 142 | /* The physical size of the media. 0:120 mm, 1:80 mm. */
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| 143 | UCHAR DiskSize : 4;
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| 144 |
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| 145 | /* 1:Read-only layer, 2:Recordable layer, 4:Rewritable layer */
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| 146 | UCHAR LayerType : 4;
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| 147 |
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| 148 | /* 0:parallel track path, 1:opposite track path */
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| 149 | UCHAR TrackPath : 1;
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| 150 |
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| 151 | /* 0:one layers, 1:two layers, and so on */
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| 152 | UCHAR NumberOfLayers : 2;
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| 153 |
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| 154 | UCHAR Reserved1 : 1;
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| 155 |
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| 156 | /* 0:0.74 µm/track, 1:0.80 µm/track, 2:0.615 µm/track */
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| 157 | UCHAR TrackDensity : 4;
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| 158 |
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| 159 | /* 0:0.267 µm/bit, 1:0.293 µm/bit, 2:0.409 to 0.435 µm/bit, 4:0.280 to 0.291 µm/bit, 8:0.353 µm/bit */
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| 160 | UCHAR LinearDensity : 4;
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| 161 |
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| 162 | /* Must be either 0x30000:DVD-ROM or DVD-R/-RW or 0x31000:DVD-RAM or DVD+RW */
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| 163 | ULONG StartingDataSector;
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| 164 |
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| 165 | ULONG EndDataSector;
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| 166 | ULONG EndLayerZeroSector;
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| 167 | UCHAR Reserved5 : 7;
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| 168 |
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| 169 | /* 0 indicates no BCA data */
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| 170 | UCHAR BCAFlag : 1;
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| 171 | }DVD_LAYER_DESCRIPTOR, * PDVD_LAYER_DESCRIPTOR;
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| 172 | C_ASSERT(sizeof(DVD_LAYER_DESCRIPTOR) == 17);
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| 173 |
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| 174 | typedef struct _DVD_COPYRIGHT_DESCRIPTOR
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| 175 | {
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| 176 | UCHAR CopyrightProtectionType;
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| 177 | UCHAR RegionManagementInformation;
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| 178 | USHORT Reserved;
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| 179 | }DVD_COPYRIGHT_DESCRIPTOR, * PDVD_COPYRIGHT_DESCRIPTOR;
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| 180 |
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| 181 | typedef struct _DVD_DISK_KEY_DESCRIPTOR
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| 182 | {
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| 183 | UCHAR DiskKeyData[2048];
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| 184 | }DVD_DISK_KEY_DESCRIPTOR, * PDVD_DISK_KEY_DESCRIPTOR;
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| 185 |
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| 186 | typedef struct _DVD_BCA_DESCRIPTOR
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| 187 | {
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| 188 | UCHAR BCAInformation[1];
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| 189 | }DVD_BCA_DESCRIPTOR, * PDVD_BCA_DESCRIPTOR;
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| 190 |
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| 191 | typedef struct _DVD_MANUFACTURER_DESCRIPTOR
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| 192 | {
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| 193 | UCHAR ManufacturingInformation[2048];
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| 194 | }DVD_MANUFACTURER_DESCRIPTOR, * PDVD_MANUFACTURER_DESCRIPTOR;
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| 195 |
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| 196 | #define DVD_CHALLENGE_KEY_LENGTH (12 + sizeof(DVD_COPY_PROTECT_KEY) - sizeof(UCHAR))
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| 197 |
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| 198 | #define DVD_DISK_KEY_LENGTH (2048 + sizeof(DVD_COPY_PROTECT_KEY) - sizeof(UCHAR))
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| 199 |
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| 200 | #define DVD_KEY_SIZE 5
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| 201 | #define DVD_CHALLENGE_SIZE 10
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| 202 | #define DVD_DISCKEY_SIZE 2048
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| 203 | #define DVD_SECTOR_PROTECTED 0x00000020
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| 204 |
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| 205 | #include <poppack.h>
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| 206 |
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| 207 | #endif /* __NTDDCDVD_H */
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