include/ddk/ntddcdvd.h

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