libdvdcss/ioctl.h

   1 /*****************************************************************************
   2  * ioctl.h: DVD ioctl replacement function
   3  *****************************************************************************
   4  * Copyright (C) 1999-2001 VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Sam Hocevar <sam@zoy.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with libdvdcss; if not, write to the Free Software Foundation, Inc.,
  21  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  22  *****************************************************************************/
  23
  24 int ioctl_ReadCopyright     ( int, int, int * );
  25 int ioctl_ReadDiscKey       ( int, int *, uint8_t * );
  26 int ioctl_ReadTitleKey      ( int, int *, int, uint8_t * );
  27 int ioctl_ReportAgid        ( int, int * );
  28 int ioctl_ReportChallenge   ( int, int *, uint8_t * );
  29 int ioctl_ReportKey1        ( int, int *, uint8_t * );
  30 int ioctl_ReportASF         ( int, int *, int * );
  31 int ioctl_InvalidateAgid    ( int, int * );
  32 int ioctl_SendChallenge     ( int, int *, uint8_t * );
  33 int ioctl_SendKey2          ( int, int *, uint8_t * );
  34 int ioctl_ReportRPC         ( int, int *, int *, int * );
  35 int ioctl_SendRPC           ( int, int );
  36
  37 #define DVD_KEY_SIZE 5
  38 #define DVD_CHALLENGE_SIZE 10
  39 #define DVD_DISCKEY_SIZE 2048
  40
  41 /*****************************************************************************
  42  * Common macro, BeOS specific
  43  *****************************************************************************/
  44 #if defined( SYS_BEOS )
  45 #define INIT_RDC( TYPE, SIZE ) \
  46     raw_device_command rdc; \
  47     uint8_t p_buffer[ (SIZE)+1 ]; \
  48     memset( &rdc, 0, sizeof( raw_device_command ) ); \
  49     rdc.data = (char *)p_buffer; \
  50     rdc.data_length = (SIZE); \
  51     BeInitRDC( &rdc, (TYPE) );
  52 #endif
  53
  54 /*****************************************************************************
  55  * Common macro, HP-UX specific
  56  *****************************************************************************/
  57 #if defined( HPUX_SCTL_IO )
  58 #define INIT_SCTL_IO( TYPE, SIZE ) \
  59     struct sctl_io sctl_io; \
  60     uint8_t p_buffer[ (SIZE)+1 ]; \
  61     memset( &sctl_io, 0, sizeof( sctl_io ) ); \
  62     sctl_io.data = (void *)p_buffer; \
  63     sctl_io.data_length = (SIZE); \
  64     HPUXInitSCTL( &sctl_io, (TYPE) );
  65 #endif
  66
  67 /*****************************************************************************
  68  * Common macro, Solaris specific
  69  *****************************************************************************/
  70 #if defined( SOLARIS_USCSI )
  71 #define USCSI_TIMEOUT( SC, TO ) ( (SC)->uscsi_timeout = (TO) )
  72 #define USCSI_RESID( SC )       ( (SC)->uscsi_resid )
  73 #define INIT_USCSI( TYPE, SIZE ) \
  74     struct uscsi_cmd sc; \
  75     union scsi_cdb rs_cdb; \
  76     uint8_t p_buffer[ (SIZE)+1 ]; \
  77     memset( &sc, 0, sizeof( struct uscsi_cmd ) ); \
  78     sc.uscsi_cdb = (caddr_t)&rs_cdb; \
  79     sc.uscsi_bufaddr = (caddr_t)p_buffer; \
  80     sc.uscsi_buflen = (SIZE); \
  81     SolarisInitUSCSI( &sc, (TYPE) );
  82 #endif
  83
  84 /*****************************************************************************
  85  * Common macro, Darwin specific
  86  *****************************************************************************/
  87 #if defined( DARWIN_DVD_IOCTL )
  88 #define INIT_DVDIOCTL( DKDVD_TYPE, BUFFER_TYPE, FORMAT ) \
  89     DKDVD_TYPE dvd; \
  90     BUFFER_TYPE dvdbs; \
  91     memset( &dvd, 0, sizeof(dvd) ); \
  92     memset( &dvdbs, 0, sizeof(dvdbs) ); \
  93     dvd.format = FORMAT; \
  94     dvd.buffer = &dvdbs; \
  95     dvd.bufferLength = sizeof(dvdbs);
  96 #endif
  97
  98 /*****************************************************************************
  99  * Common macro, win32 specific
 100  *****************************************************************************/
 101 #if defined( WIN32 )
 102 #define INIT_SPTD( TYPE, SIZE ) \
 103     DWORD tmp; \
 104     SCSI_PASS_THROUGH_DIRECT sptd; \
 105     uint8_t p_buffer[ (SIZE) ]; \
 106     memset( &sptd, 0, sizeof( SCSI_PASS_THROUGH_DIRECT ) ); \
 107     sptd.Length = sizeof( SCSI_PASS_THROUGH_DIRECT ); \
 108     sptd.DataBuffer = p_buffer; \
 109     sptd.DataTransferLength = (SIZE); \
 110     WinInitSPTD( &sptd, (TYPE) );
 111 #define SEND_SPTD( DEV, SPTD, TMP ) \
 112     (DeviceIoControl( (HANDLE)(DEV), IOCTL_SCSI_PASS_THROUGH_DIRECT, \
 113                       (SPTD), sizeof( SCSI_PASS_THROUGH_DIRECT ), \
 114                       (SPTD), sizeof( SCSI_PASS_THROUGH_DIRECT ), \
 115                       (TMP), NULL ) ? 0 : -1)
 116 #define INIT_SSC( TYPE, SIZE ) \
 117     struct SRB_ExecSCSICmd ssc; \
 118     uint8_t p_buffer[ (SIZE)+1 ]; \
 119     memset( &ssc, 0, sizeof( struct SRB_ExecSCSICmd ) ); \
 120     ssc.SRB_BufPointer = (char *)p_buffer; \
 121     ssc.SRB_BufLen = (SIZE); \
 122     WinInitSSC( &ssc, (TYPE) );
 123 #endif
 124
 125 /*****************************************************************************
 126  * Common macro, QNX specific
 127  *****************************************************************************/
 128 #if defined( __QNXNTO__ )
 129 #define INIT_CPT( TYPE, SIZE ) \
 130     CAM_PASS_THRU * p_cpt; \
 131     uint8_t * p_buffer; \
 132     int structSize = sizeof( CAM_PASS_THRU ) + (SIZE); \
 133     p_cpt = (CAM_PASS_THRU *) malloc ( structSize ); \
 134     p_buffer = (uint8_t *) p_cpt + sizeof( CAM_PASS_THRU ); \
 135     memset( p_cpt, 0, structSize ); \
 136       p_cpt->cam_data_ptr = sizeof( CAM_PASS_THRU ); \
 137       p_cpt->cam_dxfer_len = (SIZE); \
 138     QNXInitCPT( p_cpt, (TYPE) );
 139 #endif
 140
 141 /*****************************************************************************
 142  * Common macro, OS2 specific
 143  *****************************************************************************/
 144 #if defined( SYS_OS2 )
 145 #define INIT_SSC( TYPE, SIZE ) \
 146     struct OS2_ExecSCSICmd sdc; \
 147     uint8_t p_buffer[ (SIZE)+1 ]; \
 148     unsigned long ulParamLen; \
 149     unsigned long ulDataLen; \
 150     memset( &sdc, 0, sizeof( OS2_ExecSCSICmd ) ); \
 151     memset( &p_buffer, 0, SIZE ); \
 152     sdc.data_length = (SIZE); \
 153     ulParamLen = sizeof(sdc); \
 154     OS2InitSDC( &sdc, (TYPE) )
 155 #endif
 156
 157 /*****************************************************************************
 158  * Additional types, OpenBSD specific
 159  *****************************************************************************/
 160 #if defined( HAVE_OPENBSD_DVD_STRUCT )
 161 typedef union dvd_struct dvd_struct;
 162 typedef union dvd_authinfo dvd_authinfo;
 163 #endif
 164
 165 /*****************************************************************************
 166  * Various DVD I/O tables
 167  *****************************************************************************/
 168 #if defined( SYS_BEOS ) || defined( WIN32 ) || defined ( SOLARIS_USCSI ) || defined ( HPUX_SCTL_IO ) || defined ( __QNXNTO__ ) || defined ( SYS_OS2 )
 169     /* The generic packet command opcodes for CD/DVD Logical Units,
 170      * From Table 57 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */
 171 #   define GPCMD_READ_DVD_STRUCTURE 0xad
 172 #   define GPCMD_REPORT_KEY         0xa4
 173 #   define GPCMD_SEND_KEY           0xa3
 174     /* DVD struct types */
 175 #   define DVD_STRUCT_PHYSICAL      0x00
 176 #   define DVD_STRUCT_COPYRIGHT     0x01
 177 #   define DVD_STRUCT_DISCKEY       0x02
 178 #   define DVD_STRUCT_BCA           0x03
 179 #   define DVD_STRUCT_MANUFACT      0x04
 180     /* Key formats */
 181 #   define DVD_REPORT_AGID          0x00
 182 #   define DVD_REPORT_CHALLENGE     0x01
 183 #   define DVD_SEND_CHALLENGE       0x01
 184 #   define DVD_REPORT_KEY1          0x02
 185 #   define DVD_SEND_KEY2            0x03
 186 #   define DVD_REPORT_TITLE_KEY     0x04
 187 #   define DVD_REPORT_ASF           0x05
 188 #   define DVD_SEND_RPC             0x06
 189 #   define DVD_REPORT_RPC           0x08
 190 #   define DVD_INVALIDATE_AGID      0x3f
 191 #endif
 192
 193 /*****************************************************************************
 194  * win32 ioctl specific
 195  *****************************************************************************/
 196 #if defined( WIN32 )
 197
 198 #define WIN32_LEAN_AND_MEAN
 199 #include <windows.h>
 200
 201 #define IOCTL_DVD_START_SESSION         CTL_CODE(FILE_DEVICE_DVD, 0x0400, METHOD_BUFFERED, FILE_READ_ACCESS)
 202 #define IOCTL_DVD_READ_KEY              CTL_CODE(FILE_DEVICE_DVD, 0x0401, METHOD_BUFFERED, FILE_READ_ACCESS)
 203 #define IOCTL_DVD_SEND_KEY              CTL_CODE(FILE_DEVICE_DVD, 0x0402, METHOD_BUFFERED, FILE_READ_ACCESS)
 204 #define IOCTL_DVD_END_SESSION           CTL_CODE(FILE_DEVICE_DVD, 0x0403, METHOD_BUFFERED, FILE_READ_ACCESS)
 205 #define IOCTL_DVD_GET_REGION            CTL_CODE(FILE_DEVICE_DVD, 0x0405, METHOD_BUFFERED, FILE_READ_ACCESS)
 206 #define IOCTL_DVD_SEND_KEY2             CTL_CODE(FILE_DEVICE_DVD, 0x0406, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
 207 #define IOCTL_DVD_READ_STRUCTURE        CTL_CODE(FILE_DEVICE_DVD, 0x0450, METHOD_BUFFERED, FILE_READ_ACCESS)
 208 #define IOCTL_SCSI_PASS_THROUGH_DIRECT  CTL_CODE(FILE_DEVICE_CONTROLLER, 0x0405, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
 209
 210 #define DVD_CHALLENGE_KEY_LENGTH        (12 + sizeof(DVD_COPY_PROTECT_KEY))
 211 #define DVD_BUS_KEY_LENGTH              (8 + sizeof(DVD_COPY_PROTECT_KEY))
 212 #define DVD_TITLE_KEY_LENGTH            (8 + sizeof(DVD_COPY_PROTECT_KEY))
 213 #define DVD_DISK_KEY_LENGTH             (2048 + sizeof(DVD_COPY_PROTECT_KEY))
 214 #define DVD_RPC_KEY_LENGTH              (sizeof(DVD_RPC_KEY) + sizeof(DVD_COPY_PROTECT_KEY))
 215 #define DVD_ASF_LENGTH                  (sizeof(DVD_ASF) + sizeof(DVD_COPY_PROTECT_KEY))
 216
 217 #define DVD_COPYRIGHT_MASK              0x00000040
 218 #define DVD_NOT_COPYRIGHTED             0x00000000
 219 #define DVD_COPYRIGHTED                 0x00000040
 220
 221 #define DVD_SECTOR_PROTECT_MASK         0x00000020
 222 #define DVD_SECTOR_NOT_PROTECTED        0x00000000
 223 #define DVD_SECTOR_PROTECTED            0x00000020
 224
 225 #define SCSI_IOCTL_DATA_OUT             0
 226 #define SCSI_IOCTL_DATA_IN              1
 227
 228 typedef ULONG DVD_SESSION_ID, *PDVD_SESSION_ID;
 229
 230 typedef enum DVD_STRUCTURE_FORMAT {
 231     DvdPhysicalDescriptor,
 232     DvdCopyrightDescriptor,
 233     DvdDiskKeyDescriptor,
 234     DvdBCADescriptor,
 235     DvdManufacturerDescriptor,
 236     DvdMaxDescriptor
 237 } DVD_STRUCTURE_FORMAT, *PDVD_STRUCTURE_FORMAT;
 238
 239 typedef struct DVD_READ_STRUCTURE {
 240     LARGE_INTEGER BlockByteOffset;
 241     DVD_STRUCTURE_FORMAT Format;
 242     DVD_SESSION_ID SessionId;
 243     UCHAR LayerNumber;
 244 } DVD_READ_STRUCTURE, *PDVD_READ_STRUCTURE;
 245
 246 typedef struct DVD_COPYRIGHT_DESCRIPTOR {
 247     UCHAR CopyrightProtectionType;
 248     UCHAR RegionManagementInformation;
 249     USHORT Reserved;
 250 } DVD_COPYRIGHT_DESCRIPTOR, *PDVD_COPYRIGHT_DESCRIPTOR;
 251
 252 typedef enum
 253 {
 254     DvdChallengeKey = 0x01,
 255     DvdBusKey1,
 256     DvdBusKey2,
 257     DvdTitleKey,
 258     DvdAsf,
 259     DvdSetRpcKey = 0x6,
 260     DvdGetRpcKey = 0x8,
 261     DvdDiskKey = 0x80,
 262     DvdInvalidateAGID = 0x3f
 263 } DVD_KEY_TYPE;
 264
 265 typedef struct DVD_COPY_PROTECT_KEY
 266 {
 267     ULONG KeyLength;
 268     DVD_SESSION_ID SessionId;
 269     DVD_KEY_TYPE KeyType;
 270     ULONG KeyFlags;
 271     union
 272     {
 273         struct
 274         {
 275             ULONG FileHandle;
 276             ULONG Reserved;   // used for NT alignment
 277         };
 278         LARGE_INTEGER TitleOffset;
 279     } Parameters;
 280     UCHAR KeyData[0];
 281 } DVD_COPY_PROTECT_KEY, *PDVD_COPY_PROTECT_KEY;
 282
 283 typedef struct DVD_ASF
 284 {
 285     UCHAR Reserved0[3];
 286     UCHAR SuccessFlag:1;
 287     UCHAR Reserved1:7;
 288 } DVD_ASF, * PDVD_ASF;
 289
 290 typedef struct DVD_RPC_KEY
 291 {
 292     UCHAR UserResetsAvailable:3;
 293     UCHAR ManufacturerResetsAvailable:3;
 294     UCHAR TypeCode:2;
 295     UCHAR RegionMask;
 296     UCHAR RpcScheme;
 297     UCHAR Reserved2[1];
 298 } DVD_RPC_KEY, * PDVD_RPC_KEY;
 299
 300 typedef struct SCSI_PASS_THROUGH_DIRECT
 301 {
 302     USHORT Length;
 303     UCHAR ScsiStatus;
 304     UCHAR PathId;
 305     UCHAR TargetId;
 306     UCHAR Lun;
 307     UCHAR CdbLength;
 308     UCHAR SenseInfoLength;
 309     UCHAR DataIn;
 310     ULONG DataTransferLength;
 311     ULONG TimeOutValue;
 312     PVOID DataBuffer;
 313     ULONG SenseInfoOffset;
 314     UCHAR Cdb[16];
 315 } SCSI_PASS_THROUGH_DIRECT, *PSCSI_PASS_THROUGH_DIRECT;
 316
 317 /*****************************************************************************
 318  * win32 aspi specific
 319  *****************************************************************************/
 320
 321 typedef DWORD (CALLBACK *GETASPI32SUPPORTINFO)(VOID);
 322 typedef DWORD (CALLBACK *SENDASPI32COMMAND)(LPVOID);
 323
 324 #define WIN2K               ( GetVersion() < 0x80000000 )
 325 #define ASPI_HAID           0
 326 #define ASPI_TARGET         0
 327 #define DTYPE_CDROM         0x05
 328
 329 #define SENSE_LEN           0x0E
 330 #define SC_GET_DEV_TYPE     0x01
 331 #define SC_EXEC_SCSI_CMD    0x02
 332 #define SC_GET_DISK_INFO    0x06
 333 #define SS_COMP             0x01
 334 #define SS_PENDING          0x00
 335 #define SS_NO_ADAPTERS      0xE8
 336 #define SRB_DIR_IN          0x08
 337 #define SRB_DIR_OUT         0x10
 338 #define SRB_EVENT_NOTIFY    0x40
 339
 340 struct w32_aspidev
 341 {
 342     long  hASPI;
 343     short i_sid;
 344     int   i_blocks;
 345     SENDASPI32COMMAND lpSendCommand;
 346 };
 347
 348 #pragma pack(1)
 349
 350 struct SRB_GetDiskInfo
 351 {
 352     unsigned char   SRB_Cmd;
 353     unsigned char   SRB_Status;
 354     unsigned char   SRB_HaId;
 355     unsigned char   SRB_Flags;
 356     unsigned long   SRB_Hdr_Rsvd;
 357     unsigned char   SRB_Target;
 358     unsigned char   SRB_Lun;
 359     unsigned char   SRB_DriveFlags;
 360     unsigned char   SRB_Int13HDriveInfo;
 361     unsigned char   SRB_Heads;
 362     unsigned char   SRB_Sectors;
 363     unsigned char   SRB_Rsvd1[22];
 364 };
 365
 366 struct SRB_GDEVBlock
 367 {
 368     unsigned char SRB_Cmd;
 369     unsigned char SRB_Status;
 370     unsigned char SRB_HaId;
 371     unsigned char SRB_Flags;
 372     unsigned long SRB_Hdr_Rsvd;
 373     unsigned char SRB_Target;
 374     unsigned char SRB_Lun;
 375     unsigned char SRB_DeviceType;
 376     unsigned char SRB_Rsvd1;
 377 };
 378
 379 struct SRB_ExecSCSICmd
 380 {
 381     unsigned char   SRB_Cmd;
 382     unsigned char   SRB_Status;
 383     unsigned char   SRB_HaId;
 384     unsigned char   SRB_Flags;
 385     unsigned long   SRB_Hdr_Rsvd;
 386     unsigned char   SRB_Target;
 387     unsigned char   SRB_Lun;
 388     unsigned short  SRB_Rsvd1;
 389     unsigned long   SRB_BufLen;
 390     unsigned char   *SRB_BufPointer;
 391     unsigned char   SRB_SenseLen;
 392     unsigned char   SRB_CDBLen;
 393     unsigned char   SRB_HaStat;
 394     unsigned char   SRB_TargStat;
 395     unsigned long   *SRB_PostProc;
 396     unsigned char   SRB_Rsvd2[20];
 397     unsigned char   CDBByte[16];
 398     unsigned char   SenseArea[SENSE_LEN+2];
 399 };
 400
 401 #pragma pack()
 402
 403 #endif
 404
 405 /*****************************************************************************
 406  * OS2 ioctl specific
 407  *****************************************************************************/
 408 #if defined( SYS_OS2 )
 409
 410 #define CDROMDISK_EXECMD      0x7A
 411
 412 #define EX_DIRECTION_IN       0x01
 413 #define EX_PLAYING_CHK        0x02
 414
 415 #pragma pack(1)
 416
 417 struct OS2_ExecSCSICmd
 418 {
 419     unsigned long   id_code;      // 'CD01'
 420     unsigned short  data_length;  // length of the Data Packet
 421     unsigned short  cmd_length;   // length of the Command Buffer
 422     unsigned short  flags;        // flags
 423     unsigned char   command[16];  // Command Buffer for SCSI command
 424
 425 } OS2_ExecSCSICmd;
 426
 427 #pragma pack()
 428
 429 #endif