libdvdcss/bsdi_dvd.h

   1 /*
   2  * $Id$
   3 */
   4
   5 #ifndef _DVD_H_
   6 #define _DVD_H_
   7
   8 #include <sys/cdefs.h>
   9 #include <machine/endian.h>
  10 #include <sys/ioctl.h>
  11
  12 __BEGIN_DECLS
  13 int     dvd_cdrom_ioctl(int, unsigned long, void *);
  14 int     cdrom_blocksize(int, int);
  15 void    dvd_cdrom_debug(int);
  16 __END_DECLS
  17
  18 #define ioctl(a,b,c)    dvd_cdrom_ioctl((a),(b),(c))
  19
  20 typedef unsigned char __u8;
  21 typedef unsigned short __u16;
  22 typedef unsigned int __u32;
  23
  24 #define DVD_READ_STRUCT         0x5390  /* Read structure */
  25 #define DVD_WRITE_STRUCT        0x5391  /* Write structure */
  26 #define DVD_AUTH                0x5392  /* Authentication */
  27
  28 #define DVD_STRUCT_PHYSICAL     0x00
  29 #define DVD_STRUCT_COPYRIGHT    0x01
  30 #define DVD_STRUCT_DISCKEY      0x02
  31 #define DVD_STRUCT_BCA          0x03
  32 #define DVD_STRUCT_MANUFACT     0x04
  33
  34 struct dvd_layer {
  35         __u8 book_version       : 4;
  36         __u8 book_type          : 4;
  37         __u8 min_rate           : 4;
  38         __u8 disc_size          : 4;
  39         __u8 layer_type         : 4;
  40         __u8 track_path         : 1;
  41         __u8 nlayers            : 2;
  42         __u8 track_density      : 4;
  43         __u8 linear_density     : 4;
  44         __u8 bca                : 1;
  45         __u32 start_sector;
  46         __u32 end_sector;
  47         __u32 end_sector_l0;
  48 };
  49
  50 struct dvd_physical {
  51         __u8 type;
  52         __u8 layer_num;
  53         struct dvd_layer layer[4];
  54 };
  55
  56 struct dvd_copyright {
  57         __u8 type;
  58
  59         __u8 layer_num;
  60         __u8 cpst;
  61         __u8 rmi;
  62 };
  63
  64 struct dvd_disckey {
  65         __u8 type;
  66
  67         unsigned agid           : 2;
  68         __u8 value[2048];
  69 };
  70
  71 struct dvd_bca {
  72         __u8 type;
  73
  74         int len;
  75         __u8 value[188];
  76 };
  77
  78 struct dvd_manufact {
  79         __u8 type;
  80
  81         __u8 layer_num;
  82         int len;
  83         __u8 value[2048];
  84 };
  85
  86 typedef union {
  87         __u8 type;
  88
  89         struct dvd_physical     physical;
  90         struct dvd_copyright    copyright;
  91         struct dvd_disckey      disckey;
  92         struct dvd_bca          bca;
  93         struct dvd_manufact     manufact;
  94 } dvd_struct;
  95
  96 /*
  97  * DVD authentication ioctl
  98  */
  99
 100 /* Authentication states */
 101 #define DVD_LU_SEND_AGID        0
 102 #define DVD_HOST_SEND_CHALLENGE 1
 103 #define DVD_LU_SEND_KEY1        2
 104 #define DVD_LU_SEND_CHALLENGE   3
 105 #define DVD_HOST_SEND_KEY2      4
 106
 107 /* Termination states */
 108 #define DVD_AUTH_ESTABLISHED    5
 109 #define DVD_AUTH_FAILURE        6
 110
 111 /* Other functions */
 112 #define DVD_LU_SEND_TITLE_KEY   7
 113 #define DVD_LU_SEND_ASF         8
 114 #define DVD_INVALIDATE_AGID     9
 115 #define DVD_LU_SEND_RPC_STATE   10
 116 #define DVD_HOST_SEND_RPC_STATE 11
 117
 118 /* State data */
 119 typedef __u8 dvd_key[5];                /* 40-bit value, MSB is first elem. */
 120 typedef __u8 dvd_challenge[10]; /* 80-bit value, MSB is first elem. */
 121
 122 struct dvd_lu_send_agid {
 123         __u8 type;
 124         unsigned agid           : 2;
 125 };
 126
 127 struct dvd_host_send_challenge {
 128         __u8 type;
 129         unsigned agid           : 2;
 130
 131         dvd_challenge chal;
 132 };
 133
 134 struct dvd_send_key {
 135         __u8 type;
 136         unsigned agid           : 2;
 137
 138         dvd_key key;
 139 };
 140
 141 struct dvd_lu_send_challenge {
 142         __u8 type;
 143         unsigned agid           : 2;
 144
 145         dvd_challenge chal;
 146 };
 147
 148 #define DVD_CPM_NO_COPYRIGHT    0
 149 #define DVD_CPM_COPYRIGHTED     1
 150
 151 #define DVD_CP_SEC_NONE         0
 152 #define DVD_CP_SEC_EXIST        1
 153
 154 #define DVD_CGMS_UNRESTRICTED   0
 155 #define DVD_CGMS_SINGLE         2
 156 #define DVD_CGMS_RESTRICTED     3
 157
 158 struct dvd_lu_send_title_key {
 159         __u8 type;
 160         unsigned agid           : 2;
 161
 162         dvd_key title_key;
 163         int lba;
 164         unsigned cpm            : 1;
 165         unsigned cp_sec         : 1;
 166         unsigned cgms           : 2;
 167 };
 168
 169 struct dvd_lu_send_asf {
 170         __u8 type;
 171         unsigned agid           : 2;
 172
 173         unsigned asf            : 1;
 174 };
 175
 176 struct dvd_host_send_rpcstate {
 177         __u8 type;
 178         __u8 pdrc;
 179 };
 180
 181 struct dvd_lu_send_rpcstate {
 182         __u8 type               : 2;
 183         __u8 vra                : 3;
 184         __u8 ucca               : 3;
 185         __u8 region_mask;
 186         __u8 rpc_scheme;
 187 };
 188
 189 typedef union {
 190         __u8 type;
 191
 192         struct dvd_lu_send_agid         lsa;
 193         struct dvd_host_send_challenge  hsc;
 194         struct dvd_send_key             lsk;
 195         struct dvd_lu_send_challenge    lsc;
 196         struct dvd_send_key             hsk;
 197         struct dvd_lu_send_title_key    lstk;
 198         struct dvd_lu_send_asf          lsasf;
 199         struct dvd_host_send_rpcstate   hrpcs;
 200         struct dvd_lu_send_rpcstate     lrpcs;
 201 } dvd_authinfo;
 202
 203
 204 typedef struct {
 205         __u16 report_key_length;
 206         __u8 reserved1;
 207         __u8 reserved2;
 208 #if BYTE_ORDER == BIG_ENDIAN
 209         __u8 type_code                  : 2;
 210         __u8 vra                        : 3;
 211         __u8 ucca                       : 3;
 212 #elif BYTE_ORDER == LITTLE_ENDIAN
 213         __u8 ucca                       : 3;
 214         __u8 vra                        : 3;
 215         __u8 type_code                  : 2;
 216 #endif
 217         __u8 region_mask;
 218         __u8 rpc_scheme;
 219         __u8 reserved3;
 220 } rpc_state_t;
 221
 222 /*
 223  * Stuff for the CDROM ioctls
 224 */
 225
 226 #define CDROMREADTOCHDR         0x5305 /* Read TOC header (cdrom_tochdr) */
 227 #define CDROMREADTOCENTRY       0x5306 /* Read TOC entry (cdrom_tocentry) */
 228 #define CDROMEJECT              0x5309 /* Ejects the cdrom media */
 229 #define CDROMCLOSETRAY          0x5319 /* Reverse of CDROMEJECT */
 230 #define CDROM_DRIVE_STATUS      0x5326 /* Get tray position, etc. */
 231 #define CDROM_DISC_STATUS       0x5327 /* Get disc type, etc. */
 232 #define CDROMREADMODE2          0x530c /* Read CDROM mode 2 data (2336 Bytes) */
 233 #define CDROMREADMODE1          0x530d /* Read CDROM mode 1 data (2048 Bytes) */
 234 #define CDROMREADRAW            0x5314 /* read data in raw mode (2352 bytes) */
 235
 236 #define CD_MINS              74 /* max. minutes per CD, not really a limit */
 237 #define CD_SECS              60 /* seconds per minute */
 238 #define CD_FRAMES            75 /* frames per second */
 239 #define CD_MSF_OFFSET       150 /* MSF numbering offset of first frame */
 240
 241 #define CD_HEAD_SIZE          4 /* header (address) bytes per raw data frame */
 242 #define CD_SYNC_SIZE         12 /* 12 sync bytes per raw data frame */
 243 #define CD_FRAMESIZE       2048 /* bytes per frame, "cooked" mode */
 244 #define CD_FRAMESIZE_RAW   2352 /* bytes per frame, "raw" mode */
 245 #define CD_FRAMESIZE_RAW0 (CD_FRAMESIZE_RAW-CD_SYNC_SIZE-CD_HEAD_SIZE) /*2336*/
 246 #define CD_FRAMESIZE_RAW1 (CD_FRAMESIZE_RAW-CD_SYNC_SIZE)       /*2340*/
 247
 248 /* CD-ROM address types (cdrom_tocentry.cdte_format) */
 249 #define CDROM_LBA 0x01          /* logical block: first frame is #0 */
 250 #define CDROM_MSF 0x02          /* minute-second-frame: binary. not bcd here!*/
 251
 252 /* bit to tell whether track is data or audio (cdrom_tocentry.cdte_ctrl) */
 253 #define CDROM_DATA_TRACK        0x04
 254
 255 /* The leadout track is always 0xAA, regardless of # of tracks on disc */
 256 #define CDROM_LEADOUT           0xAA
 257
 258 /* drive status returned by CDROM_DRIVE_STATUS ioctl */
 259 #define CDS_NO_INFO             0       /* if not implemented */
 260 #define CDS_NO_DISC             1
 261 #define CDS_TRAY_OPEN           2
 262 #define CDS_DRIVE_NOT_READY     3
 263 #define CDS_DISC_OK             4
 264
 265 /*
 266  * Return values for CDROM_DISC_STATUS ioctl.
 267  * Can also return CDS_NO_INFO and CDS_NO_DISC from above
 268 */
 269 #define CDS_AUDIO               100
 270 #define CDS_DATA_1              101
 271 #define CDS_DATA_2              102
 272 #define CDS_XA_2_1              103
 273 #define CDS_XA_2_2              104
 274 #define CDS_MIXED               105
 275
 276 /* For compile compatibility only - we don't support changers */
 277 #define CDSL_NONE               ((int) (~0U>>1)-1)
 278 #define CDSL_CURRENT            ((int) (~0U>>1))
 279
 280 struct cdrom_msf
 281 {
 282         __u8    cdmsf_min0;     /* start minute */
 283         __u8    cdmsf_sec0;     /* start second */
 284         __u8    cdmsf_frame0;   /* start frame */
 285         __u8    cdmsf_min1;     /* end minute */
 286         __u8    cdmsf_sec1;     /* end second */
 287         __u8    cdmsf_frame1;   /* end frame */
 288 };
 289
 290 struct  cdrom_tochdr
 291         {
 292         __u8    cdth_trk0;      /* start track */
 293         __u8    cdth_trk1;      /* end track */
 294         };
 295
 296 struct cdrom_msf0
 297 {
 298         __u8    minute;
 299         __u8    second;
 300         __u8    frame;
 301 };
 302
 303 union cdrom_addr
 304 {
 305         struct cdrom_msf0       msf;
 306         int                     lba;
 307 };
 308
 309 struct cdrom_tocentry
 310 {
 311         __u8    cdte_track;
 312         __u8    cdte_adr        :4;
 313         __u8    cdte_ctrl       :4;
 314         __u8    cdte_format;
 315         union cdrom_addr cdte_addr;
 316         __u8    cdte_datamode;
 317 };
 318
 319 struct modesel_head
 320 {
 321         __u8    reserved1;
 322         __u8    medium;
 323         __u8    reserved2;
 324         __u8    block_desc_length;
 325         __u8    density;
 326         __u8    number_of_blocks_hi;
 327         __u8    number_of_blocks_med;
 328         __u8    number_of_blocks_lo;
 329         __u8    reserved3;
 330         __u8    block_length_hi;
 331         __u8    block_length_med;
 332         __u8    block_length_lo;
 333 };
 334
 335 typedef struct
 336 {
 337         int     data;
 338         int     audio;
 339         int     cdi;
 340         int     xa;
 341         int     error;
 342 } tracktype;
 343
 344 #endif /* _DVD_H_ */