NetBSD/sys/sys/dvdio.h

207 lines
3.8 KiB
C

/* $NetBSD: dvdio.h,v 1.8 2005/12/26 18:41:36 perry Exp $ */
#ifndef _SYS_DVDIO_H_
#define _SYS_DVDIO_H_
#include <sys/types.h>
#include <sys/ioccom.h>
/* DVD-ROM Specific ioctls */
#define DVD_READ_STRUCT _IOWR('d', 0, dvd_struct)
#define DVD_WRITE_STRUCT _IOWR('d', 1, dvd_struct)
#define DVD_AUTH _IOWR('d', 2, dvd_authinfo)
#define GPCMD_READ_DVD_STRUCTURE 0xad
#define GPCMD_SEND_DVD_STRUCTURE 0xad
#define GPCMD_REPORT_KEY 0xa4
#define GPCMD_SEND_KEY 0xa3
/* DVD struct types */
#define DVD_STRUCT_PHYSICAL 0x00
#define DVD_STRUCT_COPYRIGHT 0x01
#define DVD_STRUCT_DISCKEY 0x02
#define DVD_STRUCT_BCA 0x03
#define DVD_STRUCT_MANUFACT 0x04
struct dvd_layer {
uint8_t book_version : 4;
uint8_t book_type : 4;
uint8_t min_rate : 4;
uint8_t disc_size : 4;
uint8_t layer_type : 4;
uint8_t track_path : 1;
uint8_t nlayers : 2;
uint8_t track_density : 4;
uint8_t linear_density : 4;
uint8_t bca : 1;
uint32_t start_sector;
uint32_t end_sector;
uint32_t end_sector_l0;
};
struct dvd_physical {
uint8_t type;
uint8_t layer_num;
struct dvd_layer layer[4];
};
struct dvd_copyright {
uint8_t type;
uint8_t layer_num;
uint8_t cpst;
uint8_t rmi;
};
struct dvd_disckey {
uint8_t type;
unsigned agid : 2;
uint8_t value[2048];
};
struct dvd_bca {
uint8_t type;
int len;
uint8_t value[188];
};
struct dvd_manufact {
uint8_t type;
uint8_t layer_num;
int len;
uint8_t value[2048];
};
typedef union {
uint8_t type;
struct dvd_physical physical;
struct dvd_copyright copyright;
struct dvd_disckey disckey;
struct dvd_bca bca;
struct dvd_manufact manufact;
} dvd_struct;
/*
* DVD authentication ioctl
*/
/* Authentication states */
#define DVD_LU_SEND_AGID 0
#define DVD_HOST_SEND_CHALLENGE 1
#define DVD_LU_SEND_KEY1 2
#define DVD_LU_SEND_CHALLENGE 3
#define DVD_HOST_SEND_KEY2 4
/* Termination states */
#define DVD_AUTH_ESTABLISHED 5
#define DVD_AUTH_FAILURE 6
/* Other functions */
#define DVD_LU_SEND_TITLE_KEY 7
#define DVD_LU_SEND_ASF 8
#define DVD_INVALIDATE_AGID 9
#define DVD_LU_SEND_RPC_STATE 10
#define DVD_HOST_SEND_RPC_STATE 11
/* State data */
typedef uint8_t dvd_key[5]; /* 40-bit value, MSB is first elem. */
typedef uint8_t dvd_challenge[10]; /* 80-bit value, MSB is first elem. */
struct dvd_lu_send_agid {
uint8_t type;
unsigned agid : 2;
};
struct dvd_host_send_challenge {
uint8_t type;
unsigned agid : 2;
dvd_challenge chal;
};
struct dvd_send_key {
uint8_t type;
unsigned agid : 2;
dvd_key key;
};
struct dvd_lu_send_challenge {
uint8_t type;
unsigned agid : 2;
dvd_challenge chal;
};
#define DVD_CPM_NO_COPYRIGHT 0
#define DVD_CPM_COPYRIGHTED 1
#define DVD_CP_SEC_NONE 0
#define DVD_CP_SEC_EXIST 1
#define DVD_CGMS_UNRESTRICTED 0
#define DVD_CGMS_SINGLE 2
#define DVD_CGMS_RESTRICTED 3
struct dvd_lu_send_title_key {
uint8_t type;
unsigned agid : 2;
dvd_key title_key;
int lba;
unsigned cpm : 1;
unsigned cp_sec : 1;
unsigned cgms : 2;
};
struct dvd_lu_send_asf {
uint8_t type;
unsigned agid : 2;
unsigned asf : 1;
};
struct dvd_host_send_rpcstate {
uint8_t type;
uint8_t pdrc;
};
struct dvd_lu_send_rpcstate {
uint8_t type : 2;
uint8_t vra : 3;
uint8_t ucca : 3;
uint8_t region_mask;
uint8_t rpc_scheme;
};
typedef union {
uint8_t type;
struct dvd_lu_send_agid lsa;
struct dvd_host_send_challenge hsc;
struct dvd_send_key lsk;
struct dvd_lu_send_challenge lsc;
struct dvd_send_key hsk;
struct dvd_lu_send_title_key lstk;
struct dvd_lu_send_asf lsasf;
struct dvd_host_send_rpcstate hrpcs;
struct dvd_lu_send_rpcstate lrpcs;
} dvd_authinfo;
typedef struct {
uint16_t report_key_length;
uint8_t reserved1[2];
uint8_t ucca : 3;
uint8_t vra : 3;
uint8_t type_code : 2;
uint8_t region_mask;
uint8_t rpc_scheme;
uint8_t reserved2;
} dvd_rpc_state_t;
#endif /* _SYS_DVDIO_H_ */