Skip to content

L
libdvdcss
Commit bec71804 authored by Diego Biurrun's avatar Diego Biurrun Committed by Jean-Baptiste Kempf
Browse files
Options

Drop BSDI support code. 

Around 1100 out of 6100 lines total are dedicated to BSDI support.
This is a totally absurd ratio for a completely fringe OS.
Signed-off-by: Diego Biurrun's avatarDiego Biurrun <diego@biurrun.de>
Signed-off-by: Jean-Baptiste Kempf's avatarJean-Baptiste Kempf <jb@videolan.org>
parent d7f38cee
Hide whitespace changes
Inline Side-by-side
Showing with 10 additions and 1155 deletions
Makefile.am
View file @ bec71804
......@@ -21,16 +21,6 @@ libdvdcss_la_SOURCES = \
libdvdcss_la_LDFLAGS = -version-info 3:0:1 $(DVDCSS_LDFLAGS)
libdvdcss_la_LIBADD =
if SYS_BSDI
libdvdcss_la_SOURCES += \
src/bsdi_ioctl.c \
src/bsdi_dvd.h
endif
if SYS_BSDI_LIBDVD
libdvdcss_la_LIBADD += -ldvd
endif
if !SYS_MSVC
libdvdcss_la_LDFLAGS += = -no-undefined
endif
......
NEWS
View file @ bec71804
Changes between 1.2.12 and 1.2.13:
----------------------------------
* Drop BSD/OS support.
Changes between 1.2.11 and 1.2.12:
----------------------------------
......
configure.ac
View file @ bec71804
......@@ -122,25 +122,6 @@ AC_CHECK_HEADERS(sys/ioctl.h,[
LINUX_DVD_STRUCT=1
])
dnl
dnl BSDI: dvd.h - may require -ldvd IF a local copy of libdvd is installed
dnl
AC_EGREP_HEADER(dvd_struct,dvd.h,[
AC_DEFINE(DVD_STRUCT_IN_DVD_H, 1,
Define if <dvd.h> defines DVD_STRUCT.)
SYS_BSDI_LIBDVD=1
LINUX_DVD_STRUCT=1
],[
dnl
dnl BSDI: /sys/dev/scsi/scsi_ioctl.h, using our own libdvd
dnl
AC_CHECK_HEADERS(/sys/dev/scsi/scsi_ioctl.h,[
AC_DEFINE(DVD_STRUCT_IN_BSDI_DVDIOCTL_DVD_H, 1,
Define if <extras/BSDI_dvdioctl/dvd.h> defines DVD_STRUCT.)
SYS_BSDI=1
LINUX_DVD_STRUCT=1
])
])
dnl
dnl Solaris: sys/scsi/scsi_types.h, sys/scsi/impl/uscsi.h
dnl
solaris_uscsi=yes
......@@ -189,8 +170,6 @@ CC_FLAG_VISIBILITY([
])
])
AM_CONDITIONAL(SYS_BSDI, test "${SYS_BSDI}" = "1")
AM_CONDITIONAL(SYS_BSDI_LIBDVD, test "${SYS_BSDI_LIBDVD}" = "1")
AM_CONDITIONAL(SYS_MSVC, test "${SYS_MSVC}" = "1")
dnl
......
libdvdcss.spec
View file @ bec71804
......@@ -32,8 +32,8 @@ Conflicts: libdvdcss0.0.1, libdvdcss0.0.2
libdvdcss is a simple library designed for accessing DVDs like a block device
without having to bother about the decryption. The important features are:
* Portability: currently supported platforms are GNU/Linux, FreeBSD, NetBSD,
OpenBSD, BSD/OS, BeOS, Windows 95/98/ME, Windows NT/2000/XP, MacOS X,
Solaris, HP-UX and OS/2.
OpenBSD, BeOS, Windows 95/98/ME, Windows NT/2000/XP, MacOS X, Solaris,
HP-UX and OS/2.
* Adaptability: unlike most similar projects, libdvdcss doesn't require the
region of your drive to be set and will try its best to read from the disc
even in the case of a region mismatch.
......@@ -49,8 +49,8 @@ Provides: %name = %version-%release
libdvdcss is a simple library designed for accessing DVDs like a block device
without having to bother about the decryption. The important features are:
* Portability: currently supported platforms are GNU/Linux, FreeBSD, NetBSD,
OpenBSD, BSD/OS, BeOS, Windows 95/98/ME, Windows NT/2000/XP, MacOS X,
Solaris, HP-UX and OS/2.
OpenBSD, BeOS, Windows 95/98/ME, Windows NT/2000/XP, MacOS X, Solaris,
HP-UX and OS/2.
* Adaptability: unlike most similar projects, libdvdcss doesn't require the
region of your drive to be set and will try its best to read from the disc
even in the case of a region mismatch.
......
msvc/config.h
View file @ bec71804
/* config.h. Generated by hand. */
/* #undef DARWIN_DVD_IOCTL */
/* #undef DVD_STRUCT_IN_BSDI_DVDIOCTL_DVD_H */
/* #undef DVD_STRUCT_IN_DVD_H */
/* #undef DVD_STRUCT_IN_LINUX_CDROM_H */
/* #undef DVD_STRUCT_IN_SYS_CDIO_H */
......
src/bsdi_dvd.h deleted 100644 → 0
View file @ d7f38cee
/*
* $Id$
*/
#ifndef DVDCSS_BSDI_DVD_H
#define DVDCSS_BSDI_DVD_H
#include <sys/cdefs.h>
#include <machine/endian.h>
#include <sys/ioctl.h>
__BEGIN_DECLS
int dvd_cdrom_ioctl(int, unsigned long, void *);
int cdrom_blocksize(int, int);
void dvd_cdrom_debug(int);
__END_DECLS
#define ioctl(a,b,c) dvd_cdrom_ioctl((a),(b),(c))
typedef unsigned char __u8;
typedef unsigned short __u16;
typedef unsigned int __u32;
#define DVD_READ_STRUCT 0x5390 /* Read structure */
#define DVD_WRITE_STRUCT 0x5391 /* Write structure */
#define DVD_AUTH 0x5392 /* Authentication */
#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 {
__u8 book_version : 4;
__u8 book_type : 4;
__u8 min_rate : 4;
__u8 disc_size : 4;
__u8 layer_type : 4;
__u8 track_path : 1;
__u8 nlayers : 2;
__u8 track_density : 4;
__u8 linear_density : 4;
__u8 bca : 1;
__u32 start_sector;
__u32 end_sector;
__u32 end_sector_l0;
};
struct dvd_physical {
__u8 type;
__u8 layer_num;
struct dvd_layer layer[4];
};
struct dvd_copyright {
__u8 type;
__u8 layer_num;
__u8 cpst;
__u8 rmi;
};
struct dvd_disckey {
__u8 type;
unsigned agid : 2;
__u8 value[2048];
};
struct dvd_bca {
__u8 type;
int len;
__u8 value[188];
};
struct dvd_manufact {
__u8 type;
__u8 layer_num;
int len;
__u8 value[2048];
};
typedef union {
__u8 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 __u8 dvd_key[5]; /* 40-bit value, MSB is first elem. */
typedef __u8 dvd_challenge[10]; /* 80-bit value, MSB is first elem. */
struct dvd_lu_send_agid {
__u8 type;
unsigned agid : 2;
};
struct dvd_host_send_challenge {
__u8 type;
unsigned agid : 2;
dvd_challenge chal;
};
struct dvd_send_key {
__u8 type;
unsigned agid : 2;
dvd_key key;
};
struct dvd_lu_send_challenge {
__u8 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 {
__u8 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 {
__u8 type;
unsigned agid : 2;
unsigned asf : 1;
};
struct dvd_host_send_rpcstate {
__u8 type;
__u8 pdrc;
};
struct dvd_lu_send_rpcstate {
__u8 type : 2;
__u8 vra : 3;
__u8 ucca : 3;
__u8 region_mask;
__u8 rpc_scheme;
};
typedef union {
__u8 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 {
__u16 report_key_length;
__u8 reserved1;
__u8 reserved2;
#if BYTE_ORDER == BIG_ENDIAN
__u8 type_code : 2;
__u8 vra : 3;
__u8 ucca : 3;
#elif BYTE_ORDER == LITTLE_ENDIAN
__u8 ucca : 3;
__u8 vra : 3;
__u8 type_code : 2;
#endif
__u8 region_mask;
__u8 rpc_scheme;
__u8 reserved3;
} rpc_state_t;
/*
* Stuff for the CDROM ioctls
*/
#define CDROMREADTOCHDR 0x5305 /* Read TOC header (cdrom_tochdr) */
#define CDROMREADTOCENTRY 0x5306 /* Read TOC entry (cdrom_tocentry) */
#define CDROMEJECT 0x5309 /* Ejects the cdrom media */
#define CDROMCLOSETRAY 0x5319 /* Reverse of CDROMEJECT */
#define CDROM_DRIVE_STATUS 0x5326 /* Get tray position, etc. */
#define CDROM_DISC_STATUS 0x5327 /* Get disc type, etc. */
#define CDROMREADMODE2 0x530c /* Read CDROM mode 2 data (2336 Bytes) */
#define CDROMREADMODE1 0x530d /* Read CDROM mode 1 data (2048 Bytes) */
#define CDROMREADRAW 0x5314 /* read data in raw mode (2352 bytes) */
#define CD_MINS 74 /* max. minutes per CD, not really a limit */
#define CD_SECS 60 /* seconds per minute */
#define CD_FRAMES 75 /* frames per second */
#define CD_MSF_OFFSET 150 /* MSF numbering offset of first frame */
#define CD_HEAD_SIZE 4 /* header (address) bytes per raw data frame */
#define CD_SYNC_SIZE 12 /* 12 sync bytes per raw data frame */
#define CD_FRAMESIZE 2048 /* bytes per frame, "cooked" mode */
#define CD_FRAMESIZE_RAW 2352 /* bytes per frame, "raw" mode */
#define CD_FRAMESIZE_RAW0 (CD_FRAMESIZE_RAW-CD_SYNC_SIZE-CD_HEAD_SIZE) /*2336*/
#define CD_FRAMESIZE_RAW1 (CD_FRAMESIZE_RAW-CD_SYNC_SIZE) /*2340*/
/* CD-ROM address types (cdrom_tocentry.cdte_format) */
#define CDROM_LBA 0x01 /* logical block: first frame is #0 */
#define CDROM_MSF 0x02 /* minute-second-frame: binary. not bcd here!*/
/* bit to tell whether track is data or audio (cdrom_tocentry.cdte_ctrl) */
#define CDROM_DATA_TRACK 0x04
/* The leadout track is always 0xAA, regardless of # of tracks on disc */
#define CDROM_LEADOUT 0xAA
/* drive status returned by CDROM_DRIVE_STATUS ioctl */
#define CDS_NO_INFO 0 /* if not implemented */
#define CDS_NO_DISC 1
#define CDS_TRAY_OPEN 2
#define CDS_DRIVE_NOT_READY 3
#define CDS_DISC_OK 4
/*
* Return values for CDROM_DISC_STATUS ioctl.
* Can also return CDS_NO_INFO and CDS_NO_DISC from above
*/
#define CDS_AUDIO 100
#define CDS_DATA_1 101
#define CDS_DATA_2 102
#define CDS_XA_2_1 103
#define CDS_XA_2_2 104
#define CDS_MIXED 105
/* For compile compatibility only - we don't support changers */
#define CDSL_NONE ((int) (~0U>>1)-1)
#define CDSL_CURRENT ((int) (~0U>>1))
struct cdrom_msf
{
__u8 cdmsf_min0; /* start minute */
__u8 cdmsf_sec0; /* start second */
__u8 cdmsf_frame0; /* start frame */
__u8 cdmsf_min1; /* end minute */
__u8 cdmsf_sec1; /* end second */
__u8 cdmsf_frame1; /* end frame */
};
struct cdrom_tochdr
{
__u8 cdth_trk0; /* start track */
__u8 cdth_trk1; /* end track */
};
struct cdrom_msf0
{
__u8 minute;
__u8 second;
__u8 frame;
};
union cdrom_addr
{
struct cdrom_msf0 msf;
int lba;
};
struct cdrom_tocentry
{
__u8 cdte_track;
__u8 cdte_adr :4;
__u8 cdte_ctrl :4;
__u8 cdte_format;
union cdrom_addr cdte_addr;
__u8 cdte_datamode;
};
struct modesel_head
{
__u8 reserved1;
__u8 medium;
__u8 reserved2;
__u8 block_desc_length;
__u8 density;
__u8 number_of_blocks_hi;
__u8 number_of_blocks_med;
__u8 number_of_blocks_lo;
__u8 reserved3;
__u8 block_length_hi;
__u8 block_length_med;
__u8 block_length_lo;
};
typedef struct
{
int data;
int audio;
int cdi;
int xa;
int error;
} tracktype;
#endif /* DVDCSS_BSDI_DVD_H */
src/bsdi_ioctl.c deleted 100644 → 0
View file @ d7f38cee
#include "config.h"
/*
* Hacked version of the linux cdrom.c kernel module - everything except the
* DVD handling ripped out and the rest rewritten to use raw SCSI commands
* on BSD/OS 4.2 (but should work with earlier versions as well).
*/
#include <sys/types.h>
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include </sys/dev/scsi/scsi.h>
#include </sys/dev/scsi/scsi_ioctl.h>
#include "bsdi_dvd.h"
/*
* Now get rid of the override/intercept macro so we can call the real ioctl()
* routine!
*/
#undef ioctl
#define CMD_READ_10 0x28
#define CMD_READ_TOC_PMA_ATIP 0x43
#define CMD_READ_CD 0xbe
#define CMD_START_STOP_UNIT 0x1b
#define CMD_SEND_KEY 0xa3
#define CMD_REPORT_KEY 0xa4
#define CMD_READ_DVD_STRUCTURE 0xad
#define copy_key(dest,src) memcpy((dest), (src), sizeof(dvd_key))
#define copy_chal(dest,src) memcpy((dest), (src), sizeof(dvd_challenge))
/* Define the Cdrom Generic Command structure */
typedef struct cgc
{
u_char cdb[12];
u_char *buf;
int buflen;
int rw;
int timeout;
scsi_user_sense_t *sus;
} cgc_t;
static int scsi_cmd(int, cgc_t *);
static int cdrom_ioctl(int, u_long, void *);
static int cdrom_tray_move(int, int);
static void cdrom_count_tracks(int, tracktype *);
static int dvd_ioctl(int, u_long, void *);
static int debug = 0;
void dvd_cdrom_debug(int flag)
{
debug = flag;
}
/*
* This is the published entry point. Actually applications should simply
* include <dvd.h> and not refer to this at all.
*/
int dvd_cdrom_ioctl(int fd, unsigned long cmd, void *arg)
{
switch (cmd)
{
case DVD_AUTH:
case DVD_READ_STRUCT:
return(dvd_ioctl(fd, cmd, arg));
case CDROMREADTOCHDR:
case CDROMREADTOCENTRY:
case CDROMEJECT:
case CDROMREADRAW:
case CDROMREADMODE1:
case CDROMREADMODE2:
case CDROMCLOSETRAY:
case CDROM_DRIVE_STATUS:
case CDROM_DISC_STATUS:
return(cdrom_ioctl(fd, cmd, arg));
default:
return(ioctl(fd, cmd, arg));
}
}
static void setup_report_key(cgc_t *cgc, u_int agid, u_int type)
{
cgc->cdb[0] = CMD_REPORT_KEY;
cgc->cdb[10] = type | (agid << 6);
switch (type)
{
case 0:
case 5:
case 8:
cgc->buflen = 8;
break;
case 1:
cgc->buflen = 16;
break;
case 2:
case 4:
cgc->buflen = 12;
break;
}
cgc->cdb[9] = cgc->buflen;
cgc->rw = SUC_READ;;
}
static void setup_send_key(cgc_t *cgc, u_int agid, u_int type)
{
cgc->cdb[0] = CMD_SEND_KEY;
cgc->cdb[10] = type | (agid << 6);
switch (type)
{
case 1:
cgc->buflen = 16;
break;
case 3:
cgc->buflen = 12;
break;
case 6:
cgc->buflen = 8;
break;
}
cgc->cdb[9] = cgc->buflen;
cgc->rw = SUC_WRITE;
}
static void cgc_init(cgc_t *cgc, void *buf, int len, int type)
{
memset(cgc, 0, sizeof (*cgc));
if (buf)
memset(buf, 0, len);
cgc->buf = (u_char *)buf;
cgc->buflen = len;
cgc->rw = type;
cgc->timeout = 5; /* 5 second timeout */
}
static int dvd_do_auth(int fd, dvd_authinfo *ai)
{
int ret;
u_char buf[20];
cgc_t cgc;
rpc_state_t rpc_state;
memset(buf, 0, sizeof(buf));
cgc_init(&cgc, buf, 0, SUC_READ);
switch (ai->type)
{
case DVD_LU_SEND_AGID: /* LU data send */
setup_report_key(&cgc, ai->lsa.agid, 0);
if (ret = scsi_cmd(fd, &cgc))
return ret;
ai->lsa.agid = buf[7] >> 6;
break;
case DVD_LU_SEND_KEY1:
setup_report_key(&cgc, ai->lsk.agid, 2);
if (ret = scsi_cmd(fd, &cgc))
return ret;
copy_key(ai->lsk.key, &buf[4]);
break;
case DVD_LU_SEND_CHALLENGE:
setup_report_key(&cgc, ai->lsc.agid, 1);
if (ret = scsi_cmd(fd, &cgc))
return ret;
copy_chal(ai->lsc.chal, &buf[4]);
break;
case DVD_LU_SEND_TITLE_KEY: /* Post-auth key */
setup_report_key(&cgc, ai->lstk.agid, 4);
cgc.cdb[5] = ai->lstk.lba;
cgc.cdb[4] = ai->lstk.lba >> 8;
cgc.cdb[3] = ai->lstk.lba >> 16;
cgc.cdb[2] = ai->lstk.lba >> 24;
if (ret = scsi_cmd(fd, &cgc))
return ret;
ai->lstk.cpm = (buf[4] >> 7) & 1;
ai->lstk.cp_sec = (buf[4] >> 6) & 1;
ai->lstk.cgms = (buf[4] >> 4) & 3;
copy_key(ai->lstk.title_key, &buf[5]);
break;
case DVD_LU_SEND_ASF:
setup_report_key(&cgc, ai->lsasf.agid, 5);
if (ret = scsi_cmd(fd, &cgc))
return ret;
ai->lsasf.asf = buf[7] & 1;
break;
case DVD_HOST_SEND_CHALLENGE: /* LU data receive (LU changes state) */
setup_send_key(&cgc, ai->hsc.agid, 1);
buf[1] = 0xe;
copy_chal(&buf[4], ai->hsc.chal);
if (ret = scsi_cmd(fd, &cgc))
return ret;
ai->type = DVD_LU_SEND_KEY1;
break;
case DVD_HOST_SEND_KEY2:
setup_send_key(&cgc, ai->hsk.agid, 3);
buf[1] = 0xa;
copy_key(&buf[4], ai->hsk.key);
if (ret = scsi_cmd(fd, &cgc))
{
ai->type = DVD_AUTH_FAILURE;
return ret;
}
ai->type = DVD_AUTH_ESTABLISHED;
break;
case DVD_INVALIDATE_AGID:
setup_report_key(&cgc, ai->lsa.agid, 0x3f);
if (ret = scsi_cmd(fd, &cgc))
return ret;
break;
case DVD_LU_SEND_RPC_STATE: /* Get region settings */
setup_report_key(&cgc, 0, 8);
memset(&rpc_state, 0, sizeof(rpc_state_t));
cgc.buf = (char *) &rpc_state;
if (ret = scsi_cmd(fd, &cgc))
{
ai->lrpcs.type = 0;
ai->lrpcs.rpc_scheme = 0;
}
else
{
ai->lrpcs.type = rpc_state.type_code;
ai->lrpcs.vra = rpc_state.vra;
ai->lrpcs.ucca = rpc_state.ucca;
ai->lrpcs.region_mask = rpc_state.region_mask;
ai->lrpcs.rpc_scheme = rpc_state.rpc_scheme;
}
break;
case DVD_HOST_SEND_RPC_STATE: /* Set region settings */
setup_send_key(&cgc, 0, 6);
buf[1] = 6;
buf[4] = ai->hrpcs.pdrc;
if (ret = scsi_cmd(fd, &cgc))
return ret;
break;
default:
return EINVAL;
}
return 0;
}
static int dvd_read_physical(int fd, dvd_struct *s)
{
int ret, i;
u_char buf[4 + 4 * 20], *base;
struct dvd_layer *layer;
cgc_t cgc;
cgc_init(&cgc, buf, sizeof(buf), SUC_READ);
cgc.cdb[0] = CMD_READ_DVD_STRUCTURE;
cgc.cdb[6] = s->physical.layer_num;
cgc.cdb[7] = s->type;
cgc.cdb[9] = cgc.buflen & 0xff;
if (ret = scsi_cmd(fd, &cgc))
return ret;
base = &buf[4];
layer = &s->physical.layer[0];
/* place the data... really ugly, but at least we won't have to
worry about endianess in userspace or here. */
for (i = 0; i < 4; ++i, base += 20, ++layer)
{
memset(layer, 0, sizeof(*layer));
layer->book_version = base[0] & 0xf;
layer->book_type = base[0] >> 4;
layer->min_rate = base[1] & 0xf;
layer->disc_size = base[1] >> 4;
layer->layer_type = base[2] & 0xf;
layer->track_path = (base[2] >> 4) & 1;
layer->nlayers = (base[2] >> 5) & 3;
layer->track_density = base[3] & 0xf;
layer->linear_density = base[3] >> 4;
layer->start_sector = base[5] << 16 | base[6] << 8 | base[7];
layer->end_sector = base[9] << 16 | base[10] << 8 | base[11];
layer->end_sector_l0 = base[13] << 16 | base[14] << 8 | base[15];
layer->bca = base[16] >> 7;
}
return 0;
}
static int dvd_read_copyright(int fd, dvd_struct *s)
{
int ret;
u_char buf[8];
cgc_t cgc;
cgc_init(&cgc, buf, sizeof(buf), SUC_READ);
cgc.cdb[0] = CMD_READ_DVD_STRUCTURE;
cgc.cdb[6] = s->copyright.layer_num;
cgc.cdb[7] = s->type;
cgc.cdb[8] = cgc.buflen >> 8;
cgc.cdb[9] = cgc.buflen & 0xff;
if (ret = scsi_cmd(fd, &cgc))
return ret;
s->copyright.cpst = buf[4];
s->copyright.rmi = buf[5];
return 0;
}
static int dvd_read_disckey(int fd, dvd_struct *s)
{
int ret, size;
u_char *buf;
cgc_t cgc;
size = sizeof(s->disckey.value) + 4;
if ((buf = (u_char *) malloc(size)) == NULL)