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sector.h: add more DVD types.

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_cdio_linux.c: Add ability in GNU/Linux to determine if a drive has a
DVD in it.

cd-info: show the drive type.
This commit is contained in:
rocky
2004-07-25 03:05:18 +00:00
parent b4cea7fd9e
commit 1dfdba7b7d
3 changed files with 72 additions and 13 deletions
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27
include/cdio/sector.h
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@@ -1,5 +1,5 @@
/*
$Id: sector.h,v 1.23 2004/07/24 05:42:09 rocky Exp $
$Id: sector.h,v 1.24 2004/07/25 03:05:18 rocky Exp $
Copyright (C) 2000 Herbert Valerio Riedel <hvr@gnu.org>
Copyright (C) 2003, 2004 Rocky Bernstein <rocky@panix.com>
@@ -91,11 +91,34 @@ typedef enum {
CDIO_DISC_MODE_CD_XA_2_1, /**< CD-ROM XA form2 mode 1 */
CDIO_DISC_MODE_CD_XA_2_2, /**< CD-ROM XA form2 mode 2 */
CDIO_DISC_MODE_CD_MIXED, /**< CD-ROM XA and CD-I */
CDIO_DISC_MODE_DVD, /**< some sort of DVD */
CDIO_DISC_MODE_DVD_ROM, /**< DVD ROM (e.g. movies) */
CDIO_DISC_MODE_DVD_RAM, /**< DVD-RAM */
CDIO_DISC_MODE_DVD_R, /**< DVD-R */
CDIO_DISC_MODE_DVD_RW, /**< DVD-RW */
CDIO_DISC_MODE_DVD_PR, /**< DVD+R */
CDIO_DISC_MODE_DVD_PRW, /**< DVD+RW */
CDIO_DISC_MODE_DVD_OTHER, /**< Unknown/unclassified DVD type */
CDIO_DISC_MODE_NO_INFO,
CDIO_DISC_MODE_ERROR
} discmode_t;
#define CDIO_DISC_MODE_DVD \
(CDIO_DISC_MODE_DVD_ROM \
| CDIO_DISC_MODE_DVD_RAM \
| CDIO_DISC_MODE_DVD_R \
| CDIO_DISC_MODE_DVD_RW \
| CDIO_DISC_MODE_DVD_PR \
| CDIO_DISC_MODE_DVD_PRW \
| CDIO_DISC_MODE_DVD_OTHER)
#define CDIO_DISC_MODE_CD \
(CDIO_DISC_MODE_CD_DA \
| CDIO_DISC_MODE_CD_DATA_1 \
| CDIO_DISC_MODE_CD_DATA_2 \
| CDIO_DISC_MODE_CD_XA_2_1 \
| CDIO_DISC_MODE_CD_XA_2_2 \
| CDIO_DISC_MODE_CD_MIXED)
/*! Information that can be obtained through a Read Subchannel
command.
*/

22
lib/_cdio_linux.c
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@@ -1,5 +1,5 @@
/*
$Id: _cdio_linux.c,v 1.75 2004/07/24 05:42:09 rocky Exp $
$Id: _cdio_linux.c,v 1.76 2004/07/25 03:05:18 rocky Exp $
Copyright (C) 2001 Herbert Valerio Riedel <hvr@gnu.org>
Copyright (C) 2002, 2003, 2004 Rocky Bernstein <rocky@panix.com>
@@ -27,7 +27,7 @@
# include "config.h"
#endif
static const char _rcsid[] = "$Id: _cdio_linux.c,v 1.75 2004/07/24 05:42:09 rocky Exp $";
static const char _rcsid[] = "$Id: _cdio_linux.c,v 1.76 2004/07/25 03:05:18 rocky Exp $";
#include <string.h>
@@ -168,6 +168,24 @@ _get_discmode_linux (void *p_user_data)
_img_private_t *p_env = p_user_data;
int32_t i_discmode;
/* See if this is a DVD. */
dvd_struct dvd; /* DVD READ STRUCT for layer 0. */
dvd.physical.type = DVD_STRUCT_PHYSICAL;
dvd.physical.layer_num = 0;
if (0 == ioctl (p_env->gen.fd, DVD_READ_STRUCT, &dvd)) {
switch(dvd.physical.layer[0].book_type) {
case 0: return CDIO_DISC_MODE_DVD_ROM;
case 1: return CDIO_DISC_MODE_DVD_RAM;
case 2: return CDIO_DISC_MODE_DVD_R;
case 3: return CDIO_DISC_MODE_DVD_RW;
case 8: return CDIO_DISC_MODE_DVD_RW;
case 9: return CDIO_DISC_MODE_DVD_RW;
default: return CDIO_DISC_MODE_DVD_OTHER;
}
}
i_discmode = ioctl (p_env->gen.fd, CDROM_DISC_STATUS);
if (i_discmode < 0) return CDIO_DISC_MODE_ERROR;

24
src/cd-info.c
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@@ -1,5 +1,5 @@
/*
$Id: cd-info.c,v 1.74 2004/07/24 14:23:39 rocky Exp $
$Id: cd-info.c,v 1.75 2004/07/25 03:05:18 rocky Exp $
Copyright (C) 2003, 2004 Rocky Bernstein <rocky@panix.com>
Copyright (C) 1996, 1997, 1998 Gerd Knorr <kraxel@bytesex.org>
@@ -1031,8 +1031,26 @@ main(int argc, const char *argv[])
case CDIO_DISC_MODE_CD_MIXED:
printf("CD-ROM mixed mode");
break;
case CDIO_DISC_MODE_DVD:
printf("some sort of DVD");
case CDIO_DISC_MODE_DVD_ROM:
printf("DVD-ROM");
break;
case CDIO_DISC_MODE_DVD_RAM:
printf("DVD-RAM");
break;
case CDIO_DISC_MODE_DVD_R:
printf("DVD-R");
break;
case CDIO_DISC_MODE_DVD_RW:
printf("DVD-RW");
break;
case CDIO_DISC_MODE_DVD_PR:
printf("DVD+R");
break;
case CDIO_DISC_MODE_DVD_PRW:
printf("DVD+RW");
break;
case CDIO_DISC_MODE_DVD_OTHER:
printf("Unknown/unclassified DVD");
break;
case CDIO_DISC_MODE_NO_INFO:
printf("No information");