claunia/libcdio-osx
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Add some trivial routines to get volumeid, volumeset id, application id

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and system id. Moved over from vcdimager.

Thanks to Stephan (mephisto..@...) for the suggestion.
This commit is contained in:
rocky
2004-06-18 23:00:05 +00:00
parent bc484f1719
commit b2f2e45d8c
2 changed files with 168 additions and 22 deletions
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95
lib/iso9660.c
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@@ -1,5 +1,5 @@
/*
$Id: iso9660.c,v 1.15 2003/09/21 07:43:39 rocky Exp $
$Id: iso9660.c,v 1.16 2004/06/18 23:00:06 rocky Exp $
Copyright (C) 2000 Herbert Valerio Riedel <hvr@gnu.org>
Copyright (C) 2003 Rocky Bernstein <rocky@panix.com>
@@ -37,12 +37,38 @@
#include <stdio.h>
#endif
static const char _rcsid[] = "$Id: iso9660.c,v 1.15 2003/09/21 07:43:39 rocky Exp $";
static const char _rcsid[] = "$Id: iso9660.c,v 1.16 2004/06/18 23:00:06 rocky Exp $";
/* some parameters... */
#define SYSTEM_ID "CD-RTOS CD-BRIDGE"
#define VOLUME_SET_ID ""
/*!
Change trailing blanks in str to nulls. Str has a maximum size of
n characters.
*/
static const char *
strip_trail (const char str[], size_t n)
{
static char buf[1024];
int j;
cdio_assert (n < 1024);
strncpy (buf, str, n);
buf[n] = '\0';
for (j = strlen (buf) - 1; j >= 0; j--)
{
if (buf[j] != ' ')
break;
buf[j] = '\0';
}
return buf;
}
static void
pathtable_get_size_and_entries(const void *pt, unsigned int *size,
unsigned int *entries);
@@ -797,6 +823,17 @@ iso9660_pathname_isofy (const char pathname[], uint16_t version)
return strdup (tmpbuf);
}
/*!
Return the PVD's application ID.
NULL is returned if there is some problem in getting this.
*/
const char *
iso9660_get_application_id(const iso9660_pvd_t *pvd)
{
if (NULL==pvd) return NULL;
return(strip_trail(pvd->application_id, ISO_MAX_APPLICATION_ID));
}
#if FIXME
lsn_t
iso9660_get_dir_extent(const iso9660_dir_t *idr)
@@ -875,6 +912,60 @@ iso9660_get_root_lsn(const iso9660_pvd_t *pvd)
}
}
/*!
Return a string containing the preparer id with trailing
blanks removed.
*/
const char *
iso9660_get_preparer_id(const iso9660_pvd_t *pvd)
{
if (NULL==pvd) return NULL;
return(strip_trail(pvd->preparer_id, ISO_MAX_PREPARER_ID));
}
/*!
Return a string containing the publisher id with trailing
blanks removed.
*/
const char *
iso9660_get_publisher_id(const iso9660_pvd_t *pvd)
{
if (NULL==pvd) return NULL;
return(strip_trail(pvd->publisher_id, ISO_MAX_PUBLISHER_ID));
}
/*!
Return a string containing the PVD's system id with trailing
blanks removed.
*/
const char *
iso9660_get_system_id(const iso9660_pvd_t *pvd)
{
if (NULL==pvd) return NULL;
return(strip_trail(pvd->system_id, ISO_MAX_SYSTEM_ID));
}
/*!
Return the PVD's volume ID.
*/
const char *
iso9660_get_volume_id(const iso9660_pvd_t *pvd)
{
if (NULL == pvd) return NULL;
return(strip_trail(pvd->volume_id, ISO_MAX_VOLUME_ID));
}
/*!
Return the PVD's volumeset ID.
NULL is returned if there is some problem in getting this.
*/
const char *
iso9660_get_volumeset_id(const iso9660_pvd_t *pvd)
{
if ( NULL == pvd ) return NULL;
return strip_trail(pvd->volume_set_id, ISO_MAX_VOLUMESET_ID);
}
/*
* Local variables: