Move libcdio and libvcd into contrib/

--HG--
rename : src/input/vcd/libcdio/FreeBSD/freebsd.c => contrib/libcdio/FreeBSD/freebsd.c
rename : src/input/vcd/libcdio/FreeBSD/freebsd.h => contrib/libcdio/FreeBSD/freebsd.h
rename : src/input/vcd/libcdio/FreeBSD/freebsd_cam.c => contrib/libcdio/FreeBSD/freebsd_cam.c
rename : src/input/vcd/libcdio/FreeBSD/freebsd_ioctl.c => contrib/libcdio/FreeBSD/freebsd_ioctl.c
rename : src/input/vcd/libcdio/MSWindows/Makefile.am => contrib/libcdio/MSWindows/Makefile.am
rename : src/input/vcd/libcdio/MSWindows/aspi32.c => contrib/libcdio/MSWindows/aspi32.c
rename : src/input/vcd/libcdio/MSWindows/aspi32.h => contrib/libcdio/MSWindows/aspi32.h
rename : src/input/vcd/libcdio/MSWindows/win32.c => contrib/libcdio/MSWindows/win32.c
rename : src/input/vcd/libcdio/MSWindows/win32.h => contrib/libcdio/MSWindows/win32.h
rename : src/input/vcd/libcdio/MSWindows/win32_ioctl.c => contrib/libcdio/MSWindows/win32_ioctl.c
rename : src/input/vcd/libcdio/Makefile.am => contrib/libcdio/Makefile.am
rename : src/input/vcd/libcdio/_cdio_bsdi.c => contrib/libcdio/_cdio_bsdi.c
rename : src/input/vcd/libcdio/_cdio_generic.c => contrib/libcdio/_cdio_generic.c
rename : src/input/vcd/libcdio/_cdio_linux.c => contrib/libcdio/_cdio_linux.c
rename : src/input/vcd/libcdio/_cdio_osx.c => contrib/libcdio/_cdio_osx.c
rename : src/input/vcd/libcdio/_cdio_stdio.c => contrib/libcdio/_cdio_stdio.c
rename : src/input/vcd/libcdio/_cdio_stdio.h => contrib/libcdio/_cdio_stdio.h
rename : src/input/vcd/libcdio/_cdio_stream.c => contrib/libcdio/_cdio_stream.c
rename : src/input/vcd/libcdio/_cdio_stream.h => contrib/libcdio/_cdio_stream.h
rename : src/input/vcd/libcdio/_cdio_sunos.c => contrib/libcdio/_cdio_sunos.c
rename : src/input/vcd/libcdio/cd_types.c => contrib/libcdio/cd_types.c
rename : src/input/vcd/libcdio/cdio.c => contrib/libcdio/cdio.c
rename : src/input/vcd/libcdio/cdio/Makefile.am => contrib/libcdio/cdio/Makefile.am
rename : src/input/vcd/libcdio/cdio/bytesex.h => contrib/libcdio/cdio/bytesex.h
rename : src/input/vcd/libcdio/cdio/bytesex_asm.h => contrib/libcdio/cdio/bytesex_asm.h
rename : src/input/vcd/libcdio/cdio/cd_types.h => contrib/libcdio/cdio/cd_types.h
rename : src/input/vcd/libcdio/cdio/cdio.h => contrib/libcdio/cdio/cdio.h
rename : src/input/vcd/libcdio/cdio/cdtext.h => contrib/libcdio/cdio/cdtext.h
rename : src/input/vcd/libcdio/cdio/ds.h => contrib/libcdio/cdio/ds.h
rename : src/input/vcd/libcdio/cdio/dvd.h => contrib/libcdio/cdio/dvd.h
rename : src/input/vcd/libcdio/cdio/iso9660.h => contrib/libcdio/cdio/iso9660.h
rename : src/input/vcd/libcdio/cdio/logging.h => contrib/libcdio/cdio/logging.h
rename : src/input/vcd/libcdio/cdio/scsi_mmc.h => contrib/libcdio/cdio/scsi_mmc.h
rename : src/input/vcd/libcdio/cdio/sector.h => contrib/libcdio/cdio/sector.h
rename : src/input/vcd/libcdio/cdio/types.h => contrib/libcdio/cdio/types.h
rename : src/input/vcd/libcdio/cdio/util.h => contrib/libcdio/cdio/util.h
rename : src/input/vcd/libcdio/cdio/version.h => contrib/libcdio/cdio/version.h
rename : src/input/vcd/libcdio/cdio/xa.h => contrib/libcdio/cdio/xa.h
rename : src/input/vcd/libcdio/cdio_assert.h => contrib/libcdio/cdio_assert.h
rename : src/input/vcd/libcdio/cdio_private.h => contrib/libcdio/cdio_private.h
rename : src/input/vcd/libcdio/cdtext.c => contrib/libcdio/cdtext.c
rename : src/input/vcd/libcdio/cdtext_private.h => contrib/libcdio/cdtext_private.h
rename : src/input/vcd/libcdio/ds.c => contrib/libcdio/ds.c
rename : src/input/vcd/libcdio/generic.h => contrib/libcdio/generic.h
rename : src/input/vcd/libcdio/image.h => contrib/libcdio/image.h
rename : src/input/vcd/libcdio/image/Makefile.am => contrib/libcdio/image/Makefile.am
rename : src/input/vcd/libcdio/image/bincue.c => contrib/libcdio/image/bincue.c
rename : src/input/vcd/libcdio/image/cdrdao.c => contrib/libcdio/image/cdrdao.c
rename : src/input/vcd/libcdio/image/nrg.c => contrib/libcdio/image/nrg.c
rename : src/input/vcd/libcdio/image/nrg.h => contrib/libcdio/image/nrg.h
rename : src/input/vcd/libcdio/image_common.h => contrib/libcdio/image_common.h
rename : src/input/vcd/libcdio/iso9660.c => contrib/libcdio/iso9660.c
rename : src/input/vcd/libcdio/iso9660_fs.c => contrib/libcdio/iso9660_fs.c
rename : src/input/vcd/libcdio/iso9660_private.h => contrib/libcdio/iso9660_private.h
rename : src/input/vcd/libcdio/logging.c => contrib/libcdio/logging.c
rename : src/input/vcd/libcdio/portable.h => contrib/libcdio/portable.h
rename : src/input/vcd/libcdio/scsi_mmc.c => contrib/libcdio/scsi_mmc.c
rename : src/input/vcd/libcdio/scsi_mmc.h => contrib/libcdio/scsi_mmc.h
rename : src/input/vcd/libcdio/scsi_mmc_private.h => contrib/libcdio/scsi_mmc_private.h
rename : src/input/vcd/libcdio/sector.c => contrib/libcdio/sector.c
rename : src/input/vcd/libcdio/util.c => contrib/libcdio/util.c
rename : src/input/vcd/libcdio/xa.c => contrib/libcdio/xa.c
rename : src/input/vcd/libvcd/Makefile.am => contrib/libvcd/Makefile.am
rename : src/input/vcd/libvcd/bitvec.h => contrib/libvcd/bitvec.h
rename : src/input/vcd/libvcd/bytesex.h => contrib/libvcd/bytesex.h
rename : src/input/vcd/libvcd/bytesex_asm.h => contrib/libvcd/bytesex_asm.h
rename : src/input/vcd/libvcd/data_structures.c => contrib/libvcd/data_structures.c
rename : src/input/vcd/libvcd/data_structures.h => contrib/libvcd/data_structures.h
rename : src/input/vcd/libvcd/dict.h => contrib/libvcd/dict.h
rename : src/input/vcd/libvcd/directory.c => contrib/libvcd/directory.c
rename : src/input/vcd/libvcd/directory.h => contrib/libvcd/directory.h
rename : src/input/vcd/libvcd/files.c => contrib/libvcd/files.c
rename : src/input/vcd/libvcd/image.c => contrib/libvcd/image.c
rename : src/input/vcd/libvcd/image_bincue.c => contrib/libvcd/image_bincue.c
rename : src/input/vcd/libvcd/image_cdrdao.c => contrib/libvcd/image_cdrdao.c
rename : src/input/vcd/libvcd/image_nrg.c => contrib/libvcd/image_nrg.c
rename : src/input/vcd/libvcd/image_sink.h => contrib/libvcd/image_sink.h
rename : src/input/vcd/libvcd/inf.c => contrib/libvcd/inf.c
rename : src/input/vcd/libvcd/info.c => contrib/libvcd/info.c
rename : src/input/vcd/libvcd/info_private.c => contrib/libvcd/info_private.c
rename : src/input/vcd/libvcd/info_private.h => contrib/libvcd/info_private.h
rename : src/input/vcd/libvcd/libvcd/Makefile.am => contrib/libvcd/libvcd/Makefile.am
rename : src/input/vcd/libvcd/libvcd/files.h => contrib/libvcd/libvcd/files.h
rename : src/input/vcd/libvcd/libvcd/files_private.h => contrib/libvcd/libvcd/files_private.h
rename : src/input/vcd/libvcd/libvcd/inf.h => contrib/libvcd/libvcd/inf.h
rename : src/input/vcd/libvcd/libvcd/info.h => contrib/libvcd/libvcd/info.h
rename : src/input/vcd/libvcd/libvcd/logging.h => contrib/libvcd/libvcd/logging.h
rename : src/input/vcd/libvcd/libvcd/sector.h => contrib/libvcd/libvcd/sector.h
rename : src/input/vcd/libvcd/libvcd/types.h => contrib/libvcd/libvcd/types.h
rename : src/input/vcd/libvcd/libvcd/version.h => contrib/libvcd/libvcd/version.h
rename : src/input/vcd/libvcd/logging.c => contrib/libvcd/logging.c
rename : src/input/vcd/libvcd/mpeg.c => contrib/libvcd/mpeg.c
rename : src/input/vcd/libvcd/mpeg.h => contrib/libvcd/mpeg.h
rename : src/input/vcd/libvcd/mpeg_stream.c => contrib/libvcd/mpeg_stream.c
rename : src/input/vcd/libvcd/mpeg_stream.h => contrib/libvcd/mpeg_stream.h
rename : src/input/vcd/libvcd/obj.h => contrib/libvcd/obj.h
rename : src/input/vcd/libvcd/pbc.c => contrib/libvcd/pbc.c
rename : src/input/vcd/libvcd/pbc.h => contrib/libvcd/pbc.h
rename : src/input/vcd/libvcd/salloc.c => contrib/libvcd/salloc.c
rename : src/input/vcd/libvcd/salloc.h => contrib/libvcd/salloc.h
rename : src/input/vcd/libvcd/sector.c => contrib/libvcd/sector.c
rename : src/input/vcd/libvcd/sector_private.h => contrib/libvcd/sector_private.h
rename : src/input/vcd/libvcd/stream.c => contrib/libvcd/stream.c
rename : src/input/vcd/libvcd/stream.h => contrib/libvcd/stream.h
rename : src/input/vcd/libvcd/stream_stdio.c => contrib/libvcd/stream_stdio.c
rename : src/input/vcd/libvcd/stream_stdio.h => contrib/libvcd/stream_stdio.h
rename : src/input/vcd/libvcd/util.c => contrib/libvcd/util.c
rename : src/input/vcd/libvcd/util.h => contrib/libvcd/util.h
rename : src/input/vcd/libvcd/vcd.c => contrib/libvcd/vcd.c
rename : src/input/vcd/libvcd/vcd.h => contrib/libvcd/vcd.h
rename : src/input/vcd/libvcd/vcd_assert.h => contrib/libvcd/vcd_assert.h
rename : src/input/vcd/libvcd/vcd_read.c => contrib/libvcd/vcd_read.c
rename : src/input/vcd/libvcd/vcd_read.h => contrib/libvcd/vcd_read.h

1 files changed, 531 insertions, 0 deletions

diff --git a/contrib/libvcd/inf.c b/contrib/libvcd/inf.c
new file mode 100644
index 000000000..588c8e5f7
--- /dev/null
+++ b/contrib/libvcd/inf.c
@@ -0,0 +1,531 @@
+/*
+    $Id: inf.c,v 1.3 2005/01/01 02:43:59 rockyb Exp $
+
+    Copyright (C) 2002,2003 Rocky Bernstein <rocky@panix.com>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Foundation
+    Software, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+/* 
+   Things here refer to lower-level structures using a structure other
+   than vcdinfo_t. For higher-level structures via the vcdinfo_t, see
+   info.c
+*/
+
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <stdio.h>
+#include <stddef.h>
+#include <errno.h>
+
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#ifdef HAVE_STRING_H
+#include <string.h>
+#endif
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_STAT_H
+#include <sys/stat.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#include <cdio/cdio.h>
+#include <cdio/bytesex.h>
+#include <cdio/util.h>
+
+/* Eventually move above libvcd includes but having vcdinfo including. */
+#include <libvcd/info.h>
+
+/* Private headers */
+#include "info_private.h"
+#include "pbc.h"
+
+static const char _rcsid[] = "$Id: inf.c,v 1.3 2005/01/01 02:43:59 rockyb Exp $";
+
+#define BUF_COUNT 16
+#define BUF_SIZE 80
+
+/* Return a pointer to a internal free buffer */
+static char *
+_getbuf (void)
+{
+  static char _buf[BUF_COUNT][BUF_SIZE];
+  static int _num = -1;
+  
+  _num++;
+  _num %= BUF_COUNT;
+
+  memset (_buf[_num], 0, BUF_SIZE);
+
+  return _buf[_num];
+}
+
+const char *
+vcdinf_area_str (const struct psd_area_t *_area)
+{
+  char *buf;
+
+  if (!_area->x1  
+      && !_area->y1
+      && !_area->x2
+      && !_area->y2)
+    return "disabled";
+
+  buf = _getbuf ();
+
+  snprintf (buf, BUF_SIZE, "[%3d,%3d] - [%3d,%3d]",
+            _area->x1, _area->y1,
+            _area->x2, _area->y2);
+            
+  return buf;
+}
+
+/*!
+   Return a string containing the VCD album id, or NULL if there is 
+   some problem in getting this. 
+*/
+const char *
+vcdinf_get_album_id(const InfoVcd_t *info)
+{
+  if (NULL==info) return NULL;
+  return vcdinfo_strip_trail (info->album_desc, MAX_ALBUM_LEN);
+}
+
+/*!
+  Get autowait time value for PsdPlayListDescriptor *d.
+  Time is in seconds unless it is -1 (unlimited).
+*/
+int
+vcdinf_get_autowait_time (const PsdPlayListDescriptor_t *d) 
+{
+  return vcdinfo_get_wait_time (d->atime);
+}
+
+/*!
+  Return the base selection number. VCD_INVALID_BSN is returned if there
+  is an error.
+*/
+unsigned int
+vcdinf_get_bsn(const PsdSelectionListDescriptor_t *psd)
+{
+  if (NULL==psd) return VCDINFO_INVALID_BSN;
+  return(psd->bsn);
+}
+
+/*!
+   Return a string giving VCD format (VCD 1.0 VCD 1.1, SVCD, ... 
+   for this object.
+*/
+const char *
+vcdinf_get_format_version_str (vcd_type_t vcd_type) 
+{
+  switch (vcd_type)
+    {
+    case VCD_TYPE_VCD:
+      return ("VCD 1.0");
+      break;
+    case VCD_TYPE_VCD11:
+      return ("VCD 1.1");
+      break;
+    case VCD_TYPE_VCD2:
+      return ("VCD 2.0");
+      break;
+    case VCD_TYPE_SVCD:
+      return ("SVCD");
+      break;
+    case VCD_TYPE_HQVCD:
+      return ("HQVCD");
+      break;
+    case VCD_TYPE_INVALID:
+      return ("INVALID");
+      break;
+    default:
+      return ( "????");
+    }
+}
+
+/*!
+  Return loop count. 0 is infinite loop.
+*/
+uint16_t
+vcdinf_get_loop_count (const PsdSelectionListDescriptor_t *psd) 
+{
+  return 0x7f & psd->loop;
+}
+
+/*!
+  Return LOT offset
+*/
+uint16_t
+vcdinf_get_lot_offset (const LotVcd_t *lot, unsigned int n) 
+{
+  return uint16_from_be (lot->offset[n]);
+}
+
+/*!
+  Return the number of entries in the VCD.
+*/
+unsigned int
+vcdinf_get_num_entries(const EntriesVcd_t *entries)
+{
+  if (NULL==entries) return 0;
+  return (uint16_from_be (entries->entry_count));
+}
+
+/*!
+  Return the number of segments in the VCD. 
+*/
+segnum_t
+vcdinf_get_num_segments(const InfoVcd_t *info)
+{
+  if (NULL==info) return 0;
+  return (uint16_from_be (info->item_count));
+}
+
+/*!
+  Return number of LIDs. 
+*/
+lid_t
+vcdinf_get_num_LIDs (const InfoVcd_t *info) 
+{
+  if (NULL==info) return 0;
+  /* Should probably use _vcd_pbc_max_lid instead? */
+  return uint16_from_be (info->lot_entries);
+}
+
+/*!
+  Return the number of menu selections for selection list descriptor psd.
+*/
+unsigned int
+vcdinf_get_num_selections(const PsdSelectionListDescriptor_t *psd)
+{
+  return psd->nos;
+}
+
+/*!
+  Get play time value for PsdPlayListDescriptor *d.
+  Time is in 1/15-second units.
+*/
+uint16_t
+vcdinf_get_play_time (const PsdPlayListDescriptor_t *d) 
+{
+  if (NULL==d) return 0;
+  return uint16_from_be (d->ptime);
+}
+
+/*!
+  Return number of bytes in PSD. 
+*/
+uint32_t
+vcdinf_get_psd_size (const InfoVcd_t *info)
+{
+  if (NULL==info) return 0;
+  return uint32_from_be (info->psd_size);
+}
+
+/*!
+  Get timeout wait time value for PsdPlayListDescriptor *d.
+  Return VCDINFO_INVALID_OFFSET if d is NULL;
+  Time is in seconds unless it is -1 (unlimited).
+*/
+uint16_t
+vcdinf_get_timeout_offset (const PsdSelectionListDescriptor_t *d)
+{
+  if (NULL == d) return VCDINFO_INVALID_OFFSET;
+  return uint16_from_be (d->timeout_ofs);
+}
+
+/*!
+  Get timeout wait time value for PsdPlayListDescriptor *d.
+  Time is in seconds unless it is -1 (unlimited).
+*/
+int
+vcdinf_get_timeout_time (const PsdSelectionListDescriptor_t *d)
+{
+  return vcdinfo_get_wait_time (d->totime);
+}
+
+/*!
+  Return the track number for entry n in obj. The first track starts
+  at 1. Note this is one less than the track number reported in vcddump.
+  (We don't count the header track?)
+*/
+track_t
+vcdinf_get_track(const EntriesVcd_t *entries, const unsigned int entry_num)
+{
+  const unsigned int entry_count = uint16_from_be (entries->entry_count);
+  /* Note entry_num is 0 origin. */
+  return entry_num < entry_count ?
+    cdio_from_bcd8 (entries->entry[entry_num].n):
+    VCDINFO_INVALID_TRACK;
+}
+
+/*!
+  Return the VCD volume count - the number of CD's in the collection.
+*/
+unsigned int 
+vcdinf_get_volume_count(const InfoVcd_t *info) 
+{
+  if (NULL==info) return 0;
+  return(uint16_from_be( info->vol_count));
+}
+
+/*!
+  Return the VCD volume num - the number of the CD in the collection.
+  This is a number between 1 and the volume count.
+*/
+unsigned int
+vcdinf_get_volume_num(const InfoVcd_t *info)
+{
+  if (NULL == info) return 0;
+  return uint16_from_be(info->vol_id);
+}
+
+/*!
+  Get wait time value for PsdPlayListDescriptor *d.
+  Time is in seconds unless it is -1 (unlimited).
+*/
+int
+vcdinf_get_wait_time (const PsdPlayListDescriptor_t *d) 
+{
+  return vcdinfo_get_wait_time (d->wtime);
+}
+
+/*!
+  Return true if loop has a jump delay
+*/
+bool
+vcdinf_has_jump_delay (const PsdSelectionListDescriptor_t *psd) 
+{
+  if (NULL==psd) return false;
+  return ((0x80 & psd->loop) != 0);
+}
+  
+/*! 
+  Comparison routine used in sorting. We compare LIDs and if those are 
+  equal, use the offset.
+  Note: we assume an unassigned LID is 0 and this compares as a high value.
+  
+  NOTE: Consider making static.
+*/
+int
+vcdinf_lid_t_cmp (vcdinfo_offset_t *a, vcdinfo_offset_t *b)
+{
+  if (a->lid && b->lid)
+    {
+      if (a->lid > b->lid) return +1;
+      if (a->lid < b->lid) return -1;
+      vcd_warn ("LID %d at offset %d has same nunber as LID of offset %d", 
+                a->lid, a->offset, b->offset);
+    } 
+  else if (a->lid) return -1;
+  else if (b->lid) return +1;
+
+  /* Failed to sort on LID, try offset now. */
+
+  if (a->offset > b->offset) return +1;
+  if (a->offset < b->offset) return -1;
+  
+  /* LIDS and offsets are equal. */
+  return 0;
+}
+
+/* Get the LID from a given play-list descriptor. 
+   VCDINFO_REJECTED_MASK is returned d on error or pld is NULL. 
+*/
+lid_t
+vcdinf_pld_get_lid(const PsdPlayListDescriptor_t *pld)
+{
+  return (pld != NULL) 
+    ? uint16_from_be (pld->lid) & VCDINFO_LID_MASK
+    : VCDINFO_REJECTED_MASK;
+}
+
+/**
+ \fn vcdinfo_pld_get_next_offset(const PsdPlayListDescriptor *pld); 
+ \brief  Get next offset for a given PSD selector descriptor.  
+ \return  VCDINFO_INVALID_OFFSET is returned on error or if pld has no "next"
+ entry or pld is NULL. Otherwise the LID offset is returned.
+ */
+uint16_t
+vcdinf_pld_get_next_offset(const PsdPlayListDescriptor_t *pld)
+{
+  if (NULL == pld) return VCDINFO_INVALID_OFFSET;
+  return uint16_from_be (pld->next_ofs);
+}
+
+/*!
+  Return number of items in LIDs. Return 0 if error or not found.
+*/
+int 
+vcdinf_pld_get_noi (const PsdPlayListDescriptor_t *pld)
+{
+  if ( NULL == pld ) return 0;
+  return pld->noi;
+}
+
+/*!
+  Return the playlist item i in d. 
+*/
+uint16_t
+vcdinf_pld_get_play_item(const PsdPlayListDescriptor_t *pld, unsigned int i)
+{
+  if (NULL==pld) return 0;
+  return uint16_from_be(pld->itemid[i]);
+}
+
+/**
+ \fn vcdinf_pld_get_prev_offset(const PsdPlayListDescriptor *pld);
+ \brief Get prev offset for a given PSD selector descriptor. 
+ \return  VCDINFO_INVALID_OFFSET is returned on error or if pld has no "prev"
+ entry or pld is NULL. Otherwise the LID offset is returned.
+ */
+uint16_t
+vcdinf_pld_get_prev_offset(const PsdPlayListDescriptor_t *pld)
+{
+  return (pld != NULL) ? 
+    uint16_from_be (pld->prev_ofs) : VCDINFO_INVALID_OFFSET;
+}
+
+/**
+ \fn vcdinf_pld_get_return_offset(const PsdPlayListDescriptor *pld);
+ \brief Get return offset for a given PLD selector descriptor. 
+ \return  VCDINFO_INVALID_OFFSET is returned on error or if pld has no 
+ "return" entry or pld is NULL. Otherwise the LID offset is returned.
+ */
+uint16_t
+vcdinf_pld_get_return_offset(const PsdPlayListDescriptor_t *pld)
+{
+  return (pld != NULL) ? 
+    uint16_from_be (pld->return_ofs) : VCDINFO_INVALID_OFFSET;
+}
+
+/**
+ * \fn vcdinfo_psd_get_default_offset(const PsdSelectionListDescriptor *psd);
+ * \brief Get next offset for a given PSD selector descriptor. 
+ * \return VCDINFO_INVALID_OFFSET is returned on error or if psd is
+ * NULL. Otherwise the LID offset is returned.
+ */
+uint16_t
+vcdinf_psd_get_default_offset(const PsdSelectionListDescriptor_t *psd)
+{
+  if (NULL == psd) return VCDINFO_INVALID_OFFSET;
+  return uint16_from_be (psd->default_ofs);
+}
+
+/*!
+  Get the item id for a given selection-list descriptor. 
+  VCDINFO_REJECTED_MASK is returned on error or if psd is NULL. 
+*/
+uint16_t
+vcdinf_psd_get_itemid(const PsdSelectionListDescriptor_t *psd)
+{
+  return (psd != NULL) ? uint16_from_be(psd->itemid) : VCDINFO_REJECTED_MASK;
+}
+
+/*!
+  Get the LID from a given selection-list descriptor. 
+  VCDINFO_REJECTED_MASK is returned on error or psd is NULL. 
+*/
+lid_t
+vcdinf_psd_get_lid(const PsdSelectionListDescriptor_t *psd)
+{
+  return (psd != NULL) 
+    ? uint16_from_be (psd->lid) & VCDINFO_LID_MASK
+    : VCDINFO_REJECTED_MASK;
+}
+
+/*!
+  Get the LID rejected status for a given PSD selector descriptor. 
+  true is also returned d is NULL. 
+*/
+bool
+vcdinf_psd_get_lid_rejected(const PsdSelectionListDescriptor_t *psd)
+{
+  return (psd != NULL) 
+    ? vcdinfo_is_rejected(uint16_from_be(psd->lid)) 
+    : true;
+}
+
+/**
+ * \fn vcdinf_psd_get_next_offset(const PsdSelectionListDescriptor *psd);
+ * \brief Get "next" offset for a given PSD selector descriptor. 
+ * \return VCDINFO_INVALID_OFFSET is returned on error or if psd is
+ * NULL. Otherwise the LID offset is returned.
+ */
+uint16_t
+vcdinf_psd_get_next_offset(const PsdSelectionListDescriptor_t *psd)
+{
+  if (NULL == psd) return VCDINFO_INVALID_OFFSET;
+  return uint16_from_be (psd->next_ofs);
+}
+
+/**
+ * \fn vcdinf_psd_get_offset(const PsdSelectionListDescriptor *d, 
+ *                           unsigned int entry_num);
+ * \brief Get offset entry_num for a given PSD selector descriptor. 
+ * \return VCDINFO_INVALID_OFFSET is returned if d on error or d is
+ * NULL. Otherwise the LID offset is returned.
+ */
+uint16_t
+vcdinf_psd_get_offset(const PsdSelectionListDescriptor_t *psd, 
+                      unsigned int entry_num) 
+{
+  return (psd != NULL && entry_num < vcdinf_get_num_selections(psd))
+    ? uint16_from_be (psd->ofs[entry_num]) : VCDINFO_INVALID_OFFSET;
+}
+
+/**
+ \fn vcdinf_psd_get_prev_offset(const PsdSelectionListDescriptor *psd);
+ \brief Get "prev" offset for a given PSD selector descriptor. 
+ \return  VCDINFO_INVALID_OFFSET is returned on error or if psd has no "prev"
+ entry or psd is NULL. Otherwise the LID offset is returned.
+ */
+uint16_t
+vcdinf_psd_get_prev_offset(const PsdSelectionListDescriptor_t *psd)
+{
+  return (psd != NULL) ? 
+    uint16_from_be (psd->prev_ofs) : VCDINFO_INVALID_OFFSET;
+}
+
+/**
+ * \fn vcdinf_psd_get_return_offset(const PsdSelectionListDescriptor *psd);
+ * \brief Get return offset for a given PSD selector descriptor. 
+ \return  VCDINFO_INVALID_OFFSET is returned on error or if psd has no 
+ "return" entry or psd is NULL. Otherwise the LID offset is returned.
+ */
+uint16_t
+vcdinf_psd_get_return_offset(const PsdSelectionListDescriptor_t *psd)
+{
+  return (psd != NULL) ? 
+    uint16_from_be (psd->return_ofs) : VCDINFO_INVALID_OFFSET;
+}
+
+
+/* 
+ * Local variables:
+ *  c-file-style: "gnu"
+ *  tab-width: 8
+ *  indent-tabs-mode: nil
+ * End:
+ */