src/api/scan_next_media_url.c

   1 /* libquvi
   2  * Copyright (C) 2012  Toni Gundogdu <legatvs@gmail.com>
   3  *
   4  * This file is part of libquvi <http://quvi.sourceforge.net/>.
   5  *
   6  * This library is free software: you can redistribute it and/or
   7  * modify it under the terms of the GNU Affero General Public
   8  * License as published by the Free Software Foundation, either
   9  * version 3 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU Affero General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Affero General
  17  * Public License along with this library.  If not, see
  18  * <http://www.gnu.org/licenses/>.
  19  */
  20
  21 /** @file scan_next_media_url.c */
  22
  23 #include "config.h"
  24
  25 #include <glib.h>
  26
  27 #include "quvi.h"
  28 /* -- */
  29 #include "_quvi_s.h"
  30 #include "_quvi_net_s.h"
  31 #include "_quvi_scan_s.h"
  32
  33 /** @return Next detected media URL (NULL-terminated) string or NULL
  34 @note Do not attempt to free the returned string
  35 @sa @ref scan_media
  36 @ingroup scan
  37 */
  38 const char *quvi_scan_next_media_url(quvi_scan_t handle)
  39 {
  40   _quvi_scan_t qs = (_quvi_scan_t) handle;
  41
  42   /* If G_DISABLE_CHECKS is defined then the check is not performed. */
  43   g_return_val_if_fail(handle != NULL, NULL);
  44
  45   qs->url.curr.media = (qs->url.curr.media != NULL)
  46                        ? g_slist_next(qs->url.curr.media)
  47                        : qs->url.media;
  48
  49   return ((qs->url.curr.media != NULL)
  50           ? qs->url.curr.media->data
  51           : NULL);
  52 }
  53
  54 /* vim: set ts=2 sw=2 tw=72 expandtab: */