1 /* GStreamer
2  * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
3  *               2000,2005 Wim Taymans <wim@fluendo.com>
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Library General Public
7  * License as published by the Free Software Foundation; either
8  * version 2 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * Library General Public License for more details.
14  *
15  * You should have received a copy of the GNU Library General Public
16  * License along with this library; if not, write to the
17  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
18  * Boston, MA 02110-1301, USA.
19  */
20 
21 #include <gst/audio/audio.h>
22 
23 #define SET_PARAM(_oss, _name, _val, _detail)   \
24 G_STMT_START {                                  \
25   int _tmp = _val;                              \
26   if (ioctl(_oss->fd, _name, &_tmp) == -1) {    \
27     GST_ELEMENT_ERROR (_oss, RESOURCE, SETTINGS,\
28         (NULL),					\
29         ("Unable to set param " _detail ": %s", \
30                    g_strerror (errno)));        \
31     return FALSE;                               \
32   }                                             \
33   GST_DEBUG_OBJECT(_oss, _detail " %d", _tmp);  \
34 } G_STMT_END
35 
36 #define GET_PARAM(_oss, _name, _val, _detail)   \
37 G_STMT_START {                                  \
38   if (ioctl(oss->fd, _name, _val) == -1) {      \
39     GST_ELEMENT_ERROR (oss, RESOURCE, SETTINGS, \
40         (NULL),					\
41         ("Unable to get param " _detail ": %s", \
42                    g_strerror (errno)));        \
43     return FALSE;                               \
44   }                                             \
45 } G_STMT_END
46