MPD
pcm_buffer.h
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1 /*
2  * Copyright (C) 2003-2010 The Music Player Daemon Project
3  * http://www.musicpd.org
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program 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
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License along
16  * with this program; if not, write to the Free Software Foundation, Inc.,
17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18  */
19 
20 #ifndef PCM_BUFFER_H
21 #define PCM_BUFFER_H
22 
23 #include <glib.h>
24 
25 #include <assert.h>
26 
32 struct pcm_buffer {
33  void *buffer;
34 
35  size_t size;
36 };
37 
41 static inline void
42 pcm_buffer_init(struct pcm_buffer *buffer)
43 {
44  assert(buffer != NULL);
45 
46  buffer->buffer = NULL;
47  buffer->size = 0;
48 }
49 
53 static inline void
55 {
56  assert(buffer != NULL);
57 
58  g_free(buffer->buffer);
59 
60  buffer->buffer = NULL;
61 }
62 
67 G_GNUC_MALLOC
68 void *
69 pcm_buffer_get(struct pcm_buffer *buffer, size_t size);
70 
71 #endif