MPD 0.17~git
src/pcm_buffer.h
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00001 /*
00002  * Copyright (C) 2003-2011 The Music Player Daemon Project
00003  * http://www.musicpd.org
00004  *
00005  * This program is free software; you can redistribute it and/or modify
00006  * it under the terms of the GNU General Public License as published by
00007  * the Free Software Foundation; either version 2 of the License, or
00008  * (at your option) any later version.
00009  *
00010  * This program is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013  * GNU General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU General Public License along
00016  * with this program; if not, write to the Free Software Foundation, Inc.,
00017  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
00018  */
00019 
00020 #ifndef PCM_BUFFER_H
00021 #define PCM_BUFFER_H
00022 
00023 #include "check.h"
00024 
00025 #include <glib.h>
00026 
00027 #include <assert.h>
00028 
00034 struct pcm_buffer {
00035         void *buffer;
00036 
00037         size_t size;
00038 };
00039 
00043 static inline void
00044 pcm_buffer_init(struct pcm_buffer *buffer)
00045 {
00046         assert(buffer != NULL);
00047 
00048         buffer->buffer = NULL;
00049         buffer->size = 0;
00050 }
00051 
00055 static inline void
00056 pcm_buffer_deinit(struct pcm_buffer *buffer)
00057 {
00058         assert(buffer != NULL);
00059 
00060         g_free(buffer->buffer);
00061 
00062         buffer->buffer = NULL;
00063 }
00064 
00069 G_GNUC_MALLOC
00070 void *
00071 pcm_buffer_get(struct pcm_buffer *buffer, size_t size);
00072 
00073 #endif