f_audio_buf
static struct f_audio_buf *f_audio_buffer_alloc(int buf_size)
struct f_audio_buf *copy_buf;
static void f_audio_buffer_free(struct f_audio_buf *audio_buf)
struct f_audio_buf *copy_buf;
struct f_audio_buf *play_buf;
struct f_audio_buf, list);
struct f_audio_buf *copy_buf = audio->copy_buf;
struct f_audio_buf *copy_buf = audio->copy_buf;