1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Line 6 Linux USB driver
 4 *
 5 * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at)
 6 */
 7
 8#ifndef MIDIBUF_H
 9#define MIDIBUF_H
10
11struct midi_buffer {
12	unsigned char *buf;
13	int size;
14	int split;
15	int pos_read, pos_write;
16	int full;
17	int command_prev;
18};
19
20extern int line6_midibuf_bytes_used(struct midi_buffer *mb);
21extern int line6_midibuf_bytes_free(struct midi_buffer *mb);
22extern void line6_midibuf_destroy(struct midi_buffer *mb);
23extern int line6_midibuf_ignore(struct midi_buffer *mb, int length);
24extern int line6_midibuf_init(struct midi_buffer *mb, int size, int split);
25extern int line6_midibuf_read(struct midi_buffer *mb, unsigned char *data,
26			      int length);
27extern void line6_midibuf_reset(struct midi_buffer *mb);
28extern int line6_midibuf_write(struct midi_buffer *mb, unsigned char *data,
29			       int length);
30
31#endif