1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Line 6 Linux USB driver
 4 *
 5 * Copyright (C) 2004-2010 Markus Grabner (line6@grabner-graz.at)
 6 */
 7
 8#ifndef MIDIBUF_H
 9#define MIDIBUF_H
10
11#define LINE6_MIDIBUF_READ_TX 0
12#define LINE6_MIDIBUF_READ_RX 1
13
14struct midi_buffer {
15	unsigned char *buf;
16	int size;
17	int split;
18	int pos_read, pos_write;
19	int full;
20	int command_prev;
21};
22
23extern int line6_midibuf_bytes_used(struct midi_buffer *mb);
24extern int line6_midibuf_bytes_free(struct midi_buffer *mb);
25extern void line6_midibuf_destroy(struct midi_buffer *mb);
26extern int line6_midibuf_ignore(struct midi_buffer *mb, int length);
27extern int line6_midibuf_init(struct midi_buffer *mb, int size, int split);
28extern int line6_midibuf_read(struct midi_buffer *mb, unsigned char *data,
29			      int length, int read_type);
30extern void line6_midibuf_reset(struct midi_buffer *mb);
31extern int line6_midibuf_write(struct midi_buffer *mb, unsigned char *data,
32			       int length);
33
34#endif

 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
11#define LINE6_MIDIBUF_READ_TX 0
12#define LINE6_MIDIBUF_READ_RX 1
13
14struct midi_buffer {
15	unsigned char *buf;
16	int size;
17	int split;
18	int pos_read, pos_write;
19	int full;
20	int command_prev;
21};
22
23extern int line6_midibuf_bytes_used(struct midi_buffer *mb);
24extern int line6_midibuf_bytes_free(struct midi_buffer *mb);
25extern void line6_midibuf_destroy(struct midi_buffer *mb);
26extern int line6_midibuf_ignore(struct midi_buffer *mb, int length);
27extern int line6_midibuf_init(struct midi_buffer *mb, int size, int split);
28extern int line6_midibuf_read(struct midi_buffer *mb, unsigned char *data,
29			      int length, int read_type);
30extern void line6_midibuf_reset(struct midi_buffer *mb);
31extern int line6_midibuf_write(struct midi_buffer *mb, unsigned char *data,
32			       int length);
33
34#endif