| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Line 6 Linux USB driver |
| * |
| * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) |
| */ |
| |
| #ifndef MIDIBUF_H |
| #define MIDIBUF_H |
| |
| #define LINE6_MIDIBUF_READ_TX 0 |
| #define LINE6_MIDIBUF_READ_RX 1 |
| |
| struct midi_buffer { |
| unsigned char *buf; |
| int size; |
| int split; |
| int pos_read, pos_write; |
| int full; |
| int command_prev; |
| }; |
| |
| extern int line6_midibuf_bytes_used(struct midi_buffer *mb); |
| extern int line6_midibuf_bytes_free(struct midi_buffer *mb); |
| extern void line6_midibuf_destroy(struct midi_buffer *mb); |
| extern int line6_midibuf_ignore(struct midi_buffer *mb, int length); |
| extern int line6_midibuf_init(struct midi_buffer *mb, int size, int split); |
| extern int line6_midibuf_read(struct midi_buffer *mb, unsigned char *data, |
| int length, int read_type); |
| extern void line6_midibuf_reset(struct midi_buffer *mb); |
| extern int line6_midibuf_write(struct midi_buffer *mb, unsigned char *data, |
| int length); |
| |
| #endif |
