1 /*
2  * Line6 Linux USB driver - 0.9.1beta
3  *
4  * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at)
5  *
6  *	This program is free software; you can redistribute it and/or
7  *	modify it under the terms of the GNU General Public License as
8  *	published by the Free Software Foundation, version 2.
9  *
10  */
11 
12 #ifndef MIDIBUF_H
13 #define MIDIBUF_H
14 
15 struct MidiBuffer {
16 	unsigned char *buf;
17 	int size;
18 	int split;
19 	int pos_read, pos_write;
20 	int full;
21 	int command_prev;
22 };
23 
24 extern int line6_midibuf_bytes_used(struct MidiBuffer *mb);
25 extern int line6_midibuf_bytes_free(struct MidiBuffer *mb);
26 extern void line6_midibuf_destroy(struct MidiBuffer *mb);
27 extern int line6_midibuf_ignore(struct MidiBuffer *mb, int length);
28 extern int line6_midibuf_init(struct MidiBuffer *mb, int size, int split);
29 extern int line6_midibuf_read(struct MidiBuffer *mb, unsigned char *data,
30 			      int length);
31 extern void line6_midibuf_reset(struct MidiBuffer *mb);
32 extern int line6_midibuf_skip_message(struct MidiBuffer *mb,
33 				      unsigned short mask);
34 extern void line6_midibuf_status(struct MidiBuffer *mb);
35 extern int line6_midibuf_write(struct MidiBuffer *mb, unsigned char *data,
36 			       int length);
37 
38 #endif
39