xref: /freebsd/sys/dev/sound/midi/midi.h (revision 641a6cfb86023499caafe26a4d821a0b885cf00b)
1 /*-
2  * Copyright (c) 2003 Mathew Kanner
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 #ifndef MIDI_H
30 #define MIDI_H
31 
32 #include <sys/types.h>
33 #include <sys/malloc.h>
34 
35 MALLOC_DECLARE(M_MIDI);
36 
37 #define M_RX		0x01
38 #define M_TX		0x02
39 #define M_RXEN		0x04
40 #define M_TXEN		0x08
41 
42 #define MIDI_TYPE unsigned char
43 
44 struct snd_midi;
45 
46 struct snd_midi *
47 midi_init(kobj_class_t _mpu_cls, int _unit, int _channel, void *cookie);
48 int	midi_uninit(struct snd_midi *_m);
49 int	midi_out(struct snd_midi *_m, MIDI_TYPE *_buf, int _size);
50 int	midi_in(struct snd_midi *_m, MIDI_TYPE *_buf, int _size);
51 
52 kobj_t	midimapper_addseq(void *arg1, int *unit, void **cookie);
53 int	midimapper_open(void *arg1, void **cookie);
54 int	midimapper_close(void *arg1, void *cookie);
55 kobj_t	midimapper_fetch_synth(void *arg, void *cookie, int unit);
56 
57 #endif
58