The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/sound/midi/midi.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2003 Mathew Kanner
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice, this list of conditions and the following disclaimer.
   12  * 2. Redistributions in binary form must reproduce the above copyright
   13  *    notice, this list of conditions and the following disclaimer in the
   14  *    documentation and/or other materials provided with the distribution.
   15  *
   16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   26  * SUCH DAMAGE.
   27  *
   28  * $FreeBSD: releng/12.0/sys/dev/sound/midi/midi.h 326255 2017-11-27 14:52:40Z pfg $
   29  */
   30 
   31 #ifndef MIDI_H
   32 #define MIDI_H
   33 
   34 #include <sys/types.h>
   35 #include <sys/malloc.h>
   36 
   37 MALLOC_DECLARE(M_MIDI);
   38 
   39 #define M_RX            0x01
   40 #define M_TX            0x02
   41 #define M_RXEN          0x04
   42 #define M_TXEN          0x08
   43 
   44 #define MIDI_TYPE unsigned char
   45 
   46 struct snd_midi;
   47 
   48 struct snd_midi *
   49 midi_init(kobj_class_t _mpu_cls, int _unit, int _channel, void *cookie);
   50 int     midi_uninit(struct snd_midi *_m);
   51 int     midi_out(struct snd_midi *_m, MIDI_TYPE *_buf, int _size);
   52 int     midi_in(struct snd_midi *_m, MIDI_TYPE *_buf, int _size);
   53 
   54 kobj_t  midimapper_addseq(void *arg1, int *unit, void **cookie);
   55 int     midimapper_open(void *arg1, void **cookie);
   56 int     midimapper_close(void *arg1, void *cookie);
   57 kobj_t  midimapper_fetch_synth(void *arg, void *cookie, int unit);
   58 
   59 #endif

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