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btsco.h revision 1.2.102.1 
      1 /*	$NetBSD: btsco.h,v 1.2.102.1 2017/12/03 11:36:59 jdolecek Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2006 Itronix Inc.
      5  * All rights reserved.
      6  *
      7  * Written by Iain Hibbert for Itronix Inc.
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  * 3. The name of Itronix Inc. may not be used to endorse
     18  *    or promote products derived from this software without specific
     19  *    prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND
     22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     23  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     24  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL ITRONIX INC. BE LIABLE FOR ANY
     25  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     26  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     27  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     28  * ON ANY THEORY OF LIABILITY, WHETHER IN
     29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     31  * POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #ifndef _DEV_BLUETOOTH_BTSCO_H_
     35 #define _DEV_BLUETOOTH_BTSCO_H_
     36 
     37 #include <sys/ioccom.h>
     38 #include <netbt/bluetooth.h>
     39 
     40 /* btsco(4) properties */
     41 #define BTSCOlisten		"listen"
     42 #define BTSCOchannel		"rfcomm-channel"
     43 
     44 /*
     45  * We need to provide a way to get the SCO Audio contact information
     46  * from the audio device so that the control channel can be set up
     47  */
     48 
     49 struct btsco_info {
     50 	bdaddr_t	laddr;		/* controller addr */
     51 	bdaddr_t	raddr;		/* remote addr */
     52 	uint8_t		channel;	/* RFCOMM channel */
     53 	int		vgs;		/* mixer index speaker */
     54 	int		vgm;		/* mixer index mic */
     55 };
     56 
     57 #define	BTSCO_GETINFO		_IOR('b', 16, struct btsco_info)
     58 
     59 #define BTSCO_DELTA		16	/* volume delta */
     60 
     61 #endif /* _DEV_BLUETOOTH_BTSCO_H_ */
     62