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/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2020 The FreeBSD Foundation
*
* This software was developed by Ka Ho Ng
* under sponsorship from the FreeBSD Foundation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _SYS_SNDSTAT_H_
#define _SYS_SNDSTAT_H_
#include <sys/types.h>
#ifndef _IOWR
#include <sys/ioccom.h>
#endif /* !_IOWR */
struct sndstioc_nv_arg {
size_t nbytes; /* [IN/OUT] buffer size/number of bytes filled */
void *buf; /* [OUT] buffer holding a packed nvlist */
};
/*
* Common name/value pair names
*/
#define SNDST_DSPS "dsps"
#define SNDST_DSPS_FROM_USER "from_user"
#define SNDST_DSPS_PCHAN "pchan"
#define SNDST_DSPS_RCHAN "rchan"
#define SNDST_DSPS_NAMEUNIT "nameunit"
#define SNDST_DSPS_DEVNODE "devnode"
#define SNDST_DSPS_DESC "desc"
#define SNDST_DSPS_PROVIDER "provider"
#define SNDST_DSPS_PROVIDER_INFO "provider_info"
/*
* Common name/value pair names for play/rec info
*/
#define SNDST_DSPS_INFO_PLAY "info_play"
#define SNDST_DSPS_INFO_REC "info_rec"
#define SNDST_DSPS_INFO_MIN_RATE "min_rate"
#define SNDST_DSPS_INFO_MAX_RATE "max_rate"
#define SNDST_DSPS_INFO_FORMATS "formats"
#define SNDST_DSPS_INFO_MIN_CHN "min_chn"
#define SNDST_DSPS_INFO_MAX_CHN "max_chn"
/*
* sound(4)-specific name/value pair names
*/
#define SNDST_DSPS_SOUND4_PROVIDER "sound(4)"
#define SNDST_DSPS_SOUND4_UNIT "unit"
#define SNDST_DSPS_SOUND4_BITPERFECT "bitperfect"
#define SNDST_DSPS_SOUND4_PVCHAN "pvchan"
#define SNDST_DSPS_SOUND4_RVCHAN "rvchan"
#define SNDSTIOC_REFRESH_DEVS \
_IO('D', 100)
#define SNDSTIOC_GET_DEVS \
_IOWR('D', 101, struct sndstioc_nv_arg)
#define SNDSTIOC_ADD_USER_DEVS \
_IOWR('D', 102, struct sndstioc_nv_arg)
#define SNDSTIOC_FLUSH_USER_DEVS \
_IO('D', 103)
#ifdef _KERNEL
#ifdef COMPAT_FREEBSD32
struct sndstioc_nv_arg32 {
uint32_t nbytes;
uint32_t buf;
};
#define SNDSTIOC_GET_DEVS32 \
_IOC_NEWTYPE(SNDSTIOC_GET_DEVS, struct sndstioc_nv_arg32)
#define SNDSTIOC_ADD_USER_DEVS32 \
_IOC_NEWTYPE(SNDSTIOC_ADD_USER_DEVS, struct sndstioc_nv_arg32)
#endif
#endif
#endif /* !_SYS_SNDSTAT_H_ */
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