NetBSD/sys/compat/linux/linux_ioctl.c

88 lines
3.2 KiB
C

/* $NetBSD: linux_ioctl.c,v 1.16 1997/04/04 15:35:58 augustss Exp $ */
/*
* Copyright (c) 1995 Frank van der Linden
* All rights reserved.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed for the NetBSD Project
* by Frank van der Linden
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*/
#include <sys/param.h>
#include <sys/proc.h>
#include <sys/systm.h>
#include <sys/ioctl.h>
#include <sys/mount.h>
#include <sys/socket.h>
#include <net/if.h>
#include <sys/sockio.h>
#include <sys/syscallargs.h>
#include <compat/linux/linux_types.h>
#include <compat/linux/linux_signal.h>
#include <compat/linux/linux_syscallargs.h>
#include <compat/linux/linux_ioctl.h>
#include <compat/ossaudio/ossaudio.h>
#define LINUX_TO_OSS(v) (v) /* do nothing, same ioctl() encoding */
/*
* Most ioctl command are just converted to their NetBSD values,
* and passed on. The ones that take structure pointers and (flag)
* values need some massaging. This is done the usual way by
* allocating stackgap memory, letting the actual ioctl call do its
* work there and converting back the data afterwards.
*/
int
linux_sys_ioctl(p, v, retval)
register struct proc *p;
void *v;
register_t *retval;
{
register struct linux_sys_ioctl_args /* {
syscallarg(int) fd;
syscallarg(u_long) com;
syscallarg(caddr_t) data;
} */ *uap = v;
switch (LINUX_IOCGROUP(SCARG(uap, com))) {
case 'M':
return oss_ioctl_mixer(p, LINUX_TO_OSS(v), retval);
case 'Q':
return oss_ioctl_sequencer(p, LINUX_TO_OSS(v), retval);
case 'P':
return oss_ioctl_audio(p, LINUX_TO_OSS(v), retval);
case 'T':
return linux_ioctl_termios(p, uap, retval);
case 0x89:
return linux_ioctl_socket(p, uap, retval);
default:
return linux_machdepioctl(p, uap, retval);
}
}