NetBSD/sys/compat/linux/common/linux_oldselect.c

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/* $NetBSD: linux_oldselect.c,v 1.49 1998/10/04 00:02:39 fvdl Exp $ */
/*-
* Copyright (c) 1995, 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Frank van der Linden and Eric Haszlakiewicz.
*
* 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 by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
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#include <sys/param.h>
#include <sys/systm.h>
#include <sys/mount.h>
#include <sys/syscallargs.h>
#include <vm/vm.h>
#include <vm/vm_param.h>
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#include <compat/linux/common/linux_types.h>
#include <compat/linux/common/linux_misc.h>
#include <compat/linux/common/linux_mmap.h>
#include <compat/linux/common/linux_signal.h>
#include <compat/linux/common/linux_oldselect.h>
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#include <compat/linux/linux_syscallargs.h>
/* Used on: arm, i386, m68k */
/* Not used on: alpha, mips, ppc, sparc, sparc64 */
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/*
* Not sure why the arguments to this older version of select() were put
* into a structure, because there are 5, and that can all be handled
* in registers on the i386 like Linux wants to.
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*/
int
linux_sys_oldselect(p, v, retval)
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struct proc *p;
void *v;
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register_t *retval;
{
struct linux_sys_oldselect_args /* {
syscallarg(struct linux_oldselect *) lsp;
} */ *uap = v;
struct linux_oldselect ls;
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int error;
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if ((error = copyin(SCARG(uap, lsp), &ls, sizeof(ls))))
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return error;
return linux_select1(p, retval, ls.nfds, ls.readfds, ls.writefds,
ls.exceptfds, ls.timeout);
}