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78 lines
2.5 KiB
C
78 lines
2.5 KiB
C
/* $NetBSD: syscallemu.h,v 1.1 2012/01/05 13:26:51 jmcneill Exp $ */
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/*-
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* Copyright (c) 2012 Jared D. McNeill <jmcneill@invisible.ca>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _HAVE_SYSCALLEMU_H
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#define _HAVE_SYSCALLEMU_H
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#include <sys/cdefs.h>
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#include <sys/syscall.h>
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#include <sys/syscallargs.h>
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struct proc;
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/*
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* Process specific syscallemu configuration
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*/
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struct syscallemu_data {
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vaddr_t sce_user_start;
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vaddr_t sce_user_end;
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void *sce_md_syscall;
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};
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/*
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* Get process specific syscallemu data
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*/
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struct syscallemu_data * syscallemu_getsce(struct proc *);
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/*
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* Set process specific syscallemu data
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*/
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void syscallemu_setsce(struct proc *, struct syscallemu_data *);
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/*
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* MD specific syscallemu syscall setup (in syscallemu_${MACHINE_ARCH}.c)
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*/
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void * md_syscallemu(struct proc *);
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/* syscall: "syscallemu" ret: "int" args: "uintptr_t" "uintptr_t" */
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#define SYS_syscallemu 511
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struct sys_syscallemu_args {
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syscallarg(uintptr_t) user_start;
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syscallarg(uintptr_t) user_end;
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};
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check_syscall_args(sys_syscallemu);
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int sys_syscallemu(struct lwp *, const struct sys_syscallemu_args *,
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register_t *);
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__CTASSERT(SYS_syscallemu >= SYS_MAXSYSCALL);
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__CTASSERT(SYS_syscallemu < SYS_NSYSENT);
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#endif /* !_HAVE_SYSCALLEMU_H */
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