103 lines
3.5 KiB
C
103 lines
3.5 KiB
C
/* $NetBSD: linux_mmap.h,v 1.21 2008/04/28 20:23:43 martin Exp $ */
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/*-
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Frank van der Linden and Eric Haszlakiewicz.
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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 _LINUX_MMAP_H
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#define _LINUX_MMAP_H
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#define LINUX_PROT_NONE 0x00
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#define LINUX_PROT_READ 0x01
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#define LINUX_PROT_WRITE 0x02
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#define LINUX_PROT_EXEC 0x04
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#define LINUX_PROT_GROWSDOWN 0x01000000
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#define LINUX_PROT_GROWSUP 0x02000000
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#define LINUX_MAP_SHARED 0x0001
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#define LINUX_MAP_PRIVATE 0x0002
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#if defined(__i386__)
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#include <compat/linux/arch/i386/linux_mmap.h>
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#elif defined(__m68k__)
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#include <compat/linux/arch/m68k/linux_mmap.h>
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#elif defined(__alpha__)
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#include <compat/linux/arch/alpha/linux_mmap.h>
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#elif defined(__powerpc__)
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#include <compat/linux/arch/powerpc/linux_mmap.h>
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#elif defined(__mips__)
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#include <compat/linux/arch/mips/linux_mmap.h>
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#elif defined(__arm__)
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#include <compat/linux/arch/arm/linux_mmap.h>
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#elif defined(__amd64__)
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#include <compat/linux/arch/amd64/linux_mmap.h>
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/*
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* XXX ERH: All below here are guesses. The header
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* XXX ERH: files are correct but the defined(*)
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* XXX ERH: probably aren't
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*
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* XXX ERH: Can probably drop some of these headers: linux
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* XXX ERH: is stupid about compat stuff. It doesn't really
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* XXX ERH: use all the defines, but I don't want to go looking
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* XXX ERH: through all the kernel sources right now.
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*/
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#elif defined(__sparc__)
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#include <compat/linux/arch/sparc/linux_mmap.h>
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#else
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#error Undefined linux_mmap.h machine type.
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#endif
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/*
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* Ensure the linux_sys_mmap syscall appears to exist:
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*/
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struct linux_sys_mmap_args;
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struct linux_sys_mmap_args {
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syscallarg(unsigned long) addr;
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syscallarg(size_t) len;
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syscallarg(int) prot;
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syscallarg(int) flags;
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syscallarg(int) fd;
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syscallarg(linux_off_t) offset;
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};
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/*
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* Same arguments, but different meaning for "offset".
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* See linux_misc.c:linux_sys_mmap2().
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*/
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#define linux_sys_mmap2_args linux_sys_mmap_args
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#ifdef _KERNEL
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__BEGIN_DECLS
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int linux_sys_mmap(struct lwp *p, const struct linux_sys_mmap_args *v, register_t *retval);
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int linux_sys_mmap2(struct lwp *p, const struct linux_sys_mmap2_args *v, register_t *retval);
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__END_DECLS
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#endif /* !_KERNEL */
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#endif /* !_LINUX_MMAP_H */
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