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/* $NetBSD: linux_exec.h,v 1.31 2003/09/25 22:00:02 christos 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.
*/
#ifndef _LINUX_EXEC_H
#define _LINUX_EXEC_H
#if defined(__i386__)
#include <compat/linux/arch/i386/linux_exec.h>
#elif defined(__m68k__)
#include <compat/linux/arch/m68k/linux_exec.h>
#elif defined(__alpha__)
#include <compat/linux/arch/alpha/linux_exec.h>
#elif defined(__powerpc__)
#include <compat/linux/arch/powerpc/linux_exec.h>
#elif defined(__mips__)
#include <compat/linux/arch/mips/linux_exec.h>
#elif defined(__arm__)
#include <compat/linux/arch/arm/linux_exec.h>
#endif
/* Defines for a.out executables */
#define LINUX_AOUT_HDR_SIZE (sizeof (struct exec))
#define LINUX_AOUT_AUX_ARGSIZ 2
#define LINUX_N_MAGIC(ep) ((ep)->a_midmag & 0xffff)
#define LINUX_N_MACHTYPE(ep) (((ep)->a_midmag >> 16) & 0xff)
#define LINUX_N_TXTOFF(x,m) \
((m) == ZMAGIC ? 1024 : ((m) == QMAGIC ? 0 : sizeof (struct exec)))
#define LINUX_N_DATOFF(x,m) (LINUX_N_TXTOFF(x,m) + (x).a_text)
#define LINUX_N_TXTADDR(x,m) ((m) == QMAGIC ? PAGE_SIZE : 0)
#define LINUX__N_SEGMENT_ROUND(x) (((x) + PAGE_SIZE - 1) & ~(PAGE_SIZE - 1))
#define LINUX__N_TXTENDADDR(x,m) (LINUX_N_TXTADDR(x,m)+(x).a_text)
#define LINUX_N_DATADDR(x,m) \
((m)==OMAGIC? (LINUX__N_TXTENDADDR(x,m)) \
: (LINUX__N_SEGMENT_ROUND (LINUX__N_TXTENDADDR(x,m))))
#define LINUX_N_BSSADDR(x,m) (LINUX_N_DATADDR(x,m) + (x).a_data)
#ifndef LINUX_MACHDEP_ELF_COPYARGS
#define LINUX_ELF_AUX_ENTRIES 13 /* we push 13 parameters */
#endif
/*
* From Linux's include/linux/elf.h
*/
#define LINUX_AT_UID 11 /* real uid */
#define LINUX_AT_EUID 12 /* effective uid */
#define LINUX_AT_GID 13 /* real gid */
#define LINUX_AT_EGID 14 /* effective gid */
#define LINUX_AT_PLATFORM 15 /* CPU string for optimizations */
#define LINUX_AT_HWCAP 16 /* arch dependent CPU capabilities */
#define LINUX_AT_CLKTCK 17 /* frequency times() increments */
/*
* Emulation specific sysctls.
*/
#define EMUL_LINUX_KERN 1
#define EMUL_LINUX_MAXID 2
#define EMUL_LINUX_NAMES { \
{ 0, 0 }, \
{ "kern", CTLTYPE_NODE }, \
}
#define EMUL_LINUX_KERN_OSTYPE 1
#define EMUL_LINUX_KERN_OSRELEASE 2
#define EMUL_LINUX_KERN_VERSION 3
#define EMUL_LINUX_KERN_MAXID 4
#define EMUL_LINUX_KERN_NAMES { \
{ 0, 0 }, \
{ "ostype", CTLTYPE_STRING }, \
{ "osrelease", CTLTYPE_STRING }, \
{ "osversion", CTLTYPE_STRING }, \
}
#ifdef _KERNEL
__BEGIN_DECLS
extern const struct emul emul_linux;
int linux_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
struct proc *));
void linux_setregs __P((struct lwp *, struct exec_package *, u_long));
int exec_linux_aout_makecmds __P((struct proc *, struct exec_package *));
int linux_aout_copyargs __P((struct proc *, struct exec_package *,
struct ps_strings *, char **, void *));
#ifdef __HAVE_SIGINFO
void linux_trapsignal __P((struct lwp *, const ksiginfo_t *));
#else
void linux_trapsignal __P((struct lwp *, int, u_long));
#endif
#ifdef EXEC_ELF32
int linux_elf32_probe __P((struct proc *, struct exec_package *, void *,
char *, vaddr_t *));
int linux_elf32_copyargs __P((struct proc *, struct exec_package *,
struct ps_strings *, char **, void *));
#endif
#ifdef EXEC_ELF64
int linux_elf64_probe __P((struct proc *, struct exec_package *, void *,
char *, vaddr_t *));
int linux_elf64_copyargs __P((struct proc *, struct exec_package *,
struct ps_strings *, char **, void *));
#endif
__END_DECLS
#endif /* !_KERNEL */
#endif /* !_LINUX_EXEC_H */
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