netbsd/sys/compat/svr4_32/svr4_32_mod.c
2015-10-15 10:25:28 +02:00

93 lines
2.8 KiB
C

/* $NetBSD: svr4_32_mod.c,v 1.3 2014/03/07 01:33:44 christos Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software developed for The NetBSD Foundation
* by Andrew Doran.
*
* 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.
*
* 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.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: svr4_32_mod.c,v 1.3 2014/03/07 01:33:44 christos Exp $");
#ifndef ELFSIZE
#define ELFSIZE ARCH_ELFSIZE
#endif
#include <sys/param.h>
#include <sys/module.h>
#include <sys/exec.h>
#include <sys/exec_elf.h>
#include <compat/netbsd32/netbsd32.h>
#include <compat/svr4_32/svr4_32_util.h>
#include <compat/svr4_32/svr4_32_exec.h>
#if defined(EXEC_ELF32) && ELFSIZE == 32
# define MD1 ",exec_elf32"
#else
# define MD1 ""
#endif
MODULE(MODULE_CLASS_EXEC, compat_svr4_32, "compat,compat_netbsd32" MD1);
static struct execsw svr4_32_execsw[] = {
#if defined(EXEC_ELF32)
{
.es_hdrsz = sizeof (Elf32_Ehdr),
.es_makecmds = exec_elf32_makecmds,
.u = {
.elf_probe_func = svr4_32_elf32_probe,
},
.es_emul = &emul_svr4_32,
.es_prio = EXECSW_PRIO_LAST,
.es_arglen = SVR4_32_AUX_ARGSIZ,
.es_copyargs = svr4_32_copyargs,
.es_setregs = NULL,
.es_coredump = coredump_elf32,
.es_setup_stack = exec_setup_stack,
},
#endif
};
static int
compat_svr4_32_modcmd(modcmd_t cmd, void *arg)
{
switch (cmd) {
case MODULE_CMD_INIT:
return exec_add(svr4_32_execsw,
__arraycount(svr4_32_execsw));
case MODULE_CMD_FINI:
return exec_remove(svr4_32_execsw,
__arraycount(svr4_32_execsw));
default:
return ENOTTY;
}
}