/*      $NetBSD: netbsd32_compat_09.c,v 1.20 2021/01/19 03:20:13 simonb Exp $   */

/*
* Copyright (c) 1998 Matthew R. Green
* All rights reserved.
*
* 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 AUTHOR ``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 AUTHOR 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: netbsd32_compat_09.c,v 1.20 2021/01/19 03:20:13 simonb Exp $");

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/module.h>
#include <sys/mount.h>
#include <sys/syscallvar.h>
#include <sys/syscallargs.h>

#include <sys/time.h>
#include <uvm/uvm_extern.h>
#include <sys/sysctl.h>

#include <compat/sys/siginfo.h>

#include <compat/netbsd32/netbsd32.h>
#include <compat/netbsd32/netbsd32_syscall.h>
#include <compat/netbsd32/netbsd32_syscallargs.h>

int
compat_09_netbsd32_ogetdomainname(struct lwp *l, const struct compat_09_netbsd32_ogetdomainname_args *uap, register_t *retval)
{
       /* {
               syscallarg(netbsd32_charp) domainname;
               syscallarg(int) len;
       } */
       int name[2];
       size_t sz;

       name[0] = CTL_KERN;
       name[1] = KERN_DOMAINNAME;
       sz = SCARG(uap, len);
       return old_sysctl(&name[0], 2,
           (char *)SCARG_P32(uap, domainname), &sz, 0, 0, l);
}

int
compat_09_netbsd32_osetdomainname(struct lwp *l, const struct compat_09_netbsd32_osetdomainname_args *uap, register_t *retval)
{
       /* {
               syscallarg(netbsd32_charp) domainname;
               syscallarg(int) len;
       } */
       int name[2];

       name[0] = CTL_KERN;
       name[1] = KERN_DOMAINNAME;
       return old_sysctl(&name[0], 2, 0, 0,
           (char *)SCARG_P32(uap, domainname), SCARG(uap, len), l);
}

int
compat_09_netbsd32_uname(struct lwp *l, const struct compat_09_netbsd32_uname_args *uap, register_t *retval)
{
       /* {
               syscallarg(netbsd32_outsnamep_t) name;
       } */
       struct compat_09_sys_uname_args ua;

       NETBSD32TOP_UAP(name, struct outsname);
       return compat_09_sys_uname(l, &ua, retval);
}

static struct syscall_package compat_netbsd32_09_syscalls[] = {
       { NETBSD32_SYS_compat_09_netbsd32_ogetdomainname, 0,
           (sy_call_t *)compat_09_netbsd32_ogetdomainname },
       { NETBSD32_SYS_compat_09_netbsd32_osetdomainname, 0,
           (sy_call_t *)compat_09_netbsd32_osetdomainname },
       { NETBSD32_SYS_compat_09_netbsd32_uname, 0,
           (sy_call_t *)compat_09_netbsd32_uname },
       { 0, 0, NULL }
};

MODULE(MODULE_CLASS_EXEC, compat_netbsd32_09, "compat_netbsd32_12,compat_09");

static int
compat_netbsd32_09_modcmd(modcmd_t cmd, void *arg)
{

       switch (cmd) {
       case MODULE_CMD_INIT:
               return syscall_establish(&emul_netbsd32,
                   compat_netbsd32_09_syscalls);

       case MODULE_CMD_FINI:
               return syscall_disestablish(&emul_netbsd32,
                   compat_netbsd32_09_syscalls);

       default:
               return ENOTTY;
       }
}