1/* $NetBSD: compat_sysv_50_mod.c,v 1.4 2019/03/01 11:06:56 pgoyette Exp $ */
2
3/*-
4 * Copyright (c) 2018 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software developed for The NetBSD Foundation
8 * by Paul Goyette
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include <sys/cdefs.h>
33__KERNEL_RCSID(0, "$NetBSD: compat_sysv_50_mod.c,v 1.4 2019/03/01 11:06:56 pgoyette Exp $");
34
35#ifdef _KERNEL_OPT
36#include "opt_compat_netbsd.h"
37#include "opt_sysv.h"
38#endif
39
40#include <sys/systm.h>
41#include <sys/module.h>
42#include <sys/syscall.h>
43#include <sys/syscallargs.h>
44#include <sys/syscallvar.h>
45#include <sys/sysctl.h>
46#include <sys/compat_stub.h>
47
48#include <compat/common/compat_sysv_mod.h>
49
50MODULE(MODULE_CLASS_EXEC, compat_sysv_50, "sysv_ipc");
51
52/* Build the syscall package based on options specified */
53
54static const struct syscall_package compat_sysv_50_syscalls[] = {
55#ifdef SYSVSHM
56 { SYS_compat_50___shmctl13, 0, (sy_call_t *)compat_50_sys___shmctl13 },
57#endif
58#ifdef SYSVSEM
59 { SYS_compat_50_____semctl13, 0, (sy_call_t *)compat_50_sys_____semctl13 },
60#endif
61#ifdef SYSVMSG
62 { SYS_compat_50___msgctl13, 0, (sy_call_t *)compat_50_sys___msgctl13 },
63#endif
64 { 0, 0, NULL }
65};
66
67static int
68compat_sysv_50_modcmd(modcmd_t cmd, void *arg)
69{
70 int error = 0;
71
72 switch (cmd) {
73 case MODULE_CMD_INIT:
74 error = syscall_establish(NULL, compat_sysv_50_syscalls);
75 if (error != 0) {
76 break;
77 }
78 MODULE_HOOK_SET(sysvipc_sysctl_50_hook, "sysv50",
79 sysctl_kern_sysvipc50);
80 break;
81
82 case MODULE_CMD_FINI:
83 error = syscall_disestablish(NULL, compat_sysv_50_syscalls);
84 if (error != 0) {
85 break;
86 }
87 MODULE_HOOK_UNSET(sysvipc_sysctl_50_hook);
88 break;
89
90 default:
91 error = ENOTTY;
92 break;
93 }
94 return error;
95}
96