compat_20_mod.c revision 1.2 
1/*	$NetBSD: compat_20_mod.c,v 1.2 2019/01/27 02:08:39 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/*
33 * Linkage for the compat module: spaghetti.
34 */
35
36#include <sys/cdefs.h>
37__KERNEL_RCSID(0, "$NetBSD: compat_20_mod.c,v 1.2 2019/01/27 02:08:39 pgoyette Exp $");
38
39#if defined(_KERNEL_OPT)
40#include "opt_compat_netbsd.h"
41#endif
42
43#include <sys/systm.h>
44#include <sys/module.h>
45#include <sys/sysctl.h>
46#include <sys/syscall.h>
47#include <sys/syscallvar.h>
48#include <sys/syscallargs.h>
49
50#include <compat/common/compat_util.h>
51#include <compat/common/compat_mod.h>
52
53int
54compat_20_init(void)
55{
56	int error = 0;
57
58	error = vfs_syscalls_20_init();
59	if (error != 0)
60		return error;
61
62	if43_20_init();
63	ieee80211_20_init();
64
65	return error;
66}
67
68int
69compat_20_fini(void)
70{
71	int error = 0;
72
73	ieee80211_20_fini();
74	if43_20_fini();
75
76	error = vfs_syscalls_20_fini();
77	if (error != 0) {
78		if43_20_init();
79		ieee80211_20_init();
80	}
81
82	return error;
83}
84
85MODULE(MODULE_CLASS_EXEC, compat_20, "compat_30");
86
87static int
88compat_20_modcmd(modcmd_t cmd, void *arg)
89{
90
91	switch (cmd) {
92	case MODULE_CMD_INIT:
93		return compat_20_init();
94	case MODULE_CMD_FINI:
95		return compat_20_fini();
96	default:
97		return ENOTTY;
98	}
99}
100