xref: /netbsd-src/sys/compat/common/compat_20_mod.c (revision d91f98a8715141154279122ae81737cb65179572)
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 
53 int
compat_20_init(void)54 compat_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 
68 int
compat_20_fini(void)69 compat_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 
85 MODULE(MODULE_CLASS_EXEC, compat_20, "compat_30");
86 
87 static int
compat_20_modcmd(modcmd_t cmd,void * arg)88 compat_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