1/*	$NetBSD: compat_50_mod.c,v 1.4 2021/12/10 20:36:03 andvar 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_50_mod.c,v 1.4 2021/12/10 20:36:03 andvar 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/sys/clockctl.h>
51
52#include <compat/common/compat_util.h>
53#include <compat/common/compat_mod.h>
54#include <compat/common/if_spppsubr50.h>
55
56#include <dev/wscons/wsevent_50.h>
57
58#include <fs/puffs/puffs_sys.h>
59
60int
61compat_50_init(void)
62{
63	int error = 0;
64
65	error = kern_50_init();
66	if (error != 0)
67		return error;
68
69	error = kern_time_50_init();
70	if (error != 0)
71		goto err1;
72
73	error = kern_select_50_init();
74	if (error != 0)
75		goto err2;
76
77	error = vfs_syscalls_50_init();
78	if (error != 0)
79		goto err3;
80
81	uvm_50_init();
82	uipc_syscalls_50_init();
83	clockctl_50_init();
84	if_spppsubr_50_init();
85	puffs_50_init();
86	wsevent_50_init();
87	vnd_50_init();
88	rndpseudo_50_init();
89	rtsock_50_init();
90	kern_uipc_socket_50_init();
91
92	return error;
93
94/* If an error occurred, undo all previous set-up before returning */
95
96 err3:
97	kern_select_50_fini();
98 err2:
99	kern_time_50_fini();
100 err1:
101	kern_50_fini();
102
103	return error;
104}
105
106int
107compat_50_fini(void)
108{
109	int error = 0;
110
111	kern_uipc_socket_50_fini();
112	rtsock_50_fini();
113	rndpseudo_50_fini();
114	vnd_50_fini();
115	wsevent_50_fini();
116	puffs_50_fini();
117	if_spppsubr_50_fini();
118	clockctl_50_fini();
119	uipc_syscalls_50_fini();
120	uvm_50_fini();
121
122	error = vfs_syscalls_50_fini();
123	if (error != 0)
124		goto err1;
125
126	error = kern_select_50_fini();
127	if (error != 0)
128		goto err2;
129
130	error = kern_time_50_fini();
131	if (error != 0)
132		goto err3;
133
134	error = kern_50_fini();
135	if (error != 0)
136		goto err4;
137
138	return error;
139
140/* If an error occurred while removing something, restore everything! */
141 err4:
142	kern_time_50_init();
143 err3:
144	kern_select_50_init();
145 err2:
146	vfs_syscalls_50_init();
147 err1:
148	uvm_50_init();
149	uipc_syscalls_50_init();
150	clockctl_50_init();
151	if_spppsubr_50_init();
152	puffs_50_init();
153	wsevent_50_init();
154	vnd_50_init();
155	rndpseudo_50_init();
156	rtsock_50_init();
157	kern_uipc_socket_50_init();
158
159	return error;
160}
161
162MODULE(MODULE_CLASS_EXEC, compat_50, "compat_60");
163
164static int
165compat_50_modcmd(modcmd_t cmd, void *arg)
166{
167
168	switch (cmd) {
169	case MODULE_CMD_INIT:
170		return compat_50_init();
171	case MODULE_CMD_FINI:
172		return compat_50_fini();
173	default:
174		return ENOTTY;
175	}
176}
177