1 /* $NetBSD: compat_sysv_10_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 #include <sys/cdefs.h>
33 __KERNEL_RCSID(0, "$NetBSD: compat_sysv_10_mod.c,v 1.2 2019/01/27 02:08:39 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
47 MODULE(MODULE_CLASS_EXEC, compat_sysv_10,
48 "sysv_ipc,compat_sysv_50,compat_sysv_14");
49
50 /* Build the syscall package based on options specified */
51
52 static const struct syscall_package compat_sysv_10_syscalls[] = {
53 #if !defined(_LP64)
54 #ifdef SYSVSHM
55 { SYS_compat_10_oshmsys, 0, (sy_call_t *)compat_10_sys_shmsys },
56 #endif
57 #ifdef SYSVSEM
58 { SYS_compat_10_osemsys, 0, (sy_call_t *)compat_10_sys_semsys },
59 #endif
60 #ifdef SYSVMSG
61 { SYS_compat_10_omsgsys, 0, (sy_call_t *)compat_10_sys_msgsys },
62 #endif
63 #endif /* !defined(_LP64) */
64 { 0, 0, NULL }
65 };
66
67 static int
compat_sysv_10_modcmd(modcmd_t cmd,void * arg)68 compat_sysv_10_modcmd(modcmd_t cmd, void *arg)
69 {
70
71 int error = 0;
72
73 switch (cmd) {
74 case MODULE_CMD_INIT:
75 error = syscall_establish(NULL, compat_sysv_10_syscalls);
76 if (error != 0) {
77 break;
78 }
79 break;
80
81 case MODULE_CMD_FINI:
82 error = syscall_disestablish(NULL, compat_sysv_10_syscalls);
83 if (error != 0) {
84 break;
85 }
86 break;
87
88 default:
89 error = ENOTTY;
90 break;
91 }
92 return error;
93 }
94