1 /* $NetBSD: compat_sysv_14_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_14_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_14, "compat_sysv_50,sysv_ipc"); 48 49 /* Build the syscall package based on options specified */ 50 51 static const struct syscall_package compat_sysv_14_syscalls[] = { 52 #ifdef SYSVSHM 53 { SYS_compat_14_shmctl, 0, (sy_call_t *)compat_14_sys_shmctl }, 54 #endif 55 #ifdef SYSVSEM 56 { SYS_compat_14___semctl, 0, (sy_call_t *)compat_14_sys___semctl }, 57 #endif 58 #ifdef SYSVMSG 59 { SYS_compat_14_msgctl, 0, (sy_call_t *)compat_14_sys_msgctl }, 60 #endif 61 { 0, 0, NULL } 62 }; 63 64 static int 65 compat_sysv_14_modcmd(modcmd_t cmd, void *arg) 66 { 67 68 int error = 0; 69 70 switch (cmd) { 71 case MODULE_CMD_INIT: 72 error = syscall_establish(NULL, compat_sysv_14_syscalls); 73 if (error != 0) { 74 break; 75 } 76 break; 77 78 case MODULE_CMD_FINI: 79 error = syscall_disestablish(NULL, compat_sysv_14_syscalls); 80 if (error != 0) { 81 break; 82 } 83 break; 84 85 default: 86 error = ENOTTY; 87 break; 88 } 89 return error; 90 } 91