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120 lines
3.6 KiB
C
120 lines
3.6 KiB
C
/* $NetBSD: compat_sysv_mod.c,v 1.3 2015/05/13 02:08:20 pgoyette Exp $ */
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/*-
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* Copyright (c) 2008 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software developed for The NetBSD Foundation
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* by Andrew Doran.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Linkage for the compat module: spaghetti.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: compat_sysv_mod.c,v 1.3 2015/05/13 02:08:20 pgoyette Exp $");
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#ifdef _KERNEL_OPT
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#include "opt_compat_netbsd.h"
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#endif
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#include <sys/systm.h>
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#include <sys/module.h>
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#include <sys/sysctl.h>
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#include <sys/syscall.h>
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#include <sys/syscallargs.h>
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#include <sys/syscallvar.h>
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#include <sys/ipc.h>
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MODULE(MODULE_CLASS_EXEC, compat_sysv, "sysv_ipc");
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static const struct syscall_package compat_sysv_syscalls[] = {
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#if defined(COMPAT_10) && !defined(_LP64)
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# if defined(SYSVMSG)
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{ SYS_compat_10_omsgsys, 0, (sy_call_t *)compat_10_sys_msgsys },
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# endif
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# if defined(SYSVSEM)
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{ SYS_compat_10_osemsys, 0, (sy_call_t *)compat_10_sys_semsys },
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# endif
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# if defined(SYSVSHM)
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{ SYS_compat_10_oshmsys, 0, (sy_call_t *)compat_10_sys_shmsys },
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# endif
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#endif
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#if defined(COMPAT_14)
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# if defined(SYSVSEM)
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{ SYS_compat_14___semctl, 0, (sy_call_t *)compat_14_sys___semctl },
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# endif
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# if defined(SYSVMSG)
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{ SYS_compat_14_msgctl, 0, (sy_call_t *)compat_14_sys_msgctl },
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# endif
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# if defined(SYSVSHM)
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{ SYS_compat_14_shmctl, 0, (sy_call_t *)compat_14_sys_shmctl },
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# endif
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#endif
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#if defined(COMPAT_50)
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# if defined(SYSVSEM)
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{ SYS_compat_50_____semctl13, 0, (sy_call_t *)compat_50_sys_____semctl13 },
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# endif
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# if defined(SYSVMSG)
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{ SYS_compat_50___msgctl13, 0, (sy_call_t *)compat_50_sys___msgctl13 },
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# endif
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# if defined(SYSVSHM)
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{ SYS_compat_50___shmctl13, 0, (sy_call_t *)compat_50_sys___shmctl13 },
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# endif
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#endif
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{ 0, 0, NULL },
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};
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int sysctl_kern_sysvipc50(SYSCTLFN_ARGS);
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static int
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compat_sysv_modcmd(modcmd_t cmd, void *arg)
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{
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int error = 0;
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switch (cmd) {
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case MODULE_CMD_INIT:
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/* Link the system calls */
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error = syscall_establish(NULL, compat_sysv_syscalls);
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#ifdef COMPAT_50
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sysvipc50_set_compat_sysctl(sysctl_kern_sysvipc50);
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#endif
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return error;
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case MODULE_CMD_FINI:
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/* Unlink the system calls. */
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error = syscall_disestablish(NULL, compat_sysv_syscalls);
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#ifdef COMPAT_50
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sysvipc50_set_compat_sysctl(NULL);
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#endif
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return error;
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default:
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return ENOTTY;
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}
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}
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