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compat_sysv_10_mod.c revision 1.2 
      1  1.2  pgoyette /*	$NetBSD: compat_sysv_10_mod.c,v 1.2 2019/01/27 02:08:39 pgoyette Exp $	*/
      2  1.2  pgoyette 
      3  1.2  pgoyette /*-
      4  1.2  pgoyette  * Copyright (c) 2018 The NetBSD Foundation, Inc.
      5  1.2  pgoyette  * All rights reserved.
      6  1.2  pgoyette  *
      7  1.2  pgoyette  * This code is derived from software developed for The NetBSD Foundation
      8  1.2  pgoyette  * by Paul Goyette
      9  1.2  pgoyette  *
     10  1.2  pgoyette  * Redistribution and use in source and binary forms, with or without
     11  1.2  pgoyette  * modification, are permitted provided that the following conditions
     12  1.2  pgoyette  * are met:
     13  1.2  pgoyette  * 1. Redistributions of source code must retain the above copyright
     14  1.2  pgoyette  *    notice, this list of conditions and the following disclaimer.
     15  1.2  pgoyette  * 2. Redistributions in binary form must reproduce the above copyright
     16  1.2  pgoyette  *    notice, this list of conditions and the following disclaimer in the
     17  1.2  pgoyette  *    documentation and/or other materials provided with the distribution.
     18  1.2  pgoyette  *
     19  1.2  pgoyette  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  1.2  pgoyette  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  1.2  pgoyette  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  1.2  pgoyette  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  1.2  pgoyette  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  1.2  pgoyette  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  1.2  pgoyette  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  1.2  pgoyette  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  1.2  pgoyette  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  1.2  pgoyette  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  1.2  pgoyette  * POSSIBILITY OF SUCH DAMAGE.
     30  1.2  pgoyette  */
     31  1.2  pgoyette 
     32  1.2  pgoyette #include <sys/cdefs.h>
     33  1.2  pgoyette __KERNEL_RCSID(0, "$NetBSD: compat_sysv_10_mod.c,v 1.2 2019/01/27 02:08:39 pgoyette Exp $");
     34  1.2  pgoyette 
     35  1.2  pgoyette #ifdef _KERNEL_OPT
     36  1.2  pgoyette #include "opt_compat_netbsd.h"
     37  1.2  pgoyette #include "opt_sysv.h"
     38  1.2  pgoyette #endif
     39  1.2  pgoyette 
     40  1.2  pgoyette #include <sys/systm.h>
     41  1.2  pgoyette #include <sys/module.h>
     42  1.2  pgoyette #include <sys/syscall.h>
     43  1.2  pgoyette #include <sys/syscallargs.h>
     44  1.2  pgoyette #include <sys/syscallvar.h>
     45  1.2  pgoyette #include <sys/sysctl.h>
     46  1.2  pgoyette 
     47  1.2  pgoyette MODULE(MODULE_CLASS_EXEC, compat_sysv_10,
     48  1.2  pgoyette     "sysv_ipc,compat_sysv_50,compat_sysv_14");
     49  1.2  pgoyette 
     50  1.2  pgoyette /* Build the syscall package based on options specified */
     51  1.2  pgoyette 
     52  1.2  pgoyette static const struct syscall_package compat_sysv_10_syscalls[] = {
     53  1.2  pgoyette #if !defined(_LP64)
     54  1.2  pgoyette #ifdef	SYSVSHM
     55  1.2  pgoyette 	{ SYS_compat_10_oshmsys, 0, (sy_call_t *)compat_10_sys_shmsys },
     56  1.2  pgoyette #endif
     57  1.2  pgoyette #ifdef	SYSVSEM
     58  1.2  pgoyette 	{ SYS_compat_10_osemsys, 0, (sy_call_t *)compat_10_sys_semsys },
     59  1.2  pgoyette #endif
     60  1.2  pgoyette #ifdef	SYSVMSG
     61  1.2  pgoyette 	{ SYS_compat_10_omsgsys, 0, (sy_call_t *)compat_10_sys_msgsys },
     62  1.2  pgoyette #endif
     63  1.2  pgoyette #endif /* !defined(_LP64) */
     64  1.2  pgoyette 	{ 0, 0, NULL }
     65  1.2  pgoyette };
     66  1.2  pgoyette 
     67  1.2  pgoyette static int
     68  1.2  pgoyette compat_sysv_10_modcmd(modcmd_t cmd, void *arg)
     69  1.2  pgoyette {
     70  1.2  pgoyette 
     71  1.2  pgoyette 	int error = 0;
     72  1.2  pgoyette 
     73  1.2  pgoyette 	switch (cmd) {
     74  1.2  pgoyette 	case MODULE_CMD_INIT:
     75  1.2  pgoyette 		error = syscall_establish(NULL, compat_sysv_10_syscalls);
     76  1.2  pgoyette 		if (error != 0) {
     77  1.2  pgoyette 			break;
     78  1.2  pgoyette 		}
     79  1.2  pgoyette 		break;
     80  1.2  pgoyette 
     81  1.2  pgoyette 	case MODULE_CMD_FINI:
     82  1.2  pgoyette 		error = syscall_disestablish(NULL, compat_sysv_10_syscalls);
     83  1.2  pgoyette 		if (error != 0) {
     84  1.2  pgoyette 			break;
     85  1.2  pgoyette 		}
     86  1.2  pgoyette 		break;
     87  1.2  pgoyette 
     88  1.2  pgoyette 	default:
     89  1.2  pgoyette 		error = ENOTTY;
     90  1.2  pgoyette 		break;
     91  1.2  pgoyette 	}
     92  1.2  pgoyette 	return error;
     93  1.2  pgoyette }
     94