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      1  1.3  christos /*	$NetBSD: compat_43_mod.c,v 1.3 2019/01/28 15:46:49 christos 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  1.3  christos __KERNEL_RCSID(0, "$NetBSD: compat_43_mod.c,v 1.3 2019/01/28 15:46:49 christos Exp $");
     34  1.2  pgoyette 
     35  1.2  pgoyette #if defined(_KERNEL_OPT)
     36  1.2  pgoyette #include "opt_compat_netbsd.h"
     37  1.2  pgoyette #endif
     38  1.2  pgoyette 
     39  1.2  pgoyette #include <sys/systm.h>
     40  1.2  pgoyette #include <sys/module.h>
     41  1.2  pgoyette #include <sys/sysctl.h>
     42  1.2  pgoyette #include <sys/syscall.h>
     43  1.2  pgoyette #include <sys/syscallvar.h>
     44  1.2  pgoyette #include <sys/syscallargs.h>
     45  1.2  pgoyette 
     46  1.2  pgoyette #include <compat/common/compat_util.h>
     47  1.2  pgoyette #include <compat/common/compat_mod.h>
     48  1.2  pgoyette 
     49  1.2  pgoyette int
     50  1.2  pgoyette compat_43_init(void)
     51  1.2  pgoyette {
     52  1.2  pgoyette 	int error;
     53  1.2  pgoyette 
     54  1.2  pgoyette 	error = kern_exit_43_init();
     55  1.2  pgoyette 	if (error != 0)
     56  1.2  pgoyette 		return error;
     57  1.2  pgoyette 
     58  1.2  pgoyette 	error = kern_info_43_init();
     59  1.2  pgoyette 	if (error != 0)
     60  1.2  pgoyette 		goto out8;
     61  1.2  pgoyette 
     62  1.2  pgoyette 	error = kern_resource_43_init();
     63  1.2  pgoyette 	if (error != 0)
     64  1.2  pgoyette 		goto out7;
     65  1.2  pgoyette 
     66  1.2  pgoyette 	error = kern_sig_43_init();
     67  1.2  pgoyette 	if (error != 0)
     68  1.2  pgoyette 		goto out6;
     69  1.2  pgoyette 
     70  1.3  christos 	error = kern_tty_43_init();
     71  1.2  pgoyette 	if (error != 0)
     72  1.2  pgoyette 		goto out5;
     73  1.2  pgoyette 
     74  1.2  pgoyette 	error = uipc_syscalls_43_init();
     75  1.2  pgoyette 	if (error != 0)
     76  1.2  pgoyette 		goto out4;
     77  1.2  pgoyette 
     78  1.2  pgoyette 	error = vfs_syscalls_43_init();
     79  1.2  pgoyette 	if (error != 0)
     80  1.2  pgoyette 		goto out3;
     81  1.2  pgoyette 
     82  1.2  pgoyette 	error = vm_43_init();
     83  1.2  pgoyette 	if (error != 0)
     84  1.2  pgoyette 		goto out2;
     85  1.2  pgoyette 
     86  1.2  pgoyette 	error = if_43_init();
     87  1.2  pgoyette 	if (error != 0)
     88  1.2  pgoyette 		goto out1;
     89  1.2  pgoyette 
     90  1.2  pgoyette 	return 0;
     91  1.2  pgoyette 
     92  1.2  pgoyette  out1:
     93  1.2  pgoyette 	vm_43_fini();
     94  1.2  pgoyette  out2:
     95  1.2  pgoyette 	vfs_syscalls_43_fini();
     96  1.2  pgoyette  out3:
     97  1.2  pgoyette 	uipc_syscalls_43_fini();
     98  1.2  pgoyette  out4:
     99  1.3  christos 	kern_tty_43_fini();
    100  1.2  pgoyette  out5:
    101  1.2  pgoyette 	kern_sig_43_fini();
    102  1.2  pgoyette  out6:
    103  1.2  pgoyette 	kern_resource_43_fini();
    104  1.2  pgoyette  out7:
    105  1.2  pgoyette 	kern_info_43_fini();
    106  1.2  pgoyette  out8:
    107  1.2  pgoyette 	kern_exit_43_fini();
    108  1.2  pgoyette 
    109  1.2  pgoyette 	return error;
    110  1.2  pgoyette }
    111  1.2  pgoyette 
    112  1.2  pgoyette int
    113  1.2  pgoyette compat_43_fini(void)
    114  1.2  pgoyette {
    115  1.2  pgoyette 	int error;
    116  1.2  pgoyette 
    117  1.2  pgoyette 	error = if_43_fini();
    118  1.2  pgoyette 	if (error != 0)
    119  1.2  pgoyette 		return error;
    120  1.2  pgoyette 
    121  1.2  pgoyette 	error = vm_43_fini();
    122  1.2  pgoyette 	if (error != 0)
    123  1.2  pgoyette 		goto out8;
    124  1.2  pgoyette 
    125  1.2  pgoyette 	error = vfs_syscalls_43_fini();
    126  1.2  pgoyette 	if (error != 0)
    127  1.2  pgoyette 		goto out7;
    128  1.2  pgoyette 
    129  1.2  pgoyette 	error = uipc_syscalls_43_fini();
    130  1.2  pgoyette 	if (error != 0)
    131  1.2  pgoyette 		goto out6;
    132  1.2  pgoyette 
    133  1.3  christos 	error = kern_tty_43_fini();
    134  1.2  pgoyette 	if (error != 0)
    135  1.2  pgoyette 		goto out5;
    136  1.2  pgoyette 
    137  1.2  pgoyette 	error = kern_sig_43_fini();
    138  1.2  pgoyette 	if (error != 0)
    139  1.2  pgoyette 		goto out4;
    140  1.2  pgoyette 
    141  1.2  pgoyette 	error = kern_resource_43_fini();
    142  1.2  pgoyette 	if (error != 0)
    143  1.2  pgoyette 		goto out3;
    144  1.2  pgoyette 
    145  1.2  pgoyette 	error = kern_info_43_fini();
    146  1.2  pgoyette 	if (error != 0)
    147  1.2  pgoyette 		goto out2;
    148  1.2  pgoyette 
    149  1.2  pgoyette 	error = kern_exit_43_fini();
    150  1.2  pgoyette 	if (error != 0)
    151  1.2  pgoyette 		goto out1;
    152  1.2  pgoyette 
    153  1.2  pgoyette 	return 0;
    154  1.2  pgoyette 
    155  1.2  pgoyette  out1:
    156  1.2  pgoyette 	kern_info_43_init();
    157  1.2  pgoyette  out2:
    158  1.2  pgoyette 	kern_resource_43_init();
    159  1.2  pgoyette  out3:
    160  1.2  pgoyette 	kern_sig_43_init();
    161  1.2  pgoyette  out4:
    162  1.3  christos 	kern_tty_43_init();
    163  1.2  pgoyette  out5:
    164  1.2  pgoyette 	uipc_syscalls_43_init();
    165  1.2  pgoyette  out6:
    166  1.2  pgoyette 	vfs_syscalls_43_init();
    167  1.2  pgoyette  out7:
    168  1.2  pgoyette 	vm_43_init();
    169  1.2  pgoyette  out8:
    170  1.2  pgoyette 	if_43_init();
    171  1.2  pgoyette 
    172  1.2  pgoyette 	return error;
    173  1.2  pgoyette }
    174  1.2  pgoyette 
    175  1.2  pgoyette /*
    176  1.2  pgoyette  * XXX We "require" the compat_60 module to ensure proper ordering of
    177  1.2  pgoyette  * XXX vectoring the ttcompatvec replacement routine!
    178  1.2  pgoyette  */
    179  1.2  pgoyette MODULE(MODULE_CLASS_EXEC, compat_43,
    180  1.2  pgoyette     "compat_sysctl_09_43,compat_util,compat_60");
    181  1.2  pgoyette 
    182  1.2  pgoyette static int
    183  1.2  pgoyette compat_43_modcmd(modcmd_t cmd, void *arg)
    184  1.2  pgoyette {
    185  1.2  pgoyette 
    186  1.2  pgoyette 	switch (cmd) {
    187  1.2  pgoyette 	case MODULE_CMD_INIT:
    188  1.2  pgoyette 		return compat_43_init();
    189  1.2  pgoyette 	case MODULE_CMD_FINI:
    190  1.2  pgoyette 		return compat_43_fini();
    191  1.2  pgoyette 	default:
    192  1.2  pgoyette 		return ENOTTY;
    193  1.2  pgoyette 	}
    194  1.2  pgoyette }
    195