xref: /illumos-gate/usr/src/uts/common/inet/ip/ipddi.c (revision 22c9e08b20c7848675e1e097ca3fcbcf8b549fba)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 /* Copyright (c) 1990 Mentat Inc. */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #include <sys/types.h>
30 #include <sys/conf.h>
31 #include <sys/modctl.h>
32 #include <inet/common.h>
33 #include <inet/ip.h>
34 
35 #define	INET_NAME	"ip"
36 #define	INET_STRTAB	ipinfo
37 #define	INET_MODDESC	"IP STREAMS module 1.47"
38 #define	INET_DEVDESC	"IP STREAMS driver 1.47"
39 #define	INET_DEVMINOR	IPV4_MINOR
40 #define	INET_DEVMTFLAGS	D_MP	/* we are *really* ip :-) */
41 #define	INET_MODMTFLAGS D_MP
42 
43 #include "../inetddi.c"
44 
45 extern void ip_ddi_init(void);
46 extern void ip_ddi_destroy(void);
47 
48 int
49 _init(void)
50 {
51 	int error;
52 
53 	/*
54 	 * Note: After mod_install succeeds, another thread can enter
55 	 * therefore all initialization is done before it and any
56 	 * de-initialization needed done if it fails.
57 	 */
58 	ip_ddi_init();
59 	error = mod_install(&modlinkage);
60 	if (error != 0)
61 		ip_ddi_destroy();
62 
63 	return (error);
64 }
65 
66 int
67 _fini(void)
68 {
69 	int error;
70 
71 	error = mod_remove(&modlinkage);
72 	if (error == 0)
73 		ip_ddi_destroy();
74 
75 	return (error);
76 }
77 
78 int
79 _info(struct modinfo *modinfop)
80 {
81 	return (mod_info(&modlinkage, modinfop));
82 }
83