xref: /titanic_41/usr/src/uts/common/inet/ip/ipsecahddi.c (revision 6f45ec7b0b964c3be967c4880e8867ac1e7763a5)
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, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
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 <sys/errno.h>
33 #include <inet/common.h>
34 #include <inet/ip.h>
35 #include <inet/ipsec_impl.h>
36 
37 #define	INET_NAME	"ipsecah"
38 #define	INET_STRTAB	ipsecahinfo
39 #define	INET_MODDESC	"IPsec AH STREAMS module %I%"
40 #define	INET_DEVDESC	"IPsec AH STREAMS driver %I%"
41 #define	INET_DEVMINOR	IPV6_MINOR	/* so we can receive both v4 and v6 */
42 #define	INET_DEVMTFLAGS	IP_DEVMTFLAGS	/* since as a driver we're ip */
43 #define	INET_MODMTFLAGS	(D_MP|D_MTOCEXCL|D_MTOUTPERIM)
44 
45 #include "../inetddi.c"
46 
47 int
48 _init(void)
49 {
50 	int	error;
51 
52 	INET_BECOME_IP();
53 
54 	/*
55 	 * Note: After mod_install succeeds, another thread can enter
56 	 * therefore all initialization is done before it and any
57 	 * de-initialization needed done if it fails.
58 	 */
59 	if (!ipsecah_ddi_init())
60 		return (ENOMEM);
61 
62 	error = mod_install(&modlinkage);
63 	if (error != 0)
64 		ipsecah_ddi_destroy();
65 
66 	return (error);
67 }
68 
69 int
70 _fini(void)
71 {
72 	int	error;
73 
74 	error = mod_remove(&modlinkage);
75 	if (error != 0)
76 		return (error);
77 
78 	ipsecah_ddi_destroy();
79 	return (0);
80 }
81 
82 int
83 _info(struct modinfo *modinfop)
84 {
85 	return (mod_info(&modlinkage, modinfop));
86 }
87