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      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 2008 Sun Microsystems, Inc.  All rights reserved.
     23  * Use is subject to license terms.
     24  */
     25 
     26 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     27 
     28 #include <sys/types.h>
     29 #include <sys/conf.h>
     30 #include <sys/modctl.h>
     31 #include <sys/errno.h>
     32 #include <inet/common.h>
     33 #include <inet/ip.h>
     34 #include <inet/ipsec_impl.h>
     35 
     36 #define	INET_NAME	"ipsecesp"
     37 #define	INET_MODSTRTAB	ipsecespinfo
     38 #define	INET_DEVSTRTAB	ipinfov6
     39 #define	INET_MODDESC	"IPsec ESP STREAMS module"
     40 #define	INET_DEVDESC	"IPsec ESP STREAMS driver"
     41 #define	INET_DEVMINOR	0
     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 	/*
     53 	 * Note: After mod_install succeeds, another thread can enter
     54 	 * therefore all initialization is done before it and any
     55 	 * de-initialization needed done if it fails.
     56 	 */
     57 	if (!ipsecesp_ddi_init())
     58 		return (ENOMEM);
     59 
     60 	error = mod_install(&modlinkage);
     61 	if (error != 0)
     62 		ipsecesp_ddi_destroy();
     63 
     64 	return (error);
     65 }
     66 
     67 int
     68 _fini(void)
     69 {
     70 	int	error;
     71 
     72 	error = mod_remove(&modlinkage);
     73 	if (error != 0)
     74 		return (error);
     75 
     76 	ipsecesp_ddi_destroy();
     77 	return (0);
     78 }
     79 
     80 int
     81 _info(struct modinfo *modinfop)
     82 {
     83 	return (mod_info(&modlinkage, modinfop));
     84 }
     85