kernel/net/ip/ipddi.c

   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 2007 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_DEVSTRTAB  ipinfov4
  37 #define INET_MODSTRTAB  ipinfov4
  38 #define INET_MODDESC    "IP STREAMS module 1.47"
  39 #define INET_DEVDESC    "IP STREAMS driver 1.47"
  40 #define INET_DEVMINOR   0
  41 #define INET_DEVMTFLAGS IP_DEVMTFLAGS   /* since we're really ip */
  42 #define INET_MODMTFLAGS D_MP
  43
  44 #include "../inetddi.c"
  45
  46 extern void ip_ddi_init(void);
  47 extern void ip_ddi_destroy(void);
  48
  49 int
  50 _init(void)
  51 {
  52         int error;
  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         ip_ddi_init();
  60         error = mod_install(&modlinkage);
  61         if (error != 0)
  62                 ip_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                 ip_ddi_destroy();
  75
  76         return (error);
  77 }
  78
  79 int
  80 _info(struct modinfo *modinfop)
  81 {
  82         return (mod_info(&modlinkage, modinfop));
  83 }