bsd/net/kpi_interfacefilter.c

   1 /*
   2  * Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24 #include "kpi_interfacefilter.h"
  25
  26 #include <sys/malloc.h>
  27 #include <sys/param.h>
  28 #include <sys/socket.h>
  29 #include <sys/kern_event.h>
  30 #include <net/dlil.h>
  31
  32 errno_t
  33 iflt_attach(
  34         ifnet_t interface,
  35         const struct iff_filter *filter,
  36         interface_filter_t *filter_ref)
  37 {
  38         if (interface == NULL) return ENOENT;
  39
  40         return dlil_attach_filter(interface, filter, filter_ref);
  41 }
  42
  43 void
  44 iflt_detach(
  45         interface_filter_t filter_ref)
  46 {
  47         dlil_detach_filter(filter_ref);
  48 }