bsd/net/kpi_interfacefilter.c

   1 /*
   2  * Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22
  23 #include "kpi_interfacefilter.h"
  24
  25 #include <sys/malloc.h>
  26 #include <sys/param.h>
  27 #include <sys/socket.h>
  28 #include <sys/kern_event.h>
  29 #include <net/dlil.h>
  30
  31 errno_t
  32 iflt_attach(
  33         ifnet_t interface,
  34         const struct iff_filter *filter,
  35         interface_filter_t *filter_ref)
  36 {
  37         if (interface == NULL) return ENOENT;
  38
  39         return dlil_attach_filter(interface, filter, filter_ref);
  40 }
  41
  42 void
  43 iflt_detach(
  44         interface_filter_t filter_ref)
  45 {
  46         dlil_detach_filter(filter_ref);
  47 }