The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/netgraph/ng_vlan.h

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    1 /*-
    2  * Copyright (c) 2003 IPNET Internet Communication Company
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  *
   14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24  * SUCH DAMAGE.
   25  *
   26  * Author: Ruslan Ermilov <ru@FreeBSD.org>
   27  *
   28  * $FreeBSD: releng/9.2/sys/netgraph/ng_vlan.h 151800 2005-10-28 14:41:28Z ru $
   29  */
   30 
   31 #ifndef _NETGRAPH_NG_VLAN_H_
   32 #define _NETGRAPH_NG_VLAN_H_
   33 
   34 /* Node type name and magic cookie. */
   35 #define NG_VLAN_NODE_TYPE       "vlan"
   36 #define NGM_VLAN_COOKIE         1068486472
   37 
   38 /* Hook names. */
   39 #define NG_VLAN_HOOK_DOWNSTREAM "downstream"
   40 #define NG_VLAN_HOOK_NOMATCH    "nomatch"
   41 
   42 /* Netgraph commands. */
   43 enum {
   44         NGM_VLAN_ADD_FILTER = 1,
   45         NGM_VLAN_DEL_FILTER,
   46         NGM_VLAN_GET_TABLE
   47 };
   48 
   49 /* For NGM_VLAN_ADD_FILTER control message. */
   50 struct ng_vlan_filter {
   51         char            hook[NG_HOOKSIZ];
   52         u_int16_t       vlan;
   53 };      
   54 
   55 /* Keep this in sync with the above structure definition.  */
   56 #define NG_VLAN_FILTER_FIELDS   {                               \
   57         { "hook",       &ng_parse_hookbuf_type  },              \
   58         { "vlan",       &ng_parse_uint16_type   },              \
   59         { NULL }                                                \
   60 }
   61 
   62 /* Structure returned by NGM_VLAN_GET_TABLE. */
   63 struct ng_vlan_table {
   64         u_int32_t       n;
   65         struct ng_vlan_filter filter[];
   66 };
   67 
   68 /* Keep this in sync with the above structure definition. */
   69 #define NG_VLAN_TABLE_FIELDS    {                               \
   70         { "n",          &ng_parse_uint32_type },                \
   71         { "filter",     &ng_vlan_table_array_type },            \
   72         { NULL }                                                \
   73 }
   74 
   75 #endif /* _NETGRAPH_NG_VLAN_H_ */

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