freebsd-dev/sys/netgraph/ng_vlan.h

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/*-
* Copyright (c) 2003 IPNET Internet Communication Company
* Copyright (c) 2011 - 2012 Rozhuk Ivan <rozhuk.im@gmail.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* Author: Ruslan Ermilov <ru@FreeBSD.org>
*
* $FreeBSD$
*/
#ifndef _NETGRAPH_NG_VLAN_H_
#define _NETGRAPH_NG_VLAN_H_
/* Using "vlan" in addfilter and gettable messages. 2012.01 */
#define NG_VLAN_USE_OLD_VLAN_NAME 1
/* Node type name and magic cookie. */
#define NG_VLAN_NODE_TYPE "vlan"
#define NGM_VLAN_COOKIE 1068486472
/* Hook names. */
#define NG_VLAN_HOOK_DOWNSTREAM "downstream"
#define NG_VLAN_HOOK_NOMATCH "nomatch"
/* Netgraph commands. */
enum {
NGM_VLAN_ADD_FILTER = 1,
NGM_VLAN_DEL_FILTER,
NGM_VLAN_GET_TABLE,
NGM_VLAN_DEL_VID_FLT,
NGM_VLAN_GET_DECAP,
NGM_VLAN_SET_DECAP,
NGM_VLAN_GET_ENCAP,
NGM_VLAN_SET_ENCAP,
NGM_VLAN_GET_ENCAP_PROTO,
NGM_VLAN_SET_ENCAP_PROTO,
};
#define VLAN_ENCAP_FROM_FILTER 0x00000001
#define VLAN_ENCAP_FROM_NOMATCH 0x00000002
/* For NGM_VLAN_ADD_FILTER control message. */
struct ng_vlan_filter {
char hook_name[NG_HOOKSIZ];
#ifdef NG_VLAN_USE_OLD_VLAN_NAME
uint16_t vlan; /* VLAN - same as vid, oldname, deprecated. */
#endif
uint16_t vid; /* VID - VLAN Identifier. */
uint8_t pcp; /* PCP - Priority Code Point. */
uint8_t cfi; /* CFI - Canonical Format Indicator. */
};
/* Keep this in sync with the above structure definition. */
#ifdef NG_VLAN_USE_OLD_VLAN_NAME
#define NG_VLAN_FILTER_FIELDS { \
{ "hook", &ng_parse_hookbuf_type }, \
{ "vlan", &ng_parse_uint16_type }, \
{ "vid", &ng_parse_uint16_type }, \
{ "pcp", &ng_parse_uint8_type }, \
{ "cfi", &ng_parse_uint8_type }, \
{ NULL } \
}
#else
#define NG_VLAN_FILTER_FIELDS { \
{ "hook", &ng_parse_hookbuf_type }, \
{ "vid", &ng_parse_uint16_type }, \
{ "pcp", &ng_parse_uint8_type }, \
{ "cfi", &ng_parse_uint8_type }, \
{ NULL } \
}
#endif
/* Structure returned by NGM_VLAN_GET_TABLE. */
struct ng_vlan_table {
u_int32_t n;
struct ng_vlan_filter filter[];
};
/* Keep this in sync with the above structure definition. */
#define NG_VLAN_TABLE_FIELDS { \
{ "n", &ng_parse_uint32_type }, \
{ "filter", &ng_vlan_table_array_type }, \
{ NULL } \
}
#endif /* _NETGRAPH_NG_VLAN_H_ */