1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2003 IPNET Internet Communication Company
5 * Copyright (c) 2011 - 2012 Rozhuk Ivan <rozhuk.im@gmail.com>
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * Author: Ruslan Ermilov <ru@FreeBSD.org>
30 */
31
32#ifndef _NETGRAPH_NG_VLAN_H_
33#define _NETGRAPH_NG_VLAN_H_
34
35/* Using "vlan" in addfilter and gettable messages. 2012.01 */
36#define NG_VLAN_USE_OLD_VLAN_NAME 1
37
38/* Node type name and magic cookie. */
39#define NG_VLAN_NODE_TYPE "vlan"
40#define NGM_VLAN_COOKIE 1068486472
41
42/* Hook names. */
43#define NG_VLAN_HOOK_DOWNSTREAM "downstream"
44#define NG_VLAN_HOOK_NOMATCH "nomatch"
45
46/* Netgraph commands. */
47enum {
48 NGM_VLAN_ADD_FILTER = 1,
49 NGM_VLAN_DEL_FILTER,
50 NGM_VLAN_GET_TABLE,
51 NGM_VLAN_DEL_VID_FLT,
52 NGM_VLAN_GET_DECAP,
53 NGM_VLAN_SET_DECAP,
54 NGM_VLAN_GET_ENCAP,
55 NGM_VLAN_SET_ENCAP,
56 NGM_VLAN_GET_ENCAP_PROTO,
57 NGM_VLAN_SET_ENCAP_PROTO,
58};
59
60#define VLAN_ENCAP_FROM_FILTER 0x00000001
61#define VLAN_ENCAP_FROM_NOMATCH 0x00000002
62
63/* For NGM_VLAN_ADD_FILTER control message. */
64struct ng_vlan_filter {
65 char hook_name[NG_HOOKSIZ];
66#ifdef NG_VLAN_USE_OLD_VLAN_NAME
67 uint16_t vlan; /* VLAN - same as vid, oldname, deprecated. */
68#endif
69 uint16_t vid; /* VID - VLAN Identifier. */
70 uint8_t pcp; /* PCP - Priority Code Point. */
71 uint8_t cfi; /* CFI - Canonical Format Indicator. */
72};
73
74/* Keep this in sync with the above structure definition. */
75#ifdef NG_VLAN_USE_OLD_VLAN_NAME
76#define NG_VLAN_FILTER_FIELDS { \
77 { "hook", &ng_parse_hookbuf_type }, \
78 { "vlan", &ng_parse_uint16_type }, \
79 { "vid", &ng_parse_uint16_type }, \
80 { "pcp", &ng_parse_uint8_type }, \
81 { "cfi", &ng_parse_uint8_type }, \
82 { NULL } \
83}
84#else
85#define NG_VLAN_FILTER_FIELDS { \
86 { "hook", &ng_parse_hookbuf_type }, \
87 { "vid", &ng_parse_uint16_type }, \
88 { "pcp", &ng_parse_uint8_type }, \
89 { "cfi", &ng_parse_uint8_type }, \
90 { NULL } \
91}
92#endif
93
94/* Structure returned by NGM_VLAN_GET_TABLE. */
95struct ng_vlan_table {
96 u_int32_t n;
97 struct ng_vlan_filter filter[];
98};
99
100/* Keep this in sync with the above structure definition. */
101#define NG_VLAN_TABLE_FIELDS { \
102 { "n", &ng_parse_uint32_type }, \
103 { "filter", &ng_vlan_table_array_type }, \
104 { NULL } \
105}
106
107#endif /* _NETGRAPH_NG_VLAN_H_ */