1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2019-2021 IKS Service GmbH
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 * Author: Lutz Donnerhacke <lutz@donnerhacke.de>
28 *
29 * $FreeBSD$
30 */
31
32 #ifndef _NETGRAPH_NG_VLAN_ROTATE_H_
33 #define _NETGRAPH_NG_VLAN_ROTATE_H_
34
35 #define NG_VLANROTATE_NODE_TYPE "vlan_rotate"
36 #define NGM_VLANROTATE_COOKIE 1568378766
37
38 /* Hook names */
39 #define NG_VLANROTATE_HOOK_ORDERED "ordered"
40 #define NG_VLANROTATE_HOOK_ORIGINAL "original"
41 #define NG_VLANROTATE_HOOK_EXCESSIVE "excessive"
42 #define NG_VLANROTATE_HOOK_INCOMPLETE "incomplete"
43
44 /* Limits */
45 #define NG_VLANROTATE_MAX_VLANS 10
46
47 /* Datastructures for netgraph commands */
48 struct ng_vlanrotate_conf {
49 int8_t rot;
50 uint8_t min, max;
51 };
52
53 struct ng_vlanrotate_stat {
54 uint64_t drops, excessive, incomplete;
55 uint64_t histogram[NG_VLANROTATE_MAX_VLANS];
56 };
57
58 /* Netgraph commands understood by this node type */
59 enum {
60 NGM_VLANROTATE_GET_CONF = 1,
61 NGM_VLANROTATE_SET_CONF,
62 NGM_VLANROTATE_GET_STAT,
63 NGM_VLANROTATE_CLR_STAT,
64 NGM_VLANROTATE_GETCLR_STAT
65 };
66
67 #endif /* _NETGRAPH_NG_VLAN_ROTATE_H_ */
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