1/* $KAME: ipcomp.h,v 1.8 2000/09/26 07:55:14 itojun Exp $ */
2
3/*-
4 * SPDX-License-Identifier: BSD-3-Clause
5 *
6 * Copyright (C) 1999 WIDE Project.
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the project nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#ifndef _NETIPSEC_IPCOMP_VAR_H_
35#define _NETIPSEC_IPCOMP_VAR_H_
36
37/*
38 * These define the algorithm indices into the histogram. They're
39 * presently based on the PF_KEY v2 protocol values which is bogus;
40 * they should be decoupled from the protocol at which time we can
41 * pack them and reduce the size of the array to a minimum.
42 */
43#define IPCOMP_ALG_MAX 8
44
45#define IPCOMPSTAT_VERSION 2
46struct ipcompstat {
47 uint64_t ipcomps_hdrops; /* Packet shorter than header shows */
48 uint64_t ipcomps_nopf; /* Protocol family not supported */
49 uint64_t ipcomps_notdb;
50 uint64_t ipcomps_badkcr;
51 uint64_t ipcomps_qfull;
52 uint64_t ipcomps_noxform;
53 uint64_t ipcomps_wrap;
54 uint64_t ipcomps_input; /* Input IPcomp packets */
55 uint64_t ipcomps_output; /* Output IPcomp packets */
56 uint64_t ipcomps_invalid;/* Trying to use an invalid TDB */
57 uint64_t ipcomps_ibytes; /* Input bytes */
58 uint64_t ipcomps_obytes; /* Output bytes */
59 uint64_t ipcomps_toobig; /* Packet got > IP_MAXPACKET */
60 uint64_t ipcomps_pdrops; /* Packet blocked due to policy */
61 uint64_t ipcomps_crypto; /* "Crypto" processing failure */
62 uint64_t ipcomps_hist[IPCOMP_ALG_MAX];/* Per-algorithm op count */
63 uint64_t ipcomps_threshold; /* Packet < comp. algo. threshold. */
64 uint64_t ipcomps_uncompr; /* Compression was useles. */
65};
66
67#ifdef _KERNEL
68#include <sys/counter.h>
69#include <netinet/in_kdtrace.h>
70
71VNET_DECLARE(int, ipcomp_enable);
72VNET_PCPUSTAT_DECLARE(struct ipcompstat, ipcompstat);
73
74#define IPCOMPSTAT_ADD(name, val) \
75 do { \
76 MIB_SDT_PROBE1(ipcomp, count, name, (val)); \
77 VNET_PCPUSTAT_ADD(struct ipcompstat, ipcompstat, name, (val)); \
78 } while (0)
79#define IPCOMPSTAT_INC2(name, type) \
80 do { \
81 MIB_SDT_PROBE2(ipcomp, count, name, 1, (type)); \
82 VNET_PCPUSTAT_ADD(struct ipcompstat, ipcompstat, name[type], \
83 1); \
84 } while (0)
85#define IPCOMPSTAT_INC(name) IPCOMPSTAT_ADD(name, 1)
86#define V_ipcomp_enable VNET(ipcomp_enable)
87#endif /* _KERNEL */
88#endif /*_NETIPSEC_IPCOMP_VAR_H_*/