1 /* $FreeBSD$ */ 2 /* $KAME: ipcomp.h,v 1.8 2000/09/26 07:55:14 itojun Exp $ */ 3 4 /*- 5 * Copyright (C) 1999 WIDE Project. 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 * 3. Neither the name of the project nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 #ifndef _NETIPSEC_IPCOMP_VAR_H_ 34 #define _NETIPSEC_IPCOMP_VAR_H_ 35 36 /* 37 * These define the algorithm indices into the histogram. They're 38 * presently based on the PF_KEY v2 protocol values which is bogus; 39 * they should be decoupled from the protocol at which time we can 40 * pack them and reduce the size of the array to a minimum. 41 */ 42 #define IPCOMP_ALG_MAX 8 43 44 #define IPCOMPSTAT_VERSION 1 45 struct ipcompstat { 46 u_int32_t ipcomps_hdrops; /* Packet shorter than header shows */ 47 u_int32_t ipcomps_nopf; /* Protocol family not supported */ 48 u_int32_t ipcomps_notdb; 49 u_int32_t ipcomps_badkcr; 50 u_int32_t ipcomps_qfull; 51 u_int32_t ipcomps_noxform; 52 u_int32_t ipcomps_wrap; 53 u_int32_t ipcomps_input; /* Input IPcomp packets */ 54 u_int32_t ipcomps_output; /* Output IPcomp packets */ 55 u_int32_t ipcomps_invalid;/* Trying to use an invalid TDB */ 56 u_int64_t ipcomps_ibytes; /* Input bytes */ 57 u_int64_t ipcomps_obytes; /* Output bytes */ 58 u_int32_t ipcomps_toobig; /* Packet got > IP_MAXPACKET */ 59 u_int32_t ipcomps_pdrops; /* Packet blocked due to policy */ 60 u_int32_t ipcomps_crypto; /* "Crypto" processing failure */ 61 u_int32_t ipcomps_hist[IPCOMP_ALG_MAX];/* Per-algorithm op count */ 62 u_int32_t version; /* Version of this structure. */ 63 u_int32_t ipcomps_threshold; /* Packet < comp. algo. threshold. */ 64 u_int32_t ipcomps_uncompr; /* Compression was useles. */ 65 }; 66 67 #ifdef _KERNEL 68 VNET_DECLARE(int, ipcomp_enable); 69 VNET_DECLARE(struct ipcompstat, ipcompstat); 70 71 #define IPCOMPSTAT_ADD(name, val) V_ipcompstat.name += (val) 72 #define IPCOMPSTAT_INC(name) IPCOMPSTAT_ADD(name, 1) 73 #define V_ipcomp_enable VNET(ipcomp_enable) 74 #define V_ipcompstat VNET(ipcompstat) 75 #endif /* _KERNEL */ 76 #endif /*_NETIPSEC_IPCOMP_VAR_H_*/ 77