FreeBSD/Linux Kernel Cross Reference
sys/netipsec/ipcomp_var.h

     /*      $FreeBSD: releng/11.2/sys/netipsec/ipcomp_var.h 331722 2018-03-29 02:50:57Z eadler $    */
     /*      $KAME: ipcomp.h,v 1.8 2000/09/26 07:55:14 itojun Exp $  */
     
     /*-
      * Copyright (C) 1999 WIDE Project.
      * 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.
     * 3. Neither the name of the project nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE PROJECT 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 PROJECT 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.
     */
    
    #ifndef _NETIPSEC_IPCOMP_VAR_H_
    #define _NETIPSEC_IPCOMP_VAR_H_
    
    /*
     * These define the algorithm indices into the histogram.  They're
     * presently based on the PF_KEY v2 protocol values which is bogus;
     * they should be decoupled from the protocol at which time we can
     * pack them and reduce the size of the array to a minimum.
     */
    #define IPCOMP_ALG_MAX  8
    
    #define IPCOMPSTAT_VERSION      2
    struct ipcompstat {
            uint64_t        ipcomps_hdrops; /* Packet shorter than header shows */
            uint64_t        ipcomps_nopf;   /* Protocol family not supported */
            uint64_t        ipcomps_notdb;
            uint64_t        ipcomps_badkcr;
            uint64_t        ipcomps_qfull;
            uint64_t        ipcomps_noxform;
            uint64_t        ipcomps_wrap;
            uint64_t        ipcomps_input;  /* Input IPcomp packets */
            uint64_t        ipcomps_output; /* Output IPcomp packets */
            uint64_t        ipcomps_invalid;/* Trying to use an invalid TDB */
            uint64_t        ipcomps_ibytes; /* Input bytes */
            uint64_t        ipcomps_obytes; /* Output bytes */
            uint64_t        ipcomps_toobig; /* Packet got > IP_MAXPACKET */
            uint64_t        ipcomps_pdrops; /* Packet blocked due to policy */
            uint64_t        ipcomps_crypto; /* "Crypto" processing failure */
            uint64_t        ipcomps_hist[IPCOMP_ALG_MAX];/* Per-algorithm op count */
            uint64_t        ipcomps_threshold; /* Packet < comp. algo. threshold. */
            uint64_t        ipcomps_uncompr; /* Compression was useles. */
    };
    
    #ifdef _KERNEL
    #include <sys/counter.h>
    
    VNET_DECLARE(int, ipcomp_enable);
    VNET_PCPUSTAT_DECLARE(struct ipcompstat, ipcompstat);
    
    #define IPCOMPSTAT_ADD(name, val)       \
        VNET_PCPUSTAT_ADD(struct ipcompstat, ipcompstat, name, (val))
    #define IPCOMPSTAT_INC(name)            IPCOMPSTAT_ADD(name, 1)
    #define V_ipcomp_enable         VNET(ipcomp_enable)
    #endif /* _KERNEL */
    #endif /*_NETIPSEC_IPCOMP_VAR_H_*/

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