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Annotation of sys/netinet/icmp_var.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: icmp_var.h,v 1.12 2004/02/15 11:16:08 markus Exp $    */
                      2: /*     $NetBSD: icmp_var.h,v 1.8 1995/03/26 20:32:19 jtc Exp $ */
                      3:
                      4: /*
                      5:  * Copyright (c) 1982, 1986, 1993
                      6:  *     The Regents of the University of California.  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 University 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 REGENTS 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 REGENTS 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:  *     @(#)icmp_var.h  8.1 (Berkeley) 6/10/93
                     33:  */
                     34:
                     35: #ifndef _NETINET_ICMP_VAR_H_
                     36: #define _NETINET_ICMP_VAR_H_
                     37:
                     38: /*
                     39:  * Variables related to this implementation
                     40:  * of the internet control message protocol.
                     41:  */
                     42: struct icmpstat {
                     43: /* statistics related to icmp packets generated */
                     44:        u_long  icps_error;             /* # of calls to icmp_error */
                     45:        u_long  icps_oldshort;          /* no error because old ip too short */
                     46:        u_long  icps_oldicmp;           /* no error because old was icmp */
                     47:        u_long  icps_outhist[ICMP_MAXTYPE + 1];
                     48: /* statistics related to input messages processed */
                     49:        u_long  icps_badcode;           /* icmp_code out of range */
                     50:        u_long  icps_tooshort;          /* packet < ICMP_MINLEN */
                     51:        u_long  icps_checksum;          /* bad checksum */
                     52:        u_long  icps_badlen;            /* calculated bound mismatch */
                     53:        u_long  icps_reflect;           /* number of responses */
                     54:        u_long  icps_bmcastecho;        /* rejected broadcast icmps */
                     55:        u_long  icps_inhist[ICMP_MAXTYPE + 1];
                     56: };
                     57:
                     58: /*
                     59:  * Names for ICMP sysctl objects
                     60:  */
                     61: #define        ICMPCTL_MASKREPL        1       /* allow replies to netmask requests */
                     62: #define ICMPCTL_BMCASTECHO     2       /* reply to icmps to broadcast/mcast */
                     63: #define ICMPCTL_ERRPPSLIMIT    3       /* ICMP error pps limitation */
                     64: #define        ICMPCTL_REDIRACCEPT     4       /* Accept redirects from routers */
                     65: #define        ICMPCTL_REDIRTIMEOUT    5       /* Remove routes added via redirects */
                     66: #define        ICMPCTL_TSTAMPREPL      6       /* allow replies to timestamp requests */
                     67: #define ICMPCTL_MAXID          7
                     68:
                     69: #define ICMPCTL_NAMES { \
                     70:        { 0, 0 }, \
                     71:        { "maskrepl", CTLTYPE_INT }, \
                     72:        { "bmcastecho", CTLTYPE_INT }, \
                     73:        { "errppslimit", CTLTYPE_INT }, \
                     74:        { "rediraccept", CTLTYPE_INT }, \
                     75:        { "redirtimeout", CTLTYPE_INT }, \
                     76:        { "tstamprepl", CTLTYPE_INT }, \
                     77: }
                     78:
                     79: #define ICMPCTL_VARS { \
                     80:        NULL, \
                     81:        &icmpmaskrepl, \
                     82:        &icmpbmcastecho, \
                     83:        &icmperrppslim, \
                     84:        &icmp_rediraccept, \
                     85:        NULL, \
                     86:        &icmptstamprepl, \
                     87: }
                     88:
                     89: #ifdef _KERNEL
                     90: extern struct  icmpstat icmpstat;
                     91: #endif /* _KERNEL */
                     92: #endif /* _NETINET_ICMP_VAR_H_ */