Annotation of XNU/bsd/netinet/icmp_var.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
                      3:  *
                      4:  * @APPLE_LICENSE_HEADER_START@
                      5:  * 
                      6:  * The contents of this file constitute Original Code as defined in and
                      7:  * are subject to the Apple Public Source License Version 1.1 (the
                      8:  * "License").  You may not use this file except in compliance with the
                      9:  * License.  Please obtain a copy of the License at
                     10:  * http://www.apple.com/publicsource and read it before using this file.
                     11:  * 
                     12:  * This Original Code and all software distributed under the License are
                     13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
                     14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
                     15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
                     16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
                     17:  * License for the specific language governing rights and limitations
                     18:  * under the License.
                     19:  * 
                     20:  * @APPLE_LICENSE_HEADER_END@
                     21:  */
                     22: /*
                     23:  * Copyright (c) 1982, 1986, 1993
                     24:  *     The Regents of the University of California.  All rights reserved.
                     25:  *
                     26:  * Redistribution and use in source and binary forms, with or without
                     27:  * modification, are permitted provided that the following conditions
                     28:  * are met:
                     29:  * 1. Redistributions of source code must retain the above copyright
                     30:  *    notice, this list of conditions and the following disclaimer.
                     31:  * 2. Redistributions in binary form must reproduce the above copyright
                     32:  *    notice, this list of conditions and the following disclaimer in the
                     33:  *    documentation and/or other materials provided with the distribution.
                     34:  * 3. All advertising materials mentioning features or use of this software
                     35:  *    must display the following acknowledgement:
                     36:  *     This product includes software developed by the University of
                     37:  *     California, Berkeley and its contributors.
                     38:  * 4. Neither the name of the University nor the names of its contributors
                     39:  *    may be used to endorse or promote products derived from this software
                     40:  *    without specific prior written permission.
                     41:  *
                     42:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     43:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     44:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     45:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     46:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     47:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     48:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     49:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     50:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     51:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     52:  * SUCH DAMAGE.
                     53:  *
                     54:  *     @(#)icmp_var.h  8.1 (Berkeley) 6/10/93
                     55:  */
                     56: 
                     57: #ifndef _NETINET_ICMP_VAR_H_
                     58: #define _NETINET_ICMP_VAR_H_
                     59: 
                     60: #ifdef KERNEL
                     61: #if ISFB31
                     62: #include "opt_icmp_bandlim.h"          /* for ICMP_BANDLIM     */
                     63: #endif
                     64: #endif
                     65: 
                     66: /*
                     67:  * Variables related to this implementation
                     68:  * of the internet control message protocol.
                     69:  */
                     70: struct icmpstat {
                     71: /* statistics related to icmp packets generated */
                     72:        u_long  icps_error;             /* # of calls to icmp_error */
                     73:        u_long  icps_oldshort;          /* no error 'cuz old ip too short */
                     74:        u_long  icps_oldicmp;           /* no error 'cuz old was icmp */
                     75:        u_long  icps_outhist[ICMP_MAXTYPE + 1];
                     76: /* statistics related to input messages processed */
                     77:        u_long  icps_badcode;           /* icmp_code out of range */
                     78:        u_long  icps_tooshort;          /* packet < ICMP_MINLEN */
                     79:        u_long  icps_checksum;          /* bad checksum */
                     80:        u_long  icps_badlen;            /* calculated bound mismatch */
                     81:        u_long  icps_reflect;           /* number of responses */
                     82:        u_long  icps_inhist[ICMP_MAXTYPE + 1];
                     83:        u_long  icps_bmcastecho;        /* b/mcast echo requests dropped */
                     84:        u_long  icps_bmcasttstamp;      /* b/mcast tstamp requests dropped */
                     85: };
                     86: 
                     87: /*
                     88:  * Names for ICMP sysctl objects
                     89:  */
                     90: #define        ICMPCTL_MASKREPL        1       /* allow replies to netmask requests */
                     91: #define        ICMPCTL_STATS           2       /* statistics (read-only) */
                     92: #define ICMPCTL_ICMPLIM                3
                     93: #define ICMPCTL_MAXID          4
                     94: 
                     95: #define ICMPCTL_NAMES { \
                     96:        { 0, 0 }, \
                     97:        { "maskrepl", CTLTYPE_INT }, \
                     98:        { "stats", CTLTYPE_STRUCT }, \
                     99:        { "icmplim", CTLTYPE_INT }, \
                    100: }
                    101: 
                    102: #ifdef KERNEL
                    103: SYSCTL_DECL(_net_inet_icmp);
                    104: #ifdef ICMP_BANDLIM
                    105: extern int badport_bandlim __P((int));
                    106: #endif
                    107: #endif
                    108: 
                    109: #endif

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