drm/linux: Add trace/events/dma_fence.h
[dragonfly.git] / sys / netinet / icmp_var.h
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1 /*
2 * Copyright (c) 1982, 1986, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
29 * @(#)icmp_var.h 8.1 (Berkeley) 6/10/93
30 * $FreeBSD: src/sys/netinet/icmp_var.h,v 1.15.2.2 2001/12/07 09:23:11 ru Exp $
31 * $DragonFly: src/sys/netinet/icmp_var.h,v 1.6 2006/05/20 02:42:12 dillon Exp $
34 #ifndef _NETINET_ICMP_VAR_H_
35 #define _NETINET_ICMP_VAR_H_
37 #ifndef _SYS_TYPES_H_
38 #include <sys/types.h>
39 #endif
40 #ifndef _SYS_SYSCTL_H_
41 #include <sys/sysctl.h>
42 #endif
43 #ifndef _NETINET_IP_ICMP_H_
44 #include <netinet/ip_icmp.h>
45 #endif
47 #ifdef _KERNEL
48 #include "opt_icmp_bandlim.h" /* for ICMP_BANDLIM */
49 #endif
52 * Variables related to this implementation
53 * of the internet control message protocol.
55 struct icmpstat {
56 /* statistics related to icmp packets generated */
57 u_long icps_error; /* # of calls to icmp_error */
58 u_long icps_oldshort; /* no error 'cuz old ip too short */
59 u_long icps_oldicmp; /* no error 'cuz old was icmp */
60 u_long icps_outhist[ICMP_MAXTYPE + 1];
61 /* statistics related to input messages processed */
62 u_long icps_badcode; /* icmp_code out of range */
63 u_long icps_tooshort; /* packet < ICMP_MINLEN */
64 u_long icps_checksum; /* bad checksum */
65 u_long icps_badlen; /* calculated bound mismatch */
66 u_long icps_reflect; /* number of responses */
67 u_long icps_inhist[ICMP_MAXTYPE + 1];
68 u_long icps_bmcastecho; /* b/mcast echo requests dropped */
69 u_long icps_bmcasttstamp; /* b/mcast tstamp requests dropped */
70 u_long icps_badaddr; /* bad return address */
71 u_long icps_noroute; /* no route back */
75 * Names for ICMP sysctl objects
77 #define ICMPCTL_MASKREPL 1 /* allow replies to netmask requests */
78 #define ICMPCTL_STATS 2 /* statistics (read-only) */
79 #define ICMPCTL_ICMPLIM 3
80 #define ICMPCTL_MAXID 4
82 #define ICMPCTL_NAMES { \
83 { 0, 0 }, \
84 { "maskrepl", CTLTYPE_INT }, \
85 { "stats", CTLTYPE_STRUCT }, \
86 { "icmplim", CTLTYPE_INT }, \
89 #ifdef _KERNEL
90 SYSCTL_DECL(_net_inet_icmp);
91 extern struct icmpstat icmpstat; /* icmp statistics */
92 #ifdef ICMP_BANDLIM
93 extern int badport_bandlim (int);
94 #endif
95 #define BANDLIM_UNLIMITED -1
96 #define BANDLIM_ICMP_UNREACH 0
97 #define BANDLIM_ICMP_ECHO 1
98 #define BANDLIM_ICMP_TSTAMP 2
99 #define BANDLIM_RST_CLOSEDPORT 3 /* No connection, and no listeners */
100 #define BANDLIM_RST_OPENPORT 4 /* No connection, listener */
101 #define BANDLIM_MAX 4
102 #endif
104 #endif