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📄 dccp.h(2.48 KB)
📄 icmp6.h(26.97 KB)
📄 icmp_var.h(3.78 KB)
📄 if_ether.h(4.62 KB)
📄 igmp.h(5.36 KB)
📄 igmp_var.h(8.69 KB)
📄 in.h(25.81 KB)
📄 in_fib.h(2.59 KB)
📄 in_kdtrace.h(3.31 KB)
📄 in_pcb.h(34.46 KB)
📄 in_rss.h(2.42 KB)
📄 in_systm.h(2.57 KB)
📄 in_var.h(15.4 KB)
📄 ip.h(7.37 KB)
📄 ip6.h(8.93 KB)
📄 ip_auth.h(2.4 KB)
📄 ip_carp.h(6.79 KB)
📄 ip_compat.h(30.71 KB)
📄 ip_divert.h(2.32 KB)
📄 ip_dstlist.h(1.43 KB)
📄 ip_dummynet.h(8.94 KB)
📄 ip_ecn.h(2.1 KB)
📄 ip_encap.h(3.13 KB)
📄 ip_fil.h(54.87 KB)
📄 ip_frag.h(3.5 KB)
📄 ip_fw.h(34.29 KB)
📄 ip_htable.h(2.04 KB)
📄 ip_icmp.h(8.52 KB)
📄 ip_lookup.h(4.61 KB)
📄 ip_mroute.h(13.66 KB)
📄 ip_nat.h(23.04 KB)
📄 ip_options.h(2.61 KB)
📄 ip_pool.h(1.34 KB)
📄 ip_proxy.h(11.53 KB)
📄 ip_rules.h(470 B)
📄 ip_scan.h(2.56 KB)
📄 ip_state.h(9.55 KB)
📄 ip_sync.h(3.46 KB)
📄 ip_var.h(11.48 KB)
📄 ipf_rb.h(10.37 KB)
📄 ipl.h(360 B)
📁 netdump
📄 pim.h(4.25 KB)
📄 pim_var.h(3.14 KB)
📄 radix_ipf.h(2.63 KB)
📄 sctp.h(22.97 KB)
📄 sctp_asconf.h(3.31 KB)
📄 sctp_auth.h(8.52 KB)
📄 sctp_bsd_addr.h(2.45 KB)
📄 sctp_constants.h(34.12 KB)
📄 sctp_crc32.h(2.07 KB)
📄 sctp_header.h(17.48 KB)
📄 sctp_indata.h(4.18 KB)
📄 sctp_input.h(2.43 KB)
📄 sctp_kdtrace.h(3.6 KB)
📄 sctp_lock_bsd.h(15.64 KB)
📄 sctp_os.h(2.73 KB)
📄 sctp_os_bsd.h(15.04 KB)
📄 sctp_output.h(6.38 KB)
📄 sctp_pcb.h(19.31 KB)
📄 sctp_peeloff.h(2.05 KB)
📄 sctp_structs.h(38.29 KB)
📄 sctp_sysctl.h(22.9 KB)
📄 sctp_timer.h(3.07 KB)
📄 sctp_uio.h(38.07 KB)
📄 sctp_var.h(12.21 KB)
📄 sctputil.h(11.69 KB)
📄 tcp.h(18.3 KB)
📄 tcp_debug.h(2.65 KB)
📄 tcp_fastopen.h(3.7 KB)
📄 tcp_fsm.h(4.25 KB)
📄 tcp_hostcache.h(2.92 KB)
📄 tcp_hpts.h(9.89 KB)
📄 tcp_log_buf.h(14.88 KB)
📄 tcp_lro.h(4.43 KB)
📄 tcp_offload.h(2.09 KB)
📄 tcp_pcap.h(1.76 KB)
📄 tcp_ratelimit.h(5.07 KB)
📄 tcp_seq.h(3.57 KB)
📁 tcp_stacks
📄 tcp_syncache.h(5.16 KB)
📄 tcp_timer.h(9.29 KB)
📄 tcp_var.h(43.48 KB)
📄 tcpip.h(2.29 KB)
📄 toecore.h(5.13 KB)
📄 udp.h(2.49 KB)
📄 udp_var.h(6.48 KB)
📄 udplite.h(1.91 KB)

Editing: icmp_var.h

/*-
 * SPDX-License-Identifier: BSD-3-Clause
 *
 * Copyright (c) 1982, 1986, 1993
 *	The Regents of the University of California.  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 University 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 REGENTS 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 REGENTS 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.
 *
 *	@(#)icmp_var.h	8.1 (Berkeley) 6/10/93
 * $FreeBSD$
 */

#ifndef _NETINET_ICMP_VAR_H_
#define _NETINET_ICMP_VAR_H_

/*
 * Variables related to this implementation
 * of the internet control message protocol.
 */
struct	icmpstat {
/* statistics related to icmp packets generated */
	u_long	icps_error;		/* # of calls to icmp_error */
	u_long	icps_oldshort;		/* no error 'cuz old ip too short */
	u_long	icps_oldicmp;		/* no error 'cuz old was icmp */
	u_long	icps_outhist[ICMP_MAXTYPE + 1];
/* statistics related to input messages processed */
	u_long	icps_badcode;		/* icmp_code out of range */
	u_long	icps_tooshort;		/* packet < ICMP_MINLEN */
	u_long	icps_checksum;		/* bad checksum */
	u_long	icps_badlen;		/* calculated bound mismatch */
	u_long	icps_reflect;		/* number of responses */
	u_long	icps_inhist[ICMP_MAXTYPE + 1];
	u_long	icps_bmcastecho;	/* b/mcast echo requests dropped */
	u_long	icps_bmcasttstamp;	/* b/mcast tstamp requests dropped */
	u_long	icps_badaddr;		/* bad return address */
	u_long	icps_noroute;		/* no route back */
};

#ifdef _KERNEL
#include <sys/counter.h>

VNET_PCPUSTAT_DECLARE(struct icmpstat, icmpstat);
/*
 * In-kernel consumers can use these accessor macros directly to update
 * stats.
 */
#define	ICMPSTAT_ADD(name, val)	\
    VNET_PCPUSTAT_ADD(struct icmpstat, icmpstat, name, (val))
#define	ICMPSTAT_INC(name)	ICMPSTAT_ADD(name, 1)

/*
 * Kernel module consumers must use this accessor macro.
 */
void	kmod_icmpstat_inc(int statnum);
#define	KMOD_ICMPSTAT_INC(name)						\
    kmod_icmpstat_inc(offsetof(struct icmpstat, name) / sizeof(uint64_t))
#endif

/*
 * Identifiers for ICMP sysctl nodes
 */
#define	ICMPCTL_MASKREPL	1	/* allow replies to netmask requests */
#define	ICMPCTL_STATS		2	/* statistics (read-only) */
#define ICMPCTL_ICMPLIM		3

#ifdef _KERNEL
SYSCTL_DECL(_net_inet_icmp);

extern int badport_bandlim(int);
#define BANDLIM_UNLIMITED -1
#define BANDLIM_ICMP_UNREACH 0
#define BANDLIM_ICMP_ECHO 1
#define BANDLIM_ICMP_TSTAMP 2
#define BANDLIM_RST_CLOSEDPORT 3 /* No connection, and no listeners */
#define BANDLIM_RST_OPENPORT 4   /* No connection, listener */
#define BANDLIM_ICMP6_UNREACH 5
#define BANDLIM_SCTP_OOTB 6
#define BANDLIM_MAX 7
#endif

#endif

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Editing: icmp_var.h

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