692 lines
20 KiB
C
692 lines
20 KiB
C
/*-
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* Copyright (c) 2001-2007, by Weongyo Jeong. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* a) Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* b) Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the distribution.
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*
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* c) Neither the name of Cisco Systems, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#if 0
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#ifndef lint
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static char sccsid[] = "@(#)sctp.c 0.1 (Berkeley) 4/18/2007";
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#endif /* not lint */
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#endif
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/queue.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/socketvar.h>
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#include <sys/sysctl.h>
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#include <sys/protosw.h>
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#include <netinet/in.h>
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#include <netinet/sctp.h>
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#include <netinet/sctp_constants.h>
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#include <arpa/inet.h>
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#include <err.h>
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#include <errno.h>
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#include <libutil.h>
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#include <netdb.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "netstat.h"
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#ifdef SCTP
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void inetprint (struct in_addr *, int, const char *, int);
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static void sctp_statesprint(uint32_t state);
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#define NETSTAT_SCTP_STATES_CLOSED 0x0
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#define NETSTAT_SCTP_STATES_BOUND 0x1
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#define NETSTAT_SCTP_STATES_LISTEN 0x2
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#define NETSTAT_SCTP_STATES_COOKIE_WAIT 0x3
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#define NETSTAT_SCTP_STATES_COOKIE_ECHOED 0x4
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#define NETSTAT_SCTP_STATES_ESTABLISHED 0x5
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#define NETSTAT_SCTP_STATES_SHUTDOWN_SENT 0x6
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#define NETSTAT_SCTP_STATES_SHUTDOWN_RECEIVED 0x7
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#define NETSTAT_SCTP_STATES_SHUTDOWN_ACK_SENT 0x8
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#define NETSTAT_SCTP_STATES_SHUTDOWN_PENDING 0x9
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char *sctpstates[] = {
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"CLOSED",
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"BOUND",
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"LISTEN",
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"COOKIE_WAIT",
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"COOKIE_ECHOED",
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"ESTABLISHED",
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"SHUTDOWN_SENT",
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"SHUTDOWN_RECEIVED",
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"SHUTDOWN_ACK_SENT",
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"SHUTDOWN_PENDING"
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};
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LIST_HEAD(xladdr_list, xladdr_entry) xladdr_head;
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struct xladdr_entry {
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struct xsctp_laddr *xladdr;
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LIST_ENTRY(xladdr_entry) xladdr_entries;
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};
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LIST_HEAD(xraddr_list, xraddr_entry) xraddr_head;
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struct xraddr_entry {
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struct xsctp_raddr *xraddr;
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LIST_ENTRY(xraddr_entry) xraddr_entries;
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};
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static int
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sctp_skip_xinpcb_ifneed(char *buf, const size_t buflen, size_t *offset)
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{
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int exist_tcb = 0;
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struct xsctp_tcb *xstcb;
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struct xsctp_raddr *xraddr;
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struct xsctp_laddr *xladdr;
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while (*offset < buflen) {
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xladdr = (struct xsctp_laddr *)(buf + *offset);
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*offset += sizeof(struct xsctp_laddr);
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if (xladdr->last == 1)
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break;
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}
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while (*offset < buflen) {
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xstcb = (struct xsctp_tcb *)(buf + *offset);
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*offset += sizeof(struct xsctp_tcb);
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if (xstcb->last == 1)
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break;
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exist_tcb = 1;
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while (*offset < buflen) {
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xladdr = (struct xsctp_laddr *)(buf + *offset);
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*offset += sizeof(struct xsctp_laddr);
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if (xladdr->last == 1)
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break;
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}
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while (*offset < buflen) {
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xraddr = (struct xsctp_raddr *)(buf + *offset);
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*offset += sizeof(struct xsctp_raddr);
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if (xraddr->last == 1)
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break;
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}
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}
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/*
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* If Lflag is set, we don't care about the return value.
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*/
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if (Lflag)
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return 0;
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return exist_tcb;
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}
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static void
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sctp_process_tcb(struct xsctp_tcb *xstcb, const char *name,
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char *buf, const size_t buflen, size_t *offset, int *indent)
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{
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int i, xl_total = 0, xr_total = 0, x_max;
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struct sockaddr *sa;
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struct xsctp_raddr *xraddr;
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struct xsctp_laddr *xladdr;
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struct xladdr_entry *prev_xl = NULL, *xl = NULL, *xl_tmp;
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struct xraddr_entry *prev_xr = NULL, *xr = NULL, *xr_tmp;
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#ifdef INET6
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struct sockaddr_in6 *in6;
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#endif
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LIST_INIT(&xladdr_head);
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LIST_INIT(&xraddr_head);
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/*
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* Make `struct xladdr_list' list and `struct xraddr_list' list
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* to handle the address flexibly.
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*/
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while (*offset < buflen) {
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xladdr = (struct xsctp_laddr *)(buf + *offset);
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*offset += sizeof(struct xsctp_laddr);
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if (xladdr->last == 1)
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break;
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prev_xl = xl;
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xl = malloc(sizeof(struct xladdr_entry));
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if (xl == NULL) {
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warnx("malloc %lu bytes",
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(u_long)sizeof(struct xladdr_entry));
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goto out;
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}
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xl->xladdr = xladdr;
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if (prev_xl == NULL)
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LIST_INSERT_HEAD(&xladdr_head, xl, xladdr_entries);
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else
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LIST_INSERT_AFTER(prev_xl, xl, xladdr_entries);
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xl_total++;
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}
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while (*offset < buflen) {
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xraddr = (struct xsctp_raddr *)(buf + *offset);
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*offset += sizeof(struct xsctp_raddr);
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if (xraddr->last == 1)
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break;
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prev_xr = xr;
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xr = malloc(sizeof(struct xraddr_entry));
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if (xr == NULL) {
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warnx("malloc %lu bytes",
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(u_long)sizeof(struct xraddr_entry));
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goto out;
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}
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xr->xraddr = xraddr;
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if (prev_xr == NULL)
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LIST_INSERT_HEAD(&xraddr_head, xr, xraddr_entries);
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else
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LIST_INSERT_AFTER(prev_xr, xr, xraddr_entries);
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xr_total++;
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}
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/*
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* Let's print the address infos.
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*/
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xl = LIST_FIRST(&xladdr_head);
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xr = LIST_FIRST(&xraddr_head);
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x_max = (xl_total > xr_total) ? xl_total : xr_total;
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for (i = 0; i < x_max; i++) {
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if (((*indent == 0) && i > 0) || *indent > 0)
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printf("%-11s ", " ");
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if (xl != NULL) {
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sa = &(xl->xladdr->address.sa);
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if ((sa->sa_family) == AF_INET)
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inetprint(&((struct sockaddr_in *)sa)->sin_addr,
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htons(xstcb->local_port),
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name, numeric_port);
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#ifdef INET6
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else {
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in6 = (struct sockaddr_in6 *)sa;
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inet6print(&in6->sin6_addr,
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htons(xstcb->local_port),
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name, numeric_port);
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}
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#endif
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}
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if (xr != NULL && !Lflag) {
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sa = &(xr->xraddr->address.sa);
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if ((sa->sa_family) == AF_INET)
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inetprint(&((struct sockaddr_in *)sa)->sin_addr,
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htons(xstcb->remote_port),
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name, numeric_port);
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#ifdef INET6
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else {
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in6 = (struct sockaddr_in6 *)sa;
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inet6print(&in6->sin6_addr,
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htons(xstcb->remote_port),
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name, numeric_port);
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}
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#endif
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}
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if (xl != NULL)
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xl = LIST_NEXT(xl, xladdr_entries);
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if (xr != NULL)
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xr = LIST_NEXT(xr, xraddr_entries);
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if (i == 0 && !Lflag)
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sctp_statesprint(xstcb->state);
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if (i < x_max)
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putchar('\n');
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}
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out:
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/*
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* Free the list which be used to handle the address.
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*/
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xl = LIST_FIRST(&xladdr_head);
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while (xl != NULL) {
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xl_tmp = LIST_NEXT(xl, xladdr_entries);
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free(xl);
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xl = xl_tmp;
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}
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xr = LIST_FIRST(&xraddr_head);
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while (xr != NULL) {
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xr_tmp = LIST_NEXT(xr, xraddr_entries);
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free(xr);
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xr = xr_tmp;
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}
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}
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#ifdef SCTP_DEBUG
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uint32_t sctp_pdup[64];
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int sctp_pcnt = 0;
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#endif
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static void
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sctp_process_inpcb(struct xsctp_inpcb *xinpcb, const char *name,
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char *buf, const size_t buflen, size_t *offset)
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{
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int offset_backup, indent = 0, xladdr_total = 0, is_listening = 0;
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static int first = 1;
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char *tname;
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struct xsctp_tcb *xstcb;
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struct xsctp_laddr *xladdr;
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struct sockaddr *sa;
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#ifdef INET6
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struct sockaddr_in6 *in6;
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#endif
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if ((xinpcb->flags & SCTP_PCB_FLAGS_TCPTYPE) ==
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SCTP_PCB_FLAGS_TCPTYPE && xinpcb->maxqlen > 0)
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is_listening = 1;
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if (!Lflag && !is_listening &&
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!(xinpcb->flags & SCTP_PCB_FLAGS_CONNECTED)) {
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#ifdef SCTP_DEBUG
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int i, found = 0;
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for (i = 0; i < sctp_pcnt; i++) {
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if (sctp_pdup[i] == xinpcb->flags) {
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found = 1;
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break;
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}
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}
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if (!found) {
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sctp_pdup[sctp_pcnt++] = xinpcb->flags;
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if (sctp_pcnt >= 64)
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sctp_pcnt = 0;
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printf("[0x%08x]", xinpcb->flags);
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}
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#endif
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offset_backup = *offset;
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if (!sctp_skip_xinpcb_ifneed(buf, buflen, offset))
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return;
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*offset = offset_backup;
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}
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if (first) {
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if (!Lflag) {
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printf("Active SCTP associations");
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if (aflag)
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printf(" (including servers)");
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} else
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printf("Current listen queue sizes (qlen/maxqlen)");
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putchar('\n');
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if (Aflag)
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printf("%-8.8s ", "Socket");
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if (Lflag)
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printf("%-5.5s %-5.5s %-8.8s %-22.22s\n",
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"Proto", "Type", "Listen", "Local Address");
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else
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printf((Aflag && !Wflag) ?
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"%-5.5s %-5.5s %-18.18s %-18.18s %s\n" :
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"%-5.5s %-5.5s %-22.22s %-22.22s %s\n",
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"Proto", "Type",
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"Local Address", "Foreign Address",
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"(state)");
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first = 0;
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}
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if (Lflag && xinpcb->maxqlen == 0) {
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(int)sctp_skip_xinpcb_ifneed(buf, buflen, offset);
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return;
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}
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if (Aflag)
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printf("%8lx ", (u_long)xinpcb);
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printf("%-5.5s ", name);
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if (xinpcb->flags & SCTP_PCB_FLAGS_TCPTYPE)
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tname = "1to1";
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else if (xinpcb->flags & SCTP_PCB_FLAGS_UDPTYPE)
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tname = "1toN";
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else
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return;
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printf("%-5.5s ", tname);
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if (Lflag) {
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char buf1[9];
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snprintf(buf1, 9, "%hu/%hu", xinpcb->qlen, xinpcb->maxqlen);
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printf("%-8.8s ", buf1);
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}
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/*
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* process the local address. This routine are used for Lflag.
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*/
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while (*offset < buflen) {
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xladdr = (struct xsctp_laddr *)(buf + *offset);
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*offset += sizeof(struct xsctp_laddr);
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if (xladdr->last == 1)
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break;
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if (!Lflag && !is_listening)
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continue;
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if (xladdr_total != 0)
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putchar('\n');
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if (xladdr_total > 0)
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printf((Lflag) ?
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"%-20.20s " : "%-11.11s ", " ");
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sa = &(xladdr->address.sa);
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if ((sa->sa_family) == AF_INET)
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inetprint(&((struct sockaddr_in *)sa)->sin_addr,
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htons(xinpcb->local_port), name, numeric_port);
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#ifdef INET6
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else {
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in6 = (struct sockaddr_in6 *)sa;
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inet6print(&in6->sin6_addr,
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htons(xinpcb->local_port), name, numeric_port);
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}
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#endif
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if (!Lflag && xladdr_total == 0 && is_listening == 1)
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printf("%-22.22s LISTEN", " ");
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xladdr_total++;
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}
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xstcb = (struct xsctp_tcb *)(buf + *offset);
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*offset += sizeof(struct xsctp_tcb);
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while (xstcb->last == 0 && *offset < buflen) {
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sctp_process_tcb(xstcb, name, buf, buflen, offset, &indent);
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indent++;
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xstcb = (struct xsctp_tcb *)(buf + *offset);
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*offset += sizeof(struct xsctp_tcb);
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}
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putchar('\n');
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}
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/*
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* Print a summary of SCTP connections related to an Internet
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* protocol.
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*/
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void
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sctp_protopr(u_long off __unused,
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const char *name, int af1, int proto)
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{
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char *buf;
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const char *mibvar = "net.inet.sctp.assoclist";
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size_t offset = 0;
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size_t len = 0;
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struct xsctp_inpcb *xinpcb;
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if (proto != IPPROTO_SCTP)
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return;
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if (sysctlbyname(mibvar, 0, &len, 0, 0) < 0) {
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if (errno != ENOENT)
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warn("sysctl: %s", mibvar);
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return;
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}
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if ((buf = malloc(len)) == 0) {
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warnx("malloc %lu bytes", (u_long)len);
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return;
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}
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if (sysctlbyname(mibvar, buf, &len, 0, 0) < 0) {
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warn("sysctl: %s", mibvar);
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free(buf);
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return;
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}
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xinpcb = (struct xsctp_inpcb *)(buf + offset);
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offset += sizeof(struct xsctp_inpcb);
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while (xinpcb->last == 0 && offset < len) {
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sctp_process_inpcb(xinpcb, name, buf, (const size_t)len,
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&offset);
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xinpcb = (struct xsctp_inpcb *)(buf + offset);
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offset += sizeof(struct xsctp_inpcb);
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}
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free(buf);
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}
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static void
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sctp_statesprint(uint32_t state)
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{
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int idx;
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switch (state) {
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case SCTP_STATE_COOKIE_WAIT:
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idx = NETSTAT_SCTP_STATES_COOKIE_WAIT;
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break;
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case SCTP_STATE_COOKIE_ECHOED:
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idx = NETSTAT_SCTP_STATES_COOKIE_ECHOED;
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break;
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case SCTP_STATE_OPEN:
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idx = NETSTAT_SCTP_STATES_ESTABLISHED;
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break;
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case SCTP_STATE_SHUTDOWN_SENT:
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idx = NETSTAT_SCTP_STATES_SHUTDOWN_SENT;
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break;
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case SCTP_STATE_SHUTDOWN_RECEIVED:
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idx = NETSTAT_SCTP_STATES_SHUTDOWN_RECEIVED;
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break;
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case SCTP_STATE_SHUTDOWN_ACK_SENT:
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idx = NETSTAT_SCTP_STATES_SHUTDOWN_ACK_SENT;
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break;
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case SCTP_STATE_SHUTDOWN_PENDING:
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idx = NETSTAT_SCTP_STATES_SHUTDOWN_PENDING;
|
|
break;
|
|
default:
|
|
printf("UNKNOWN 0x%08x", state);
|
|
return;
|
|
}
|
|
|
|
printf("%s", sctpstates[idx]);
|
|
}
|
|
|
|
/*
|
|
* Dump SCTP statistics structure.
|
|
*/
|
|
void
|
|
sctp_stats(u_long off, const char *name, int af1 __unused, int proto __unused)
|
|
{
|
|
struct sctpstat sctpstat, zerostat;
|
|
size_t len = sizeof(sctpstat);
|
|
|
|
if (live) {
|
|
if (zflag)
|
|
memset(&zerostat, 0, len);
|
|
if (sysctlbyname("net.inet.sctp.stats", &sctpstat, &len,
|
|
zflag ? &zerostat : NULL, zflag ? len : 0) < 0) {
|
|
warn("sysctl: net.inet.sctp.stats");
|
|
return;
|
|
}
|
|
} else
|
|
kread(off, &sctpstat, len);
|
|
|
|
printf ("%s:\n", name);
|
|
|
|
#define p(f, m) if (sctpstat.f || sflag <= 1) \
|
|
printf(m, (uintmax_t)sctpstat.f, plural(sctpstat.f))
|
|
#define p1a(f, m) if (sctpstat.f || sflag <= 1) \
|
|
printf(m, (uintmax_t)sctpstat.f)
|
|
|
|
/*
|
|
* input statistics
|
|
*/
|
|
p(sctps_recvpackets, "\t%ju input packet%s\n");
|
|
p(sctps_recvdatagrams, "\t\t%ju datagram%s\n");
|
|
p(sctps_recvpktwithdata, "\t\t%ju packet%s that had data\n");
|
|
p(sctps_recvsacks, "\t\t%ju input SACK chunk%s\n");
|
|
p(sctps_recvdata, "\t\t%ju input DATA chunk%s\n");
|
|
p(sctps_recvdupdata, "\t\t%ju duplicate DATA chunk%s\n");
|
|
p(sctps_recvheartbeat, "\t\t%ju input HB chunk%s\n");
|
|
p(sctps_recvheartbeatack, "\t\t%ju HB-ACK chunk%s\n");
|
|
p(sctps_recvecne, "\t\t%ju input ECNE chunk%s\n");
|
|
p(sctps_recvauth, "\t\t%ju input AUTH chunk%s\n");
|
|
p(sctps_recvauthmissing, "\t\t%ju chunk%s missing AUTH\n");
|
|
p(sctps_recvivalhmacid, "\t\t%ju invalid HMAC id%s received\n");
|
|
p(sctps_recvivalkeyid, "\t\t%ju invalid %secret ids received\n");
|
|
p1a(sctps_recvauthfailed, "\t\t%ju auth failed\n");
|
|
p(sctps_recvexpress, "\t\t%ju fa%st path receives all one chunk\n");
|
|
p(sctps_recvexpressm, "\t\t%ju fa%st path multi-part data\n");
|
|
|
|
/*
|
|
* output statistics
|
|
*/
|
|
p(sctps_sendpackets, "\t%ju output packet%s\n");
|
|
p(sctps_sendsacks, "\t\t%ju output SACK%s\n");
|
|
p(sctps_senddata, "\t\t%ju output DATA chunk%s\n");
|
|
p(sctps_sendretransdata, "\t\t%ju retran%smitted DATA chunks\n");
|
|
p(sctps_sendfastretrans, "\t\t%ju fa%st retransmitted DATA chunks\n");
|
|
p(sctps_sendmultfastretrans, "\t\t%ju FR'%s that happened more "
|
|
"than once to same chunk.\n");
|
|
p(sctps_sendheartbeat, "\t\t%ju intput HB chunk%s\n");
|
|
p(sctps_sendecne, "\t\t%ju output ECNE chunk%s\n");
|
|
p(sctps_sendauth, "\t\t%ju output AUTH chunk%s\n");
|
|
p1a(sctps_senderrors, "\t\t%ju ip_output error counter\n");
|
|
|
|
/*
|
|
* PCKDROPREP statistics
|
|
*/
|
|
printf("\tPacket drop statistics:\n");
|
|
p1a(sctps_pdrpfmbox, "\t\t%ju from middle box\n");
|
|
p(sctps_pdrpfehos, "\t\t%ju from end ho%st\n");
|
|
p1a(sctps_pdrpmbda, "\t\t%ju with data\n");
|
|
p1a(sctps_pdrpmbct, "\t\t%ju non-data, non-endhost\n");
|
|
p(sctps_pdrpbwrpt, "\t\t%ju non-endho%st, bandwidth rep only\n");
|
|
p1a(sctps_pdrpcrupt, "\t\t%ju not enough for chunk header\n");
|
|
p1a(sctps_pdrpnedat, "\t\t%ju not enough data to confirm\n");
|
|
p(sctps_pdrppdbrk, "\t\t%ju where proce%ss_chunk_drop said break\n");
|
|
p1a(sctps_pdrptsnnf, "\t\t%ju failed to find TSN\n");
|
|
p(sctps_pdrpdnfnd, "\t\t%ju attempt rever%se TSN lookup\n");
|
|
p(sctps_pdrpdiwnp, "\t\t%ju e-ho%st confirms zero-rwnd\n");
|
|
p(sctps_pdrpdizrw, "\t\t%ju midbox confirm%s no space\n");
|
|
p1a(sctps_pdrpbadd, "\t\t%ju data did not match TSN\n");
|
|
p(sctps_pdrpmark, "\t\t%ju TSN'%s marked for Fast Retran\n");
|
|
|
|
/*
|
|
* Timeouts
|
|
*/
|
|
printf("\tTimeouts:\n");
|
|
p(sctps_timoiterator, "\t\t%ju iterator timer%s fired\n");
|
|
p(sctps_timodata, "\t\t%ju T3 data time out%s\n");
|
|
p(sctps_timowindowprobe, "\t\t%ju window probe (T3) timer%s fired\n");
|
|
p(sctps_timoinit, "\t\t%ju INIT timer%s fired\n");
|
|
p(sctps_timosack, "\t\t%ju %sack timers fired\n");
|
|
p(sctps_timoshutdown, "\t\t%ju %shutdown timers fired\n");
|
|
p(sctps_timoheartbeat, "\t\t%ju heartbeat timer%s fired\n");
|
|
p1a(sctps_timocookie, "\t\t%ju a cookie timeout fired\n");
|
|
p1a(sctps_timosecret, "\t\t%ju an endpoint changed its cookie"
|
|
"secret\n");
|
|
p(sctps_timopathmtu, "\t\t%ju PMTU timer%s fired\n");
|
|
p(sctps_timoshutdownack, "\t\t%ju %shutdown ack timers fired\n");
|
|
p(sctps_timoshutdownguard, "\t\t%ju %shutdown guard timers fired\n");
|
|
p(sctps_timostrmrst, "\t\t%ju %stream reset timers fired\n");
|
|
p(sctps_timoearlyfr, "\t\t%ju early FR timer%s fired\n");
|
|
p1a(sctps_timoasconf, "\t\t%ju an asconf timer fired\n");
|
|
p1a(sctps_timoautoclose, "\t\t%ju auto close timer fired\n");
|
|
p(sctps_timoassockill, "\t\t%ju a%soc free timers expired\n");
|
|
p(sctps_timoinpkill, "\t\t%ju inp free timer%s expired\n");
|
|
|
|
#if 0
|
|
/*
|
|
* Early fast retransmission counters
|
|
*/
|
|
p(sctps_earlyfrstart, "\t%ju TODO:%sctps_earlyfrstart\n");
|
|
p(sctps_earlyfrstop, "\t%ju TODO:sctp%s_earlyfrstop\n");
|
|
p(sctps_earlyfrmrkretrans, "\t%ju TODO:%sctps_earlyfrmrkretrans\n");
|
|
p(sctps_earlyfrstpout, "\t%ju TODO:%sctps_earlyfrstpout\n");
|
|
p(sctps_earlyfrstpidsck1, "\t%ju TODO:%sctps_earlyfrstpidsck1\n");
|
|
p(sctps_earlyfrstpidsck2, "\t%ju TODO:%sctps_earlyfrstpidsck2\n");
|
|
p(sctps_earlyfrstpidsck3, "\t%ju TODO:%sctps_earlyfrstpidsck3\n");
|
|
p(sctps_earlyfrstpidsck4, "\t%ju TODO:%sctps_earlyfrstpidsck4\n");
|
|
p(sctps_earlyfrstrid, "\t%ju TODO:%sctps_earlyfrstrid\n");
|
|
p(sctps_earlyfrstrout, "\t%ju TODO:%sctps_earlyfrstrout\n");
|
|
p(sctps_earlyfrstrtmr, "\t%ju TODO:%sctps_earlyfrstrtmr\n");
|
|
#endif
|
|
|
|
/*
|
|
* Others
|
|
*/
|
|
p(sctps_hdrops, "\t%ju packet %shorter than header\n");
|
|
p(sctps_badsum, "\t%ju check%sum error\n");
|
|
p1a(sctps_noport, "\t%ju no endpoint for port\n");
|
|
p1a(sctps_badvtag, "\t%ju bad v-tag\n");
|
|
p1a(sctps_badsid, "\t%ju bad SID\n");
|
|
p1a(sctps_nomem, "\t%ju no memory\n");
|
|
p1a(sctps_fastretransinrtt, "\t%ju number of multiple FR in a RTT "
|
|
"window\n");
|
|
#if 0
|
|
p(sctps_markedretrans, "\t%ju TODO:%sctps_markedretrans\n");
|
|
#endif
|
|
p(sctps_naglesent, "\t%ju RFC813 allowed %sending\n");
|
|
p(sctps_naglequeued, "\t%ju RFC813 doe%s not allow sending\n");
|
|
p(sctps_maxburstqueued, "\t%ju max bur%st dosn't allow sending\n");
|
|
p(sctps_ifnomemqueued, "\t%ju look ahead tell%s us no memory in "
|
|
"interface\n");
|
|
p(sctps_windowprobed, "\t%ju numbers of window probe%s sent\n");
|
|
p(sctps_lowlevelerr, "\t%ju time%s an output error to clamp "
|
|
"down on next user send.\n");
|
|
p(sctps_lowlevelerrusr, "\t%ju time%s sctp_senderrors were "
|
|
"caused from a user\n");
|
|
p(sctps_datadropchklmt, "\t%ju number of in data drop%s due to "
|
|
"chunk limit reached\n");
|
|
p(sctps_datadroprwnd, "\t%ju number of in data drop%s due to rwnd "
|
|
"limit reached\n");
|
|
p(sctps_ecnereducedcwnd, "\t%ju time%s a ECN reduced "
|
|
"the cwnd\n");
|
|
p(sctps_vtagexpress, "\t%ju u%sed express lookup via vtag\n");
|
|
p(sctps_vtagbogus, "\t%ju colli%sion in express lookup.\n");
|
|
p(sctps_primary_randry, "\t%ju time%s the sender ran dry "
|
|
"of user data on primary\n");
|
|
p1a(sctps_cmt_randry, "\t%ju same for above\n");
|
|
p(sctps_slowpath_sack, "\t%ju sack%s the slow way\n");
|
|
p(sctps_wu_sacks_sent, "\t%ju window update only %sacks sent\n");
|
|
p(sctps_sends_with_flags, "\t%ju %sends with sinfo_flags !=0\n");
|
|
p(sctps_sends_with_unord, "\t%ju unordered %sends\n");
|
|
p(sctps_sends_with_eof, "\t%ju %sends with EOF flag set\n");
|
|
p(sctps_sends_with_abort, "\t%ju %sends with ABORT flag set\n");
|
|
p(sctps_protocol_drain_calls, "\t%ju time%s protocol drain called\n");
|
|
p(sctps_protocol_drains_done, "\t%ju time%s we did a protocol "
|
|
"drain\n");
|
|
p(sctps_read_peeks, "\t%ju time%s recv was called with peek\n");
|
|
p(sctps_cached_chk, "\t%ju cached chunk%s used\n");
|
|
p(sctps_cached_strmoq, "\t%ju cached %stream oq's used\n");
|
|
p(sctps_left_abandon, "\t%ju unread me%ssage abandonded by close\n");
|
|
p(sctps_send_burst_avoid, "\t%ju send bur%st avoidance, already "
|
|
"max burst inflight to net\n");
|
|
p(sctps_send_cwnd_avoid, "\t%ju send cwnd full avoidance, already "
|
|
"max bur%st inflight to net\n");
|
|
p(sctps_fwdtsn_map_over, "\t%ju number of map array over-run%s via "
|
|
"fwd-tsn's\n");
|
|
|
|
#undef p
|
|
#undef p1a
|
|
}
|
|
|
|
#endif /* SCTP */
|