freebsd-skq/sys/netinet/sctp_kdtrace.h
tuexen 9c9657076e Separate out SCTP related dtrace code.
This is based on work done by markj@.

Discussed with:		markj@
MFC after:		3 days
2019-10-14 20:32:11 +00:00

91 lines
3.6 KiB
C

/*-
* SPDX-License-Identifier: BSD-3-Clause
*
* Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
* Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* a) Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* b) 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.
*
* c) Neither the name of Cisco Systems, Inc. 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 COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#ifndef _NETINET_SCTP_KDTRACE_H_
#define _NETINET_SCTP_KDTRACE_H_
#include <sys/kernel.h>
#include <sys/sdt.h>
#define SCTP_PROBE1(probe, arg0) \
SDT_PROBE1(sctp, , , probe, arg0)
#define SCTP_PROBE2(probe, arg0, arg1) \
SDT_PROBE2(sctp, , , probe, arg0, arg1)
#define SCTP_PROBE3(probe, arg0, arg1, arg2) \
SDT_PROBE3(sctp, , , probe, arg0, arg1, arg2)
#define SCTP_PROBE4(probe, arg0, arg1, arg2, arg3) \
SDT_PROBE4(sctp, , , probe, arg0, arg1, arg2, arg3)
#define SCTP_PROBE5(probe, arg0, arg1, arg2, arg3, arg4) \
SDT_PROBE5(sctp, , , probe, arg0, arg1, arg2, arg3, arg4)
#define SCTP_PROBE6(probe, arg0, arg1, arg2, arg3, arg4, arg5) \
SDT_PROBE6(sctp, , , probe, arg0, arg1, arg2, arg3, arg4, arg5)
/* Declare the SCTP provider */
SDT_PROVIDER_DECLARE(sctp);
/* The probes we have so far: */
/* One to track a net's cwnd */
/* initial */
SDT_PROBE_DECLARE(sctp, cwnd, net, init);
/* update at a ack -- increase */
SDT_PROBE_DECLARE(sctp, cwnd, net, ack);
/* update at a fast retransmit -- decrease */
SDT_PROBE_DECLARE(sctp, cwnd, net, fr);
/* update at a time-out -- decrease */
SDT_PROBE_DECLARE(sctp, cwnd, net, to);
/* update at a burst-limit -- decrease */
SDT_PROBE_DECLARE(sctp, cwnd, net, bl);
/* update at a ECN -- decrease */
SDT_PROBE_DECLARE(sctp, cwnd, net, ecn);
/* update at a Packet-Drop -- decrease */
SDT_PROBE_DECLARE(sctp, cwnd, net, pd);
/* Rttvar probe declaration */
SDT_PROBE_DECLARE(sctp, cwnd, net, rttvar);
SDT_PROBE_DECLARE(sctp, cwnd, net, rttstep);
/* One to track an associations rwnd */
SDT_PROBE_DECLARE(sctp, rwnd, assoc, val);
/* One to track a net's flight size */
SDT_PROBE_DECLARE(sctp, flightsize, net, val);
/* One to track an associations flight size */
SDT_PROBE_DECLARE(sctp, flightsize, assoc, val);
/* Standard Solaris compatible probes */
SDT_PROBE_DECLARE(sctp,,, receive);
SDT_PROBE_DECLARE(sctp,,, send);
SDT_PROBE_DECLARE(sctp,,, state__change);
#endif