230 lines
9.0 KiB
C
230 lines
9.0 KiB
C
/*-
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* Copyright (c) 2008-2011, by Randall Stewart. All rights reserved.
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* Copyright (c) 2008-2011, by Michael Tuexen. 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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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#ifndef __sctp_dtrace_define_h__
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#include "opt_kdtrace.h"
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#include <sys/kernel.h>
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#include <sys/sdt.h>
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SDT_PROVIDER_DEFINE(sctp);
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/********************************************************/
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/* Cwnd probe - tracks changes in the congestion window on a netp */
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/********************************************************/
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/* Initial */
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SDT_PROBE_DEFINE(sctp, cwnd, net, init, init);
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/* The Vtag for this end */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 0, "uint32_t");
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/* The port number of the local side << 16 | port number of remote
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* in network byte order.
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*/
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 1, "uint32_t");
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/* The pointer to the struct sctp_nets * changing */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 2, "uintptr_t");
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/* The old value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 3, "int");
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/* The new value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 4, "int");
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/* ACK-INCREASE */
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SDT_PROBE_DEFINE(sctp, cwnd, net, ack, ack);
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/* The Vtag for this end */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 0, "uint32_t");
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/* The port number of the local side << 16 | port number of remote
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* in network byte order.
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*/
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 1, "uint32_t");
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/* The pointer to the struct sctp_nets * changing */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 2, "uintptr_t");
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/* The old value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 3, "int");
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/* The new value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 4, "int");
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/* ACK-INCREASE */
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SDT_PROBE_DEFINE(sctp, cwnd, net, rttvar, rttvar);
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/* The Vtag << 32 | localport << 16 | remoteport */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, rttvar, 0, "uint64_t");
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/* obw | nbw */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, rttvar, 1, "uint64_t");
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/* bwrtt | newrtt */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, rttvar, 2, "uint64_t");
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/* flight */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, rttvar, 3, "uint64_t");
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/* (cwnd << 32) | point << 16 | retval(0/1) */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, rttvar, 4, "uint64_t");
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SDT_PROBE_DEFINE(sctp, cwnd, net, rttstep, rttstep);
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/* The Vtag << 32 | localport << 16 | remoteport */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, rttstep, 0, "uint64_t");
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/* obw | nbw */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, rttstep, 1, "uint64_t");
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/* bwrtt | nrtt */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, rttstep, 2, "uint64_t");
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/* cwnd_saved | stepcnt << 16 | oldstep */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, rttstep, 3, "uint64_t");
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/* (cwnd << 32) | point << 16 | retval(0/1) */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, rttstep, 4, "uint64_t");
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/* FastRetransmit-DECREASE */
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SDT_PROBE_DEFINE(sctp, cwnd, net, fr, fr);
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/* The Vtag for this end */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 0, "uint32_t");
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/* The port number of the local side << 16 | port number of remote
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* in network byte order.
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*/
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 1, "uint32_t");
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/* The pointer to the struct sctp_nets * changing */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 2, "uintptr_t");
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/* The old value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 3, "int");
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/* The new value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 4, "int");
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/* TimeOut-DECREASE */
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SDT_PROBE_DEFINE(sctp, cwnd, net, to, to);
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/* The Vtag for this end */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 0, "uint32_t");
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/* The port number of the local side << 16 | port number of remote
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* in network byte order.
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*/
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 1, "uint32_t");
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/* The pointer to the struct sctp_nets * changing */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 2, "uintptr_t");
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/* The old value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 3, "int");
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/* The new value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 4, "int");
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/* BurstLimit-DECREASE */
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SDT_PROBE_DEFINE(sctp, cwnd, net, bl, bl);
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/* The Vtag for this end */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 0, "uint32_t");
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/* The port number of the local side << 16 | port number of remote
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* in network byte order.
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*/
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 1, "uint32_t");
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/* The pointer to the struct sctp_nets * changing */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 2, "uintptr_t");
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/* The old value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 3, "int");
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/* The new value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 4, "int");
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/* ECN-DECREASE */
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SDT_PROBE_DEFINE(sctp, cwnd, net, ecn, ecn);
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/* The Vtag for this end */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 0, "uint32_t");
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/* The port number of the local side << 16 | port number of remote
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* in network byte order.
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*/
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 1, "uint32_t");
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/* The pointer to the struct sctp_nets * changing */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 2, "uintptr_t");
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/* The old value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 3, "int");
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/* The new value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 4, "int");
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/* PacketDrop-DECREASE */
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SDT_PROBE_DEFINE(sctp, cwnd, net, pd, pd);
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/* The Vtag for this end */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 0, "uint32_t");
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/* The port number of the local side << 16 | port number of remote
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* in network byte order.
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*/
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 1, "uint32_t");
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/* The pointer to the struct sctp_nets * changing */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 2, "uintptr_t");
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/* The old value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 3, "int");
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/* The new value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 4, "int");
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/********************************************************/
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/* Rwnd probe - tracks changes in the receiver window for an assoc */
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/********************************************************/
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SDT_PROBE_DEFINE(sctp, rwnd, assoc, val, val);
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/* The Vtag for this end */
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SDT_PROBE_ARGTYPE(sctp, rwnd, assoc, val, 0, "uint32_t");
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/* The port number of the local side << 16 | port number of remote
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* in network byte order.
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*/
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SDT_PROBE_ARGTYPE(sctp, rwnd, assoc, val, 1, "uint32_t");
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/* The up/down amount */
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SDT_PROBE_ARGTYPE(sctp, rwnd, assoc, val, 2, "int");
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/* The new value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, rwnd, assoc, val, 3, "int");
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/********************************************************/
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/* flight probe - tracks changes in the flight size on a net or assoc */
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/********************************************************/
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SDT_PROBE_DEFINE(sctp, flightsize, net, val, val);
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/* The Vtag for this end */
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SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 0, "uint32_t");
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/* The port number of the local side << 16 | port number of remote
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* in network byte order.
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*/
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SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 1, "uint32_t");
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/* The pointer to the struct sctp_nets * changing */
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SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 2, "uintptr_t");
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/* The up/down amount */
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SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 3, "int");
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/* The new value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 4, "int");
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/********************************************************/
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/* The total flight version */
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/********************************************************/
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SDT_PROBE_DEFINE(sctp, flightsize, assoc, val, val);
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/* The Vtag for this end */
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SDT_PROBE_ARGTYPE(sctp, flightsize, assoc, val, 0, "uint32_t");
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/* The port number of the local side << 16 | port number of remote
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* in network byte order.
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*/
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SDT_PROBE_ARGTYPE(sctp, flightsize, assoc, val, 1, "uint32_t");
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/* The up/down amount */
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SDT_PROBE_ARGTYPE(sctp, flightsize, assoc, val, 2, "int");
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/* The new value of the cwnd */
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SDT_PROBE_ARGTYPE(sctp, flightsize, assoc, val, 3, "int");
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#endif
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