2 * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
3 * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
8 * a) Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
11 * b) Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in
13 * the documentation and/or other materials provided with the distribution.
15 * c) Neither the name of Cisco Systems, Inc. nor the names of its
16 * contributors may be used to endorse or promote products derived
17 * from this software without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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32 #include <sys/cdefs.h>
33 __FBSDID("$FreeBSD$");
35 #ifndef _NETINET_SCTP_DTRACE_DEFINE_H_
36 #define _NETINET_SCTP_DTRACE_DEFINE_H_
38 #include "opt_kdtrace.h"
39 #include <sys/kernel.h>
42 SDT_PROVIDER_DEFINE(sctp);
44 /********************************************************/
45 /* Cwnd probe - tracks changes in the congestion window on a netp */
46 /********************************************************/
48 SDT_PROBE_DEFINE5(sctp, cwnd, net, init,
49 "uint32_t", /* The Vtag for this end */
51 * The port number of the local side << 16 | port number
52 * of remote in network byte order.
54 "uintptr_t", /* The pointer to the struct sctp_nets * changing */
55 "int", /* The old value of the cwnd */
56 "int"); /* The new value of the cwnd */
59 SDT_PROBE_DEFINE5(sctp, cwnd, net, ack,
60 "uint32_t", /* The Vtag for this end */
62 * The port number of the local side << 16 | port number
63 * of remote in network byte order.
65 "uintptr_t", /* The pointer to the struct sctp_nets * changing */
66 "int", /* The old value of the cwnd */
67 "int"); /* The new value of the cwnd */
70 SDT_PROBE_DEFINE5(sctp, cwnd, net, rttvar,
71 "uint64_t", /* The Vtag << 32 | localport << 16 | remoteport */
72 "uint64_t", /* obw | nbw */
73 "uint64_t", /* bwrtt | newrtt */
74 "uint64_t", /* flight */
75 "uint64_t"); /* (cwnd << 32) | point << 16 | retval(0/1) */
77 SDT_PROBE_DEFINE5(sctp, cwnd, net, rttstep,
78 "uint64_t", /* The Vtag << 32 | localport << 16 | remoteport */
79 "uint64_t", /* obw | nbw */
80 "uint64_t", /* bwrtt | newrtt */
81 "uint64_t", /* flight */
82 "uint64_t"); /* (cwnd << 32) | point << 16 | retval(0/1) */
84 /* FastRetransmit-DECREASE */
85 SDT_PROBE_DEFINE5(sctp, cwnd, net, fr,
86 "uint32_t", /* The Vtag for this end */
88 * The port number of the local side << 16 | port number
89 * of remote in network byte order.
91 "uintptr_t", /* The pointer to the struct sctp_nets * changing */
92 "int", /* The old value of the cwnd */
93 "int"); /* The new value of the cwnd */
95 /* TimeOut-DECREASE */
96 SDT_PROBE_DEFINE5(sctp, cwnd, net, to,
97 "uint32_t", /* The Vtag for this end */
99 * The port number of the local side << 16 | port number
100 * of remote in network byte order.
102 "uintptr_t", /* The pointer to the struct sctp_nets * changing */
103 "int", /* The old value of the cwnd */
104 "int"); /* The new value of the cwnd */
106 /* BurstLimit-DECREASE */
107 SDT_PROBE_DEFINE5(sctp, cwnd, net, bl,
108 "uint32_t", /* The Vtag for this end */
110 * The port number of the local side << 16 | port number
111 * of remote in network byte order.
113 "uintptr_t", /* The pointer to the struct sctp_nets * changing */
114 "int", /* The old value of the cwnd */
115 "int"); /* The new value of the cwnd */
118 SDT_PROBE_DEFINE5(sctp, cwnd, net, ecn,
119 "uint32_t", /* The Vtag for this end */
121 * The port number of the local side << 16 | port number
122 * of remote in network byte order.
124 "uintptr_t", /* The pointer to the struct sctp_nets * changing */
125 "int", /* The old value of the cwnd */
126 "int"); /* The new value of the cwnd */
128 /* PacketDrop-DECREASE */
129 SDT_PROBE_DEFINE5(sctp, cwnd, net, pd,
130 "uint32_t", /* The Vtag for this end */
132 * The port number of the local side << 16 | port number
133 * of remote in network byte order.
135 "uintptr_t", /* The pointer to the struct sctp_nets * changing */
136 "int", /* The old value of the cwnd */
137 "int"); /* The new value of the cwnd */
139 /********************************************************/
140 /* Rwnd probe - tracks changes in the receiver window for an assoc */
141 /********************************************************/
142 SDT_PROBE_DEFINE4(sctp, rwnd, assoc, val,
143 "uint32_t", /* The Vtag for this end */
145 * The port number of the local side << 16 | port number
146 * of remote in network byte order.
148 "int", /* The up/down amount */
149 "int"); /* The new value of the cwnd */
151 /********************************************************/
152 /* flight probe - tracks changes in the flight size on a net or assoc */
153 /********************************************************/
154 SDT_PROBE_DEFINE5(sctp, flightsize, net, val,
155 "uint32_t", /* The Vtag for this end */
157 * The port number of the local side << 16 | port number
158 * of remote in network byte order.
160 "uintptr_t", /* The pointer to the struct sctp_nets * changing */
161 "int", /* The up/down amount */
162 "int"); /* The new value of the cwnd */
164 /********************************************************/
165 /* The total flight version */
166 /********************************************************/
167 SDT_PROBE_DEFINE4(sctp, flightsize, assoc, val,
168 "uint32_t", /* The Vtag for this end */
170 * The port number of the local side << 16 | port number
171 * of remote in network byte order.
173 "int", /* The up/down amount */
174 "int"); /* The new value of the cwnd */