sctp_dtrace_define.h revision 215817 
1/*-
2 * Copyright (c) 2010, by Randall Stewart & Michael Tuexen,
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * a) Redistributions of source code must retain the above copyright notice,
9 *   this list of conditions and the following disclaimer.
10 *
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.
14 *
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.
18 *
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,
21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
29 * THE POSSIBILITY OF SUCH DAMAGE.
30 */
31#include <sys/cdefs.h>
32__FBSDID("$FreeBSD: head/sys/netinet/sctp_dtrace_define.h 215817 2010-11-25 13:39:55Z rrs $");
33#ifndef __sctp_dtrace_define_h__
34#include "opt_kdtrace.h"
35#include <sys/kernel.h>
36#include <sys/sdt.h>
37
38SDT_PROVIDER_DEFINE(sctp);
39
40/********************************************************/
41/* Cwnd probe - tracks changes in the congestion window on a netp */
42/********************************************************/
43/* Initial */
44SDT_PROBE_DEFINE(sctp, cwnd, net, init, init);
45/* The Vtag for this end */
46SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 0, "uint32_t");
47/* The port number of the local side << 16 | port number of remote
48 * in network byte order.
49 */
50SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 1, "uint32_t");
51/* The pointer to the struct sctp_nets * changing */
52SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 2, "uintptr_t");
53/* The old value of the cwnd  */
54SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 3, "int");
55/* The new value of the cwnd */
56SDT_PROBE_ARGTYPE(sctp, cwnd, net, init, 4, "int");
57
58
59/* ACK-INCREASE */
60SDT_PROBE_DEFINE(sctp, cwnd, net, ack, ack);
61/* The Vtag for this end */
62SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 0, "uint32_t");
63/* The port number of the local side << 16 | port number of remote
64 * in network byte order.
65 */
66SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 1, "uint32_t");
67/* The pointer to the struct sctp_nets * changing */
68SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 2, "uintptr_t");
69/* The old value of the cwnd  */
70SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 3, "int");
71/* The new value of the cwnd */
72SDT_PROBE_ARGTYPE(sctp, cwnd, net, ack, 4, "int");
73
74/* FastRetransmit-DECREASE */
75SDT_PROBE_DEFINE(sctp, cwnd, net, fr, fr);
76/* The Vtag for this end */
77SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 0, "uint32_t");
78/* The port number of the local side << 16 | port number of remote
79 * in network byte order.
80 */
81SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 1, "uint32_t");
82/* The pointer to the struct sctp_nets * changing */
83SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 2, "uintptr_t");
84/* The old value of the cwnd  */
85SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 3, "int");
86/* The new value of the cwnd */
87SDT_PROBE_ARGTYPE(sctp, cwnd, net, fr, 4, "int");
88
89
90/* TimeOut-DECREASE */
91SDT_PROBE_DEFINE(sctp, cwnd, net, to, to);
92/* The Vtag for this end */
93SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 0, "uint32_t");
94/* The port number of the local side << 16 | port number of remote
95 * in network byte order.
96 */
97SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 1, "uint32_t");
98/* The pointer to the struct sctp_nets * changing */
99SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 2, "uintptr_t");
100/* The old value of the cwnd  */
101SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 3, "int");
102/* The new value of the cwnd */
103SDT_PROBE_ARGTYPE(sctp, cwnd, net, to, 4, "int");
104
105
106/* BurstLimit-DECREASE */
107SDT_PROBE_DEFINE(sctp, cwnd, net, bl, bl);
108/* The Vtag for this end */
109SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 0, "uint32_t");
110/* The port number of the local side << 16 | port number of remote
111 * in network byte order.
112 */
113SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 1, "uint32_t");
114/* The pointer to the struct sctp_nets * changing */
115SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 2, "uintptr_t");
116/* The old value of the cwnd  */
117SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 3, "int");
118/* The new value of the cwnd */
119SDT_PROBE_ARGTYPE(sctp, cwnd, net, bl, 4, "int");
120
121
122/* ECN-DECREASE */
123SDT_PROBE_DEFINE(sctp, cwnd, net, ecn, ecn);
124/* The Vtag for this end */
125SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 0, "uint32_t");
126/* The port number of the local side << 16 | port number of remote
127 * in network byte order.
128 */
129SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 1, "uint32_t");
130/* The pointer to the struct sctp_nets * changing */
131SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 2, "uintptr_t");
132/* The old value of the cwnd  */
133SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 3, "int");
134/* The new value of the cwnd */
135SDT_PROBE_ARGTYPE(sctp, cwnd, net, ecn, 4, "int");
136
137
138/* PacketDrop-DECREASE */
139SDT_PROBE_DEFINE(sctp, cwnd, net, pd, pd);
140/* The Vtag for this end */
141SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 0, "uint32_t");
142/* The port number of the local side << 16 | port number of remote
143 * in network byte order.
144 */
145SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 1, "uint32_t");
146/* The pointer to the struct sctp_nets * changing */
147SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 2, "uintptr_t");
148/* The old value of the cwnd  */
149SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 3, "int");
150/* The new value of the cwnd */
151SDT_PROBE_ARGTYPE(sctp, cwnd, net, pd, 4, "int");
152
153
154
155/********************************************************/
156/* Rwnd probe - tracks changes in the receiver window for an assoc */
157/********************************************************/
158SDT_PROBE_DEFINE(sctp, rwnd, assoc, val, val);
159/* The Vtag for this end */
160SDT_PROBE_ARGTYPE(sctp, rwnd, assoc, val, 0, "uint32_t");
161/* The port number of the local side << 16 | port number of remote
162 * in network byte order.
163 */
164SDT_PROBE_ARGTYPE(sctp, rwnd, assoc, val, 1, "uint32_t");
165/* The up/down amount */
166SDT_PROBE_ARGTYPE(sctp, rwnd, assoc, val, 2, "int");
167/* The new value of the cwnd */
168SDT_PROBE_ARGTYPE(sctp, rwnd, assoc, val, 3, "int");
169
170/********************************************************/
171/* flight probe - tracks changes in the flight size on a net or assoc */
172/********************************************************/
173SDT_PROBE_DEFINE(sctp, flightsize, net, val, val);
174/* The Vtag for this end */
175SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 0, "uint32_t");
176/* The port number of the local side << 16 | port number of remote
177 * in network byte order.
178 */
179SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 1, "uint32_t");
180/* The pointer to the struct sctp_nets * changing */
181SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 2, "uintptr_t");
182/* The up/down amount */
183SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 3, "int");
184/* The new value of the cwnd */
185SDT_PROBE_ARGTYPE(sctp, flightsize, net, val, 4, "int");
186/********************************************************/
187/* The total flight version */
188/********************************************************/
189SDT_PROBE_DEFINE(sctp, flightsize, assoc, val, val);
190/* The Vtag for this end */
191SDT_PROBE_ARGTYPE(sctp, flightsize, assoc, val, 0, "uint32_t");
192/* The port number of the local side << 16 | port number of remote
193 * in network byte order.
194 */
195SDT_PROBE_ARGTYPE(sctp, flightsize, assoc, val, 1, "uint32_t");
196/* The up/down amount */
197SDT_PROBE_ARGTYPE(sctp, flightsize, assoc, val, 2, "int");
198/* The new value of the cwnd */
199SDT_PROBE_ARGTYPE(sctp, flightsize, assoc, val, 3, "int");
200
201#endif
202