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10341d26 | 1 | /* This file is part of the Linux Trace Toolkit viewer |
277e5b53 | 2 | * Copyright (C) 2009, 2010 Benjamin Poirier <benjamin.poirier@polymtl.ca> |
10341d26 | 3 | * |
277e5b53 BP |
4 | * This program is free software: you can redistribute it and/or modify it |
5 | * under the terms of the GNU Lesser General Public License as published by | |
6 | * the Free Software Foundation, either version 2.1 of the License, or (at | |
7 | * your option) any later version. | |
10341d26 | 8 | * |
277e5b53 BP |
9 | * This program is distributed in the hope that it will be useful, but WITHOUT |
10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public | |
12 | * License for more details. | |
10341d26 | 13 | * |
277e5b53 BP |
14 | * You should have received a copy of the GNU Lesser General Public License |
15 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
10341d26 BP |
16 | */ |
17 | ||
18 | #ifndef DATA_STRUCTURES_H | |
19 | #define DATA_STRUCTURES_H | |
20 | ||
21 | #include <glib.h> | |
22 | #include <stdbool.h> | |
23 | #include <stdint.h> | |
24 | ||
f10c27a8 BP |
25 | |
26 | enum Direction | |
27 | { | |
28 | OUT, | |
29 | IN, | |
30 | }; | |
31 | ||
32 | enum EventType | |
33 | { | |
34 | TCP, | |
35 | UDP, | |
2bd4b3e4 | 36 | TYPE_COUNT // This must be the last field |
f10c27a8 BP |
37 | }; |
38 | ||
10341d26 BP |
39 | // Stage 1 to 2: These structures are passed from processing to matching modules |
40 | // TCP events | |
41 | typedef struct | |
42 | { | |
43 | uint32_t saddr, daddr; | |
44 | uint16_t source, dest; | |
45 | } ConnectionKey; | |
46 | ||
47 | typedef struct | |
48 | { | |
49 | ConnectionKey connectionKey; | |
50 | uint8_t ihl; | |
51 | uint16_t tot_len; | |
52 | uint32_t seq, ack_seq; | |
53 | uint8_t doff; | |
54 | uint8_t ack, rst, syn, fin; | |
55 | } SegmentKey; | |
56 | ||
10341d26 BP |
57 | typedef struct |
58 | { | |
59 | enum Direction direction; | |
60 | SegmentKey* segmentKey; | |
61 | } TCPEvent; | |
62 | ||
63 | // UDP events | |
64 | typedef struct | |
65 | { | |
66 | uint32_t saddr, daddr; | |
f6691532 BP |
67 | uint16_t source, dest; |
68 | uint16_t ulen; | |
10341d26 BP |
69 | uint8_t dataKey[8]; |
70 | } DatagramKey; | |
71 | ||
72 | typedef struct | |
73 | { | |
74 | enum Direction direction; | |
75 | DatagramKey* datagramKey; | |
76 | bool unicast; | |
77 | } UDPEvent; | |
78 | ||
76be6fc2 BP |
79 | typedef struct |
80 | { | |
81 | uint32_t seconds; | |
82 | uint32_t nanosec; | |
83 | } WallTime; | |
84 | ||
10341d26 BP |
85 | typedef struct _Event |
86 | { | |
87 | unsigned long traceNum; | |
467066ee BP |
88 | // wallTime is corrected according to factors in trace struct, cpuTime |
89 | // is not | |
76be6fc2 BP |
90 | uint64_t cpuTime; |
91 | WallTime wallTime; | |
10341d26 BP |
92 | |
93 | // specific event structures and functions could be in separate files and | |
94 | // type could be an int | |
f6691532 | 95 | enum EventType type; |
10341d26 BP |
96 | // event could be a void*, this union is to avoid having to cast |
97 | union { | |
98 | TCPEvent* tcpEvent; | |
99 | UDPEvent* udpEvent; | |
100 | } event; | |
101 | ||
d4721e1a | 102 | void (*copy)(const struct _Event* const event, struct _Event** const newEvent); |
10341d26 BP |
103 | void (*destroy)(struct _Event* const event); |
104 | } Event; | |
105 | ||
106 | // Stage 2 to 3: These structures are passed from matching to analysis modules | |
107 | typedef struct _Message | |
108 | { | |
109 | Event* inE, * outE; | |
110 | ||
111 | void (*print)(const struct _Message* const message); | |
112 | } Message; | |
113 | ||
114 | typedef struct | |
115 | { | |
116 | Message* message; | |
ffa21cfd | 117 | // Event* acks[] |
10341d26 BP |
118 | GQueue* acks; |
119 | } Exchange; | |
120 | ||
121 | typedef struct | |
122 | { | |
ffa21cfd | 123 | // Event* events[] |
10341d26 BP |
124 | GQueue* events; |
125 | } Broadcast; | |
126 | ||
127 | // One set of factors for each trace, this is the result of synchronization | |
128 | typedef struct | |
129 | { | |
130 | double drift, offset; | |
131 | } Factors; | |
132 | ||
133 | ||
134 | // ConnectionKey-related functions | |
135 | guint ghfConnectionKeyHash(gconstpointer key); | |
136 | ||
137 | gboolean gefConnectionKeyEqual(gconstpointer a, gconstpointer b); | |
138 | bool connectionKeyEqual(const ConnectionKey* const a, const ConnectionKey* | |
139 | const b); | |
140 | ||
141 | void gdnConnectionKeyDestroy(gpointer data); | |
142 | ||
143 | // SegmentKey-related functions | |
144 | guint ghfSegmentKeyHash(gconstpointer key); | |
145 | gboolean gefSegmentKeyEqual(gconstpointer a, gconstpointer b); | |
146 | ||
f10c27a8 BP |
147 | // DatagramKey-related functions |
148 | guint ghfDatagramKeyHash(gconstpointer key); | |
149 | gboolean gefDatagramKeyEqual(gconstpointer a, gconstpointer b); | |
150 | void gdnDestroyDatagramKey(gpointer data); | |
151 | ||
10341d26 BP |
152 | // Event-related functions |
153 | void gdnDestroyEvent(gpointer data); | |
d4721e1a BP |
154 | void copyEvent(const Event* const event, Event** const newEvent); |
155 | void copyTCPEvent(const Event* const event, Event** const newEvent); | |
156 | void copyUDPEvent(const Event* const event, Event** const newEvent); | |
10341d26 BP |
157 | void destroyEvent(Event* const event); |
158 | void destroyTCPEvent(Event* const event); | |
159 | void destroyUDPEvent(Event* const event); | |
f6691532 | 160 | void gfDestroyEvent(gpointer data, gpointer user_data); |
76be6fc2 | 161 | double wallTimeSub(const WallTime const* tA, const WallTime const* tB); |
66eaf2eb | 162 | void gfAddEventToArray(gpointer data, gpointer user_data); |
10341d26 BP |
163 | |
164 | // Message-related functions | |
165 | void printTCPSegment(const Message* const segment); | |
166 | void convertIP(char* const str, const uint32_t addr); | |
167 | ||
168 | gint gcfTCPSegmentAckCompare(gconstpointer a, gconstpointer b); | |
169 | bool isAcking(const Message* const ackSegment, const Message* const ackedSegment); | |
170 | ||
171 | void gdnTCPSegmentListDestroy(gpointer data); | |
172 | void gfTCPSegmentDestroy(gpointer data, gpointer user_data); | |
173 | void destroyTCPSegment(Message* const segment); | |
174 | ||
175 | // Exchange-related functions | |
176 | void destroyTCPExchange(Exchange* const exchange); | |
f6691532 BP |
177 | |
178 | // Broadcast-related functions | |
179 | void gdnDestroyBroadcast(gpointer data); | |
180 | void destroyBroadcast(Broadcast* const broadcast); | |
181 | ||
10341d26 | 182 | #endif |