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1 | /* This file is part of the Linux Trace Toolkit viewer |
2 | * Copyright (C) 2009 Benjamin Poirier <benjamin.poirier@polymtl.ca> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License Version 2 as | |
6 | * published by the Free Software Foundation; | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * along with this program; if not, write to the Free Software | |
15 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, | |
16 | * MA 02111-1307, USA. | |
17 | */ | |
18 | ||
19 | #ifndef DATA_STRUCTURES_TCP_H | |
20 | #define DATA_STRUCTURES_TCP_H | |
21 | ||
22 | #include <glib.h> | |
23 | #include <stdbool.h> | |
24 | #include <stdint.h> | |
25 | ||
26 | #include <ltt/ltt.h> | |
27 | ||
28 | typedef struct | |
29 | { | |
30 | uint32_t saddr, daddr; | |
31 | uint16_t source, dest; | |
32 | } ConnectionKey; | |
33 | ||
34 | typedef struct | |
35 | { | |
36 | ConnectionKey connectionKey; | |
37 | uint8_t ihl; | |
38 | uint16_t tot_len; | |
39 | uint32_t seq, ack_seq; | |
40 | uint8_t doff; | |
41 | uint8_t ack, rst, syn, fin; | |
42 | } PacketKey; | |
43 | ||
44 | typedef struct | |
45 | { | |
46 | // lttng metainformation | |
47 | unsigned long traceNum; | |
48 | LttCycleCount tsc; | |
49 | ||
50 | // kernel metainformation | |
51 | void* skb; | |
52 | ||
53 | // packet header fields | |
54 | PacketKey* packetKey; | |
55 | } NetEvent; | |
56 | ||
57 | typedef struct | |
58 | { | |
59 | NetEvent* inE, * outE; | |
60 | GQueue* acks; | |
61 | } Packet; | |
62 | ||
63 | typedef struct | |
64 | { | |
65 | double drift, offset; | |
66 | } Factors; | |
67 | ||
68 | typedef enum | |
69 | { | |
70 | OUT, | |
71 | IN | |
72 | } EventType; | |
73 | ||
74 | ||
75 | void convertIP(char* const str, const uint32_t addr); | |
76 | void printPacket(const Packet* const packet); | |
77 | ||
78 | // ConnectionKey-related functions | |
79 | bool connectionKeyEqual(const ConnectionKey* const a, const ConnectionKey* | |
80 | const b); | |
81 | ||
82 | // NetEvent-related functions | |
83 | void destroyNetEvent(NetEvent* const event); | |
84 | ||
85 | // Packet-related functions | |
86 | bool isAcking(const Packet* const ackPacket, const Packet* const ackedPacket); | |
87 | void destroyPacket(Packet* const packet); | |
88 | ||
89 | // ConnectionKey-related Glib functions | |
90 | guint ghfConnectionKeyHash(gconstpointer key); | |
91 | gboolean gefConnectionKeyEqual(gconstpointer a, gconstpointer b); | |
92 | void gdnConnectionKeyDestroy(gpointer data); | |
93 | ||
94 | // PacketKey-related Glib functions | |
95 | guint ghfPacketKeyHash(gconstpointer key); | |
96 | gboolean gefPacketKeyEqual(gconstpointer a, gconstpointer b); | |
97 | ||
98 | // NetEvent-related Glib functions | |
99 | void gdnDestroyNetEvent(gpointer data); | |
100 | ||
101 | // Packet-related Glib functions | |
102 | void gdnPacketListDestroy(gpointer data); | |
103 | void gfPacketDestroy(gpointer data, gpointer user_data); | |
104 | gint gcfPacketAckCompare(gconstpointer a, gconstpointer b); | |
105 | ||
106 | #endif |