Revert "TODO decrypt_krb5_data => proto_tree_add_expert_format cryptotvb TODO: decryp...
[metze/wireshark/wip.git] / ui / tap-iax2-analysis.h
1 /* tap-iax2-analysis.h
2  * IAX2 analysis addition for Wireshark
3  *
4  * based on rtp_analysis.c
5  * Copyright 2003, Alcatel Business Systems
6  * By Lars Ruoff <lars.ruoff@gmx.net>
7  *
8  * based on tap_rtp.c
9  * Copyright 2003, Iskratel, Ltd, Kranj
10  * By Miha Jemec <m.jemec@iskratel.si>
11  *
12  * Wireshark - Network traffic analyzer
13  * By Gerald Combs <gerald@wireshark.org>
14  * Copyright 1998 Gerald Combs
15  *
16  * SPDX-License-Identifier: GPL-2.0-or-later
17  */
18
19 #ifndef __TAP_IAX2_ANALYSIS_H__
20 #define __TAP_IAX2_ANALYSIS_H__
21
22 #include <epan/address.h>
23 #include <epan/packet_info.h>
24
25 /** @file
26  *  ???
27  *  @todo what's this?
28  */
29
30 #ifdef __cplusplus
31 extern "C" {
32 #endif /* __cplusplus */
33
34 /****************************************************************************/
35 /* structure that holds the information about the forward and reversed direction */
36 typedef struct _iax2_bw_history_item {
37     double time;
38     guint32 bytes;
39 } iax2_bw_history_item;
40
41 #define BUFF_BW 300
42
43 typedef struct _tap_iax2_stat_t {
44     gboolean first_packet;     /* do not use in code that is called after iax2_packet_analyse */
45     /* use (flags & STAT_FLAG_FIRST) instead */
46     /* all of the following fields will be initialized after
47        iax2_packet_analyse has been called */
48     guint32 flags;             /* see STAT_FLAG-defines below */
49     guint16 seq_num;
50     guint32 timestamp;
51     guint32 delta_timestamp;
52     double bandwidth;
53     iax2_bw_history_item bw_history[BUFF_BW];
54     guint16 bw_start_index;
55     guint16 bw_index;
56     guint32 total_bytes;
57     double delta;
58     double jitter;
59     double diff;
60     double time;
61     double start_time;
62     double max_delta;
63     double max_jitter;
64     double mean_jitter;
65     guint32 max_nr;
66     guint16 start_seq_nr;
67     guint16 stop_seq_nr;
68     guint32 total_nr;
69     guint32 sequence;
70     gboolean under; /* Unused? */
71     gint cycles; /* Unused? */
72     guint16 pt;
73     int reg_pt;
74 } tap_iax2_stat_t;
75
76 #define PT_UNDEFINED -1
77
78 /* status flags for the flags parameter in tap_iax2_stat_t */
79 #define STAT_FLAG_FIRST                         0x001
80 #define STAT_FLAG_MARKER                        0x002
81 #define STAT_FLAG_WRONG_SEQ                     0x004
82 #define STAT_FLAG_PT_CHANGE                     0x008
83 #define STAT_FLAG_PT_CN                         0x010
84 #define STAT_FLAG_FOLLOW_PT_CN          0x020
85 #define STAT_FLAG_REG_PT_CHANGE         0x040
86 #define STAT_FLAG_WRONG_TIMESTAMP       0x080
87
88 /* function for analysing an IAX2 packet. Called from iax2_analysis. */
89 extern void iax2_packet_analyse(tap_iax2_stat_t *statinfo,
90         packet_info *pinfo,
91         const struct _iax2_info_t *iax2info);
92
93 #ifdef __cplusplus
94 }
95 #endif /* __cplusplus */
96
97 #endif /* __TAP_IAX2_ANALYSIS_H__ */
98
99 /*
100  * Editor modelines  -  http://www.wireshark.org/tools/modelines.html
101  *
102  * Local variables:
103  * c-basic-offset: 4
104  * tab-width: 8
105  * indent-tabs-mode: nil
106  * End:
107  *
108  * vi: set shiftwidth=4 tabstop=8 expandtab:
109  * :indentSize=4:tabSize=8:noTabs=true:
110  */