2 * Definitions for frame_data structures and routines
6 * Wireshark - Network traffic analyzer
7 * By Gerald Combs <gerald@wireshark.org>
8 * Copyright 1998 Gerald Combs
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version 2
13 * of the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 #ifndef __FRAME_DATA_H__
26 #define __FRAME_DATA_H__
28 #include "column_info.h"
30 #include <epan/nstime.h>
33 /* XXX - some of this stuff is used only while a packet is being dissected;
34 should we keep that stuff in the "packet_info" structure, instead, to
36 /* The frame number is the ordinal number of the frame in the capture, so
37 it's 1-origin. In various contexts, 0 as a frame number means "frame
39 typedef struct _frame_data {
40 struct _frame_data *next; /* Next element in list */
41 struct _frame_data *prev; /* Previous element in list */
42 GSList *pfd; /* Per frame proto data */
43 guint32 num; /* Frame number */
44 guint32 pkt_len; /* Packet length */
45 guint32 cap_len; /* Amount actually captured */
46 guint32 cum_bytes; /* Cumulative bytes into the capture */
47 nstime_t abs_ts; /* Absolute timestamp */
48 nstime_t rel_ts; /* Relative timestamp (yes, it can be negative) */
49 nstime_t del_ts; /* Delta timestamp (yes, it can be negative) */
50 gint64 file_off; /* File offset */
51 int lnk_t; /* Per-packet encapsulation/data-link type */
53 unsigned int passed_dfilter : 1; /* 1 = display, 0 = no display */
54 unsigned int encoding : 2; /* Character encoding (ASCII, EBCDIC...) */
55 unsigned int visited : 1; /* Has this packet been visited yet? 1=Yes,0=No*/
56 unsigned int marked : 1; /* 1 = marked by user, 0 = normal */
57 unsigned int ref_time : 1; /* 1 = marked as a reference time frame, 0 = normal */
59 void *color_filter; /* Per-packet matching color_filter_t object */
64 * Has a tvbuff and a name.
71 /* Utility routines used by packet*.c */
73 extern void p_add_proto_data(frame_data *fd, int proto, void *proto_data);
74 extern void *p_get_proto_data(frame_data *fd, int proto);
75 extern void p_remove_proto_data(frame_data *fd, int proto);
77 #endif /* __FRAME_DATA__ */