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/* frame_data.h
* Definitions for frame_data structures and routines
*
* $Id: frame_data.h,v 1.7 2002/08/28 20:40:44 jmayer Exp $
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@ethereal.com>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __FRAME_DATA_H__
#define __FRAME_DATA_H__
#include "column_info.h"
#include "tvbuff.h"
/* XXX - some of this stuff is used only while a packet is being dissected;
should we keep that stuff in the "packet_info" structure, instead, to
save memory? */
typedef struct _frame_data {
struct _frame_data *next; /* Next element in list */
struct _frame_data *prev; /* Previous element in list */
GSList *pfd; /* Per frame proto data */
guint32 num; /* Frame number */
guint32 pkt_len; /* Packet length */
guint32 cap_len; /* Amount actually captured */
gint32 rel_secs; /* Relative seconds (yes, it can be negative) */
gint32 rel_usecs; /* Relative microseconds (yes, it can be negative) */
guint32 abs_secs; /* Absolute seconds */
guint32 abs_usecs; /* Absolute microseconds */
gint32 del_secs; /* Delta seconds (yes, it can be negative) */
gint32 del_usecs; /* Delta microseconds (yes, it can be negative) */
long file_off; /* File offset */
int lnk_t; /* Per-packet encapsulation/data-link type */
struct {
unsigned int passed_dfilter : 1; /* 1 = display, 0 = no display */
unsigned int encoding : 2; /* Character encoding (ASCII, EBCDIC...) */
unsigned int visited : 1; /* Has this packet been visited yet? 1=Yes,0=No*/
unsigned int marked : 1; /* 1 = marked by user, 0 = normal */
} flags;
} frame_data;
/*
* A data source.
* Has a tvbuff and a name.
*/
typedef struct {
tvbuff_t *tvb;
char *name;
} data_source;
/* Utility routines used by packet*.c */
extern void p_add_proto_data(frame_data *, int, void *);
extern void *p_get_proto_data(frame_data *, int);
/* An init routine to be called by epan_init */
extern void frame_data_init(void);
/* A cleanup routine to be called by epan_cleanup */
extern void frame_data_cleanup(void);
#endif /* __FRAME_DATA__ */
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