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/* file.h
* Definitions for file structures and routines
*
* $Id: file.h,v 1.24 1999/08/02 02:04:25 guy Exp $
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@zing.org>
* 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 __FILE_H__
#define __FILE_H__
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifndef __WTAP_H__
#include <wtap.h>
#endif
#ifdef HAVE_LIBPCAP
#ifndef lib_pcap_h
#include <pcap.h>
#endif
#endif
typedef struct bpf_program bpf_prog;
typedef struct _capture_file {
FILE *fh; /* Capture file */
gchar *filename; /* filename */
long f_len; /* File length */
guint16 cd_t; /* Capture data type */
const gchar *cd_t_desc;/* Description of that data type */
guint32 vers; /* Version. For tcpdump minor is appended to major */
guint32 count; /* Packet count */
guint32 drops; /* Dropped packets */
guint32 esec; /* Elapsed seconds */
guint32 eusec; /* Elapsed microseconds */
guint32 snap; /* Captured packet length */
gchar *iface; /* Interface */
gchar *save_file; /* File that user saved capture to */
gint user_saved;/* Was capture file saved by user yet? */
wtap *wth; /* Wiretap session */
gchar *dfilter; /* Display filter string */
GNode *dfcode; /* Compiled display filter program */
#ifdef HAVE_LIBPCAP
gchar *cfilter; /* Capture filter string */
bpf_prog fcode; /* Compiled capture filter program */
#endif
/* XXX - I'm cheating for now. I'll hardcode 65536 here until I re-arrange
* more header files so that ethereal.h is split up into two files, a
* generic header and a gtk+-speficic header (or the gtk+ definitions are
* moved to different header files) --gilbert
*/
/*guint8 pd[MAX_PACKET_SIZE];*/ /* Packet data */
guint8 pd[65536]; /* Packet data */
GList *plist; /* Packet list */
column_info cinfo; /* Column formatting information */
int selected_packet; /* Index in packet list of currently selected packet, if any */
int selected_row; /* Row in packet display of currently selected packet, if any */
frame_data *fd; /* Frame data for currently selected packet */
proto_tree *protocol_tree; /* Protocol tree for currently selected packet */
FILE *print_fh; /* File we're printing to */
} capture_file;
/*
* "open_cap_file()" can return:
*
* 0 on success;
*
* a positive "errno" value on an open failure;
*
* a negative number, indicating the type of error, on other failures.
*/
#define OPEN_CAP_FILE_NOT_REGULAR -1 /* not a plain file */
#define OPEN_CAP_FILE_UNKNOWN_FORMAT -2 /* not a capture file in a known format */
int open_cap_file(char *, capture_file *);
void close_cap_file(capture_file *, void *, guint);
int load_cap_file(char *, capture_file *);
int tail_cap_file(char *, capture_file *);
/* size_t read_frame_header(capture_file *); */
int print_packets(capture_file *cf, int to_file, const char *dest);
void filter_packets(capture_file *);
void change_time_formats(capture_file *);
void select_packet(capture_file *, int);
void unselect_packet(capture_file *);
/* Moves or copies a file. Returns 0 on failure, 1 on success */
int file_mv(char *from, char *to);
/* Copies a file. Returns 0 on failure, 1 on success */
int file_cp(char *from, char *to);
char *file_open_error_message(int, int);
char *file_read_error_message(int);
char *file_write_error_message(int);
#endif /* file.h */
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