2 * Definitions for file structures and routines
4 * $Id: file.h,v 1.39 1999/08/22 00:47:43 guy Exp $
6 * Ethereal - Network traffic analyzer
7 * By Gerald Combs <gerald@zing.org>
8 * Copyright 1998 Gerald Combs
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License
13 * as published by the Free Software Foundation; either version 2
14 * of the License, or (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
29 #ifdef HAVE_SYS_TYPES_H
30 #include <sys/types.h>
33 #ifdef HAVE_SYS_TIME_H
38 #include "wiretap/wtap.h"
52 typedef struct bpf_program bpf_prog;
54 typedef struct _capture_file {
55 FILE *fh; /* Capture file */
56 gchar *filename; /* filename */
57 long f_len; /* File length */
58 guint16 cd_t; /* Capture data type */
59 const gchar *cd_t_desc; /* Description of that data type */
60 guint32 vers; /* Version. For tcpdump minor is appended to major */
61 guint32 count; /* Packet count */
62 gfloat unfiltered_count; /* used for dfilter progress bar */
63 guint32 drops; /* Dropped packets */
64 guint32 esec; /* Elapsed seconds */
65 guint32 eusec; /* Elapsed microseconds */
66 guint32 snap; /* Captured packet length */
67 gchar *iface; /* Interface */
68 gchar *save_file; /* File that user saved capture to */
69 int save_file_fd; /* File descriptor for saved file */
70 gint user_saved;/* Was capture file saved by user yet? */
71 wtap *wth; /* Wiretap session */
72 dfilter *rfcode; /* Compiled read filter program */
73 gchar *dfilter; /* Display filter string */
74 dfilter *dfcode; /* Compiled display filter program */
76 gchar *cfilter; /* Capture filter string */
77 bpf_prog fcode; /* Compiled capture filter program */
79 guint8 pd[WTAP_MAX_PACKET_SIZE]; /* Packet data */
80 frame_data *plist; /* Packet list */
81 frame_data *plist_end; /* Last packet in list */
82 column_info cinfo; /* Column formatting information */
83 int selected_packet; /* Index in packet list of currently selected packet, if any */
84 int selected_row; /* Row in packet display of currently selected packet, if any */
85 frame_data *fd; /* Frame data for currently selected packet */
86 proto_tree *protocol_tree; /* Protocol tree for currently selected packet */
87 FILE *print_fh; /* File we're printing to */
90 int open_cap_file(char *, capture_file *);
91 void close_cap_file(capture_file *, void *, guint);
92 int read_cap_file(capture_file *);
93 int tail_cap_file(char *, capture_file *);
94 /* size_t read_frame_header(capture_file *); */
96 int print_packets(capture_file *cf, int to_file, const char *dest);
97 void filter_packets(capture_file *);
98 void change_time_formats(capture_file *);
99 void select_packet(capture_file *, int);
100 void unselect_packet(capture_file *);
102 /* Moves or copies a file. Returns 0 on failure, 1 on success */
103 int file_mv(char *from, char *to);
105 /* Copies a file. Returns 0 on failure, 1 on success */
106 int file_cp(char *from, char *to);
108 char *file_open_error_message(int, int);
109 char *file_read_error_message(int);
110 char *file_write_error_message(int);