forked from osmocom/wireshark
148 lines
5.0 KiB
C
148 lines
5.0 KiB
C
/* file.h
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* Definitions for file structures and routines
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*
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* $Id: file.h,v 1.49 1999/10/11 06:39:03 guy Exp $
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@zing.org>
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* Copyright 1998 Gerald Combs
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*
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __FILE_H__
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#define __FILE_H__
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifndef __WTAP_H__
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#include "wiretap/wtap.h"
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#endif
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#ifdef HAVE_LIBPCAP
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#ifndef lib_pcap_h
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#include <pcap.h>
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#endif
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#endif
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#ifndef __DFILTER_H__
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#include "dfilter.h"
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#endif
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#ifndef __COLORS_H__
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#include "colors.h"
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#endif
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#include <errno.h>
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#ifdef HAVE_LIBZ
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#include "zlib.h"
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#define FILE_T gzFile
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#define file_open gzopen
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#define filed_open gzdopen
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#define file_seek gzseek
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#define file_read(buf, bsize, count, file) gzread((file),(buf),((count)*(bsize)))
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#define file_write(buf, bsize, count, file) gzwrite((file),(buf),((count)*(bsize)))
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#define file_close gzclose
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static inline int file_error(void *fh) {
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int errnum;
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gzerror(fh, &errnum);
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if (errnum<0) return errnum;
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return 0;
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}
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#else /* No zLib */
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#define FILE_T FILE *
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#define file_open fopen
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#define filed_open fdopen
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#define file_seek fseek
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#define file_read fread
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#define file_write fwrite
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#define file_close fclose
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#define file_error ferror
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#endif /* HAVE_LIBZ */
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typedef struct bpf_program bpf_prog;
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typedef struct _capture_file {
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FILE_T fh; /* Capture file */
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int filed; /* Filedes of capture file */
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gchar *filename; /* filename */
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long f_len; /* File length */
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guint16 cd_t; /* Capture data type */
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const gchar *cd_t_desc; /* Description of that data type */
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guint32 vers; /* Version. For tcpdump minor is appended to major */
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guint32 count; /* Packet count */
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gfloat unfiltered_count; /* used for dfilter progress bar */
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guint32 drops; /* Dropped packets */
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guint32 esec; /* Elapsed seconds */
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guint32 eusec; /* Elapsed microseconds */
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guint32 snap; /* Captured packet length */
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gboolean update_progbar; /* TRUE if we should update the progress bar */
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long progbar_quantum; /* Number of bytes read per progress bar update */
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long progbar_nextstep; /* Next point at which to update progress bar */
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gchar *iface; /* Interface */
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gchar *save_file; /* File that user saved capture to */
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int save_file_fd; /* File descriptor for saved file */
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gint user_saved;/* Was capture file saved by user yet? */
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wtap *wth; /* Wiretap session */
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dfilter *rfcode; /* Compiled read filter program */
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gchar *dfilter; /* Display filter string */
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colfilter *colors; /* Colors for colorizing packet window */
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dfilter *dfcode; /* Compiled display filter program */
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#ifdef HAVE_LIBPCAP
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gchar *cfilter; /* Capture filter string */
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bpf_prog fcode; /* Compiled capture filter program */
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#endif
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guint8 pd[WTAP_MAX_PACKET_SIZE]; /* Packet data */
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frame_data *plist; /* Packet list */
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frame_data *plist_end; /* Last packet in list */
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column_info cinfo; /* Column formatting information */
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int selected_packet; /* Index in packet list of currently selected packet, if any */
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int selected_row; /* Row in packet display of currently selected packet, if any */
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frame_data *fd; /* Frame data for currently selected packet */
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proto_tree *protocol_tree; /* Protocol tree for currently selected packet */
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FILE *print_fh; /* File we're printing to */
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} capture_file;
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int open_cap_file(char *, capture_file *);
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void close_cap_file(capture_file *, void *, guint);
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int read_cap_file(capture_file *);
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int tail_cap_file(char *, capture_file *);
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/* size_t read_frame_header(capture_file *); */
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void filter_packets(capture_file *cf, gchar *dfilter);
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void colorize_packets(capture_file *);
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int print_packets(capture_file *cf, print_args_t *print_args);
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void change_time_formats(capture_file *);
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void select_packet(capture_file *, int);
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void unselect_packet(capture_file *);
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/* Moves or copies a file. Returns 0 on failure, 1 on success */
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int file_mv(char *from, char *to);
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/* Copies a file. Returns 0 on failure, 1 on success */
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int file_cp(char *from, char *to);
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char *file_open_error_message(int, int);
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char *file_read_error_message(int);
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char *file_write_error_message(int);
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#endif /* file.h */
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