113 lines
3.9 KiB
C
113 lines
3.9 KiB
C
/* capture.h
|
|
* Definitions for packet capture windows
|
|
*
|
|
* $Id: capture.h,v 1.38 2003/11/15 08:47:28 ulfl 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 __CAPTURE_H__
|
|
#define __CAPTURE_H__
|
|
|
|
#ifdef HAVE_LIBPCAP
|
|
|
|
/* Name we give to the child process when doing a "-S" capture. */
|
|
#define CHILD_NAME "ethereal-capture"
|
|
|
|
typedef struct {
|
|
gboolean has_snaplen; /* TRUE if maximum capture packet
|
|
length is specified */
|
|
int snaplen; /* Maximum captured packet length */
|
|
int promisc_mode; /* Capture in promiscuous mode */
|
|
int sync_mode; /* Fork a child to do the capture,
|
|
and sync between them */
|
|
gboolean has_autostop_count; /* TRUE if maximum packet count is
|
|
specified */
|
|
int autostop_count; /* Maximum packet count */
|
|
gboolean has_autostop_duration; /* TRUE if maximum capture duration
|
|
is specified */
|
|
gint32 autostop_duration; /* Maximum capture duration */
|
|
gboolean has_autostop_filesize; /* TRUE if maximum capture file size
|
|
is specified */
|
|
gint32 autostop_filesize; /* Maximum capture file size */
|
|
gboolean ringbuffer_on; /* TRUE if ring buffer in use */
|
|
guint32 ringbuffer_num_files; /* Number of ring buffer files */
|
|
gboolean has_ring_duration; /* TRUE if ring duration specified */
|
|
gint32 ringbuffer_duration; /* Switch file after n seconds */
|
|
int linktype; /* Data link type to use, or -1 for
|
|
"use default" */
|
|
} capture_options;
|
|
|
|
extern capture_options capture_opts;
|
|
|
|
extern int quit_after_cap; /* Makes a "capture only mode". Implies -k */
|
|
extern gboolean capture_child; /* if this is the child for "-S" */
|
|
|
|
/* Open a specified file, or create a temporary file, and start a capture
|
|
to the file in question. Returns TRUE if the capture starts
|
|
successfully, FALSE otherwise. */
|
|
gboolean do_capture(const char *save_file);
|
|
|
|
/* Do the low-level work of a capture. */
|
|
int capture(gboolean *stats_known, struct pcap_stat *stats);
|
|
|
|
/* Stop a capture from a menu item. */
|
|
void capture_stop(void);
|
|
|
|
/* Terminate the capture child cleanly when exiting. */
|
|
void kill_capture_child(void);
|
|
|
|
|
|
/* XXX: improve this macro (put something like this into epan/packet.h?) */
|
|
#define CAPTURE_PACKET_COUNTS sizeof(packet_counts) / sizeof (gint)
|
|
|
|
typedef struct {
|
|
/* handles */
|
|
gpointer callback_data; /* capture callback handle */
|
|
gpointer ui; /* user interfaces own handle */
|
|
|
|
/* capture info */
|
|
packet_counts *counts; /* protocol specific counters */
|
|
time_t running_time; /* running time since last update */
|
|
gint new_packets; /* packets since last update */
|
|
} capture_info;
|
|
|
|
|
|
/* create the capture info dialog */
|
|
extern void capture_info_create(
|
|
capture_info *cinfo);
|
|
|
|
/* Update the capture info counters in the dialog */
|
|
extern void capture_info_update(
|
|
capture_info *cinfo);
|
|
|
|
/* destroy the capture info dialog again */
|
|
extern void capture_info_destroy(
|
|
capture_info *cinfo);
|
|
|
|
/* ui calls this, when user wants to stop capturing */
|
|
extern void capture_ui_stop_callback(
|
|
gpointer callback_data);
|
|
|
|
|
|
#endif /* HAVE_LIBPCAP */
|
|
|
|
#define EMPTY_FILTER ""
|
|
#endif /* capture.h */
|