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capture_dlg.c
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/* capture_dlg.c
* Routines for packet capture windows
*
* $Id$
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.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.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_LIBPCAP
#include <string.h>
#include <gtk/gtk.h>
#include <stdio.h> /* menu.h needs FILE */
#include <gtk/menu.h>
#include <epan/packet.h>
#include "capture.h"
#include "globals.h"
#include <epan/addr_resolv.h>
#include "main.h"
#include "gui_utils.h"
#include "capture_dlg.h"
#include "capture_errs.h"
#include "filter_dlg.h"
#include "simple_dialog.h"
#include "dlg_utils.h"
#include "file_dlg.h"
#include "capture-pcap-util.h"
#include "capture_ui_utils.h"
#include <epan/prefs.h>
#include "ringbuffer.h"
#include <epan/filesystem.h>
#include "compat_macros.h"
#include "capture_file_dlg.h"
#include "help_dlg.h"
#include "gtkglobals.h"
#include "cfilter_combo_utils.h"
#ifdef _WIN32
#include "capture-wpcap.h"
#endif
#include "keys.h"
#ifdef HAVE_AIRPCAP
#include <airpcap.h>
#include "airpcap_loader.h"
#include "airpcap_gui_utils.h"
#include "airpcap_dlg.h"
#endif
/* Capture callback data keys */
#define E_CAP_IFACE_KEY "cap_iface"
#define E_CAP_IFACE_IP_KEY "cap_iface_ip"
#define E_CAP_SNAP_CB_KEY "cap_snap_cb"
#define E_CAP_LT_OM_KEY "cap_lt_om"
#define E_CAP_LT_OM_LABEL_KEY "cap_lt_om_label"
#ifdef _WIN32
#define E_CAP_BUFFER_SIZE_SB_KEY "cap_buffer_size_sb"
#endif
#define E_CAP_SNAP_SB_KEY "cap_snap_sb"
#define E_CAP_PROMISC_KEY "cap_promisc"
#define E_CAP_FILT_KEY "cap_filter_te"
#define E_CAP_FILE_TE_KEY "cap_file_te"
#define E_CAP_MULTI_FILES_ON_CB_KEY "cap_multi_files_on_cb"
#define E_CAP_RING_FILESIZE_CB_KEY "cap_ring_filesize_cb"
#define E_CAP_RING_FILESIZE_SB_KEY "cap_ring_filesize_sb"
#define E_CAP_RING_FILESIZE_OM_KEY "cap_ring_filesize_om"
#define E_CAP_FILE_DURATION_CB_KEY "cap_file_duration_cb"
#define E_CAP_FILE_DURATION_SB_KEY "cap_file_duration_sb"
#define E_CAP_FILE_DURATION_OM_KEY "cap_file_duration_om"
#define E_CAP_RING_NBF_CB_KEY "cap_ring_nbf_cb"
#define E_CAP_RING_NBF_SB_KEY "cap_ring_nbf_sb"
#define E_CAP_RING_NBF_LB_KEY "cap_ring_nbf_lb"
#define E_CAP_STOP_FILES_CB_KEY "cap_stop_files_cb"
#define E_CAP_STOP_FILES_SB_KEY "cap_stop_files_sb"
#define E_CAP_STOP_FILES_LB_KEY "cap_stop_files_lb"
#define E_CAP_SYNC_KEY "cap_sync"
#define E_CAP_AUTO_SCROLL_KEY "cap_auto_scroll"
#define E_CAP_HIDE_INFO_KEY "cap_hide_info"
#define E_CAP_STOP_PACKETS_CB_KEY "cap_stop_packets_cb"
#define E_CAP_STOP_PACKETS_SB_KEY "cap_stop_packets_sb"
#define E_CAP_STOP_PACKETS_LB_KEY "cap_stop_packets_lb"
#define E_CAP_STOP_FILESIZE_CB_KEY "cap_stop_filesize_cb"
#define E_CAP_STOP_FILESIZE_SB_KEY "cap_stop_filesize_sb"
#define E_CAP_STOP_FILESIZE_OM_KEY "cap_stop_filesize_om"
#define E_CAP_STOP_DURATION_CB_KEY "cap_stop_duration_cb"
#define E_CAP_STOP_DURATION_SB_KEY "cap_stop_duration_sb"
#define E_CAP_STOP_DURATION_OM_KEY "cap_stop_duration_om"
#define E_CAP_M_RESOLVE_KEY "cap_m_resolve"
#define E_CAP_N_RESOLVE_KEY "cap_n_resolve"
#define E_CAP_T_RESOLVE_KEY "cap_t_resolve"
#define E_CAP_OM_LT_VALUE_KEY "cap_om_lt_value"
/*
* Keep a static pointer to the current "Capture Options" window, if
* any, so that if somebody tries to do "Capture:Start" while there's
* already a "Capture Options" window up, we just pop up the existing
* one, rather than creating a new one.
*/
static GtkWidget *cap_open_w;
static GtkWidget * dl_hdr_menu=NULL;
static guint linktype_history=0;
static void
capture_prep_file_cb(GtkWidget *file_bt, GtkWidget *file_te);
static void
select_link_type_cb(GtkWidget *w, gpointer data);
static void
capture_prep_adjust_sensitivity(GtkWidget *tb, gpointer parent_w);
static void
capture_prep_destroy_cb(GtkWidget *win, gpointer user_data);
static void
capture_prep_interface_changed_cb(GtkWidget *entry, gpointer parent_w);
static void
capture_dlg_prep(gpointer parent_w);
/* stop the currently running capture */
void
capture_stop_cb(GtkWidget *w _U_, gpointer d _U_)
{
#ifdef HAVE_AIRPCAP
airpcap_set_toolbar_stop_capture(airpcap_if_active);
#endif
capture_stop(capture_opts);
}
/* restart (stop - delete old file - start) running capture */
void
capture_restart_cb(GtkWidget *w _U_, gpointer d _U_)
{
#ifdef HAVE_AIRPCAP
airpcap_set_toolbar_start_capture(airpcap_if_active);
#endif
capture_restart(capture_opts);
}
/* init the link type list */
/* (often this list has only one entry and will therefore be disabled) */
static void
set_link_type_list(GtkWidget *linktype_om, GtkWidget *entry)
{
gchar *entry_text;
gchar *if_text;
const gchar *if_name;
GList *if_list;
GList *if_entry;
if_info_t *if_info;
GList *lt_list;
int err;
GtkWidget *lt_menu, *lt_menu_item;
GList *lt_entry;
data_link_info_t *data_link_info;
gchar *linktype_menu_label;
guint num_supported_link_types;
GtkWidget *linktype_lb = OBJECT_GET_DATA(linktype_om, E_CAP_LT_OM_LABEL_KEY);
GtkWidget *if_ip_lb;
GString *ip_str = g_string_new("IP address: ");
int ips = 0;
GSList *curr_ip;
if_addr_t *ip_addr;
#ifdef HAVE_AIRPCAP
GtkWidget *advanced_bt;
#endif
/* Deallocate the existing menu for Datalink header type */
if (dl_hdr_menu != NULL)
gtk_widget_destroy(dl_hdr_menu);
lt_menu = gtk_menu_new();
dl_hdr_menu= lt_menu;
entry_text = g_strdup(gtk_entry_get_text(GTK_ENTRY(entry)));
if_text = g_strstrip(entry_text);
if_name = get_if_name(if_text);
#ifdef HAVE_AIRPCAP
/* is it an airpcap interface??? */
/* retrieve the advanced button pointer */
advanced_bt = OBJECT_GET_DATA(entry,AIRPCAP_OPTIONS_ADVANCED_KEY);
airpcap_if_selected = get_airpcap_if_by_name(airpcap_if_list,if_name);
airpcap_enable_toolbar_widgets(airpcap_tb,FALSE);
if( airpcap_if_selected != NULL)
{
gtk_widget_set_sensitive(advanced_bt,TRUE);
}
else
{
gtk_widget_set_sensitive(advanced_bt,FALSE);
}
#endif
/*
* If the interface name is in the list of known interfaces, get
* its list of link-layer types and set the option menu to display it.
*
* If it's not, don't bother - the user might be in the middle of
* editing the list, or it might be a remote device in which case
* getting the list could take an arbitrarily-long period of time.
* The list currently won't contain any remote devices (as
* "pcap_findalldevs()" doesn't know about remote devices, and neither
* does the code we use if "pcap_findalldevs()" isn't available), but
* should contain all the local devices on which you can capture.
*/
lt_list = NULL;
if (*if_name != '\0') {
/*
* Try to get the list of known interfaces.
*/
if_list = get_interface_list(&err, NULL);
if (if_list != NULL) {
/*
* We have the list - check it.
*/
for (if_entry = if_list; if_entry != NULL;
if_entry = g_list_next(if_entry)) {
if_info = if_entry->data;
if (strcmp(if_info->name, if_name) == 0) {
/*
* It's in the list.
* Get the list of link-layer types for it.
*/
lt_list = get_pcap_linktype_list(if_name, NULL);
/* create string of list of IP addresses of this interface */
for (; (curr_ip = g_slist_nth(if_info->ip_addr, ips)) != NULL; ips++) {
if (ips != 0)
g_string_append(ip_str, ", ");
ip_addr = (if_addr_t *)curr_ip->data;
switch (ip_addr->type) {
case AT_IPv4:
g_string_append(ip_str,
ip_to_str((guint8 *)&ip_addr->ip_addr.ip4_addr));
break;
case AT_IPv6:
g_string_append(ip_str,
ip6_to_str((struct e_in6_addr *)&ip_addr->ip_addr.ip6_addr));
break;
default:
g_assert_not_reached();
}
}
if (if_info->loopback)
g_string_append(ip_str, " (loopback)");
}
}
free_interface_list(if_list);
}
}
g_free(entry_text);
num_supported_link_types = 0;
for (lt_entry = lt_list; lt_entry != NULL; lt_entry = g_list_next(lt_entry)) {
data_link_info = lt_entry->data;
if (data_link_info->description != NULL) {
lt_menu_item = gtk_menu_item_new_with_label(data_link_info->description);
OBJECT_SET_DATA(lt_menu_item, E_CAP_LT_OM_KEY, linktype_om);
SIGNAL_CONNECT(lt_menu_item, "activate", select_link_type_cb,
GINT_TO_POINTER(data_link_info->dlt));
num_supported_link_types++;
} else {
/* Not supported - tell them about it but don't let them select it. */
linktype_menu_label = g_strdup_printf("%s (not supported)",
data_link_info->name);
lt_menu_item = gtk_menu_item_new_with_label(linktype_menu_label);
g_free(linktype_menu_label);
gtk_widget_set_sensitive(lt_menu_item, FALSE);
}
gtk_menu_append(GTK_MENU(lt_menu), lt_menu_item);
gtk_widget_show(lt_menu_item);
}
if (lt_list != NULL)
free_pcap_linktype_list(lt_list);
gtk_option_menu_set_menu(GTK_OPTION_MENU(linktype_om), lt_menu);
gtk_widget_set_sensitive(linktype_lb, num_supported_link_types >= 2);
gtk_widget_set_sensitive(linktype_om, num_supported_link_types >= 2);
/* Restore the menu to the last index used */
gtk_option_menu_set_history(GTK_OPTION_MENU(linktype_om),linktype_history);
if_ip_lb = OBJECT_GET_DATA(linktype_om, E_CAP_IFACE_KEY);
if(ips == 0) {
g_string_append(ip_str, "unknown");
}
gtk_label_set_text(GTK_LABEL(if_ip_lb), ip_str->str);
g_string_free(ip_str, TRUE);
}
#define TIME_UNIT_SECOND 0
#define TIME_UNIT_MINUTE 1
#define TIME_UNIT_HOUR 2
#define TIME_UNIT_DAY 3
#define MAX_TIME_UNITS 4
static const char *time_unit_name[MAX_TIME_UNITS] = {
"second(s)",
"minute(s)",
"hour(s)",
"day(s)",
};
/* create one of the duration options */
/* (and select the matching unit depending on the given value) */
static GtkWidget *time_unit_option_menu_new(guint32 value) {
GtkWidget *unit_om, *menu, *menu_item;
int i;
unit_om=gtk_option_menu_new();
menu=gtk_menu_new();
for(i=0;i<MAX_TIME_UNITS;i++){
menu_item=gtk_menu_item_new_with_label(time_unit_name[i]);
OBJECT_SET_DATA(menu_item, "time_unit", GINT_TO_POINTER(i));
gtk_menu_append(GTK_MENU(menu), menu_item);
}
/* the selected menu item can't be changed, once the option_menu
is created, so set the matching menu item now */
/* days */
if(value >= 60 * 60 * 24) {
gtk_menu_set_active(GTK_MENU(menu), TIME_UNIT_DAY);
} else {
/* hours */
if(value >= 60 * 60) {
gtk_menu_set_active(GTK_MENU(menu), TIME_UNIT_HOUR);
} else {
/* minutes */
if(value >= 60) {
gtk_menu_set_active(GTK_MENU(menu), TIME_UNIT_MINUTE);
} else {
/* seconds */
gtk_menu_set_active(GTK_MENU(menu), TIME_UNIT_SECOND);
}
}
}
gtk_option_menu_set_menu(GTK_OPTION_MENU(unit_om), menu);
return unit_om;
}
/* convert time value from raw to displayed (e.g. 60s -> 1min) */
static guint32 time_unit_option_menu_convert_value(
guint32 value)
{
/* days */
if(value >= 60 * 60 * 24) {
return value / (60 * 60 * 24);
}
/* hours */
if(value >= 60 * 60) {
return value / (60 * 60);
}
/* minutes */
if(value >= 60) {
return value / 60;
}
/* seconds */
return value;
}
/* get raw value from unit and value fields */
static guint32 time_unit_option_menu_get_value(
GtkWidget *unit_om,
guint32 value)
{
GtkWidget *menu, *menu_item;
int unit;
menu = gtk_option_menu_get_menu(GTK_OPTION_MENU(unit_om));
menu_item = gtk_menu_get_active(GTK_MENU(menu));
unit = GPOINTER_TO_INT(OBJECT_GET_DATA(menu_item, "time_unit"));
switch(unit) {
case(TIME_UNIT_SECOND):
return value;
break;
case(TIME_UNIT_MINUTE):
return value * 60;
break;
case(TIME_UNIT_HOUR):
return value * 60 * 60;
break;
case(TIME_UNIT_DAY):
return value * 60 * 60 * 24;
break;
default:
g_assert_not_reached();
return 0;
}
}
#define SIZE_UNIT_KILOBYTES 0
#define SIZE_UNIT_MEGABYTES 1
#define SIZE_UNIT_GIGABYTES 2
#define MAX_SIZE_UNITS 3
static const char *size_unit_name[MAX_SIZE_UNITS] = {
"kilobyte(s)",
"megabyte(s)",
"gigabyte(s)",
};
/* create one of the size options */
/* (and select the matching unit depending on the given value) */
static GtkWidget *size_unit_option_menu_new(guint32 value) {
GtkWidget *unit_om, *menu, *menu_item;
int i;
unit_om=gtk_option_menu_new();
menu=gtk_menu_new();
for(i=0;i<MAX_SIZE_UNITS;i++){
menu_item=gtk_menu_item_new_with_label(size_unit_name[i]);
OBJECT_SET_DATA(menu_item, "size_unit", GINT_TO_POINTER(i));
gtk_menu_append(GTK_MENU(menu), menu_item);
}
/* the selected menu item can't be changed, once the option_menu
is created, so set the matching menu item now */
/* gigabytes */
if(value >= 1024 * 1024) {
gtk_menu_set_active(GTK_MENU(menu), SIZE_UNIT_GIGABYTES);
} else {
/* megabytes */
if(value >= 1024) {
gtk_menu_set_active(GTK_MENU(menu), SIZE_UNIT_MEGABYTES);
} else {
/* kilobytes */
gtk_menu_set_active(GTK_MENU(menu), SIZE_UNIT_KILOBYTES);
}
}
gtk_option_menu_set_menu(GTK_OPTION_MENU(unit_om), menu);
return unit_om;
}
/* convert size value from raw to displayed (e.g. 1024 Bytes -> 1 KB) */
static guint32 size_unit_option_menu_set_value(
guint32 value)
{
/* gigabytes */
if(value >= 1024 * 1024) {
return value / (1024 * 1024);
}
/* megabytes */
if(value >= 1024) {
return value / (1024);
}
/* kilobytes */
return value;
}
/* get raw value from unit and value fields */
static guint32 size_unit_option_menu_convert_value(
GtkWidget *unit_om,
guint32 value)
{
GtkWidget *menu, *menu_item;
int unit;
menu = gtk_option_menu_get_menu(GTK_OPTION_MENU(unit_om));
menu_item = gtk_menu_get_active(GTK_MENU(menu));
unit = GPOINTER_TO_INT(OBJECT_GET_DATA(menu_item, "size_unit"));
switch(unit) {
case(SIZE_UNIT_KILOBYTES):
return value;
break;
case(SIZE_UNIT_MEGABYTES):
if(value > G_MAXINT / 1024) {
return 0;
} else {
return value * 1024;
}
break;
case(SIZE_UNIT_GIGABYTES):
if(value > G_MAXINT / (1024 * 1024)) {
return 0;
} else {
return value * 1024 * 1024;
}
break;
default:
g_assert_not_reached();
return 0;
}
}
#ifdef HAVE_AIRPCAP
/*
* Sets the toolbar before calling the advanced dialog with for the right interface
*/
void
options_airpcap_advanced_cb(GtkWidget *w _U_, gpointer d _U_)
{
int *from_widget;
from_widget = (gint*)g_malloc(sizeof(gint));
*from_widget = AIRPCAP_ADVANCED_FROM_OPTIONS;
OBJECT_SET_DATA(airpcap_tb,AIRPCAP_ADVANCED_FROM_KEY,from_widget);
airpcap_if_active = airpcap_if_selected;
airpcap_enable_toolbar_widgets(airpcap_tb,FALSE);
display_airpcap_advanced_cb(w,d);
}
#endif
/* show capture prepare (options) dialog */
void
capture_prep_cb(GtkWidget *w _U_, gpointer d _U_)
{
GtkWidget *main_vb,
*main_hb, *left_vb, *right_vb,
*capture_fr, *capture_vb,
*if_hb, *if_cb, *if_lb,
*if_ip_hb, *if_ip_lb,
*linktype_hb, *linktype_lb, *linktype_om,
*snap_hb, *snap_cb, *snap_sb, *snap_lb,
*promisc_cb,
*filter_hb, *filter_bt, *filter_te, *filter_cm,
*file_fr, *file_vb,
*file_hb, *file_bt, *file_lb, *file_te,
*multi_tb, *multi_files_on_cb,
*ring_filesize_cb, *ring_filesize_sb, *ring_filesize_om,
*file_duration_cb, *file_duration_sb, *file_duration_om,
*ringbuffer_nbf_cb, *ringbuffer_nbf_sb, *ringbuffer_nbf_lb,
*stop_files_cb, *stop_files_sb, *stop_files_lb,
*limit_fr, *limit_vb, *limit_tb,
*stop_packets_cb, *stop_packets_sb, *stop_packets_lb,
*stop_filesize_cb, *stop_filesize_sb, *stop_filesize_om,
*stop_duration_cb, *stop_duration_sb, *stop_duration_om,
*display_fr, *display_vb,
*sync_cb, *auto_scroll_cb, *hide_info_cb,
*resolv_fr, *resolv_vb,
*m_resolv_cb, *n_resolv_cb, *t_resolv_cb,
*bbox, *ok_bt, *cancel_bt,
*help_bt;
#ifdef HAVE_AIRPCAP
GtkWidget *advanced_hb, *advanced_bt;
#endif
#if GTK_MAJOR_VERSION < 2
GtkAccelGroup *accel_group;
#endif
GtkTooltips *tooltips;
GtkAdjustment *snap_adj, *ringbuffer_nbf_adj,
*stop_packets_adj, *stop_filesize_adj, *stop_duration_adj, *stop_files_adj, *ring_filesize_adj, *file_duration_adj;
GList *if_list, *combo_list, *cfilter_list;
int row;
int err;
gchar *err_str;
#ifdef _WIN32
GtkAdjustment *buffer_size_adj;
GtkWidget *buffer_size_lb, *buffer_size_sb;
#endif
guint32 value;
gchar *cap_title;
gchar *if_device;
#ifdef HAVE_AIRPCAP
GtkWidget *decryption_cm;
#endif
if (cap_open_w != NULL) {
/* There's already a "Capture Options" dialog box; reactivate it. */
reactivate_window(cap_open_w);
return;
}
#ifdef _WIN32
/* Is WPcap loaded? */
if (!has_wpcap) {
char *detailed_err;
detailed_err = cant_load_winpcap_err("Wireshark");
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", detailed_err);
g_free(detailed_err);
return;
}
#endif
if_list = get_interface_list(&err, &err_str);
if (if_list == NULL && err == CANT_GET_INTERFACE_LIST) {
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", err_str);
g_free(err_str);
}
#ifdef HAVE_AIRPCAP
/* update airpcap interface list */
/* load the airpcap interfaces */
airpcap_if_list = get_airpcap_interface_list(&err, &err_str);
decryption_cm = OBJECT_GET_DATA(airpcap_tb,AIRPCAP_TOOLBAR_DECRYPTION_KEY);
update_decryption_mode_list(decryption_cm);
if (airpcap_if_list == NULL && err == CANT_GET_AIRPCAP_INTERFACE_LIST) {
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", err_str);
g_free(err_str);
}
/* select the first ad default (THIS SHOULD BE CHANGED) */
airpcap_if_active = airpcap_get_default_if(airpcap_if_list);
#endif
/* use user-defined title if preference is set */
cap_title = create_user_window_title("Wireshark: Capture Options");
cap_open_w = dlg_window_new(cap_title);
g_free(cap_title);
tooltips = gtk_tooltips_new();
#if GTK_MAJOR_VERSION < 2
/* Accelerator group for the accelerators (or, as they're called in
Windows and, I think, in Motif, "mnemonics"; Alt+<key> is a mnemonic,
Ctrl+<key> is an accelerator). */
accel_group = gtk_accel_group_new();
gtk_window_add_accel_group(GTK_WINDOW(cap_open_w), accel_group);
#endif
main_vb = gtk_vbox_new(FALSE, 0);
gtk_container_border_width(GTK_CONTAINER(main_vb), 5);
gtk_container_add(GTK_CONTAINER(cap_open_w), main_vb);
/* Capture-related options frame */
capture_fr = gtk_frame_new("Capture");
gtk_container_add(GTK_CONTAINER(main_vb), capture_fr);
capture_vb = gtk_vbox_new(FALSE, 3);
gtk_container_border_width(GTK_CONTAINER(capture_vb), 5);
gtk_container_add(GTK_CONTAINER(capture_fr), capture_vb);
/* Interface row */
if_hb = gtk_hbox_new(FALSE, 3);
gtk_container_add(GTK_CONTAINER(capture_vb), if_hb);
if_lb = gtk_label_new("Interface:");
gtk_box_pack_start(GTK_BOX(if_hb), if_lb, FALSE, FALSE, 6);
if_cb = gtk_combo_new();
combo_list = build_capture_combo_list(if_list, TRUE);
if (combo_list != NULL)
gtk_combo_set_popdown_strings(GTK_COMBO(if_cb), combo_list);
if (capture_opts->iface == NULL && prefs.capture_device != NULL) {
/* No interface was specified on the command line or in a previous
capture, but there is one specified in the preferences file;
make the one from the preferences file the default */
if_device = g_strdup(prefs.capture_device);
capture_opts->iface = g_strdup(get_if_name(if_device));
g_free(if_device);
}
#ifdef HAVE_AIRPCAP
/* get the airpcap interface (if it IS an airpcap interface, and update the
toolbar... and of course enable the advanced button...)*/
airpcap_if_selected = get_airpcap_if_by_name(airpcap_if_list,capture_opts->iface);
#endif
if (capture_opts->iface != NULL) {
if_device = build_capture_combo_name(if_list, capture_opts->iface);
gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(if_cb)->entry), if_device);
g_free(if_device);
} else if (combo_list != NULL) {
gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(if_cb)->entry),
(char *)combo_list->data);
}
free_capture_combo_list(combo_list);
free_interface_list(if_list);
gtk_tooltips_set_tip(tooltips, GTK_COMBO(if_cb)->entry,
"Choose which interface (network card) will be used to capture packets from. "
"Be sure to select the correct one, as it's a common mistake to select the wrong interface.", NULL);
gtk_box_pack_start(GTK_BOX(if_hb), if_cb, TRUE, TRUE, 6);
if_ip_hb = gtk_hbox_new(FALSE, 3);
gtk_box_pack_start(GTK_BOX(capture_vb), if_ip_hb, FALSE, FALSE, 0);
if_ip_lb = gtk_label_new("");
gtk_box_pack_start(GTK_BOX(if_ip_hb), if_ip_lb, FALSE, FALSE, 6);
/* Linktype row */
linktype_hb = gtk_hbox_new(FALSE, 3);
gtk_box_pack_start(GTK_BOX(capture_vb), linktype_hb, FALSE, FALSE, 0);
linktype_lb = gtk_label_new("Link-layer header type:");
gtk_box_pack_start(GTK_BOX(linktype_hb), linktype_lb, FALSE, FALSE, 6);
linktype_om = gtk_option_menu_new();
OBJECT_SET_DATA(linktype_om, E_CAP_LT_OM_LABEL_KEY, linktype_lb);
/* Default to "use the default" */
/* Datalink menu index is not resetted, it will be restored with last used value */
/* OBJECT_SET_DATA(linktype_om, E_CAP_OM_LT_VALUE_KEY, GINT_TO_POINTER(-1)); */
OBJECT_SET_DATA(linktype_om, E_CAP_IFACE_KEY, if_ip_lb);
dl_hdr_menu=NULL;
set_link_type_list(linktype_om, GTK_COMBO(if_cb)->entry);
/*
* XXX - in some cases, this is "multiple link-layer header types", e.g.
* some 802.11 interfaces on FreeBSD 5.2 and later, where you can request
* fake Ethernet, 802.11, or 802.11-plus-radio-information headers.
*
* In other cases, it's "multiple link-layer types", e.g., with recent
* versions of libpcap, a DAG card on an "HDLC" WAN, where you can
* request Cisco HDLC or PPP depending on what type of traffic is going
* over the WAN, or an Ethernet interface, where you can request Ethernet
* or DOCSIS, the latter being for some Cisco cable modem equipment that
* can be configured to send raw DOCSIS frames over an Ethernet inside
* Ethernet low-level framing, for traffic capture purposes.
*
* We leave it as "multiple link-layer types" for now.
*/
gtk_tooltips_set_tip(tooltips, linktype_om,
"The selected interface supports multiple link-layer types; select the desired one.", NULL);
gtk_box_pack_start (GTK_BOX(linktype_hb), linktype_om, FALSE, FALSE, 0);
SIGNAL_CONNECT(GTK_ENTRY(GTK_COMBO(if_cb)->entry), "changed",
capture_prep_interface_changed_cb, linktype_om);
#ifdef _WIN32
buffer_size_lb = gtk_label_new("Buffer size:");
gtk_box_pack_start (GTK_BOX(linktype_hb), buffer_size_lb, FALSE, FALSE, 0);
buffer_size_adj = (GtkAdjustment *) gtk_adjustment_new((gfloat) capture_opts->buffer_size,
1, 65535, 1.0, 10.0, 0.0);
buffer_size_sb = gtk_spin_button_new (buffer_size_adj, 0, 0);
gtk_spin_button_set_value(GTK_SPIN_BUTTON (buffer_size_sb), (gfloat) capture_opts->buffer_size);
gtk_spin_button_set_wrap (GTK_SPIN_BUTTON (buffer_size_sb), TRUE);
WIDGET_SET_SIZE(buffer_size_sb, 80, -1);
gtk_tooltips_set_tip(tooltips, buffer_size_sb,
"The memory buffer size used while capturing. If you notice packet drops, you can try to increase this size.", NULL);
gtk_box_pack_start (GTK_BOX(linktype_hb), buffer_size_sb, FALSE, FALSE, 0);
buffer_size_lb = gtk_label_new("megabyte(s)");
gtk_box_pack_start (GTK_BOX(linktype_hb), buffer_size_lb, FALSE, FALSE, 6);
#endif
/* Promiscuous mode row */
promisc_cb = CHECK_BUTTON_NEW_WITH_MNEMONIC(
"Capture packets in _promiscuous mode", accel_group);
gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(promisc_cb),
capture_opts->promisc_mode);
gtk_tooltips_set_tip(tooltips, promisc_cb,
"Usually a network card will only capture the traffic sent to its own network address. "
"If you want to capture all traffic that the network card can \"see\", mark this option. "
"See the FAQ for some more details of capturing packets from a switched network.", NULL);
gtk_container_add(GTK_CONTAINER(capture_vb), promisc_cb);
/* Capture length row */
snap_hb = gtk_hbox_new(FALSE, 3);
gtk_container_add(GTK_CONTAINER(capture_vb), snap_hb);
snap_cb = CHECK_BUTTON_NEW_WITH_MNEMONIC("_Limit each packet to", accel_group);
gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(snap_cb),
capture_opts->has_snaplen);
SIGNAL_CONNECT(snap_cb, "toggled", capture_prep_adjust_sensitivity, cap_open_w);
gtk_tooltips_set_tip(tooltips, snap_cb,
"Limit the maximum number of bytes to be captured from each packet. This size includes the "
"link-layer header and all subsequent headers. ", NULL);
gtk_box_pack_start(GTK_BOX(snap_hb), snap_cb, FALSE, FALSE, 0);
snap_adj = (GtkAdjustment *) gtk_adjustment_new((gfloat) capture_opts->snaplen,
MIN_PACKET_SIZE, WTAP_MAX_PACKET_SIZE, 1.0, 10.0, 0.0);
snap_sb = gtk_spin_button_new (snap_adj, 0, 0);
gtk_spin_button_set_wrap (GTK_SPIN_BUTTON (snap_sb), TRUE);
WIDGET_SET_SIZE(snap_sb, 80, -1);
gtk_box_pack_start (GTK_BOX(snap_hb), snap_sb, FALSE, FALSE, 0);
snap_lb = gtk_label_new("bytes");
gtk_misc_set_alignment(GTK_MISC(snap_lb), 0, 0.5);
gtk_box_pack_start(GTK_BOX(snap_hb), snap_lb, FALSE, FALSE, 0);
/* Filter row */
filter_hb = gtk_hbox_new(FALSE, 3);
gtk_box_pack_start(GTK_BOX(capture_vb), filter_hb, FALSE, FALSE, 0);
filter_bt = BUTTON_NEW_FROM_STOCK(WIRESHARK_STOCK_CAPTURE_FILTER_ENTRY);
SIGNAL_CONNECT(filter_bt, "clicked", capture_filter_construct_cb, NULL);
SIGNAL_CONNECT(filter_bt, "destroy", filter_button_destroy_cb, NULL);
gtk_tooltips_set_tip(tooltips, filter_bt,
"Select a capture filter to reduce the amount of packets to be captured. "
"See \"Capture Filters\" in the online help for further information how to use it.",
NULL);
gtk_box_pack_start(GTK_BOX(filter_hb), filter_bt, FALSE, FALSE, 3);
/* Create the capture filter combo */
filter_cm = gtk_combo_new();
cfilter_list = OBJECT_GET_DATA(top_level, E_CFILTER_FL_KEY);
gtk_combo_disable_activate(GTK_COMBO(filter_cm));
gtk_combo_set_case_sensitive(GTK_COMBO(filter_cm), TRUE);
OBJECT_SET_DATA(top_level, E_CFILTER_FL_KEY, cfilter_list);
OBJECT_SET_DATA(top_level, E_CFILTER_CM_KEY, filter_cm);
filter_te = GTK_COMBO(filter_cm)->entry;
if (cfilter_list != NULL)
gtk_combo_set_popdown_strings(GTK_COMBO(filter_cm), cfilter_list);
if (capture_opts->cfilter)
gtk_entry_set_text(GTK_ENTRY(filter_te), capture_opts->cfilter);
gtk_tooltips_set_tip(tooltips, filter_te,
"Enter a capture filter to reduce the amount of packets to be captured. "
"See \"Capture Filters\" in the online help for further information how to use it.",
NULL);
WIDGET_SET_SIZE(filter_cm, 400, -1);
gtk_box_pack_start(GTK_BOX(filter_hb), filter_cm, FALSE, FALSE, 3);
main_hb = gtk_hbox_new(FALSE, 5);
gtk_container_border_width(GTK_CONTAINER(main_hb), 0);
gtk_container_add(GTK_CONTAINER(main_vb), main_hb);
left_vb = gtk_vbox_new(FALSE, 0);
gtk_container_border_width(GTK_CONTAINER(left_vb), 0);
gtk_box_pack_start(GTK_BOX(main_hb), left_vb, TRUE, TRUE, 0);
right_vb = gtk_vbox_new(FALSE, 0);
gtk_container_border_width(GTK_CONTAINER(right_vb), 0);
gtk_box_pack_start(GTK_BOX(main_hb), right_vb, FALSE, FALSE, 0);
/* let an eventually capture filters dialog know the text entry to fill in */
OBJECT_SET_DATA(filter_bt, E_FILT_TE_PTR_KEY, filter_te);
/* advanced row */
#ifdef HAVE_AIRPCAP
advanced_hb = gtk_hbox_new(FALSE,5);
gtk_box_pack_start(GTK_BOX(capture_vb), advanced_hb, FALSE, FALSE, 0);
advanced_bt = gtk_button_new_with_label("Wireless Settings");
/* set the text */
#if GTK_MAJOR_VERSION >= 2
/* XXX - find a way to set the GtkButton label in GTK 2.x */
gtk_button_set_label(GTK_BUTTON(advanced_bt), "Wireless Settings");
#else
/* Set the GtkButton label in GTK 1.x */
gtk_label_set_text(GTK_LABEL(GTK_BIN(advanced_bt)->child), "Wireless Settings");
#endif
/* Both the callback and the data are global */
SIGNAL_CONNECT(advanced_bt,"clicked",options_airpcap_advanced_cb,airpcap_tb);
OBJECT_SET_DATA(GTK_ENTRY(GTK_COMBO(if_cb)->entry),AIRPCAP_OPTIONS_ADVANCED_KEY,advanced_bt);
if(airpcap_if_selected != NULL)
{
/* It is an airpcap interface */
gtk_widget_set_sensitive(advanced_bt,TRUE);
}
else
{
gtk_widget_set_sensitive(advanced_bt,FALSE);
}
gtk_box_pack_start(GTK_BOX(linktype_hb),advanced_bt,FALSE,FALSE,0);
gtk_widget_show(advanced_bt);
gtk_widget_show(advanced_hb);
#endif
/* Capture file-related options frame */
file_fr = gtk_frame_new("Capture File(s)");
gtk_container_add(GTK_CONTAINER(left_vb), file_fr);
file_vb = gtk_vbox_new(FALSE, 3);
gtk_container_border_width(GTK_CONTAINER(file_vb), 5);
gtk_container_add(GTK_CONTAINER(file_fr), file_vb);
/* File row */
file_hb = gtk_hbox_new(FALSE, 3);
gtk_box_pack_start(GTK_BOX(file_vb), file_hb, FALSE, FALSE, 0);
file_lb = gtk_label_new("File:");
gtk_box_pack_start(GTK_BOX(file_hb), file_lb, FALSE, FALSE, 3);
file_te = gtk_entry_new();
gtk_tooltips_set_tip(tooltips, file_te,
"Enter the file name to which captured data will be written. "
"If you don't enter something here, a temporary file will be used.",
NULL);
gtk_box_pack_start(GTK_BOX(file_hb), file_te, TRUE, TRUE, 3);
file_bt = BUTTON_NEW_FROM_STOCK(WIRESHARK_STOCK_BROWSE);
gtk_tooltips_set_tip(tooltips, file_bt,
"Select a file to which captured data will be written, "
"instead of entering the file name directly. ",
NULL);
gtk_box_pack_start(GTK_BOX(file_hb), file_bt, FALSE, FALSE, 3);
SIGNAL_CONNECT(file_bt, "clicked", capture_prep_file_cb, file_te);
/* multiple files table */
multi_tb = gtk_table_new(5, 3, FALSE);
gtk_table_set_row_spacings(GTK_TABLE(multi_tb), 1);
gtk_table_set_col_spacings(GTK_TABLE(multi_tb), 3);
gtk_box_pack_start(GTK_BOX(file_vb), multi_tb, FALSE, FALSE, 0);
row = 0;
/* multiple files row */
multi_files_on_cb = CHECK_BUTTON_NEW_WITH_MNEMONIC("Use _multiple files", accel_group);
gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(multi_files_on_cb),
capture_opts->multi_files_on);
SIGNAL_CONNECT(multi_files_on_cb, "toggled", capture_prep_adjust_sensitivity,
cap_open_w);
gtk_tooltips_set_tip(tooltips, multi_files_on_cb,
"Instead of using a single capture file, multiple files will be created. "
"The generated file names will contain an incrementing number and the start time of the capture.", NULL);
gtk_table_attach_defaults(GTK_TABLE(multi_tb), multi_files_on_cb, 0, 1, row, row+1);
row++;
/* Ring buffer filesize row */
ring_filesize_cb = gtk_check_button_new_with_label("Next file every");
gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(ring_filesize_cb),
capture_opts->has_autostop_filesize);
SIGNAL_CONNECT(ring_filesize_cb, "toggled", capture_prep_adjust_sensitivity, cap_open_w);
gtk_tooltips_set_tip(tooltips, ring_filesize_cb,
"If the selected file size is exceeded, capturing switches to the next file.\n"
"PLEASE NOTE: at least one of the \"Next file every\" options MUST be selected.",
NULL);
gtk_table_attach_defaults(GTK_TABLE(multi_tb), ring_filesize_cb, 0, 1, row, row+1);
ring_filesize_adj = (GtkAdjustment *) gtk_adjustment_new(0.0,
1, (gfloat)INT_MAX, 1.0, 10.0, 0.0);
ring_filesize_sb = gtk_spin_button_new (ring_filesize_adj, 0, 0);
gtk_spin_button_set_wrap (GTK_SPIN_BUTTON (ring_filesize_sb), TRUE);
WIDGET_SET_SIZE(ring_filesize_sb, 80, -1);
gtk_table_attach_defaults(GTK_TABLE(multi_tb), ring_filesize_sb, 1, 2, row, row+1);
ring_filesize_om = size_unit_option_menu_new(capture_opts->autostop_filesize);
gtk_table_attach_defaults(GTK_TABLE(multi_tb), ring_filesize_om, 2, 3, row, row+1);
value = size_unit_option_menu_set_value(capture_opts->autostop_filesize);
gtk_adjustment_set_value(ring_filesize_adj, (gfloat) value);
row++;
/* Ring buffer duration row */
file_duration_cb = gtk_check_button_new_with_label("Next file every");
gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(file_duration_cb),
capture_opts->has_file_duration);
SIGNAL_CONNECT(file_duration_cb, "toggled",
capture_prep_adjust_sensitivity, cap_open_w);
gtk_tooltips_set_tip(tooltips, file_duration_cb,
"If the selected duration is exceeded, capturing switches to the next file.\n"
"PLEASE NOTE: at least one of the \"Next file every\" options MUST be selected.",
NULL);
gtk_table_attach_defaults(GTK_TABLE(multi_tb), file_duration_cb, 0, 1, row, row+1);
file_duration_adj = (GtkAdjustment *)gtk_adjustment_new(0.0,
1, (gfloat)INT_MAX, 1.0, 10.0, 0.0);
file_duration_sb = gtk_spin_button_new (file_duration_adj, 0, 0);
gtk_spin_button_set_wrap (GTK_SPIN_BUTTON (file_duration_sb), TRUE);
WIDGET_SET_SIZE(file_duration_sb, 80, -1);
gtk_table_attach_defaults(GTK_TABLE(multi_tb), file_duration_sb, 1, 2, row, row+1);
file_duration_om = time_unit_option_menu_new(capture_opts->file_duration);
gtk_table_attach_defaults(GTK_TABLE(multi_tb), file_duration_om, 2, 3, row, row+1);
value = time_unit_option_menu_convert_value(capture_opts->file_duration);
gtk_adjustment_set_value(file_duration_adj, (gfloat) value);
row++;
/* Ring buffer files row */
ringbuffer_nbf_cb = gtk_check_button_new_with_label("Ring buffer with");
gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(ringbuffer_nbf_cb),
capture_opts->has_ring_num_files);