forked from osmocom/wireshark
810 lines
31 KiB
C
810 lines
31 KiB
C
/* capture_dlg.c
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* Routines for packet capture windows
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*
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* $Id: capture_dlg.c,v 1.54 2002/01/10 11:05:50 guy Exp $
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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* Copyright 1998 Gerald Combs
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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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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#ifdef HAVE_LIBPCAP
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <gtk/gtk.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <time.h>
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#include <pcap.h>
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#ifdef NEED_SNPRINTF_H
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# include "snprintf.h"
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#endif
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#include "capture.h"
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#include "globals.h"
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#include "resolv.h"
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#include "main.h"
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#include "ui_util.h"
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#include "capture_dlg.h"
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#include "filter_prefs.h"
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#include "simple_dialog.h"
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#include "dlg_utils.h"
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#include "pcap-util.h"
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#include "prefs.h"
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#include "ringbuffer.h"
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#ifdef _WIN32
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#include "capture-wpcap.h"
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#endif
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/* Capture callback data keys */
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#define E_CAP_IFACE_KEY "cap_iface"
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#define E_CAP_FILT_KEY "cap_filter_te"
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#define E_CAP_FILE_TE_KEY "cap_file_te"
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#define E_CAP_COUNT_KEY "cap_count"
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#define E_CAP_SNAP_KEY "cap_snap"
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#define E_CAP_PROMISC_KEY "cap_promisc"
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#define E_CAP_SYNC_KEY "cap_sync"
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#define E_CAP_AUTO_SCROLL_KEY "cap_auto_scroll"
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#define E_CAP_M_RESOLVE_KEY "cap_m_resolve"
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#define E_CAP_N_RESOLVE_KEY "cap_n_resolve"
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#define E_CAP_T_RESOLVE_KEY "cap_t_resolve"
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#define E_CAP_FILESIZE_KEY "cap_filesize"
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#define E_CAP_DURATION_KEY "cap_duration"
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#define E_CAP_RING_ON_TB_KEY "cap_ringbuffer_on_tb"
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#define E_CAP_RING_NBF_LB_KEY "cap_ringbuffer_nbf_lb"
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#define E_CAP_RING_NBF_SB_KEY "cap_ringbuffer_nbf_sb"
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#define E_FS_CALLER_PTR_KEY "fs_caller_ptr"
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#define E_FILE_SEL_DIALOG_PTR_KEY "file_sel_dialog_ptr"
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static void
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capture_prep_file_cb(GtkWidget *w, gpointer te);
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static void
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cap_prep_fs_ok_cb(GtkWidget *w, gpointer data);
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static void
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cap_prep_fs_cancel_cb(GtkWidget *w, gpointer data);
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static void
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cap_prep_fs_destroy_cb(GtkWidget *win, gpointer data);
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static void
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capture_prep_adjust_sensitivity(GtkWidget *tb, gpointer parent_w);
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static void
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capture_prep_ok_cb(GtkWidget *ok_bt, gpointer parent_w);
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static void
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capture_prep_close_cb(GtkWidget *close_bt, gpointer parent_w);
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static void
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capture_prep_destroy_cb(GtkWidget *win, gpointer user_data);
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void
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capture_stop_cb(GtkWidget *w, gpointer d)
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{
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capture_stop();
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}
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/*
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* Keep a static pointer to the current "Capture Preferences" window, if
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* any, so that if somebody tries to do "Capture:Start" while there's
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* already a "Capture Preferences" window up, we just pop up the existing
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* one, rather than creating a new one.
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*/
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static GtkWidget *cap_open_w;
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void
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capture_prep_cb(GtkWidget *w, gpointer d)
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{
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GtkWidget *if_cb, *if_lb,
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*count_lb, *count_cb, *main_vb,
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*filter_bt, *filter_te,
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*file_bt, *file_te,
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*filesize_lb, *filesize_cb,
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*duration_lb, *duration_cb,
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*caplen_hb, *table,
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*bbox, *ok_bt, *cancel_bt, *snap_lb,
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*snap_sb, *promisc_cb, *sync_cb, *auto_scroll_cb,
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*m_resolv_cb, *n_resolv_cb, *t_resolv_cb,
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*ringbuffer_hb, *ringbuffer_on_tb, *ringbuffer_nbf_lb, *ringbuffer_nbf_sb;
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GtkAccelGroup *accel_group;
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GtkAdjustment *snap_adj, *ringbuffer_nbf_adj;
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GList *if_list, *count_list = NULL, *filesize_list = NULL, *duration_list = NULL;
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gchar *count_item1 = "0 (Infinite)", count_item2[16],
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*filesize_item1 = "0 (Infinite)", filesize_item2[16],
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*duration_item1 = "0 (Infinite)", duration_item2[16];
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int err;
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char err_str[PCAP_ERRBUF_SIZE];
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if (cap_open_w != NULL) {
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/* There's already a "Capture Preferences" dialog box; reactivate it. */
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reactivate_window(cap_open_w);
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return;
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}
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#ifdef _WIN32
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/* Is WPcap loaded? */
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if (!has_wpcap) {
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simple_dialog(ESD_TYPE_CRIT, NULL,
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"Unable to load WinPcap (wpcap.dll); Ethereal will not be able\n"
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"to capture packets.\n\n"
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"In order to capture packets, WinPcap must be installed; see\n"
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"\n"
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" http://netgroup-serv.polito.it/winpcap/\n"
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"\n"
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"or the mirror at\n"
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"\n"
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" http://netgroup-mirror.ethereal.com/winpcap/\n"
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"\n"
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"or the mirror at\n"
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"\n"
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" http://www.wiretapped.net/security/packet-capture/winpcap/default.htm\n"
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"\n"
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"for a downloadable version of WinPcap and for instructions\n"
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"on how to install WinPcap.");
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return;
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}
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#endif
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if_list = get_interface_list(&err, err_str);
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if (if_list == NULL && err == CANT_GET_INTERFACE_LIST) {
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simple_dialog(ESD_TYPE_WARN, NULL, "Can't get list of interfaces: %s",
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err_str);
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}
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cap_open_w = dlg_window_new("Ethereal: Capture Preferences");
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gtk_signal_connect(GTK_OBJECT(cap_open_w), "destroy",
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GTK_SIGNAL_FUNC(capture_prep_destroy_cb), NULL);
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/* Accelerator group for the accelerators (or, as they're called in
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Windows and, I think, in Motif, "mnemonics"; Alt+<key> is a mnemonic,
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Ctrl+<key> is an accelerator). */
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accel_group = gtk_accel_group_new();
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gtk_window_add_accel_group(GTK_WINDOW(cap_open_w), accel_group);
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main_vb = gtk_vbox_new(FALSE, 3);
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gtk_container_border_width(GTK_CONTAINER(main_vb), 5);
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gtk_container_add(GTK_CONTAINER(cap_open_w), main_vb);
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gtk_widget_show(main_vb);
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/* Table : container of the first 6 rows */
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table = gtk_table_new (6, 2, FALSE);
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gtk_table_set_row_spacings(GTK_TABLE (table), 5);
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gtk_table_set_col_spacings(GTK_TABLE (table), 5);
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gtk_container_add(GTK_CONTAINER(main_vb), table);
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gtk_widget_show(table);
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/* Interface row */
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if_lb = gtk_label_new("Interface:");
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gtk_table_attach_defaults(GTK_TABLE(table), if_lb, 0, 1, 0, 1);
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gtk_widget_show(if_lb);
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if_cb = gtk_combo_new();
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if (if_list != NULL)
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gtk_combo_set_popdown_strings(GTK_COMBO(if_cb), if_list);
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if (cfile.iface == NULL && prefs.capture_device != NULL) {
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/* No interface was specified on the command line or in a previous
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capture, but there is one specified in the preferences file;
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make the one from the preferences file the default */
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cfile.iface = g_strdup(prefs.capture_device);
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}
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if (cfile.iface != NULL)
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gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(if_cb)->entry), cfile.iface);
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else if (if_list != NULL)
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gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(if_cb)->entry), if_list->data);
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gtk_table_attach_defaults(GTK_TABLE(table), if_cb, 1, 2, 0, 1);
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gtk_widget_show(if_cb);
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free_interface_list(if_list);
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/* Count row */
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count_lb = gtk_label_new("Count:");
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gtk_table_attach_defaults(GTK_TABLE(table), count_lb, 0, 1, 1, 2);
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gtk_widget_show(count_lb);
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count_list = g_list_append(count_list, count_item1);
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if (cfile.count) {
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snprintf(count_item2, 15, "%d", cfile.count);
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count_list = g_list_append(count_list, count_item2);
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}
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count_cb = gtk_combo_new();
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gtk_combo_set_popdown_strings(GTK_COMBO(count_cb), count_list);
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gtk_table_attach_defaults(GTK_TABLE(table), count_cb, 1, 2, 1, 2);
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gtk_widget_show(count_cb);
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while (count_list)
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count_list = g_list_remove_link(count_list, count_list);
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/* Filesize row */
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filesize_lb = gtk_label_new("File size:");
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gtk_table_attach_defaults(GTK_TABLE(table), filesize_lb, 0, 1, 2, 3);
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gtk_widget_show(filesize_lb);
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filesize_list = g_list_append(filesize_list, filesize_item1);
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if (cfile.autostop_filesize) {
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snprintf(filesize_item2, 15, "%d", cfile.autostop_filesize);
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filesize_list = g_list_append(filesize_list, filesize_item2);
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}
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filesize_cb = gtk_combo_new();
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gtk_combo_set_popdown_strings(GTK_COMBO(filesize_cb), filesize_list);
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gtk_table_attach_defaults(GTK_TABLE(table), filesize_cb, 1, 2, 2, 3);
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gtk_widget_show(filesize_cb);
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while (filesize_list)
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filesize_list = g_list_remove_link(filesize_list, filesize_list);
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/* Duration row */
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duration_lb = gtk_label_new("Duration:");
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gtk_table_attach_defaults(GTK_TABLE(table), duration_lb, 0, 1, 3, 4);
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gtk_widget_show(duration_lb);
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duration_list = g_list_append(duration_list, duration_item1);
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if (cfile.autostop_duration) {
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snprintf(duration_item2, 15, "%d", cfile.autostop_duration);
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duration_list = g_list_append(duration_list, duration_item2);
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}
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duration_cb = gtk_combo_new();
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gtk_combo_set_popdown_strings(GTK_COMBO(duration_cb), duration_list);
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gtk_table_attach_defaults(GTK_TABLE(table), duration_cb, 1, 2, 3, 4);
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gtk_widget_show(duration_cb);
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while (duration_list)
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duration_list = g_list_remove_link(duration_list, duration_list);
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/* Filter row */
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filter_bt = gtk_button_new_with_label("Filter:");
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gtk_signal_connect(GTK_OBJECT(filter_bt), "clicked",
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GTK_SIGNAL_FUNC(capture_filter_construct_cb), NULL);
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gtk_table_attach_defaults(GTK_TABLE(table), filter_bt, 0, 1, 4, 5);
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gtk_widget_show(filter_bt);
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filter_te = gtk_entry_new();
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if (cfile.cfilter) gtk_entry_set_text(GTK_ENTRY(filter_te), cfile.cfilter);
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gtk_object_set_data(GTK_OBJECT(filter_bt), E_FILT_TE_PTR_KEY, filter_te);
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gtk_table_attach_defaults(GTK_TABLE(table), filter_te, 1, 2, 4, 5);
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gtk_widget_show(filter_te);
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/* File row */
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file_bt = gtk_button_new_with_label("File:");
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gtk_table_attach_defaults(GTK_TABLE(table), file_bt, 0, 1, 5, 6);
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gtk_widget_show(file_bt);
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file_te = gtk_entry_new();
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gtk_table_attach_defaults(GTK_TABLE(table), file_te, 1, 2, 5, 6);
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gtk_widget_show(file_te);
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gtk_signal_connect(GTK_OBJECT(file_bt), "clicked",
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GTK_SIGNAL_FUNC(capture_prep_file_cb), GTK_OBJECT(file_te));
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/* Misc row: Snap spinbutton */
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caplen_hb = gtk_hbox_new(FALSE, 3);
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gtk_container_add(GTK_CONTAINER(main_vb), caplen_hb);
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gtk_widget_show(caplen_hb);
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snap_lb = gtk_label_new("Capture length");
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gtk_misc_set_alignment(GTK_MISC(snap_lb), 0, 0.5);
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gtk_box_pack_start(GTK_BOX(caplen_hb), snap_lb, FALSE, FALSE, 6);
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gtk_widget_show(snap_lb);
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snap_adj = (GtkAdjustment *) gtk_adjustment_new((float) cfile.snap,
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MIN_PACKET_SIZE, WTAP_MAX_PACKET_SIZE, 1.0, 10.0, 0.0);
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snap_sb = gtk_spin_button_new (snap_adj, 0, 0);
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gtk_spin_button_set_wrap (GTK_SPIN_BUTTON (snap_sb), TRUE);
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gtk_widget_set_usize (snap_sb, 80, 0);
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gtk_box_pack_start (GTK_BOX(caplen_hb), snap_sb, FALSE, FALSE, 3);
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gtk_widget_show(snap_sb);
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promisc_cb = dlg_check_button_new_with_label_with_mnemonic(
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"Capture packets in _promiscuous mode", accel_group);
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gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(promisc_cb), promisc_mode);
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gtk_container_add(GTK_CONTAINER(main_vb), promisc_cb);
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gtk_widget_show(promisc_cb);
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/* Misc row: Ring buffer toggle button and Ring buffer spinbutton */
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ringbuffer_hb = gtk_hbox_new(FALSE, 3);
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gtk_container_add(GTK_CONTAINER(main_vb), ringbuffer_hb);
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gtk_widget_show(ringbuffer_hb);
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ringbuffer_on_tb = dlg_check_button_new_with_label_with_mnemonic(
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"Use _ring buffer", accel_group);
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/* Ring buffer mode is allowed only if we're not doing an "Update list of
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packets in real time" capture, so force it off if we're doing such
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a capture. */
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if (sync_mode)
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cfile.ringbuffer_on = FALSE;
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gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(ringbuffer_on_tb),cfile.ringbuffer_on);
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gtk_signal_connect(GTK_OBJECT(ringbuffer_on_tb), "toggled",
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GTK_SIGNAL_FUNC(capture_prep_adjust_sensitivity), GTK_OBJECT(cap_open_w));
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gtk_box_pack_start(GTK_BOX(ringbuffer_hb), ringbuffer_on_tb, FALSE, FALSE, 0);
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gtk_widget_show(ringbuffer_on_tb);
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ringbuffer_nbf_lb = gtk_label_new("Number of files");
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gtk_misc_set_alignment(GTK_MISC(ringbuffer_nbf_lb), 1, 0.5);
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gtk_box_pack_start(GTK_BOX(ringbuffer_hb), ringbuffer_nbf_lb, FALSE, FALSE, 6);
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gtk_widget_show(ringbuffer_nbf_lb);
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ringbuffer_nbf_adj = (GtkAdjustment *) gtk_adjustment_new((float) cfile.ringbuffer_num_files,
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RINGBUFFER_MIN_NUM_FILES, RINGBUFFER_MAX_NUM_FILES, 1.0, 10.0, 0.0);
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ringbuffer_nbf_sb = gtk_spin_button_new (ringbuffer_nbf_adj, 0, 0);
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gtk_spin_button_set_wrap (GTK_SPIN_BUTTON (ringbuffer_nbf_sb), TRUE);
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gtk_widget_set_usize (ringbuffer_nbf_sb, 40, 0);
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gtk_box_pack_start (GTK_BOX(ringbuffer_hb), ringbuffer_nbf_sb, TRUE, TRUE, 0);
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gtk_widget_show(ringbuffer_nbf_sb);
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/* Misc row: Capture file checkboxes */
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sync_cb = dlg_check_button_new_with_label_with_mnemonic(
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"_Update list of packets in real time", accel_group);
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gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(sync_cb), sync_mode);
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gtk_signal_connect(GTK_OBJECT(sync_cb), "toggled",
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GTK_SIGNAL_FUNC(capture_prep_adjust_sensitivity), GTK_OBJECT(cap_open_w));
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gtk_container_add(GTK_CONTAINER(main_vb), sync_cb);
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gtk_widget_show(sync_cb);
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auto_scroll_cb = dlg_check_button_new_with_label_with_mnemonic(
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"_Automatic scrolling in live capture", accel_group);
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gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(auto_scroll_cb), auto_scroll_live);
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gtk_container_add(GTK_CONTAINER(main_vb), auto_scroll_cb);
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gtk_widget_show(auto_scroll_cb);
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m_resolv_cb = dlg_check_button_new_with_label_with_mnemonic(
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"Enable _MAC name resolution", accel_group);
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gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(m_resolv_cb),
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prefs.name_resolve & PREFS_RESOLV_MAC);
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gtk_container_add(GTK_CONTAINER(main_vb), m_resolv_cb);
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gtk_widget_show(m_resolv_cb);
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n_resolv_cb = dlg_check_button_new_with_label_with_mnemonic(
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"Enable _network name resolution", accel_group);
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gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(n_resolv_cb),
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prefs.name_resolve & PREFS_RESOLV_NETWORK);
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gtk_container_add(GTK_CONTAINER(main_vb), n_resolv_cb);
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gtk_widget_show(n_resolv_cb);
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t_resolv_cb = dlg_check_button_new_with_label_with_mnemonic(
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"Enable _transport name resolution", accel_group);
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gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(t_resolv_cb),
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prefs.name_resolve & PREFS_RESOLV_TRANSPORT);
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gtk_container_add(GTK_CONTAINER(main_vb), t_resolv_cb);
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gtk_widget_show(t_resolv_cb);
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/* Button row: OK and cancel buttons */
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|
bbox = gtk_hbutton_box_new();
|
|
gtk_button_box_set_layout (GTK_BUTTON_BOX (bbox), GTK_BUTTONBOX_END);
|
|
gtk_button_box_set_spacing(GTK_BUTTON_BOX(bbox), 5);
|
|
gtk_container_add(GTK_CONTAINER(main_vb), bbox);
|
|
gtk_widget_show(bbox);
|
|
|
|
ok_bt = gtk_button_new_with_label ("OK");
|
|
gtk_signal_connect(GTK_OBJECT(ok_bt), "clicked",
|
|
GTK_SIGNAL_FUNC(capture_prep_ok_cb), GTK_OBJECT(cap_open_w));
|
|
GTK_WIDGET_SET_FLAGS(ok_bt, GTK_CAN_DEFAULT);
|
|
gtk_box_pack_start (GTK_BOX (bbox), ok_bt, TRUE, TRUE, 0);
|
|
gtk_widget_grab_default(ok_bt);
|
|
gtk_widget_show(ok_bt);
|
|
|
|
cancel_bt = gtk_button_new_with_label ("Cancel");
|
|
gtk_signal_connect(GTK_OBJECT(cancel_bt), "clicked",
|
|
GTK_SIGNAL_FUNC(capture_prep_close_cb), GTK_OBJECT(cap_open_w));
|
|
GTK_WIDGET_SET_FLAGS(cancel_bt, GTK_CAN_DEFAULT);
|
|
gtk_box_pack_start (GTK_BOX (bbox), cancel_bt, TRUE, TRUE, 0);
|
|
gtk_widget_show(cancel_bt);
|
|
|
|
/* Attach pointers to needed widgets to the capture prefs window/object */
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_IFACE_KEY, if_cb);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_FILT_KEY, filter_te);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_FILE_TE_KEY, file_te);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_COUNT_KEY, count_cb);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_SNAP_KEY, snap_sb);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_PROMISC_KEY, promisc_cb);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_SYNC_KEY, sync_cb);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_AUTO_SCROLL_KEY, auto_scroll_cb);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_M_RESOLVE_KEY, m_resolv_cb);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_N_RESOLVE_KEY, n_resolv_cb);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_T_RESOLVE_KEY, t_resolv_cb);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_FILESIZE_KEY, filesize_cb);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_DURATION_KEY, duration_cb);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_RING_ON_TB_KEY, ringbuffer_on_tb);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_RING_NBF_LB_KEY, ringbuffer_nbf_lb);
|
|
gtk_object_set_data(GTK_OBJECT(cap_open_w), E_CAP_RING_NBF_SB_KEY, ringbuffer_nbf_sb);
|
|
|
|
/* Set the sensitivity of various widgets as per the settings of other
|
|
widgets. */
|
|
capture_prep_adjust_sensitivity(NULL, cap_open_w);
|
|
|
|
/* Catch the "activate" signal on the frame number and file name text
|
|
entries, so that if the user types Return there, we act as if the
|
|
"OK" button had been selected, as happens if Return is typed if some
|
|
widget that *doesn't* handle the Return key has the input focus. */
|
|
dlg_set_activate(filter_te, ok_bt);
|
|
dlg_set_activate(file_te, ok_bt);
|
|
|
|
/* Catch the "key_press_event" signal in the window, so that we can catch
|
|
the ESC key being pressed and act as if the "Cancel" button had
|
|
been selected. */
|
|
dlg_set_cancel(cap_open_w, cancel_bt);
|
|
|
|
/* XXX - why does not
|
|
|
|
gtk_widget_grab_focus(if_cb);
|
|
|
|
give the initial focus to the "Interface" combo box?
|
|
|
|
Or should I phrase that as "why does GTK+ continually frustrate
|
|
attempts to make GUIs driveable from the keyboard?" We have to
|
|
go catch the activate signal on every single GtkEntry widget
|
|
(rather than having widgets whose activate signal is *not*
|
|
caught not catch the Return keystroke, so that it passes on,
|
|
ultimately, to the window, which can activate the default
|
|
widget, i.e. the "OK" button); we have to catch the "key_press_event"
|
|
signal and have the handler check for ESC, so that we can have ESC
|
|
activate the "Cancel" button; in order to support Alt+<key> mnemonics
|
|
for buttons and the like, we may have to construct an accelerator
|
|
group by hand and set up the accelerators by hand (if that even
|
|
works - I've not tried it yet); we have to do a "gtk_widget_grab_focus()"
|
|
to keep some container widget from getting the initial focus, so that
|
|
you don't have to tab into the first widget in order to start typing
|
|
in it; and it now appears that you simply *can't* make a combo box
|
|
get the initial focus, at least not in the obvious fashion. Sigh.... */
|
|
|
|
gtk_widget_show(cap_open_w);
|
|
}
|
|
|
|
static void
|
|
capture_prep_file_cb(GtkWidget *w, gpointer file_te)
|
|
{
|
|
GtkWidget *caller = gtk_widget_get_toplevel(w);
|
|
GtkWidget *fs;
|
|
|
|
/* Has a file selection dialog box already been opened for that top-level
|
|
widget? */
|
|
fs = gtk_object_get_data(GTK_OBJECT(caller), E_FILE_SEL_DIALOG_PTR_KEY);
|
|
|
|
if (fs != NULL) {
|
|
/* Yes. Just re-activate that dialog box. */
|
|
reactivate_window(fs);
|
|
return;
|
|
}
|
|
|
|
fs = gtk_file_selection_new ("Ethereal: Capture File");
|
|
|
|
gtk_object_set_data(GTK_OBJECT(fs), E_CAP_FILE_TE_KEY, file_te);
|
|
|
|
/* Set the E_FS_CALLER_PTR_KEY for the new dialog to point to our caller. */
|
|
gtk_object_set_data(GTK_OBJECT(fs), E_FS_CALLER_PTR_KEY, caller);
|
|
|
|
/* Set the E_FILE_SEL_DIALOG_PTR_KEY for the caller to point to us */
|
|
gtk_object_set_data(GTK_OBJECT(caller), E_FILE_SEL_DIALOG_PTR_KEY, fs);
|
|
|
|
/* Call a handler when the file selection box is destroyed, so we can inform
|
|
our caller, if any, that it's been destroyed. */
|
|
gtk_signal_connect(GTK_OBJECT(fs), "destroy",
|
|
GTK_SIGNAL_FUNC(cap_prep_fs_destroy_cb), NULL);
|
|
|
|
gtk_signal_connect (GTK_OBJECT (GTK_FILE_SELECTION(fs)->ok_button),
|
|
"clicked", (GtkSignalFunc) cap_prep_fs_ok_cb, fs);
|
|
|
|
/* Connect the cancel_button to destroy the widget */
|
|
gtk_signal_connect (GTK_OBJECT (GTK_FILE_SELECTION(fs)->cancel_button),
|
|
"clicked", (GtkSignalFunc) cap_prep_fs_cancel_cb, fs);
|
|
|
|
/* Catch the "key_press_event" signal in the window, so that we can catch
|
|
the ESC key being pressed and act as if the "Cancel" button had
|
|
been selected. */
|
|
dlg_set_cancel(fs, GTK_FILE_SELECTION(fs)->cancel_button);
|
|
|
|
gtk_widget_show(fs);
|
|
}
|
|
|
|
static void
|
|
cap_prep_fs_ok_cb(GtkWidget *w, gpointer data)
|
|
{
|
|
gtk_entry_set_text(GTK_ENTRY(gtk_object_get_data(GTK_OBJECT(data),
|
|
E_CAP_FILE_TE_KEY)),
|
|
gtk_file_selection_get_filename (GTK_FILE_SELECTION(data)));
|
|
gtk_widget_destroy(GTK_WIDGET(data));
|
|
}
|
|
|
|
static void
|
|
cap_prep_fs_cancel_cb(GtkWidget *w, gpointer data)
|
|
{
|
|
gtk_widget_destroy(GTK_WIDGET(data));
|
|
}
|
|
|
|
static void
|
|
cap_prep_fs_destroy_cb(GtkWidget *win, gpointer data)
|
|
{
|
|
GtkWidget *caller;
|
|
|
|
/* Get the widget that requested that we be popped up.
|
|
(It should arrange to destroy us if it's destroyed, so
|
|
that we don't get a pointer to a non-existent window here.) */
|
|
caller = gtk_object_get_data(GTK_OBJECT(win), E_FS_CALLER_PTR_KEY);
|
|
|
|
/* Tell it we no longer exist. */
|
|
gtk_object_set_data(GTK_OBJECT(caller), E_FILE_SEL_DIALOG_PTR_KEY, NULL);
|
|
|
|
/* Now nuke this window. */
|
|
gtk_grab_remove(GTK_WIDGET(win));
|
|
gtk_widget_destroy(GTK_WIDGET(win));
|
|
}
|
|
|
|
static int
|
|
get_positive_int(const char *string, const char *name)
|
|
{
|
|
long number;
|
|
char *p;
|
|
|
|
number = strtol(string, &p, 10);
|
|
/*
|
|
* XXX - we allow extra stuff after 0, so that we don't have
|
|
* problems with the "(Infinite)" value.
|
|
*/
|
|
if (p == string || (*p != '\0' && number != 0)) {
|
|
simple_dialog(ESD_TYPE_CRIT, NULL,
|
|
"The specified %s is not a decimal number.", name);
|
|
return -1;
|
|
}
|
|
if (number < 0) {
|
|
simple_dialog(ESD_TYPE_CRIT, NULL,
|
|
"The specified %s is a negative number.", name);
|
|
return -1;
|
|
}
|
|
if (number > INT_MAX) {
|
|
simple_dialog(ESD_TYPE_CRIT, NULL,
|
|
"The specified %s is too large (greater than %d).", name, INT_MAX);
|
|
return -1;
|
|
}
|
|
return number;
|
|
}
|
|
|
|
static void
|
|
capture_prep_ok_cb(GtkWidget *ok_bt, gpointer parent_w) {
|
|
GtkWidget *if_cb, *filter_te, *file_te, *count_cb, *snap_sb, *promisc_cb,
|
|
*sync_cb, *auto_scroll_cb, *m_resolv_cb, *n_resolv_cb, *t_resolv_cb,
|
|
*filesize_cb, *duration_cb, *ringbuffer_on_tb, *ringbuffer_nbf_sb;
|
|
gchar *if_text;
|
|
gchar *if_name;
|
|
gchar *filter_text;
|
|
gchar *save_file;
|
|
int value;
|
|
|
|
if_cb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_IFACE_KEY);
|
|
filter_te = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_FILT_KEY);
|
|
file_te = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_FILE_TE_KEY);
|
|
count_cb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_COUNT_KEY);
|
|
snap_sb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_SNAP_KEY);
|
|
promisc_cb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_PROMISC_KEY);
|
|
sync_cb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_SYNC_KEY);
|
|
auto_scroll_cb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_AUTO_SCROLL_KEY);
|
|
m_resolv_cb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_M_RESOLVE_KEY);
|
|
n_resolv_cb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_N_RESOLVE_KEY);
|
|
t_resolv_cb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_T_RESOLVE_KEY);
|
|
filesize_cb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_FILESIZE_KEY);
|
|
duration_cb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_DURATION_KEY);
|
|
ringbuffer_on_tb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_RING_ON_TB_KEY);
|
|
ringbuffer_nbf_sb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_RING_NBF_SB_KEY);
|
|
|
|
if_text =
|
|
g_strdup(gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(if_cb)->entry)));
|
|
if_name = strtok(if_text, " \t");
|
|
if (if_name == NULL) {
|
|
simple_dialog(ESD_TYPE_CRIT, NULL,
|
|
"You didn't specify an interface on which to capture packets.");
|
|
g_free(if_text);
|
|
return;
|
|
}
|
|
if (cfile.iface)
|
|
g_free(cfile.iface);
|
|
cfile.iface = g_strdup(if_name);
|
|
g_free(if_text);
|
|
|
|
/* XXX - don't try to get clever and set "cfile.filter" to NULL if the
|
|
filter string is empty, as an indication that we don't have a filter
|
|
and thus don't have to set a filter when capturing - the version of
|
|
libpcap in Red Hat Linux 6.1, and versions based on later patches
|
|
in that series, don't bind the AF_PACKET socket to an interface
|
|
until a filter is set, which means they aren't bound at all if
|
|
no filter is set, which means no packets arrive as input on that
|
|
socket, which means Ethereal never sees any packets. */
|
|
filter_text = gtk_entry_get_text(GTK_ENTRY(filter_te));
|
|
if (cfile.cfilter)
|
|
g_free(cfile.cfilter);
|
|
g_assert(filter_text != NULL);
|
|
cfile.cfilter = g_strdup(filter_text);
|
|
|
|
save_file = gtk_entry_get_text(GTK_ENTRY(file_te));
|
|
if (save_file && save_file[0]) {
|
|
/* User specified a file to which the capture should be written. */
|
|
save_file = g_strdup(save_file);
|
|
} else {
|
|
/* User didn't specify a file; save to a temporary file. */
|
|
save_file = NULL;
|
|
}
|
|
|
|
value = get_positive_int(gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(count_cb)->entry)),
|
|
"maximum packet count");
|
|
if (value == -1)
|
|
return; /* error */
|
|
cfile.count = value;
|
|
|
|
value = get_positive_int(gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(filesize_cb)->entry)),
|
|
"maximum capture file size");
|
|
if (value == -1)
|
|
return; /* error */
|
|
cfile.autostop_filesize = value;
|
|
|
|
value = get_positive_int(gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(duration_cb)->entry)),
|
|
"capture duration");
|
|
if (value == -1)
|
|
return; /* error */
|
|
cfile.autostop_duration = value;
|
|
|
|
cfile.snap = gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(snap_sb));
|
|
if (cfile.snap < 1)
|
|
cfile.snap = WTAP_MAX_PACKET_SIZE;
|
|
else if (cfile.snap < MIN_PACKET_SIZE)
|
|
cfile.snap = MIN_PACKET_SIZE;
|
|
|
|
promisc_mode = GTK_TOGGLE_BUTTON (promisc_cb)->active;
|
|
|
|
sync_mode = GTK_TOGGLE_BUTTON (sync_cb)->active;
|
|
|
|
auto_scroll_live = GTK_TOGGLE_BUTTON (auto_scroll_cb)->active;
|
|
|
|
prefs.name_resolve = PREFS_RESOLV_NONE;
|
|
prefs.name_resolve |= (GTK_TOGGLE_BUTTON (m_resolv_cb)->active ? PREFS_RESOLV_MAC : PREFS_RESOLV_NONE);
|
|
prefs.name_resolve |= (GTK_TOGGLE_BUTTON (n_resolv_cb)->active ? PREFS_RESOLV_NETWORK : PREFS_RESOLV_NONE);
|
|
prefs.name_resolve |= (GTK_TOGGLE_BUTTON (t_resolv_cb)->active ? PREFS_RESOLV_TRANSPORT : PREFS_RESOLV_NONE);
|
|
|
|
cfile.ringbuffer_on = GTK_TOGGLE_BUTTON (ringbuffer_on_tb)->active && !(sync_mode);
|
|
if (cfile.ringbuffer_on == TRUE) {
|
|
if (save_file == NULL) {
|
|
simple_dialog(ESD_TYPE_CRIT, NULL,
|
|
"You must specify a save file if you want to use the ring buffer.");
|
|
return;
|
|
} else if (cfile.autostop_filesize == 0) {
|
|
simple_dialog(ESD_TYPE_CRIT, NULL,
|
|
"You must specify a maximum save file size other \nthan 0 (infinite) if you want to use the ring buffer.");
|
|
return;
|
|
}
|
|
}
|
|
|
|
cfile.ringbuffer_num_files = gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(ringbuffer_nbf_sb));
|
|
if (cfile.ringbuffer_num_files < RINGBUFFER_MIN_NUM_FILES)
|
|
cfile.ringbuffer_num_files = RINGBUFFER_MIN_NUM_FILES;
|
|
else if (cfile.ringbuffer_num_files > RINGBUFFER_MAX_NUM_FILES)
|
|
cfile.ringbuffer_num_files = RINGBUFFER_MAX_NUM_FILES;
|
|
|
|
gtk_widget_destroy(GTK_WIDGET(parent_w));
|
|
|
|
do_capture(save_file);
|
|
}
|
|
|
|
static void
|
|
capture_prep_close_cb(GtkWidget *close_bt, gpointer parent_w)
|
|
{
|
|
gtk_grab_remove(GTK_WIDGET(parent_w));
|
|
gtk_widget_destroy(GTK_WIDGET(parent_w));
|
|
}
|
|
|
|
static void
|
|
capture_prep_destroy_cb(GtkWidget *win, gpointer user_data)
|
|
{
|
|
GtkWidget *capture_prep_filter_w;
|
|
GtkWidget *fs;
|
|
|
|
/* Is there a filter edit/selection dialog associated with this
|
|
Capture Preferences dialog? */
|
|
capture_prep_filter_w = gtk_object_get_data(GTK_OBJECT(win), E_FILT_DIALOG_PTR_KEY);
|
|
|
|
if (capture_prep_filter_w != NULL) {
|
|
/* Yes. Destroy it. */
|
|
gtk_widget_destroy(capture_prep_filter_w);
|
|
}
|
|
|
|
/* Is there a file selection dialog associated with this
|
|
Print File dialog? */
|
|
fs = gtk_object_get_data(GTK_OBJECT(win), E_FILE_SEL_DIALOG_PTR_KEY);
|
|
|
|
if (fs != NULL) {
|
|
/* Yes. Destroy it. */
|
|
gtk_widget_destroy(fs);
|
|
}
|
|
|
|
/* Note that we no longer have a "Capture Preferences" dialog box. */
|
|
cap_open_w = NULL;
|
|
}
|
|
|
|
/*
|
|
* Adjust the sensitivity of various widgets as per the current setting
|
|
* of other widgets.
|
|
*/
|
|
static void
|
|
capture_prep_adjust_sensitivity(GtkWidget *tb, gpointer parent_w)
|
|
{
|
|
GtkWidget *sync_cb, *auto_scroll_cb, *ringbuffer_on_tb;
|
|
GtkWidget *ringbuffer_nbf_lb, *ringbuffer_nbf_sb;
|
|
|
|
sync_cb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_SYNC_KEY);
|
|
auto_scroll_cb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_AUTO_SCROLL_KEY);
|
|
ringbuffer_on_tb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_RING_ON_TB_KEY);
|
|
ringbuffer_nbf_lb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_RING_NBF_LB_KEY);
|
|
ringbuffer_nbf_sb = (GtkWidget *) gtk_object_get_data(GTK_OBJECT(parent_w), E_CAP_RING_NBF_SB_KEY);
|
|
|
|
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(sync_cb))) {
|
|
/* "Update list of packets in real time" captures enabled; we don't
|
|
support ring buffer mode for those captures, so turn ring buffer
|
|
mode off if it's on, and make its toggle button, and the spin
|
|
button for the number of ring buffer files (and the spin button's
|
|
label), insensitive. */
|
|
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(ringbuffer_on_tb))) {
|
|
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(ringbuffer_on_tb), FALSE);
|
|
}
|
|
gtk_widget_set_sensitive(GTK_WIDGET(ringbuffer_on_tb), FALSE);
|
|
|
|
/* Auto-scroll mode is meaningful only in "Update list of packets
|
|
in real time" captures, so make its toggle button sensitive. */
|
|
gtk_widget_set_sensitive(GTK_WIDGET(auto_scroll_cb), TRUE);
|
|
} else {
|
|
/* "Update list of packets in real time" captures disabled; that
|
|
means ring buffer mode is OK, so make its toggle button
|
|
sensitive. */
|
|
gtk_widget_set_sensitive(GTK_WIDGET(ringbuffer_on_tb), TRUE);
|
|
|
|
/* Auto-scroll mode is meaningful only in "Update list of packets
|
|
in real time" captures, so make its toggle button insensitive. */
|
|
gtk_widget_set_sensitive(GTK_WIDGET(auto_scroll_cb), FALSE);
|
|
}
|
|
|
|
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(ringbuffer_on_tb))) {
|
|
/* Ring buffer mode enabled. Make the spin button for the number
|
|
of ring buffer files, and its label, sensitive. */
|
|
gtk_widget_set_sensitive(GTK_WIDGET(ringbuffer_nbf_lb), TRUE);
|
|
gtk_widget_set_sensitive(GTK_WIDGET(ringbuffer_nbf_sb), TRUE);
|
|
} else {
|
|
/* Ring buffer mode disabled. Make the spin button for the number
|
|
of ring buffer files, and its label insensitive. */
|
|
gtk_widget_set_sensitive(GTK_WIDGET(ringbuffer_nbf_lb), FALSE);
|
|
gtk_widget_set_sensitive(GTK_WIDGET(ringbuffer_nbf_sb), FALSE);
|
|
}
|
|
}
|
|
|
|
#endif /* HAVE_LIBPCAP */
|