diff options
Diffstat (limited to 'gtk/capture_if_dlg.c')
| -rw-r--r-- | gtk/capture_if_dlg.c | 972 |
1 files changed, 486 insertions, 486 deletions
diff --git a/gtk/capture_if_dlg.c b/gtk/capture_if_dlg.c index f4d7eb21ae..7e0847d119 100644 --- a/gtk/capture_if_dlg.c +++ b/gtk/capture_if_dlg.c @@ -1,486 +1,486 @@ -/* capture_if_dlg.c
- * Routines for the capture interface dialog
- *
- * $Id: capture_if_dlg.c,v 1.254 2004/06/30 06:58:56 guy 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.
- */
-
-/* With MSVC and a libethereal.dll this file needs to import some variables
- in a special way. Therefore _NEED_VAR_IMPORT_ is defined. */
-/*#define _NEED_VAR_IMPORT_*/
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#ifdef HAVE_LIBPCAP
-
-#ifdef HAVE_SYS_STAT_H
-# include <sys/stat.h>
-#endif
-
-#ifdef HAVE_SYS_WAIT_H
-# include <sys/wait.h>
-#endif
-
-
-#include <pcap.h>
-
-#include <gtk/gtk.h>
-
-#include "globals.h"
-#include "pcap-util.h"
-
-#ifdef _WIN32
-#include "capture-wpcap.h"
-#endif
-
-#include "compat_macros.h"
-#include "simple_dialog.h"
-#include "capture_dlg.h"
-
-#include "ui_util.h"
-#include "dlg_utils.h"
-
-#include "wtap.h"
-#include "capture.h"
-
-
-extern char *iptos(u_long in);
-
-extern gboolean is_capture_in_progress(void);
-
-/*
- * Keep a static pointer to the current "Capture Interfaces" window, if
- * any, so that if somebody tries to do "Capture:Start" while there's
- * already a "Capture Interfaces" window up, we just pop up the existing
- * one, rather than creating a new one.
- */
-static GtkWidget *cap_if_w;
-
-GList *if_data = NULL;
-
-guint timer_id;
-
-GtkWidget *stop_bt;
-
-GList *if_list;
-
-/*
- * Timeout, in milliseconds, for reads from the stream of captured packets.
- */
-#define CAP_READ_TIMEOUT 250
-
-
-/* the "runtime" data of one interface */
-typedef struct if_dlg_data_s {
- pcap_t *pch;
- GtkWidget *device_lb;
- GtkWidget *descr_lb;
- GtkWidget *ip_lb;
- GtkWidget *curr_lb;
- GtkWidget *last_lb;
- GtkWidget *capture_bt;
- GtkWidget *prepare_bt;
- guint32 last_packets;
- gchar *device;
-} if_dlg_data_t;
-
-void update_if(if_dlg_data_t *if_dlg_data);
-
-
-/* start capture button was pressed */
-static void
-capture_do_cb(GtkWidget *capture_bt _U_, gpointer if_data)
-{
- if_dlg_data_t *if_dlg_data = if_data;
-
- if (cfile.iface)
- g_free(cfile.iface);
-
- cfile.iface = g_strdup(if_dlg_data->device);
-
- do_capture(NULL /* save_file */);
-}
-
-
-/* prepare capture button was pressed */
-static void
-capture_prepare_cb(GtkWidget *prepare_bt _U_, gpointer if_data)
-{
- if_dlg_data_t *if_dlg_data = if_data;
-
- if (cfile.iface)
- g_free(cfile.iface);
-
- cfile.iface = g_strdup(if_dlg_data->device);
-
- capture_prep_cb(NULL, NULL);
-}
-
-
-/* open a single interface */
-void
-open_if(gchar *name, if_dlg_data_t *if_dlg_data)
-{
- gchar open_err_str[PCAP_ERRBUF_SIZE];
-
- if_dlg_data->pch = pcap_open_live(name,
- WTAP_MAX_PACKET_SIZE,
- capture_opts.promisc_mode, CAP_READ_TIMEOUT,
- open_err_str);
-
- if (if_dlg_data->pch != NULL) {
- update_if(if_dlg_data);
- } else {
- printf("open_if: %s\n", open_err_str);
- gtk_label_set_text(GTK_LABEL(if_dlg_data->curr_lb), "error");
- gtk_label_set_text(GTK_LABEL(if_dlg_data->last_lb), "error");
- }
-}
-
-/* update a single interface */
-void
-update_if(if_dlg_data_t *if_dlg_data)
-{
- struct pcap_stat stats;
- gchar *str;
- guint diff;
-
-
- /* pcap_stats() stats values differ on libpcap and winpcap!
- * libpcap: returns the number of packets since pcap_open_live
- * winpcap: returns the number of packets since the last pcap_stats call
- */
- if (if_dlg_data->pch) {
- if(pcap_stats(if_dlg_data->pch, &stats) >= 0) {
-#if WIN32
- diff = stats.ps_recv - if_dlg_data->last_packets;
- if_dlg_data->last_packets = stats.ps_recv;
-#else
- diff = stats.ps_recv;
- if_dlg_data->last_packets = stats.ps_recv + if_dlg_data->last_packets;
-#endif
-
- str = g_strdup_printf("%u", if_dlg_data->last_packets);
- gtk_label_set_text(GTK_LABEL(if_dlg_data->curr_lb), str);
- g_free(str);
- str = g_strdup_printf("%u", diff);
- gtk_label_set_text(GTK_LABEL(if_dlg_data->last_lb), str);
- g_free(str);
-
- gtk_widget_set_sensitive(if_dlg_data->curr_lb, diff);
- gtk_widget_set_sensitive(if_dlg_data->last_lb, diff);
- } else {
- gtk_label_set_text(GTK_LABEL(if_dlg_data->curr_lb), "error");
- gtk_label_set_text(GTK_LABEL(if_dlg_data->last_lb), "error");
- }
- }
-}
-
-
-/* close a single interface */
-void
-close_if(if_dlg_data_t *if_dlg_data)
-{
- if(if_dlg_data->pch)
- pcap_close(if_dlg_data->pch);
-}
-
-
-
-/* update all interfaces */
-gboolean
-update_all(gpointer data)
-{
- GList *curr;
- int ifs;
-
-
- if(!cap_if_w) {
- return FALSE;
- }
-
- for(ifs = 0; (curr = g_list_nth(data, ifs)); ifs++) {
- update_if(curr->data);
- }
-
- return TRUE;
-}
-
-
-/* a live capture has started or stopped */
-void
-set_capture_if_dialog_for_capture_in_progress(gboolean capture_in_progress)
-{
- GList *curr;
- int ifs;
-
- if(cap_if_w) {
- gtk_widget_set_sensitive(stop_bt, capture_in_progress);
-
- for(ifs = 0; (curr = g_list_nth(if_data, ifs)); ifs++) {
- if_dlg_data_t *if_dlg_data = curr->data;
-
- gtk_widget_set_sensitive(if_dlg_data->capture_bt, !capture_in_progress);
- gtk_widget_set_sensitive(if_dlg_data->prepare_bt, !capture_in_progress);
- }
- }
-}
-
-
-/* the window was closed, cleanup things */
-static void
-capture_if_destroy_cb(GtkWidget *win _U_, gpointer user_data _U_)
-{
- GList *curr;
- int ifs;
-
- gtk_timeout_remove(timer_id);
-
- for(ifs = 0; (curr = g_list_nth(if_data, ifs)); ifs++) {
- if_dlg_data_t *if_dlg_data = curr->data;
-
- close_if(if_dlg_data);
- g_free(curr->data);
- }
-
- if_data = NULL;
-
- free_interface_list(if_list);
-
- /* Note that we no longer have a "Capture Options" dialog box. */
- cap_if_w = NULL;
-}
-
-
-/* start getting capture stats from all interfaces */
-void
-capture_if_cb(GtkWidget *w _U_, gpointer d _U_)
-{
- GtkWidget *main_vb, *bbox, *close_bt;
-
- GtkWidget *if_tb;
- GtkWidget *if_lb;
-#if GTK_MAJOR_VERSION < 2
- GtkAccelGroup *accel_group;
-#endif
- GtkTooltips *tooltips;
- int err;
- char err_str[PCAP_ERRBUF_SIZE];
- gchar *cant_get_if_list_errstr;
- int row;
- if_dlg_data_t *if_dlg_data;
- int ifs;
- GList *curr;
- if_info_t *if_info;
- GSList *curr_ip;
- guint32 ip_addr;
- GString *if_tool_str = g_string_new("");
- gchar *tmp_str;
-
-
- if (cap_if_w != NULL) {
- /* There's already a "Capture Interfaces" dialog box; reactivate it. */
- reactivate_window(cap_if_w);
- return;
- }
-
-#ifdef _WIN32
- /* Is WPcap loaded? */
- if (!has_wpcap) {
- simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
- "Unable to load WinPcap (wpcap.dll); Ethereal will not be able\n"
- "to capture packets.\n\n"
- "In order to capture packets, WinPcap must be installed; see\n"
- "\n"
- " http://winpcap.polito.it/\n"
- "\n"
- "or the mirror at\n"
- "\n"
- " http://winpcap.mirror.ethereal.com/\n"
- "\n"
- "or the mirror at\n"
- "\n"
- " http://www.mirrors.wiretapped.net/security/packet-capture/winpcap/\n"
- "\n"
- "for a downloadable version of WinPcap and for instructions\n"
- "on how to install WinPcap.");
- return;
- }
-#endif
-
- if_list = get_interface_list(&err, err_str);
- if (if_list == NULL && err == CANT_GET_INTERFACE_LIST) {
- cant_get_if_list_errstr = cant_get_if_list_error_message(err_str);
- simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s",
- cant_get_if_list_errstr);
- g_free(cant_get_if_list_errstr);
- return;
- }
-
- cap_if_w = window_new(GTK_WINDOW_TOPLEVEL, "Ethereal: Capture Interfaces");
-
- 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_if_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_if_w), main_vb);
-
-
- if_tb = gtk_table_new(6,1, FALSE);
- gtk_table_set_row_spacings(GTK_TABLE(if_tb), 3);
- gtk_table_set_col_spacings(GTK_TABLE(if_tb), 3);
- gtk_container_add(GTK_CONTAINER(main_vb), if_tb);
-
- row = 0;
-
-#ifndef WIN32
- if_lb = gtk_label_new("Device");
- gtk_table_attach_defaults(GTK_TABLE(if_tb), if_lb, 0, 1, row, row+1);
-#endif
-
- if_lb = gtk_label_new("Description");
- gtk_table_attach_defaults(GTK_TABLE(if_tb), if_lb, 1, 2, row, row+1);
-
- if_lb = gtk_label_new(" IP ");
- gtk_table_attach_defaults(GTK_TABLE(if_tb), if_lb, 2, 3, row, row+1);
-
- if_lb = gtk_label_new("Packets");
- gtk_table_attach_defaults(GTK_TABLE(if_tb), if_lb, 3, 4, row, row+1);
-
- if_lb = gtk_label_new(" Packets/s ");
- gtk_table_attach_defaults(GTK_TABLE(if_tb), if_lb, 4, 5, row, row+1);
-
- stop_bt = BUTTON_NEW_FROM_STOCK(GTK_STOCK_STOP);
- gtk_tooltips_set_tip(tooltips, stop_bt,
- "Stop a running capture.", NULL);
- gtk_table_attach_defaults(GTK_TABLE(if_tb), stop_bt, 5, 7, row, row+1);
- SIGNAL_CONNECT(stop_bt, "clicked", capture_stop_cb, NULL);
-
- row++;
-
- for(ifs = 0; (curr = g_list_nth(if_list, ifs)); ifs++) {
- g_string_assign(if_tool_str, "");
- if_info = curr->data;
- if_dlg_data = g_malloc0(sizeof(if_dlg_data_t));
-
- /* device name */
- if_dlg_data->device_lb = gtk_label_new(if_info->name);
- if_dlg_data->device = if_info->name;
-#ifndef WIN32
- gtk_misc_set_alignment(GTK_MISC(if_dlg_data->device_lb), 0.0, 0.5);
- gtk_table_attach_defaults(GTK_TABLE(if_tb), if_dlg_data->device_lb, 0, 1, row, row+1);
-#endif
- g_string_append(if_tool_str, "Device: ");
- g_string_append(if_tool_str, if_info->name);
- g_string_append(if_tool_str, "\n");
-
- /* description */
- if_dlg_data->descr_lb = gtk_label_new(if_info->description);
- gtk_misc_set_alignment(GTK_MISC(if_dlg_data->descr_lb), 0.0, 0.5);
- gtk_table_attach_defaults(GTK_TABLE(if_tb), if_dlg_data->descr_lb, 1, 2, row, row+1);
-
- g_string_append(if_tool_str, "Description: ");
- g_string_append(if_tool_str, if_info->description);
- g_string_append(if_tool_str, "\n");
-
- /* IP address */
- /* only one IP address will be shown */
- g_string_append(if_tool_str, "IP: ");
- curr_ip = g_slist_nth(if_info->ip_addr, 0);
- if(curr_ip) {
- ip_addr = *((guint32 *)curr_ip->data);
- if_dlg_data->ip_lb = gtk_label_new(iptos(ip_addr));
- g_string_append(if_tool_str, iptos(ip_addr));
- } else {
- ip_addr = 0;
- if_dlg_data->ip_lb = gtk_label_new("unknown");
- g_string_append(if_tool_str, "unknown");
- }
- gtk_widget_set_sensitive(if_dlg_data->ip_lb, ip_addr);
- gtk_table_attach_defaults(GTK_TABLE(if_tb), if_dlg_data->ip_lb, 2, 3, row, row+1);
- g_string_append(if_tool_str, "\n");
-
- /* packets */
- if_dlg_data->curr_lb = gtk_label_new("-");
- gtk_table_attach_defaults(GTK_TABLE(if_tb), if_dlg_data->curr_lb, 3, 4, row, row+1);
-
- /* packets/s */
- if_dlg_data->last_lb = gtk_label_new("-");
- gtk_table_attach_defaults(GTK_TABLE(if_tb), if_dlg_data->last_lb, 4, 5, row, row+1);
-
- /* capture button */
- if_dlg_data->capture_bt = gtk_button_new_with_label("Capture");
- SIGNAL_CONNECT(if_dlg_data->capture_bt, "clicked", capture_do_cb, if_dlg_data);
- tmp_str = g_strdup_printf("Immediately start a capture from this interface:\n\n%s", if_tool_str->str);
- gtk_tooltips_set_tip(tooltips, if_dlg_data->capture_bt,
- tmp_str, NULL);
- g_free(tmp_str);
- gtk_table_attach_defaults(GTK_TABLE(if_tb), if_dlg_data->capture_bt, 5, 6, row, row+1);
-
- /* prepare button */
- if_dlg_data->prepare_bt = gtk_button_new_with_label("Prepare");
- SIGNAL_CONNECT(if_dlg_data->prepare_bt, "clicked", capture_prepare_cb, if_dlg_data);
- gtk_tooltips_set_tip(tooltips, if_dlg_data->prepare_bt,
- "Open the capture options dialog with this interface selected.", NULL);
- gtk_table_attach_defaults(GTK_TABLE(if_tb), if_dlg_data->prepare_bt, 6, 7, row, row+1);
-
- open_if(if_info->name, if_dlg_data);
-
- if_data = g_list_append(if_data, if_dlg_data);
-
- row++;
- }
-
- g_string_free(if_tool_str, TRUE);
-
- /* Button row: close button */
- bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
- gtk_box_pack_start(GTK_BOX(main_vb), bbox, FALSE, FALSE, 5);
-
- close_bt = OBJECT_GET_DATA(bbox, GTK_STOCK_CLOSE);
- window_set_cancel_button(cap_if_w, close_bt, window_cancel_button_cb);
- gtk_tooltips_set_tip(tooltips, close_bt, "Close this window.", NULL);
-
- gtk_widget_grab_default(close_bt);
-
- SIGNAL_CONNECT(cap_if_w, "delete_event", window_delete_event_cb, NULL);
- SIGNAL_CONNECT(cap_if_w, "destroy", capture_if_destroy_cb, NULL);
-
- gtk_widget_show_all(cap_if_w);
- window_present(cap_if_w);
-
- set_capture_if_dialog_for_capture_in_progress(is_capture_in_progress());
-
- /* update the interface list every 1000ms */
- timer_id = gtk_timeout_add(1000, update_all, if_data);
-}
-
-
-#endif /* HAVE_LIBPCAP */
+/* capture_if_dlg.c + * Routines for the capture interface dialog + * + * $Id$ + * + * 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. + */ + +/* With MSVC and a libethereal.dll this file needs to import some variables + in a special way. Therefore _NEED_VAR_IMPORT_ is defined. */ +/*#define _NEED_VAR_IMPORT_*/ + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#ifdef HAVE_LIBPCAP + +#ifdef HAVE_SYS_STAT_H +# include <sys/stat.h> +#endif + +#ifdef HAVE_SYS_WAIT_H +# include <sys/wait.h> +#endif + + +#include <pcap.h> + +#include <gtk/gtk.h> + +#include "globals.h" +#include "pcap-util.h" + +#ifdef _WIN32 +#include "capture-wpcap.h" +#endif + +#include "compat_macros.h" +#include "simple_dialog.h" +#include "capture_dlg.h" + +#include "ui_util.h" +#include "dlg_utils.h" + +#include "wtap.h" +#include "capture.h" + + +extern char *iptos(u_long in); + +extern gboolean is_capture_in_progress(void); + +/* + * Keep a static pointer to the current "Capture Interfaces" window, if + * any, so that if somebody tries to do "Capture:Start" while there's + * already a "Capture Interfaces" window up, we just pop up the existing + * one, rather than creating a new one. + */ +static GtkWidget *cap_if_w; + +GList *if_data = NULL; + +guint timer_id; + +GtkWidget *stop_bt; + +GList *if_list; + +/* + * Timeout, in milliseconds, for reads from the stream of captured packets. + */ +#define CAP_READ_TIMEOUT 250 + + +/* the "runtime" data of one interface */ +typedef struct if_dlg_data_s { + pcap_t *pch; + GtkWidget *device_lb; + GtkWidget *descr_lb; + GtkWidget *ip_lb; + GtkWidget *curr_lb; + GtkWidget *last_lb; + GtkWidget *capture_bt; + GtkWidget *prepare_bt; + guint32 last_packets; + gchar *device; +} if_dlg_data_t; + +void update_if(if_dlg_data_t *if_dlg_data); + + +/* start capture button was pressed */ +static void +capture_do_cb(GtkWidget *capture_bt _U_, gpointer if_data) +{ + if_dlg_data_t *if_dlg_data = if_data; + + if (cfile.iface) + g_free(cfile.iface); + + cfile.iface = g_strdup(if_dlg_data->device); + + do_capture(NULL /* save_file */); +} + + +/* prepare capture button was pressed */ +static void +capture_prepare_cb(GtkWidget *prepare_bt _U_, gpointer if_data) +{ + if_dlg_data_t *if_dlg_data = if_data; + + if (cfile.iface) + g_free(cfile.iface); + + cfile.iface = g_strdup(if_dlg_data->device); + + capture_prep_cb(NULL, NULL); +} + + +/* open a single interface */ +void +open_if(gchar *name, if_dlg_data_t *if_dlg_data) +{ + gchar open_err_str[PCAP_ERRBUF_SIZE]; + + if_dlg_data->pch = pcap_open_live(name, + WTAP_MAX_PACKET_SIZE, + capture_opts.promisc_mode, CAP_READ_TIMEOUT, + open_err_str); + + if (if_dlg_data->pch != NULL) { + update_if(if_dlg_data); + } else { + printf("open_if: %s\n", open_err_str); + gtk_label_set_text(GTK_LABEL(if_dlg_data->curr_lb), "error"); + gtk_label_set_text(GTK_LABEL(if_dlg_data->last_lb), "error"); + } +} + +/* update a single interface */ +void +update_if(if_dlg_data_t *if_dlg_data) +{ + struct pcap_stat stats; + gchar *str; + guint diff; + + + /* pcap_stats() stats values differ on libpcap and winpcap! + * libpcap: returns the number of packets since pcap_open_live + * winpcap: returns the number of packets since the last pcap_stats call + */ + if (if_dlg_data->pch) { + if(pcap_stats(if_dlg_data->pch, &stats) >= 0) { +#if WIN32 + diff = stats.ps_recv - if_dlg_data->last_packets; + if_dlg_data->last_packets = stats.ps_recv; +#else + diff = stats.ps_recv; + if_dlg_data->last_packets = stats.ps_recv + if_dlg_data->last_packets; +#endif + + str = g_strdup_printf("%u", if_dlg_data->last_packets); + gtk_label_set_text(GTK_LABEL(if_dlg_data->curr_lb), str); + g_free(str); + str = g_strdup_printf("%u", diff); + gtk_label_set_text(GTK_LABEL(if_dlg_data->last_lb), str); + g_free(str); + + gtk_widget_set_sensitive(if_dlg_data->curr_lb, diff); + gtk_widget_set_sensitive(if_dlg_data->last_lb, diff); + } else { + gtk_label_set_text(GTK_LABEL(if_dlg_data->curr_lb), "error"); + gtk_label_set_text(GTK_LABEL(if_dlg_data->last_lb), "error"); + } + } +} + + +/* close a single interface */ +void +close_if(if_dlg_data_t *if_dlg_data) +{ + if(if_dlg_data->pch) + pcap_close(if_dlg_data->pch); +} + + + +/* update all interfaces */ +gboolean +update_all(gpointer data) +{ + GList *curr; + int ifs; + + + if(!cap_if_w) { + return FALSE; + } + + for(ifs = 0; (curr = g_list_nth(data, ifs)); ifs++) { + update_if(curr->data); + } + + return TRUE; +} + + +/* a live capture has started or stopped */ +void +set_capture_if_dialog_for_capture_in_progress(gboolean capture_in_progress) +{ + GList *curr; + int ifs; + + if(cap_if_w) { + gtk_widget_set_sensitive(stop_bt, capture_in_progress); + + for(ifs = 0; (curr = g_list_nth(if_data, ifs)); ifs++) { + if_dlg_data_t *if_dlg_data = curr->data; + + gtk_widget_set_sensitive(if_dlg_data->capture_bt, !capture_in_progress); + gtk_widget_set_sensitive(if_dlg_data->prepare_bt, !capture_in_progress); + } + } +} + + +/* the window was closed, cleanup things */ +static void +capture_if_destroy_cb(GtkWidget *win _U_, gpointer user_data _U_) +{ + GList *curr; + int ifs; + + gtk_timeout_remove(timer_id); + + for(ifs = 0; (curr = g_list_nth(if_data, ifs)); ifs++) { + if_dlg_data_t *if_dlg_data = curr->data; + + close_if(if_dlg_data); + g_free(curr->data); + } + + if_data = NULL; + + free_interface_list(if_list); + + /* Note that we no longer have a "Capture Options" dialog box. */ + cap_if_w = NULL; +} + + +/* start getting capture stats from all interfaces */ +void +capture_if_cb(GtkWidget *w _U_, gpointer d _U_) +{ + GtkWidget *main_vb, *bbox, *close_bt; + + GtkWidget *if_tb; + GtkWidget *if_lb; +#if GTK_MAJOR_VERSION < 2 + GtkAccelGroup *accel_group; +#endif + GtkTooltips *tooltips; + int err; + char err_str[PCAP_ERRBUF_SIZE]; + gchar *cant_get_if_list_errstr; + int row; + if_dlg_data_t *if_dlg_data; + int ifs; + GList *curr; + if_info_t *if_info; + GSList *curr_ip; + guint32 ip_addr; + GString *if_tool_str = g_string_new(""); + gchar *tmp_str; + + + if (cap_if_w != NULL) { + /* There's already a "Capture Interfaces" dialog box; reactivate it. */ + reactivate_window(cap_if_w); + return; + } + +#ifdef _WIN32 + /* Is WPcap loaded? */ + if (!has_wpcap) { + simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, + "Unable to load WinPcap (wpcap.dll); Ethereal will not be able\n" + "to capture packets.\n\n" + "In order to capture packets, WinPcap must be installed; see\n" + "\n" + " http://winpcap.polito.it/\n" + "\n" + "or the mirror at\n" + "\n" + " http://winpcap.mirror.ethereal.com/\n" + "\n" + "or the mirror at\n" + "\n" + " http://www.mirrors.wiretapped.net/security/packet-capture/winpcap/\n" + "\n" + "for a downloadable version of WinPcap and for instructions\n" + "on how to install WinPcap."); + return; + } +#endif + + if_list = get_interface_list(&err, err_str); + if (if_list == NULL && err == CANT_GET_INTERFACE_LIST) { + cant_get_if_list_errstr = cant_get_if_list_error_message(err_str); + simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", + cant_get_if_list_errstr); + g_free(cant_get_if_list_errstr); + return; + } + + cap_if_w = window_new(GTK_WINDOW_TOPLEVEL, "Ethereal: Capture Interfaces"); + + 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_if_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_if_w), main_vb); + + + if_tb = gtk_table_new(6,1, FALSE); + gtk_table_set_row_spacings(GTK_TABLE(if_tb), 3); + gtk_table_set_col_spacings(GTK_TABLE(if_tb), 3); + gtk_container_add(GTK_CONTAINER(main_vb), if_tb); + + row = 0; + +#ifndef WIN32 + if_lb = gtk_label_new("Device"); + gtk_table_attach_defaults(GTK_TABLE(if_tb), if_lb, 0, 1, row, row+1); +#endif + + if_lb = gtk_label_new("Description"); + gtk_table_attach_defaults(GTK_TABLE(if_tb), if_lb, 1, 2, row, row+1); + + if_lb = gtk_label_new(" IP "); + gtk_table_attach_defaults(GTK_TABLE(if_tb), if_lb, 2, 3, row, row+1); + + if_lb = gtk_label_new("Packets"); + gtk_table_attach_defaults(GTK_TABLE(if_tb), if_lb, 3, 4, row, row+1); + + if_lb = gtk_label_new(" Packets/s "); + gtk_table_attach_defaults(GTK_TABLE(if_tb), if_lb, 4, 5, row, row+1); + + stop_bt = BUTTON_NEW_FROM_STOCK(GTK_STOCK_STOP); + gtk_tooltips_set_tip(tooltips, stop_bt, + "Stop a running capture.", NULL); + gtk_table_attach_defaults(GTK_TABLE(if_tb), stop_bt, 5, 7, row, row+1); + SIGNAL_CONNECT(stop_bt, "clicked", capture_stop_cb, NULL); + + row++; + + for(ifs = 0; (curr = g_list_nth(if_list, ifs)); ifs++) { + g_string_assign(if_tool_str, ""); + if_info = curr->data; + if_dlg_data = g_malloc0(sizeof(if_dlg_data_t)); + + /* device name */ + if_dlg_data->device_lb = gtk_label_new(if_info->name); + if_dlg_data->device = if_info->name; +#ifndef WIN32 + gtk_misc_set_alignment(GTK_MISC(if_dlg_data->device_lb), 0.0, 0.5); + gtk_table_attach_defaults(GTK_TABLE(if_tb), if_dlg_data->device_lb, 0, 1, row, row+1); +#endif + g_string_append(if_tool_str, "Device: "); + g_string_append(if_tool_str, if_info->name); + g_string_append(if_tool_str, "\n"); + + /* description */ + if_dlg_data->descr_lb = gtk_label_new(if_info->description); + gtk_misc_set_alignment(GTK_MISC(if_dlg_data->descr_lb), 0.0, 0.5); + gtk_table_attach_defaults(GTK_TABLE(if_tb), if_dlg_data->descr_lb, 1, 2, row, row+1); + + g_string_append(if_tool_str, "Description: "); + g_string_append(if_tool_str, if_info->description); + g_string_append(if_tool_str, "\n"); + + /* IP address */ + /* only one IP address will be shown */ + g_string_append(if_tool_str, "IP: "); + curr_ip = g_slist_nth(if_info->ip_addr, 0); + if(curr_ip) { + ip_addr = *((guint32 *)curr_ip->data); + if_dlg_data->ip_lb = gtk_label_new(iptos(ip_addr)); + g_string_append(if_tool_str, iptos(ip_addr)); + } else { + ip_addr = 0; + if_dlg_data->ip_lb = gtk_label_new("unknown"); + g_string_append(if_tool_str, "unknown"); + } + gtk_widget_set_sensitive(if_dlg_data->ip_lb, ip_addr); + gtk_table_attach_defaults(GTK_TABLE(if_tb), if_dlg_data->ip_lb, 2, 3, row, row+1); + g_string_append(if_tool_str, "\n"); + + /* packets */ + if_dlg_data->curr_lb = gtk_label_new("-"); + gtk_table_attach_defaults(GTK_TABLE(if_tb), if_dlg_data->curr_lb, 3, 4, row, row+1); + + /* packets/s */ + if_dlg_data->last_lb = gtk_label_new("-"); + gtk_table_attach_defaults(GTK_TABLE(if_tb), if_dlg_data->last_lb, 4, 5, row, row+1); + + /* capture button */ + if_dlg_data->capture_bt = gtk_button_new_with_label("Capture"); + SIGNAL_CONNECT(if_dlg_data->capture_bt, "clicked", capture_do_cb, if_dlg_data); + tmp_str = g_strdup_printf("Immediately start a capture from this interface:\n\n%s", if_tool_str->str); + gtk_tooltips_set_tip(tooltips, if_dlg_data->capture_bt, + tmp_str, NULL); + g_free(tmp_str); + gtk_table_attach_defaults(GTK_TABLE(if_tb), if_dlg_data->capture_bt, 5, 6, row, row+1); + + /* prepare button */ + if_dlg_data->prepare_bt = gtk_button_new_with_label("Prepare"); + SIGNAL_CONNECT(if_dlg_data->prepare_bt, "clicked", capture_prepare_cb, if_dlg_data); + gtk_tooltips_set_tip(tooltips, if_dlg_data->prepare_bt, + "Open the capture options dialog with this interface selected.", NULL); + gtk_table_attach_defaults(GTK_TABLE(if_tb), if_dlg_data->prepare_bt, 6, 7, row, row+1); + + open_if(if_info->name, if_dlg_data); + + if_data = g_list_append(if_data, if_dlg_data); + + row++; + } + + g_string_free(if_tool_str, TRUE); + + /* Button row: close button */ + bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL); + gtk_box_pack_start(GTK_BOX(main_vb), bbox, FALSE, FALSE, 5); + + close_bt = OBJECT_GET_DATA(bbox, GTK_STOCK_CLOSE); + window_set_cancel_button(cap_if_w, close_bt, window_cancel_button_cb); + gtk_tooltips_set_tip(tooltips, close_bt, "Close this window.", NULL); + + gtk_widget_grab_default(close_bt); + + SIGNAL_CONNECT(cap_if_w, "delete_event", window_delete_event_cb, NULL); + SIGNAL_CONNECT(cap_if_w, "destroy", capture_if_destroy_cb, NULL); + + gtk_widget_show_all(cap_if_w); + window_present(cap_if_w); + + set_capture_if_dialog_for_capture_in_progress(is_capture_in_progress()); + + /* update the interface list every 1000ms */ + timer_id = gtk_timeout_add(1000, update_all, if_data); +} + + +#endif /* HAVE_LIBPCAP */ |