/* capture_prefs.c * Dialog box for capture preferences * * $Id$ * * Wireshark - Network traffic analyzer * By Gerald Combs * 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 #include #include #include "../globals.h" #include "../simple_dialog.h" #include "../capture-pcap-util.h" #include "../capture_ui_utils.h" #include "../capture.h" #include "gtk/prefs_capture.h" #include "gtk/prefs_dlg.h" #include "gtk/gui_utils.h" #include "gtk/dlg_utils.h" #include "gtk/main.h" #include "gtk/main_welcome.h" #include "gtk/help_dlg.h" #include "gtk/stock_icons.h" #include #define DEVICE_KEY "device" #define PROM_MODE_KEY "prom_mode" #define CAPTURE_REAL_TIME_KEY "capture_real_time" #define AUTO_SCROLL_KEY "auto_scroll" #define SHOW_INFO_KEY "show_info" #define CAPTURE_TABLE_ROWS 6 #define IFOPTS_CALLER_PTR_KEY "ifopts_caller_ptr" #define IFOPTS_DIALOG_PTR_KEY "ifopts_dialog_ptr" #define IFOPTS_TABLE_ROWS 2 #define IFOPTS_LIST_COLS 5 #define IFOPTS_MAX_DESCR_LEN 128 #define IFOPTS_IF_NOSEL -1 /* interface options dialog */ static GtkWidget *cur_list, *if_dev_lb, *if_name_lb, *if_linktype_cb, *if_descr_te, *if_hide_cb; static GtkTreeSelection *if_selection; /* current interface row selected */ static int num_linktypes; static gboolean interfaces_info_nochange; /* TRUE to ignore Interface Options Properties */ /* widgets "changed" callbacks. */ static void ifopts_edit_cb(GtkWidget *w, gpointer data); static void ifopts_edit_ok_cb(GtkWidget *w, gpointer parent_w); static void ifopts_edit_destroy_cb(GtkWidget *win, gpointer data); static void ifopts_edit_ifsel_cb(GtkTreeSelection *selection, gpointer data); static void ifopts_edit_linktype_changed_cb(GtkComboBox *ed, gpointer udata); static void ifopts_edit_descr_changed_cb(GtkEditable *ed, gpointer udata); static void ifopts_edit_hide_changed_cb(GtkToggleButton *tbt, gpointer udata); static void ifopts_options_add(GtkListStore *list_store, if_info_t *if_info); static void ifopts_options_free(gchar *text[]); static void ifopts_if_liststore_add(void); static void ifopts_write_new_linklayer(void); static void ifopts_write_new_descr(void); static void ifopts_write_new_hide(void); GtkWidget* capture_prefs_show(void) { GtkWidget *main_tb, *main_vb; GtkWidget *if_cb, *if_lb, *promisc_cb, *sync_cb, *auto_scroll_cb, *show_info_cb; GtkWidget *ifopts_lb, *ifopts_bt; GList *if_list, *combo_list; int err; int row = 0; GtkTooltips *tooltips = gtk_tooltips_new(); /* Main vertical box */ main_vb = gtk_vbox_new(FALSE, 7); gtk_container_set_border_width(GTK_CONTAINER(main_vb), 5); /* Main table */ main_tb = gtk_table_new(CAPTURE_TABLE_ROWS, 2, FALSE); gtk_box_pack_start(GTK_BOX(main_vb), main_tb, FALSE, FALSE, 0); gtk_table_set_row_spacings(GTK_TABLE(main_tb), 10); gtk_table_set_col_spacings(GTK_TABLE(main_tb), 15); gtk_widget_show(main_tb); /* Default device */ if_lb = gtk_label_new("Default interface:"); gtk_table_attach_defaults(GTK_TABLE(main_tb), if_lb, 0, 1, row, row+1); gtk_misc_set_alignment(GTK_MISC(if_lb), 1.0f, 0.5f); gtk_widget_show(if_lb); if_cb = gtk_combo_new(); /* * XXX - what if we can't get the list? */ if_list = capture_interface_list(&err, NULL); combo_list = build_capture_combo_list(if_list, FALSE); free_interface_list(if_list); if (combo_list != NULL) { gtk_combo_set_popdown_strings(GTK_COMBO(if_cb), combo_list); free_capture_combo_list(combo_list); } if (prefs.capture_device) gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(if_cb)->entry), prefs.capture_device); gtk_table_attach_defaults(GTK_TABLE(main_tb), if_cb, 1, 2, row, row+1); gtk_tooltips_set_tip(tooltips, GTK_COMBO(if_cb)->entry, "The default interface to be captured from.", NULL); gtk_widget_show(if_cb); g_object_set_data(G_OBJECT(main_vb), DEVICE_KEY, if_cb); row++; /* Interface properties */ ifopts_lb = gtk_label_new("Interfaces:"); gtk_table_attach_defaults(GTK_TABLE(main_tb), ifopts_lb, 0, 1, row, row+1); gtk_misc_set_alignment(GTK_MISC(ifopts_lb), 1.0f, 0.5f); gtk_widget_show(ifopts_lb); ifopts_bt = gtk_button_new_from_stock(WIRESHARK_STOCK_EDIT); gtk_tooltips_set_tip(tooltips, ifopts_bt, "Open a dialog box to set various interface options.", NULL); g_signal_connect(ifopts_bt, "clicked", G_CALLBACK(ifopts_edit_cb), NULL); gtk_table_attach_defaults(GTK_TABLE(main_tb), ifopts_bt, 1, 2, row, row+1); row++; /* Promiscuous mode */ promisc_cb = create_preference_check_button(main_tb, row++, "Capture packets in promiscuous mode:", NULL, prefs.capture_prom_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); g_object_set_data(G_OBJECT(main_vb), PROM_MODE_KEY, promisc_cb); /* Real-time capture */ sync_cb = create_preference_check_button(main_tb, row++, "Update list of packets in real time:", NULL, prefs.capture_real_time); gtk_tooltips_set_tip(tooltips, sync_cb, "Update the list of packets while capture is in progress. " "Don't use this option if you notice packet drops.", NULL); g_object_set_data(G_OBJECT(main_vb), CAPTURE_REAL_TIME_KEY, sync_cb); /* Auto-scroll real-time capture */ auto_scroll_cb = create_preference_check_button(main_tb, row++, "Automatic scrolling in live capture:", NULL, prefs.capture_auto_scroll); gtk_tooltips_set_tip(tooltips, auto_scroll_cb, "Automatic scrolling of the packet list while live capture is in progress. ", NULL); g_object_set_data(G_OBJECT(main_vb), AUTO_SCROLL_KEY, auto_scroll_cb); /* Show capture info dialog */ show_info_cb = create_preference_check_button(main_tb, row++, "Hide capture info dialog:", NULL, !prefs.capture_show_info); gtk_tooltips_set_tip(tooltips, show_info_cb, "Hide the capture info dialog while capturing. ", NULL); g_object_set_data(G_OBJECT(main_vb), SHOW_INFO_KEY, show_info_cb); /* Show 'em what we got */ gtk_widget_show_all(main_vb); return(main_vb); } void capture_prefs_fetch(GtkWidget *w) { GtkWidget *if_cb, *promisc_cb, *sync_cb, *auto_scroll_cb, *show_info_cb; gchar *if_text; if_cb = (GtkWidget *)g_object_get_data(G_OBJECT(w), DEVICE_KEY); promisc_cb = (GtkWidget *)g_object_get_data(G_OBJECT(w), PROM_MODE_KEY); sync_cb = (GtkWidget *)g_object_get_data(G_OBJECT(w), CAPTURE_REAL_TIME_KEY); auto_scroll_cb = (GtkWidget *)g_object_get_data(G_OBJECT(w), AUTO_SCROLL_KEY); show_info_cb = (GtkWidget *)g_object_get_data(G_OBJECT(w), SHOW_INFO_KEY); if (prefs.capture_device != NULL) { g_free(prefs.capture_device); prefs.capture_device = NULL; } if_text = g_strdup(gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(if_cb)->entry))); /* Strip out white space */ g_strstrip(if_text); /* If there was nothing but white space, treat that as an indication that the user doesn't want to wire in a default device, and just wants the first device in the list chosen. */ if (*if_text == '\0') { g_free(if_text); if_text = NULL; } prefs.capture_device = if_text; prefs.capture_prom_mode = GTK_TOGGLE_BUTTON (promisc_cb)->active; prefs.capture_real_time = GTK_TOGGLE_BUTTON (sync_cb)->active; prefs.capture_auto_scroll = GTK_TOGGLE_BUTTON (auto_scroll_cb)->active; prefs.capture_show_info = !(GTK_TOGGLE_BUTTON (show_info_cb)->active); } void capture_prefs_apply(GtkWidget *w _U_) { } void capture_prefs_destroy(GtkWidget *w) { GtkWidget *caller = gtk_widget_get_toplevel(w); GtkWidget *dlg; /* Is there an interface descriptions dialog associated with this Preferences dialog? */ dlg = g_object_get_data(G_OBJECT(caller), IFOPTS_DIALOG_PTR_KEY); if (dlg != NULL) { /* Yes. Destroy it. */ window_destroy(dlg); } } /* * Create an edit interface options dialog. */ enum { DEVICE_COLUMN, DESC_COLUMN, DEF_LINK_LAYER_COLUMN, COMMENT_COLUMN, HIDE_COLUMN, DLT_COLUMN, N_COLUMN /* The number of columns */ }; static void ifopts_edit_cb(GtkWidget *w, gpointer data _U_) { GtkWidget *ifopts_edit_dlg, *cur_scr_win, *main_hb, *main_tb, *cur_opts_fr, *ed_opts_fr, *main_vb, *if_linktype_lb, *if_descr_lb, *if_hide_lb, *bbox, *ok_bt, *cancel_bt, *help_bt; GtkListStore *list_store; GtkWidget *list; GtkTreeViewColumn *column; GtkCellRenderer *renderer; GtkTreeView *list_view; GtkTreeSelection *selection; int row = 0; GtkWidget *caller = gtk_widget_get_toplevel(w); GtkTooltips *tooltips = gtk_tooltips_new(); /* Has an edit dialog box already been opened for that top-level widget? */ ifopts_edit_dlg = g_object_get_data(G_OBJECT(caller), IFOPTS_DIALOG_PTR_KEY); if (ifopts_edit_dlg != NULL) { /* Yes. Just re-activate that dialog box. */ reactivate_window(ifopts_edit_dlg); return; } /* create a new dialog */ ifopts_edit_dlg = dlg_conf_window_new("Wireshark: Preferences: Interface Options"); gtk_window_set_default_size(GTK_WINDOW(ifopts_edit_dlg), DEF_WIDTH, 340); main_vb = gtk_vbox_new(FALSE, 1); gtk_container_set_border_width(GTK_CONTAINER(main_vb), 5); gtk_container_add(GTK_CONTAINER(ifopts_edit_dlg), main_vb); gtk_widget_show(main_vb); /* create current options frame */ cur_opts_fr = gtk_frame_new("Interfaces"); gtk_container_add(GTK_CONTAINER(main_vb), cur_opts_fr); gtk_widget_show(cur_opts_fr); /* create a scrolled window to pack the current options TreeView widget into */ cur_scr_win = scrolled_window_new(NULL, NULL); gtk_container_set_border_width(GTK_CONTAINER(cur_scr_win), 3); gtk_container_add(GTK_CONTAINER(cur_opts_fr), cur_scr_win); gtk_widget_show(cur_scr_win); /* * Create current options TreeView. */ list_store = gtk_list_store_new(N_COLUMN, /* Total number of columns XXX */ G_TYPE_STRING, /* Device */ G_TYPE_STRING, /* Description */ G_TYPE_STRING, /* Default link-layer */ G_TYPE_STRING, /* Comment */ G_TYPE_STRING, /* Hide? */ G_TYPE_INT); /* Dlt */ list = gtk_tree_view_new_with_model (GTK_TREE_MODEL (list_store)); list_view = GTK_TREE_VIEW(list); /* The view now holds a reference. We can get rid of our own reference */ g_object_unref (G_OBJECT (list_store)); /* * Create the first column packet, associating the "text" attribute of the * cell_renderer to the first column of the model */ renderer = gtk_cell_renderer_text_new (); column = gtk_tree_view_column_new_with_attributes ("Device", renderer, "text", DEVICE_COLUMN, NULL); gtk_tree_view_column_set_resizable(column, TRUE); gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED); gtk_tree_view_column_set_min_width(column, 230); /* Add the column to the view. */ gtk_tree_view_append_column (list_view, column); column = gtk_tree_view_column_new_with_attributes ("Description", renderer, "text", DESC_COLUMN, NULL); gtk_tree_view_column_set_resizable(column, TRUE); gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED); gtk_tree_view_column_set_min_width(column, 260); /* Add the column to the view. */ gtk_tree_view_append_column (list_view, column); column = gtk_tree_view_column_new_with_attributes ("Default link-layer", renderer, "text", DEF_LINK_LAYER_COLUMN, NULL); gtk_tree_view_column_set_resizable(column, TRUE); gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED); gtk_tree_view_column_set_min_width(column, 260); /* Add the column to the view. */ gtk_tree_view_append_column (list_view, column); column = gtk_tree_view_column_new_with_attributes ("Comment", renderer, "text", COMMENT_COLUMN, NULL); gtk_tree_view_column_set_resizable(column, TRUE); gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED); gtk_tree_view_column_set_min_width(column, 100); /* Add the column to the view. */ gtk_tree_view_append_column (list_view, column); column = gtk_tree_view_column_new_with_attributes ("Hide?", renderer, "text", HIDE_COLUMN, NULL); gtk_tree_view_column_set_resizable(column, TRUE); gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED); gtk_tree_view_column_set_min_width(column, 40); /* Add the column to the view. */ gtk_tree_view_append_column (list_view, column); #if 0 /* Don't show the DLT column */ column = gtk_tree_view_column_new_with_attributes ("DLT", renderer, "text", DLT_COLUMN, NULL); gtk_tree_view_column_set_resizable(column, TRUE); gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED); gtk_tree_view_column_set_min_width(column, 40); /* Add the column to the view. */ gtk_tree_view_append_column (list_view, column); #endif /* Setup the selection handler */ selection = gtk_tree_view_get_selection(list_view); gtk_tree_selection_set_mode(selection, GTK_SELECTION_SINGLE); cur_list = list; gtk_container_add(GTK_CONTAINER(cur_scr_win), cur_list); if_selection = selection; g_signal_connect (G_OBJECT (selection), "changed", /* select_row */ G_CALLBACK (ifopts_edit_ifsel_cb), NULL); gtk_widget_show(cur_list); /* add interface names to cell */ ifopts_if_liststore_add(); /* create edit options frame */ ed_opts_fr = gtk_frame_new("Properties"); gtk_box_pack_start(GTK_BOX(main_vb), ed_opts_fr, FALSE, FALSE, 0); gtk_widget_show(ed_opts_fr); main_hb = gtk_hbox_new(TRUE, 5); gtk_container_set_border_width(GTK_CONTAINER(main_hb), 3); gtk_container_add(GTK_CONTAINER(ed_opts_fr), main_hb); gtk_widget_show(main_hb); /* table to hold description text entry and hide button */ main_tb = gtk_table_new(IFOPTS_TABLE_ROWS, 4, FALSE); gtk_box_pack_start(GTK_BOX(main_hb), main_tb, TRUE, FALSE, 10); gtk_table_set_row_spacings(GTK_TABLE(main_tb), 10); gtk_table_set_col_spacings(GTK_TABLE(main_tb), 10); gtk_widget_show(main_tb); if_dev_lb = gtk_label_new("Device:"); gtk_table_attach_defaults(GTK_TABLE(main_tb), if_dev_lb, 0, 1, row, row+1); gtk_misc_set_alignment(GTK_MISC(if_dev_lb), 1.0f, 0.5f); gtk_widget_show(if_dev_lb); if_dev_lb = gtk_label_new(""); gtk_table_attach_defaults(GTK_TABLE(main_tb), if_dev_lb, 1, 2, row, row+1); gtk_misc_set_alignment(GTK_MISC(if_dev_lb), 0.0f, 0.5f); gtk_widget_show(if_dev_lb); row++; if_name_lb = gtk_label_new("Description:"); gtk_table_attach_defaults(GTK_TABLE(main_tb), if_name_lb, 0, 1, row, row+1); gtk_misc_set_alignment(GTK_MISC(if_name_lb), 1.0f, 0.5f); gtk_widget_show(if_name_lb); if_name_lb = gtk_label_new(""); gtk_table_attach_defaults(GTK_TABLE(main_tb), if_name_lb, 1, 2, row, row+1); gtk_misc_set_alignment(GTK_MISC(if_name_lb), 0.0f, 0.5f); gtk_widget_show(if_name_lb); row++; if_linktype_lb = gtk_label_new("Default link-layer header type:"); gtk_table_attach_defaults(GTK_TABLE(main_tb), if_linktype_lb, 0, 1, row, row+1); gtk_misc_set_alignment(GTK_MISC(if_linktype_lb), 1.0f, 0.5f); gtk_widget_show(if_linktype_lb); if_linktype_cb = gtk_combo_box_new_text(); num_linktypes = 0; interfaces_info_nochange = FALSE; g_signal_connect(if_linktype_cb, "changed", G_CALLBACK(ifopts_edit_linktype_changed_cb), cur_list); gtk_table_attach_defaults(GTK_TABLE(main_tb), if_linktype_cb, 1, 2, row, row+1); gtk_widget_show(if_linktype_cb); row++; /* create interface description label and text entry */ if_descr_lb = gtk_label_new("Comment:"); gtk_table_attach_defaults(GTK_TABLE(main_tb), if_descr_lb, 0, 1, row, row+1); gtk_misc_set_alignment(GTK_MISC(if_descr_lb), 1.0f, 0.5f); gtk_widget_show(if_descr_lb); if_descr_te = gtk_entry_new(); g_signal_connect(if_descr_te, "changed", G_CALLBACK(ifopts_edit_descr_changed_cb), cur_list); gtk_entry_set_max_length(GTK_ENTRY(if_descr_te), IFOPTS_MAX_DESCR_LEN); gtk_table_attach_defaults(GTK_TABLE(main_tb), if_descr_te, 1, 2, row, row+1); gtk_widget_show(if_descr_te); row++; /* create "hide interface" label and button */ if_hide_lb = gtk_label_new("Hide interface?:"); gtk_table_attach_defaults(GTK_TABLE(main_tb), if_hide_lb, 0, 1, row, row+1); gtk_misc_set_alignment(GTK_MISC(if_hide_lb), 1.0f, 0.5f); gtk_widget_show(if_hide_lb); if_hide_cb = gtk_check_button_new(); g_signal_connect(if_hide_cb, "toggled", G_CALLBACK(ifopts_edit_hide_changed_cb), cur_list); gtk_table_attach_defaults(GTK_TABLE(main_tb), if_hide_cb, 1, 2, row, row+1); gtk_widget_show(if_hide_cb); row++; /* button row: OK and Cancel buttons */ bbox = dlg_button_row_new(GTK_STOCK_OK, GTK_STOCK_CANCEL, GTK_STOCK_HELP, NULL); gtk_box_pack_start(GTK_BOX(main_vb), bbox, FALSE, FALSE, 0); gtk_widget_show(bbox); ok_bt = g_object_get_data(G_OBJECT(bbox), GTK_STOCK_OK); gtk_tooltips_set_tip(tooltips, ok_bt, "Save changes and exit dialog", NULL); g_signal_connect(ok_bt, "clicked", G_CALLBACK(ifopts_edit_ok_cb), ifopts_edit_dlg); cancel_bt = g_object_get_data(G_OBJECT(bbox), GTK_STOCK_CANCEL); gtk_tooltips_set_tip(tooltips, cancel_bt, "Cancel and exit dialog", NULL); window_set_cancel_button(ifopts_edit_dlg, cancel_bt, window_cancel_button_cb); help_bt = g_object_get_data(G_OBJECT(bbox), GTK_STOCK_HELP); g_signal_connect(help_bt, "clicked", G_CALLBACK(topic_cb), (gpointer)HELP_CAPTURE_INTERFACE_OPTIONS_DIALOG); gtk_tooltips_set_tip (tooltips, help_bt, "Show topic specific help", NULL); gtk_widget_grab_default(ok_bt); g_signal_connect(ifopts_edit_dlg, "delete_event", G_CALLBACK(window_delete_event_cb), NULL); /* Call a handler when we're destroyed, so we can inform our caller, if any, that we've been destroyed. */ g_signal_connect(ifopts_edit_dlg, "destroy", G_CALLBACK(ifopts_edit_destroy_cb), NULL); /* Set the key for the new dialog to point to our caller. */ g_object_set_data(G_OBJECT(ifopts_edit_dlg), IFOPTS_CALLER_PTR_KEY, caller); /* Set the key for the caller to point to us */ g_object_set_data(G_OBJECT(caller), IFOPTS_DIALOG_PTR_KEY, ifopts_edit_dlg); gtk_widget_show(ifopts_edit_dlg); /* triggers ifopts_edit_ifsel_cb() with the */ /* "interfaces" TreeView first row selected */ window_present(ifopts_edit_dlg); } /* * User selected "OK". Create/write preferences strings. */ static void ifopts_edit_ok_cb(GtkWidget *w _U_, gpointer parent_w) { if (if_selection){ /* XXX: Cannot be NULL ?? */ /* create/write new interfaces link-layer string */ ifopts_write_new_linklayer(); /* create/write new interfaces description string */ ifopts_write_new_descr(); /* create/write new "hidden" interfaces string */ ifopts_write_new_hide(); } /* Update welcome page */ welcome_if_panel_reload (); /* Now nuke this window. */ gtk_grab_remove(GTK_WIDGET(parent_w)); window_destroy(GTK_WIDGET(parent_w)); } static void ifopts_edit_destroy_cb(GtkWidget *win, gpointer data _U_) { GtkWidget *caller; /* Get the widget that requested that we be popped up, if any. (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 = g_object_get_data(G_OBJECT(win), IFOPTS_CALLER_PTR_KEY); if (caller != NULL) { /* Tell it we no longer exist. */ g_object_set_data(G_OBJECT(caller), IFOPTS_DIALOG_PTR_KEY, NULL); } } static gint ifopts_description_to_val (const char *if_name, const char *descr) { GList *lt_list; int dlt = -1; lt_list = capture_pcap_linktype_list(if_name, NULL); if (lt_list != NULL) { GList *lt_entry; /* XXX: Code skips first entry because that's the default ??? */ for (lt_entry = g_list_next(lt_list); lt_entry != NULL; lt_entry = g_list_next(lt_entry)) { data_link_info_t *dli_p = lt_entry->data; if (dli_p->description) { if (strcmp(dli_p->description, descr) == 0) { dlt = dli_p->dlt; break; } } else { if (strcmp(dli_p->name, descr) == 0) { dlt = dli_p->dlt; break; } } } free_pcap_linktype_list(lt_list); } return dlt; } /* * Interface selected callback; update displayed widgets. */ static void ifopts_edit_ifsel_cb(GtkTreeSelection *selection _U_, gpointer data _U_) { GtkTreeIter iter; GtkTreeModel *model; gchar *desc, *comment, *hide, *text; gchar *if_name, *linktype; GList *lt_list; gint selected = 0; /* Get list_store data for currently selected interface */ if (!gtk_tree_selection_get_selected (if_selection, &model, &iter)){ return; } gtk_tree_model_get(model, &iter, DEVICE_COLUMN, &if_name, DESC_COLUMN, &desc, DEF_LINK_LAYER_COLUMN, &linktype, COMMENT_COLUMN, &comment, HIDE_COLUMN, &hide, -1); /* display the interface device from current interfaces selection */ gtk_label_set_text(GTK_LABEL(if_dev_lb), if_name); /* display the interface name from current interfaces selection */ gtk_label_set_text(GTK_LABEL(if_name_lb), desc); /* Ignore "changed" callbacks while we update the Properties widgets */ interfaces_info_nochange = TRUE; /* display the link-layer header type from current interfaces selection */ /* -- remove old linktype list (if any) from the ComboBox */ while (num_linktypes > 0) { num_linktypes--; gtk_combo_box_remove_text (GTK_COMBO_BOX(if_linktype_cb), num_linktypes); } /* -- build and add to the ComboBox a linktype list for the current interfaces selection */ lt_list = capture_pcap_linktype_list(if_name, NULL); if (lt_list != NULL) { GList *lt_entry; for (lt_entry = lt_list; lt_entry != NULL; lt_entry = g_list_next(lt_entry)) { data_link_info_t *dli_p = lt_entry->data; text = (dli_p->description != NULL) ? dli_p->description : dli_p->name; if (strcmp(linktype, text) == 0) { selected = num_linktypes; } gtk_combo_box_append_text(GTK_COMBO_BOX(if_linktype_cb), text); num_linktypes++; } gtk_widget_set_sensitive(if_linktype_cb, num_linktypes >= 2); gtk_combo_box_set_active(GTK_COMBO_BOX(if_linktype_cb), selected); free_pcap_linktype_list(lt_list); } /* display the interface description from current interfaces selection */ gtk_entry_set_text(GTK_ENTRY(if_descr_te), comment); /* display the "hide interface" button state from current interfaces selection */ if (strcmp("Yes", hide) == 0) gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(if_hide_cb), TRUE); else gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(if_hide_cb), FALSE); interfaces_info_nochange = FALSE; g_free(if_name); g_free(desc); g_free(linktype); g_free(comment); g_free(hide); } /* * Link-layer entry changed callback; update list_store for currently selected interface. */ static void ifopts_edit_linktype_changed_cb(GtkComboBox *cb, gpointer udata) { gchar *ifnm, *text; gint linktype; GtkTreeModel *list_model; #if ! GTK_CHECK_VERSION(2,6,0) GtkTreeIter iter; GtkTreeModel *model; #endif GtkTreeIter list_iter; GtkListStore *list_store; if (interfaces_info_nochange) return; if (if_selection == NULL) /* XXX: Cannot be NULL ?? */ return; if (!gtk_tree_selection_get_selected (if_selection, &list_model, &list_iter)){ return; } gtk_tree_model_get(list_model, &list_iter, DEVICE_COLUMN, &ifnm, -1); /* get current description text and set value in list_store for currently selected interface */ #if GTK_CHECK_VERSION(2,6,0) text = gtk_combo_box_get_active_text(cb); if (text) { #else if (gtk_combo_box_get_active_iter(GTK_COMBO_BOX(cb), &iter)) { model = gtk_combo_box_get_model(GTK_COMBO_BOX(cb)); gtk_tree_model_get(model, &iter, 0, &text, -1); #endif linktype = ifopts_description_to_val(ifnm, text); list_store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW (udata))); /* Get store */ gtk_list_store_set (list_store, &list_iter, DEF_LINK_LAYER_COLUMN, text, DLT_COLUMN, linktype, -1); g_free(text); } } /* * Comment text entry changed callback; update list_store for currently selected interface. */ static void ifopts_edit_descr_changed_cb(GtkEditable *ed, gpointer udata) { gchar *text; GtkTreeModel *list_model; GtkTreeIter list_iter; GtkListStore *list_store; if (interfaces_info_nochange) return; if (if_selection == NULL) /* XXX: Cannot be NULL ?? */ return; if (!gtk_tree_selection_get_selected (if_selection, &list_model, &list_iter)){ return; } /* get current description text and set value in list_store for currently selected interface */ text = gtk_editable_get_chars(GTK_EDITABLE(ed), 0, -1); /* replace any reserved formatting characters "()," with spaces */ g_strdelimit(text, "(),", ' '); list_store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW (udata))); /* Get store */ gtk_list_store_set (list_store, &list_iter, COMMENT_COLUMN, text, -1); g_free(text); } /* * Hide toggle button changed callback; update list_store for currently selected interface . */ static void ifopts_edit_hide_changed_cb(GtkToggleButton *tbt, gpointer udata) { GtkTreeModel *list_model; GtkTreeIter list_iter; GtkListStore *list_store; if (interfaces_info_nochange) return; if (if_selection == NULL) /* XXX: Cannot be NULL ?? */ return; if (!gtk_tree_selection_get_selected (if_selection, &list_model, &list_iter)){ return; } list_store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW (udata))); /* Get store */ /* get "hide" button state and set text in list_store for currently selected interface */ if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tbt)) == TRUE) gtk_list_store_set (list_store, &list_iter, HIDE_COLUMN, "Yes", -1); else gtk_list_store_set (list_store, &list_iter, HIDE_COLUMN, "No", -1); } /* * Add any saved interface options that apply to interfaces ListStore. * * NOTE: * Interfaces that have been removed from the machine or disabled and * no longer apply are ignored. Therefore, if the user subsequently * selects "OK", the options for these interfaces are lost (they're * lost permanently if "Save" is selected). */ static void ifopts_options_add(GtkListStore *list_store, if_info_t *if_info) { gchar *p; gchar *ifnm; gchar *desc; gchar *pr_descr; gchar *text[] = { NULL, NULL, NULL, NULL, NULL }; GList *lt_list; gint linktype; GtkTreeIter iter; /* set device name text */ text[0] = g_strdup(if_info->name); /* set OS description */ if (if_info->description != NULL) text[1] = g_strdup(if_info->description); else text[1] = g_strdup(""); /* set default link-layer header type */ linktype = capture_dev_user_linktype_find(if_info->name); lt_list = capture_pcap_linktype_list(if_info->name, NULL); if (lt_list != NULL) { GList *lt_entry; for (lt_entry = lt_list; lt_entry != NULL; lt_entry = g_list_next(lt_entry)) { data_link_info_t *dli_p = lt_entry->data; /* If we have no previous link-layer header type we use the first one */ if (linktype == -1 || linktype == dli_p->dlt) { if (dli_p->description) { text[2] = g_strdup(dli_p->description); } else { text[2] = g_strdup(dli_p->name); } break; } } free_pcap_linktype_list(lt_list); } /* if we have no link-layer */ if (text[2] == NULL) text[2] = g_strdup(""); /* add interface descriptions */ if (prefs.capture_devices_descr != NULL) { /* create working copy of device descriptions */ pr_descr = g_strdup(prefs.capture_devices_descr); /* if we find a description for this interface */ if ((ifnm = strstr(pr_descr, if_info->name)) != NULL) { p = ifnm; while (*p != '\0') { /* found left parenthesis, start of description */ if (*p == '(') { p++; /* if syntax error */ if ((*p == '\0') || (*p == ',') || (*p == '(') || (*p == ')')) break; /* save pointer to beginning of description */ desc = p; p++; /* skip to end of description */ while (*p != '\0') { /* if syntax error */ if ((*p == ',') || (*p == '(')) break; /* end of description */ else if (*p == ')') { /* terminate and set description text */ *p = '\0'; text[3] = g_strdup(desc); break; } p++; } /* get out */ break; } else p++; } } g_free(pr_descr); } /* if we have no description */ if (text[3] == NULL) text[3] = g_strdup(""); /* check if interface is "hidden" */ if ((prefs.capture_devices_hide != NULL) && (strstr(prefs.capture_devices_hide, if_info->name) != NULL)) text[4] = g_strdup("Yes"); else text[4] = g_strdup("No"); /* add row to ListStore */ #if GTK_CHECK_VERSION(2,6,0) gtk_list_store_insert_with_values( list_store , &iter, G_MAXINT, #else gtk_list_store_append (list_store, &iter); gtk_list_store_set (list_store, &iter, #endif DEVICE_COLUMN, text[0], DESC_COLUMN, text[1], DEF_LINK_LAYER_COLUMN, text[2], COMMENT_COLUMN, text[3], HIDE_COLUMN, text[4], DLT_COLUMN, linktype, -1); ifopts_options_free(text); } static void ifopts_options_free(gchar *text[]) { gint i; for (i=0; i < IFOPTS_LIST_COLS; i++) { if (text[i] != NULL) { g_free(text[i]); text[i] = NULL; } } } /* * Add all interfaces to interfaces ListStore. */ static void ifopts_if_liststore_add(void) { GList *if_list, *ifl_p; int err; gchar *err_str; if_list = capture_interface_list(&err, &err_str); /* if_list = ptr to first element of list (or NULL) */ if (if_list == NULL) { if (err != NO_INTERFACES_FOUND) { simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", err_str); } g_free(err_str); return; } /* We have an interface list. */ /* add OS description + interface name text to ListStore */ ifl_p = if_list; for (ifl_p = if_list; ifl_p != NULL; ifl_p = g_list_next(ifl_p)) { /* should never happen, but just in case */ if ((ifl_p->data) == NULL) continue; /* fill current options ListStore with current preference values */ ifopts_options_add(GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW (cur_list))), (if_info_t *)ifl_p->data); } free_interface_list(if_list); } /* * Create/write new interfaces link-layer string based on current CList. * Put it into the preferences value. */ static void ifopts_write_new_linklayer(void) { GtkListStore *store; GtkTreeIter iter; GtkTreeModel *model; gboolean more_items = TRUE, first_if = TRUE; /* flag to check if first in list */ gchar *ifnm; gint linktype; gchar *tmp_linklayer; gchar *new_linklayer; /* new preferences interfaces link-layer string */ new_linklayer = g_malloc0(MAX_VAL_LEN); /* get link-layer for each row (interface) */ model = gtk_tree_view_get_model(GTK_TREE_VIEW(cur_list)); store = GTK_LIST_STORE(model); if( gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter) ) { while (more_items) { gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, DEVICE_COLUMN, &ifnm, DLT_COLUMN, &linktype, -1); if (linktype == -1){ more_items = gtk_tree_model_iter_next (model,&iter); continue; } if (first_if != TRUE) { g_strlcat (new_linklayer, ",", MAX_VAL_LEN); } /* * create/cat interface link-layer to new string * (leave space for parens, comma and terminator) */ tmp_linklayer = g_strdup_printf("%s(%d)", ifnm, linktype); g_strlcat(new_linklayer, tmp_linklayer, MAX_VAL_LEN); g_free(tmp_linklayer); g_free(ifnm); /* set first-in-list flag to false */ first_if = FALSE; more_items = gtk_tree_model_iter_next (model,&iter); } /* write new link-layer string to preferences */ if (strlen(new_linklayer) > 0) { g_free(prefs.capture_devices_linktypes); prefs.capture_devices_linktypes = new_linklayer; } /* no link-layers */ else { g_free(prefs.capture_devices_linktypes); g_free(new_linklayer); prefs.capture_devices_linktypes = NULL; } } } /* * Create/write new interfaces description string based on current CList. * Put it into the preferences value. */ static void ifopts_write_new_descr(void) { GtkListStore *store; GtkTreeIter iter; GtkTreeModel *model; gboolean more_items = TRUE; gboolean first_if = TRUE; /* flag to check if first in list */ gchar *ifnm; gchar *desc; gchar *tmp_descr; gchar *new_descr; /* new preferences interfaces description string */ new_descr = g_malloc0(MAX_VAL_LEN); /* get description for each row (interface) */ model = gtk_tree_view_get_model(GTK_TREE_VIEW(cur_list)); store = GTK_LIST_STORE(model); if( gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter) ) { while (more_items) { gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, DEVICE_COLUMN, &ifnm, COMMENT_COLUMN, &desc, -1); /* if no description, skip this interface */ if (strlen(desc) == 0){ more_items = gtk_tree_model_iter_next (model,&iter); continue; } /* * create/cat interface description to new string * (leave space for parens, comma and terminator) */ if (first_if != TRUE) { g_strlcat (new_descr, ",", MAX_VAL_LEN); } tmp_descr = g_strdup_printf("%s(%s)", ifnm, desc); g_strlcat(new_descr, tmp_descr, MAX_VAL_LEN); g_free(tmp_descr); /* set first-in-list flag to false */ first_if = FALSE; more_items = gtk_tree_model_iter_next (model,&iter); } /* write new description string to preferences */ if (strlen(new_descr) > 0) { g_free(prefs.capture_devices_descr); prefs.capture_devices_descr = new_descr; } /* no descriptions */ else { g_free(prefs.capture_devices_descr); g_free(new_descr); prefs.capture_devices_descr = NULL; } } } /* * Create/write new "hidden" interfaces string based on current CList. * Put it into the preferences value. */ static void ifopts_write_new_hide(void) { GtkListStore *store; GtkTreeIter iter; GtkTreeModel *model; gboolean more_items = TRUE; gint first_if = TRUE; /* flag to check if first in list */ gchar *ifnm; gchar *hide; gchar *new_hide; /* new preferences "hidden" interfaces string */ new_hide = g_malloc0(MAX_VAL_LEN); /* get "hide" flag text for each row (interface) */ model = gtk_tree_view_get_model(GTK_TREE_VIEW(cur_list)); store = GTK_LIST_STORE(model); if( gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter) ) { while (more_items) { gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, DEVICE_COLUMN, &ifnm, HIDE_COLUMN, &hide, -1); /* if flag text is "No", skip this interface */ if (strcmp("No", hide) == 0){ more_items = gtk_tree_model_iter_next (model,&iter); continue; } /* * create/cat interface to new string */ if (first_if != TRUE) g_strlcat (new_hide, ",", MAX_VAL_LEN); g_strlcat (new_hide, ifnm, MAX_VAL_LEN); /* set first-in-list flag to false */ first_if = FALSE; more_items = gtk_tree_model_iter_next (model,&iter); } /* write new "hidden" string to preferences */ if (strlen(new_hide) > 0) { g_free(prefs.capture_devices_hide); prefs.capture_devices_hide = new_hide; } /* no "hidden" interfaces */ else { g_free(prefs.capture_devices_hide); g_free(new_hide); prefs.capture_devices_hide = NULL; } } } #endif /* HAVE_LIBPCAP */