/* main_filter_toolbar.c * The filter toolbar * * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ /* * This file implements the "filter" toolbar for Wireshark. */ #include "config.h" #include #include #include "ui/recent.h" #include "ui/recent_utils.h" #include "ui/gtk/old-gtk-compat.h" #include "filter_dlg.h" #include "filter_autocomplete.h" #include "epan/prefs.h" #include "epan/plugin_if.h" #include "keys.h" #include "gtkglobals.h" #include "stock_icons.h" #include "main.h" #include "menus.h" #include "main_toolbar.h" #include "main_filter_toolbar.h" #include "filter_expression_save_dlg.h" #include "globals.h" #define MENU_BAR_PATH_FILE_OPEN "/Menubar/FileMenu/Open" #define MENU_BAR_PATH_EDIT_COPY_AS_FLT "/Menubar/EditMenu/Copy/AsFilter" #define MENU_BAR_PATH_ANALYZE_DISPLAY_FLT "/Menubar/AnalyzeMenu/DisplayFilters" #define MENU_BAR_PATH_ANALYZE_FOLLOW_TCP_STREAM "/Menubar/AnalyzeMenu/FollowTCPStream" #define MENU_BAR_PATH_ANALYZE_FOLLOW_UDP_STREAM "/Menubar/AnalyzeMenu/FollowUDPStream" #define MENU_BAR_PATH_ANALYZE_FOLLOW_SSL_STREAM "/Menubar/AnalyzeMenu/FollowSSLStream" #define MENU_BAR_PATH_ANALYZE_APL_AS_FLT_SEL "/Menubar/AnalyzeMenu/ApplyAsFilter/Selected" #define MENU_BAR_PATH_ANALYZE_APL_AS_FLT_NOT_SEL "/Menubar/AnalyzeMenu/ApplyAsFilter/NotSelected" #define MENU_BAR_PATH_ANALYZE_APL_AS_FLT_AND_SEL "/Menubar/AnalyzeMenu/ApplyAsFilter/AndSelected" #define MENU_BAR_PATH_ANALYZE_APL_AS_FLT_OR_SEL "/Menubar/AnalyzeMenu/ApplyAsFilter/OrSelected" #define MENU_BAR_PATH_ANALYZE_APL_AS_FLT_AND_NOT_SEL "/Menubar/AnalyzeMenu/ApplyAsFilter/AndNotSelected" #define MENU_BAR_PATH_ANALYZE_APL_AS_FLT_OR_NOT_SEL "/Menubar/AnalyzeMenu/ApplyAsFilter/OrNotSelected" #define MENU_BAR_PATH_ANALYZE_PREP_A_FLT_SEL "/Menubar/AnalyzeMenu/PrepareaFilter/Selected" #define MENU_BAR_PATH_ANALYZE_PREP_A_FLT_NOT_SEL "/Menubar/AnalyzeMenu/PrepareaFilter/NotSelected" #define MENU_BAR_PATH_ANALYZE_PREP_A_FLT_AND_SEL "/Menubar/AnalyzeMenu/PrepareaFilter/AndSelected" #define MENU_BAR_PATH_ANALYZE_PREP_A_FLT_OR_SEL "/Menubar/AnalyzeMenu/PrepareaFilter/OrSelected" #define MENU_BAR_PATH_ANALYZE_PREP_A_FLT_AND_NOT_SEL "/Menubar/AnalyzeMenu/PrepareaFilter/AndNotSelected" #define MENU_BAR_PATH_ANALYZE_PREP_A_FLT_OR_NOT_SEL "/Menubar/AnalyzeMenu/PrepareaFilter/OrNotSelected" GtkWidget *main_display_filter_widget=NULL; /* Run the current display filter on the current packet set, and redisplay. */ static void filter_activate_cb(GtkWidget *w _U_, gpointer data) { const char *s; s = gtk_entry_get_text(GTK_ENTRY(data)); main_filter_packets(&cfile, s, FALSE); } /* Enable both Clear and Apply button when filter is changed */ static void filter_changed_cb(GtkWidget *w _U_, gpointer data) { gtk_widget_set_sensitive ((GtkWidget *)g_object_get_data (G_OBJECT(data), E_DFILTER_APPLY_KEY), TRUE); gtk_widget_set_sensitive ((GtkWidget *)g_object_get_data (G_OBJECT(data), E_DFILTER_CLEAR_KEY), TRUE); gtk_widget_set_sensitive ((GtkWidget *)g_object_get_data (G_OBJECT(data), E_DFILTER_SAVE_KEY), TRUE); } /* redisplay with no display filter */ static void filter_reset_cb(GtkWidget *w, gpointer data _U_) { GtkWidget *filter_te = NULL; if ((filter_te = (GtkWidget *)g_object_get_data(G_OBJECT(w), E_DFILTER_TE_KEY))) { gtk_entry_set_text(GTK_ENTRY(filter_te), ""); } main_filter_packets(&cfile, NULL, FALSE); } static void filter_save_cb(GtkWidget *w _U_, GtkWindow *parent_w) { filter_expression_save_dlg(parent_w); } static void plugin_if_filter_apply(gconstpointer user_data) { /* code is derived from voip_calls_dlg.c::voip_calls_on_filter */ size_t filter_length; size_t max_filter_length = 2048; gchar *filter_string; if ( main_display_filter_widget != 0 ) { GHashTable * dataSet = (GHashTable *) user_data; if ( g_hash_table_lookup_extended(dataSet, "filter_string", NULL, NULL ) ) { filter_string = g_strndup((const char *)g_hash_table_lookup(dataSet, "filter_string"), max_filter_length); filter_length = strlen(filter_string); if ( filter_length < max_filter_length ) { gtk_entry_set_text(GTK_ENTRY(main_display_filter_widget), filter_string); main_filter_packets(&cfile, filter_string, FALSE); } } } } GtkWidget * filter_toolbar_new(void) { GtkWidget *filter_cm; GtkWidget *filter_te; GtkWidget *filter_tb; GtkToolItem *filter_bt, *filter_add_expr_bt, *filter_reset; GtkToolItem *filter_apply, *filter_save, *item; /* Display filter construct dialog has an Apply button, and "OK" not only sets our text widget, it activates it (i.e., it causes us to filter the capture). */ static construct_args_t args = { "Wireshark: Display Filter", TRUE, TRUE, FALSE }; /* filter toolbar */ filter_tb = gtk_toolbar_new(); gtk_orientable_set_orientation(GTK_ORIENTABLE(filter_tb), GTK_ORIENTATION_HORIZONTAL); g_object_set_data(G_OBJECT(top_level), E_TB_FILTER_KEY, filter_tb); gtk_widget_show(filter_tb); /* Create the "Filter:" button */ filter_bt = ws_gtk_tool_button_new_from_stock (WIRESHARK_STOCK_DISPLAY_FILTER_ENTRY); g_signal_connect(filter_bt, "clicked", G_CALLBACK(display_filter_construct_cb), &args); gtk_widget_show(GTK_WIDGET (filter_bt)); g_object_set_data(G_OBJECT(top_level), E_FILT_BT_PTR_KEY, filter_bt); gtk_toolbar_insert(GTK_TOOLBAR(filter_tb), filter_bt, -1); gtk_widget_set_tooltip_text(GTK_WIDGET(filter_bt), "Open the \"Display Filter\" dialog, to edit/apply filters"); /* Create the filter combobox */ filter_cm = gtk_combo_box_text_new_with_entry (); filter_te = gtk_bin_get_child(GTK_BIN(filter_cm)); main_display_filter_widget=filter_te; g_object_set_data(G_OBJECT(filter_bt), E_FILT_TE_PTR_KEY, filter_te); g_object_set_data(G_OBJECT(filter_te), E_DFILTER_CM_KEY, filter_cm); g_object_set_data(G_OBJECT(top_level), E_DFILTER_CM_KEY, filter_cm); g_signal_connect(filter_te, "activate", G_CALLBACK(filter_activate_cb), filter_te); g_signal_connect(filter_te, "changed", G_CALLBACK(filter_changed_cb), filter_cm); g_signal_connect(filter_te, "changed", G_CALLBACK(filter_te_syntax_check_cb), NULL); g_object_set_data(G_OBJECT(filter_tb), E_FILT_AUTOCOMP_PTR_KEY, NULL); g_object_set_data(G_OBJECT(filter_te), E_FILT_FIELD_USE_STATUSBAR_KEY, (gpointer)""); g_signal_connect(filter_te, "key-press-event", G_CALLBACK (filter_string_te_key_pressed_cb), NULL); g_signal_connect(filter_tb, "key-press-event", G_CALLBACK (filter_parent_dlg_key_pressed_cb), NULL); gtk_widget_set_size_request(filter_cm, 400, -1); gtk_widget_show(filter_cm); item = gtk_tool_item_new (); gtk_container_add (GTK_CONTAINER (item), filter_cm); gtk_widget_show (GTK_WIDGET (item)); gtk_toolbar_insert(GTK_TOOLBAR(filter_tb), item, -1); /* setting a tooltip for a combobox will do nothing, so add it to the corresponding text entry */ gtk_widget_set_tooltip_text(filter_cm, "Enter a display filter, or choose one of your recently used filters. " "The background color of this field is changed by a continuous syntax check " "(green is valid, red is invalid, yellow may have unexpected results)."); /* Create the "Add Expression..." button, to pop up a dialog for constructing filter comparison expressions. */ filter_add_expr_bt = ws_gtk_tool_button_new_from_stock(WIRESHARK_STOCK_ADD_EXPRESSION); g_object_set_data(G_OBJECT(filter_tb), E_FILT_FILTER_TE_KEY, filter_te); g_signal_connect(filter_add_expr_bt, "clicked", G_CALLBACK(filter_add_expr_bt_cb), filter_tb); gtk_widget_show(GTK_WIDGET(filter_add_expr_bt)); gtk_toolbar_insert(GTK_TOOLBAR(filter_tb), filter_add_expr_bt, -1); gtk_widget_set_tooltip_text(GTK_WIDGET(filter_add_expr_bt), "Add an expression to this filter string"); /* Create the "Clear" button */ filter_reset = ws_gtk_tool_button_new_from_stock(WIRESHARK_STOCK_CLEAR_EXPRESSION); g_object_set_data(G_OBJECT(filter_reset), E_DFILTER_TE_KEY, filter_te); g_object_set_data (G_OBJECT(filter_cm), E_DFILTER_CLEAR_KEY, filter_reset); g_signal_connect(filter_reset, "clicked", G_CALLBACK(filter_reset_cb), NULL); gtk_widget_set_sensitive (GTK_WIDGET(filter_reset), FALSE); gtk_widget_show(GTK_WIDGET(filter_reset)); gtk_toolbar_insert(GTK_TOOLBAR(filter_tb), filter_reset, -1); gtk_widget_set_tooltip_text(GTK_WIDGET(filter_reset), "Clear this filter string and update the display"); /* Create the "Apply" button */ filter_apply = ws_gtk_tool_button_new_from_stock(WIRESHARK_STOCK_APPLY_EXPRESSION); g_object_set_data(G_OBJECT(filter_apply), E_DFILTER_CM_KEY, filter_cm); g_object_set_data (G_OBJECT(filter_cm), E_DFILTER_APPLY_KEY, filter_apply); g_signal_connect(filter_apply, "clicked", G_CALLBACK(filter_activate_cb), filter_te); gtk_widget_set_sensitive (GTK_WIDGET(filter_apply), FALSE); gtk_widget_show(GTK_WIDGET(filter_apply)); gtk_toolbar_insert(GTK_TOOLBAR(filter_tb), filter_apply, -1); gtk_widget_set_tooltip_text(GTK_WIDGET(filter_apply), "Apply this filter string to the display"); /* Create the "Save" button */ filter_save = ws_gtk_tool_button_new_from_stock(GTK_STOCK_SAVE); g_object_set_data(G_OBJECT(filter_save), E_DFILTER_CM_KEY, filter_cm); g_object_set_data(G_OBJECT(filter_cm), E_DFILTER_SAVE_KEY, filter_save); g_signal_connect(filter_save, "clicked", G_CALLBACK(filter_save_cb), filter_te); gtk_widget_set_sensitive (GTK_WIDGET(filter_save), FALSE); gtk_widget_show(GTK_WIDGET(filter_save)); gtk_toolbar_insert(GTK_TOOLBAR(filter_tb), filter_save, -1); gtk_widget_set_tooltip_text(GTK_WIDGET(filter_save), "Create a button based on the current display filter"); /* Sets the text entry widget pointer as the E_DILTER_TE_KEY data * of any widget that ends up calling a callback which needs * that text entry pointer */ set_menu_object_data(MENU_BAR_PATH_FILE_OPEN, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_EDIT_COPY_AS_FLT, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_DISPLAY_FLT, E_FILT_TE_PTR_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_FOLLOW_TCP_STREAM, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_FOLLOW_UDP_STREAM, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_FOLLOW_SSL_STREAM, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_APL_AS_FLT_SEL, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_APL_AS_FLT_NOT_SEL, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_APL_AS_FLT_AND_SEL, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_APL_AS_FLT_OR_SEL, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_APL_AS_FLT_AND_NOT_SEL, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_APL_AS_FLT_OR_NOT_SEL, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_PREP_A_FLT_SEL, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_PREP_A_FLT_NOT_SEL, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_PREP_A_FLT_AND_SEL, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_PREP_A_FLT_OR_SEL, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_PREP_A_FLT_AND_NOT_SEL, E_DFILTER_TE_KEY, filter_te); set_menu_object_data(MENU_BAR_PATH_ANALYZE_PREP_A_FLT_OR_NOT_SEL, E_DFILTER_TE_KEY, filter_te); set_toolbar_object_data(E_DFILTER_TE_KEY, filter_te); g_object_set_data(G_OBJECT(popup_menu_object), E_DFILTER_TE_KEY, filter_te); filter_expression_save_dlg_init(filter_tb, filter_te); /* make current preferences effective */ toolbar_redraw_all(); plugin_if_register_gui_cb(PLUGIN_IF_FILTER_ACTION_APPLY, plugin_if_filter_apply ); plugin_if_register_gui_cb(PLUGIN_IF_FILTER_ACTION_PREPARE, plugin_if_filter_apply ); return filter_tb; } static gboolean dfilter_entry_match(GtkWidget *filter_cm, char *s, int *indx) { GtkTreeModel *model = gtk_combo_box_get_model (GTK_COMBO_BOX(filter_cm)); GtkTreeIter iter; GValue value = { 0, {{0}}}; const char *filter_str; int i; i = -1; if (!gtk_tree_model_get_iter_first (model, &iter)) { *indx = i; return FALSE; } do { i++; gtk_tree_model_get_value (model, &iter, 0, &value); filter_str = g_value_get_string (&value); if(filter_str) { if(strcmp(s, filter_str) == 0) { g_value_unset (&value); *indx = i; return TRUE; } } g_value_unset (&value); } while (gtk_tree_model_iter_next (model, &iter)); *indx = -1; return FALSE; } /* add a display filter to the combo box */ /* Note: a new filter string will not replace an old identical one */ static gboolean dfilter_combo_add(GtkWidget *filter_cm, char *s) { int indx; if(!dfilter_entry_match(filter_cm,s, &indx)) gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT(filter_cm), s); g_free(s); return TRUE; } /* write all non empty display filters (until maximum count) * of the combo box GList to the user's recent file */ void dfilter_recent_combo_write_all(FILE *rf) { GtkWidget *filter_cm = (GtkWidget *)g_object_get_data(G_OBJECT(top_level), E_DFILTER_CM_KEY); GtkTreeModel *model = gtk_combo_box_get_model (GTK_COMBO_BOX(filter_cm)); GtkTreeIter iter; GValue value = { 0, {{0}}}; const char *filter_str; guint max_count = 0; if (!gtk_tree_model_get_iter_first (model, &iter)) return; do { gtk_tree_model_get_value (model, &iter, 0, &value); filter_str = g_value_get_string (&value); if(filter_str) fprintf (rf, RECENT_KEY_DISPLAY_FILTER ": %s\n", filter_str); g_value_unset (&value); } while (gtk_tree_model_iter_next (model, &iter)&& (max_count++ < prefs.gui_recent_df_entries_max)); } /* add a display filter coming from the user's recent file to the dfilter combo box */ gboolean dfilter_combo_add_recent(const gchar *s) { GtkWidget *filter_cm = (GtkWidget *)g_object_get_data(G_OBJECT(top_level), E_DFILTER_CM_KEY); char *dupstr; dupstr = g_strdup(s); return dfilter_combo_add(filter_cm, dupstr); } /* call cf_filter_packets() and add this filter string to the recent filter list */ gboolean main_filter_packets(capture_file *cf, const gchar *dftext, gboolean force) { GtkWidget *filter_cm = (GtkWidget *)g_object_get_data(G_OBJECT(top_level), E_DFILTER_CM_KEY); gboolean free_filter = TRUE; char *s; cf_status_t cf_status; gint filter_count; s = g_strdup(dftext); cf_status = cf_filter_packets(cf, s, force); if (cf_status == CF_OK) { gtk_widget_set_sensitive ((GtkWidget *)g_object_get_data (G_OBJECT(filter_cm), E_DFILTER_APPLY_KEY), FALSE); if (!s || strlen (s) == 0) { gtk_widget_set_sensitive ((GtkWidget *)g_object_get_data (G_OBJECT(filter_cm), E_DFILTER_CLEAR_KEY), FALSE); gtk_widget_set_sensitive ((GtkWidget *)g_object_get_data (G_OBJECT(filter_cm), E_DFILTER_SAVE_KEY), FALSE); } } if (!s) return (cf_status == CF_OK); if (cf_status == CF_OK && strlen(s) > 0) { int indx; if(!dfilter_entry_match(filter_cm,s, &indx) || indx > -1) { /* If the filter is already there but not the first entry, remove it */ if (indx > -1) { gtk_combo_box_text_remove(GTK_COMBO_BOX_TEXT(filter_cm), indx); indx--; } /* Add the filter (at the head of the list) */ gtk_combo_box_text_prepend_text(GTK_COMBO_BOX_TEXT(filter_cm), s); indx++; } } if (free_filter) g_free(s); /* If we have too many entries, remove some */ filter_count = gtk_tree_model_iter_n_children(gtk_combo_box_get_model(GTK_COMBO_BOX(filter_cm)), NULL); while (filter_count >= (gint)prefs.gui_recent_df_entries_max) { filter_count--; gtk_combo_box_text_remove(GTK_COMBO_BOX_TEXT(filter_cm), filter_count); } return (cf_status == CF_OK); } /* * Editor modelines * * Local Variables: * c-basic-offset: 4 * tab-width: 8 * indent-tabs-mode: nil * End: * * ex: set shiftwidth=4 tabstop=8 expandtab: * :indentSize=4:tabSize=8:noTabs=true: */