firestarter-1.0.3.tar.gz

/*---[ policyview.c ]------------------------------------------------- * Copyright (C) 2004 Tomas Junnonen (majix@sci.fi) * * 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. * * The traffic policy editor page *--------------------------------------------------------------------*/ #include <config.h> #include <gnome.h> #include <stdarg.h> #include <sys/wait.h> #include "policyview.h" #include "gui.h" #include "globals.h" #include "preferences.h" #include "menus.h" #include "firestarter.h" #include "util.h" #include "scriptwriter.h" #include "service.h" #define RULEVIEW_HEIGHT 110 static GtkTreeView *modifying_view, *selected_view; static GtkWidget *in_allow_from, *in_allow_service, *in_forward, *out_deny_from, *out_deny_to, *out_deny_service, *out_allow_from, *out_allow_to, *out_allow_service; static gboolean modified_inbound, modified_outbound, modifications_require_restart; static GtkWidget *inbound_group; static GtkWidget *outbound_group; /* Feature mask for a target selector widget */ typedef enum { TARGET_ANYONE = 1 << 1, TARGET_FIREWALL = 1 << 2, TARGET_LAN = 1 << 3, TARGET_HOST = 1 << 4, TARGET_ALL = 0x3FFFFE } TargetMask; /* The different types of policy widgets implemented */ enum { RULE_HOST_SELECTOR, RULE_SERVICE_SELECTOR, RULE_TARGET_SELECTOR, RULE_FORWARD_SELECTOR, RULE_COMMENT } ; enum { POLICY_GROUP_INBOUND, POLICY_GROUP_OUTBOUND, }; static GtkWidget * embed_in_scrolled_window (GtkWidget *widget) { GtkWidget *window; window = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (window), GTK_SHADOW_IN); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (window), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC); gtk_container_add (GTK_CONTAINER (window), widget); return window; } static void widget_visibility_sync_toggle (GtkWidget *source, GtkWidget *target) { gboolean visible; visible = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (source)); if (visible) gtk_widget_show (target); else gtk_widget_hide (target); } /* [ append_to_view ] * Append rule data to a rule view * Either pass the view to be appended to, OR the already initialized store and iter */ static gboolean append_to_view (GtkTreeView *view, GtkListStore *user_store, GtkTreeIter *user_iter, gchar *data) { GtkTreeIter *iter; GtkListStore *store; gchar **tokens; gchar *token; gint elements_read; gint i, columns; if (view == NULL) { iter = user_iter; store = user_store; } else { iter = g_new (GtkTreeIter, 1); store = (GtkListStore *)gtk_tree_view_get_model(GTK_TREE_VIEW (view)); } columns = gtk_tree_model_get_n_columns (GTK_TREE_MODEL (store)); tokens = g_strsplit (data, ",", -1); for (i = 0, token = tokens[0]; token != NULL; i++) { token = tokens[i]; } elements_read = i-1; if (elements_read != columns) { /* Check that the rule entry has the correct number of parameters */ g_printerr ("Malformed user rule encountered: %s. Cause: insufficient elements!\n", data); g_free (data); g_strfreev (tokens); return FALSE; } gtk_list_store_append (store, iter); for (i = 0; i < columns; i++) { token = g_strstrip (tokens[i]); if (gtk_tree_model_get_column_type (GTK_TREE_MODEL (store), i) == G_TYPE_INT) gtk_list_store_set (store, iter, i, atoi(token), -1); else gtk_list_store_set (store, iter, i, token, -1); } if (preferences_get_bool (PREFS_APPLY_POLICY_INSTANTLY)) policyview_apply (); else menus_policy_apply_enabled (TRUE); g_strfreev (tokens); if (view != NULL) gtk_tree_iter_free (iter); return TRUE; } /* [ reload_view ] * Reload the data in a view from a rule file */ static void reload_view (GtkTreeView *view, gchar *path) { GtkTreeIter iter; GtkListStore *store; GIOChannel* in; GError *error = NULL; gchar *line; store = (GtkListStore *)gtk_tree_view_get_model(GTK_TREE_VIEW (view)); in = g_io_channel_new_file (path, "r", &error); if (in == NULL) { g_printerr ("Error reading file %s: %s\n", path, error->message); return; } while (g_io_channel_read_line (in, &line, NULL, NULL, &error) == G_IO_STATUS_NORMAL) { if (g_str_has_prefix(g_strstrip (line), "#")) /* Skip comments */ continue; append_to_view (NULL, store, &iter, line); } g_io_channel_shutdown (in, FALSE, NULL); } static void rule_dialog_reset (GtkDialog *dialog) { GtkWidget *element = NULL; element = g_object_get_data (G_OBJECT (dialog), "host_selector"); if (element) { gtk_entry_set_text (GTK_ENTRY (element), ""); gtk_widget_grab_focus (element); /* Reset focus */ } element = g_object_get_data (G_OBJECT (dialog), "service_selector_service"); if (element) { element = gtk_bin_get_child (GTK_BIN (element)); gtk_entry_set_text (GTK_ENTRY (element), ""); element = g_object_get_data (G_OBJECT (dialog), "service_selector_port"); gtk_entry_set_text (GTK_ENTRY (element), ""); } element = g_object_get_data (G_OBJECT (dialog), "target_selector_anyone"); if (element) { gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (element), TRUE); /* Reset the dialog */ element = g_object_get_data (G_OBJECT (dialog), "target_selector_host"); gtk_entry_set_text (GTK_ENTRY (element), ""); } element = g_object_get_data (G_OBJECT (dialog), "forward_selector_host"); if (element) { gtk_entry_set_text (GTK_ENTRY (element), ""); element = g_object_get_data (G_OBJECT (dialog), "forward_selector_port"); gtk_entry_set_text (GTK_ENTRY (element), ""); } element = g_object_get_data (G_OBJECT (dialog), "comment"); if (element) { gtk_entry_set_text (GTK_ENTRY (element), ""); } g_object_steal_data (G_OBJECT (dialog), "editing"); } static gboolean rule_dialog_validate_data (GtkDialog *dialog) { GtkWidget *element = NULL; GtkWidget *toggle; element = g_object_get_data (G_OBJECT (dialog), "host_selector"); if (element) { if (!is_a_valid_host (gtk_entry_get_text (GTK_ENTRY (element)))) { error_dialog (_("Invalid host"), _("Invalid host"), _("The host you have specified is not a valid host,\n" "please review your choice."), Firestarter.window); return FALSE; } } element = g_object_get_data (G_OBJECT (dialog), "service_selector_port"); if (element) { if (!is_a_valid_port (gtk_entry_get_text (GTK_ENTRY (element)))) { error_dialog (_("Invalid port"), _("Invalid port"), _("The port you have specified is not a valid port,\n" "please review your choice."), Firestarter.window); return FALSE; } } element = g_object_get_data (G_OBJECT (dialog), "target_selector_host"); toggle = g_object_get_data (G_OBJECT (dialog), "target_selector_ip"); if (element && gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (toggle))) { if (!is_a_valid_host (gtk_entry_get_text (GTK_ENTRY (element)))) { error_dialog (_("Invalid host"), _("Invalid host"), _("The host you have specified is not a valid host,\n" "please review your choice."), Firestarter.window); return FALSE; } } element = g_object_get_data (G_OBJECT (dialog), "forward_selector_host"); if (element) { if (!is_a_valid_host (gtk_entry_get_text (GTK_ENTRY (element)))) { error_dialog (_("Invalid internal host"), _("Invalid internal host"), _("The host you have specified is not a valid host,\n" "please review your choice."), Firestarter.window); return FALSE; } element = g_object_get_data (G_OBJECT (dialog), "forward_selector_port"); if (!is_a_valid_port (gtk_entry_get_text (GTK_ENTRY (element)))) { error_dialog (_("In