// SPDX-License-Identifier: GPL-2.0+

/* NetworkManager Connection editor -- Connection editor for NetworkManager

 *

 * Dan Williams <dcbw@redhat.com>

 *

 * Copyright 2008 - 2014 Red Hat, Inc.

 */

#include "nm-default.h"

#include <netinet/in.h>

#include <sys/types.h>

#include <sys/socket.h>

#include <arpa/inet.h>

#include <errno.h>

#include <stdlib.h>

#include <string.h>

#include <gdk/gdkkeysyms.h>

#include <NetworkManager.h>

#include "ip6-routes-dialog.h"

#include "utils.h"

#include "ce-utils.h"

#define COL_ADDRESS 0

#define COL_PREFIX  1

#define COL_NEXT_HOP 2

#define COL_METRIC  3

#define COL_LAST COL_METRIC

/* Variables to temporarily save last edited cell value

 * from routes treeview (cancelling issues) */

static char *last_edited = NULL; /* cell text */

static char *last_path = NULL;   /* row in treeview */

static int last_column = -1;     /* column in treeview */

static gboolean

get_one_int64 (GtkTreeModel *model,

               GtkTreeIter *iter,

               int column,

               gint64 min_value,

               gint64 max_value,

               gboolean fail_if_missing,

               gint64 *out,

               char **out_raw)

{

	char *item = NULL;

	gboolean success = FALSE;

	long long int tmp_int;

	gtk_tree_model_get (model, iter, column, &item, -1);

	if (out_raw)

		*out_raw = item;

	if (!item || !strlen (item)) {

		if (!out_raw)

			g_free (item);

		return fail_if_missing ? FALSE : TRUE;

	}

	errno = 0;

	tmp_int = strtoll (item, NULL, 10);

	if (errno || tmp_int < min_value || tmp_int > max_value)

		goto out;

	*out = (gint64) tmp_int;

	success = TRUE;

out:

	if (!out_raw)

		g_free (item);

	return success;

}

static void

validate (GtkWidget *dialog)

{

	GtkBuilder *builder;

	GtkWidget *widget;

	GtkTreeModel *model;

	GtkTreeIter tree_iter;

	gboolean valid = FALSE, iter_valid = FALSE;

	g_return_if_fail (dialog != NULL);

	builder = g_object_get_data (G_OBJECT (dialog), "builder");

	g_return_if_fail (builder != NULL);

	g_return_if_fail (GTK_IS_BUILDER (builder));

	widget = GTK_WIDGET (gtk_builder_get_object (builder, "ip6_routes"));

	model = gtk_tree_view_get_model (GTK_TREE_VIEW (widget));

	iter_valid = gtk_tree_model_get_iter_first (model, &tree_iter);

	while (iter_valid) {

		char *dest = NULL, *next_hop = NULL;

		gint64 prefix = 0, metric = -1;

		/* Address */

		if (!utils_tree_model_get_address (model, &tree_iter, COL_ADDRESS, AF_INET6, TRUE, &dest, NULL))

			goto done;

		g_free (dest);

		/* Prefix */

		if (!utils_tree_model_get_int64 (model, &tree_iter, COL_PREFIX, 1, 128, TRUE, &prefix, NULL))

			goto done;

		/* Next hop (optional) */

		if (!utils_tree_model_get_address (model, &tree_iter, COL_NEXT_HOP, AF_INET6, FALSE, &next_hop, NULL))

			goto done;

		g_free (next_hop);

		/* Metric (optional) */

		if (!get_one_int64 (model, &tree_iter, COL_METRIC, 0, G_MAXUINT32, FALSE, &metric, NULL))

			goto done;

		iter_valid = gtk_tree_model_iter_next (model, &tree_iter);

	}

	valid = TRUE;

done:

	widget = GTK_WIDGET (gtk_builder_get_object (builder, "ok_button"));

	gtk_widget_set_sensitive (widget, valid);

}

static void

route_add_clicked (GtkButton *button, gpointer user_data)

{

	GtkBuilder *builder = GTK_BUILDER (user_data);

	GtkWidget *widget;

	GtkListStore *store;

	GtkTreeIter iter;

	GtkTreeSelection *selection;

	GtkTreeViewColumn *column;

	GtkTreePath *path;

	GList *cells;

	widget = GTK_WIDGET (gtk_builder_get_object (builder, "ip6_routes"));

	store = GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (widget)));

	gtk_list_store_append (store, &iter);

	gtk_list_store_set (store, &iter, COL_ADDRESS, "", -1);

	selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (widget));

	gtk_tree_selection_select_iter (selection, &iter);

	path = gtk_tree_model_get_path (GTK_TREE_MODEL (store), &iter);

	column = gtk_tree_view_get_column (GTK_TREE_VIEW (widget), COL_ADDRESS);

	/* FIXME: using cells->data is pretty fragile but GTK apparently doesn't

	 * have a way to get a cell renderer from a column based on path or iter

	 * or whatever.

	 */

	cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));

	gtk_tree_view_set_cursor_on_cell (GTK_TREE_VIEW (widget), path, column, cells->data, TRUE);

	g_list_free (cells);

	gtk_tree_path_free (path);

	validate (GTK_WIDGET (gtk_builder_get_object (builder, "ip6_routes_dialog")));

}

static void

route_delete_clicked (GtkButton *button, gpointer user_data)

{

	GtkBuilder *builder = GTK_BUILDER (user_data);

	GtkTreeView *treeview;

	GtkTreeSelection *selection;

	GList *selected_rows;

	GtkTreeModel *model = NULL;

	GtkTreeIter iter;

	int num_rows;

	treeview = GTK_TREE_VIEW (gtk_builder_get_object (builder, "ip6_routes"));

	selection = gtk_tree_view_get_selection (treeview);

	if (gtk_tree_selection_count_selected_rows (selection) != 1)

		return;

	selected_rows = gtk_tree_selection_get_selected_rows (selection, &model);

	if (!selected_rows)

		return;

	if (gtk_tree_model_get_iter (model, &iter, (GtkTreePath *) selected_rows->data))

		gtk_list_store_remove (GTK_LIST_STORE (model), &iter);

	g_list_free_full (selected_rows, (GDestroyNotify) gtk_tree_path_free);

	num_rows = gtk_tree_model_iter_n_children (model, NULL);

	if (num_rows && gtk_tree_model_iter_nth_child (model, &iter, NULL, num_rows - 1)) {

		selection = gtk_tree_view_get_selection (treeview);

		gtk_tree_selection_select_iter (selection, &iter);

	}

	validate (GTK_WIDGET (gtk_builder_get_object (builder, "ip6_routes_dialog")));

}

static void

list_selection_changed (GtkTreeSelection *selection, gpointer user_data)

{

	GtkWidget *button = GTK_WIDGET (user_data);

	GtkTreeIter iter;

	GtkTreeModel *model = NULL;

	if (gtk_tree_selection_get_selected (selection, &model, &iter))

		gtk_widget_set_sensitive (button, TRUE);

	else

		gtk_widget_set_sensitive (button, FALSE);

}

static void

cell_editing_canceled (GtkCellRenderer *renderer, gpointer user_data)

{

	GtkBuilder *builder = GTK_BUILDER (user_data);

	GtkTreeModel *model = NULL;

	GtkTreeSelection *selection;

	GtkTreeIter iter;

	guint32 column;

	if (last_edited) {

		selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (gtk_builder_get_object (builder, "ip6_routes")));

		if (gtk_tree_selection_get_selected (selection, &model, &iter)) {

			column = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (renderer), "column"));

			gtk_list_store_set (GTK_LIST_STORE (model), &iter, column, last_edited, -1);

		}

		g_free (last_edited);

		last_edited = NULL;

	}

	g_free (last_path);

	last_path = NULL;

	last_column = -1;

	validate (GTK_WIDGET (gtk_builder_get_object (builder, "ip6_routes_dialog")));

}

#define DO_NOT_CYCLE_TAG "do-not-cycle"

#define DIRECTION_TAG    "direction"

static void

cell_edited (GtkCellRendererText *cell,

             const gchar *path_string,

             const gchar *new_text,

             gpointer user_data)

{

	GtkBuilder *builder = GTK_BUILDER (user_data);

	GtkWidget *widget, *dialog;

	GtkListStore *store;

	GtkTreePath *path;

	GtkTreeIter iter;

	guint32 column;

	GtkTreeViewColumn *next_col;

	GtkCellRenderer *next_cell;

	gboolean can_cycle;

	int direction, tmp;

	/* Free auxiliary stuff */

	g_free (last_edited);

	last_edited = NULL;

	g_free (last_path);

	last_path = NULL;

	last_column = -1;

	widget = GTK_WIDGET (gtk_builder_get_object (builder, "ip6_routes"));

	store = GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (widget)));

	path = gtk_tree_path_new_from_string (path_string);

	column = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (cell), "column"));

	gtk_tree_model_get_iter (GTK_TREE_MODEL (store), &iter, path);

	gtk_list_store_set (store, &iter, column, new_text, -1);

	/* Move focus to the next/previous column */

	can_cycle = g_object_get_data (G_OBJECT (cell), DO_NOT_CYCLE_TAG) == NULL;

	direction = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (cell), DIRECTION_TAG));

	g_object_set_data (G_OBJECT (cell), DIRECTION_TAG, NULL);

	g_object_set_data (G_OBJECT (cell), DO_NOT_CYCLE_TAG, NULL);

	if (direction == 0)  /* Move forward by default */

		direction = 1;

	tmp = column + direction;

	if (can_cycle)

		column = tmp < 0 ? COL_LAST : tmp > COL_LAST ? 0 : tmp;

	else

		column = tmp;

	next_col = gtk_tree_view_get_column (GTK_TREE_VIEW (widget), column);

	dialog = GTK_WIDGET (gtk_builder_get_object (builder, "ip6_routes_dialog"));

	next_cell = g_slist_nth_data (g_object_get_data (G_OBJECT (dialog), "renderers"), column);

	gtk_tree_view_set_cursor_on_cell (GTK_TREE_VIEW (widget), path, next_col, next_cell, TRUE);

	gtk_tree_path_free (path);

	validate (dialog);

}

static void

ip_address_filter_cb (GtkEditable *editable,

                      gchar *text,

                      gint length,

                      gint *position,

                      gpointer user_data)

{

	GtkWidget *ok_button = user_data;

	gboolean changed;

	changed = utils_filter_editable_on_insert_text (editable,

	                                                text, length, position, user_data,

	                                                utils_char_is_ascii_ip6_address,

	                                                ip_address_filter_cb);

	if (changed) {

		g_free (last_edited);

		last_edited = gtk_editable_get_chars (editable, 0, -1);

	}

	/* Desensitize the OK button during input to simplify input validation.

	 * All routes will be validated on focus-out, which will then re-enable

	 * the OK button if the routes are valid.

	 */

	gtk_widget_set_sensitive (ok_button, FALSE);

}

static void

delete_text_cb (GtkEditable *editable,

                gint start_pos,

                gint end_pos,

                gpointer user_data)

{

	GtkWidget *ok_button = user_data;

	/* Keep last_edited up-to-date */

	g_free (last_edited);

	last_edited = gtk_editable_get_chars (editable, 0, -1);

	/* Desensitize the OK button during input to simplify input validation.

	 * All routes will be validated on focus-out, which will then re-enable

	 * the OK button if the routes are valid.

	 */

	gtk_widget_set_sensitive (ok_button, FALSE);

}

static gboolean

cell_changed_cb (GtkEditable *editable,

                 gpointer user_data)

{

	char *cell_text;

	guint column;

	GdkRGBA rgba;

	gboolean value_valid = FALSE;

	const char *colorname = NULL;

	cell_text = gtk_editable_get_chars (editable, 0, -1);

	column = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (user_data), "column"));

	if (column == COL_PREFIX) {

		long int tmp_int;

		errno = 0;

		tmp_int = strtol (cell_text, NULL, 10);

		if (!*cell_text || errno || tmp_int < 1 || tmp_int > 128)

			value_valid = FALSE;

		else

			value_valid = TRUE;

	} else if (column == COL_METRIC) {

		long int tmp_int;

		errno = 0;

		tmp_int = strtol (cell_text, NULL, 10);

		if (errno || tmp_int < 0 || tmp_int > G_MAXUINT32)

			value_valid = FALSE;

		else

			value_valid = TRUE;

	} else {

		struct in6_addr tmp_addr;

		if (inet_pton (AF_INET6, cell_text, &tmp_addr) > 0)

			value_valid = TRUE;

		/* :: is not accepted for address */

		if (column == COL_ADDRESS && IN6_IS_ADDR_UNSPECIFIED (&tmp_addr))

			value_valid = FALSE;

		/* Consider empty next_hop as valid */

		if (!*cell_text && column == COL_NEXT_HOP)

			value_valid = TRUE;

	}

	/* Change cell's background color while editing */

	colorname = value_valid ? "lightgreen" : "red";

	gdk_rgba_parse (&rgba, colorname);

	utils_override_bg_color (GTK_WIDGET (editable), &rgba);

	g_free (cell_text);

	return FALSE;

}

static gboolean

key_pressed_cb (GtkWidget *widget, GdkEventKey *event, gpointer user_data)

{

	GdkModifierType modifiers;

	GtkCellRenderer *cell = (GtkCellRenderer *) user_data;

	modifiers = event->state & gtk_accelerator_get_default_mod_mask ();

	/*

	 * Change some keys so that they work properly:

	 * We want:

	 *   - Tab should behave the same way as Enter (cycling on cells),

	 *   - Shift-Tab should move in backwards direction.

	 *   - Down arrow moves as Enter, but we have to handle Down arrow on

	 *     key pad.

	 *   - Up arrow should move backwards and we also have to handle Up arrow

	 *     on key pad.

	 *   - Enter should end editing when pressed on last column.

	 *

	 * Note: gtk_cell_editable_editing_done (GTK_CELL_EDITABLE (widget)) cannot be called

	 * in this function, because it would crash with XIM input (GTK_IM_MODULE=xim), see

	 * https://bugzilla.redhat.com/show_bug.cgi?id=747368

	 */

	if (event->keyval == GDK_KEY_Tab && modifiers == 0) {

		/* Tab */

		g_object_set_data (G_OBJECT (cell), DIRECTION_TAG, GINT_TO_POINTER (1));

		utils_fake_return_key (event);

	} else if (event->keyval == GDK_KEY_ISO_Left_Tab && modifiers == GDK_SHIFT_MASK) {

		/* Shift-Tab */

		g_object_set_data (G_OBJECT (cell), DIRECTION_TAG, GINT_TO_POINTER (-1));

		utils_fake_return_key (event);

	} else if (event->keyval == GDK_KEY_KP_Down)

		event->keyval = GDK_KEY_Down;

	else if (event->keyval == GDK_KEY_Up || event->keyval == GDK_KEY_KP_Up) {

		event->keyval = GDK_KEY_Up;

		g_object_set_data (G_OBJECT (cell), DIRECTION_TAG, GINT_TO_POINTER (-1));

	} else if (   event->keyval == GDK_KEY_Return

	           || event->keyval == GDK_KEY_ISO_Enter

	           || event->keyval == GDK_KEY_KP_Enter)

		g_object_set_data (G_OBJECT (cell), DO_NOT_CYCLE_TAG, GUINT_TO_POINTER (TRUE));

	return FALSE; /* Allow default handler to be called */

}

static void

ip6_cell_editing_started (GtkCellRenderer *cell,

                          GtkCellEditable *editable,

                          const gchar     *path,

                          gpointer         user_data)

{

	if (!GTK_IS_ENTRY (editable)) {

		g_warning ("%s: Unexpected cell editable type.", __func__);

		return;

	}

	/* Initialize last_path and last_column, last_edited is initialized when the cell is edited */

	g_free (last_edited);

	last_edited = NULL;

	g_free (last_path);

	last_path = g_strdup (path);

	last_column = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (cell), "column"));

	/* Set up the entry filter */

	g_signal_connect (G_OBJECT (editable), "insert-text",

	                  (GCallback) ip_address_filter_cb,

	                  user_data);

	g_signal_connect_after (G_OBJECT (editable), "delete-text",

	                        (GCallback) delete_text_cb,

	                        user_data);

	/* Set up handler for value verifying and changing cell background */

	g_signal_connect (G_OBJECT (editable), "changed",

	                  (GCallback) cell_changed_cb,

	                  cell);

	/* Set up key pressed handler - need to handle Tab key */

	g_signal_connect (G_OBJECT (editable), "key-press-event",

	                  (GCallback) key_pressed_cb,

	                  cell);

}

static void

uint_filter_cb (GtkEditable *editable,

                gchar *text,

                gint length,

                gint *position,

                gpointer user_data)

{

	GtkWidget *ok_button = user_data;

	gboolean changed;

	changed = utils_filter_editable_on_insert_text (editable,

	                                                text, length, position, user_data,

	                                                utils_char_is_ascii_digit,

	                                                uint_filter_cb);

	if (changed) {

		g_free (last_edited);

		last_edited = gtk_editable_get_chars (editable, 0, -1);

	}

	/* Desensitize the OK button during input to simplify input validation.

	 * All routes will be validated on focus-out, which will then re-enable

	 * the OK button if the routes are valid.

	 */

	gtk_widget_set_sensitive (ok_button, FALSE);

}

static void

uint_cell_editing_started (GtkCellRenderer *cell,

                           GtkCellEditable *editable,

                           const gchar     *path,

                           gpointer         user_data)

{

	if (!GTK_IS_ENTRY (editable)) {

		g_warning ("%s: Unexpected cell editable type.", __func__);

		return;

	}

	/* Initialize last_path and last_column, last_edited is initialized when the cell is edited */

	g_free (last_edited);

	last_edited = NULL;

	g_free (last_path);

	last_path = g_strdup (path);

	last_column = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (cell), "column"));

	/* Set up the entry filter */

	g_signal_connect (G_OBJECT (editable), "insert-text",

	                  (GCallback) uint_filter_cb,

	                  user_data);

	g_signal_connect_after (G_OBJECT (editable), "delete-text",

	                        (GCallback) delete_text_cb,

	                        user_data);

	/* Set up handler for value verifying and changing cell background */

	g_signal_connect (G_OBJECT (editable), "changed",

	                  (GCallback) cell_changed_cb,

	                  cell);

	/* Set up key pressed handler - need to handle Tab key */

	g_signal_connect (G_OBJECT (editable), "key-press-event",

	                  (GCallback) key_pressed_cb,

	                  cell);

}

static gboolean

tree_view_button_pressed_cb (GtkWidget *widget,

                             GdkEvent *event,

                             gpointer user_data)

{

	GtkBuilder *builder = GTK_BUILDER (user_data);

	/* last_edited can be set e.g. when we get here by clicking an cell while

	 * editing another cell. GTK3 issue neither editing-canceled nor editing-done

	 * for cell renderer. Thus the previous cell value isn't saved. Store it now. */

	if (last_edited && last_path) {

		GtkTreeIter iter;

		GtkListStore *store = GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (widget)));

		GtkTreePath *last_treepath = gtk_tree_path_new_from_string (last_path);

		gtk_tree_model_get_iter (GTK_TREE_MODEL (store), &iter, last_treepath);

		gtk_list_store_set (store, &iter, last_column, last_edited, -1);

		gtk_tree_path_free (last_treepath);

		g_free (last_edited);

		last_edited = NULL;

		g_free (last_path);

		last_path = NULL;

		last_column = -1;

	}

	/* Ignore double clicks events. (They are issued after the single clicks, see GdkEventButton) */

	if (event->type == GDK_2BUTTON_PRESS)

		return TRUE;

	gtk_widget_grab_focus (GTK_WIDGET (widget));

	validate (GTK_WIDGET (gtk_builder_get_object (builder, "ip6_routes_dialog")));

	return FALSE;

}

static void

cell_error_data_func (GtkTreeViewColumn *tree_column,

                      GtkCellRenderer *cell,

                      GtkTreeModel *tree_model,

                      GtkTreeIter *iter,

                      gpointer data)

{

	guint32 col = GPOINTER_TO_UINT (data);

	char *value = NULL;

	char *addr, *next_hop;

	gint64 prefix, metric;

	const char *color = "red";

	gboolean invalid = FALSE;

	if (col == COL_ADDRESS)

		invalid = !utils_tree_model_get_address (tree_model, iter, COL_ADDRESS, AF_INET6, TRUE, &addr, &value);

	else if (col == COL_PREFIX)

		invalid = !utils_tree_model_get_int64 (tree_model, iter, COL_PREFIX, 1, 128, TRUE, &prefix, &value);

	else if (col == COL_NEXT_HOP)

		invalid = !utils_tree_model_get_address (tree_model, iter, COL_NEXT_HOP, AF_INET6, FALSE, &next_hop, &value);

	else if (col == COL_METRIC)

		invalid = !utils_tree_model_get_int64 (tree_model, iter, COL_METRIC, 0, G_MAXUINT32, FALSE, &metric, &value);

	else

		g_warn_if_reached ();

	if (invalid)

		utils_set_cell_background (cell, color, value);

	else

		utils_set_cell_background (cell, NULL, NULL);

	g_free (value);

}

GtkWidget *

ip6_routes_dialog_new (NMSettingIPConfig *s_ip6, gboolean automatic)

{

	GtkBuilder *builder;

	GtkWidget *dialog, *widget, *ok_button;

	GtkListStore *store;

	GtkTreeIter model_iter;

	GtkTreeSelection *selection;

	gint offset;

	GtkTreeViewColumn *column;

	GtkCellRenderer *renderer;

	int i;

	GSList *renderers = NULL;

	GError* error = NULL;

	/* Initialize temporary storage vars */

	g_free (last_edited);

	last_edited = NULL;

	last_path = NULL;

	g_free (last_path);

	last_column = -1;

	builder = gtk_builder_new ();

	if (!gtk_builder_add_from_resource (builder, "/org/gnome/nm_connection_editor/ce-ip6-routes.ui", &error)) {

		g_warning ("Couldn't load builder resource: %s", error->message);

		g_error_free (error);

		return NULL;

	}

	dialog = GTK_WIDGET (gtk_builder_get_object (builder, "ip6_routes_dialog"));

	if (!dialog) {

		g_warning ("%s: Couldn't load ip6 routes dialog from .ui file.", __func__);

		g_object_unref (builder);

		return NULL;

	}

	gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);

	g_object_set_data_full (G_OBJECT (dialog), "builder",

	                        builder, (GDestroyNotify) g_object_unref);

	ok_button = GTK_WIDGET (gtk_builder_get_object (builder, "ok_button"));

	store = gtk_list_store_new (4, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING);

	/* Add existing routes */

	for (i = 0; i < nm_setting_ip_config_get_num_routes (s_ip6); i++) {

		NMIPRoute *route = nm_setting_ip_config_get_route (s_ip6, i);

		char prefix[32], metric[32];

		gint64 metric_int;

		if (!route) {

			g_warning ("%s: empty IP6 route structure!", __func__);

			continue;

		}

		g_snprintf (prefix, sizeof (prefix), "%u", nm_ip_route_get_prefix (route));

		metric_int = nm_ip_route_get_metric (route);

		if (metric_int >= 0 && metric_int <= G_MAXUINT32)

			g_snprintf (metric, sizeof (metric), "%lu", (unsigned long) metric_int);

		else {

			if (metric_int != -1)

				g_warning ("invalid metric %lld", (long long int) metric_int);

			metric[0] = 0;

		}

		gtk_list_store_append (store, &model_iter);

		gtk_list_store_set (store, &model_iter,

		                    COL_ADDRESS, nm_ip_route_get_dest (route),

		                    COL_PREFIX, prefix,

		                    COL_NEXT_HOP, nm_ip_route_get_next_hop (route),

		                    COL_METRIC, metric,

		                    -1);

	}

	widget = GTK_WIDGET (gtk_builder_get_object (builder, "ip6_routes"));

	gtk_tree_view_set_model (GTK_TREE_VIEW (widget), GTK_TREE_MODEL (store));

	g_object_unref (store);

	/* IP Address column */

	renderer = gtk_cell_renderer_text_new ();

	g_object_set (renderer, "editable", TRUE, NULL);

	g_signal_connect (renderer, "edited", G_CALLBACK (cell_edited), builder);

	g_object_set_data (G_OBJECT (renderer), "column", GUINT_TO_POINTER (COL_ADDRESS));

	g_signal_connect (renderer, "editing-started", G_CALLBACK (ip6_cell_editing_started), ok_button);

	g_signal_connect (renderer, "editing-canceled", G_CALLBACK (cell_editing_canceled), builder);

	renderers = g_slist_append (renderers, renderer);

	offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (widget),

	                                                      -1, _("Address"), renderer,

	                                                      "text", COL_ADDRESS,

	                                                      NULL);

	column = gtk_tree_view_get_column (GTK_TREE_VIEW (widget), offset - 1);

	gtk_tree_view_column_set_expand (GTK_TREE_VIEW_COLUMN (column), TRUE);

	gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);

	gtk_tree_view_column_set_cell_data_func (column, renderer, cell_error_data_func,

	                                         GUINT_TO_POINTER (COL_ADDRESS), NULL);

	/* Prefix column */

	renderer = gtk_cell_renderer_text_new ();

	g_object_set (renderer, "editable", TRUE, NULL);

	g_signal_connect (renderer, "edited", G_CALLBACK (cell_edited), builder);

	g_object_set_data (G_OBJECT (renderer), "column", GUINT_TO_POINTER (COL_PREFIX));

	g_signal_connect (renderer, "editing-started", G_CALLBACK (uint_cell_editing_started), ok_button);

	g_signal_connect (renderer, "editing-canceled", G_CALLBACK (cell_editing_canceled), builder);

	renderers = g_slist_append (renderers, renderer);

	offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (widget),

	                                                      -1, _("Prefix"), renderer,

	                                                      "text", COL_PREFIX,

	                                                      NULL);

	column = gtk_tree_view_get_column (GTK_TREE_VIEW (widget), offset - 1);

	gtk_tree_view_column_set_expand (GTK_TREE_VIEW_COLUMN (column), TRUE);

	gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);

	gtk_tree_view_column_set_cell_data_func (column, renderer, cell_error_data_func,

	                                         GUINT_TO_POINTER (COL_PREFIX), NULL);

	/* Gateway column */

	renderer = gtk_cell_renderer_text_new ();

	g_object_set (renderer, "editable", TRUE, NULL);

	g_signal_connect (renderer, "edited", G_CALLBACK (cell_edited), builder);

	g_object_set_data (G_OBJECT (renderer), "column", GUINT_TO_POINTER (COL_NEXT_HOP));

	g_signal_connect (renderer, "editing-started", G_CALLBACK (ip6_cell_editing_started), ok_button);

	g_signal_connect (renderer, "editing-canceled", G_CALLBACK (cell_editing_canceled), builder);

	renderers = g_slist_append (renderers, renderer);

	offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (widget),

	                                                      -1, _("Gateway"), renderer,

	                                                      "text", COL_NEXT_HOP,

	                                                      NULL);

	column = gtk_tree_view_get_column (GTK_TREE_VIEW (widget), offset - 1);

	gtk_tree_view_column_set_expand (GTK_TREE_VIEW_COLUMN (column), TRUE);

	gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);

	gtk_tree_view_column_set_cell_data_func (column, renderer, cell_error_data_func,

	                                         GUINT_TO_POINTER (COL_NEXT_HOP), NULL);

	/* Metric column */

	renderer = gtk_cell_renderer_text_new ();

	g_object_set (renderer, "editable", TRUE, NULL);

	g_signal_connect (renderer, "edited", G_CALLBACK (cell_edited), builder);

	g_object_set_data (G_OBJECT (renderer), "column", GUINT_TO_POINTER (COL_METRIC));

	g_signal_connect (renderer, "editing-started", G_CALLBACK (uint_cell_editing_started), ok_button);

	g_signal_connect (renderer, "editing-canceled", G_CALLBACK (cell_editing_canceled), builder);

	renderers = g_slist_append (renderers, renderer);

	offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (widget),

	                                                      -1, _("Metric"), renderer,

	                                                      "text", COL_METRIC,

	                                                      NULL);

	column = gtk_tree_view_get_column (GTK_TREE_VIEW (widget), offset - 1);

	gtk_tree_view_column_set_expand (GTK_TREE_VIEW_COLUMN (column), TRUE);

	gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);

	gtk_tree_view_column_set_cell_data_func (column, renderer, cell_error_data_func,

	                                         GUINT_TO_POINTER (COL_METRIC), NULL);

	g_object_set_data_full (G_OBJECT (dialog), "renderers", renderers, (GDestroyNotify) g_slist_free);

	selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (widget));

	g_signal_connect (selection, "changed",

	                  G_CALLBACK (list_selection_changed),

	                  GTK_WIDGET (gtk_builder_get_object (builder, "ip6_route_delete_button")));

	g_signal_connect (widget, "button-press-event", G_CALLBACK (tree_view_button_pressed_cb), builder);

	widget = GTK_WIDGET (gtk_builder_get_object (builder, "ip6_route_add_button"));

	gtk_widget_set_sensitive (widget, TRUE);

	g_signal_connect (widget, "clicked", G_CALLBACK (route_add_clicked), builder);

	widget = GTK_WIDGET (gtk_builder_get_object (builder, "ip6_route_delete_button"));

	gtk_widget_set_sensitive (widget, FALSE);

	g_signal_connect (widget, "clicked", G_CALLBACK (route_delete_clicked), builder);

	widget = GTK_WIDGET (gtk_builder_get_object (builder, "ip6_ignore_auto_routes"));

	gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (widget),

	                              nm_setting_ip_config_get_ignore_auto_routes (s_ip6));

	gtk_widget_set_sensitive (widget, automatic);

	widget = GTK_WIDGET (gtk_builder_get_object (builder, "ip6_never_default"));

	gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (widget),

	                              nm_setting_ip_config_get_never_default (s_ip6));

	/* Update initial validity */

	validate (dialog);

	return dialog;

}

void

ip6_routes_dialog_update_setting (GtkWidget *dialog, NMSettingIPConfig *s_ip6)

{

	GtkBuilder *builder;

	GtkWidget *widget;

	GtkTreeModel *model;

	GtkTreeIter tree_iter;

	gboolean iter_valid;

	g_return_if_fail (dialog != NULL);

	g_return_if_fail (s_ip6 != NULL);

	builder = g_object_get_data (G_OBJECT (dialog), "builder");

	g_return_if_fail (builder != NULL);

	g_return_if_fail (GTK_IS_BUILDER (builder));

	widget = GTK_WIDGET (gtk_builder_get_object (builder, "ip6_routes"));

	model = gtk_tree_view_get_model (GTK_TREE_VIEW (widget));

	iter_valid = gtk_tree_model_get_iter_first (model, &tree_iter);

	nm_setting_ip_config_clear_routes (s_ip6);

	while (iter_valid) {

		char *dest = NULL, *next_hop = NULL;

		gint64 prefix = 0, metric = -1;

		NMIPRoute *route;

		/* Address */

		if (!utils_tree_model_get_address (model, &tree_iter, COL_ADDRESS, AF_INET6, TRUE, &dest, NULL)) {

			g_warning ("%s: IPv6 address missing or invalid!", __func__);

			goto next;

		}

		/* Prefix */

		if (!utils_tree_model_get_int64 (model, &tree_iter, COL_PREFIX, 1, 128, TRUE, &prefix, NULL)) {

			g_warning ("%s: IPv6 prefix missing or invalid!", __func__);

			g_free (dest);

			goto next;

		}

		/* Next hop (optional) */

		if (!utils_tree_model_get_address (model, &tree_iter, COL_NEXT_HOP, AF_INET6, FALSE, &next_hop, NULL)) {

			g_warning ("%s: IPv6 next hop invalid!", __func__);

			g_free (dest);

			goto next;

		}

		/* Metric (optional) */

		if (!utils_tree_model_get_int64 (model, &tree_iter, COL_METRIC, 0, G_MAXUINT32, FALSE, &metric, NULL)) {

			g_warning ("%s: IPv6 metric invalid!", __func__);

			g_free (dest);

			g_free (next_hop);

			goto next;

		}

		route = nm_ip_route_new (AF_INET6, dest, prefix, next_hop, metric, NULL);

		nm_setting_ip_config_add_route (s_ip6, route);

		nm_ip_route_unref (route);

	next:

		iter_valid = gtk_tree_model_iter_next (model, &tree_iter);

	}

	widget = GTK_WIDGET (gtk_builder_get_object (builder, "ip6_ignore_auto_routes"));

	g_object_set (s_ip6, NM_SETTING_IP_CONFIG_IGNORE_AUTO_ROUTES,

	              gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)),

	              NULL);

	widget = GTK_WIDGET (gtk_builder_get_object (builder, "ip6_never_default"));

	g_object_set (s_ip6, NM_SETTING_IP_CONFIG_NEVER_DEFAULT,

	              gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)),

	              NULL);

}