// SPDX-License-Identifier: LGPL-2.1+

#include "nm-default.h"

#include "nm-cloud-setup-utils.h"

#include "nm-glib-aux/nm-time-utils.h"

#include "nm-glib-aux/nm-logging-base.h"

/*****************************************************************************/

volatile NMLogLevel _nm_logging_configured_level = LOGL_TRACE;

void

_nm_logging_enabled_init (const char *level_str)

{

	NMLogLevel level;

	if (!_nm_log_parse_level (level_str, &level))

		level = LOGL_WARN;

	else if (level == _LOGL_KEEP)

		level = LOGL_WARN;

	_nm_logging_configured_level = level;

}

void

_nm_log_impl_cs (NMLogLevel level,

                 const char *fmt,

                 ...)

{

	gs_free char *msg = NULL;

	va_list ap;

	const char *level_str;

	gint64 ts;

	va_start (ap, fmt);

	msg = g_strdup_vprintf (fmt, ap);

	va_end (ap);

	switch (level) {

	case LOGL_TRACE: level_str = "<trace>"; break;

	case LOGL_DEBUG: level_str = "<debug>"; break;

	case LOGL_INFO:  level_str = "<info> "; break;

	case LOGL_WARN:  level_str = "<warn> "; break;

	default:

		nm_assert (level == LOGL_ERR);

		level_str = "<error>";

		break;

	}

	ts = nm_utils_clock_gettime_nsec (CLOCK_BOOTTIME);

	g_print ("[%"G_GINT64_FORMAT".%05"G_GINT64_FORMAT"] %s %s\n",

	         ts / NM_UTILS_NSEC_PER_SEC,

	         (ts / (NM_UTILS_NSEC_PER_SEC / 10000)) % 10000,

	         level_str,

	         msg);

}

void

_nm_utils_monotonic_timestamp_initialized (const struct timespec *tp,

                                           gint64 offset_sec,

                                           gboolean is_boottime)

{

}

/*****************************************************************************/

G_LOCK_DEFINE_STATIC  (_wait_for_objects_lock);

static GSList *_wait_for_objects_list;

static GSList *_wait_for_objects_iterate_loops;

static void

_wait_for_objects_maybe_quit_mainloops_with_lock (void)

{

	GSList *iter;

	if (!_wait_for_objects_list) {

		for (iter = _wait_for_objects_iterate_loops; iter; iter = iter->next)

			g_main_loop_quit (iter->data);

	}

}

static void

_wait_for_objects_weak_cb (gpointer data,

                           GObject *where_the_object_was)

{

	G_LOCK (_wait_for_objects_lock);

	nm_assert (g_slist_find (_wait_for_objects_list, where_the_object_was));

	_wait_for_objects_list = g_slist_remove (_wait_for_objects_list, where_the_object_was);

	_wait_for_objects_maybe_quit_mainloops_with_lock ();

	G_UNLOCK (_wait_for_objects_lock);

}

/**

 * nmcs_wait_for_objects_register:

 * @target: a #GObject to wait for.

 *

 * Registers @target as a pointer to wait during shutdown. Using

 * nmcs_wait_for_objects_iterate_until_done() we keep waiting until

 * @target gets destroyed, which means that it gets completely unreferenced.

 */

gpointer

nmcs_wait_for_objects_register (gpointer target)

{

	g_return_val_if_fail (G_IS_OBJECT (target), NULL);

	G_LOCK (_wait_for_objects_lock);

	_wait_for_objects_list = g_slist_prepend (_wait_for_objects_list, target);

	G_UNLOCK (_wait_for_objects_lock);

	g_object_weak_ref (target,

	                   _wait_for_objects_weak_cb,

	                   NULL);

	return target;

}

typedef struct {

	GMainLoop *loop;

	gboolean got_timeout;

} WaitForObjectsData;

static gboolean

_wait_for_objects_iterate_until_done_timeout_cb (gpointer user_data)

{

	WaitForObjectsData *data = user_data;

	data->got_timeout = TRUE;

	g_main_loop_quit (data->loop);

	return G_SOURCE_CONTINUE;

}

static gboolean

_wait_for_objects_iterate_until_done_idle_cb (gpointer user_data)

{

	/* This avoids a race where:

	 *

	 *   - we check whether there are objects to wait for.

	 *   - the last object to wait for gets removed (issuing g_main_loop_quit()).

	 *   - we run the mainloop (and missed our signal).

	 *

	 * It's really a missing feature of GMainLoop where the "is-running" flag is always set to

	 * TRUE by g_main_loop_run(). That means, you cannot catch a g_main_loop_quit() in a race

	 * free way while not iterating the loop.

	 *

	 * Avoid this, by checking once again after we start running the mainloop.

	 */

	G_LOCK (_wait_for_objects_lock);

	_wait_for_objects_maybe_quit_mainloops_with_lock ();

	G_UNLOCK (_wait_for_objects_lock);

	return G_SOURCE_REMOVE;

}

/**

 * nmcs_wait_for_objects_iterate_until_done:

 * @context: the #GMainContext to iterate.

 * @timeout_msec: timeout or -1 for no timeout.

 *

 * Iterates the provided @context until all objects that we wait for

 * are destroyed.

 *

 * The purpose of this is to cleanup all objects that we have on exit. That

 * is especially because objects have asynchronous operations pending that

 * should be cancelled and properly completed during exit.

 *

 * Returns: %FALSE on timeout or %TRUE if all objects destroyed before timeout.

 */

gboolean

nmcs_wait_for_objects_iterate_until_done (GMainContext *context,

                                          int timeout_msec)

{

	nm_auto_unref_gmainloop GMainLoop *loop = g_main_loop_new (context, FALSE);

	nm_auto_destroy_and_unref_gsource GSource *timeout_source = NULL;

	WaitForObjectsData data;

	gboolean has_more_objects;

	G_LOCK (_wait_for_objects_lock);

	if (!_wait_for_objects_list) {

		G_UNLOCK (_wait_for_objects_lock);

		return TRUE;

	}

	_wait_for_objects_iterate_loops = g_slist_prepend (_wait_for_objects_iterate_loops, loop);

	G_UNLOCK (_wait_for_objects_lock);

	data = (WaitForObjectsData) {

		.loop        = loop,

		.got_timeout = FALSE,

	};

	if (timeout_msec >= 0) {

		timeout_source = nm_g_source_attach (nm_g_timeout_source_new (timeout_msec,

		                                                              G_PRIORITY_DEFAULT,

		                                                              _wait_for_objects_iterate_until_done_timeout_cb,

		                                                              &data,

		                                                              NULL),

		                                     context);

	}

	has_more_objects = TRUE;

	while (   has_more_objects

	       && !data.got_timeout) {

		nm_auto_destroy_and_unref_gsource GSource *idle_source = NULL;

		idle_source = nm_g_source_attach (nm_g_idle_source_new (G_PRIORITY_DEFAULT,

		                                                        _wait_for_objects_iterate_until_done_idle_cb,

		                                                        &data,

		                                                        NULL),

		                                  context);

		g_main_loop_run (loop);

		G_LOCK (_wait_for_objects_lock);

		has_more_objects = (!!_wait_for_objects_list);

		if (   data.got_timeout

			|| !has_more_objects)

			_wait_for_objects_iterate_loops = g_slist_remove (_wait_for_objects_iterate_loops, loop);

		G_UNLOCK (_wait_for_objects_lock);

	}

	return !data.got_timeout;

}

/*****************************************************************************/

typedef struct {

	GTask *task;

	GSource *source_timeout;

	GSource *source_next_poll;

	GMainContext *context;

	GCancellable *internal_cancellable;

	NMCSUtilsPollProbeStartFcn probe_start_fcn;

	NMCSUtilsPollProbeFinishFcn probe_finish_fcn;

	gpointer probe_user_data;

	gulong cancellable_id;

	gint64 last_poll_start_ms;

	int sleep_timeout_ms;

	int ratelimit_timeout_ms;

	bool completed:1;

} PollTaskData;

static void

_poll_task_data_free (gpointer data)

{

	PollTaskData *poll_task_data = data;

	nm_assert (G_IS_TASK (poll_task_data->task));

	nm_assert (!poll_task_data->source_next_poll);

	nm_assert (!poll_task_data->source_timeout);

	nm_assert (poll_task_data->cancellable_id == 0);

	g_main_context_unref (poll_task_data->context);

	nm_g_slice_free (poll_task_data);

}

static void

_poll_return (PollTaskData *poll_task_data,

              gboolean success,

              GError *error_take)

{

	nm_clear_g_source_inst (&poll_task_data->source_next_poll);

	nm_clear_g_source_inst (&poll_task_data->source_timeout);

	nm_clear_g_cancellable_disconnect (g_task_get_cancellable (poll_task_data->task),

	                                   &poll_task_data->cancellable_id);

	nm_clear_g_cancellable (&poll_task_data->internal_cancellable);

	if (error_take)

		g_task_return_error (poll_task_data->task, g_steal_pointer (&error_take));

	else

		g_task_return_boolean (poll_task_data->task, success);

	g_object_unref (poll_task_data->task);

}

static gboolean _poll_start_cb (gpointer user_data);

static void

_poll_done_cb (GObject *source,

               GAsyncResult *result,

               gpointer user_data)

{

	PollTaskData *poll_task_data = user_data;

	_nm_unused gs_unref_object GTask *task = poll_task_data->task; /* balance ref from _poll_start_cb() */

	gs_free_error GError *error = NULL;

	gint64 now_ms;

	gint64 wait_ms;

	gboolean is_finished;

	is_finished = poll_task_data->probe_finish_fcn (source,

	                                                result,

	                                                poll_task_data->probe_user_data,

	                                                &error);

	if (nm_utils_error_is_cancelled (error)) {

		/* we already handle this differently. Nothing to do. */

		return;

	}

	if (   error

	    || is_finished) {

		_poll_return (poll_task_data, TRUE, g_steal_pointer (&error));

		return;

	}

	now_ms = nm_utils_get_monotonic_timestamp_msec ();

	if (poll_task_data->ratelimit_timeout_ms > 0)

		wait_ms = (poll_task_data->last_poll_start_ms + poll_task_data->ratelimit_timeout_ms) - now_ms;

	else

		wait_ms = 0;

	if (poll_task_data->sleep_timeout_ms > 0)

		wait_ms = MAX (wait_ms, poll_task_data->sleep_timeout_ms);

	poll_task_data->source_next_poll = nm_g_source_attach (nm_g_timeout_source_new (MAX (1, wait_ms),

	                                                                                G_PRIORITY_DEFAULT,

	                                                                                _poll_start_cb,

	                                                                                poll_task_data,

	                                                                                NULL),

	                                                       poll_task_data->context);

}

static gboolean

_poll_start_cb (gpointer user_data)

{

	PollTaskData *poll_task_data = user_data;

	nm_clear_g_source_inst (&poll_task_data->source_next_poll);

	poll_task_data->last_poll_start_ms = nm_utils_get_monotonic_timestamp_msec ();

	g_object_ref (poll_task_data->task); /* balanced by _poll_done_cb() */

	poll_task_data->probe_start_fcn (poll_task_data->internal_cancellable,

	                                 poll_task_data->probe_user_data,

	                                 _poll_done_cb,

	                                 poll_task_data);

	return G_SOURCE_CONTINUE;

}

static gboolean

_poll_timeout_cb (gpointer user_data)

{

	PollTaskData *poll_task_data = user_data;

	_poll_return (poll_task_data, FALSE, nm_utils_error_new (NM_UTILS_ERROR_UNKNOWN,

	                                                         "timeout expired"));

	return G_SOURCE_CONTINUE;

}

static void

_poll_cancelled_cb (GObject *object, gpointer user_data)

{

	PollTaskData *poll_task_data = user_data;

	GError *error = NULL;

	_LOGD (">> poll cancelled");

	nm_clear_g_signal_handler (g_task_get_cancellable (poll_task_data->task),

	                           &poll_task_data->cancellable_id);

	nm_utils_error_set_cancelled (&error, FALSE, NULL);

	_poll_return (poll_task_data, FALSE, error);

}

/**

 * nmcs_utils_poll:

 * @poll_timeout_ms: if >= 0, then this is the overall timeout for how long we poll.

 *   When this timeout expires, the request completes with failure (but no error set).

 * @ratelimit_timeout_ms: if > 0, we ratelimit the starts from one prope_start_fcn

 *   call to the next.

 * @sleep_timeout_ms: if > 0, then we wait after a probe finished this timeout

 *   before the next. Together with @ratelimit_timeout_ms this determines how

 *   frequently we probe.

 * @probe_start_fcn: used to start a (asynchrnous) probe. A probe must be completed

 *   by calling the provided callback. While a probe is in progress, we will not

 *   start another. This function is already invoked the first time synchronously,

 *   during nmcs_utils_poll().

 * @probe_finish_fcn: will be called from the callback of @probe_start_fcn. If the

 *   function returns %TRUE (polling done) or an error, polling stops. Otherwise,

 *   another poll will be started.

 * @probe_user_data: user_data for the probe functions.

 * @cancellable: cancellable for polling.

 * @callback: when polling completes.

 * @user_data: for @callback.

 *

 * This uses the current g_main_context_get_thread_default() for scheduling

 * actions.

 */

void

nmcs_utils_poll (int poll_timeout_ms,

                 int ratelimit_timeout_ms,

                 int sleep_timeout_ms,

                 NMCSUtilsPollProbeStartFcn probe_start_fcn,

                 NMCSUtilsPollProbeFinishFcn probe_finish_fcn,

                 gpointer probe_user_data,

                 GCancellable *cancellable,

                 GAsyncReadyCallback callback,

                 gpointer user_data)

{

	PollTaskData *poll_task_data;

	poll_task_data = g_slice_new (PollTaskData);

	*poll_task_data = (PollTaskData) {

		.task                 = nm_g_task_new (NULL, cancellable, nmcs_utils_poll, callback, user_data),

		.probe_start_fcn      = probe_start_fcn,

		.probe_finish_fcn     = probe_finish_fcn,

		.probe_user_data      = probe_user_data,

		.completed            = FALSE,

		.context              = g_main_context_ref_thread_default (),

		.sleep_timeout_ms     = sleep_timeout_ms,

		.ratelimit_timeout_ms = ratelimit_timeout_ms,

		.internal_cancellable = g_cancellable_new (),

	};

	nmcs_wait_for_objects_register (poll_task_data->task);

	g_task_set_task_data (poll_task_data->task, poll_task_data, _poll_task_data_free);

	if (poll_timeout_ms >= 0) {

		poll_task_data->source_timeout = nm_g_source_attach (nm_g_timeout_source_new (poll_timeout_ms,

		                                                                              G_PRIORITY_DEFAULT,

		                                                                              _poll_timeout_cb,

		                                                                              poll_task_data,

		                                                                              NULL),

		                                                     poll_task_data->context);

	}

	poll_task_data->source_next_poll = nm_g_source_attach (nm_g_idle_source_new (G_PRIORITY_DEFAULT,

	                                                                             _poll_start_cb,

	                                                                             poll_task_data,

	                                                                             NULL),

	                                                       poll_task_data->context);

	if (cancellable) {

		gulong signal_id;

		signal_id = g_cancellable_connect (cancellable,

		                                   G_CALLBACK (_poll_cancelled_cb),

		                                   poll_task_data,

		                                   NULL);

		if (signal_id == 0) {

			/* the request is already cancelled. Return. */

			return;

		}

		poll_task_data->cancellable_id = signal_id;

	}

}

/**

 * nmcs_utils_poll_finish:

 * @result: the GAsyncResult from the GAsyncReadyCallback callback.

 * @probe_user_data: the user data provided to nmcs_utils_poll().

 * @error: the failure code.

 *

 * Returns: %TRUE if the polling completed with success. In that case,

 *   the error won't be set.

 *   If the request was cancelled, this is indicated by @error and

 *   %FALSE will be returned.

 *   If the probe returned a failure, this returns %FALSE and the error

 *   provided by @probe_finish_fcn.

 *   If the request times out, this returns %FALSE without error set.

 */

gboolean

nmcs_utils_poll_finish (GAsyncResult *result,

                        gpointer *probe_user_data,

                        GError **error)

{

	GTask *task;

	PollTaskData *poll_task_data;

	g_return_val_if_fail (nm_g_task_is_valid (result, NULL, nmcs_utils_poll), FALSE);

	g_return_val_if_fail (!error || !*error, FALSE);

	task = G_TASK (result);

	if (probe_user_data) {

		poll_task_data = g_task_get_task_data (task);

		NM_SET_OUT (probe_user_data, poll_task_data->probe_user_data);

	}

	return g_task_propagate_boolean (task, error);

}

/*****************************************************************************/

char *

nmcs_utils_hwaddr_normalize (const char *hwaddr, gssize len)

{

	gs_free char *hwaddr_clone = NULL;

	guint8 buf[ETH_ALEN];

	nm_assert (len >= -1);

	if (len < 0) {

		if (!hwaddr)

			return NULL;

	} else {

		if (len == 0)

			return NULL;

		nm_assert (hwaddr);

		hwaddr = nm_strndup_a (300, hwaddr, len, &hwaddr_clone);

	}

	if (!nm_utils_hwaddr_aton (hwaddr, buf, sizeof (buf)))

		return NULL;

	return nm_utils_hwaddr_ntoa (buf, sizeof (buf));

}

/*****************************************************************************/

const char *

nmcs_utils_parse_memmem (GBytes *mem, const char *needle)

{

	const char *mem_data;

	gsize mem_size;

	g_return_val_if_fail (mem, NULL);

	g_return_val_if_fail (needle, NULL);

	mem_data = g_bytes_get_data (mem, &mem_size);

	return memmem (mem_data, mem_size, needle, strlen (needle));

}

const char *

nmcs_utils_parse_get_full_line (GBytes *mem, const char *needle)

{

	const char *mem_data;

	gsize mem_size;

	gsize c;

	gsize l;

	const char *line;

	line = nmcs_utils_parse_memmem (mem, needle);

	if (!line)

		return NULL;

	mem_data = g_bytes_get_data (mem, &mem_size);

	if (   line != mem_data

	    && line[-1] != '\n') {

		/* the line must be preceeded either by the begin of the data or

		 * by a newline. */

		return NULL;

	}

	c = mem_size - (line - mem_data);

	l = strlen (needle);

	if (   c != l

	    && line[l] != '\n') {

		/* the end of the needle must be either a newline or the end of the buffer. */

		return NULL;

	}

	return line;

}

/*****************************************************************************/

char *

nmcs_utils_uri_build_concat_v (const char *base,

                               const char **components,

                               gsize n_components)

{

	GString *uri;

	nm_assert (base);

	nm_assert (base[0]);

	nm_assert (!NM_STR_HAS_SUFFIX (base, "/"));

	uri = g_string_sized_new (100);

	g_string_append (uri, base);

	if (   n_components > 0

	    && components[0]

	    && components[0][0] == '/') {

		/* the first component starts with a slash. We allow that, and don't add a duplicate

		 * slash. Otherwise, we add a separator after base.

		 *

		 * We only do that for the first component. */

	} else

		g_string_append_c (uri, '/');

	while (n_components > 0) {

		if (!components[0]) {

			/* we allow NULL, to indicate nothing to append*/

		} else

			g_string_append (uri, components[0]);

		components++;

		n_components--;

	}

	return g_string_free (uri, FALSE);

}

/*****************************************************************************/

gboolean

nmcs_setting_ip_replace_ipv4_addresses (NMSettingIPConfig *s_ip,

                                        NMIPAddress **entries_arr,

                                        guint entries_len)

{

	gboolean any_changes = FALSE;

	guint i_next;

	guint num;

	guint i;

	num = nm_setting_ip_config_get_num_addresses (s_ip);

	i_next = 0;

	for (i = 0; i < entries_len; i++) {

		NMIPAddress *entry = entries_arr[i];

		if (!any_changes) {

			if (i_next < num) {

				if (nm_ip_address_cmp_full (entry,

				                            nm_setting_ip_config_get_address (s_ip, i_next),

				                            NM_IP_ADDRESS_CMP_FLAGS_WITH_ATTRS) == 0) {

					i_next++;

					continue;

				}

			}

			while (i_next < num)

				nm_setting_ip_config_remove_address (s_ip, --num);

			any_changes = TRUE;

		}

		if (!nm_setting_ip_config_add_address (s_ip, entry))

			continue;

		i_next++;

	}

	if (any_changes) {

		while (i_next < num) {

			nm_setting_ip_config_remove_address (s_ip, --num);

			any_changes = TRUE;

		}

	}

	return any_changes;

}

gboolean

nmcs_setting_ip_replace_ipv4_routes (NMSettingIPConfig *s_ip,

                                     NMIPRoute **entries_arr,

                                     guint entries_len)

{

	gboolean any_changes = FALSE;

	guint i_next;

	guint num;

	guint i;

	num = nm_setting_ip_config_get_num_routes (s_ip);

	i_next = 0;

	for (i = 0; i < entries_len; i++) {

		NMIPRoute *entry = entries_arr[i];

		if (!any_changes) {

			if (i_next < num) {

				if (nm_ip_route_equal_full (entry,

				                            nm_setting_ip_config_get_route (s_ip, i_next),

				                            NM_IP_ROUTE_EQUAL_CMP_FLAGS_WITH_ATTRS)) {

					i_next++;

					continue;

				}

			}

			while (i_next < num)

				nm_setting_ip_config_remove_route (s_ip, --num);

			any_changes = TRUE;

		}

		if (!nm_setting_ip_config_add_route (s_ip, entry))

			continue;

		i_next++;

	}

	if (!any_changes) {

		while (i_next < num) {

			nm_setting_ip_config_remove_route (s_ip, --num);

			any_changes = TRUE;

		}

	}

	return any_changes;

}

gboolean

nmcs_setting_ip_replace_ipv4_rules (NMSettingIPConfig *s_ip,

                                    NMIPRoutingRule **entries_arr,

                                    guint entries_len)

{

	gboolean any_changes = FALSE;

	guint i_next;

	guint num;

	guint i;

	num = nm_setting_ip_config_get_num_routing_rules (s_ip);

	i_next = 0;

	for (i = 0; i < entries_len; i++) {

		NMIPRoutingRule *entry = entries_arr[i];

		if (!any_changes) {

			if (i_next < num) {

				if (nm_ip_routing_rule_cmp (entry,

				                            nm_setting_ip_config_get_routing_rule (s_ip, i_next)) == 0) {

					i_next++;

					continue;

				}

			}

			while (i_next < num)

				nm_setting_ip_config_remove_routing_rule (s_ip, --num);

			any_changes = TRUE;

		}

		nm_setting_ip_config_add_routing_rule (s_ip, entry);

		i_next++;

	}

	if (!any_changes) {

		while (i_next < num) {

			nm_setting_ip_config_remove_routing_rule (s_ip, --num);

			any_changes = TRUE;

		}

	}

	return any_changes;

}

/*****************************************************************************/

typedef struct {

	GMainLoop *main_loop;

	NMConnection *connection;

	GError *error;

	guint64 version_id;

} DeviceGetAppliedConnectionData;

static void

_nmcs_device_get_applied_connection_cb (GObject *source,

                                        GAsyncResult *result,

                                        gpointer user_data)

{

	DeviceGetAppliedConnectionData *data = user_data;

	data->connection = nm_device_get_applied_connection_finish (NM_DEVICE (source),

	                                                            result,

	                                                            &data->version_id,

	                                                            &data->error);

	g_main_loop_quit (data->main_loop);

}

NMConnection *

nmcs_device_get_applied_connection (NMDevice *device,

                                    GCancellable *cancellable,

                                    guint64 *version_id,

                                    GError **error)

{

	nm_auto_unref_gmainloop GMainLoop *main_loop = g_main_loop_new (NULL, FALSE);

	DeviceGetAppliedConnectionData data = {

		.main_loop = main_loop,

	};

	nm_device_get_applied_connection_async (device,

	                                        0,

	                                        cancellable,

	                                        _nmcs_device_get_applied_connection_cb,

	                                        &data);

	g_main_loop_run (main_loop);

	if (data.error)

		g_propagate_error (error, data.error);

	NM_SET_OUT (version_id, data.version_id);

	return data.connection;

}

/*****************************************************************************/

typedef struct {

	GMainLoop *main_loop;

	GError *error;

} DeviceReapplyData;

static void

_nmcs_device_reapply_cb (GObject *source,

                         GAsyncResult *result,

                         gpointer user_data)

{

	DeviceReapplyData *data = user_data;

	nm_device_reapply_finish (NM_DEVICE (source),

	                          result,

	                          &data->error);

	g_main_loop_quit (data->main_loop);

}

gboolean

nmcs_device_reapply (NMDevice *device,

                     GCancellable *sigterm_cancellable,

                     NMConnection *connection,

                     guint64 version_id,

                     gboolean *out_version_id_changed,

                     GError **error)

{

	nm_auto_unref_gmainloop GMainLoop *main_loop = g_main_loop_new (NULL, FALSE);

	DeviceReapplyData data = {

		.main_loop = main_loop,

	};

	nm_device_reapply_async (device,

	                         connection,

	                         version_id,

	                         0,

	                         sigterm_cancellable,

	                         _nmcs_device_reapply_cb,

	                         &data);

	g_main_loop_run (main_loop);

	if (data.error) {

		NM_SET_OUT (out_version_id_changed, g_error_matches (data.error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_VERSION_ID_MISMATCH));

		g_propagate_error (error, data.error);

		return FALSE;

	}

	NM_SET_OUT (out_version_id_changed, FALSE);

	return TRUE;

}