Engine* engine_new(Configuration* config) {
MAGIC_ASSERT(config);
/* Don't do anything in this function that will cause a log message. The
* global engine is still NULL since we are creating it now, and logging
* here will cause an assertion error.
*/
Engine* engine = g_new0(Engine, 1);
MAGIC_INIT(engine);
engine->config = config;
engine->random = random_new(config->randomSeed);
engine->runTimer = g_timer_new();
/* initialize the singleton-per-thread worker class */
engine->workerKey.index = 0;
engine->preloadKey.index = 0;
/* holds all events if single-threaded, and non-node events otherwise. */
engine->masterEventQueue =
asyncpriorityqueue_new((GCompareDataFunc)shadowevent_compare, NULL,
(GDestroyNotify)shadowevent_free);
engine->workersIdle = g_cond_new();
engine->engineIdle = g_mutex_new();
engine->registry = registry_new();
registry_register(engine->registry, SOFTWARE, NULL, software_free);
registry_register(engine->registry, CDFS, NULL, cdf_free);
registry_register(engine->registry, PLUGINPATHS, g_free, g_free);
engine->minTimeJump = config->minRunAhead * SIMTIME_ONE_MILLISECOND;
engine->internet = internetwork_new();
engine->lock = g_mutex_new();
/* get the raw speed of the experiment machine */
gchar* contents = NULL;
gsize length = 0;
GError* error = NULL;
if(!g_file_get_contents(CONFIG_CPU_MAX_FREQ_FILE, &contents, &length, &error)) {
engine->rawFrequencyKHz = 0;
} else {
engine->rawFrequencyKHz = (guint)atoi(contents);
}
return engine;
}
gboolean
ui_connection_try_register(UiConnection *self) {
if (self->registry->info->user_id) {
return registry_register(self->registry);
}
return FALSE;
}
gboolean
ui_connection_try_register(UiConnection *self) {
if (self->registry->info->user_id) {
gboolean success = registry_register(self->registry);
if (success) {
registry_start_pinging(self->registry);
}
return success;
}
return FALSE;
}
