--- /dev/null
+<?php
+
+namespace Drupal\eu_cookie_compliance\Plugin;
+
+use Drupal\Component\Plugin\PluginManagerInterface;
+
+/**
+ * Collects available consent storages.
+ */
+interface ConsentStorageManagerInterface extends PluginManagerInterface {
+
+ /**
+ * Get all available eu_cookie_compliance storage plugin instances.
+ *
+ * @param array $configuration
+ * Export configuration (aka export options).
+ *
+ * @return \Drupal\eu_cookie_compliance\Plugin\ConsentStorageInterface[]
+ * An array of all available eu_cookie_compliance consent plugin instances.
+ */
+ public function getInstances(array $configuration = []);
+
+ /**
+ * Get consent storage plugins as options.
+ *
+ * @return array
+ * An associative array of options keyed by plugin id.
+ */
+ public function getOptions();
+
+}