complete implementation of #6956: long polling triggers via database backend

1 files changed, 19 insertions, 0 deletions

diff --git a/src/include/taler_merchantdb_plugin.h b/src/include/taler_merchantdb_plugin.h
index 36f28094..97079680 100644
--- a/src/include/taler_merchantdb_plugin.h
+++ b/src/include/taler_merchantdb_plugin.h
@@ -1445,6 +1445,25 @@ struct TALER_MERCHANTDB_Plugin
                          struct GNUNET_HashCode *h_contract_terms,
                          bool *paid);
 
+  /**
+   * Retrieve contract terms given its @a order_serial
+   *
+   * @param cls closure
+   * @param instance_id instance's identifier
+   * @param order_serial serial ID of the order to look up
+   * @param[out] order_id set to ID of the order
+   * @param[out] h_contract_terms set to the hash of the contract.
+   * @param[out] paid set to the payment status of the contract
+   * @return transaction status
+   */
+  enum GNUNET_DB_QueryStatus
+  (*lookup_order_status_by_serial)(void *cls,
+                                   const char *instance_id,
+                                   uint64_t order_serial,
+                                   char **order_id,
+                                   struct GNUNET_HashCode *h_contract_terms,
+                                   bool *paid);
+
 
   /**
    * Retrieve payment and wire status for a given @a order_serial and