@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2008-2021 Jonathan Schleifer <js@nil.im>
+ * Copyright (c) 2008-2022 Jonathan Schleifer <js@nil.im>
  *
  * All rights reserved.
  *
  * This file is part of ObjFW. It may be distributed under the terms of the
  * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
@@ -98,10 +98,15 @@
  * @param buffer The buffer which should be included into the calculation
  * @param length The length of the buffer
  */
 - (void)updateWithBuffer: (const void *)buffer length: (size_t)length;
 
+/**
+ * @brief Performs the final calculation of the cryptographic hash.
+ */
+- (void)calculate;
+
 /**
  * @brief Resets all state so that a new hash can be calculated.
  *
  * @warning This invalidates any pointer previously returned by @ref digest. If
  *	    you are still interested in the previous digest, you need to memcpy