@@ -63,35 +63,33 @@
 
 /**
  * @brief A block which is called when data was written asynchronously to a
  *	  stream.
  *
- * @param data The data which was written to the stream
  * @param bytesWritten The number of bytes which have been written. This
  *		       matches the length of the specified data on the
  *		       asynchronous write if no exception was encountered.
  * @param exception An exception which occurred while writing or `nil` on
  *		    success
  * @return The data to repeat the write with or nil if it should not repeat
  */
-typedef OFData *_Nullable (^OFStreamAsyncWriteDataBlock)(OFData *_Nonnull data,
-    size_t bytesWritten, id _Nullable exception);
+typedef OFData *_Nullable (^OFStreamAsyncWriteDataBlock)(size_t bytesWritten,
+    id _Nullable exception);
 
 /**
  * @brief A block which is called when a string was written asynchronously to a
  *	  stream.
  *
- * @param string The string which was written to the stream
  * @param bytesWritten The number of bytes which have been written. This
  *		       matches the length of the specified data on the
  *		       asynchronous write if no exception was encountered.
  * @param exception An exception which occurred while writing or `nil` on
  *		    success
  * @return The string to repeat the write with or nil if it should not repeat
  */
 typedef OFString *_Nullable (^OFStreamAsyncWriteStringBlock)(
-    OFString *_Nonnull string, size_t bytesWritten, id _Nullable exception);
+    size_t bytesWritten, id _Nullable exception);
 #endif
 
 /**
  * @protocol OFStreamDelegate OFStream.h ObjFW/OFStream.h
  *