1 files changed, 7 insertions, 1 deletions
diff --git a/include/grpcpp/impl/codegen/interceptor.h b/include/grpcpp/impl/codegen/interceptor.h
index cf92ce46b4..9b49983748 100644
--- a/include/grpcpp/impl/codegen/interceptor.h
+++ b/include/grpcpp/impl/codegen/interceptor.h
@@ -109,7 +109,13 @@ class InterceptorBatchMethods {
   /// Returns a modifable ByteBuffer holding the serialized form of the message
   /// that is going to be sent. Valid for PRE_SEND_MESSAGE interceptions.
   /// A return value of nullptr indicates that this ByteBuffer is not valid.
-  virtual ByteBuffer* GetSendMessage() = 0;
+  virtual ByteBuffer* GetSerializedSendMessage() = 0;
+
+  /// Returns a non-modifiable pointer to the original non-serialized form of
+  /// the message. Valid for PRE_SEND_MESSAGE interceptions. A return value of
+  /// nullptr indicates that this field is not valid. Also note that this is
+  /// only supported for sync and callback APIs at the present moment.
+  virtual const void* GetSendMessage() = 0;
 
   /// Returns a modifiable multimap of the initial metadata to be sent. Valid
   /// for PRE_SEND_INITIAL_METADATA interceptions. A value of nullptr indicates