extend local credentials to support tcp loopback

1 files changed, 3 insertions, 3 deletions

diff --git a/include/grpc/grpc_security_constants.h b/include/grpc/grpc_security_constants.h
index f935557f2d..a082f67010 100644
--- a/include/grpc/grpc_security_constants.h
+++ b/include/grpc/grpc_security_constants.h
@@ -106,10 +106,10 @@ typedef enum {
 } grpc_ssl_client_certificate_request_type;
 
 /**
- * Type of local connection for which local channel/server credentials will be
- * applied. It only supports UDS for now.
+ * Type of local connections for which local channel/server credentials will be
+ * applied. It supports UDS and local TCP connections.
  */
-typedef enum { UDS = 0 } grpc_local_connect_type;
+typedef enum { UDS = 0, LOCAL_TCP } grpc_local_connect_type;
 
 #ifdef __cplusplus
 }