* field descriptions created by nanopb_generator.py.
*/
-#ifndef _PB_ENCODE_H_
-#define _PB_ENCODE_H_
+#ifndef PB_ENCODE_H_INCLUDED
+#define PB_ENCODE_H_INCLUDED
#include "pb.h"
* 4) Substreams will modify max_size and bytes_written. Don't use them
* to calculate any pointers.
*/
-struct _pb_ostream_t
+struct pb_ostream_s
{
#ifdef PB_BUFFER_ONLY
/* Callback pointer is not used in buffer-only configuration.
*/
bool pb_encode_delimited(pb_ostream_t *stream, const pb_field_t fields[], const void *src_struct);
+/* Encode the message to get the size of the encoded data, but do not store
+ * the data. */
+bool pb_get_encoded_size(size_t *size, const pb_field_t fields[], const void *src_struct);
+
/**************************************
* Functions for manipulating streams *
**************************************/