nghttp3_conn_set_stream_user_data ================================= Synopsis -------- *#include * .. function:: int nghttp3_conn_set_stream_user_data(nghttp3_conn *conn, int64_t stream_id, void *stream_user_data) `nghttp3_conn_set_stream_user_data` sets *stream_user_data* to the stream identified by *stream_id*. This function returns 0 if it succeeds, or one of the following negative error codes: :macro:`NGHTTP3_ERR_STREAM_NOT_FOUND` Stream not found.