Refactor ReadRange by-position and by-sequence encoding into common module (#1028)

src/bacnet/basic/service/h_rr.c

@@ -151,8 +151,12 @@ void handler_read_range(
         } else {
             /* assume that there is an error */
             error = true;
+            data.application_data = &Temp_Buf[0];
+            data.application_data_len = sizeof(Temp_Buf);
+            /* note: legacy API passed buffer separately */
             len = Encode_RR_payload(&Temp_Buf[0], &data);
             if (len >= 0) {
+                data.application_data_len = len;
                 /* encode the APDU portion of the packet */
                 len = rr_ack_encode_apdu(NULL, service_data->invoke_id, &data);
                 if (len < sizeof(Handler_Transmit_Buffer) - pdu_len) {