Using this function, the caller can supply a buffer. It is used by input nodes only. The address is specified by the source parameter as an input bit stream of the input message to the broker. By supplying a buffer, an input node can read data into the bit stream that represents an input message from an external data source. The broker takes a copy of the data and the caller can free the storage on return.
None. If an error occurs, the returnCode parameter indicates the reason for the error.