Fills the buffer new random numbers.
Returns true iff the end of the input stream has been reached.
(Scheduled for deprecation) Returns the maximum number of bytes that are known to remain in this stream until the end is reached.
(Scheduled for deprecation) Queries if there is data available for immediate, non-blocking read.
Returns a temporary reference to the data that is currently buffered.
Fills the preallocated array 'bytes' with data from the stream.
Base interface for all cryptographically secure RNGs.