Tag that indicates the type of message.
A message with no special meaning.
Marks that the message is the end of a set of messages. Allows the decrypting site to start working with this data.
Derives a new secret key and forgets the one used for earlier encryption/decryption operations.
Indicates the end of a stream. Also does a rekey.
impl RefUnwindSafe for StreamTag
impl UnwindSafe for StreamTag
type Error = Infallible
The type returned in the event of a conversion error.