# Functions
ComposeAckFrame returns a new Ack Frame that acknowledges all packets between smallest and largest.
ComposeConnCloseFrame returns a new Connection Close frame with a generic error.
ComposeCryptoFrame returns a new empty crypto frame of the specified type padded to size bytes with zeroes.
ComposeInitialPacket returns an Initial packet encrypted under key (the original destination connection ID) containing specified frames.
ComposeRetryPacket returns a new raw Retry Packet.
# Type aliases
CryptoFrameType uses same types as messageType in crypto_setup.go.