KCl v1.0.0 Kcl.State View Source

On-going KCl session state

Some helpers to maintain state between messages

Link to this section Summary

Functions

Initialize a new state

update the state for a new peer

Link to this section Types

Link to this type t() View Source
t() :: %Kcl.State{our_private: term, our_public: term, previous_nonce: term, shared_secret: term, their_public: term}

Link to this section Functions

Link to this function init(our_private, our_public \\ nil) View Source
init(Kcl.key, Kcl.key | nil) :: Kcl.State.t

Initialize a new state

The private key will be used to derive the public one, if such is not supplied. There is, otherwise, no verification that the supplied keys form a valid pair.

Link to this function new_peer(state, their_public) View Source

update the state for a new peer

The shared secret is computed from the state and new peer public key. The previous_nonce value is also reset to 0.