Struct HandshakeContext 

pub struct HandshakeContext {
    pub chaining_key: [u8; 32],
    pub hash: [u8; 32],
    pub ephemeral: Option<X25519KeyPair>,
    pub remote_ephemeral: Option<[u8; 32]>,
    pub sender_index: u32,
    pub receiver_index: u32,
}

Handshake context for Noise_IKpsk2

Fields

chaining_key: [u8; 32]

Chaining key

hash: [u8; 32]

Hash state

ephemeral: Option<X25519KeyPair>

Local ephemeral key pair

remote_ephemeral: Option<[u8; 32]>

Remote ephemeral public key

sender_index: u32

Our sender index

receiver_index: u32

Their sender index

Implementations

impl HandshakeContext

pub fn new() -> Self

Initialize a new handshake context

pub fn mix_hash(&mut self, data: &[u8])

Mix hash: h = BLAKE2s(h || data)

pub fn create_initiation( &mut self, static_key: &X25519KeyPair, remote_static_pub: &[u8; 32], preshared_key: &[u8; 32], timestamp: &[u8; 12], sender_index: u32, ) -> [u8; 148]

Build handshake initiation message (148 bytes)

pub fn create_response( &mut self, static_key: &X25519KeyPair, remote_static_pub: &[u8; 32], preshared_key: &[u8; 32], sender_index: u32, receiver_index: u32, ) -> [u8; 92]

Build handshake response message (92 bytes)

pub fn derive_transport_keys(&self) -> (SessionKeys, SessionKeys)

Derive transport keys from completed handshake

Trait Implementations

impl Clone for HandshakeContext

fn clone(&self) -> HandshakeContext

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Default for HandshakeContext

fn default() -> Self

Returns the “default value” for a type.