Function createSharedSecret [src]

Compute a secret suitable for secretbox given a recipient's public key and a sender's secret key.

Prototype

 pub fn createSharedSecret(public_key: [public_length]u8, secret_key: [secret_length]u8) (IdentityElementError || WeakPublicKeyError)![shared_length]u8

Parameters

public_key: [public_length]u8secret_key: [secret_length]u8

Source

  pub fn createSharedSecret(public_key: [public_length]u8, secret_key: [secret_length]u8) (IdentityElementError || WeakPublicKeyError)![shared_length]u8 {
    const p = try X25519.scalarmult(secret_key, public_key);
    const zero = [_]u8{0} ** 16;
    return SalsaImpl(20).hsalsa(zero, p);
}  