lib/xstream.rb in xstream-0.0.0 vs lib/xstream.rb in xstream-0.1.0

@@ -1,5 +1,21 @@
+# encoding: binary
+# frozen_string_literal: true
+
 require "xstream/version"
 
+require "securerandom"
+
+require "hkdf"
+require "miscreant"
+require "x25519"
+
+require "xstream/x25519hkdf"
+
 # Public key encryption system combining X25519 Diffie-Hellman with the STREAM construction
 module XStream
+  # STREAM nonce of all zeroes (since we always derive a unique key per STREAM)
+  NONCE = "\0\0\0\0\0\0\0\0".freeze
+
+  # Default XSTREAM encryptor type
+  Encryptor = X25519HKDF::Encryptor
 end