1 files changed, 13 insertions, 0 deletions
diff --git a/src/utils/crypto/SchemeBuilder.scala b/src/utils/crypto/SchemeBuilder.scala
new file mode 100644
index 0000000..ae92062
--- /dev/null
+++ b/src/utils/crypto/SchemeBuilder.scala
@@ -0,0 +1,13 @@
+package ixee.cryptopals.utils.crypto
+
+import javax.crypto.spec.SecretKeySpec
+import javax.crypto.Cipher
+
+case class SchemeBuilder(cipherAlgo: String, private val bareKey: Seq[Byte]) {
+  def cipher = Cipher.getInstance(s"$cipherAlgo/ECB/NoPadding")
+  lazy val key = new SecretKeySpec(bareKey.toArray, cipherAlgo)
+
+  def ecb = EcbBuilder(this)
+  def cbc(iv: Seq[Byte]) = CbcBuilder(this, iv)
+}
+