Adding Encryptor class to encrypt content and place in Data packets.

Change-Id: Ie77fd51b58091bbbb182ab9197a58a55b183654c
Refs: #3014
diff --git a/src/tlv.hpp b/src/tlv.hpp
index 5c0c6ef..26444ac 100644
--- a/src/tlv.hpp
+++ b/src/tlv.hpp
@@ -48,8 +48,10 @@
 };
 
 enum AlgorithmTypeValue {
-  AlgorithmSha256WithRsa = 0,
-  AlgorithmSha256WithEcdsa = 1
+  AlgorithmAesEcb = 0,
+  AlgorithmAesCbc = 1,
+  AlgorithmRsaPkcs = 2,
+  AlgorithmRsaOaep = 3
 };
 
 } // namespace tlv