Code Quality: Use enum class instead of enum to make sure enum members can only be accessed when scoped to the enum

src/Crypto/Crypto.h

@@ -6,7 +6,7 @@
 class Crypto
 {
 public:
-    enum RSAPaddingMode
+    enum class RSAPaddingMode
     {
         RSA_PADDING_PKS1,
         RSA_PADDING_PSS,

src/Crypto/IPublicKeyAlgorithm.h

@@ -5,7 +5,7 @@
 class IPublicKeyAlgorithm
 {
 public:
-    enum HashingAlgorithm
+    enum class HashingAlgorithm
     {
         RSA_HASH_SHA256,
         RSA_HASH_SHA512

src/Crypto/Impl/AlgorithmRSA.cpp

@@ -13,11 +13,11 @@ class AlgorithmRSA::AlgorithmRSAImpl
     {
         switch(m_hash)
         {
-        case RSA_HASH_SHA256:
+        case HashingAlgorithm::RSA_HASH_SHA256:
             return &sha256_desc;
 
         default:
-        case RSA_HASH_SHA512:
+        case HashingAlgorithm::RSA_HASH_SHA512:
             return &sha512_desc;
         }
     }
@@ -26,11 +26,11 @@ class AlgorithmRSA::AlgorithmRSAImpl
     {
         switch(m_padding)
         {
-        case Crypto::RSA_PADDING_PKS1:
+        case Crypto::RSAPaddingMode::RSA_PADDING_PKS1:
             return LTC_PKCS_1_V1_5;
 
         default:
-        case Crypto::RSA_PADDING_PSS:
+        case Crypto::RSAPaddingMode::RSA_PADDING_PSS:
             return LTC_PKCS_1_PSS;
         }
     }