1 files changed, 36 insertions, 0 deletions

diff --git a/lib/cryptopp/hex.h b/lib/cryptopp/hex.h
new file mode 100644
index 000000000..006914c5a
--- /dev/null
+++ b/lib/cryptopp/hex.h
@@ -0,0 +1,36 @@
+#ifndef CRYPTOPP_HEX_H
+#define CRYPTOPP_HEX_H
+
+#include "basecode.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+//! Converts given data to base 16
+class CRYPTOPP_DLL HexEncoder : public SimpleProxyFilter
+{
+public:
+	HexEncoder(BufferedTransformation *attachment = NULL, bool uppercase = true, int outputGroupSize = 0, const std::string &separator = ":", const std::string &terminator = "")
+		: SimpleProxyFilter(new BaseN_Encoder(new Grouper), attachment)
+	{
+		IsolatedInitialize(MakeParameters(Name::Uppercase(), uppercase)(Name::GroupSize(), outputGroupSize)(Name::Separator(), ConstByteArrayParameter(separator))(Name::Terminator(), ConstByteArrayParameter(terminator)));
+	}
+
+	void IsolatedInitialize(const NameValuePairs &parameters);
+};
+
+//! Decode base 16 data back to bytes
+class CRYPTOPP_DLL HexDecoder : public BaseN_Decoder
+{
+public:
+	HexDecoder(BufferedTransformation *attachment = NULL)
+		: BaseN_Decoder(GetDefaultDecodingLookupArray(), 4, attachment) {}
+
+	void IsolatedInitialize(const NameValuePairs &parameters);
+
+private:
+	static const int * CRYPTOPP_API GetDefaultDecodingLookupArray();
+};
+
+NAMESPACE_END
+
+#endif