First Commit

externals/cryptopp/seed.h

@@ -0,0 +1,44 @@
+// seed.h - originally written and placed in the public domain by Wei Dai
+
+/// \file seed.h
+/// \brief Classes for the SEED block cipher
+/// \since Crypto++ 5.6.0
+
+#ifndef CRYPTOPP_SEED_H
+#define CRYPTOPP_SEED_H
+
+#include "seckey.h"
+#include "secblock.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+/// \brief SEED block cipher information
+/// \since Crypto++ 5.6.0
+struct SEED_Info : public FixedBlockSize<16>, public FixedKeyLength<16>, public FixedRounds<16>
+{
+	CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "SEED";}
+};
+
+/// \brief SEED block cipher
+/// \sa <a href="http://www.cryptolounge.org/wiki/SEED">SEED</a>
+/// \since Crypto++ 5.6.0
+class SEED : public SEED_Info, public BlockCipherDocumentation
+{
+	class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<SEED_Info>
+	{
+	public:
+		void UncheckedSetKey(const byte *key, unsigned int length, const NameValuePairs &params);
+		void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+
+	protected:
+		FixedSizeSecBlock<word32, 32> m_k;
+	};
+
+public:
+	typedef BlockCipherFinal<ENCRYPTION, Base> Encryption;
+	typedef BlockCipherFinal<DECRYPTION, Base> Decryption;
+};
+
+NAMESPACE_END
+
+#endif