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externals/cryptopp/camellia.h

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+// camellia.h - originally written and placed in the public domain by Wei Dai
+
+/// \file camellia.h
+/// \brief Classes for the Camellia block cipher
+
+#ifndef CRYPTOPP_CAMELLIA_H
+#define CRYPTOPP_CAMELLIA_H
+
+#include "config.h"
+#include "seckey.h"
+#include "secblock.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+/// \brief Camellia block cipher information
+struct Camellia_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 8>
+{
+	CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "Camellia";}
+};
+
+/// \brief Camellia block cipher
+/// \sa <a href="http://www.cryptopp.com/wiki/Camellia">Camellia</a>
+class Camellia : public Camellia_Info, public BlockCipherDocumentation
+{
+	class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Camellia_Info>
+	{
+	public:
+		void UncheckedSetKey(const byte *key, unsigned int keylen, const NameValuePairs &params);
+		void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+
+	protected:
+		CRYPTOPP_ALIGN_DATA(4) static const byte s1[256];
+		static const word32 SP[4][256];
+
+		unsigned int m_rounds;
+		SecBlock<word32> m_key;
+	};
+
+public:
+	typedef BlockCipherFinal<ENCRYPTION, Base> Encryption;
+	typedef BlockCipherFinal<DECRYPTION, Base> Decryption;
+};
+
+typedef Camellia::Encryption CamelliaEncryption;
+typedef Camellia::Decryption CamelliaDecryption;
+
+NAMESPACE_END
+
+#endif