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* (C) 1999-2007 Jack Lloyd
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* Botan is released under the Simplified BSD License (see license.txt)
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#ifndef BOTAN_TWOFISH_H_
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#define BOTAN_TWOFISH_H_
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#include <botan/block_cipher.h>
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* Twofish, an AES finalist
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class BOTAN_PUBLIC_API(2,0) Twofish final : public Block_Cipher_Fixed_Params<16, 16, 32, 8>
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void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
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void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
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void clear() override;
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std::string name() const override { return "Twofish"; }
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BlockCipher* clone() const override { return new Twofish; }
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void key_schedule(const uint8_t[], size_t) override;
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static const uint32_t MDS0[256];
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static const uint32_t MDS1[256];
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static const uint32_t MDS2[256];
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static const uint32_t MDS3[256];
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static const uint8_t Q0[256];
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static const uint8_t Q1[256];
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static const uint8_t RS[32];
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static const uint8_t EXP_TO_POLY[255];
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static const uint8_t POLY_TO_EXP[255];
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secure_vector<uint32_t> m_SB, m_RK;