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/*
* SHACAL-2
* (C) 2017 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#ifndef BOTAN_SHACAL2_H__
#define BOTAN_SHACAL2_H__
#include <botan/block_cipher.h>
namespace Botan {
/**
* SHACAL2
*/
class BOTAN_DLL SHACAL2 final : public Block_Cipher_Fixed_Params<32, 16, 64, 4>
{
public:
void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
std::string provider() const override;
void clear() override;
std::string name() const override { return "SHACAL2"; }
BlockCipher* clone() const override { return new SHACAL2; }
size_t parallelism() const override;
private:
void key_schedule(const uint8_t[], size_t) override;
#if defined(BOTAN_HAS_SHACAL2_SIMD)
void simd_encrypt_4(const uint8_t in[], uint8_t out[]) const;
void simd_decrypt_4(const uint8_t in[], uint8_t out[]) const;
#endif
#if defined(BOTAN_HAS_SHACAL2_X86)
void x86_encrypt_blocks(const uint8_t in[], uint8_t out[], size_t blocks) const;
#endif
secure_vector<uint32_t> m_RK;
};
}
#endif
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