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/*
* Whirlpool
* (C) 1999-2007 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#ifndef BOTAN_WHIRLPOOL_H_
#define BOTAN_WHIRLPOOL_H_
#include <botan/mdx_hash.h>
namespace Botan {
/**
* Whirlpool
*/
class BOTAN_PUBLIC_API(2,0) Whirlpool final : public MDx_HashFunction
{
public:
std::string name() const override { return "Whirlpool"; }
size_t output_length() const override { return 64; }
HashFunction* clone() const override { return new Whirlpool; }
std::unique_ptr<HashFunction> copy_state() const override;
void clear() override;
Whirlpool() : MDx_HashFunction(64, true, true, 32), m_M(8), m_digest(8)
{ clear(); }
private:
void compress_n(const uint8_t[], size_t blocks) override;
void copy_out(uint8_t[]) override;
static const uint64_t C0[256];
static const uint64_t C1[256];
static const uint64_t C2[256];
static const uint64_t C3[256];
static const uint64_t C4[256];
static const uint64_t C5[256];
static const uint64_t C6[256];
static const uint64_t C7[256];
secure_vector<uint64_t> m_M, m_digest;
};
}
#endif
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