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/*************************************************
* Tiger Header File *
* (C) 1999-2007 Jack Lloyd *
*************************************************/
#ifndef BOTAN_TIGER_H__
#define BOTAN_TIGER_H__
#include <botan/mdx_hash.h>
namespace Botan {
/*************************************************
* Tiger *
*************************************************/
class BOTAN_DLL Tiger : public MDx_HashFunction
{
public:
void clear() throw();
std::string name() const;
HashFunction* clone() const { return new Tiger(OUTPUT_LENGTH); }
Tiger(u32bit = 24, u32bit = 3);
private:
void compress_n(const byte[], u32bit block);
void copy_out(byte[]);
static void pass(u64bit&, u64bit&, u64bit&, u64bit[8], byte);
static void mix(u64bit[8]);
static const u64bit SBOX1[256];
static const u64bit SBOX2[256];
static const u64bit SBOX3[256];
static const u64bit SBOX4[256];
SecureBuffer<u64bit, 8> X;
SecureBuffer<u64bit, 3> digest;
const u32bit PASS;
};
}
#endif
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