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/*
* SHA-160
* (C) 1999-2007 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/
#ifndef BOTAN_SHA_160_H__
#define BOTAN_SHA_160_H__
#include <botan/mdx_hash.h>
namespace Botan {
/**
* NIST's SHA-160
*/
class BOTAN_DLL SHA_160 : public MDx_HashFunction
{
public:
void clear();
std::string name() const { return "SHA-160"; }
HashFunction* clone() const { return new SHA_160; }
SHA_160();
protected:
/**
* Set a custom size for the W array. Normally 80, but some
* subclasses need slightly more for best performance/internal
* constraints
* @param W_size how big to make W
*/
SHA_160(size_t W_size);
void compress_n(const byte[], size_t blocks);
void copy_out(byte[]);
SecureVector<u32bit> digest;
SecureVector<u32bit> W;
};
}
#endif
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