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27 lines
481 B
C++
27 lines
481 B
C++
#ifndef CRYPTOPP_ADLER32_H
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#define CRYPTOPP_ADLER32_H
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#include "cryptlib.h"
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NAMESPACE_BEGIN(CryptoPP)
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//! ADLER-32 checksum calculations
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class Adler32 : public HashTransformation
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{
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public:
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enum {DIGESTSIZE = 4};
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Adler32() {Reset();}
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void Update(const byte *input, size_t length);
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void TruncatedFinal(byte *hash, size_t size);
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unsigned int DigestSize() const {return DIGESTSIZE;}
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private:
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void Reset() {m_s1 = 1; m_s2 = 0;}
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word16 m_s1, m_s2;
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};
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NAMESPACE_END
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#endif
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