From 490d36e65ac24e34e3021c2a0947384aee138c88 Mon Sep 17 00:00:00 2001 From: Malf Furious Date: Wed, 13 Apr 2016 21:05:14 -0400 Subject: Root commit for new Compass repository This is the Alpha version of ComPASS, originally developed sometime in 2014. --- cryptopp562/adler32.h | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 cryptopp562/adler32.h (limited to 'cryptopp562/adler32.h') diff --git a/cryptopp562/adler32.h b/cryptopp562/adler32.h new file mode 100644 index 0000000..0ed803d --- /dev/null +++ b/cryptopp562/adler32.h @@ -0,0 +1,28 @@ +#ifndef CRYPTOPP_ADLER32_H +#define CRYPTOPP_ADLER32_H + +#include "cryptlib.h" + +NAMESPACE_BEGIN(CryptoPP) + +//! ADLER-32 checksum calculations +class Adler32 : public HashTransformation +{ +public: + CRYPTOPP_CONSTANT(DIGESTSIZE = 4) + Adler32() {Reset();} + void Update(const byte *input, size_t length); + void TruncatedFinal(byte *hash, size_t size); + unsigned int DigestSize() const {return DIGESTSIZE;} + static const char * StaticAlgorithmName() {return "Adler32";} + std::string AlgorithmName() const {return StaticAlgorithmName();} + +private: + void Reset() {m_s1 = 1; m_s2 = 0;} + + word16 m_s1, m_s2; +}; + +NAMESPACE_END + +#endif -- cgit v1.2.3