diff options
Diffstat (limited to 'adler32.h')
-rw-r--r-- | adler32.h | 61 |
1 files changed, 33 insertions, 28 deletions
@@ -1,28 +1,33 @@ -#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 +// adler32.h - written and placed in the public domain by Wei Dai
+
+//! \file
+//! \brief Class files for ADLER-32 checksum calculations
+
+#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
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