Sha1.h

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#ifndef __KOME_CORE_SHA1_H__
#define __KOME_CORE_SHA1_H__


namespace kome {
    namespace core {
        class CORE_TOOLKITS_CLASS Sha1 {
        protected:
            static unsigned long f( const long t, const unsigned long b, const unsigned long c, const unsigned long d );

            static unsigned long K( const long t );

        public:
            static std::string transformData( void* src, const unsigned int length );

            static std::string transformFile( const char* path );

        protected:
            class Sha1Context {
            public:
                Sha1Context();

                virtual ~Sha1Context();

                void appendMessage( unsigned char* msg, const unsigned long length );

                void finish();

            protected:
                void updateHash();

                void padBlock();

            public:
                unsigned long m_h[ 5 ];

                unsigned char m_block[ 64 ];

                unsigned long m_length;

                unsigned long m_pos;

            public:
                void reset();
            };
        };
    }
}


#endif      // __KOME_CORE_SHA1_H__