91 lines
2.2 KiB
C++
91 lines
2.2 KiB
C++
#pragma once
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#include <fc/fwd.hpp>
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#include <fc/string.hpp>
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namespace fc{
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class sha512;
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class sha256;
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class ripemd160
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{
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public:
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ripemd160();
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explicit ripemd160( const string& hex_str );
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string str()const;
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operator string()const;
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char* data()const;
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static ripemd160 hash( const fc::sha512& h );
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static ripemd160 hash( const fc::sha256& h );
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static ripemd160 hash( const char* d, uint32_t dlen );
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static ripemd160 hash( const string& );
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template<typename T>
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static ripemd160 hash( const T& t )
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{
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ripemd160::encoder e;
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e << t;
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return e.result();
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}
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class encoder
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{
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public:
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encoder();
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~encoder();
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void write( const char* d, uint32_t dlen );
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void put( char c ) { write( &c, 1 ); }
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void reset();
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ripemd160 result();
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private:
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struct impl;
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fc::fwd<impl,96> my;
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};
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template<typename T>
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inline friend T& operator<<( T& ds, const ripemd160& ep ) {
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ds.write( ep.data(), sizeof(ep) );
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return ds;
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}
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template<typename T>
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inline friend T& operator>>( T& ds, ripemd160& ep ) {
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ds.read( ep.data(), sizeof(ep) );
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return ds;
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}
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friend ripemd160 operator << ( const ripemd160& h1, uint32_t i );
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friend bool operator == ( const ripemd160& h1, const ripemd160& h2 );
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friend bool operator != ( const ripemd160& h1, const ripemd160& h2 );
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friend ripemd160 operator ^ ( const ripemd160& h1, const ripemd160& h2 );
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friend bool operator >= ( const ripemd160& h1, const ripemd160& h2 );
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friend bool operator > ( const ripemd160& h1, const ripemd160& h2 );
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friend bool operator < ( const ripemd160& h1, const ripemd160& h2 );
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uint32_t _hash[5];
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};
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class variant;
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void to_variant( const ripemd160& bi, variant& v );
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void from_variant( const variant& v, ripemd160& bi );
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typedef ripemd160 uint160_t;
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} // namespace fc
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namespace std
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{
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template<typename T> struct hash;
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template<>
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struct hash<fc::ripemd160>
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{
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size_t operator()( const fc::ripemd160& s )const
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{
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return *((size_t*)&s);
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}
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};
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}
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