90 lines
2.2 KiB
C++
Executable file
90 lines
2.2 KiB
C++
Executable file
#pragma once
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#include <unordered_map>
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#include <fc/fwd.hpp>
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#include <fc/io/raw_fwd.hpp>
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#include <fc/string.hpp>
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namespace fc
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{
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class sha224
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{
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public:
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sha224();
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explicit sha224( 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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size_t data_size()const { return 224 / 8; }
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static sha224 hash( const char* d, uint32_t dlen );
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static sha224 hash( const string& );
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template<typename T>
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static sha224 hash( const T& t )
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{
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sha224::encoder e;
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fc::raw::pack(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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sha224 result();
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private:
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struct impl;
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fc::fwd<impl,112> my;
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};
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template<typename T>
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inline friend T& operator<<( T& ds, const sha224& ep ) {
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static_assert( sizeof(ep) == (8*3+4), "sha224 size mismatch" );
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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, sha224& 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 sha224 operator << ( const sha224& h1, uint32_t i );
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friend bool operator == ( const sha224& h1, const sha224& h2 );
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friend bool operator != ( const sha224& h1, const sha224& h2 );
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friend sha224 operator ^ ( const sha224& h1, const sha224& h2 );
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friend bool operator >= ( const sha224& h1, const sha224& h2 );
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friend bool operator > ( const sha224& h1, const sha224& h2 );
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friend bool operator < ( const sha224& h1, const sha224& h2 );
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friend std::size_t hash_value( const sha224& v ) { return uint64_t(v._hash[1])<<32 | v._hash[2]; }
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uint32_t _hash[7];
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};
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class variant;
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void to_variant( const sha224& bi, variant& v );
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void from_variant( const variant& v, sha224& bi );
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} // fc
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namespace std
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{
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template<>
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struct hash<fc::sha224>
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{
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size_t operator()( const fc::sha224& 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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#include <fc/reflect/reflect.hpp>
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FC_REFLECT_TYPENAME( fc::sha224 )
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