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49 lines
1.1 KiB
C++
49 lines
1.1 KiB
C++
/*
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* gf2nSquare.h
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*
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*/
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#ifndef MATH_SQUARE_H_
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#define MATH_SQUARE_H_
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#include "Tools/BitVector.h"
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template<class U>
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class Square
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{
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protected:
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static const int N_ROWS = U::MAX_N_BITS;
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public:
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typedef U RowType;
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static int n_rows() { return U::size_in_bits(); }
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static int n_rows_allocated() { return n_rows(); }
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static int n_columns() { return n_rows(); }
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static int n_row_bytes() { return U::size(); }
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static size_t size() { return U::length() * U::size(); }
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U rows[N_ROWS];
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Square& sub(const Square& other);
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Square& rsub(const Square& other);
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Square& sub(const void* other);
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void bit_sub(const BitVector& bits, int start);
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void randomize(int row, PRNG& G) { rows[row].randomize(G); }
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void conditional_add(BitVector& conditions, Square& other,
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int offset);
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void to(U& result);
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void to(U& result, false_type);
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void to(U& result, true_type);
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template<int X, int L>
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void to(gfp_<X, L>& result, true_type);
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void pack(octetStream& os) const;
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void unpack(octetStream& os);
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};
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#endif /* MATH_SQUARE_H_ */
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