| 1 | // BigInt.h |
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| 2 | |
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| 3 | // A BigInt-class with not much more functions than needed by the |
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| 4 | // LLL-algorithm. Wrapper class for the GNU MP library. |
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| 5 | |
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| 6 | #ifndef BIG_INT_H |
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| 7 | #define BIG_INT_H |
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| 8 | |
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| 9 | #include <stdlib.h> |
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| 10 | #include <float.h> |
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| 11 | #include <math.h> |
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| 12 | #include <ctype.h> |
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| 13 | #include <string.h> |
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| 14 | #include <stddef.h> |
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| 15 | #include <gmp.h> |
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| 16 | |
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| 17 | class BigInt |
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| 18 | { |
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| 19 | mpz_t value; |
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| 20 | |
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| 21 | public: |
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| 22 | |
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| 23 | BigInt( ); |
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| 24 | BigInt( int ); |
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| 25 | BigInt( const BigInt& ); |
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| 26 | ~BigInt( ); |
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| 27 | |
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| 28 | BigInt& operator = ( int ); |
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| 29 | BigInt& operator = ( const BigInt& ); |
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| 30 | |
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| 31 | operator bool( ); |
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| 32 | operator int( ); |
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| 33 | operator short( ); |
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| 34 | |
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| 35 | BigInt operator - ( ); |
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| 36 | BigInt& operator += ( const BigInt& ); |
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| 37 | BigInt& operator -= ( const BigInt& ); |
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| 38 | BigInt& operator *= ( const BigInt& ); |
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| 39 | BigInt& operator /= ( const BigInt& ); |
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| 40 | BigInt& operator ++ ( ); |
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| 41 | BigInt operator ++ ( int ); |
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| 42 | BigInt& operator -- ( ); |
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| 43 | BigInt operator -- ( int ); |
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| 44 | |
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| 45 | friend BigInt operator - ( const BigInt& ); |
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| 46 | |
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| 47 | friend bool operator < ( const BigInt&, const BigInt& ); |
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| 48 | friend bool operator <= ( const BigInt&, const BigInt& ); |
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| 49 | friend bool operator > ( const BigInt&, const BigInt& ); |
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| 50 | friend bool operator >= ( const BigInt&, const BigInt& ); |
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| 51 | friend bool operator == ( const BigInt&, const BigInt& ); |
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| 52 | friend bool operator != ( const BigInt&, const BigInt& ); |
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| 53 | friend bool operator < ( const int&, const BigInt& ); |
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| 54 | friend bool operator <= ( const int&, const BigInt& ); |
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| 55 | friend bool operator > ( const int&, const BigInt& ); |
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| 56 | friend bool operator >= ( const int&, const BigInt& ); |
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| 57 | friend bool operator == ( const int&, const BigInt& ); |
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| 58 | friend bool operator != ( const int&, const BigInt& ); |
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| 59 | friend bool operator < ( const BigInt&, const int& ); |
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| 60 | friend bool operator <= ( const BigInt&, const int& ); |
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| 61 | friend bool operator > ( const BigInt&, const int& ); |
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| 62 | friend bool operator >= ( const BigInt&, const int& ); |
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| 63 | friend bool operator == ( const BigInt&, const int& ); |
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| 64 | friend bool operator != ( const BigInt&, const int& ); |
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| 65 | |
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| 66 | friend int sgn ( const BigInt& ); |
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| 67 | friend BigInt abs ( const BigInt& ); |
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| 68 | }; |
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| 69 | |
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| 70 | BigInt operator + ( const BigInt&, const BigInt& ); |
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| 71 | BigInt operator - ( const BigInt&, const BigInt& ); |
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| 72 | BigInt operator * ( const BigInt&, const BigInt& ); |
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| 73 | BigInt operator / ( const BigInt&, const BigInt& ); |
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| 74 | BigInt operator + ( const int&, const BigInt& ); |
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| 75 | BigInt operator - ( const int&, const BigInt& ); |
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| 76 | BigInt operator * ( const int&, const BigInt& ); |
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| 77 | BigInt operator / ( const int&, const BigInt& ); |
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| 78 | BigInt operator + ( const BigInt&, const int& ); |
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| 79 | BigInt operator - ( const BigInt&, const int& ); |
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| 80 | BigInt operator * ( const BigInt&, const int& ); |
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| 81 | BigInt operator / ( const BigInt&, const int& ); |
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| 82 | |
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| 83 | #endif // BIG_INT_H |
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