uint128_t.h File Reference

This is a very simple implementation of a 128 bit number. More...

#include <cpn/common.h>

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Classes
struct	uint128_t

Functions
bool	operator< (const uint128_t &l, const uint128_t &r)
bool	operator>= (const uint128_t &l, const uint128_t &r)
bool	operator<= (const uint128_t &l, const uint128_t &r)
bool	operator> (const uint128_t &l, const uint128_t &r)
bool	operator== (const uint128_t &l, const uint128_t &r)
bool	operator!= (const uint128_t &l, const uint128_t &r)

Detailed Description

This is a very simple implementation of a 128 bit number.

Author

John Bridgman No arithmatic operators are provided as they aren't currently needed. Maybe if they are needed add them.

Definition in file uint128_t.h.

Function Documentation

bool operator!= ( const uint128_t &  l, const uint128_t &  r  )

inline

Definition at line 48 of file uint128_t.h.

{ return !(r == l); }

bool operator< ( const uint128_t &  l, const uint128_t &  r  )

inline

Definition at line 38 of file uint128_t.h.

References uint128_t::high, and uint128_t::low.

                                                              {
    if (l.high == r.high) { return l.low < r.low; }
    else { return l.high < r.high; }
}

bool operator<= ( const uint128_t &  l, const uint128_t &  r  )

inline

Definition at line 43 of file uint128_t.h.

{ return !(r < l); }

bool operator== ( const uint128_t &  l, const uint128_t &  r  )

inline

Definition at line 45 of file uint128_t.h.

References uint128_t::high, and uint128_t::low.

                                                               {
    return (l.high == r.high && l.low == r.low);
}

bool operator> ( const uint128_t &  l, const uint128_t &  r  )

inline

Definition at line 44 of file uint128_t.h.

{ return (r < l); }

bool operator>= ( const uint128_t &  l, const uint128_t &  r  )

inline

Definition at line 42 of file uint128_t.h.

{ return !(l < r); }