?? bitfield.h
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#ifndef BITFIELD_H#define BITFIELD_H#include <sys/types.h>class bitfield { public: static size_t nbits; static size_t nbytes; unsigned char *b; size_t nset; public: bitfield(); bitfield(size_t); ~bitfield(); void SetAll(); void Set(size_t idx); void UnSet(size_t idx); int IsSet(size_t idx) const; int IsFull() const { return (nset >= nbits); } int IsEmpty() const { return 0 == nset; } size_t GetCount() const { return nset; } size_t GetBytes() const { return nbytes; } size_t GetBits() const { return nbits; } void Except(const bitfield &); void Invert(); void And(const bitfield &); void ReCalculate(); void Empty(); void printout();};#endif?? 快捷鍵說明
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