symbian-qemu-0.9.1-12/python-win32-2.6.1/include/bitset.h
author Gareth Stockwell <gareth.stockwell@accenture.com>
Fri, 24 Sep 2010 13:44:00 +0100
branchgraphics-phase-3
changeset 117 b7d35cad610d
parent 1 2fb8b9db1c86
permissions -rw-r--r--
Modified path to qemu package source to /sf/adapt/qemu This is to conform with the convention that adaptation-level packages should be located in /sf/adapt rather than /sf/adaptation. This is an interim workaround for bug 3744.


#ifndef Py_BITSET_H
#define Py_BITSET_H
#ifdef __cplusplus
extern "C" {
#endif

/* Bitset interface */

#define BYTE		char

typedef BYTE *bitset;

bitset newbitset(int nbits);
void delbitset(bitset bs);
#define testbit(ss, ibit) (((ss)[BIT2BYTE(ibit)] & BIT2MASK(ibit)) != 0)
int addbit(bitset bs, int ibit); /* Returns 0 if already set */
int samebitset(bitset bs1, bitset bs2, int nbits);
void mergebitset(bitset bs1, bitset bs2, int nbits);

#define BITSPERBYTE	(8*sizeof(BYTE))
#define NBYTES(nbits)	(((nbits) + BITSPERBYTE - 1) / BITSPERBYTE)

#define BIT2BYTE(ibit)	((ibit) / BITSPERBYTE)
#define BIT2SHIFT(ibit)	((ibit) % BITSPERBYTE)
#define BIT2MASK(ibit)	(1 << BIT2SHIFT(ibit))
#define BYTE2BIT(ibyte)	((ibyte) * BITSPERBYTE)

#ifdef __cplusplus
}
#endif
#endif /* !Py_BITSET_H */