Files
UnrealEngineUWP/Engine/Source/ThirdParty/Python/Mac/include/bitset.h
chris gagnon 632b923945 Copying //UE4/Dev-Editor to Dev-Main (//UE4/Dev-Main)
#rb none
#lockdown Nick.Penwarden

#ROBOMERGE-OWNER: ryan.vance
#ROBOMERGE-AUTHOR: chris.gagnon
#ROBOMERGE-SOURCE: CL 4837001 in //UE4/Main/...
#ROBOMERGE-BOT: DEVVR (Main -> Dev-VR)

[CL 4837006 by chris gagnon in Dev-VR branch]
2019-01-29 19:23:19 -05:00

33 lines
792 B
C

#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 */