1#ifndef __CPUPOWER_BITMASK__
2#define __CPUPOWER_BITMASK__
3
4/* Taken over from libbitmask, a project initiated from sgi:
5 * Url:            http://oss.sgi.com/projects/cpusets/
6 * Unfortunately it's not very widespread, therefore relevant parts are
7 * pasted here.
8 */
9
10struct bitmask {
11	unsigned int size;
12	unsigned long *maskp;
13};
14
15struct bitmask *bitmask_alloc(unsigned int n);
16void bitmask_free(struct bitmask *bmp);
17
18struct bitmask *bitmask_setbit(struct bitmask *bmp, unsigned int i);
19struct bitmask *bitmask_setall(struct bitmask *bmp);
20struct bitmask *bitmask_clearall(struct bitmask *bmp);
21
22unsigned int bitmask_first(const struct bitmask *bmp);
23unsigned int bitmask_next(const struct bitmask *bmp, unsigned int i);
24unsigned int bitmask_last(const struct bitmask *bmp);
25int bitmask_isallclear(const struct bitmask *bmp);
26int bitmask_isbitset(const struct bitmask *bmp, unsigned int i);
27
28int bitmask_parselist(const char *buf, struct bitmask *bmp);
29int bitmask_displaylist(char *buf, int len, const struct bitmask *bmp);
30
31
32
33#endif /*__CPUPOWER_BITMASK__ */
34