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Matheus
28 lines
657 B
C
28 lines
657 B
C
#ifndef _BITMAP_H
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#define _BITMAP_H
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#include <stdbool.h>
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#include <stddef.h>
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#include <util.h>
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typedef struct {
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long *data;
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size_t size;
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} bitmap_t;
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int bitmap_init(bitmap_t *bitmap, size_t size);
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void bitmap_destroy(bitmap_t *bitmap);
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void bitmap_set(bitmap_t *bitmap, long idx, int v);
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void bitmap_set_range(bitmap_t *bitmap, long start, long count, int v);
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bool bitmap_get(bitmap_t *bitmap, long idx);
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long bitmap_find_first_set(bitmap_t *bitmap);
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#define BITMAP_DEFINE_STATIC(name, s) \
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static long entries_bm_##name[ROUND_UP(s, sizeof(long)) / sizeof(long)]; \
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static bitmap_t name = { \
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.size = s, \
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.data = entries_bm_##name \
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}
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#endif
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