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29 lines
647 B
C
29 lines
647 B
C
#ifndef UTIL_SET_H
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#define UTIL_SET_H
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#include <stdint.h>
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#include <stdbool.h>
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#include <sys/types.h>
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/**
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* Add target to values.
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*
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* Target is added to the end of the set.
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*
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* Returns the index of target, or -1 if the set is full or target already
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* exists.
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*/
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ssize_t set_add(uint32_t values[], size_t *len, size_t cap, uint32_t target);
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/**
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* Remove target from values.
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*
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* When target is removed, the last element of the set is moved to where
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* target was.
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*
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* Returns the previous index of target, or -1 if target wasn't in values.
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*/
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ssize_t set_remove(uint32_t values[], size_t *len, size_t cap, uint32_t target);
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#endif
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