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Add bitfield routines

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Signed-hostap: Jouni Malinen <j@w1.fi>
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Jouni Malinen 2013-03-16 18:12:39 +02:00
parent 04382f7d6f
commit bdb112d35f
5 changed files with 206 additions and 0 deletions
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21
src/utils/bitfield.h Normal file
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/*
* Bitfield
* Copyright (c) 2013, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#ifndef BITFIELD_H
#define BITFIELD_H
struct bitfield;
struct bitfield * bitfield_alloc(size_t max_bits);
void bitfield_free(struct bitfield *bf);
void bitfield_set(struct bitfield *bf, size_t bit);
void bitfield_clear(struct bitfield *bf, size_t bit);
int bitfield_is_set(struct bitfield *bf, size_t bit);
int bitfield_get_first_zero(struct bitfield *bf);
#endif /* BITFIELD_H */