bitarray.c File Reference

#include <errno.h>
#include <zephyr/kernel.h>
#include <zephyr/ztest.h>
#include <zephyr/arch/cpu.h>
#include <zephyr/tc_util.h>
#include <zephyr/sys/bitarray.h>
#include <zephyr/sys/util.h>

Macros
#define	BIT_INDEX(bit)   (bit >> 3)
#define	BIT_VAL(bit)   (1 << (bit & 0x7))
#define	BITFIELD_SIZE   512
#define	FAIL_ALLOC_MSG_FMT   "sys_bitarray_alloc with region size %i allocated incorrectly"
#define	FAIL_ALLOC_RET_MSG_FMT   "sys_bitarray_alloc with region size %i returned incorrect result"
#define	FAIL_ALLOC_OFFSET_MSG_FMT   "sys_bitarray_alloc with region size %i gave incorrect offset"
#define	FAIL_FREE_MSG_FMT   "sys_bitarray_free with region size %i and offset %i failed"
#define	FREE   0U

Functions
static bool	cmp_u32_arrays (uint32_t *a1, uint32_t *a2, size_t sz)
void	validate_bitarray_define (sys_bitarray_t *ba, size_t num_bits)
	ZTEST (bitarray, test_bitarray_declare)
	Test defining of bitarrays.
bool	bitarray_bundles_is_zero (sys_bitarray_t *ba)
	ZTEST (bitarray, test_bitarray_set_clear)
	Test bitarrays set and clear.
void	alloc_and_free_predefined (void)
static size_t	count_bits (uint32_t val)
size_t	get_bitarray_popcnt (sys_bitarray_t *ba)
void	alloc_and_free_loop (int divisor)
void	alloc_and_free_interval (void)
	ZTEST (bitarray, test_bitarray_alloc_free)
	Test bitarrays allocation and free.
	ZTEST (bitarray, test_bitarray_popcount_region)
	ZTEST (bitarray, test_bitarray_xor)
	ZTEST (bitarray, test_bitarray_find_nth_set)
	ZTEST (bitarray, test_bitarray_region_set_clear)
	ZTEST (bitarray, test_ffs)
	Test find MSB and LSB operations.
void *	common_setup (void)
	ZTEST_SUITE (bitarray, NULL, common_setup, NULL, NULL, NULL)

Macro Definition Documentation

BIT_INDEX

#define BIT_INDEX

(

bit

)

(bit >> 3)

BIT_VAL

#define BIT_VAL

(

bit

)

(1 << (bit & 0x7))

BITFIELD_SIZE

#define BITFIELD_SIZE   512