[mirror_spl-debian.git] / include / spl-random.h

#ifndef _SPL_RANDOM_H
#define	_SPL_RANDOM_H

#ifdef	__cplusplus
extern "C" {
#endif

#include <linux/module.h>
#include <linux/random.h>

/* FIXME:
 * Should add support for blocking in the future to
 * ensure that proper entopy is collected.  ZFS doesn't
 * use it at the moment so this is good enough for now.
 * Always will succeed by returning 0.
 */
static __inline__ int
random_get_bytes(uint8_t *ptr, size_t len)
{
	BUG_ON(len < 0);
	get_random_bytes((void *)ptr,(int)len);
	return 0;
}

 /* Always will succeed by returning 0. */
static __inline__ int
random_get_pseudo_bytes(uint8_t *ptr, size_t len)
{
	BUG_ON(len < 0);
	get_random_bytes((void *)ptr,(int)len);
	return 0;
}

#ifdef	__cplusplus
}
#endif

#endif	/* _SPL_RANDOM_H */
Commit	Line	Data
09b414e8	1	#ifndef _SPL_RANDOM_H
09b414e8	2	#define _SPL_RANDOM_H
f1ca4da6	3
	4	#ifdef __cplusplus
	5	extern "C" {
	6	#endif
	7
f1b59d26	8	#include <linux/module.h>
f1ca4da6	9	#include <linux/random.h>
	10
	11	/* FIXME:
	12	* Should add support for blocking in the future to
	13	* ensure that proper entopy is collected. ZFS doesn't
	14	* use it at the moment so this is good enough for now.
	15	* Always will succeed by returning 0.
	16	*/
	17	static __inline__ int
	18	random_get_bytes(uint8_t *ptr, size_t len)
	19	{
	20	BUG_ON(len < 0);
	21	get_random_bytes((void *)ptr,(int)len);
	22	return 0;
	23	}
	24
	25	/* Always will succeed by returning 0. */
	26	static __inline__ int
	27	random_get_pseudo_bytes(uint8_t *ptr, size_t len)
	28	{
	29	BUG_ON(len < 0);
	30	get_random_bytes((void *)ptr,(int)len);
	31	return 0;
	32	}
	33
	34	#ifdef __cplusplus
	35	}
	36	#endif
	37
09b414e8	38	#endif /* _SPL_RANDOM_H */