zfs/include/spl-random.h

39 lines
741 B
C

#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 */