Systemd/src/basic/random-util.h

24 lines
541 B
C

/* SPDX-License-Identifier: LGPL-2.1+ */
#pragma once
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
int acquire_random_bytes(void *p, size_t n, bool high_quality_required);
void pseudorandom_bytes(void *p, size_t n);
void random_bytes(void *p, size_t n);
void initialize_srand(void);
static inline uint64_t random_u64(void) {
uint64_t u;
random_bytes(&u, sizeof(u));
return u;
}
static inline uint32_t random_u32(void) {
uint32_t u;
random_bytes(&u, sizeof(u));
return u;
}