randombytes.c
646 Bytes
/*
* Copyright (C) 2016 Kaspar Schleiser <kaspar@schleiser.de>
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
#include <stdint.h>
#include <string.h>
#include "random.h"
#include <stdio.h>
void randombytes(uint8_t *target, uint64_t n)
{
uint32_t random;
uint8_t *random_pos = (uint8_t*)&random;
unsigned _n = 0;
while (n--) {
if (! (_n++ & 0x3)) {
random = random_uint32();
random_pos = (uint8_t *) &random;
}
*target++ = *random_pos++;
}
}