path: root/xmss_commons.c

/* $OpenBSD: xmss_commons.c,v 1.2 2018/02/26 03:56:44 dtucker Exp $ */
/*
xmss_commons.c 20160722
Andreas Hülsing
Joost Rijneveld
Public domain.
*/

#include "includes.h"
#ifdef WITH_XMSS

#include "xmss_commons.h"
#include <stdlib.h>
#include <stdio.h>
#ifdef HAVE_STDINT_H
# include <stdint.h>
#endif

void to_byte(unsigned char *out, unsigned long long in, uint32_t bytes)
{
  int32_t i;
  for (i = bytes-1; i >= 0; i--) {
    out[i] = in & 0xff;
    in = in >> 8;
  }
}

#if 0
void hexdump(const unsigned char *a, size_t len)
{
  size_t i;
  for (i = 0; i < len; i++)
    printf("%02x", a[i]);
}
#endif
#endif /* WITH_XMSS */