xref: /openssh-portable/xmss_commons.c (revision cfc1897a)
1 /* $OpenBSD: xmss_commons.c,v 1.2 2018/02/26 03:56:44 dtucker Exp $ */
2 /*
3 xmss_commons.c 20160722
4 Andreas Hülsing
5 Joost Rijneveld
6 Public domain.
7 */
8 
9 #include "includes.h"
10 #ifdef WITH_XMSS
11 
12 #include "xmss_commons.h"
13 #include <stdlib.h>
14 #include <stdio.h>
15 #ifdef HAVE_STDINT_H
16 # include <stdint.h>
17 #endif
18 
to_byte(unsigned char * out,unsigned long long in,uint32_t bytes)19 void to_byte(unsigned char *out, unsigned long long in, uint32_t bytes)
20 {
21   int32_t i;
22   for (i = bytes-1; i >= 0; i--) {
23     out[i] = in & 0xff;
24     in = in >> 8;
25   }
26 }
27 
28 #if 0
29 void hexdump(const unsigned char *a, size_t len)
30 {
31   size_t i;
32   for (i = 0; i < len; i++)
33     printf("%02x", a[i]);
34 }
35 #endif
36 #endif /* WITH_XMSS */
37