1/* btoa8.c: The opiebtoa8() library function.
2
3%%% copyright-cmetz-96
4This software is Copyright 1996-2001 by Craig Metz, All Rights Reserved.
5The Inner Net License Version 3 applies to this software.
6You should have received a copy of the license with this software. If
7you didn't get a copy, you may request one from <license@inner.net>.
8
9        History:
10
11	Modified by cmetz for OPIE 2.4. Use struct opie_otpkey for binary arg.
12	Created by cmetz for OPIE 2.3 (quick re-write).
13*/
14
15#include "opie_cfg.h"
16#include "opie.h"
17
18static char hextochar[16] =
19{'0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f'};
20
21char *opiebtoa8 FUNCTION((out, in), char *out AND struct opie_otpkey *inkey)
22{
23  int i;
24  unsigned char *in = (unsigned char *)inkey;
25  char *c = out;
26
27  for (i = 0; i < 8; i++) {
28    *(c++) = hextochar[((*in) >> 4) & 0x0f];
29    *(c++) = hextochar[(*in++) & 0x0f];
30  }
31  *c = 0;
32
33  return out;
34}
35