btoh.c revision 29964 
1/* btoh.c: The opiebtoh() library function.
2
3%%% copyright-cmetz-96
4This software is Copyright 1996-1997 by Craig Metz, All Rights Reserved.
5The Inner Net License Version 2 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	Created by cmetz for OPIE 2.3.
12*/
13
14#include "opie_cfg.h"
15#include "opie.h"
16
17static char hextochar[16] =
18{'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
19
20char *opiebtoh FUNCTION((out, in), char *out AND char *in)
21{
22  int i;
23  char *c = out;
24
25  for (i = 0; i < 4; i++) {
26    *(c++) = hextochar[((*in) >> 4) & 0x0f];
27    *(c++) = hextochar[(*in++) & 0x0f];
28    *(c++) = hextochar[((*in) >> 4) & 0x0f];
29    *(c++) = hextochar[(*in++) & 0x0f];
30    *(c++) = ' ';
31  }
32  *(--c) = 0;
33
34  return out;
35}
36