mirror of
https://git.FreeBSD.org/src.git
synced 2025-01-15 15:06:42 +00:00
44 lines
1.6 KiB
C
44 lines
1.6 KiB
C
|
/* randomchallenge.c: The opierandomchallenge() library function.
|
||
|
|
|
||
|
|
%%% portions-copyright-cmetz
|
||
|
|
Portions of this software are Copyright 1996 by Craig Metz, All Rights
|
||
|
|
Reserved. The Inner Net License Version 2 applies to these portions of
|
||
|
|
the software.
|
||
|
|
You should have received a copy of the license with this software. If
|
||
|
|
you didn't get a copy, you may request one from <license@inner.net>.
|
||
|
|
|
||
|
|
Portions of this software are Copyright 1995 by Randall Atkinson and Dan
|
||
|
|
McDonald, All Rights Reserved. All Rights under this copyright are assigned
|
||
|
|
to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and
|
||
|
|
License Agreement applies to this software.
|
||
|
|
|
||
|
|
History:
|
||
|
|
|
||
|
|
Modified by cmetz for OPIE 2.3. Add sha support.
|
||
|
|
Modified by cmetz for OPIE 2.22. Don't include stdio.h.
|
||
|
|
Use opienewseed(). Don't include unneeded headers.
|
||
|
|
Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al.
|
||
|
|
Changed use of gethostname() to uname(). Ifdefed around some
|
||
|
|
headers.
|
||
|
|
Created at NRL for OPIE 2.2 from opiesubr2.c
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "opie_cfg.h"
|
||
|
|
#include "opie.h"
|
||
|
|
|
||
|
|
static char *algids[] = { NULL, NULL, NULL, "sha1", "md4", "md5" };
|
||
|
|
|
||
|
|
/* Generate a random challenge */
|
||
|
|
/* This could grow into quite a monster, really. Random is good enough for
|
||
|
|
most situations; it is certainly better than a fixed string */
|
||
|
|
VOIDRET opierandomchallenge FUNCTION((prompt), char *prompt)
|
||
|
|
{
|
||
|
|
char buf[OPIE_SEED_MAX + 1];
|
||
|
|
|
||
|
|
buf[0] = 0;
|
||
|
|
if (opienewseed(buf))
|
||
|
|
strcpy(buf, "ke4452");
|
||
|
|
|
||
|
|
sprintf(prompt, "otp-%s %d %s", algids[MDX], (rand() % 499) + 1, buf);
|
||
|
|
}
|