Initial import of OPIE v2.3 from

	ftp://ftp.nrl.navy.mil/pub/security/opie/

1 files changed, 43 insertions, 0 deletions

diff --git a/contrib/opie/libopie/randomchallenge.c b/contrib/opie/libopie/randomchallenge.c
new file mode 100644
index 0000000..6e0d5b7
--- /dev/null
+++ b/contrib/opie/libopie/randomchallenge.c
@@ -0,0 +1,43 @@
+/* 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);
+}