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catcrypt security fix: sign metadata.
[u/mdw/catacomb]
/
gkcdsa.c
diff --git
a/gkcdsa.c
b/gkcdsa.c
index
6d812ff
..
a67ab0d
100644
(file)
--- a/
gkcdsa.c
+++ b/
gkcdsa.c
@@
-1,6
+1,6
@@
/* -*-c-*-
*
/* -*-c-*-
*
- * $Id
: gkcdsa.c,v 1.2 2004/04/08 01:36:15 mdw Exp
$
+ * $Id$
*
* Generalized version of KCDSA
*
*
* Generalized version of KCDSA
*
@@
-37,9
+37,9
@@
/*----- Main code ---------------------------------------------------------*/
/*----- Main code ---------------------------------------------------------*/
-/* --- @gdsa_beginhash@ --- *
+/* --- @g
kc
dsa_beginhash@ --- *
*
*
- * Arguments: @const gdsa *c@ = pointer to the context structure
+ * Arguments: @const g
kc
dsa *c@ = pointer to the context structure
*
* Returns: A hashing context for you to hash the message.
*
*
* Returns: A hashing context for you to hash the message.
*
@@
-72,7
+72,7
@@
ghash *gkcdsa_beginhash(const gkcdsa *c)
* isn't finalized.
*/
* isn't finalized.
*/
-void gkcdsa_endhash(gkcdsa *c, ghash *h) { ; }
+void gkcdsa_endhash(
const
gkcdsa *c, ghash *h) { ; }
/* --- @hashge@ --- *
*
/* --- @hashge@ --- *
*
@@
-129,7
+129,7
@@
void gkcdsa_sign(const gkcdsa *c, gkcdsa_sig *s, const void *m, mp *k)
new_k:
k = mprand_range(k, g->r, c->r, 0);
have_k:
new_k:
k = mprand_range(k, g->r, c->r, 0);
have_k:
- if (MP_
ISZERO
(k)) goto new_k;
+ if (MP_
ZEROP
(k)) goto new_k;
G_EXP(g, z, g->g, k);
if (!s->r) s->r = xmalloc(hsz);
h = hashge(g, c->h, z); GH_DONE(h, s->r);
G_EXP(g, z, g->g, k);
if (!s->r) s->r = xmalloc(hsz);
h = hashge(g, c->h, z); GH_DONE(h, s->r);