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authorjan.nijtmans <nijtmans@users.sourceforge.net>2016-11-16 13:04:26 (GMT)
committerjan.nijtmans <nijtmans@users.sourceforge.net>2016-11-16 13:04:26 (GMT)
commit2adcff3e5ba6e09366ef4208ab81768803ba15bd (patch)
tree963ed4c25de0f3f0b60d2392c5fd0e7441e548e5 /libtommath/bn_mp_mod.c
parentfac003f85aeba679d1cc6bea4eb8a84fc0ebd9f0 (diff)
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import libtommath 1.0
Diffstat (limited to 'libtommath/bn_mp_mod.c')
-rw-r--r--libtommath/bn_mp_mod.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/libtommath/bn_mp_mod.c b/libtommath/bn_mp_mod.c
index 6828328..b67467d 100644
--- a/libtommath/bn_mp_mod.c
+++ b/libtommath/bn_mp_mod.c
@@ -1,4 +1,4 @@
-#include <tommath.h>
+#include <tommath_private.h>
#ifdef BN_MP_MOD_C
/* LibTomMath, multiple-precision integer library -- Tom St Denis
*
@@ -12,10 +12,10 @@
* The library is free for all purposes without any express
* guarantee it works.
*
- * Tom St Denis, tomstdenis@gmail.com, http://libtom.org
+ * Tom St Denis, tstdenis82@gmail.com, http://libtom.org
*/
-/* c = a mod b, 0 <= c < b */
+/* c = a mod b, 0 <= c < b if b > 0, b < c <= 0 if b < 0 */
int
mp_mod (mp_int * a, mp_int * b, mp_int * c)
{
@@ -31,11 +31,11 @@ mp_mod (mp_int * a, mp_int * b, mp_int * c)
return res;
}
- if (t.sign != b->sign) {
- res = mp_add (b, &t, c);
- } else {
+ if ((mp_iszero(&t) != MP_NO) || (t.sign == b->sign)) {
res = MP_OKAY;
mp_exch (&t, c);
+ } else {
+ res = mp_add (b, &t, c);
}
mp_clear (&t);
@@ -44,5 +44,5 @@ mp_mod (mp_int * a, mp_int * b, mp_int * c)
#endif
/* $Source$ */
-/* $Revision: 0.41 $ */
-/* $Date: 2007-04-18 09:58:18 +0000 $ */
+/* $Revision$ */
+/* $Date$ */