diff tomsfastmath/src/sqr/fp_sqrmod.c @ 643:a362b62d38b2 dropbear-tfm

Add tomsfastmath from git rev bfa4582842bc3bab42e4be4aed5703437049502a with Makefile.in renamed
author Matt Johnston <matt@ucc.asn.au>
date Wed, 23 Nov 2011 18:10:20 +0700
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tomsfastmath/src/sqr/fp_sqrmod.c	Wed Nov 23 18:10:20 2011 +0700
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+/* TomsFastMath, a fast ISO C bignum library.
+ * 
+ * This project is meant to fill in where LibTomMath
+ * falls short.  That is speed ;-)
+ *
+ * This project is public domain and free for all purposes.
+ * 
+ * Tom St Denis, [email protected]
+ */
+#include <tfm.h>
+
+/* c = a * a (mod b) */
+int fp_sqrmod(fp_int *a, fp_int *b, fp_int *c)
+{
+  fp_int tmp;
+  fp_zero(&tmp);
+  fp_sqr(a, &tmp);
+  return fp_mod(&tmp, b, c);
+}
+
+/* $Source$ */
+/* $Revision$ */
+/* $Date$ */