Diff: crypto/ltc/ltc_ecc_points.c

Revision:

4:cbaf466d717d

Parent:

2:527a66d0a1a9

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crypto/ltc/ltc_ecc_points.c	Tue Jun 10 14:23:09 2014 +0000
@@ -0,0 +1,79 @@
+/*
+MiniTLS - A super trimmed down TLS/SSL Library for embedded devices
+Author: Donatien Garnier
+Copyright (C) 2013-2014 AppNearMe Ltd
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+*//* LibTomCrypt, modular cryptographic library -- Tom St Denis
+ *
+ * LibTomCrypt is a library that provides various cryptographic
+ * algorithms in a highly modular and flexible manner.
+ *
+ * The library is free for all purposes without any express
+ * guarantee it works.
+ *
+ * Tom St Denis, tomstdenis@gmail.com, http://libtom.org
+ */
+
+/* Implements ECC over Z/pZ for curve y^2 = x^3 - 3x + b
+ *
+ * All curves taken from NIST recommendation paper of July 1999
+ * Available at http://csrc.nist.gov/cryptval/dss.htm
+ */
+#include "ltc.h"
+
+/**
+  @file ltc_ecc_points.c
+  ECC Crypto, Tom St Denis
+*/  
+
+//Nodynamic alloc
+#if 0 //ifdef LTC_MECC
+
+/**
+   Allocate a new ECC point
+   @return A newly allocated point or NULL on error 
+*/
+ecc_point *ltc_ecc_new_point(void)
+{
+   ecc_point *p;
+   p = XCALLOC(1, sizeof(*p));
+   if (p == NULL) {
+      return NULL;
+   }
+   if (mp_init_multi(&p->x, &p->y, &p->z, NULL) != CRYPT_OK) {
+      XFREE(p);
+      return NULL;
+   }
+   return p;
+}
+
+/** Free an ECC point from memory
+  @param p   The point to free
+*/
+void ltc_ecc_del_point(ecc_point *p)
+{
+   /* prevents free'ing null arguments */
+   if (p != NULL) {
+      mp_clear_multi(p->x, p->y, p->z, NULL); /* note: p->z may be NULL but that's ok with this function anyways */
+      XFREE(p);
+   }
+}
+
+#endif
+/* $Source: /cvs/libtom/libtomcrypt/src/pk/ecc/ltc_ecc_points.c,v $ */
+/* $Revision: 1.7 $ */
+/* $Date: 2007/05/12 14:32:35 $ */
+