Integrate ecc_mul_g.

1 files changed, 48 insertions, 0 deletions

diff --git a/ecc-size.c b/ecc-size.c
new file mode 100644
index 00000000..c829d460
--- /dev/null
+++ b/ecc-size.c
@@ -0,0 +1,48 @@
+/* ecc-size.c */
+
+/* nettle, low-level cryptographics library
+ *
+ * Copyright (C) 2013 Niels Möller
+ *  
+ * The nettle library is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or (at your
+ * option) any later version.
+ * 
+ * The nettle library 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 Lesser General Public
+ * License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with the nettle library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02111-1301, USA.
+ */
+
+/* Development of Nettle's ECC support was funded by Internetfonden. */
+
+#if HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include "ecc.h"
+#include "ecc-internal.h"
+
+mp_size_t
+ecc_size (const struct ecc_curve *ecc)
+{
+  return ecc->size;
+}
+
+mp_size_t
+ecc_size_a (const struct ecc_curve *ecc)
+{
+  return 2*ecc->size;
+}
+
+mp_size_t
+ecc_size_j (const struct ecc_curve *ecc)
+{
+  return 3*ecc->size;
+}