Remove a strict aliasing issue with pre-computed curve448 constants

[openssl.git] / crypto / ec / curve448 / curve448_lcl.h

diff --git a/crypto/ec/curve448/curve448_lcl.h b/crypto/ec/curve448/curve448_lcl.h
index afe0ca38c3d693fb23d2233ddccf93f63c640255..2bc3bd84c86d02fc16744e38ab46a4b6f25de2d1 100644 (file)
--- a/crypto/ec/curve448/curve448_lcl.h
+++ b/crypto/ec/curve448/curve448_lcl.h
@@ -1,4 +1,14 @@
-#include "curve448utils.h"
+/*
+ * Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+#ifndef HEADER_CURVE448_LCL_H
+# define HEADER_CURVE448_LCL_H
+# include "curve448utils.h"
 
 int X448(uint8_t out_shared_key[56], const uint8_t private_key[56],
          const uint8_t peer_public_value[56]);
@@ -7,21 +17,22 @@ void X448_public_from_private(uint8_t out_public_value[56],
                               const uint8_t private_key[56]);
 
 int ED448_sign(uint8_t *out_sig, const uint8_t *message, size_t message_len,
-               const uint8_t public_key[56], const uint8_t private_key[56],
+               const uint8_t public_key[57], const uint8_t private_key[57],
                const uint8_t *context, size_t context_len);
 
 int ED448_verify(const uint8_t *message, size_t message_len,
-                 const uint8_t signature[112], const uint8_t public_key[56],
+                 const uint8_t signature[114], const uint8_t public_key[57],
                  const uint8_t *context, size_t context_len);
 
-int ED448ph_sign(uint8_t *out_sig, const uint8_t *message, size_t message_len,
-                 const uint8_t public_key[56], const uint8_t private_key[56],
+int ED448ph_sign(uint8_t *out_sig, const uint8_t hash[64],
+                 const uint8_t public_key[57], const uint8_t private_key[57],
                  const uint8_t *context, size_t context_len);
 
+int ED448ph_verify(const uint8_t hash[64], const uint8_t signature[114],
+                   const uint8_t public_key[57], const uint8_t *context,
+                   size_t context_len);
 
-int ED448ph_verify(const uint8_t *message, size_t message_len,
-                   const uint8_t signature[112], const uint8_t public_key[56],
-                   const uint8_t *context, size_t context_len);
+int ED448_public_from_private(uint8_t out_public_key[57],
+                              const uint8_t private_key[57]);
 
-void ED448_public_from_private(uint8_t out_public_key[56],
-                               const uint8_t private_key[56]);
+#endif              /* HEADER_CURVE448_LCL_H */