1 files changed, 71 insertions, 0 deletions

diff --git a/src/lib/util/test_crypto_ecdhe.c b/src/lib/util/test_crypto_ecdhe.c
new file mode 100644
index 000000000..cf59cfa64
--- /dev/null
+++ b/src/lib/util/test_crypto_ecdhe.c
@@ -0,0 +1,71 @@
+/*
+     This file is part of GNUnet.
+     Copyright (C) 2002-2013 GNUnet e.V.
+
+     GNUnet is free software: you can redistribute it and/or modify it
+     under the terms of the GNU Affero General Public License as published
+     by the Free Software Foundation, either version 3 of the License,
+     or (at your option) any later version.
+
+     GNUnet 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
+     Affero General Public License for more details.
+
+     You should have received a copy of the GNU Affero General Public License
+     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+     SPDX-License-Identifier: AGPL3.0-or-later
+
+ */
+/**
+ * @file util/test_crypto_ecdhe.c
+ * @brief testcase for ECC ECDHE public key crypto
+ * @author Christian Grothoff
+ */
+
+#include "platform.h"
+#include "gnunet_util_lib.h"
+#include <gcrypt.h>
+
+
+int
+main (int argc, char *argv[])
+{
+  struct GNUNET_CRYPTO_EcdhePrivateKey priv1;
+  struct GNUNET_CRYPTO_EcdhePrivateKey priv2;
+  struct GNUNET_CRYPTO_EcdhePublicKey pub1;
+  struct GNUNET_CRYPTO_EcdhePublicKey pub2;
+  struct GNUNET_HashCode ecdh1;
+  struct GNUNET_HashCode ecdh2;
+
+  if (! gcry_check_version ("1.6.0"))
+  {
+    fprintf (stderr,
+             "libgcrypt has not the expected version (version %s is required).\n",
+             "1.6.0");
+    return 0;
+  }
+  if (getenv ("GNUNET_GCRYPT_DEBUG"))
+    gcry_control (GCRYCTL_SET_DEBUG_FLAGS, 1u, 0);
+  GNUNET_log_setup ("test-crypto-ecdhe", "WARNING", NULL);
+
+  for (unsigned int i = 0; i < 100; i++)
+  {
+    fprintf (stderr,
+             ".");
+    GNUNET_CRYPTO_ecdhe_key_create (&priv1);
+    GNUNET_CRYPTO_ecdhe_key_create (&priv2);
+    GNUNET_CRYPTO_ecdhe_key_get_public (&priv1, &pub1);
+    GNUNET_CRYPTO_ecdhe_key_get_public (&priv2, &pub2);
+    GNUNET_CRYPTO_ecc_ecdh (&priv1, &pub2, &ecdh1);
+    GNUNET_CRYPTO_ecc_ecdh (&priv2, &pub1, &ecdh2);
+    GNUNET_assert (0 ==
+                   GNUNET_memcmp (&ecdh1,
+                                  &ecdh2));
+  }
+  return 0;
+}
+
+
+/* end of test_crypto_ecdhe.c */