Incomplete encryption of private keys.

2 files changed, 45 insertions, 0 deletions

diff --git a/test/crypto_test.cc b/test/crypto_test.cc
new file mode 100644
index 000000000..576a6ebc6
--- /dev/null
+++ b/test/crypto_test.cc
@@ -0,0 +1,44 @@
+/*
+    Copyright (C) 2018 Carl Hetherington <cth@carlh.net>
+
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic 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.
+
+    DCP-o-matic 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 DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include "lib/crypto.h"
+#include "lib/exceptions.h"
+#include "test.h"
+#include <openssl/rand.h>
+#include <boost/test/unit_test.hpp>
+
+using std::string;
+using std::list;
+using boost::shared_array;
+
+BOOST_AUTO_TEST_CASE (crypto_test)
+{
+	shared_array<unsigned char> key (new unsigned char[dcpomatic::crypto_key_length()]);
+	shared_array<unsigned char> iv = dcpomatic::random_iv ();
+
+	RAND_bytes (key.get(), dcpomatic::crypto_key_length());
+
+	dcp::Data ciphertext = dcpomatic::encrypt ("Can you see any fish?", key, iv);
+	BOOST_REQUIRE_EQUAL (dcpomatic::decrypt (ciphertext, key, iv), "Can you see any fish?");
+
+	key[5]++;
+	BOOST_REQUIRE_THROW (dcpomatic::decrypt (ciphertext, key, iv), CryptoError);
+}
+
diff --git a/test/wscript b/test/wscript
index 47f3dc275..23f31dadc 100644
--- a/test/wscript
+++ b/test/wscript
@@ -57,6 +57,7 @@ def build(bld):
                  colour_conversion_test.cc
                  config_test.cc
                  content_test.cc
+                 crypto_test.cc
                  dcpomatic_time_test.cc
                  dcp_playback_test.cc
                  dcp_subtitle_test.cc