/*
- Copyright (C) 2013-2014 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2018 Carl Hetherington <cth@carlh.net>
This file is part of libdcp.
along with libdcp. If not, see <http://www.gnu.org/licenses/>.
*/
-#include <boost/test/unit_test.hpp>
-#include <libxml++/libxml++.h>
#include "encrypted_kdm.h"
#include "decrypted_kdm.h"
+#include "certificate_chain.h"
#include "util.h"
+#include "test.h"
+#include <libcxml/cxml.h>
+#include <libxml++/libxml++.h>
+#include <boost/test/unit_test.hpp>
+#include <boost/foreach.hpp>
using std::list;
-using std::stringstream;
+using std::string;
+using std::vector;
using boost::shared_ptr;
+using boost::optional;
/** Check reading and decryption of a KDM */
BOOST_AUTO_TEST_CASE (kdm_test)
);
shared_ptr<xmlpp::DomParser> parser (new xmlpp::DomParser ());
- stringstream s;
- s << kdm.as_xml ();
- parser->parse_stream (s);
+ parser->parse_memory (kdm.as_xml ());
parser->get_document()->write_to_file_formatted ("build/kdm.xml", "UTF-8");
int const r = system (
"xmldiff -c test/data/kdm_TONEPLATES-SMPTE-ENC_.smpte-430-2.ROOT.NOT_FOR_PRODUCTION_20130706_20230702_CAR_OV_t1_8971c838.xml build/kdm.xml"
BOOST_CHECK_EQUAL (WEXITSTATUS (r), 0);
#endif
}
+
+/** Test some of the utility methods of DecryptedKDM */
+BOOST_AUTO_TEST_CASE (decrypted_kdm_test)
+{
+ uint8_t* data = new uint8_t[16];
+ uint8_t* p = data;
+ dcp::DecryptedKDM::put_uuid (&p, "8971c838-d0c3-405d-bc57-43afa9d91242");
+
+ BOOST_CHECK_EQUAL (data[0], 0x89);
+ BOOST_CHECK_EQUAL (data[1], 0x71);
+ BOOST_CHECK_EQUAL (data[2], 0xc8);
+ BOOST_CHECK_EQUAL (data[3], 0x38);
+ BOOST_CHECK_EQUAL (data[4], 0xd0);
+ BOOST_CHECK_EQUAL (data[5], 0xc3);
+ BOOST_CHECK_EQUAL (data[6], 0x40);
+ BOOST_CHECK_EQUAL (data[7], 0x5d);
+ BOOST_CHECK_EQUAL (data[8], 0xbc);
+ BOOST_CHECK_EQUAL (data[9], 0x57);
+ BOOST_CHECK_EQUAL (data[10], 0x43);
+ BOOST_CHECK_EQUAL (data[11], 0xaf);
+ BOOST_CHECK_EQUAL (data[12], 0xa9);
+ BOOST_CHECK_EQUAL (data[13], 0xd9);
+ BOOST_CHECK_EQUAL (data[14], 0x12);
+ BOOST_CHECK_EQUAL (data[15], 0x42);
+
+ p = data;
+ BOOST_CHECK_EQUAL (dcp::DecryptedKDM::get_uuid (&p), "8971c838-d0c3-405d-bc57-43afa9d91242");
+
+ delete[] data;
+}
+
+/** Check that <KeyType> tags have the scope attribute.
+ * Wolfgang Woehl believes this is compulsory and I am more-or-less inclined to agree.
+ */
+BOOST_AUTO_TEST_CASE (kdm_key_type_scope)
+{
+ dcp::EncryptedKDM kdm (
+ dcp::file_to_string ("test/data/kdm_TONEPLATES-SMPTE-ENC_.smpte-430-2.ROOT.NOT_FOR_PRODUCTION_20130706_20230702_CAR_OV_t1_8971c838.xml")
+ );
+
+ cxml::Document doc;
+ doc.read_string (kdm.as_xml ());
+
+ list<cxml::NodePtr> typed_key_ids = doc.node_child("AuthenticatedPublic")->
+ node_child("RequiredExtensions")->
+ node_child("KDMRequiredExtensions")->
+ node_child("KeyIdList")->
+ node_children("TypedKeyId");
+
+ BOOST_FOREACH (cxml::NodePtr i, typed_key_ids) {
+ BOOST_FOREACH (cxml::NodePtr j, i->node_children("KeyType")) {
+ BOOST_CHECK (j->string_attribute("scope") == "http://www.smpte-ra.org/430-1/2006/KDM#kdm-key-type");
+ }
+ }
+}
+
+static cxml::ConstNodePtr
+kdm_forensic_test (cxml::Document& doc, bool picture, optional<int> audio)
+{
+ dcp::DecryptedKDM decrypted (
+ dcp::EncryptedKDM (
+ dcp::file_to_string ("test/data/kdm_TONEPLATES-SMPTE-ENC_.smpte-430-2.ROOT.NOT_FOR_PRODUCTION_20130706_20230702_CAR_OV_t1_8971c838.xml")
+ ),
+ dcp::file_to_string ("test/data/private.key")
+ );
+
+ shared_ptr<dcp::CertificateChain> signer(new dcp::CertificateChain(dcp::file_to_string("test/data/certificate_chain")));
+ signer->set_key(dcp::file_to_string("test/data/private.key"));
+
+ dcp::EncryptedKDM kdm = decrypted.encrypt (
+ signer, signer->leaf(), vector<string>(), dcp::MODIFIED_TRANSITIONAL_1, picture, audio
+ );
+
+ /* Check that we can pass this through correctly */
+ BOOST_CHECK_EQUAL (kdm.as_xml(), dcp::EncryptedKDM(kdm.as_xml()).as_xml());
+
+ doc.read_string (kdm.as_xml());
+
+ return doc.node_child("AuthenticatedPublic")->
+ node_child("RequiredExtensions")->
+ node_child("KDMRequiredExtensions")->
+ optional_node_child("ForensicMarkFlagList");
+}
+
+/** Check ForensicMarkFlagList handling: disable picture and all audio */
+BOOST_AUTO_TEST_CASE (kdm_forensic_test1)
+{
+ cxml::Document doc;
+ cxml::ConstNodePtr forensic = kdm_forensic_test(doc, true, 0);
+ BOOST_REQUIRE (forensic);
+ list<cxml::NodePtr> flags = forensic->node_children("ForensicMarkFlag");
+ BOOST_REQUIRE_EQUAL (flags.size(), 2);
+ BOOST_CHECK_EQUAL (flags.front()->content(), "http://www.smpte-ra.org/430-1/2006/KDM#mrkflg-picture-disable");
+ BOOST_CHECK_EQUAL (flags.back()->content(), "http://www.smpte-ra.org/430-1/2006/KDM#mrkflg-audio-disable");
+}
+
+/** Check ForensicMarkFlagList handling: disable picture but not audio */
+BOOST_AUTO_TEST_CASE (kdm_forensic_test2)
+{
+ cxml::Document doc;
+ cxml::ConstNodePtr forensic = kdm_forensic_test(doc, true, optional<int>());
+ BOOST_REQUIRE (forensic);
+ list<cxml::NodePtr> flags = forensic->node_children("ForensicMarkFlag");
+ BOOST_REQUIRE_EQUAL (flags.size(), 1);
+ BOOST_CHECK_EQUAL (flags.front()->content(), "http://www.smpte-ra.org/430-1/2006/KDM#mrkflg-picture-disable");
+}
+
+/** Check ForensicMarkFlagList handling: disable audio but not picture */
+BOOST_AUTO_TEST_CASE (kdm_forensic_test3)
+{
+ cxml::Document doc;
+ cxml::ConstNodePtr forensic = kdm_forensic_test(doc, false, 0);
+ BOOST_REQUIRE (forensic);
+ list<cxml::NodePtr> flags = forensic->node_children("ForensicMarkFlag");
+ BOOST_REQUIRE_EQUAL (flags.size(), 1);
+ BOOST_CHECK_EQUAL (flags.front()->content(), "http://www.smpte-ra.org/430-1/2006/KDM#mrkflg-audio-disable");
+}
+
+/** Check ForensicMarkFlagList handling: disable picture and audio above channel 3 */
+BOOST_AUTO_TEST_CASE (kdm_forensic_test4)
+{
+ cxml::Document doc;
+ cxml::ConstNodePtr forensic = kdm_forensic_test(doc, true, 3);
+ BOOST_REQUIRE (forensic);
+ list<cxml::NodePtr> flags = forensic->node_children("ForensicMarkFlag");
+ BOOST_REQUIRE_EQUAL (flags.size(), 2);
+ BOOST_CHECK_EQUAL (flags.front()->content(), "http://www.smpte-ra.org/430-1/2006/KDM#mrkflg-picture-disable");
+ BOOST_CHECK_EQUAL (flags.back()->content(), "http://www.smpte-ra.org/430-1/2006/KDM#mrkflg-audio-disable-above-channel-3");
+}
+
+/** Check ForensicMarkFlagList handling: disable neither */
+BOOST_AUTO_TEST_CASE (kdm_forensic_test5)
+{
+ cxml::Document doc;
+ cxml::ConstNodePtr forensic = kdm_forensic_test(doc, false, optional<int>());
+ BOOST_CHECK (!forensic);
+}
projects / libdcp.git / blobdiff