7665614b2e
Merge of http://go/wvgerrit/93404 This CL updates the Widevine CDM to support OEMCrypto v16.1 Test: Tested in 16.2 CL Bug: 141247171 Change-Id: I69bd993500f6fb63bf6010c8b0250dc7acc3d71b
88 lines
3.1 KiB
C++
88 lines
3.1 KiB
C++
#include "oemcrypto_session_tests_helper.h"
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#include <gtest/gtest.h>
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#include "oec_test_data.h"
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using namespace std;
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using namespace wvoec;
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namespace wvoec {
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// Make this function available when in Fuzz mode because we are not inheriting
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// from OEMCryptoClientTest.
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const uint8_t* find(const vector<uint8_t>& message,
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const vector<uint8_t>& substring) {
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vector<uint8_t>::const_iterator pos = search(
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message.begin(), message.end(), substring.begin(), substring.end());
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if (pos == message.end()) {
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return nullptr;
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}
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return &(*pos);
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}
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// This creates a wrapped RSA key.
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void SessionUtil::CreateWrappedRSAKey() {
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Session s;
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ProvisioningRoundTrip provisioning_messages(&s, encoded_rsa_key_);
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provisioning_messages.PrepareSession(keybox_);
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ASSERT_NO_FATAL_FAILURE(provisioning_messages.SignAndVerifyRequest());
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ASSERT_NO_FATAL_FAILURE(provisioning_messages.CreateDefaultResponse());
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ASSERT_NO_FATAL_FAILURE(provisioning_messages.EncryptAndSignResponse());
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ASSERT_EQ(OEMCrypto_SUCCESS, provisioning_messages.LoadResponse());
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wrapped_rsa_key_ = provisioning_messages.wrapped_rsa_key();
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}
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void SessionUtil::InstallKeybox(const wvoec::WidevineKeybox& keybox,
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bool good) {
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uint8_t wrapped[sizeof(wvoec::WidevineKeybox)];
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size_t length = sizeof(wvoec::WidevineKeybox);
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keybox_ = keybox;
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ASSERT_EQ(OEMCrypto_SUCCESS,
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OEMCrypto_WrapKeybox(reinterpret_cast<const uint8_t*>(&keybox),
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sizeof(keybox), wrapped, &length, nullptr, 0));
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OEMCryptoResult sts = OEMCrypto_InstallKeybox(wrapped, sizeof(keybox));
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if (good) {
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ASSERT_EQ(OEMCrypto_SUCCESS, sts);
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} else {
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// Can return error now, or return error on IsKeyboxValid.
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}
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}
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void SessionUtil::EnsureTestKeys() {
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switch (global_features.derive_key_method) {
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case DeviceFeatures::LOAD_TEST_KEYBOX:
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keybox_ = kTestKeybox;
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ASSERT_EQ(
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OEMCrypto_SUCCESS,
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OEMCrypto_LoadTestKeybox(reinterpret_cast<const uint8_t*>(&keybox_),
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sizeof(keybox_)));
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break;
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case DeviceFeatures::LOAD_TEST_RSA_KEY:
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ASSERT_EQ(OEMCrypto_SUCCESS, OEMCrypto_LoadTestRSAKey());
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break;
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case DeviceFeatures::TEST_PROVISION_30:
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// Can use oem certificate to install test rsa key.
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break;
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default:
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FAIL() << "Cannot run test without test keybox or RSA key installed.";
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}
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}
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// This makes sure that the derived keys (encryption key and two mac keys)
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// are installed in OEMCrypto and in the test session.
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void SessionUtil::InstallTestRSAKey(Session* s) {
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ASSERT_TRUE(global_features.uses_certificate);
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if (global_features.loads_certificate) {
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if (wrapped_rsa_key_.size() == 0) {
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// If we don't have a wrapped key yet, create one.
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// This wrapped key will be shared by all sessions in the test.
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ASSERT_NO_FATAL_FAILURE(CreateWrappedRSAKey());
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}
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// Load the wrapped rsa test key.
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ASSERT_NO_FATAL_FAILURE(s->InstallRSASessionTestKey(wrapped_rsa_key_));
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}
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// Test RSA key should be loaded.
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ASSERT_NO_FATAL_FAILURE(s->GenerateDerivedKeysFromSessionKey());
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}
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} // namespace wvoec
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