Refactor VTS tests a bit, to enable adding tests in separate files.
Bug: 70409878
Test: VtsHalKeymasterV4_0TargetTest
Change-Id: Idd147d20761e7123005b468841a2ddb46cc19576
diff --git a/keymaster/4.0/vts/functional/KeymasterHidlTest.cpp b/keymaster/4.0/vts/functional/KeymasterHidlTest.cpp
new file mode 100644
index 0000000..13b6b2f
--- /dev/null
+++ b/keymaster/4.0/vts/functional/KeymasterHidlTest.cpp
@@ -0,0 +1,589 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "KeymasterHidlTest.h"
+
+#include <android/hidl/manager/1.0/IServiceManager.h>
+
+#include <keymasterV4_0/key_param_output.h>
+
+namespace android {
+namespace hardware {
+namespace keymaster {
+namespace V4_0 {
+
+::std::ostream& operator<<(::std::ostream& os, const AuthorizationSet& set) {
+ if (set.size() == 0)
+ os << "(Empty)" << ::std::endl;
+ else {
+ os << "\n";
+ for (size_t i = 0; i < set.size(); ++i) os << set[i] << ::std::endl;
+ }
+ return os;
+}
+
+namespace test {
+
+sp<IKeymasterDevice> KeymasterHidlTest::keymaster_;
+std::vector<sp<IKeymasterDevice>> KeymasterHidlTest::all_keymasters_;
+uint32_t KeymasterHidlTest::os_version_;
+uint32_t KeymasterHidlTest::os_patch_level_;
+SecurityLevel KeymasterHidlTest::securityLevel_;
+hidl_string KeymasterHidlTest::name_;
+hidl_string KeymasterHidlTest::author_;
+
+void KeymasterHidlTest::SetUpTestCase() {
+ string service_name = KeymasterHidlEnvironment::Instance()->getServiceName<IKeymasterDevice>();
+ keymaster_ = ::testing::VtsHalHidlTargetTestBase::getService<IKeymasterDevice>(service_name);
+ ASSERT_NE(keymaster_, nullptr);
+
+ ASSERT_TRUE(keymaster_
+ ->getHardwareInfo([&](SecurityLevel securityLevel, const hidl_string& name,
+ const hidl_string& author) {
+ securityLevel_ = securityLevel;
+ name_ = name;
+ author_ = author;
+ })
+ .isOk());
+
+ os_version_ = ::keymaster::GetOsVersion();
+ os_patch_level_ = ::keymaster::GetOsPatchlevel();
+
+ auto service_manager = android::hidl::manager::V1_0::IServiceManager::getService();
+ ASSERT_NE(nullptr, service_manager.get());
+
+ all_keymasters_.push_back(keymaster_);
+ service_manager->listByInterface(
+ IKeymasterDevice::descriptor, [&](const hidl_vec<hidl_string>& names) {
+ for (auto& name : names) {
+ if (name == service_name) continue;
+ auto keymaster =
+ ::testing::VtsHalHidlTargetTestBase::getService<IKeymasterDevice>(name);
+ ASSERT_NE(keymaster, nullptr);
+ all_keymasters_.push_back(keymaster);
+ }
+ });
+}
+
+ErrorCode KeymasterHidlTest::GenerateKey(const AuthorizationSet& key_desc, HidlBuf* key_blob,
+ KeyCharacteristics* key_characteristics) {
+ EXPECT_NE(key_blob, nullptr) << "Key blob pointer must not be null. Test bug";
+ EXPECT_EQ(0U, key_blob->size()) << "Key blob not empty before generating key. Test bug.";
+ EXPECT_NE(key_characteristics, nullptr)
+ << "Previous characteristics not deleted before generating key. Test bug.";
+
+ ErrorCode error;
+ EXPECT_TRUE(keymaster_
+ ->generateKey(key_desc.hidl_data(),
+ [&](ErrorCode hidl_error, const HidlBuf& hidl_key_blob,
+ const KeyCharacteristics& hidl_key_characteristics) {
+ error = hidl_error;
+ *key_blob = hidl_key_blob;
+ *key_characteristics = hidl_key_characteristics;
+ })
+ .isOk());
+ // On error, blob & characteristics should be empty.
+ if (error != ErrorCode::OK) {
+ EXPECT_EQ(0U, key_blob->size());
+ EXPECT_EQ(0U, (key_characteristics->softwareEnforced.size() +
+ key_characteristics->hardwareEnforced.size()));
+ }
+ return error;
+}
+
+ErrorCode KeymasterHidlTest::GenerateKey(const AuthorizationSet& key_desc) {
+ return GenerateKey(key_desc, &key_blob_, &key_characteristics_);
+}
+
+ErrorCode KeymasterHidlTest::ImportKey(const AuthorizationSet& key_desc, KeyFormat format,
+ const string& key_material, HidlBuf* key_blob,
+ KeyCharacteristics* key_characteristics) {
+ ErrorCode error;
+ EXPECT_TRUE(keymaster_
+ ->importKey(key_desc.hidl_data(), format, HidlBuf(key_material),
+ [&](ErrorCode hidl_error, const HidlBuf& hidl_key_blob,
+ const KeyCharacteristics& hidl_key_characteristics) {
+ error = hidl_error;
+ *key_blob = hidl_key_blob;
+ *key_characteristics = hidl_key_characteristics;
+ })
+ .isOk());
+ // On error, blob & characteristics should be empty.
+ if (error != ErrorCode::OK) {
+ EXPECT_EQ(0U, key_blob->size());
+ EXPECT_EQ(0U, (key_characteristics->softwareEnforced.size() +
+ key_characteristics->hardwareEnforced.size()));
+ }
+ return error;
+}
+
+ErrorCode KeymasterHidlTest::ImportKey(const AuthorizationSet& key_desc, KeyFormat format,
+ const string& key_material) {
+ return ImportKey(key_desc, format, key_material, &key_blob_, &key_characteristics_);
+}
+
+ErrorCode KeymasterHidlTest::ImportWrappedKey(string wrapped_key, string wrapping_key,
+ const AuthorizationSet& wrapping_key_desc,
+ string masking_key) {
+ ErrorCode error;
+ ImportKey(wrapping_key_desc, KeyFormat::PKCS8, wrapping_key);
+ EXPECT_TRUE(keymaster_
+ ->importWrappedKey(HidlBuf(wrapped_key), key_blob_, HidlBuf(masking_key),
+ [&](ErrorCode hidl_error, const HidlBuf& hidl_key_blob,
+ const KeyCharacteristics& hidl_key_characteristics) {
+ error = hidl_error;
+ key_blob_ = hidl_key_blob;
+ key_characteristics_ = hidl_key_characteristics;
+ })
+ .isOk());
+ return error;
+}
+
+ErrorCode KeymasterHidlTest::ExportKey(KeyFormat format, const HidlBuf& key_blob,
+ const HidlBuf& client_id, const HidlBuf& app_data,
+ HidlBuf* key_material) {
+ ErrorCode error;
+ EXPECT_TRUE(keymaster_
+ ->exportKey(format, key_blob, client_id, app_data,
+ [&](ErrorCode hidl_error_code, const HidlBuf& hidl_key_material) {
+ error = hidl_error_code;
+ *key_material = hidl_key_material;
+ })
+ .isOk());
+ // On error, blob should be empty.
+ if (error != ErrorCode::OK) {
+ EXPECT_EQ(0U, key_material->size());
+ }
+ return error;
+}
+
+ErrorCode KeymasterHidlTest::ExportKey(KeyFormat format, HidlBuf* key_material) {
+ HidlBuf client_id, app_data;
+ return ExportKey(format, key_blob_, client_id, app_data, key_material);
+}
+
+ErrorCode KeymasterHidlTest::DeleteKey(HidlBuf* key_blob, bool keep_key_blob) {
+ auto rc = keymaster_->deleteKey(*key_blob);
+ if (!keep_key_blob) *key_blob = HidlBuf();
+ if (!rc.isOk()) return ErrorCode::UNKNOWN_ERROR;
+ return rc;
+}
+
+ErrorCode KeymasterHidlTest::DeleteKey(bool keep_key_blob) {
+ return DeleteKey(&key_blob_, keep_key_blob);
+}
+
+ErrorCode KeymasterHidlTest::DeleteAllKeys() {
+ ErrorCode error = keymaster_->deleteAllKeys();
+ return error;
+}
+
+void KeymasterHidlTest::CheckedDeleteKey(HidlBuf* key_blob, bool keep_key_blob) {
+ auto rc = DeleteKey(key_blob, keep_key_blob);
+ EXPECT_TRUE(rc == ErrorCode::OK || rc == ErrorCode::UNIMPLEMENTED);
+}
+
+void KeymasterHidlTest::CheckedDeleteKey() {
+ CheckedDeleteKey(&key_blob_);
+}
+
+ErrorCode KeymasterHidlTest::GetCharacteristics(const HidlBuf& key_blob, const HidlBuf& client_id,
+ const HidlBuf& app_data,
+ KeyCharacteristics* key_characteristics) {
+ ErrorCode error = ErrorCode::UNKNOWN_ERROR;
+ EXPECT_TRUE(
+ keymaster_
+ ->getKeyCharacteristics(
+ key_blob, client_id, app_data,
+ [&](ErrorCode hidl_error, const KeyCharacteristics& hidl_key_characteristics) {
+ error = hidl_error, *key_characteristics = hidl_key_characteristics;
+ })
+ .isOk());
+ return error;
+}
+
+ErrorCode KeymasterHidlTest::GetCharacteristics(const HidlBuf& key_blob,
+ KeyCharacteristics* key_characteristics) {
+ HidlBuf client_id, app_data;
+ return GetCharacteristics(key_blob, client_id, app_data, key_characteristics);
+}
+
+ErrorCode KeymasterHidlTest::Begin(KeyPurpose purpose, const HidlBuf& key_blob,
+ const AuthorizationSet& in_params, AuthorizationSet* out_params,
+ OperationHandle* op_handle) {
+ SCOPED_TRACE("Begin");
+ ErrorCode error;
+ OperationHandle saved_handle = *op_handle;
+ EXPECT_TRUE(keymaster_
+ ->begin(purpose, key_blob, in_params.hidl_data(), HardwareAuthToken(),
+ [&](ErrorCode hidl_error, const hidl_vec<KeyParameter>& hidl_out_params,
+ uint64_t hidl_op_handle) {
+ error = hidl_error;
+ *out_params = hidl_out_params;
+ *op_handle = hidl_op_handle;
+ })
+ .isOk());
+ if (error != ErrorCode::OK) {
+ // Some implementations may modify *op_handle on error.
+ *op_handle = saved_handle;
+ }
+ return error;
+}
+
+ErrorCode KeymasterHidlTest::Begin(KeyPurpose purpose, const AuthorizationSet& in_params,
+ AuthorizationSet* out_params) {
+ SCOPED_TRACE("Begin");
+ EXPECT_EQ(kOpHandleSentinel, op_handle_);
+ return Begin(purpose, key_blob_, in_params, out_params, &op_handle_);
+}
+
+ErrorCode KeymasterHidlTest::Begin(KeyPurpose purpose, const AuthorizationSet& in_params) {
+ SCOPED_TRACE("Begin");
+ AuthorizationSet out_params;
+ ErrorCode error = Begin(purpose, in_params, &out_params);
+ EXPECT_TRUE(out_params.empty());
+ return error;
+}
+
+ErrorCode KeymasterHidlTest::Update(OperationHandle op_handle, const AuthorizationSet& in_params,
+ const string& input, AuthorizationSet* out_params,
+ string* output, size_t* input_consumed) {
+ SCOPED_TRACE("Update");
+ ErrorCode error;
+ EXPECT_TRUE(keymaster_
+ ->update(op_handle, in_params.hidl_data(), HidlBuf(input), HardwareAuthToken(),
+ VerificationToken(),
+ [&](ErrorCode hidl_error, uint32_t hidl_input_consumed,
+ const hidl_vec<KeyParameter>& hidl_out_params,
+ const HidlBuf& hidl_output) {
+ error = hidl_error;
+ out_params->push_back(AuthorizationSet(hidl_out_params));
+ output->append(hidl_output.to_string());
+ *input_consumed = hidl_input_consumed;
+ })
+ .isOk());
+ return error;
+}
+
+ErrorCode KeymasterHidlTest::Update(const string& input, string* out, size_t* input_consumed) {
+ SCOPED_TRACE("Update");
+ AuthorizationSet out_params;
+ ErrorCode error = Update(op_handle_, AuthorizationSet() /* in_params */, input, &out_params,
+ out, input_consumed);
+ EXPECT_TRUE(out_params.empty());
+ return error;
+}
+
+ErrorCode KeymasterHidlTest::Finish(OperationHandle op_handle, const AuthorizationSet& in_params,
+ const string& input, const string& signature,
+ AuthorizationSet* out_params, string* output) {
+ SCOPED_TRACE("Finish");
+ ErrorCode error;
+ EXPECT_TRUE(
+ keymaster_
+ ->finish(op_handle, in_params.hidl_data(), HidlBuf(input), HidlBuf(signature),
+ HardwareAuthToken(), VerificationToken(),
+ [&](ErrorCode hidl_error, const hidl_vec<KeyParameter>& hidl_out_params,
+ const HidlBuf& hidl_output) {
+ error = hidl_error;
+ *out_params = hidl_out_params;
+ output->append(hidl_output.to_string());
+ })
+ .isOk());
+ op_handle_ = kOpHandleSentinel; // So dtor doesn't Abort().
+ return error;
+}
+
+ErrorCode KeymasterHidlTest::Finish(const string& message, string* output) {
+ SCOPED_TRACE("Finish");
+ AuthorizationSet out_params;
+ string finish_output;
+ ErrorCode error = Finish(op_handle_, AuthorizationSet() /* in_params */, message,
+ "" /* signature */, &out_params, output);
+ if (error != ErrorCode::OK) {
+ return error;
+ }
+ EXPECT_EQ(0U, out_params.size());
+ return error;
+}
+
+ErrorCode KeymasterHidlTest::Finish(const string& message, const string& signature,
+ string* output) {
+ SCOPED_TRACE("Finish");
+ AuthorizationSet out_params;
+ ErrorCode error = Finish(op_handle_, AuthorizationSet() /* in_params */, message, signature,
+ &out_params, output);
+ op_handle_ = kOpHandleSentinel; // So dtor doesn't Abort().
+ if (error != ErrorCode::OK) {
+ return error;
+ }
+ EXPECT_EQ(0U, out_params.size());
+ return error;
+}
+
+ErrorCode KeymasterHidlTest::Abort(OperationHandle op_handle) {
+ SCOPED_TRACE("Abort");
+ auto retval = keymaster_->abort(op_handle);
+ EXPECT_TRUE(retval.isOk());
+ return retval;
+}
+
+void KeymasterHidlTest::AbortIfNeeded() {
+ SCOPED_TRACE("AbortIfNeeded");
+ if (op_handle_ != kOpHandleSentinel) {
+ EXPECT_EQ(ErrorCode::OK, Abort(op_handle_));
+ op_handle_ = kOpHandleSentinel;
+ }
+}
+
+ErrorCode KeymasterHidlTest::AttestKey(const HidlBuf& key_blob,
+ const AuthorizationSet& attest_params,
+ hidl_vec<hidl_vec<uint8_t>>* cert_chain) {
+ SCOPED_TRACE("AttestKey");
+ ErrorCode error;
+ auto rc = keymaster_->attestKey(
+ key_blob, attest_params.hidl_data(),
+ [&](ErrorCode hidl_error, const hidl_vec<hidl_vec<uint8_t>>& hidl_cert_chain) {
+ error = hidl_error;
+ *cert_chain = hidl_cert_chain;
+ });
+
+ EXPECT_TRUE(rc.isOk()) << rc.description();
+ if (!rc.isOk()) return ErrorCode::UNKNOWN_ERROR;
+
+ return error;
+}
+
+ErrorCode KeymasterHidlTest::AttestKey(const AuthorizationSet& attest_params,
+ hidl_vec<hidl_vec<uint8_t>>* cert_chain) {
+ SCOPED_TRACE("AttestKey");
+ return AttestKey(key_blob_, attest_params, cert_chain);
+}
+
+string KeymasterHidlTest::ProcessMessage(const HidlBuf& key_blob, KeyPurpose operation,
+ const string& message, const AuthorizationSet& in_params,
+ AuthorizationSet* out_params) {
+ SCOPED_TRACE("ProcessMessage");
+ AuthorizationSet begin_out_params;
+ EXPECT_EQ(ErrorCode::OK, Begin(operation, key_blob, in_params, &begin_out_params, &op_handle_));
+
+ string unused;
+ AuthorizationSet finish_params;
+ AuthorizationSet finish_out_params;
+ string output;
+ EXPECT_EQ(ErrorCode::OK,
+ Finish(op_handle_, finish_params, message, unused, &finish_out_params, &output));
+ op_handle_ = kOpHandleSentinel;
+
+ out_params->push_back(begin_out_params);
+ out_params->push_back(finish_out_params);
+ return output;
+}
+
+string KeymasterHidlTest::SignMessage(const HidlBuf& key_blob, const string& message,
+ const AuthorizationSet& params) {
+ SCOPED_TRACE("SignMessage");
+ AuthorizationSet out_params;
+ string signature = ProcessMessage(key_blob, KeyPurpose::SIGN, message, params, &out_params);
+ EXPECT_TRUE(out_params.empty());
+ return signature;
+}
+
+string KeymasterHidlTest::SignMessage(const string& message, const AuthorizationSet& params) {
+ SCOPED_TRACE("SignMessage");
+ return SignMessage(key_blob_, message, params);
+}
+
+string KeymasterHidlTest::MacMessage(const string& message, Digest digest, size_t mac_length) {
+ SCOPED_TRACE("MacMessage");
+ return SignMessage(
+ key_blob_, message,
+ AuthorizationSetBuilder().Digest(digest).Authorization(TAG_MAC_LENGTH, mac_length));
+}
+
+void KeymasterHidlTest::CheckHmacTestVector(const string& key, const string& message, Digest digest,
+ const string& expected_mac) {
+ SCOPED_TRACE("CheckHmacTestVector");
+ ASSERT_EQ(ErrorCode::OK,
+ ImportKey(AuthorizationSetBuilder()
+ .Authorization(TAG_NO_AUTH_REQUIRED)
+ .HmacKey(key.size() * 8)
+ .Authorization(TAG_MIN_MAC_LENGTH, expected_mac.size() * 8)
+ .Digest(digest),
+ KeyFormat::RAW, key));
+ string signature = MacMessage(message, digest, expected_mac.size() * 8);
+ EXPECT_EQ(expected_mac, signature)
+ << "Test vector didn't match for key of size " << key.size() << " message of size "
+ << message.size() << " and digest " << digest;
+ CheckedDeleteKey();
+}
+
+void KeymasterHidlTest::CheckAesCtrTestVector(const string& key, const string& nonce,
+ const string& message,
+ const string& expected_ciphertext) {
+ SCOPED_TRACE("CheckAesCtrTestVector");
+ ASSERT_EQ(ErrorCode::OK, ImportKey(AuthorizationSetBuilder()
+ .Authorization(TAG_NO_AUTH_REQUIRED)
+ .AesEncryptionKey(key.size() * 8)
+ .BlockMode(BlockMode::CTR)
+ .Authorization(TAG_CALLER_NONCE)
+ .Padding(PaddingMode::NONE),
+ KeyFormat::RAW, key));
+
+ auto params = AuthorizationSetBuilder()
+ .Authorization(TAG_NONCE, nonce.data(), nonce.size())
+ .BlockMode(BlockMode::CTR)
+ .Padding(PaddingMode::NONE);
+ AuthorizationSet out_params;
+ string ciphertext = EncryptMessage(key_blob_, message, params, &out_params);
+ EXPECT_EQ(expected_ciphertext, ciphertext);
+}
+
+void KeymasterHidlTest::CheckTripleDesTestVector(KeyPurpose purpose, BlockMode block_mode,
+ PaddingMode padding_mode, const string& key,
+ const string& iv, const string& input,
+ const string& expected_output) {
+ auto authset = AuthorizationSetBuilder()
+ .TripleDesEncryptionKey(key.size() * 7)
+ .BlockMode(block_mode)
+ .Padding(padding_mode);
+ if (iv.size()) authset.Authorization(TAG_CALLER_NONCE);
+ ASSERT_EQ(ErrorCode::OK, ImportKey(authset, KeyFormat::RAW, key));
+ auto begin_params = AuthorizationSetBuilder().BlockMode(block_mode).Padding(padding_mode);
+ if (iv.size()) begin_params.Authorization(TAG_NONCE, iv.data(), iv.size());
+ AuthorizationSet output_params;
+ string output = ProcessMessage(key_blob_, purpose, input, begin_params, &output_params);
+ EXPECT_EQ(expected_output, output);
+}
+
+void KeymasterHidlTest::VerifyMessage(const HidlBuf& key_blob, const string& message,
+ const string& signature, const AuthorizationSet& params) {
+ SCOPED_TRACE("VerifyMessage");
+ AuthorizationSet begin_out_params;
+ ASSERT_EQ(ErrorCode::OK,
+ Begin(KeyPurpose::VERIFY, key_blob, params, &begin_out_params, &op_handle_));
+
+ string unused;
+ AuthorizationSet finish_params;
+ AuthorizationSet finish_out_params;
+ string output;
+ EXPECT_EQ(ErrorCode::OK,
+ Finish(op_handle_, finish_params, message, signature, &finish_out_params, &output));
+ op_handle_ = kOpHandleSentinel;
+ EXPECT_TRUE(output.empty());
+}
+
+void KeymasterHidlTest::VerifyMessage(const string& message, const string& signature,
+ const AuthorizationSet& params) {
+ SCOPED_TRACE("VerifyMessage");
+ VerifyMessage(key_blob_, message, signature, params);
+}
+
+string KeymasterHidlTest::EncryptMessage(const HidlBuf& key_blob, const string& message,
+ const AuthorizationSet& in_params,
+ AuthorizationSet* out_params) {
+ SCOPED_TRACE("EncryptMessage");
+ return ProcessMessage(key_blob, KeyPurpose::ENCRYPT, message, in_params, out_params);
+}
+
+string KeymasterHidlTest::EncryptMessage(const string& message, const AuthorizationSet& params,
+ AuthorizationSet* out_params) {
+ SCOPED_TRACE("EncryptMessage");
+ return EncryptMessage(key_blob_, message, params, out_params);
+}
+
+string KeymasterHidlTest::EncryptMessage(const string& message, const AuthorizationSet& params) {
+ SCOPED_TRACE("EncryptMessage");
+ AuthorizationSet out_params;
+ string ciphertext = EncryptMessage(message, params, &out_params);
+ EXPECT_TRUE(out_params.empty()) << "Output params should be empty. Contained: " << out_params;
+ return ciphertext;
+}
+
+string KeymasterHidlTest::EncryptMessage(const string& message, BlockMode block_mode,
+ PaddingMode padding) {
+ SCOPED_TRACE("EncryptMessage");
+ auto params = AuthorizationSetBuilder().BlockMode(block_mode).Padding(padding);
+ AuthorizationSet out_params;
+ string ciphertext = EncryptMessage(message, params, &out_params);
+ EXPECT_TRUE(out_params.empty()) << "Output params should be empty. Contained: " << out_params;
+ return ciphertext;
+}
+
+string KeymasterHidlTest::EncryptMessage(const string& message, BlockMode block_mode,
+ PaddingMode padding, HidlBuf* iv_out) {
+ SCOPED_TRACE("EncryptMessage");
+ auto params = AuthorizationSetBuilder().BlockMode(block_mode).Padding(padding);
+ AuthorizationSet out_params;
+ string ciphertext = EncryptMessage(message, params, &out_params);
+ EXPECT_EQ(1U, out_params.size());
+ auto ivVal = out_params.GetTagValue(TAG_NONCE);
+ EXPECT_TRUE(ivVal.isOk());
+ *iv_out = ivVal.value();
+ return ciphertext;
+}
+
+string KeymasterHidlTest::EncryptMessage(const string& message, BlockMode block_mode,
+ PaddingMode padding, const HidlBuf& iv_in) {
+ SCOPED_TRACE("EncryptMessage");
+ auto params = AuthorizationSetBuilder()
+ .BlockMode(block_mode)
+ .Padding(padding)
+ .Authorization(TAG_NONCE, iv_in);
+ AuthorizationSet out_params;
+ string ciphertext = EncryptMessage(message, params, &out_params);
+ return ciphertext;
+}
+
+string KeymasterHidlTest::DecryptMessage(const HidlBuf& key_blob, const string& ciphertext,
+ const AuthorizationSet& params) {
+ SCOPED_TRACE("DecryptMessage");
+ AuthorizationSet out_params;
+ string plaintext =
+ ProcessMessage(key_blob, KeyPurpose::DECRYPT, ciphertext, params, &out_params);
+ EXPECT_TRUE(out_params.empty());
+ return plaintext;
+}
+
+string KeymasterHidlTest::DecryptMessage(const string& ciphertext, const AuthorizationSet& params) {
+ SCOPED_TRACE("DecryptMessage");
+ return DecryptMessage(key_blob_, ciphertext, params);
+}
+
+string KeymasterHidlTest::DecryptMessage(const string& ciphertext, BlockMode block_mode,
+ PaddingMode padding_mode, const HidlBuf& iv) {
+ SCOPED_TRACE("DecryptMessage");
+ auto params = AuthorizationSetBuilder()
+ .BlockMode(block_mode)
+ .Padding(padding_mode)
+ .Authorization(TAG_NONCE, iv);
+ return DecryptMessage(key_blob_, ciphertext, params);
+}
+
+std::pair<ErrorCode, HidlBuf> KeymasterHidlTest::UpgradeKey(const HidlBuf& key_blob) {
+ std::pair<ErrorCode, HidlBuf> retval;
+ keymaster_->upgradeKey(key_blob, hidl_vec<KeyParameter>(),
+ [&](ErrorCode error, const hidl_vec<uint8_t>& upgraded_blob) {
+ retval = std::tie(error, upgraded_blob);
+ });
+ return retval;
+}
+
+} // namespace test
+} // namespace V4_0
+} // namespace keymaster
+} // namespace hardware
+} // namespace android