1 /* 2 * Copyright 2020, The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <aidl/android/hardware/security/keymint/BnKeyMintOperation.h> 20 #include <aidl/android/hardware/security/secureclock/ISecureClock.h> 21 22 #include <hardware/keymaster_defs.h> 23 24 namespace keymaster { 25 class AndroidKeymaster; 26 } 27 28 namespace aidl::android::hardware::security::keymint { 29 30 using ::ndk::ScopedAStatus; 31 using secureclock::TimeStampToken; 32 using std::optional; 33 using std::shared_ptr; 34 using std::string; 35 using std::vector; 36 37 class AndroidKeyMintOperation : public BnKeyMintOperation { 38 public: 39 explicit AndroidKeyMintOperation(const shared_ptr<::keymaster::AndroidKeymaster> implementation, 40 keymaster_operation_handle_t opHandle); 41 virtual ~AndroidKeyMintOperation(); 42 43 ScopedAStatus updateAad(const vector<uint8_t>& input, 44 const optional<HardwareAuthToken>& authToken, 45 const optional<TimeStampToken>& timestampToken) override; 46 47 ScopedAStatus update(const vector<uint8_t>& input, const optional<HardwareAuthToken>& authToken, 48 const optional<TimeStampToken>& timestampToken, 49 vector<uint8_t>* output) override; 50 51 ScopedAStatus finish(const optional<vector<uint8_t>>& input, // 52 const optional<vector<uint8_t>>& signature, // 53 const optional<HardwareAuthToken>& authToken, // 54 const optional<TimeStampToken>& timestampToken, 55 const optional<vector<uint8_t>>& confirmationToken, 56 vector<uint8_t>* output) override; 57 58 ScopedAStatus abort() override; 59 60 protected: 61 std::shared_ptr<::keymaster::AndroidKeymaster> impl_; 62 keymaster_operation_handle_t opHandle_; 63 }; 64 65 } // namespace aidl::android::hardware::security::keymint 66