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/*
* Copyright 2021, 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.
*/
#pragma once
#include <cppbor.h>
#include <aidl/android/hardware/security/keymint/BnRemotelyProvisionedComponent.h>
#include <aidl/android/hardware/security/keymint/RpcHardwareInfo.h>
#include <aidl/android/hardware/security/keymint/SecurityLevel.h>
#include <keymaster/UniquePtr.h>
#include <keymaster/android_keymaster.h>
#include "CborConverter.h"
#include "JavacardSecureElement.h"
namespace aidl::android::hardware::security::keymint {
using ::keymint::javacard::CborConverter;
using ::keymint::javacard::JavacardSecureElement;
using ndk::ScopedAStatus;
using std::shared_ptr;
class JavacardRemotelyProvisionedComponentDevice : public BnRemotelyProvisionedComponent {
public:
explicit JavacardRemotelyProvisionedComponentDevice(shared_ptr<JavacardSecureElement> card)
: card_(card) {}
virtual ~JavacardRemotelyProvisionedComponentDevice() = default;
ScopedAStatus getHardwareInfo(RpcHardwareInfo* info) override;
ScopedAStatus generateEcdsaP256KeyPair(bool testMode, MacedPublicKey* macedPublicKey,
std::vector<uint8_t>* privateKeyHandle) override;
ScopedAStatus generateCertificateRequest(bool testMode,
const std::vector<MacedPublicKey>& keysToSign,
const std::vector<uint8_t>& endpointEncCertChain,
const std::vector<uint8_t>& challenge,
DeviceInfo* deviceInfo, ProtectedData* protectedData,
std::vector<uint8_t>* keysToSignMac) override;
ScopedAStatus generateCertificateRequestV2(const std::vector<MacedPublicKey>& keysToSign,
const std::vector<uint8_t>& challenge,
std::vector<uint8_t>* csr) override;
private:
ScopedAStatus beginSendData(bool testMode, const std::vector<MacedPublicKey>& keysToSign);
ScopedAStatus updateMacedKey(const std::vector<MacedPublicKey>& keysToSign);
ScopedAStatus updateChallenge(const std::vector<uint8_t>& challenge);
ScopedAStatus updateEEK(const std::vector<uint8_t>& endpointEncCertChain);
ScopedAStatus finishSendData(std::vector<uint8_t>* keysToSignMac, DeviceInfo* deviceInfo,
std::vector<uint8_t>& coseEncryptProtectedHeader,
cppbor::Map& coseEncryptUnProtectedHeader,
std::vector<uint8_t>& partialCipheredData, uint32_t& respFlag);
ScopedAStatus getResponse(std::vector<uint8_t>& partialCipheredData,
cppbor::Array& recepientStructure, uint32_t& respFlag);
std::shared_ptr<JavacardSecureElement> card_;
CborConverter cbor_;
};
} // namespace aidl::android::hardware::security::keymint
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