68 lines
2.6 KiB
C++
68 lines
2.6 KiB
C++
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/*
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* Copyright (C) 2021 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "keystoreCommon.h"
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#include <keystore/KeyAttestationApplicationId.h>
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using ::security::keymaster::KeyAttestationApplicationId;
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constexpr size_t kPackageVectorSizeMin = 1;
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constexpr size_t kPackageVectorSizeMax = 10;
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class KeystoreApplicationId {
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public:
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void process(const uint8_t* data, size_t size);
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~KeystoreApplicationId() {}
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private:
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void invokeApplicationId();
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std::unique_ptr<FuzzedDataProvider> mFdp;
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};
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void KeystoreApplicationId::invokeApplicationId() {
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std::optional<KeyAttestationApplicationId> applicationId;
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bool shouldUsePackageInfoVector = mFdp->ConsumeBool();
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if (shouldUsePackageInfoVector) {
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KeyAttestationApplicationId::PackageInfoVector packageInfoVector;
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int32_t packageVectorSize =
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mFdp->ConsumeIntegralInRange<int32_t>(kPackageVectorSizeMin, kPackageVectorSizeMax);
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for (int32_t packageSize = 0; packageSize < packageVectorSize; ++packageSize) {
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auto packageInfoData = initPackageInfoData(mFdp.get());
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packageInfoVector.push_back(make_optional<KeyAttestationPackageInfo>(
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String16((packageInfoData.packageName).c_str()), packageInfoData.versionCode,
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packageInfoData.sharedSignaturesVector));
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}
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applicationId = KeyAttestationApplicationId(std::move(packageInfoVector));
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} else {
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auto packageInfoData = initPackageInfoData(mFdp.get());
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applicationId = KeyAttestationApplicationId(make_optional<KeyAttestationPackageInfo>(
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String16((packageInfoData.packageName).c_str()), packageInfoData.versionCode,
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packageInfoData.sharedSignaturesVector));
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}
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invokeReadWriteParcel(&applicationId.value());
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}
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void KeystoreApplicationId::process(const uint8_t* data, size_t size) {
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mFdp = std::make_unique<FuzzedDataProvider>(data, size);
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invokeApplicationId();
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}
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
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KeystoreApplicationId keystoreApplicationId;
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keystoreApplicationId.process(data, size);
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return 0;
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}
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