88 lines
3.2 KiB
C++
88 lines
3.2 KiB
C++
/*
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* Copyright 2022 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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#pragma once
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#include <InputDevice.h>
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#include <InputMapper.h>
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#include <InputReader.h>
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#include <MapperHelpers.h>
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namespace android {
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class FuzzContainer {
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std::shared_ptr<FuzzEventHub> mFuzzEventHub;
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sp<FuzzInputReaderPolicy> mFuzzPolicy;
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FuzzInputListener mFuzzListener;
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std::unique_ptr<FuzzInputReaderContext> mFuzzContext;
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std::unique_ptr<InputDevice> mFuzzDevice;
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InputReaderConfiguration mPolicyConfig;
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std::shared_ptr<ThreadSafeFuzzedDataProvider> mFdp;
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public:
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FuzzContainer(std::shared_ptr<ThreadSafeFuzzedDataProvider> fdp) : mFdp(fdp) {
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// Setup parameters.
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std::string deviceName = mFdp->ConsumeRandomLengthString(16);
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std::string deviceLocation = mFdp->ConsumeRandomLengthString(12);
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int32_t deviceID = mFdp->ConsumeIntegralInRange<int32_t>(0, 5);
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int32_t deviceGeneration = mFdp->ConsumeIntegralInRange<int32_t>(/*from*/ 0, /*to*/ 5);
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// Create mocked objects.
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mFuzzEventHub = std::make_shared<FuzzEventHub>(mFdp);
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mFuzzPolicy = sp<FuzzInputReaderPolicy>::make(mFdp);
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mFuzzContext = std::make_unique<FuzzInputReaderContext>(mFuzzEventHub, mFuzzPolicy,
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mFuzzListener, mFdp);
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InputDeviceIdentifier identifier;
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identifier.name = deviceName;
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identifier.location = deviceLocation;
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mFuzzDevice = std::make_unique<InputDevice>(mFuzzContext.get(), deviceID, deviceGeneration,
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identifier);
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mFuzzPolicy->getReaderConfiguration(&mPolicyConfig);
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}
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~FuzzContainer() {}
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void configureDevice() {
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nsecs_t arbitraryTime = mFdp->ConsumeIntegral<nsecs_t>();
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std::list<NotifyArgs> out;
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out += mFuzzDevice->configure(arbitraryTime, mPolicyConfig, /*changes=*/{});
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out += mFuzzDevice->reset(arbitraryTime);
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for (const NotifyArgs& args : out) {
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mFuzzListener.notify(args);
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}
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}
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void addProperty(std::string key, std::string value) {
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mFuzzEventHub->addProperty(key, value);
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configureDevice();
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}
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InputReaderConfiguration& getPolicyConfig() { return mPolicyConfig; }
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template <class T, typename... Args>
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T& getMapper(Args... args) {
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int32_t eventhubId = mFdp->ConsumeIntegral<int32_t>();
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// ensure a device entry exists for this eventHubId
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mFuzzDevice->addEmptyEventHubDevice(eventhubId);
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configureDevice();
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return mFuzzDevice->template constructAndAddMapper<T>(eventhubId, args...);
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}
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};
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} // namespace android
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