119 lines
6.0 KiB
C++
119 lines
6.0 KiB
C++
/*
|
|
* Copyright 2022 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 <MapperHelpers.h>
|
|
#include <fuzzer/FuzzedDataProvider.h>
|
|
#include "InputCommonConverter.h"
|
|
#include "InputProcessor.h"
|
|
|
|
namespace android {
|
|
|
|
static constexpr int32_t MAX_AXES = 64;
|
|
|
|
// Used by two fuzz operations and a bit lengthy, so pulled out into a function.
|
|
NotifyMotionArgs generateFuzzedMotionArgs(FuzzedDataProvider &fdp) {
|
|
// Create a basic motion event for testing
|
|
PointerProperties properties;
|
|
properties.id = 0;
|
|
properties.toolType = getFuzzedToolType(fdp);
|
|
PointerCoords coords;
|
|
coords.clear();
|
|
for (int32_t i = 0; i < fdp.ConsumeIntegralInRange<int32_t>(0, MAX_AXES); i++) {
|
|
coords.setAxisValue(fdp.ConsumeIntegral<int32_t>(), fdp.ConsumeFloatingPoint<float>());
|
|
}
|
|
|
|
const nsecs_t downTime = 2;
|
|
const nsecs_t readTime = downTime + fdp.ConsumeIntegralInRange<nsecs_t>(0, 1E8);
|
|
NotifyMotionArgs motionArgs(/*sequenceNum=*/fdp.ConsumeIntegral<uint32_t>(),
|
|
/*eventTime=*/downTime, readTime,
|
|
/*deviceId=*/fdp.ConsumeIntegral<int32_t>(), AINPUT_SOURCE_ANY,
|
|
ADISPLAY_ID_DEFAULT,
|
|
/*policyFlags=*/fdp.ConsumeIntegral<uint32_t>(),
|
|
AMOTION_EVENT_ACTION_DOWN,
|
|
/*actionButton=*/fdp.ConsumeIntegral<int32_t>(),
|
|
/*flags=*/fdp.ConsumeIntegral<int32_t>(), AMETA_NONE,
|
|
/*buttonState=*/fdp.ConsumeIntegral<int32_t>(),
|
|
MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE,
|
|
/*pointerCount=*/1, &properties, &coords,
|
|
/*xPrecision=*/fdp.ConsumeFloatingPoint<float>(),
|
|
/*yPrecision=*/fdp.ConsumeFloatingPoint<float>(),
|
|
AMOTION_EVENT_INVALID_CURSOR_POSITION,
|
|
AMOTION_EVENT_INVALID_CURSOR_POSITION, downTime,
|
|
/*videoFrames=*/{});
|
|
return motionArgs;
|
|
}
|
|
|
|
extern "C" int LLVMFuzzerTestOneInput(uint8_t *data, size_t size) {
|
|
FuzzedDataProvider fdp(data, size);
|
|
|
|
std::unique_ptr<FuzzInputListener> mFuzzListener = std::make_unique<FuzzInputListener>();
|
|
std::unique_ptr<InputProcessorInterface> mClassifier =
|
|
std::make_unique<InputProcessor>(*mFuzzListener);
|
|
|
|
while (fdp.remaining_bytes() > 0) {
|
|
fdp.PickValueInArray<std::function<void()>>({
|
|
[&]() -> void {
|
|
// SendToNextStage_NotifyConfigurationChangedArgs
|
|
mClassifier->notifyConfigurationChanged(
|
|
{/*sequenceNum=*/fdp.ConsumeIntegral<int32_t>(),
|
|
/*eventTime=*/fdp.ConsumeIntegral<nsecs_t>()});
|
|
},
|
|
[&]() -> void {
|
|
// SendToNextStage_NotifyKeyArgs
|
|
const nsecs_t eventTime = fdp.ConsumeIntegral<nsecs_t>();
|
|
const nsecs_t readTime =
|
|
eventTime + fdp.ConsumeIntegralInRange<nsecs_t>(0, 1E8);
|
|
mClassifier->notifyKey({/*sequenceNum=*/fdp.ConsumeIntegral<int32_t>(),
|
|
eventTime, readTime,
|
|
/*deviceId=*/fdp.ConsumeIntegral<int32_t>(),
|
|
AINPUT_SOURCE_KEYBOARD, ADISPLAY_ID_DEFAULT,
|
|
/*policyFlags=*/fdp.ConsumeIntegral<uint32_t>(),
|
|
AKEY_EVENT_ACTION_DOWN,
|
|
/*flags=*/fdp.ConsumeIntegral<int32_t>(), AKEYCODE_HOME,
|
|
/*scanCode=*/fdp.ConsumeIntegral<int32_t>(), AMETA_NONE,
|
|
/*downTime=*/fdp.ConsumeIntegral<nsecs_t>()});
|
|
},
|
|
[&]() -> void {
|
|
// SendToNextStage_NotifyMotionArgs
|
|
mClassifier->notifyMotion(generateFuzzedMotionArgs(fdp));
|
|
},
|
|
[&]() -> void {
|
|
// SendToNextStage_NotifySwitchArgs
|
|
mClassifier->notifySwitch({/*sequenceNum=*/fdp.ConsumeIntegral<int32_t>(),
|
|
/*eventTime=*/fdp.ConsumeIntegral<nsecs_t>(),
|
|
/*policyFlags=*/fdp.ConsumeIntegral<uint32_t>(),
|
|
/*switchValues=*/fdp.ConsumeIntegral<uint32_t>(),
|
|
/*switchMask=*/fdp.ConsumeIntegral<uint32_t>()});
|
|
},
|
|
[&]() -> void {
|
|
// SendToNextStage_NotifyDeviceResetArgs
|
|
mClassifier->notifyDeviceReset({/*sequenceNum=*/fdp.ConsumeIntegral<int32_t>(),
|
|
/*eventTime=*/fdp.ConsumeIntegral<nsecs_t>(),
|
|
/*deviceId=*/fdp.ConsumeIntegral<int32_t>()});
|
|
},
|
|
[&]() -> void {
|
|
// InputClassifierConverterTest
|
|
const NotifyMotionArgs motionArgs = generateFuzzedMotionArgs(fdp);
|
|
aidl::android::hardware::input::common::MotionEvent motionEvent =
|
|
notifyMotionArgsToHalMotionEvent(motionArgs);
|
|
},
|
|
})();
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
} // namespace android
|