83 lines
3.2 KiB
C++
83 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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#include <gui/BufferQueueConsumer.h>
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#include <gui/BufferQueueCore.h>
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#include <gui/BufferQueueProducer.h>
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#include <gui/GLConsumer.h>
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#include <libgui_fuzzer_utils.h>
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using namespace android;
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constexpr int32_t kMinBuffer = 0;
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constexpr int32_t kMaxBuffer = 100000;
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class ConsumerFuzzer {
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public:
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ConsumerFuzzer(const uint8_t* data, size_t size) : mFdp(data, size){};
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void process();
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private:
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FuzzedDataProvider mFdp;
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};
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void ConsumerFuzzer::process() {
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sp<BufferQueueCore> core(new BufferQueueCore());
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sp<IGraphicBufferConsumer> consumer(new BufferQueueConsumer(core));
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uint64_t maxBuffers = mFdp.ConsumeIntegralInRange<uint64_t>(kMinBuffer, kMaxBuffer);
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sp<CpuConsumer> cpu(
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new CpuConsumer(consumer, maxBuffers, mFdp.ConsumeBool() /*controlledByApp*/));
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CpuConsumer::LockedBuffer lockBuffer;
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cpu->lockNextBuffer(&lockBuffer);
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cpu->unlockBuffer(lockBuffer);
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cpu->abandon();
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uint32_t tex = mFdp.ConsumeIntegral<uint32_t>();
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sp<GLConsumer> glComsumer(new GLConsumer(consumer, tex, GLConsumer::TEXTURE_EXTERNAL,
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mFdp.ConsumeBool() /*useFenceSync*/,
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mFdp.ConsumeBool() /*isControlledByApp*/));
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sp<Fence> releaseFence = new Fence(memfd_create("rfd", MFD_ALLOW_SEALING));
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glComsumer->setReleaseFence(releaseFence);
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glComsumer->updateTexImage();
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glComsumer->releaseTexImage();
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sp<GraphicBuffer> buffer =
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new GraphicBuffer(mFdp.ConsumeIntegral<uint32_t>(), mFdp.ConsumeIntegral<uint32_t>(),
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mFdp.ConsumeIntegral<int32_t>(), mFdp.ConsumeIntegral<uint32_t>(),
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mFdp.ConsumeIntegral<uint64_t>());
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float mtx[16];
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glComsumer->getTransformMatrix(mtx);
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glComsumer->computeTransformMatrix(mtx, buffer, getRect(&mFdp),
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mFdp.ConsumeIntegral<uint32_t>(),
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mFdp.ConsumeBool() /*filtering*/);
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glComsumer->scaleDownCrop(getRect(&mFdp), mFdp.ConsumeIntegral<uint32_t>(),
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mFdp.ConsumeIntegral<uint32_t>());
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glComsumer->setDefaultBufferSize(mFdp.ConsumeIntegral<uint32_t>(),
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mFdp.ConsumeIntegral<uint32_t>());
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glComsumer->setFilteringEnabled(mFdp.ConsumeBool() /*enabled*/);
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glComsumer->setConsumerUsageBits(mFdp.ConsumeIntegral<uint64_t>());
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glComsumer->attachToContext(tex);
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glComsumer->abandon();
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}
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
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ConsumerFuzzer consumerFuzzer(data, size);
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consumerFuzzer.process();
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return 0;
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}
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