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Diffstat (limited to 'libutils/Looper_fuzz.cpp')
-rw-r--r-- | libutils/Looper_fuzz.cpp | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/libutils/Looper_fuzz.cpp b/libutils/Looper_fuzz.cpp deleted file mode 100644 index c3ae54ece..000000000 --- a/libutils/Looper_fuzz.cpp +++ /dev/null @@ -1,84 +0,0 @@ -/* - * Copyright 2020 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 <sys/select.h> - -#include <iostream> - -#include <utils/Looper.h> - -#include "Looper_test_pipe.h" -#include "fuzzer/FuzzedDataProvider.h" - -using android::Looper; -using android::sp; - -// We don't want this to bog down fuzzing -static constexpr int MAX_POLL_DELAY = 50; -static constexpr int MAX_OPERATIONS = 500; - -void doNothing() {} -void* doNothingPointer = reinterpret_cast<void*>(doNothing); - -static int noopCallback(int, int, void*) { - return 0; -} - -std::vector<std::function<void(FuzzedDataProvider*, sp<Looper>, Pipe)>> operations = { - [](FuzzedDataProvider* dataProvider, sp<Looper> looper, Pipe) -> void { - looper->pollOnce(dataProvider->ConsumeIntegralInRange<int>(0, MAX_POLL_DELAY)); - }, - [](FuzzedDataProvider* dataProvider, sp<Looper> looper, Pipe) -> void { - looper->pollAll(dataProvider->ConsumeIntegralInRange<int>(0, MAX_POLL_DELAY)); - }, - // events and callback are nullptr - [](FuzzedDataProvider* dataProvider, sp<Looper> looper, Pipe pipeObj) -> void { - looper->addFd(pipeObj.receiveFd, dataProvider->ConsumeIntegral<int>(), - dataProvider->ConsumeIntegral<int>(), nullptr, nullptr); - }, - // Events is nullptr - [](FuzzedDataProvider* dataProvider, sp<Looper> looper, Pipe pipeObj) -> void { - looper->addFd(pipeObj.receiveFd, dataProvider->ConsumeIntegral<int>(), - dataProvider->ConsumeIntegral<int>(), noopCallback, nullptr); - }, - // callback is nullptr - [](FuzzedDataProvider* dataProvider, sp<Looper> looper, Pipe pipeObj) -> void { - looper->addFd(pipeObj.receiveFd, dataProvider->ConsumeIntegral<int>(), - dataProvider->ConsumeIntegral<int>(), nullptr, doNothingPointer); - }, - // callback and events both set - [](FuzzedDataProvider* dataProvider, sp<Looper> looper, Pipe pipeObj) -> void { - looper->addFd(pipeObj.receiveFd, dataProvider->ConsumeIntegral<int>(), - dataProvider->ConsumeIntegral<int>(), noopCallback, doNothingPointer); - }, - - [](FuzzedDataProvider*, sp<Looper> looper, Pipe) -> void { looper->wake(); }, - [](FuzzedDataProvider*, sp<Looper>, Pipe pipeObj) -> void { pipeObj.writeSignal(); }}; - -extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { - Pipe pipeObj; - FuzzedDataProvider dataProvider(data, size); - sp<Looper> looper = new Looper(dataProvider.ConsumeBool()); - - size_t opsRun = 0; - while (dataProvider.remaining_bytes() > 0 && opsRun++ < MAX_OPERATIONS) { - uint8_t op = dataProvider.ConsumeIntegralInRange<uint8_t>(0, operations.size() - 1); - operations[op](&dataProvider, looper, pipeObj); - } - // Clear our pointer - looper.clear(); - return 0; -} |