51 lines
2.1 KiB
C++
51 lines
2.1 KiB
C++
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/*
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* Copyright 2020 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 <memory.h>
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#include "fuzzer/FuzzedDataProvider.h"
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#include "utils/CallStack.h"
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static constexpr int MAX_STRING_SIZE = 500;
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static constexpr int MAX_IGNORE_DEPTH = 200;
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
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FuzzedDataProvider dataProvider(data, size);
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size_t ignoreDepth = dataProvider.ConsumeIntegralInRange<size_t>(0, MAX_IGNORE_DEPTH);
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int logPriority = dataProvider.ConsumeIntegral<int>();
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pid_t tid = dataProvider.ConsumeIntegral<pid_t>();
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std::string logTag = dataProvider.ConsumeRandomLengthString(MAX_STRING_SIZE);
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std::string prefix = dataProvider.ConsumeRandomLengthString(MAX_STRING_SIZE);
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const char* logTagChars = logTag.c_str();
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const char* prefixChars = prefix.c_str();
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android::CallStack::CallStackUPtr callStack = android::CallStack::getCurrent(ignoreDepth);
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android::CallStack* callstackPtr = callStack.get();
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android::CallStack::logStack(logTagChars, callstackPtr,
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static_cast<android_LogPriority>(logPriority));
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android::CallStack::stackToString(prefixChars);
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callstackPtr->log(logTagChars, static_cast<android_LogPriority>(logPriority), prefixChars);
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callstackPtr->clear();
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callstackPtr->getCurrent(ignoreDepth);
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callstackPtr->log(logTagChars, static_cast<android_LogPriority>(logPriority), prefixChars);
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callstackPtr->update(ignoreDepth, tid);
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callstackPtr->log(logTagChars, static_cast<android_LogPriority>(logPriority), prefixChars);
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return 0;
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}
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