70 lines
2.3 KiB
C++
70 lines
2.3 KiB
C++
/*
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* Copyright (C) 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 <android-base/logging.h>
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#include <nnapi/TypeUtils.h>
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#include <src/libfuzzer/libfuzzer_macro.h>
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#include <algorithm>
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#include "Converter.h"
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#include "Model.pb.h"
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#include "TestHarness.h"
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// Fuzz test logic. This function will either run to completion and return, or crash.
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extern void nnapiFuzzTest(const ::test_helper::TestModel& testModel);
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namespace {
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using ::android::nn::getNonExtensionSize;
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using ::android::nn::OperandType;
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using ::android::nn::fuzz::convertToTestModel;
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using ::test_helper::TestModel;
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using ::test_helper::TestOperand;
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using ::test_helper::TestSubgraph;
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bool operandOverflows(const TestOperand& operand) {
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const auto operandType = static_cast<OperandType>(operand.type);
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return !getNonExtensionSize(operandType, operand.dimensions).has_value();
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}
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bool hasOperandThatOverflows(const TestSubgraph& subgraph) {
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return std::any_of(subgraph.operands.begin(), subgraph.operands.end(), operandOverflows);
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}
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bool shouldSkip(const TestModel& model) {
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return hasOperandThatOverflows(model.main) ||
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std::any_of(model.referenced.begin(), model.referenced.end(), hasOperandThatOverflows);
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}
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void limitLoggingToCrashes() {
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[[maybe_unused]] static const auto oldSeverity = ::android::base::SetMinimumLogSeverity(
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::android::base::LogSeverity::FATAL_WITHOUT_ABORT);
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}
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} // namespace
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DEFINE_PROTO_FUZZER(const ::android::nn::fuzz::Test& model) {
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// Limit NNAPI fuzz test logging to crashes (which is what the test cares about) to reduce the
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// noise and potentially speed up testing.
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limitLoggingToCrashes();
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const TestModel testModel = convertToTestModel(model);
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if (!shouldSkip(testModel)) {
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nnapiFuzzTest(testModel);
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}
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}
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