47 lines
1.8 KiB
C++
47 lines
1.8 KiB
C++
/*
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* Copyright (C) 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 <fuzzer/FuzzedDataProvider.h>
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#include <media/NdkMediaCrypto.h>
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constexpr size_t kMaxString = 256;
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constexpr size_t kMinBytes = 0;
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constexpr size_t kMaxBytes = 1000;
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
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FuzzedDataProvider fdp(data, size);
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AMediaUUID uuid = {};
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int32_t maxLen = fdp.ConsumeIntegralInRange<size_t>(kMinBytes, (size_t)sizeof(AMediaUUID));
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for (size_t idx = 0; idx < maxLen; ++idx) {
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uuid[idx] = fdp.ConsumeIntegral<uint8_t>();
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}
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std::vector<uint8_t> initData =
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fdp.ConsumeBytes<uint8_t>(fdp.ConsumeIntegralInRange<size_t>(kMinBytes, kMaxBytes));
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AMediaCrypto* crypto = AMediaCrypto_new(uuid, initData.data(), initData.size());
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while (fdp.remaining_bytes()) {
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auto invokeNdkCryptoFuzzer = fdp.PickValueInArray<const std::function<void()>>({
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[&]() {
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AMediaCrypto_requiresSecureDecoderComponent(
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fdp.ConsumeRandomLengthString(kMaxString).c_str());
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},
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[&]() { AMediaCrypto_isCryptoSchemeSupported(uuid); },
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});
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invokeNdkCryptoFuzzer();
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}
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AMediaCrypto_delete(crypto);
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return 0;
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}
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