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29 lines
1.2 KiB
C++
29 lines
1.2 KiB
C++
// Copyright (c) 2020 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <test/fuzz/FuzzedDataProvider.h>
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#include <test/fuzz/fuzz.h>
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#include <test/fuzz/util.h>
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#include <timedata.h>
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#include <cstdint>
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#include <string>
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#include <vector>
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FUZZ_TARGET(timedata)
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{
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FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
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const unsigned int max_size = fuzzed_data_provider.ConsumeIntegralInRange<unsigned int>(0, 1000);
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// Divide by 2 to avoid signed integer overflow in .median()
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const int64_t initial_value = fuzzed_data_provider.ConsumeIntegral<int64_t>() / 2;
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CMedianFilter<int64_t> median_filter{max_size, initial_value};
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while (fuzzed_data_provider.remaining_bytes() > 0) {
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(void)median_filter.median();
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assert(median_filter.size() > 0);
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assert(static_cast<size_t>(median_filter.size()) == median_filter.sorted().size());
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assert(static_cast<unsigned int>(median_filter.size()) <= max_size || max_size == 0);
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// Divide by 2 to avoid signed integer overflow in .median()
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median_filter.input(fuzzed_data_provider.ConsumeIntegral<int64_t>() / 2);
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}
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}
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