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-BEGIN VERIFY SCRIPT- sed --in-place --regexp-extended \ 's;( 20[0-2][0-9])(-20[0-2][0-9])? The Bitcoin Core developers;\1-present The Bitcoin Core developers;g' \ $( git grep -l 'The Bitcoin Core developers' -- ':(exclude)COPYING' ':(exclude)src/ipc/libmultiprocess' ':(exclude)src/minisketch' ) -END VERIFY SCRIPT-
51 lines
1.7 KiB
C++
51 lines
1.7 KiB
C++
// Copyright (c) 2020-present 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 <cuckoocache.h>
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#include <script/sigcache.h>
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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 <test/util/setup_common.h>
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#include <cstdint>
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#include <string>
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#include <vector>
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namespace {
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FuzzedDataProvider* fuzzed_data_provider_ptr = nullptr;
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struct RandomHasher {
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template <uint8_t>
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uint32_t operator()(const bool& /* unused */) const
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{
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assert(fuzzed_data_provider_ptr != nullptr);
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return fuzzed_data_provider_ptr->ConsumeIntegral<uint32_t>();
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}
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};
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} // namespace
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FUZZ_TARGET(cuckoocache)
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{
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FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
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fuzzed_data_provider_ptr = &fuzzed_data_provider;
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CuckooCache::cache<int, RandomHasher> cuckoo_cache{};
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if (fuzzed_data_provider.ConsumeBool()) {
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const size_t megabytes = fuzzed_data_provider.ConsumeIntegralInRange<size_t>(0, 16);
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cuckoo_cache.setup_bytes(megabytes << 20);
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} else {
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cuckoo_cache.setup(fuzzed_data_provider.ConsumeIntegralInRange<uint32_t>(0, 4096));
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}
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LIMITED_WHILE(fuzzed_data_provider.ConsumeBool(), 10000) {
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if (fuzzed_data_provider.ConsumeBool()) {
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cuckoo_cache.insert(fuzzed_data_provider.ConsumeBool());
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} else {
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auto e = fuzzed_data_provider.ConsumeBool();
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auto erase = fuzzed_data_provider.ConsumeBool();
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cuckoo_cache.contains(e, erase);
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}
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}
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fuzzed_data_provider_ptr = nullptr;
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}
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