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51 lines
1.8 KiB
C++
51 lines
1.8 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 <merkleblock.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 <uint256.h>
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#include <cstdint>
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#include <optional>
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#include <string>
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#include <vector>
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FUZZ_TARGET(merkleblock)
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{
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FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
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CPartialMerkleTree partial_merkle_tree;
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switch (fuzzed_data_provider.ConsumeIntegralInRange<int>(0, 1)) {
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case 0: {
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const std::optional<CPartialMerkleTree> opt_partial_merkle_tree = ConsumeDeserializable<CPartialMerkleTree>(fuzzed_data_provider);
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if (opt_partial_merkle_tree) {
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partial_merkle_tree = *opt_partial_merkle_tree;
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}
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break;
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}
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case 1: {
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CMerkleBlock merkle_block;
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const std::optional<CBlock> opt_block = ConsumeDeserializable<CBlock>(fuzzed_data_provider);
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CBloomFilter bloom_filter;
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std::set<uint256> txids;
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if (opt_block && !opt_block->vtx.empty()) {
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if (fuzzed_data_provider.ConsumeBool()) {
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merkle_block = CMerkleBlock{*opt_block, bloom_filter};
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} else if (fuzzed_data_provider.ConsumeBool()) {
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while (fuzzed_data_provider.ConsumeBool()) {
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txids.insert(ConsumeUInt256(fuzzed_data_provider));
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}
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merkle_block = CMerkleBlock{*opt_block, txids};
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}
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}
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partial_merkle_tree = merkle_block.txn;
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break;
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}
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}
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(void)partial_merkle_tree.GetNumTransactions();
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std::vector<uint256> matches;
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std::vector<unsigned int> indices;
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(void)partial_merkle_tree.ExtractMatches(matches, indices);
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}
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