/root/bitcoin/src/test/fuzz/util/mempool.cpp
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| 1 |  | // Copyright (c) 2022-present The Bitcoin Core developers | 
| 2 |  | // Distributed under the MIT software license, see the accompanying | 
| 3 |  | // file COPYING or http://www.opensource.org/licenses/mit-license.php. | 
| 4 |  |  | 
| 5 |  | #include <consensus/amount.h> | 
| 6 |  | #include <consensus/consensus.h> | 
| 7 |  | #include <kernel/mempool_entry.h> | 
| 8 |  | #include <primitives/transaction.h> | 
| 9 |  | #include <test/fuzz/FuzzedDataProvider.h> | 
| 10 |  | #include <test/fuzz/util.h> | 
| 11 |  | #include <test/fuzz/util/mempool.h> | 
| 12 |  |  | 
| 13 |  | #include <cassert> | 
| 14 |  | #include <cstdint> | 
| 15 |  | #include <limits> | 
| 16 |  |  | 
| 17 |  | CTxMemPoolEntry ConsumeTxMemPoolEntry(FuzzedDataProvider& fuzzed_data_provider, const CTransaction& tx, uint32_t max_height) noexcept | 
| 18 | 0 | { | 
| 19 |  |     // Avoid: | 
| 20 |  |     // policy/feerate.cpp:28:34: runtime error: signed integer overflow: 34873208148477500 * 1000 cannot be represented in type 'long' | 
| 21 |  |     // | 
| 22 |  |     // Reproduce using CFeeRate(348732081484775, 10).GetFeePerK() | 
| 23 | 0 |     const CAmount fee{ConsumeMoney(fuzzed_data_provider, /*max=*/std::numeric_limits<CAmount>::max() / CAmount{100'000})}; | 
| 24 | 0 |     assert(MoneyRange(fee)); | 
| 25 | 0 |     const int64_t time = fuzzed_data_provider.ConsumeIntegral<int64_t>(); | 
| 26 | 0 |     const uint64_t entry_sequence{fuzzed_data_provider.ConsumeIntegral<uint64_t>()}; | 
| 27 | 0 |     const auto entry_height{fuzzed_data_provider.ConsumeIntegralInRange<uint32_t>(0, max_height)}; | 
| 28 | 0 |     const bool spends_coinbase = fuzzed_data_provider.ConsumeBool(); | 
| 29 | 0 |     const unsigned int sig_op_cost = fuzzed_data_provider.ConsumeIntegralInRange<unsigned int>(0, MAX_BLOCK_SIGOPS_COST); | 
| 30 | 0 |     return CTxMemPoolEntry{MakeTransactionRef(tx), fee, time, entry_height, entry_sequence, spends_coinbase, sig_op_cost, {}}; | 
| 31 | 0 | } |