Bitcoin Core  27.99.0
P2P Digital Currency
Go to the documentation of this file.
1 // Copyright (c) 2022 The Bitcoin Core developers
2 // Distributed under the MIT software license, see the accompanying
3 // file COPYING or
5 #include <consensus/amount.h>
6 #include <consensus/consensus.h>
7 #include <kernel/mempool_entry.h>
10 #include <test/fuzz/util.h>
11 #include <test/fuzz/util/mempool.h>
13 #include <cassert>
14 #include <cstdint>
15 #include <limits>
17 CTxMemPoolEntry ConsumeTxMemPoolEntry(FuzzedDataProvider& fuzzed_data_provider, const CTransaction& tx) noexcept
18 {
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  const CAmount fee{ConsumeMoney(fuzzed_data_provider, /*max=*/std::numeric_limits<CAmount>::max() / CAmount{100'000})};
24  assert(MoneyRange(fee));
25  const int64_t time = fuzzed_data_provider.ConsumeIntegral<int64_t>();
26  const uint64_t entry_sequence{fuzzed_data_provider.ConsumeIntegral<uint64_t>()};
27  const unsigned int entry_height = fuzzed_data_provider.ConsumeIntegral<unsigned int>();
28  const bool spends_coinbase = fuzzed_data_provider.ConsumeBool();
29  const unsigned int sig_op_cost = fuzzed_data_provider.ConsumeIntegralInRange<unsigned int>(0, MAX_BLOCK_SIGOPS_COST);
30  return CTxMemPoolEntry{MakeTransactionRef(tx), fee, time, entry_height, entry_sequence, spends_coinbase, sig_op_cost, {}};
31 }
bool MoneyRange(const CAmount &nValue)
Definition: amount.h:27
int64_t CAmount
Amount in satoshis (Can be negative)
Definition: amount.h:12
The basic transaction that is broadcasted on the network and contained in blocks.
Definition: transaction.h:296
CTxMemPoolEntry stores data about the corresponding transaction, as well as data about all in-mempool...
Definition: mempool_entry.h:66
static const int64_t MAX_BLOCK_SIGOPS_COST
The maximum allowed number of signature check operations in a block (network rule)
Definition: consensus.h:17
static CTransactionRef MakeTransactionRef(Tx &&txIn)
Definition: transaction.h:424
CTxMemPoolEntry ConsumeTxMemPoolEntry(FuzzedDataProvider &fuzzed_data_provider, const CTransaction &tx) noexcept
Definition: mempool.cpp:17
CAmount ConsumeMoney(FuzzedDataProvider &fuzzed_data_provider, const std::optional< CAmount > &max) noexcept
Definition: util.cpp:29