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e1dc15d690
Previously, the default for acceptnonstdtxn defaulted to 0 on all chains except testnet. Change this to be consistent across all chains, and remove the parameter from chainparams entirely.
63 lines
2.6 KiB
C++
63 lines
2.6 KiB
C++
// Copyright (c) 2022 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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#ifndef BITCOIN_KERNEL_MEMPOOL_OPTIONS_H
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#define BITCOIN_KERNEL_MEMPOOL_OPTIONS_H
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#include <kernel/mempool_limits.h>
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#include <policy/feerate.h>
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#include <policy/policy.h>
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#include <chrono>
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#include <cstdint>
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#include <optional>
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class CBlockPolicyEstimator;
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/** Default for -maxmempool, maximum megabytes of mempool memory usage */
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static constexpr unsigned int DEFAULT_MAX_MEMPOOL_SIZE_MB{300};
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/** Default for -maxmempool when blocksonly is set */
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static constexpr unsigned int DEFAULT_BLOCKSONLY_MAX_MEMPOOL_SIZE_MB{5};
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/** Default for -mempoolexpiry, expiration time for mempool transactions in hours */
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static constexpr unsigned int DEFAULT_MEMPOOL_EXPIRY_HOURS{336};
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/** Default for -mempoolfullrbf, if the transaction replaceability signaling is ignored */
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static constexpr bool DEFAULT_MEMPOOL_FULL_RBF{false};
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/** Default for -acceptnonstdtxn */
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static constexpr bool DEFAULT_ACCEPT_NON_STD_TXN{false};
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namespace kernel {
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/**
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* Options struct containing options for constructing a CTxMemPool. Default
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* constructor populates the struct with sane default values which can be
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* modified.
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*
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* Most of the time, this struct should be referenced as CTxMemPool::Options.
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*/
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struct MemPoolOptions {
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/* Used to estimate appropriate transaction fees. */
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CBlockPolicyEstimator* estimator{nullptr};
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/* The ratio used to determine how often sanity checks will run. */
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int check_ratio{0};
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int64_t max_size_bytes{DEFAULT_MAX_MEMPOOL_SIZE_MB * 1'000'000};
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std::chrono::seconds expiry{std::chrono::hours{DEFAULT_MEMPOOL_EXPIRY_HOURS}};
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CFeeRate incremental_relay_feerate{DEFAULT_INCREMENTAL_RELAY_FEE};
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/** A fee rate smaller than this is considered zero fee (for relaying, mining and transaction creation) */
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CFeeRate min_relay_feerate{DEFAULT_MIN_RELAY_TX_FEE};
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CFeeRate dust_relay_feerate{DUST_RELAY_TX_FEE};
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/**
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* A data carrying output is an unspendable output containing data. The script
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* type is designated as TxoutType::NULL_DATA.
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*
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* Maximum size of TxoutType::NULL_DATA scripts that this node considers standard.
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* If nullopt, any size is nonstandard.
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*/
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std::optional<unsigned> max_datacarrier_bytes{DEFAULT_ACCEPT_DATACARRIER ? std::optional{MAX_OP_RETURN_RELAY} : std::nullopt};
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bool permit_bare_multisig{DEFAULT_PERMIT_BAREMULTISIG};
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bool require_standard{true};
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bool full_rbf{DEFAULT_MEMPOOL_FULL_RBF};
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MemPoolLimits limits{};
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};
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} // namespace kernel
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#endif // BITCOIN_KERNEL_MEMPOOL_OPTIONS_H
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