mempool_options.h

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// Copyright (c) 2022 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_KERNEL_MEMPOOL_OPTIONS_H
#define BITCOIN_KERNEL_MEMPOOL_OPTIONS_H
 
#include <kernel/mempool_limits.h>
 
#include <policy/feerate.h>
#include <policy/policy.h>
 
#include <chrono>
#include <cstdint>
#include <optional>
 
class ValidationSignals;
 
static constexpr unsigned int DEFAULT_MAX_MEMPOOL_SIZE_MB{300};
static constexpr unsigned int DEFAULT_BLOCKSONLY_MAX_MEMPOOL_SIZE_MB{5};
static constexpr unsigned int DEFAULT_MEMPOOL_EXPIRY_HOURS{336};
static constexpr bool DEFAULT_PERSIST_V1_DAT{false};
static constexpr bool DEFAULT_ACCEPT_NON_STD_TXN{false};
 
namespace kernel {
struct MemPoolOptions {
    /* The ratio used to determine how often sanity checks will run.  */
    int check_ratio{0};
    int64_t max_size_bytes{DEFAULT_MAX_MEMPOOL_SIZE_MB * 1'000'000};
    std::chrono::seconds expiry{std::chrono::hours{DEFAULT_MEMPOOL_EXPIRY_HOURS}};
    CFeeRate incremental_relay_feerate{DEFAULT_INCREMENTAL_RELAY_FEE};
    CFeeRate min_relay_feerate{DEFAULT_MIN_RELAY_TX_FEE};
    CFeeRate dust_relay_feerate{DUST_RELAY_TX_FEE};
    std::optional<unsigned> max_datacarrier_bytes{DEFAULT_ACCEPT_DATACARRIER ? std::optional{MAX_OP_RETURN_RELAY} : std::nullopt};
    bool permit_bare_multisig{DEFAULT_PERMIT_BAREMULTISIG};
    bool require_standard{true};
    bool persist_v1_dat{DEFAULT_PERSIST_V1_DAT};
    MemPoolLimits limits{};
 
    ValidationSignals* signals{nullptr};
};
} // namespace kernel
 
#endif // BITCOIN_KERNEL_MEMPOOL_OPTIONS_H