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// Copyright (c) 2021 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_POLICY_PACKAGES_H
#define BITCOIN_POLICY_PACKAGES_H
#include <consensus/validation.h>
#include <policy/policy.h>
#include <primitives/transaction.h>
#include <vector>
/** Default maximum number of transactions in a package. */
static constexpr uint32_t MAX_PACKAGE_COUNT{25};
/** Default maximum total virtual size of transactions in a package in KvB. */
static constexpr uint32_t MAX_PACKAGE_SIZE{101};
static_assert(MAX_PACKAGE_SIZE * WITNESS_SCALE_FACTOR * 1000 >= MAX_STANDARD_TX_WEIGHT);
/** A "reason" why a package was invalid. It may be that one or more of the included
* transactions is invalid or the package itself violates our rules.
* We don't distinguish between consensus and policy violations right now.
*/
enum class PackageValidationResult {
PCKG_RESULT_UNSET = 0, //!< Initial value. The package has not yet been rejected.
PCKG_POLICY, //!< The package itself is invalid (e.g. too many transactions).
PCKG_TX, //!< At least one tx is invalid.
};
/** A package is an ordered list of transactions. The transactions cannot conflict with (spend the
* same inputs as) one another. */
using Package = std::vector<CTransactionRef>;
class PackageValidationState : public ValidationState<PackageValidationResult> {};
#endif // BITCOIN_POLICY_PACKAGES_H
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