mirror of
https://github.com/bitcoin/bitcoin.git
synced 2025-01-28 20:17:29 -03:00
64 lines
2.8 KiB
C++
64 lines
2.8 KiB
C++
// Copyright (c) 2017-2021 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_NODE_TRANSACTION_H
|
|
#define BITCOIN_NODE_TRANSACTION_H
|
|
|
|
#include <attributes.h>
|
|
#include <policy/feerate.h>
|
|
#include <primitives/transaction.h>
|
|
#include <util/error.h>
|
|
|
|
class CBlockIndex;
|
|
class CTxMemPool;
|
|
namespace Consensus {
|
|
struct Params;
|
|
}
|
|
|
|
namespace node {
|
|
struct NodeContext;
|
|
|
|
/** Maximum fee rate for sendrawtransaction and testmempoolaccept RPC calls.
|
|
* Also used by the GUI when broadcasting a completed PSBT.
|
|
* By default, a transaction with a fee rate higher than this will be rejected
|
|
* by these RPCs and the GUI. This can be overridden with the maxfeerate argument.
|
|
*/
|
|
static const CFeeRate DEFAULT_MAX_RAW_TX_FEE_RATE{COIN / 10};
|
|
|
|
/**
|
|
* Submit a transaction to the mempool and (optionally) relay it to all P2P peers.
|
|
*
|
|
* Mempool submission can be synchronous (will await mempool entry notification
|
|
* over the CValidationInterface) or asynchronous (will submit and not wait for
|
|
* notification), depending on the value of wait_callback. wait_callback MUST
|
|
* NOT be set while cs_main, cs_mempool or cs_wallet are held to avoid
|
|
* deadlock.
|
|
*
|
|
* @param[in] node reference to node context
|
|
* @param[in] tx the transaction to broadcast
|
|
* @param[out] err_string reference to std::string to fill with error string if available
|
|
* @param[in] max_tx_fee reject txs with fees higher than this (if 0, accept any fee)
|
|
* @param[in] relay flag if both mempool insertion and p2p relay are requested
|
|
* @param[in] wait_callback wait until callbacks have been processed to avoid stale result due to a sequentially RPC.
|
|
* return error
|
|
*/
|
|
[[nodiscard]] TransactionError BroadcastTransaction(NodeContext& node, CTransactionRef tx, std::string& err_string, const CAmount& max_tx_fee, bool relay, bool wait_callback);
|
|
|
|
/**
|
|
* Return transaction with a given hash.
|
|
* If mempool is provided and block_index is not provided, check it first for the tx.
|
|
* If -txindex is available, check it next for the tx.
|
|
* Finally, if block_index is provided, check for tx by reading entire block from disk.
|
|
*
|
|
* @param[in] block_index The block to read from disk, or nullptr
|
|
* @param[in] mempool If provided, check mempool for tx
|
|
* @param[in] hash The txid
|
|
* @param[in] consensusParams The params
|
|
* @param[out] hashBlock The block hash, if the tx was found via -txindex or block_index
|
|
* @returns The tx if found, otherwise nullptr
|
|
*/
|
|
CTransactionRef GetTransaction(const CBlockIndex* const block_index, const CTxMemPool* const mempool, const uint256& hash, const Consensus::Params& consensusParams, uint256& hashBlock);
|
|
} // namespace node
|
|
|
|
#endif // BITCOIN_NODE_TRANSACTION_H
|