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7c4f009195
Future PRs will completely refactor this translation unit and touch all this code so we rename the variables to follow project stlye guidelines in this preparation commit. Don't use m_ prefixes for member variables since we're going to remove the class entirely in the next commits.
62 lines
1.7 KiB
C++
62 lines
1.7 KiB
C++
// Copyright (c) 2017 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_WALLET_FEEBUMPER_H
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#define BITCOIN_WALLET_FEEBUMPER_H
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#include <primitives/transaction.h>
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class CWallet;
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class CWalletTx;
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class uint256;
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class CCoinControl;
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enum class FeeEstimateMode;
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enum class BumpFeeResult
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{
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OK,
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INVALID_ADDRESS_OR_KEY,
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INVALID_REQUEST,
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INVALID_PARAMETER,
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WALLET_ERROR,
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MISC_ERROR,
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};
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class FeeBumper
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{
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public:
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FeeBumper(const CWallet *wallet, const uint256 txid_in, const CCoinControl& coin_control, CAmount total_fee);
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BumpFeeResult getResult() const { return current_result; }
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const std::vector<std::string>& getErrors() const { return errors; }
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CAmount getOldFee() const { return old_fee; }
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CAmount getNewFee() const { return new_fee; }
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uint256 getBumpedTxId() const { return bumped_txid; }
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/* signs the new transaction,
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* returns false if the tx couldn't be found or if it was
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* impossible to create the signature(s)
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*/
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bool signTransaction(CWallet *wallet);
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/* commits the fee bump,
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* returns true, in case of CWallet::CommitTransaction was successful
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* but, eventually sets errors if the tx could not be added to the mempool (will try later)
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* or if the old transaction could not be marked as replaced
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*/
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bool commit(CWallet *wallet);
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private:
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bool preconditionChecks(const CWallet *wallet, const CWalletTx& wtx);
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const uint256 txid;
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uint256 bumped_txid;
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CMutableTransaction mtx;
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std::vector<std::string> errors;
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BumpFeeResult current_result;
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CAmount old_fee;
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CAmount new_fee;
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};
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#endif // BITCOIN_WALLET_FEEBUMPER_H
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