wallet::CalculateMaximumSignedTxSize

Synopses

Declared in <wallet/spend.h>

Calculate the size of the transaction, looking up previous outputs from the wallet.

[[requires_capability(0x7f2e1e5eb5d0)]]
TxSize
CalculateMaximumSignedTxSize(
    CTransaction const& tx,
    CWallet const* wallet,
    CCoinControl const* coin_control = nullptr);

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Calculate the size of the transaction using CoinControl to determine whether to expect signature grinding when calculating the size of the input spend.

TxSize
CalculateMaximumSignedTxSize(
    CTransaction const& tx,
    CWallet const* wallet,
    std::vector<CTxOut> const& txouts,
    CCoinControl const* coin_control = nullptr);

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Return Value

The estimated virtual size and weight of the signed transaction.

Parameters

Name	Description
tx	The transaction whose signed size is estimated.
wallet	The wallet that owns the inputs and provides signing information.
coin_control	Coin control settings used to decide whether to expect signature grinding.
txouts	The previous outputs spent by the transaction's inputs.