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Correct Monero's extra length calculation for fee calculation

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Luke Parker 2022-06-19 12:19:57 -04:00
parent b6ea654823
commit 9d817a00b2
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1 changed files with 4 additions and 1 deletions
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5
coins/monero/src/wallet/send/mod.rs
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@ -220,8 +220,11 @@ impl SignableTransaction {
} }
let mut outputs = payments.len() + (if change { 1 } else { 0 }); let mut outputs = payments.len() + (if change { 1 } else { 0 });
// Calculate the extra length.
// Type, length, value, with 1 field for the first key and 1 field for the rest
let extra = (outputs * (2 + 32)) - (outputs.saturating_sub(2) * 2);
// Calculate the fee. // Calculate the fee.
let extra = 0;
let mut fee = fee_rate.calculate(Transaction::fee_weight(inputs.len(), outputs, extra)); let mut fee = fee_rate.calculate(Transaction::fee_weight(inputs.len(), outputs, extra));
// Make sure we have enough funds // Make sure we have enough funds