cryptonote: don't serialize for blob size if already known

This commit is contained in:
moneromooo-monero 2018-11-29 22:01:48 +00:00
parent 7e957c162a
commit dbbb3ce9d8
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GPG key ID: 686F07454D6CEFC3

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@ -379,11 +379,19 @@ namespace cryptonote
//--------------------------------------------------------------- //---------------------------------------------------------------
uint64_t get_transaction_weight(const transaction &tx) uint64_t get_transaction_weight(const transaction &tx)
{ {
std::ostringstream s; size_t blob_size;
binary_archive<true> a(s); if (tx.is_blob_size_valid())
::serialization::serialize(a, const_cast<transaction&>(tx)); {
const cryptonote::blobdata blob = s.str(); blob_size = tx.blob_size;
return get_transaction_weight(tx, blob.size()); }
else
{
std::ostringstream s;
binary_archive<true> a(s);
::serialization::serialize(a, const_cast<transaction&>(tx));
blob_size = s.str().size();
}
return get_transaction_weight(tx, blob_size);
} }
//--------------------------------------------------------------- //---------------------------------------------------------------
bool get_tx_fee(const transaction& tx, uint64_t & fee) bool get_tx_fee(const transaction& tx, uint64_t & fee)