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wallet: AvailableCoins, simplify output script type acquisition

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furszy
2022-08-25 17:23:02 -03:00
parent ba2edcae73
commit 58b7df3caa
1 changed files with 12 additions and 20 deletions
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32
src/wallet/spend.cpp
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@ -260,32 +260,24 @@ CoinsResult AvailableCoins(const CWallet& wallet,
// Filter by spendable outputs only // Filter by spendable outputs only
if (!spendable && only_spendable) continue; if (!spendable && only_spendable) continue;
// If the Output is P2SH and spendable, we want to know if it is // Obtain script type
std::vector<std::vector<uint8_t>> script_solutions;
TxoutType type = Solver(output.scriptPubKey, script_solutions);
// If the output is P2SH and solvable, we want to know if it is
// a P2SH (legacy) or one of P2SH-P2WPKH, P2SH-P2WSH (P2SH-Segwit). We can determine // a P2SH (legacy) or one of P2SH-P2WPKH, P2SH-P2WSH (P2SH-Segwit). We can determine
// this from the redeemScript. If the Output is not spendable, it will be classified // this from the redeemScript. If the output is not solvable, it will be classified
// as a P2SH (legacy), since we have no way of knowing otherwise without the redeemScript // as a P2SH (legacy), since we have no way of knowing otherwise without the redeemScript
CScript script;
bool is_from_p2sh{false}; bool is_from_p2sh{false};
if (output.scriptPubKey.IsPayToScriptHash() && solvable) { if (type == TxoutType::SCRIPTHASH && solvable) {
CTxDestination destination; CScript script;
if (!ExtractDestination(output.scriptPubKey, destination)) if (!provider->GetCScript(CScriptID(uint160(script_solutions[0])), script)) continue;
continue; type = Solver(script, script_solutions);
const CScriptID& hash = CScriptID(std::get<ScriptHash>(destination));
if (!provider->GetCScript(hash, script))
continue;
is_from_p2sh = true; is_from_p2sh = true;
} else {
script = output.scriptPubKey;
} }
COutput coin(outpoint, output, nDepth, input_bytes, spendable, solvable, safeTx, wtx.GetTxTime(), tx_from_me, feerate); result.Add(GetOutputType(type, is_from_p2sh),
COutput(outpoint, output, nDepth, input_bytes, spendable, solvable, safeTx, wtx.GetTxTime(), tx_from_me, feerate));
// When parsing a scriptPubKey, Solver returns the parsed pubkeys or hashes (depending on the script)
// We don't need those here, so we are leaving them in return_values_unused
std::vector<std::vector<uint8_t>> return_values_unused;
TxoutType type;
type = Solver(script, return_values_unused);
result.Add(GetOutputType(type, is_from_p2sh), coin);
// Cache total amount as we go // Cache total amount as we go
result.total_amount += output.nValue; result.total_amount += output.nValue;