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Show All 34 Lines	TransactionError BroadcastTransaction(NodeContext &node, const Config &config,

{ // cs_main scope		{ // cs_main scope
LOCK(cs_main);		LOCK(cs_main);
// If the transaction is already confirmed in the chain, don't do		// If the transaction is already confirmed in the chain, don't do
// anything and return early.		// anything and return early.
CCoinsViewCache &view = ::ChainstateActive().CoinsTip();		CCoinsViewCache &view = ::ChainstateActive().CoinsTip();
for (size_t o = 0; o < tx->vout.size(); o++) {		for (size_t o = 0; o < tx->vout.size(); o++) {
const Coin &existingCoin = view.AccessCoin(COutPoint(txid, o));		const Coin &existingCoin = view.AccessCoin(COutPoint(txid, o));
// IsSpent doesnt mean the coin is spent, it means the output		// IsSpent doesn't mean the coin is spent, it means the output
// doesnt' exist. So if the output does exist, then this transaction		// doesn't exist. So if the output does exist, then this transaction
// exists in the chain.		// exists in the chain.
if (!existingCoin.IsSpent()) {		if (!existingCoin.IsSpent()) {
return TransactionError::ALREADY_IN_CHAIN;		return TransactionError::ALREADY_IN_CHAIN;
}		}
}		}

if (!node.mempool->exists(txid)) {		if (!node.mempool->exists(txid)) {
// Transaction is not already in the mempool. Submit it.		// Transaction is not already in the mempool. Submit it.
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