Method transactionAddedToMempool

src/wallet/wallet.cpp:1435–1476

}

void CWallet::transactionAddedToMempool(const CTransactionRef& tx) {
    LOCK(cs_wallet);
    SyncTransaction(tx, TxStateInMempool{});

    auto it = mapWallet.find(tx->GetHash());
    if (it != mapWallet.end()) {
        RefreshMempoolStatus(it->second, chain());
    }

    const Txid& txid = tx->GetHash();

    for (const CTxIn& tx_in : tx->vin) {
        // For each wallet transaction spending this prevout..
        for (auto range = mapTxSpends.equal_range(tx_in.prevout); range.first != range.second; range.first++) {
            const Txid& spent_id = range.first->second;
            // Skip the recently added tx
            if (spent_id == txid) continue;
            RecursiveUpdateTxState(/*batch=*/nullptr, spent_id, [&txid](CWalletTx& wtx) EXCLUSIVE_LOCKS_REQUIRED(cs_wallet) {
                return wtx.mempool_conflicts.insert(txid).second ? TxUpdate::CHANGED : TxUpdate::UNCHANGED;
            });
        }

    }

    if (tx->version == TRUC_VERSION) {
        // Unconfirmed TRUC transactions are only allowed a 1-parent-1-child topology.
        // For any unconfirmed v3 parents (there should be a maximum of 1 except in reorgs),
        // record this child so the wallet doesn't try to spend any other outputs
        for (const CTxIn& tx_in : tx->vin) {
            auto parent_it = mapWallet.find(tx_in.prevout.hash);
            if (parent_it != mapWallet.end()) {
                CWalletTx& parent_wtx = parent_it->second;
                if (parent_wtx.isUnconfirmed()) {
                    parent_wtx.truc_child_in_mempool = tx->GetHash();
                    // Even though these siblings do not spend the same utxos, they can't
                    // be present in the mempool at the same time because of TRUC policy rules
                    UpdateTrucSiblingConflicts(parent_wtx, txid, /*add_conflict=*/true);
                }
            }
        }
    }
}

void CWallet::transactionRemovedFromMempool(const CTransactionRef& tx, MemPoolRemovalReason reason) {
    LOCK(cs_wallet);