Function gettxout

src/rpc/blockchain.cpp:1192–1270

}

static RPCMethod gettxout()
{
    return RPCMethod{
        "gettxout",
        "Returns details about an unspent transaction output.\n",
        {
            {"txid", RPCArg::Type::STR, RPCArg::Optional::NO, "The transaction id"},
            {"n", RPCArg::Type::NUM, RPCArg::Optional::NO, "vout number"},
            {"include_mempool", RPCArg::Type::BOOL, RPCArg::Default{true}, "Whether to include the mempool. Note that an unspent output that is spent in the mempool won't appear."},
        },
        {
            RPCResult{"If the UTXO was not found", RPCResult::Type::NONE, "", ""},
            RPCResult{"Otherwise", RPCResult::Type::OBJ, "", "", {
                {RPCResult::Type::STR_HEX, "bestblock", "The hash of the block at the tip of the chain"},
                {RPCResult::Type::NUM, "confirmations", "The number of confirmations"},
                {RPCResult::Type::STR_AMOUNT, "value", "The transaction value in " + CURRENCY_UNIT},
                {RPCResult::Type::OBJ, "scriptPubKey", "", {
                    {RPCResult::Type::STR, "asm", "Disassembly of the output script"},
                    {RPCResult::Type::STR, "desc", "Inferred descriptor for the output"},
                    {RPCResult::Type::STR_HEX, "hex", "The raw output script bytes, hex-encoded"},
                    {RPCResult::Type::STR, "type", "The type, eg pubkeyhash"},
                    {RPCResult::Type::STR, "address", /*optional=*/true, "The Bitcoin address (only if a well-defined address exists)"},
                }},
                {RPCResult::Type::BOOL, "coinbase", "Coinbase or not"},
            }},
        },
        RPCExamples{
            "\nGet unspent transactions\n"
            + HelpExampleCli("listunspent", "") +
            "\nView the details\n"
            + HelpExampleCli("gettxout", "\"txid\" 1") +
            "\nAs a JSON-RPC call\n"
            + HelpExampleRpc("gettxout", "\"txid\", 1")
                },
        [](const RPCMethod& self, const JSONRPCRequest& request) -> UniValue
{
    NodeContext& node = EnsureAnyNodeContext(request.context);
    ChainstateManager& chainman = EnsureChainman(node);
    LOCK(cs_main);

    UniValue ret(UniValue::VOBJ);

    auto hash{Txid::FromUint256(ParseHashV(request.params[0], "txid"))};
    COutPoint out{hash, request.params[1].getInt<uint32_t>()};
    bool fMempool = true;
    if (!request.params[2].isNull())
        fMempool = request.params[2].get_bool();

    Chainstate& active_chainstate = chainman.ActiveChainstate();
    CCoinsViewCache* coins_view = &active_chainstate.CoinsTip();

    std::optional<Coin> coin;
    if (fMempool) {
        const CTxMemPool& mempool = EnsureMemPool(node);
        LOCK(mempool.cs);
        CCoinsViewMemPool view(coins_view, mempool);
        if (!mempool.isSpent(out)) coin = view.GetCoin(out);
    } else {