Function keypoolrefill

src/rpcwallet.cpp:2055–2084

UniValue keypoolrefill(const UniValue& params, bool fHelp)
{
    if (fHelp || params.size() > 1)
        throw runtime_error(
            "keypoolrefill ( newsize )\n"
            "\nFills the keypool." +
            HelpRequiringPassphrase() + "\n"
                                        "\nArguments\n"
                                        "1. newsize     (numeric, optional, default=100) The new keypool size\n"
                                        "\nExamples:\n" +
            HelpExampleCli("keypoolrefill", "") + HelpExampleRpc("keypoolrefill", ""));

    LOCK2(cs_main, pwalletMain->cs_wallet);

    // 0 is interpreted by TopUpKeyPool() as the default keypool size given by -keypool
    unsigned int kpSize = 0;
    if (params.size() > 0) {
        if (params[0].get_int() < 0)
            throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, expected valid size.");
        kpSize = (unsigned int)params[0].get_int();
    }

    EnsureWalletIsUnlocked();
    pwalletMain->TopUpKeyPool(kpSize);

    if (pwalletMain->GetKeyPoolSize() < (pwalletMain->IsHDEnabled() ? kpSize * 2 :  kpSize))
        throw JSONRPCError(RPC_WALLET_ERROR, "Error refreshing keypool.");

    return NullUniValue;
}


static void LockWallet(CWallet* pWallet)