Function ProcessImportLegacy

src/wallet/rpc/backup.cpp:945–1091

}

static UniValue ProcessImportLegacy(ImportData& import_data, std::map<CKeyID, CPubKey>& pubkey_map, std::map<CKeyID, CKey>& privkey_map, std::set<CScript>& script_pub_keys, bool& have_solving_data, const UniValue& data, std::vector<CKeyID>& ordered_pubkeys)
{
    UniValue warnings(UniValue::VARR);

    // First ensure scriptPubKey has either a script or JSON with "address" string
    const UniValue& scriptPubKey = data["scriptPubKey"];
    bool isScript = scriptPubKey.getType() == UniValue::VSTR;
    if (!isScript && !(scriptPubKey.getType() == UniValue::VOBJ && scriptPubKey.exists("address"))) {
        throw JSONRPCError(RPC_INVALID_PARAMETER, "scriptPubKey must be string with script or JSON with address string");
    }
    const std::string& output = isScript ? scriptPubKey.get_str() : scriptPubKey["address"].get_str();

    // Optional fields.
    const std::string& strRedeemScript = data.exists("redeemscript") ? data["redeemscript"].get_str() : "";
    const std::string& witness_script_hex = data.exists("witnessscript") ? data["witnessscript"].get_str() : "";
    const UniValue& pubKeys = data.exists("pubkeys") ? data["pubkeys"].get_array() : UniValue();
    const UniValue& keys = data.exists("keys") ? data["keys"].get_array() : UniValue();
    const bool internal = data.exists("internal") ? data["internal"].get_bool() : false;
    const bool watchOnly = data.exists("watchonly") ? data["watchonly"].get_bool() : false;

    if (data.exists("range")) {
        throw JSONRPCError(RPC_INVALID_PARAMETER, "Range should not be specified for a non-descriptor import");
    }

    // Generate the script and destination for the scriptPubKey provided
    CScript script;
    if (!isScript) {
        CTxDestination dest = DecodeDestination(output);
        if (!IsValidDestination(dest)) {
            throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid address \"" + output + "\"");
        }
        if (OutputTypeFromDestination(dest) == OutputType::BECH32M) {
            throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Bech32m addresses cannot be imported into legacy wallets");
        }
        script = GetScriptForDestination(dest);
    } else {
        if (!IsHex(output)) {
            throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid scriptPubKey \"" + output + "\"");
        }
        std::vector<unsigned char> vData(ParseHex(output));
        script = CScript(vData.begin(), vData.end());
        CTxDestination dest;
        if (!ExtractDestination(script, dest) && !internal) {
            throw JSONRPCError(RPC_INVALID_PARAMETER, "Internal must be set to true for nonstandard scriptPubKey imports.");
        }
    }
    script_pub_keys.emplace(script);

    // Parse all arguments
    if (strRedeemScript.size()) {
        if (!IsHex(strRedeemScript)) {
            throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid redeem script \"" + strRedeemScript + "\": must be hex string");
        }
        auto parsed_redeemscript = ParseHex(strRedeemScript);
        import_data.redeemscript = std::make_unique<CScript>(parsed_redeemscript.begin(), parsed_redeemscript.end());
    }
    if (witness_script_hex.size()) {
        if (!IsHex(witness_script_hex)) {