@kompose-app/hw-app-klaytn

    1.5.0 • Public • Published

    @kompose-app/hw-app-klaytn

    Ledger Hardware Wallet Klaytn JavaScript bindings.

    API

    Table of Contents

    Klaytn

    Klaytn API

    Parameters

    • transport Transport<any>
    • scrambleKey string (optional, default "klaytn")

    Examples

    import Klaytn from "@kompose-app/hw-app-klaytn";
    const klay = new Klaytn(transport)

    getAddress

    get Klaytn legacy account address for a given BIP 32 path.

    Parameters
    Examples
    klay.getAddress("44'/8217'/0'/0/0").then(o => o.address)

    Returns Promise<{publicKey: string, address: string, chainCode: string?}> an object with a publicKey, address and (optionally) chainCode

    provideKctTokenInformation

    This commands provides a trusted description of an KCT token to associate a contract address with a ticker and number of decimals.

    It shall be run immediately before performing a transaction involving a contract calling this contract address to display the proper token information to the user if necessary.

    Parameters
    • info any : a blob from "kct.js" utilities that contains all token information.
      • info.data
    Examples
    import { byContractAddress } from "@kompose-app/hw-app-klaytn/kct"
    const kusdInfo = byContractAddress("0x5faad3204b3ca681a6a312e15ff52a4cc76ade06")
    if (kusdInfo) await klay.provideKctTokenInformation(kusdInfo)
    const signed = await klay.signTransaction(path, rawTxHex)

    Returns Promise<boolean>

    signTransaction

    You can sign a transaction and retrieve v, r, s given the raw transaction and the BIP 32 path of the account to sign

    Parameters
    Examples
    klay.signTransaction("44'/8217'/0'/0/0", "e8018504e3b292008252089428ee52a8f3d6e5d15f8b131996950d7f296c7952872bd72a2487400080").then(result => ...)

    Returns Promise<{v: number, r: string, s: string}>

    getAppConfiguration

    Returns Promise<{arbitraryDataEnabled: number, kctProvisioningNecessary: number, version: string}>

    signPersonalMessage

    You can sign a message according to klay_sign RPC call and retrieve v, r, s given the message and the BIP 32 path of the account to sign.

    Parameters
    Examples
    klay.signPersonalMessage("44'/8217'/0'/0/0", Buffer.from("test").toString("hex")).then(result => {
    var v = result['v'] - 27;
    = v.toString(16);
    if (v.length < 2) {
    = "0" + v;
    }
    console.log("Signature 0x" + result['r'] + result['s'] + v);
    })

    Returns Promise<{v: number, s: string, r: string}>

    KCT

    Klaytn KCT Tokens

    Examples

    import KCT from "@kompose-app/hw-app-klaytn/kct";
    const kctList = new KCT().list();

    byContractAddress

    Retrieve the token information by a given contract address if any

    Parameters

    Returns TokenInfo?

    list

    List all the KCT tokens informations

    Returns Array<TokenInfo>

    Install

    npm i @kompose-app/hw-app-klaytn

    DownloadsWeekly Downloads

    9

    Version

    1.5.0

    License

    Apache-2.0

    Unpacked Size

    140 kB

    Total Files

    35

    Last publish

    Collaborators

    • xlab_is