@ledgerhq/hw-app-vet

GitHub, Ledger Devs Discord, Developer Portal

@ledgerhq/hw-app-vet

Ledger Hardware Wallet ETH JavaScript bindings.

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Are you adding Ledger support to your software wallet?

You may be using this package to communicate with the VeChain Nano App.

For a smooth and quick integration:

• See the developers’ documentation on the Developer Portal and
• Go on Discord to chat with developer support and the developer community.

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API

Table of Contents

• Vet
  • Parameters
  • Examples
  • getAddress
    • Parameters
    • Examples
  • signTransaction
    • Parameters

Vet

VeChain API

Parameters

• transport Transport
• scrambleKey (optional, default "V3T")

Examples

import Vet from "@ledgerhq/hw-app-vet";
const vet = new Vet(transport)

getAddress

get VeChain address for a given BIP 32 path.

Parameters

• path string a path in BIP 32 format
• display boolean?
• chainCode boolean?
• statusCodes Array<StatusCodes> (optional, default [StatusCodes.OK])

Examples

vet.getAddress("m/44'/818'/0'/0").then(o => o.address)

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

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

• path string : the BIP32 path to sign the transaction on
• rawTxHex string : the raw vechain transaction in hexadecimal to sign

Returns Promise<Buffer>