How to use @cardano-foundation/ledgerjs-hw-app-cardano - 1 common examples
To help you get started, we’ve selected a few @cardano-foundation/ledgerjs-hw-app-cardano examples, based on popular ways it is used in public projects.
Secure your code as it's written. Use Snyk Code to scan source code in minutes - no build needed - and fix issues immediately.
vacuumlabs / adalite / app / frontend / wallet / cardano-ledger-crypto-provider.js View on Github 
const CardanoLedgerCryptoProvider = async (ADALITE_CONFIG, walletState) => {
let transport
try {
transport = await LedgerTransportU2F.create()
} catch (u2fError) {
try {
transport = await LedgerTransportWebusb.create()
} catch (webUsbError) {
debugLog(webUsbError)
throw u2fError
}
}
transport.setExchangeTimeout(ADALITE_CONFIG.ADALITE_LOGOUT_AFTER * 1000)
const ledger = new Ledger(transport)
const state = Object.assign(walletState, {
derivationScheme: derivationSchemes.v2,
rootHdPassphrase: null,
derivedAddresses: {},
})
const isHwWallet = () => true
const getHwWalletName = () => 'Ledger'
const deriveXpub = CachedDeriveXpubFactory(state.derivationScheme, async (absDerivationPath) => {
const response = await ledger.getExtendedPublicKey(absDerivationPath)
const xpubHex = response.publicKeyHex + response.chainCodeHex
return Buffer.from(xpubHex, 'hex')
})
function deriveHdNode(childIndex) {@cardano-foundation/ledgerjs-hw-app-cardano
Ledger Hardware Wallet Cardano ADA API
