@ledgerhq/hw-app-icon

Ledger Hardware Wallet Icon JavaScript bindings.

API

Table of Contents

• Icx
  • Parameters
  • Examples
  • getAddress
    • Parameters
    • Examples
  • signTransaction
    • Parameters
    • Examples
  • getAppConfiguration

Icx

ICON API

Parameters

• transport Transport

Examples

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

getAddress

Returns public key and ICON address for a given BIP 32 path.

Parameters

• path string a path in BIP 32 format
• boolDisplay (optional, default false)
• boolChaincode (optional, default true)

Examples

icx.getAddress("44'/4801368'/0'", true, true).then(o => o.address)

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

signTransaction

Signs a transaction and returns signed message given the raw transaction and the BIP 32 path of the account to sign

Parameters

• path string a path in BIP 32 format
• rawTxAscii string raw transaction data to sign in ASCII string format

Examples

icx.signTransaction("44'/4801368'/0'",
    "icx_sendTransaction.fee.0x2386f26fc10000." +
    "from.hxc9ecad30b05a0650a337452fce031e0c60eacc3a.nonce.0x3." +
    "to.hx4c5101add2caa6a920420cf951f7dd7c7df6ca24.value.0xde0b6b3a7640000")
  .then(result => ...)

Returns Promise<{signedRawTxBase64: string, hashHex: string}> an object with a base64 encoded signature and hash in hexa string

getAppConfiguration

Returns the application configurations such as versions.

Returns Promise<{majorVersion: number, minorVersion: number, patchVersion: number}> major/minor/patch versions of Icon application