kaspaSignTransaction

Use requirement

• Firmware version required

• Touch: 4.3.0

• Classic/Mini: 3.0.0

Kaspa: Sign transaction

Asks device to sign given transaction using the private key derived by given BIP32 path. User is asked to confirm all transaction details on OneKey.

Copy

const result = await HardwareSDK.kaspaSignTransaction(connectId, 
deviceId, params);

Params

Optional common params

• version — requirednumber transaction version.

• inputs - requiredArray of KaspaSignInputParams.

• outputs - requiredArray of KaspaSignOutputParams.

• lockTime - requirednumber

• sigHashType - requirednumber

• Copy

  SIGHASH_ALL = 0x01,SIGHASH_NONE = 0x02,SIGHASH_SINGLE = 0x03,SIGHASH_FORKID = 0x40,SIGHASH_ANYONECANPAY = 0x80,

• sigOpCount - optionalnumber

• subNetworkID - optionalstring

• prefix - optionalstring Address prefix. Default is set to kaspa

• scheme - optionalstring Encryption algorithm mode. Default is set to schnorr

Examples

Copy

const response = await HardwareSDK.kaspaSignTransaction(

  connectId,

  deviceId,

  {

    version: 0,

    lockTime: '0',

    sigHashType: 0x1,

    sigOpCount: 1,

    subNetworkID: "00000000000000000000000000000000",

    prefix: "prefix",

    scheme: "schnorr",

    inputs: [

      {

        outputIndex: 1,

        path: "m/44'/111111'/0'/0/0",

        prevTxId: '1f226507807ff7dc5a7f8f2dec353fffc9dacc2645d8aecd02e5046907e3e2b2',

        sequenceNumber: '0',

        sigOpCount: 1,

        output: {

          satoshis: '990096458',

          script: '207afdae557e69c0040fd4135adffc60f9486fb21f4cbae233fd6db3e84ba47c55ac',

        },

      },

    ],

    outputs: [

      {

        satoshis: '100000000',

        script: '205ca3a7530284e5c5e472544edd6002c3afeb8c8f84d3a728fad255a4872753fbac',

        scriptVersion: 0,

      },

      {

        satoshis: '890094182',

        script: '207afdae557e69c0040fd4135adffc60f9486fb21f4cbae233fd6db3e84ba47c55ac',

        scriptVersion: 0,

      },

    ]

  }

);

Result

{

  success: true,

  payload: {

    index: 0,

    signature: "signed data"

  }

}

Error

Copy

{
    success: false,
    payload: {
        error: string, // error message
        code: number // error code
    }
}