Support Ledger 2FA Security Card and prepare for new encoding format
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@ -28,7 +28,7 @@ try:
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from btchip.btchipFirmwareWizard import checkFirmware, updateFirmware
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from btchip.btchipException import BTChipException
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BTCHIP = True
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BTCHIP_DEBUG = False
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BTCHIP_DEBUG = False
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except ImportError:
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BTCHIP = False
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@ -353,6 +353,7 @@ class BTChipWallet(BIP32_HD_Wallet):
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outputAmount = None
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use2FA = False
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pin = ""
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rawTx = tx.serialize()
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# Fetch inputs of the transaction to sign
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for txinput in tx.inputs:
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if ('is_coinbase' in txinput and txinput['is_coinbase']):
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@ -396,17 +397,39 @@ class BTChipWallet(BIP32_HD_Wallet):
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self.get_client().startUntrustedTransaction(firstTransaction, inputIndex,
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trustedInputs, redeemScripts[inputIndex])
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outputData = self.get_client().finalizeInput(output, format_satoshis(outputAmount),
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format_satoshis(self.get_tx_fee(tx)), changePath)
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format_satoshis(self.get_tx_fee(tx)), changePath, bytearray(rawTx.decode('hex')))
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if firstTransaction:
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transactionOutput = outputData['outputData']
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if outputData['confirmationNeeded']:
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use2FA = True
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# TODO : handle different confirmation types. For the time being only supports keyboard 2FA
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waitDialog.emit(SIGNAL('dongle_done'))
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confirmed, p, pin = self.password_dialog()
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if not confirmed:
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raise Exception('Aborted by user')
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pin = pin.encode()
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if 'keycardData' in outputData:
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pin2 = ""
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for keycardIndex in range(len(outputData['keycardData'])):
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msg = "Do not enter your device PIN here !\r\n\r\n" + \
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"Your BTChip wants to talk to you and tell you a unique second factor code.\r\n" + \
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"For this to work, please match the character between stars of the output address using your security card\r\n\r\n" + \
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"Output address : "
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for index in range(len(output)):
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if index == outputData['keycardData'][keycardIndex]:
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msg = msg + "*" + output[index] + "*"
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else:
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msg = msg + output[index]
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msg = msg + "\r\n"
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confirmed, p, pin = self.password_dialog(msg)
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if not confirmed:
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raise Exception('Aborted by user')
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try:
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pin2 = pin2 + chr(int(pin[0], 16))
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except:
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raise Exception('Invalid PIN character')
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pin = pin2
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else:
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confirmed, p, pin = self.password_dialog()
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if not confirmed:
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raise Exception('Aborted by user')
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pin = pin.encode()
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self.client.bad = True
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self.device_checked = False
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self.get_client(True)
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