def _raw_write(self, data):
"""
Write data to YubiKey.
"""
self._debug("YubiKey USB HID: WRITE : %s" % yubico_util.hexdump(data, colorize=True))
request_type = _USB_TYPE_CLASS | _USB_RECIP_INTERFACE | _USB_ENDPOINT_OUT
value = _REPORT_TYPE_FEATURE << 8 # apparently required for YubiKey 1.3.2, but not 2.2.x
sent = self._usb_handle.controlMsg(request_type, _HID_SET_REPORT, data, value=value, timeout=_USB_TIMEOUT_MS)
if sent != _FEATURE_RPT_SIZE:
self.debug("Failed writing %i bytes (wrote %i) to USB HID YubiKey.\n" % (_FEATURE_RPT_SIZE, sent))
raise YubiKeyUSBHIDError("Failed talking to USB HID YubiKey")
return sent
def _read(self):
""" Read a USB HID feature report from the YubiKey. """
request_type = _USB_TYPE_CLASS | _USB_RECIP_INTERFACE | _USB_ENDPOINT_IN
value = _REPORT_TYPE_FEATURE << 8 # apparently required for YubiKey 1.3.2, but not 2.2.x
recv = self._usb_handle.controlMsg(
request_type, _HID_GET_REPORT, _FEATURE_RPT_SIZE, value=value, timeout=_USB_TIMEOUT_MS
)
if len(recv) != _FEATURE_RPT_SIZE:
if self.debug:
sys.stderr.write("Failed reading %i bytes (got %i) from USB HID YubiKey.\n" % (_FEATURE_RPT_SIZE, recv))
raise YubiKeyUSBHIDError("Failed reading from USB HID YubiKey")
data = "".join(chr(c) for c in recv)
self._debug("YubiKey USB HID: READ : %s" % yubico_util.hexdump(data, colorize=True))
return data
def _raw_write(self, data):
"""
Write data to YubiKey.
"""
self._debug("YubiKey USB HID: WRITE : %s" % yubico_util.hexdump(data, colorize=True))
request_type = _USB_TYPE_CLASS | _USB_RECIP_INTERFACE | _USB_ENDPOINT_OUT
value = _REPORT_TYPE_FEATURE << 8 # apparently required for YubiKey 1.3.2, but not 2.2.x
sent = self._usb_handle.controlMsg(request_type,
_HID_SET_REPORT,
data,
value = value,
timeout = _USB_TIMEOUT_MS)
if sent != _FEATURE_RPT_SIZE:
self.debug("Failed writing %i bytes (wrote %i) to USB HID YubiKey.\n"
% (_FEATURE_RPT_SIZE, sent))
raise YubiKeyUSBHIDError('Failed talking to USB HID YubiKey')
return sent
def _read(self):
""" Read a USB HID feature report from the YubiKey. """
request_type = _USB_TYPE_CLASS | _USB_RECIP_INTERFACE | _USB_ENDPOINT_IN
value = _REPORT_TYPE_FEATURE << 8 # apparently required for YubiKey 1.3.2, but not 2.2.x
recv = self._usb_handle.controlMsg(request_type,
_HID_GET_REPORT,
_FEATURE_RPT_SIZE,
value = value,
timeout = _USB_TIMEOUT_MS)
if len(recv) != _FEATURE_RPT_SIZE:
if self.debug:
sys.stderr.write("Failed reading %i bytes (got %i) from USB HID YubiKey.\n"
% (_FEATURE_RPT_SIZE, recv))
raise YubiKeyUSBHIDError('Failed reading from USB HID YubiKey')
data = ''.join(chr(c) for c in recv)
self._debug("YubiKey USB HID: READ : %s" % yubico_util.hexdump(data, colorize=True))
return data