def device_pairing_information(self, n):
if self.receiver_kind == 'bolt':
pair_info = self.read_register(_R.receiver_info, _IR.bolt_pairing_information + n)
if pair_info:
wpid = _strhex(pair_info[3:4]) + _strhex(pair_info[2:3])
kind = _hidpp10.DEVICE_KIND[ord(pair_info[1:2]) & 0x0F]
return wpid, kind, 0
else:
raise _base.NoSuchDevice(number=n, receiver=self, error='read Bolt wpid')
pair_info = self.read_register(_R.receiver_info, _IR.pairing_information + n - 1)
polling_rate = 0
if pair_info: # may be either a Unifying receiver, or an Unifying-ready receiver
wpid = _strhex(pair_info[3:5])
kind = _hidpp10.DEVICE_KIND[ord(pair_info[7:8]) & 0x0F]
polling_rate = ord(pair_info[2:3])
elif self.ex100_27mhz_wpid_fix: # 27Mhz receiver, fill extracting WPID from udev path
wpid = _hid.find_paired_node_wpid(self.path, n)
if not wpid:
_log.error('Unable to get wpid from udev for device %d of %s', n, self)
raise _base.NoSuchDevice(number=n, receiver=self, error='Not present 27Mhz device')
kind = _hidpp10.DEVICE_KIND[self.get_kind_from_index(n, self)]
else:
# unifying protocol not supported, probably an old Nano receiver
device_info = self.read_register(_R.receiver_info, 0x04)
if device_info is None:
_log.error('failed to read Nano wpid for device %d of %s', n, self)
raise _base.NoSuchDevice(number=n, receiver=self, error='read Nano wpid')
wpid = _strhex(device_info[3:5])
kind = _hidpp10.DEVICE_KIND[0x00] # unknown kind
return wpid, kind, polling_rate
def __init__(self, receiver, number, link_notification=None, info=None):
assert receiver or info
self.receiver = receiver
self.may_unpair = False
self.isDevice = True # some devices act as receiver so we need a property to distinguish them
if receiver:
assert number > 0 and number <= receiver.max_devices
else:
assert number == 0
# Device number, 1..6 for unifying devices, 1 otherwise.
self.number = number
# 'device active' flag; requires manual management.
self.online = None
# the Wireless PID is unique per device model
self.wpid = None
self.descriptor = None
# Bluetooth connections need long messages
self.bluetooth = False
# mouse, keyboard, etc (see _hidpp10.DEVICE_KIND)
self._kind = None
# Unifying peripherals report a codename.
self._codename = None
# the full name of the model
self._name = None
# HID++ protocol version, 1.0 or 2.0
self._protocol = None
# serial number (an 8-char hex string)
self._serial = None
# unit id (distinguishes within a model - the same as serial)
self._unitId = None
# model id (contains identifiers for the transports of the device)
self._modelId = None
# map from transports to product identifiers
self._tid_map = None
# persister holds settings
self._persister = None
self._firmware = None
self._keys = None
self._gestures = None
self._registers = None
self._settings = None
self._feature_settings_checked = False
# Misc stuff that's irrelevant to any functionality, but may be
# displayed in the UI and caching it here helps.
self._polling_rate = None
self._power_switch = None
# See `add_notification_handler`
self._notification_handlers = {}
self.handle = None
self.path = None
self.product_id = None
# if _log.isEnabledFor(_DEBUG):
# _log.debug("new Device(%s, %s, %s)", receiver, number, link_notification)
if receiver:
if link_notification is not None:
self.online = not bool(ord(link_notification.data[0:1]) & 0x40)
self.wpid = _strhex(link_notification.data[2:3] +
link_notification.data[1:2])
# assert link_notification.address == (0x04 if unifying else 0x03)
kind = ord(link_notification.data[0:1]) & 0x0F
# get 27Mhz wpid and set kind based on index
if receiver.ex100_27mhz_wpid_fix: # 27 Mhz receiver
self.wpid = '00' + _strhex(link_notification.data[2:3])
kind = self.get_kind_from_index(number, receiver)
self._kind = _hidpp10.DEVICE_KIND[kind]
else:
# Not a notification, force a reading of the wpid
pair_info = self.receiver.read_register(
_R.receiver_info, 0x20 + number - 1)
if pair_info:
# may be either a Unifying receiver, or an Unifying-ready
# receiver
self.wpid = _strhex(pair_info[3:5])
kind = ord(pair_info[7:8]) & 0x0F
self._kind = _hidpp10.DEVICE_KIND[kind]
elif receiver.ex100_27mhz_wpid_fix:
# 27Mhz receiver, fill extracting WPID from udev path
self.wpid = _hid.find_paired_node_wpid(
receiver.path, number)
if not self.wpid:
_log.error(
'Unable to get wpid from udev for device %d of %s',
number, receiver)
raise _base.NoSuchDevice(
number=number,
receiver=receiver,
error='Not present 27Mhz device')
kind = self.get_kind_from_index(number, receiver)
self._kind = _hidpp10.DEVICE_KIND[kind]
else:
# unifying protocol not supported, must be a Nano receiver
device_info = self.receiver.read_register(
_R.receiver_info, 0x04)
if device_info is None:
_log.error(
'failed to read Nano wpid for device %d of %s',
number, receiver)
raise _base.NoSuchDevice(number=number,
receiver=receiver,
error='read Nano wpid')
self.wpid = _strhex(device_info[3:5])
self._power_switch = '(' + _('unknown') + ')'
# the wpid is necessary to properly identify wireless link on/off
# notifications also it gets set to None on this object when the
# device is unpaired
assert self.wpid is not None, 'failed to read wpid: device %d of %s' % (
number, receiver)
self.path = _hid.find_paired_node(receiver.path, number,
_base.DEFAULT_TIMEOUT)
try:
self.handle = _hid.open_path(self.path) if self.path else None
except Exception: # maybe the device wasn't set up
try:
import time
time.sleep(1)
self.handle = _hid.open_path(self.path)
except Exception: # give up
self.handle = None
self.descriptor = _descriptors.get_wpid(self.wpid)
if self.descriptor is None:
# Last chance to correctly identify the device; many Nano
# receivers do not support this call.
codename = self.receiver.read_register(_R.receiver_info,
0x40 + self.number - 1)
if codename:
codename_length = ord(codename[1:2])
codename = codename[2:2 + codename_length]
self._codename = codename.decode('ascii')
self.descriptor = _descriptors.get_codename(self._codename)
else:
self.path = info.path
self.handle = _hid.open_path(self.path)
self.online = True
self.product_id = info.product_id
self.bluetooth = info.bus_id == 0x0005
self.descriptor = _descriptors.get_btid(
self.product_id) if self.bluetooth else _descriptors.get_usbid(
self.product_id)
if self.descriptor:
self._name = self.descriptor.name
if self.descriptor.protocol:
self._protocol = self.descriptor.protocol
if self._codename is None:
self._codename = self.descriptor.codename
if self._kind is None:
self._kind = self.descriptor.kind
if self._protocol is not None:
self.features = None if self._protocol < 2.0 else _hidpp20.FeaturesArray(
self)
else:
# may be a 2.0 device; if not, it will fix itself later
self.features = _hidpp20.FeaturesArray(self)