esp-idf/tools/ble/lib_gap.py

88 wiersze
2.8 KiB
Python

#!/usr/bin/env python
#
# Copyright 2019 Espressif Systems (Shanghai) PTE LTD
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Register Advertisement
from __future__ import print_function
import sys
try:
import dbus
import dbus.service
except ImportError as e:
if 'linux' not in sys.platform:
sys.exit("Error: Only supported on Linux platform")
print(e)
print("Install packages `libgirepository1.0-dev gir1.2-gtk-3.0 libcairo2-dev libdbus-1-dev libdbus-glib-1-dev` for resolving the issue")
print("Run `pip install -r $IDF_PATH/tools/ble/requirements.txt` for resolving the issue")
raise
ADV_OBJ = False
DBUS_PROP_IFACE = 'org.freedesktop.DBus.Properties'
LE_ADVERTISEMENT_IFACE = 'org.bluez.LEAdvertisement1'
class InvalidArgsException(dbus.exceptions.DBusException):
_dbus_error_name = 'org.freedesktop.DBus.Error.InvalidArgs'
class Advertisement(dbus.service.Object):
PATH_BASE = '/org/bluez/hci0/advertisement'
def __init__(self, bus, index, advertising_type, uuid, name):
self.path = self.PATH_BASE + str(index)
self.bus = bus
self.ad_type = advertising_type
self.service_uuids = [uuid]
self.local_name = dbus.String(name)
dbus.service.Object.__init__(self, bus, self.path)
def __del__(self):
pass
def get_properties(self):
properties = dict()
properties['Type'] = self.ad_type
if self.service_uuids is not None:
properties['ServiceUUIDs'] = dbus.Array(self.service_uuids,
signature='s')
if self.local_name is not None:
properties['LocalName'] = dbus.String(self.local_name)
return {LE_ADVERTISEMENT_IFACE: properties}
def get_path(self):
return dbus.ObjectPath(self.path)
@dbus.service.method(DBUS_PROP_IFACE,
in_signature='s',
out_signature='a{sv}')
def GetAll(self, interface):
global ADV_OBJ
if interface != LE_ADVERTISEMENT_IFACE:
raise InvalidArgsException()
ADV_OBJ = True
return self.get_properties()[LE_ADVERTISEMENT_IFACE]
@dbus.service.method(LE_ADVERTISEMENT_IFACE,
in_signature='',
out_signature='')
def Release(self):
pass