Merge ~sylvain-pineau/checkbox-support:eddystone-scanner into checkbox-support:master

[Sylvain Pineau]

New console script to scan for Eddystone URL beacon advertisements.

[Sylvain Pineau (sylvain-pineau)]

Tested last week on a large set of devices used to run SRU tests in cert lab and devices running UC.

Self-approved

review: Approve

diff --git a/checkbox_support/scripts/eddystone_scanner.py b/checkbox_support/scripts/eddystone_scanner.py
 new file mode 100644
index 0000000..3ee398a
--- /dev/null
+++ b/checkbox_support/scripts/eddystone_scanner.py
@@ -0,0 +1,87 @@
+#!/usr/bin/env python3
+# encoding: UTF-8
+# Copyright (c) 2018 Canonical Ltd.
+#
+# Authors:
+#     Sylvain Pineau <[e-mail]>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import argparse
+import asyncio
+
+from checkbox_support.vendor.aioblescan import create_bt_socket
+from checkbox_support.vendor.aioblescan import BLEScanRequester
+from checkbox_support.vendor.aioblescan import HCI_Cmd_LE_Advertise
+from checkbox_support.vendor.aioblescan import HCI_Event
+from checkbox_support.vendor.aioblescan.eddystone import EddyStone
+
+
+def main():
+    parser = argparse.ArgumentParser(
+        description="Track BLE advertised packets")
+    parser.add_argument("-D", "--device", default='hci0',
+                        help="Select the hciX device to use "
+                             "(default hci0).")
+
+    async def timeout():
+        await asyncio.sleep(10.0)
+
+    def ble_process(data):
+        ev = HCI_Event()
+        ev.decode(data)
+        advertisement = EddyStone().decode(ev)
+        if advertisement:
+            print("EddyStone URL: {}".format(advertisement['url']))
+            for task in asyncio.Task.all_tasks():
+                task.cancel()
+
+    try:
+        opts = parser.parse_args()
+    except Exception as e:
+        parser.error("Error: " + str(e))
+        return 1
+    event_loop = asyncio.get_event_loop()
+    # First create and configure a STREAM socket
+    try:
+        mysocket = create_bt_socket(int(opts.device.replace('hci', '')))
+    except OSError as e:
+        print(e)
+        return 1
+    # Create a connection with the STREAM socket
+    fac = event_loop._create_connection_transport(
+        mysocket, BLEScanRequester, None, None)
+    # Start it
+    conn, btctrl = event_loop.run_until_complete(fac)
+    # Attach processing
+    btctrl.process = ble_process
+    # Probe
+    btctrl.send_scan_request()
+    try:
+        event_loop.run_until_complete(timeout())
+        return 1
+    except asyncio.CancelledError:
+        return 0
+    except KeyboardInterrupt:
+        return 1
+    finally:
+        btctrl.stop_scan_request()
+        command = HCI_Cmd_LE_Advertise(enable=False)
+        btctrl.send_command(command)
+        conn.close()
+        event_loop.close()
+
+
+if __name__ == '__main__':
+    raise SystemExit(main())
diff --git a/checkbox_support/vendor/__init__.py b/checkbox_support/vendor/__init__.py
 new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/checkbox_support/vendor/__init__.py
diff --git a/checkbox_support/vendor/aioblescan/LICENSE.txt b/checkbox_support/vendor/aioblescan/LICENSE.txt
 new file mode 100644
index 0000000..cb44740
--- /dev/null
+++ b/checkbox_support/vendor/aioblescan/LICENSE.txt
@@ -0,0 +1,20 @@
+The MIT License (MIT)
+
+Copyright © 2017 François Wautier
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this 
+oftware and associated documentation files (the "Software"), to deal in the Software
+without restriction, including without limitation the rights to use, copy, modify,
+merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to the following
+conditions:
+
+The above copyright notice and this permission notice shall be included in all copies
+or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
+PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
+FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT ORxi
+OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
diff --git a/checkbox_support/vendor/aioblescan/__init__.py b/checkbox_support/vendor/aioblescan/__init__.py
 new file mode 100644
index 0000000..5fdf345
--- /dev/null
+++ b/checkbox_support/vendor/aioblescan/__init__.py
@@ -0,0 +1,2 @@
+from .aioblescan import *
+__version__ = '0.2.1'
diff --git a/checkbox_support/vendor/aioblescan/aioblescan.py b/checkbox_support/vendor/aioblescan/aioblescan.py
 new file mode 100644
index 0000000..b0d9d0d
--- /dev/null
+++ b/checkbox_support/vendor/aioblescan/aioblescan.py
@@ -0,0 +1,1275 @@
+#!/usr/bin/env python3
+# -*- coding:utf-8 -*-
+#
+# This application is simply a python only Bluetooth LE Scan command with
+# decoding of advertised packets
+#
+# Copyright (c) 2017 François Wautier
+#
+# Note large part of this code was taken from scapy and other opensource software
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+# of the Software, and to permit persons to whom the Software is furnished to do so,
+# subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all copies
+# or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
+# IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE
+
+import socket, asyncio, sys
+from struct import pack, unpack, calcsize
+
+
+#A little bit of HCI
+HCI_COMMAND = 0x01
+HCI_ACL_DATA = 0x02
+HCI_SCO_DATA = 0x03
+HCI_EVENT = 0x04
+HCI_VENDOR = 0x05
+
+PRINT_INDENT="    "
+
+CMD_SCAN_REQUEST = 0x200c #mixing the OGF in with that HCI shift
+
+#
+EDDY_UUID=b"\xfe\xaa"    #Google UUID
+
+#Generated from https://www.uuidgenerator.net/ 906ed6ab-6785-4eab-9847-bf9889c098ae alternative is 668997f8-4acd-48ea-b35b-749e54215860
+MY_UUID = b'\x90\x6e\xd6\xab\x67\x85\x4e\xab\x98\x47\xbf\x98\x89\xc0\x98\xae'
+#MY_UUID = b'\x66\x89\x97\xf8\x4a\xcd\x48\xea\xb3\x5b\x74\x9e\x54\x21\x58\x60'
+#
+# Let's define some useful types
+#
+class MACAddr:
+    """Class representing a MAC address.
+
+        :param name: The name of the instance
+        :type name: str
+        :param mac: the mac address.
+        :type mac: str
+        :returns: MACAddr instance.
+        :rtype: MACAddr
+
+    """
+    def __init__(self,name,mac="00:00:00:00:00:00"):
+        self.name = name
+        self.val=mac.lower()
+
+    def encode (self):
+        """Encode the MAC address to a byte array.
+
+            :returns: The encoded version of the MAC address
+            :rtype: bytes
+        """
+        return int(self.val.replace(":",""),16).to_bytes(6,"little")
+
+    def decode(self,data):
+        """Decode the MAC address from a byte array.
+
+        This will take the first 6 bytes from data and transform them into a MAC address
+        string representation. This will be assigned to the attribute "val". It then returns
+        the data stream minus the bytes consumed
+
+            :param data: The data stream containing the value to decode at its head
+            :type data: bytes
+            :returns: The datastream minus the bytes consumed
+            :rtype: bytes
+        """
+        self.val=':'.join("%02x" % x for x in reversed(data[:6]))
+        return data[6:]
+
+    def __len__(self):
+        return 6
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        print("{}{}".format(PRINT_INDENT*(depth+1),self.val))
+
+class Bool:
+    """Class representing a boolean value.
+
+        :param name: The name of the instance
+        :type name: str
+        :param val: the boolean value.
+        :type mac: bool
+        :returns: Bool instance.
+        :rtype: Bool
+
+    """
+    def __init__(self,name,val=True):
+        self.name=name
+        self.val=val
+
+    def encode (self):
+        val=(self.val and b'\x01') or b'\x00'
+        return val
+
+    def decode(self,data):
+        self.val= data[:1]==b"\x01"
+        return data[1:]
+
+    def __len__(self):
+        return 1
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        print("{}{}".format(PRINT_INDENT*(depth+1),self.val))
+
+class Byte:
+    """Class representing a single byte value.
+
+        :param name: The name of the instance
+        :type name: str
+        :param val: the single byte value.
+        :type val: byte
+        :returns: Byte instance.
+        :rtype: Byte
+
+    """
+    def __init__(self,name,val=0):
+        self.name=name
+        self.val=val
+
+    def encode (self):
+        val=pack("<c",self.val)
+        return val
+
+    def decode(self,data):
+        self.val= unpack("<c",data[:1])[0]
+        return data[1:]
+
+    def __len__(self):
+        return 1
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        print("{}{}".format(PRINT_INDENT*(depth+1),":".join(map(lambda b: format(b, "02x"), self.val))))
+
+class EnumByte:
+    """Class representing a single byte value from a limited set of value
+
+        :param name: The name of the instance
+        :type name: str
+        :param val: the single byte value.
+        :type val: byte
+        :param loval: the list of possible values.
+        :type loval: dict
+        :returns: EnumByte instance.
+        :rtype: EnumByte
+
+    """
+    def __init__(self,name,val=0,loval={0:"Undef"}):
+        self.name=name
+        self.val=val
+        self.loval=loval
+
+    def encode (self):
+        val=pack(">B",self.val)
+        return val
+
+    def decode(self,data):
+        self.val= unpack(">B",data[:1])[0]
+        return data[1:]
+
+    @property
+    def strval(self):
+        if self.val in self.loval:
+            return self.loval[self.val]
+        else:
+            return str(self.val)
+
+    def __len__(self):
+        return 1
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        if self.val in self.loval:
+            print("{}{}".format(PRINT_INDENT*(depth+1),self.loval[self.val]))
+        else:
+            print("{}Undef".format(PRINT_INDENT*(depth+1)))
+
+class BitFieldByte:
+    """Class representing a single byte value as a bit field.
+
+        :param name: The name of the instance
+        :type name: str
+        :param val: the single byte value.
+        :type val: byte
+        :param loval: the list defining the name of the property represented by each bit.
+        :type loval: list
+        :returns: BitFieldByte instance.
+        :rtype: BitFieldByte
+
+    """
+    def __init__(self,name,val=0,loval=["Undef"]*8):
+        self.name=name
+        self._val=val
+        self.loval=loval
+
+    def encode (self):
+        val=pack(">B",self._val)
+        return val
+
+    def decode(self,data):
+        self._val= unpack(">B",data[:1])[0]
+        return data[1:]
+
+    def __len__(self):
+        return 1
+
+    @property
+    def val(self):
+        resu={}
+        for x in self.loval:
+            if x not in ["Undef","Reserv"]:
+                resu[x]=(self._val & mybit)>0
+        return resu
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        mybit=0x80
+        for x in self.loval:
+            if x not in ["Undef","Reserv"]:
+                print("{}{}: {}".format(PRINT_INDENT*(depth+1),x, ((self._val & mybit) and "True") or False))
+            mybit = mybit >>1
+
+class IntByte:
+    """Class representing a single byte as a signed integer.
+
+        :param name: The name of the instance
+        :type name: str
+        :param val: the integer value.
+        :type val: int
+        :returns: IntByte instance.
+        :rtype: IntByte
+
+    """
+    def __init__(self,name,val=0):
+        self.name=name
+        self.val=val
+
+    def encode (self):
+        val=pack(">b",self.val)
+        return val
+
+    def decode(self,data):
+        self.val= unpack(">b",data[:1])[0]
+        return data[1:]
+
+    def __len__(self):
+        return 1
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        print("{}{}".format(PRINT_INDENT*(depth+1),self.val))
+
+class UIntByte:
+    """Class representing a single byte as an unsigned integer.
+
+        :param name: The name of the instance
+        :type name: str
+        :param val: the integer value.
+        :type val: int
+        :returns: UIntByte instance.
+        :rtype: UIntByte
+
+    """
+    def __init__(self,name,val=0):
+        self.name=name
+        self.val=val
+
+    def encode (self):
+        val=pack(">B",self.val)
+        return val
+
+    def decode(self,data):
+        self.val= unpack(">B",data[:1])[0]
+        return data[1:]
+
+    def __len__(self):
+        return 1
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        print("{}{}".format(PRINT_INDENT*(depth+1),self.val))
+
+class ShortInt:
+    """Class representing 2 bytes as a signed integer.
+
+        :param name: The name of the instance
+        :type name: str
+        :param val: the integer value.
+        :type val: int
+        :param endian: Endianess of the bytes. "big" or no "big" (i.e. "little")
+        :type endian: str
+        :returns: ShortInt instance.
+        :rtype: ShortInt
+
+    """
+    def __init__(self,name,val=0,endian="big"):
+        self.name=name
+        self.val=val
+        self.endian = endian
+
+    def encode (self):
+        if self.endian == "big":
+            val=pack(">h",self.val)
+        else:
+            val=pack("<h",self.val)
+        return val
+
+    def decode(self,data):
+        if self.endian == "big":
+            self.val= unpack(">h",data[:2])[0]
+        else:
+            self.val= unpack("<h",data[:2])[0]
+        return data[2:]
+
+    def __len__(self):
+        return 2
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        print("{}{}".format(PRINT_INDENT*(depth+1),self.val))
+
+class UShortInt:
+    """Class representing 2 bytes as an unsigned integer.
+
+        :param name: The name of the instance
+        :type name: str
+        :param val: the integer value.
+        :type val: int
+        :param endian: Endianess of the bytes. "big" or no "big" (i.e. "little")
+        :type endian: str
+        :returns: UShortInt instance.
+        :rtype: UShortInt
+
+    """
+    def __init__(self,name,val=0,endian="big"):
+        self.name=name
+        self.val=val
+        self.endian = endian
+
+    def encode (self):
+        if self.endian == "big":
+            val=pack(">H",self.val)
+        else:
+            val=pack("<H",self.val)
+        return val
+
+    def decode(self,data):
+        if self.endian == "big":
+            self.val= unpack(">H",data[:2])[0]
+        else:
+            self.val= unpack("<H",data[:2])[0]
+        return data[2:]
+
+    def __len__(self):
+        return 2
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        print("{}{}".format(PRINT_INDENT*(depth+1),self.val))
+
+class LongInt:
+    """Class representing 4 bytes as a signed integer.
+
+        :param name: The name of the instance
+        :type name: str
+        :param val: the integer value.
+        :type val: int
+        :param endian: Endianess of the bytes. "big" or no "big" (i.e. "little")
+        :type endian: str
+        :returns: LongInt instance.
+        :rtype: LongInt
+
+    """
+    def __init__(self,name,val=0,endian="big"):
+        self.name=name
+        self.val=val
+        self.endian = endian
+
+    def encode (self):
+        if self.endian == "big":
+            val=pack(">l",self.val)
+        else:
+            val=pack("<l",self.val)
+        return val
+
+    def decode(self,data):
+        if self.endian == "big":
+            self.val= unpack(">l",data[:4])[0]
+        else:
+            self.val= unpack("<l",data[:4])[0]
+        return data[4:]
+
+    def __len__(self):
+        return 4
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        print("{}{}".format(PRINT_INDENT*(depth+1),self.val))
+
+class ULongInt:
+    """Class representing 4 bytes as an unsigned integer.
+
+        :param name: The name of the instance
+        :type name: str
+        :param val: the integer value.
+        :type val: int
+        :param endian: Endianess of the bytes. "big" or no "big" (i.e. "little")
+        :type endian: str
+        :returns: ULongInt instance.
+        :rtype: ULongInt
+
+    """
+    def __init__(self,name,val=0,endian="big"):
+        self.name=name
+        self.val=val
+        self.endian = endian
+
+    def encode (self):
+        if self.endian == "big":
+            val=pack(">L",self.val)
+        else:
+            val=pack("<L",self.val)
+        return val
+
+    def decode(self,data):
+        if self.endian == "big":
+            self.val= unpack(">L",data[:4])[0]
+        else:
+            self.val= unpack("<L",data[:4])[0]
+        return data[4:]
+
+    def __len__(self):
+        return 4
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        print("{}{}".format(PRINT_INDENT*(depth+1),self.val))
+
+class OgfOcf:
+    """Class representing the 2 bytes that specify the command in an HCI command packet.
+
+        :param name: The name of the instance
+        :type name: str
+        :param ogf: the Op-code Group (6 bits).
+        :type ogf: bytes
+        :param ocf: the Op-code Command (10 bits).
+        :type ocf: bytes
+        :returns: OgfOcf instance.
+        :rtype: OgfOcf
+
+    """
+    def __init__(self,name,ogf=b"\x00",ocf=b"\x00"):
+        self.name=name
+        self.ogf= ogf
+        self.ocf= ocf
+
+    def encode (self):
+        val=pack("<H",(ord(self.ogf) << 10) | ord(self.ocf))
+        return val
+
+    def decode(self,data):
+        val = unpack("<H",data[:len(self)])[0]
+        self.ogf =val>>10
+        self.ocf = int(val - (self.ogf<<10)).to_bytes(1,"big")
+        self.ogf = int(self.ogf).to_bytes(1,"big")
+        return data[len(self):]
+
+    def __len__(self):
+        return calcsize("<H")
+
+    def show(self,depth=0):
+        print("{}Cmd Group:".format(PRINT_INDENT*depth))
+        print("{}{}".format(PRINT_INDENT*(depth+1),self.ogf))
+        print("{}Cmd Code:".format(PRINT_INDENT*depth))
+        print("{}{}".format(PRINT_INDENT*(depth+1),self.ocf))
+
+class Itself:
+    """Class representing a byte array that need no manipulation.
+
+        :param name: The name of the instance
+        :type name: str
+        :returns: Itself instance.
+        :rtype: Itself
+
+    """
+    def __init__(self,name):
+        self.name=name
+        self.val=b""
+
+    def encode(self):
+        val=pack(">%ds"%len(self.val),self.val)
+        return val
+
+    def decode(self,data):
+        self.val=unpack(">%ds"%len(data),data)[0]
+        return b""
+
+    def __len__(self):
+        return len(self.val)
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        print("{}{}".format(PRINT_INDENT*(depth+1),":".join(map(lambda b: format(b, "02x"), self.val))))
+
+class String:
+    """Class representing a string.
+
+        :param name: The name of the instance
+        :type name: str
+        :returns: String instance.
+        :rtype: String
+
+    """
+    def __init__(self,name):
+        self.name=name
+        self.val=""
+
+    def encode(self):
+        if isinstance(self.val,str):
+            self.val = self.val.encode()
+        val=pack(">%ds"%len(self.val),self.val)
+        return val
+
+    def decode(self,data):
+        self.val=data
+        return b""
+
+    def __len__(self):
+        return len(self.val)
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        print("{}{}".format(PRINT_INDENT*(depth+1),self.val))
+
+
+class NBytes:
+    """Class representing a byte string.
+
+        :param name: The name of the instance
+        :type name: str
+        :param length: The length
+        :type length: int
+        :returns: NBytes instance.
+        :rtype: NBytes
+
+    """
+    def __init__(self,name,length=2):
+        self.name=name
+        self.length=length
+        self.val=b""
+
+    def encode(self):
+        val=pack(">%ds"%len(self.length),self.val)
+        return val
+
+    def decode(self,data):
+        self.val=unpack(">%ds"%self.length,data[:self.length])[0][::-1]
+        return data[self.length:]
+
+    def __len__(self):
+        return self.length
+
+    def show(self,depth=0):
+        if self.name:
+            print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        print("{}{}".format(PRINT_INDENT*(depth+1),":".join(map(lambda b: format(b, "02x"), self.val))))
+
+    def __eq__(self,b):
+        return self.val==b
+
+class NBytes_List:
+    """Class representing a list of bytes string.
+
+        :param name: The name of the instance
+        :type name: str
+        :param bytes: Length of the bytes strings (2, 4 or 16)
+        :type bytes: int
+        :returns: NBytes_List instance.
+        :rtype: NBytes_List
+
+    """
+    def __init__(self,name,bytes=2):
+        #Bytes should be one of 2, 4 or 16
+        self.name=name
+        self.length=bytes
+        self.lonbytes = []
+
+    def decode(self,data):
+        while data:
+            mynbyte=NBytes("",self.length)
+            data=mynbyte.decode(data)
+            self.lonbytes.append(mynbyte)
+        return data
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        for x in self.lonbytes:
+            x.show(depth+1)
+
+    def __len__(self):
+        return len(self.lonbytes)+self.length
+
+    def __contains__(self,b):
+        for x in self.lonbytes:
+            if b == x:
+                return True
+
+        return False
+
+class Float88:
+    """Class representing a 8.8 fixed point quantity.
+
+        :param name: The name of the instance
+        :type name: str
+        :returns: Float88 instance.
+        :rtype: Float88
+
+    """
+    def __init__(self,name):
+        self.name=name
+        self.val=0.0
+
+    def encode (self):
+        val=pack(">h",int(self.val*256))
+        return val
+
+    def decode(self,data):
+        self.val= unpack(">h",data)[0]/256.0
+        return data[2:]
+    def __len__(self):
+        return 2
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        print("{}{}".format(PRINT_INDENT*(depth+1),self.val))
+
+
+
+
+class EmptyPayload:
+    def __init__(self):
+        pass
+
+    def encode(self):
+        return b""
+
+    def decode(self,data):
+        return data
+
+    def __len__(self):
+        return 0
+
+    def show(self,depth=0):
+        return
+
+#
+# Bluetooth starts here
+#
+
+class Packet:
+    """Class representing a generic HCI packet.
+
+        :param header: The packet header.
+        :type header: bytes
+        :returns: Packet instance.
+        :rtype: Packet
+
+    """
+    """A generic packet that will be build fromparts"""
+    def __init__(self, header="\x00", fmt=">B"):
+        self.header = header
+        self.fmt = fmt
+        self.payload=[]
+        self.raw_data=None
+
+    def encode (self) :
+        return pack(self.fmt, self.header)
+
+    def decode (self, data):
+        try:
+            if unpack(self.fmt,data[:calcsize(self.fmt)])[0] == self.header:
+                self.raw_data=data
+                return data[calcsize(self.fmt):]
+        except:
+            pass
+        return None
+
+    def retrieve(self,aclass):
+        """Look for a specifc class/name in the packet"""
+        resu=[]
+        for x in self.payload:
+            try:
+                if isinstance(aclass,str):
+                    if x.name == aclass:
+                        resu.append(x)
+                else:
+                    if isinstance(x,aclass):
+                        resu.append(x)
+
+                resu+=x.retrieve(aclass)
+            except:
+                pass
+        return resu
+#
+# Commands
+#
+
+class HCI_Command(Packet):
+    """Class representing a command HCI packet.
+
+        :param ogf: the Op-code Group (6 bits).
+        :type ogf: bytes
+        :param ocf: the Op-code Command (10 bits).
+        :type ocf: bytes
+        :returns: HCI_Command instance.
+        :rtype: HCI_Command
+
+    """
+
+    def __init__(self,ogf,ocf):
+        super().__init__(HCI_COMMAND)
+        self.cmd = OgfOcf("command",ogf,ocf)
+        self.payload = []
+
+    def encode(self):
+        pld=b""
+        for x in self.payload:
+            pld+=x.encode()
+        plen=len(pld)
+        pld=b"".join([super().encode(),self.cmd.encode(),pack(">B",plen),pld])
+        return pld
+
+    def show(self,depth=0):
+        self.cmd.show(depth)
+        for x in self.payload:
+            x.show(depth+1)
+
+class HCI_Cmd_LE_Scan_Enable(HCI_Command):
+    """Class representing a command HCI command to enable/disable BLE scanning.
+
+        :param enable: enable/disable scanning.
+        :type enable: bool
+        :param filter_dups: filter duplicates.
+        :type filter_dups: bool
+        :returns: HCI_Cmd_LE_Scan_Enable instance.
+        :rtype: HCI_Cmd_LE_Scan_Enable
+
+    """
+
+    def __init__(self,enable=True,filter_dups=True):
+        super(self.__class__, self).__init__(b"\x08",b"\x0c")
+        self.payload.append(Bool("enable",enable))
+        self.payload.append(Bool("filter",filter_dups))
+
+class HCI_Cmd_LE_Set_Scan_Params(HCI_Command):
+    """Class representing an HCI command to set the scanning parameters.
+
+    This will set a number of parameters related to the scanning functions. For the
+    interval and window, it will always silently enforce the Specs that says it should be >= 2.5 ms
+    and <= 10.24s. It will also silently enforce window <= interval
+
+        :param scan_type: Type of scanning. 0 => Passive (default)
+                                            1 => Active
+        :type scan_type: int
+        :param interval: Time in ms between the start of a scan and the next scan start. Default 10
+        :type interval: int/float
+        :param window: maximum advertising interval in ms. Default 10
+        :type window: int.float
+        :param oaddr_type: Type of own address Value 0 => public (default)
+                                                     1 => Random
+                                                     2 => Private with public fallback
+                                                     3 => Private with random fallback
+        :type oaddr_type: int
+        :param filter: How white list filter is applied. 0 => No filter (Default)
+                                                         1 => sender must be in white list
+                                                         2 => Similar to 0. Some directed advertising may be received.
+                                                         3 => Similar to 1. Some directed advertising may be received.
+        :type filter: int
+        :returns: HCI_Cmd_LE_Scan_Params instance.
+        :rtype: HCI_Cmd_LE_Scan_Params
+
+    """
+
+    def __init__(self,scan_type=0x0,interval=10, window=750, oaddr_type=0,filter=0):
+
+        super(self.__class__, self).__init__(b"\x08",b"\x0b")
+        self.payload.append(EnumByte("scan type",scan_type,
+                                     {0: "Passive",
+                                      1: "Active"}))
+        self.payload.append(UShortInt("Interval",int(round(min(10240,max(2.5,interval))/0.625)),endian="little"))
+        self.payload.append(UShortInt("Window",int(round(min(10240,max(2.5,min(interval,window)))/0.625)),endian="little"))
+        self.payload.append(EnumByte("own addresss type",oaddr_type,
+                                     {0: "Public",
+                                      1: "Random",
+                                      2: "Private IRK or Public",
+                                      3: "Private IRK or Random"}))
+        self.payload.append(EnumByte("filter policy",filter,
+                                     {0: "None",
+                                      1: "Sender In White List",
+                                      2: "Almost None",
+                                      3: "SIWL and some"}))
+
+
+class HCI_Cmd_LE_Advertise(HCI_Command):
+    """Class representing a command HCI command to enable/disable BLE advertising.
+
+        :param enable: enable/disable advertising.
+        :type enable: bool
+        :returns: HCI_Cmd_LE_Scan_Enable instance.
+        :rtype: HCI_Cmd_LE_Scan_Enable
+
+    """
+
+    def __init__(self,enable=True):
+        super(self.__class__, self).__init__(b"\x08",b"\x0a")
+        self.payload.append(Bool("enable",enable))
+
+class HCI_Cmd_LE_Set_Advertised_Msg(HCI_Command):
+    """Class representing an HCI command to set the advertised content.
+
+        :param enable: enable/disable advertising.
+        :type enable: bool
+        :returns: HCI_Cmd_LE_Scan_Enable instance.
+        :rtype: HCI_Cmd_LE_Scan_Enable
+
+    """
+
+    def __init__(self,msg=EmptyPayload()):
+        super(self.__class__, self).__init__(b"\x08",b"\x08")
+        self.payload.append(msg)
+
+class HCI_Cmd_LE_Set_Advertised_Params(HCI_Command):
+    """Class representing an HCI command to set the advertised parameters.
+
+    This will set a number of parameters relted to the advertising functions. For the
+    min and max intervals, it will always silently enforce the Specs that says it should be >= 20ms
+    and <= 10.24s. It will also silently enforce interval_max >= interval_min
+
+        :param interval_min: minimum advertising interval in ms. Default 500
+        :type interval_min: int/float
+        :param interval_max: maximum advertising interval in ms. Default 750
+        :type interval_max: int/float
+        :param adv_type: Type of advertising. Value 0 +> Connectable, Scannable advertising
+                                                    1 => Connectable directed advertising (High duty cycle)
+                                                    2 => Scannable Undirected advertising
+                                                    3 => Non connectable undirected advertising (default)
+        :type adv_type: int
+        :param oaddr_type: Type of own address Value 0 => public (default)
+                                                     1 => Random
+                                                     2 => Private with public fallback
+                                                     3 => Private with random fallback
+        :type oaddr_type: int
+        :param paddr_type: Type of peer address Value 0 => public (default)
+                                                      1 => Random
+        :type paddr_type: int
+        :param peer_addr: Peer MAC address Default 00:00:00:00:00:00
+        :type peer_addr: str
+        :param cmap: Channel map. A bit field dfined as  "Channel 37","Channel 38","Channel 39","RFU","RFU","RFU","RFU","RFU"
+        Default value is 0x7. The value 0x0 is RFU.
+        :type cmap: int
+        :param filter: How white list filter is applied. 0 => No filter (Default)
+                                                         1 => scan are filtered
+                                                         2 => Connection are filtered
+                                                         3 => scan and connection are filtered
+        :type filter: int
+        :returns: HCI_Cmd_LE_Scan_Params instance.
+        :rtype: HCI_Cmd_LE_Scan_Params
+
+    """
+
+    def __init__(self,interval_min=500, interval_max=750,
+                       adv_type=0x3, oaddr_type=0, paddr_type=0,
+                       peer_addr="00:00:00:00:00:00", cmap=0x7, filter=0):
+
+        super(self.__class__, self).__init__(b"\x08",b"\x06")
+        self.payload.append(UShortInt("Adv minimum",int(round(min(10240,max(20,interval_min))/0.625)),endian="little"))
+        self.payload.append(UShortInt("Adv maximum",int(round(min(10240,max(20,max(interval_min,interval_max)))/0.625)),endian="little"))
+        self.payload.append(EnumByte("adv type",adv_type,
+                                        {0: "ADV_IND",
+                                         1: "ADV_DIRECT_IND high",
+                                         2: "ADV_SCAN_IND",
+                                         3: "ADV_NONCONN_IND",
+                                         4: "ADV_DIRECT_IND low"}))
+        self.payload.append(EnumByte("own addresss type",paddr_type,
+                                     {0: "Public",
+                                      1: "Random",
+                                      2: "Private IRK or Public",
+                                      3: "Private IRK or Random"}))
+        self.payload.append(EnumByte("peer addresss type",oaddr_type,
+                                     {0: "Public",
+                                      1: "Random"}))
+        self.payload.append(MACAddr("peer",mac=peer_addr))
+        self.payload.append(BitFieldByte("Channels",cmap,["Channel 37","Channel 38","Channel 39","RFU","RFU","RFU","RFU", "RFU"]))
+
+        self.payload.append(EnumByte("filter policy",filter,
+                                     {0: "None",
+                                      1: "Scan",
+                                      2: "Connection",
+                                      3: "Scan and Connection"}))
+
+class HCI_Cmd_Reset(HCI_Command):
+    """Class representing an HCI command to reset the adapater.
+
+
+        :returns: HCI_Cmd_Reset instance.
+        :rtype: HCI_Cmd_Reset
+
+    """
+
+    def __init__(self):
+        super(self.__class__, self).__init__(b"\x03",b"\x03")
+
+
+####
+# HCI EVents
+####
+
+class HCI_Event(Packet):
+
+    def __init__(self,code=0,payload=[]):
+        super().__init__(HCI_EVENT)
+        self.payload.append(Byte("code"))
+        self.payload.append(UIntByte("length"))
+
+    def decode(self,data):
+        data=super().decode(data)
+        if data is None:
+            return None
+
+        for x in self.payload:
+            x.decode(data[:len(x)])
+            data=data[len(x):]
+        code=self.payload[0]
+        length=self.payload[1].val
+        if code.val==b"\x0e":
+            ev = HCI_CC_Event()
+            data=ev.decode(data)
+            self.payload.append(ev)
+        elif code.val==b"\x3e":
+            ev = HCI_LE_Meta_Event()
+            data=ev.decode(data)
+            self.payload.append(ev)
+        else:
+            ev=Itself("Payload")
+            data=ev.decode(data)
+            self.payload.append(ev)
+        return data
+
+    def show(self,depth=0):
+        print("{}HCI Event:".format(PRINT_INDENT*depth))
+        for x in self.payload:
+            x.show(depth+1)
+
+
+class HCI_CC_Event(Packet):
+    """Command Complete event"""
+    def __init__(self):
+        self.name="Command Completed"
+        self.payload=[UIntByte("allow pkt"),OgfOcf("cmd"),Itself("resp code")]
+
+
+    def decode(self,data):
+        for x in self.payload:
+            data=x.decode(data)
+        return data
+
+    def show(self,depth=0):
+        for x in self.payload:
+            x.show(depth+1)
+
+class HCI_LE_Meta_Event(Packet):
+    def __init__(self):
+        self.name="LE Meta"
+        self.payload=[Byte("code")]
+
+    def decode(self,data):
+        for x in self.payload:
+            data=x.decode(data)
+        code=self.payload[0]
+        if code.val==b"\x02":
+            ev=HCI_LEM_Adv_Report()
+            data=ev.decode(data)
+            self.payload.append(ev)
+        else:
+            ev=Itself("Payload")
+            data=ev.decode(data)
+            self.payload.append(ev)
+        return data
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        for x in self.payload:
+            x.show(depth+1)
+
+
+class HCI_LEM_Adv_Report(Packet):
+    def __init__(self):
+        self.name="Adv Report"
+        self.payload=[UIntByte("num reports"),
+                      EnumByte("ev type",0,{0:"generic adv", 3:"no connection adv", 4:"scan rsp"}),
+                      EnumByte("addr type",0,{0:"public", 1:"random"}),
+                      MACAddr("peer"),UIntByte("length")]
+
+
+    def decode(self,data):
+
+        for x in self.payload:
+            data=x.decode(data)
+        #Now we have a sequence of len, type data with possibly a RSSI byte at the end
+        while len(data) > 1:
+            length=UIntByte("sublen")
+            data=length.decode(data)
+            code=EIR_Hdr()
+            data=code.decode(data)
+
+            if code.val == 0x01:
+                #Flag
+                myinfo=BitFieldByte("flags",0,["Undef","Undef","Simul LE - BR/EDR (Host)","Simul LE - BR/EDR (Control.)","BR/EDR Not Supported",
+                                           "LE General Disc.","LE Limited Disc."])
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            elif code.val == 0x02:
+                myinfo=NBytes_List("Incomplete uuids",2)
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            elif code.val == 0x03:
+                myinfo=NBytes_List("Complete uuids",2)
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            elif code.val == 0x04:
+                myinfo=NBytes_List("Incomplete uuids",4)
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            elif code.val == 0x05:
+                myinfo=NBytes_List("Complete uuids",4)
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            elif code.val == 0x06:
+                myinfo=NBytes_List("Incomplete uuids",16)
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            elif code.val == 0x07:
+                myinfo=NBytes_List("Complete uuids",16)
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            elif code.val == 0x14:
+                myinfo=NBytes_List("Service Solicitation uuid",2)
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            elif code.val == 0x16:
+                myinfo=Adv_Data("Advertised Data",2)
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            elif code.val == 0x1f:
+                myinfo=NBytes_List("Service Solicitation uuid",4)
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            elif code.val == 0x20:
+                myinfo=Adv_Data("Advertised Data",4)
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            elif code.val == 0x15:
+                myinfo=NBytes_List("Service Solicitation uuid",16)
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            elif code.val == 0x21:
+                myinfo=Adv_Data("Advertised Data",16)
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            elif code.val == 0x08:
+                myinfo=String("Short Name")
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            elif code.val == 0x09:
+                myinfo=String("Complete Name")
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+            else:
+                myinfo=Itself("Payload for %s"%code.strval)
+                xx=myinfo.decode(data[:length.val-len(code)])
+                self.payload.append(myinfo)
+
+            data=data[length.val-len(code):]
+        if data:
+            myinfo=IntByte("rssi")
+            data=myinfo.decode(data)
+            self.payload.append(myinfo)
+        return data
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        for x in self.payload:
+            x.show(depth+1)
+
+class EIR_Hdr(Packet):
+    def __init__(self):
+        self.type= EnumByte("type", 0, {
+            0x01: "flags",
+            0x02: "incomplete_list_16_bit_svc_uuids",
+            0x03: "complete_list_16_bit_svc_uuids",
+            0x04: "incomplete_list_32_bit_svc_uuids",
+            0x05: "complete_list_32_bit_svc_uuids",
+            0x06: "incomplete_list_128_bit_svc_uuids",
+            0x07: "complete_list_128_bit_svc_uuids",
+            0x08: "shortened_local_name",
+            0x09: "complete_local_name",
+            0x0a: "tx_power_level",
+            0x0d: "class_of_device",
+            0x0e: "simple_pairing_hash",
+            0x0f: "simple_pairing_rand",
+            0x10: "sec_mgr_tk",
+            0x11: "sec_mgr_oob_flags",
+            0x12: "slave_conn_intvl_range",
+            0x17: "pub_target_addr",
+            0x18: "rand_target_addr",
+            0x19: "appearance",
+            0x1a: "adv_intvl",
+            0x1b: "le_addr",
+            0x1c: "le_role",
+            0x14: "list_16_bit_svc_sollication_uuids",
+            0x1f: "list_32_bit_svc_sollication_uuids",
+            0x15: "list_128_bit_svc_sollication_uuids",
+            0x16: "svc_data_16_bit_uuid",
+            0x20: "svc_data_32_bit_uuid",
+            0x21: "svc_data_128_bit_uuid",
+            0x22: "sec_conn_confirm",
+            0x23: "sec_conn_rand",
+            0x24: "uri",
+            0xff: "mfg_specific_data",
+        })
+
+    def decode(self,data):
+        return self.type.decode(data)
+
+    def show(self):
+        return self.type.show()
+
+    @property
+    def val(self):
+        return self.type.val
+
+    @property
+    def strval(self):
+        return self.type.strval
+
+    def __len__(self):
+        return len(self.type)
+
+class Adv_Data(Packet):
+    def __init__(self,name,length):
+        self.name=name
+        self.length=length
+        self.payload=[]
+
+    def decode(self,data):
+        myinfo=NBytes("Service Data uuid",self.length)
+        data=myinfo.decode(data)
+        self.payload.append(myinfo)
+        if data:
+            myinfo=Itself("Adv Payload")
+            data=myinfo.decode(data)
+            self.payload.append(myinfo)
+        return data
+
+    def show(self,depth=0):
+        print("{}{}:".format(PRINT_INDENT*depth,self.name))
+        for x in self.payload:
+            x.show(depth+1)
+
+    def __len__(self):
+        resu=0
+        for x in self.payload:
+            resu+=len(x)
+        return resu
+
+
+
+#
+# The defs are over. Now the realstuffs
+#
+
+def create_bt_socket(interface=0):
+    exceptions = []
+    sock = None
+    try:
+        sock = socket.socket(family=socket.AF_BLUETOOTH,
+                             type=socket.SOCK_RAW,
+                             proto=socket.BTPROTO_HCI)
+        sock.setblocking(False)
+        sock.setsockopt(socket.SOL_HCI, socket.HCI_FILTER, pack("IIIh2x", 0xffffffff,0xffffffff,0xffffffff,0)) #type mask, event mask, event mask, opcode
+        try:
+            sock.bind((interface,))
+        except OSError as exc:
+            exc = OSError(
+                    exc.errno, 'error while attempting to bind on '
+                    'interface {!r}: {}'.format(
+                        interface, exc.strerror))
+            exceptions.append(exc)
+    except OSError as exc:
+        if sock is not None:
+            sock.close()
+        exceptions.append(exc)
+    except:
+        if sock is not None:
+            sock.close()
+        raise
+    if len(exceptions) == 1:
+        raise exceptions[0]
+    elif len(exceptions) > 1:
+        model = str(exceptions[0])
+        if all(str(exc) == model for exc in exceptions):
+            raise exceptions[0]
+        raise OSError('Multiple exceptions: {}'.format(
+            ', '.join(str(exc) for exc in exceptions)))
+    return sock
+
+###########
+
+class BLEScanRequester(asyncio.Protocol):
+    '''Protocol handling the requests'''
+    def __init__(self):
+        self.transport = None
+        self.smac = None
+        self.sip = None
+        self.process = self.default_process
+
+    def connection_made(self, transport):
+        self.transport = transport
+        command=HCI_Cmd_LE_Set_Scan_Params()
+        self.transport.write(command.encode())
+
+    def connection_lost(self, exc):
+        super().connection_lost(exc)
+
+    def send_scan_request(self):
+        '''Sending LE scan request'''
+        command=HCI_Cmd_LE_Scan_Enable(True,False)
+        self.transport.write(command.encode())
+
+    def stop_scan_request(self):
+        '''Sending LE scan request'''
+        command=HCI_Cmd_LE_Scan_Enable(False,False)
+        self.transport.write(command.encode())
+
+    def send_command(self,command):
+        '''Sending an arbitrary command'''
+        self.transport.write(command.encode())
+
+    def data_received(self, packet):
+        self.process(packet)
+
+    def default_process(self,data):
+        pass
diff --git a/checkbox_support/vendor/aioblescan/eddystone.py b/checkbox_support/vendor/aioblescan/eddystone.py
 new file mode 100644
index 0000000..3cc0d2c
--- /dev/null
+++ b/checkbox_support/vendor/aioblescan/eddystone.py
@@ -0,0 +1,362 @@
+#!/usr/bin/env python3
+# -*- coding:utf-8 -*-
+#
+# This file deal with EddyStone formated message
+#
+# Copyright (c) 2017 François Wautier
+#
+# Note part of this code was adapted from PyBeacon (https://github.com/nirmankarta/PyBeacon)
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+# of the Software, and to permit persons to whom the Software is furnished to do so,
+# subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all copies
+# or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
+# IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE
+
+import checkbox_support.vendor.aioblescan as aios
+from urllib.parse import urlparse
+from enum import Enum
+
+#
+EDDY_UUID=b"\xfe\xaa"    #Google UUID
+
+class ESType(Enum):
+    """Enumerator for Eddystone types."""
+    uid = 0x00
+    url = 0x10
+    tlm = 0x20
+    eid = 0x30
+
+url_schemes = [
+        ("http",True),
+        ("https",True),
+        ("http",False),
+        ("https",False),
+        ]
+
+url_domain = [
+    "com","org","edu","net","info","biz","gov"]
+
+class EddyStone(object):
+    """Class defining the content of an EddyStone advertisement.
+
+    Here the param type will depend on the type.
+
+    For URL it should be a string with a compatible URL.
+
+    For UID it is a dictionary with 2 keys, "namespace" and "instance", values are bytes .
+
+    For TLM it shall be an dictionary with 4 keys: "battery","temperature", "count" and "uptime".
+    Any missing key shall be replaced by its default value.
+
+    For EID it should me a bytes string of length 8
+
+        :param type: The type of EddyStone advertisement. From ESType
+        :type type: ESType
+        :oaram param: The payload corresponding to the type
+
+    """
+
+    def __init__(self, type=ESType.url, param="https://goo.gl/m9UiEA"):
+        self.power = 0
+        self.payload = []     #As defined in https://github.com/google/eddystone/blob/master/protocol-specification.md
+        self.payload.append(aios.Byte("Flag Length",b'\x02'))
+        self.payload.append(aios.Byte("Flag Data Type",b'\x01'))
+        self.payload.append(aios.Byte("Flag Data",b'\x1a'))
+        self.payload.append(aios.Byte("Length UUID services",b'\x03'))
+        self.payload.append(aios.Byte("Complete List UUID Service",b'\x03'))
+        self.payload.append(aios.Byte("Eddystone UUID",b'\xaa'))
+        self.payload.append(aios.Byte("...",b'\xfe'))
+        self.service_data_length = aios.IntByte("Service Data length",4)
+        self.payload.append(self.service_data_length)
+        self.payload.append(aios.Byte("Service Data data type value",b'\x16'))
+        self.payload.append(aios.Byte("Eddystone UUID",b'\xaa'))
+        self.payload.append(aios.Byte("...",b'\xfe'))
+        self.type = aios.EnumByte("type",type.value,{ESType.uid.value:"Eddystone-UID",
+                                               ESType.url.value:"Eddystone-URL",
+                                               ESType.tlm.value:"Eddystone-TLM",
+                                               ESType.eid.value:"Eddystone-EID"})
+        self.payload.append(self.type)
+        self.parsed_payload = b''
+        self.type_payload=param
+
+    def change_type(self, type, param):
+        self.type.val=type.value
+        self.type_payload=param
+        self.service_data_length.val=4
+        self.parsed_payload = b''
+
+    def change_type_payload(self, param):
+        self.type_payload=param
+        self.service_data_length.val=4
+        self.parsed_payload = b''
+
+    def url_encoder(self):
+        encodedurl = []
+        encodedurl.append(aios.IntByte("Tx Power",self.power))
+        asisurl=""
+        myurl = urlparse(self.type_payload)
+        myhostname = myurl.hostname
+        mypath = myurl.path
+        if (myurl.scheme,myhostname.startswith("www.")) in url_schemes:
+            encodedurl.append(aios.IntByte("URL Scheme",
+                                           url_schemes.index((myurl.scheme,myhostname.startswith("www.")))))
+            if myhostname.startswith("www."):
+                myhostname = myhostname[4:]
+
+        extval=None
+        if myhostname.split(".")[-1] in url_domain:
+            extval = url_domain.index(myhostname.split(".")[-1])
+            myhostname = ".".join(myhostname.split(".")[:-1])
+        if extval and not mypath.startswith("/"):
+            extval+=7
+        else:
+            if myurl.port is None:
+                if extval:
+                    mypath = mypath[1:]
+            else:
+                extval += 7
+        encodedurl.append(aios.String("URL string"))
+        encodedurl[-1].val = myhostname
+        if extval:
+            encodedurl.append(aios.IntByte("URL Extention",extval))
+
+        if myurl.port:
+            asisurl += ":"+str(myurl.port)+mypath
+        asisurl += mypath
+        if myurl.params:
+            asisurl += ";"+myurl.params
+        if myurl.query:
+            asisurl += "?"+myurl.query
+        if myurl.fragment:
+            asisurl += "#"+myurl.fragment
+        encodedurl.append(aios.String("Rest of URL"))
+        encodedurl[-1].val = asisurl
+        tlength=0
+        for x in encodedurl: #Check the payload length
+            tlength += len(x)
+        if tlength > 19: #Actually 18 but we have tx power
+            raise Exception("Encoded url too long (max 18 bytes)")
+        self.service_data_length.val += tlength #Update the payload length
+        return encodedurl
+
+
+    def uid_encoder(self):
+        encodedurl = []
+        encodedurl.append(aios.IntByte("Tx Power",self.power))
+        encodedurl.append(aios.NBytes("Namespace",10))
+        encodedurl[-1].val = self.type_payload["namespace"]
+        encodedurl.append(aios.NBytes("Instance",6))
+        encodedurl[-1].val = self.type_payload["instance"]
+        encodedurl.append(aios.NBytes("RFU",2))
+        encodedurl[-1].val = b'\x00\x00'
+        self.service_data_length.val = 23 #Update the payload length/ways the same for uid
+        return encodedurl
+
+    def tlm_encoder(self):
+        encodedurl = []
+        encodedurl.append(aios.NBytes("VBATT",2))
+        if "battery" in self.type_payload:
+            encodedurl[-1].val = self.type_payload["battery"]
+        else:
+            encodedurl[-1].val = -128
+        encodedurl.append(aios.Float88("Temperature"))
+        if "temperature" in self.type_payload:
+            encodedurl[-1].val = self.type_payload["temperature"]
+        else:
+            encodedurl[-1].val = -128
+
+        encodedurl.append(aios.ULongInt("Count"))
+        if "count" in self.type_payload:
+            encodedurl[-1].val = self.type_payload["count"]
+        else:
+            encodedurl[-1].val = 0
+
+        encodedurl.append(aios.ULongInt("Uptime"))
+        if "uptime" in self.type_payload:
+            encodedurl[-1].val = self.type_payload["uptime"]
+        else:
+            encodedurl[-1].val = 0
+        return encodedurl
+
+
+    def eid_encoder(self):
+        encodedurl = []
+        encodedurl.append(aios.IntByte("Tx Power",self.power))
+        encodedurl.append(aios.NBytes("Namespace",8))
+        encodedurl[-1].val = self.type_payload
+        self.service_data_length.val = 13
+        return encodedurl
+
+
+    def encode(self):
+        #Generate the payload
+        if self.type.val == ESType.uid.value:
+            espayload = self.uid_encoder()
+        elif self.type.val == ESType.url.value:
+            espayload = self.url_encoder()
+        elif self.type.val == ESType.tlm.value:
+            espayload = self.tlm_encoder()
+        elif self.type.val == ESType.eid.value:
+            espayload = self.eid_encoder()
+        encmsg=b''
+        for x in self.payload+espayload:
+            encmsg += x.encode()
+        mylen=aios.IntByte("Length",len(encmsg))
+        encmsg = mylen.encode()+encmsg
+        for x in range(32-len(encmsg)):
+            encmsg+=b'\x00'
+        return encmsg
+
+    def decode(self, packet):
+        """Check a parsed packet and figure out if it is an Eddystone Beacon.
+        If it is , return the relevant data as a dictionary.
+
+        Return None, it is not an Eddystone Beacon advertising packet"""
+
+        ssu=packet.retrieve("Complete uuids")
+        found=False
+        for x in ssu:
+            if EDDY_UUID in x:
+                found=True
+                break
+        if not found:
+            return None
+
+        found=False
+        adv=packet.retrieve("Advertised Data")
+        for x in adv:
+            luuid=x.retrieve("Service Data uuid")
+            for uuid in luuid:
+                if EDDY_UUID == uuid:
+                    found=x
+                    break
+            if found:
+                break
+
+
+        if not found:
+            return None
+
+        try:
+            top=found.retrieve("Adv Payload")[0]
+        except:
+            return None
+        #Rebuild that part of the structure
+        found.payload.remove(top)
+        #Now decode
+        result={}
+        data=top.val
+        etype = aios.EnumByte("type",self.type.val,{ESType.uid.value:"Eddystone-UID",
+                                                ESType.url.value:"Eddystone-URL",
+                                                ESType.tlm.value:"Eddystone-TLM",
+                                                ESType.eid.value:"Eddystone-EID"})
+        data=etype.decode(data)
+        found.payload.append(etype)
+        if etype.val== ESType.uid.value:
+            power=aios.IntByte("tx_power")
+            data=power.decode(data)
+            found.payload.append(power)
+            result["tx_power"]=power.val
+
+            nspace=aios.Itself("namespace")
+            xx=nspace.decode(data[:10])  #According to https://github.com/google/eddystone/tree/master/eddystone-uid
+            data=data[10:]
+            found.payload.append(nspace)
+            result["name space"]=nspace.val
+
+            nspace=aios.Itself("instance")
+            xx=nspace.decode(data[:6])  #According to https://github.com/google/eddystone/tree/master/eddystone-uid
+            data=data[6:]
+            found.payload.append(nspace)
+            result["instance"]=nspace.val
+
+        elif etype.val== ESType.url.value:
+            power=aios.IntByte("tx_power")
+            data=power.decode(data)
+            found.payload.append(power)
+            result["tx_power"]=power.val
+
+            url=aios.EnumByte("type",0,{0x00:"http://www.",0x01:"https://www.",0x02:"http://",0x03:"https://"})
+            data=url.decode(data)
+            result["url"]=url.strval
+            for x in data:
+                if bytes([x]) == b"\x00":
+                    result["url"]+=".com/"
+                elif bytes([x]) == b"\x01":
+                    result["url"]+=".org/"
+                elif bytes([x]) == b"\x02":
+                    result["url"]+=".edu/"
+                elif bytes([x]) == b"\x03":
+                    result["url"]+=".net/"
+                elif bytes([x]) == b"\x04":
+                    result["url"]+=".info/"
+                elif bytes([x]) == b"\x05":
+                    result["url"]+=".biz/"
+                elif bytes([x]) == b"\x06":
+                    result["url"]+=".gov/"
+                elif bytes([x]) == b"\x07":
+                    result["url"]+=".com"
+                elif bytes([x]) == b"\x08":
+                    result["url"]+=".org"
+                elif bytes([x]) == b"\x09":
+                    result["url"]+=".edu"
+                elif bytes([x]) == b"\x10":
+                    result["url"]+=".net"
+                elif bytes([x]) == b"\x11":
+                    result["url"]+=".info"
+                elif bytes([x]) == b"\x12":
+                    result["url"]+=".biz"
+                elif bytes([x]) == b"\x13":
+                    result["url"]+=".gov"
+                else:
+                    result["url"]+=chr(x) #x.decode("ascii") #Yep ASCII only
+                    url=aios.String("url")
+            url.decode(result["url"])
+            found.payload.append(url)
+        elif etype.val== ESType.tlm.value:
+            myinfo=aios.IntByte("version")
+            data=myinfo.decode(data)
+            found.payload.append(myinfo)
+            myinfo=aios.ShortInt("battery")
+            data=myinfo.decode(data)
+            result["battery"]=myinfo.val
+            found.payload.append(myinfo)
+            myinfo=aios.Float88("temperature")
+            data=myinfo.decode(data)
+            found.payload.append(myinfo)
+            result["temperature"]=myinfo.val
+            myinfo=aios.LongInt("pdu count")
+            data=myinfo.decode(data)
+            found.payload.append(myinfo)
+            result["pdu count"]=myinfo.val
+            myinfo=aios.LongInt("uptime")
+            data=myinfo.decode(data)
+            found.payload.append(myinfo)
+            result["uptime"]=myinfo.val*100 #in msecs
+            return result
+        #elif etype.val== ESType.tlm.eid:
+        else:
+            result["data"]=data
+            xx=Itself("data")
+            xx.decode(data)
+            found.payload.append(xx)
+
+        rssi=packet.retrieve("rssi")
+        if rssi:
+            result["rssi"]=rssi[-1].val
+        mac=packet.retrieve("peer")
+        if mac:
+            result["mac address"]=mac[-1].val
+        return result
diff --git a/setup.py b/setup.py
index c2517fd..153e8e0 100755
--- a/setup.py
+++ b/setup.py
@@ -90,6 +90,8 @@ setup(
                 "checkbox_support.scripts.nmea_test:main"),
             ("checkbox-support-snap_connect="
                 "checkbox_support.scripts.snap_connect:main"),
+            ("checkbox-support-eddystone_scanner="
+                "checkbox_support.scripts.eddystone_scanner:main"),
         ],
     },
 )