Initial import

.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

MAXCube.py

@@ -0,0 +1,87 @@
+from telnetlib import Telnet
+import serial
+
+DEBUG = True
+
+
+class MAXCube:
+    def __init__(self):
+        self.client = None
+
+    def disconnect(self):
+        if self.client is not None:
+            self.client.close()
+            self.client = None
+
+    def request(self, req):
+        if self.client is not None:
+            self.client.write(req.encode())
+            self.client.write(b"\n")
+            if DEBUG:
+                print(">>> {}".format(req))
+        else:
+            print("Request while not connected!")
+
+    def set_moritz_mode(self, moritz_mode_enable):
+        if moritz_mode_enable:
+            self.request("Zr")
+            #return self.response()
+        else:
+            self.request("Zx")
+
+    def version_string(self):
+        self.request("V")
+        return self.response()
+
+    def is_connected(self):
+        return self.client is not None
+
+
+class CUN(MAXCube):
+    def __init__(self):
+        self.client: Telnet = None
+
+    def connect(self, host, ip):
+        if self.client is None:
+            self.client = Telnet(host, ip)
+            self.set_moritz_mode(True)
+
+    def request(self, req):
+        if self.client is not None:
+            self.client.write(req.encode())
+            self.client.write(b"\n")
+            if DEBUG:
+                print(">>> {}".format(req))
+        else:
+            print("Request while not connected!")
+
+    def response(self):
+        if self.client is not None:
+            response = self.client.read_some().decode()
+            if DEBUG:
+                print("<<< {}".format(response))
+            return response
+        else:
+            print("Waiting for response while not connected!")
+            return None
+
+
+class CUL(MAXCube):
+    def __init__(self, addr: str):
+        self.client: serial.Serial = None
+        self.addr = addr
+
+    def connect(self, port):
+        if self.client is None:
+            self.client = serial.Serial(port, 38400, timeout=1)
+            self.set_moritz_mode(True)
+
+    def response(self):
+        if self.client is not None:
+            response = self.client.read(100).decode()
+            if DEBUG:
+                print("<<< {}".format(response))
+            return response
+        else:
+            print("Waiting for response while not connected!")
+            return None

MAXPacket.py

@@ -0,0 +1,129 @@
+import math
+
+
+class MAXPacketFactory:
+    def create_packet(rec: str):
+        pkt_type = int(rec[7:9], 16)
+        if pkt_type == 0:
+            return MAXPairPingPacket(rec)
+        elif pkt_type == 1:
+            return MAXPairPongPacket(rec)
+        elif pkt_type == 2:
+            return MAXAckPacket(rec)
+        elif pkt_type == 0x22:
+            return MAXSetGroupIdPacket(rec)
+        elif pkt_type == 0xF1:
+            return MAXWakeUpPacket(rec)
+        elif pkt_type == 0xF0:
+            return MAXResetPacket(rec)
+        else:
+            print("Unknown message type: {}".format(pkt_type))
+            result = MAXPacket()
+            result.from_received(rec)
+            return result
+
+
+class MAXPacket:
+    def __init__(self):
+        self.length = 0
+        self.counter = 0
+        self.type = 0
+        self.flag = 0
+        self.sender_address = 0
+        self.dest_address = 0
+        self.group_id = 0
+
+    def set_values(self, message_counter: str, message_type: str, message_flag: str, sender_address: str,
+                   dest_address: str, group_id: str):
+        # self.length = length
+        self.counter = message_counter
+        self.type = message_type
+        self.flag = message_flag
+        self.sender_address = sender_address
+        self.dest_address = dest_address
+        self.group_id = group_id
+
+    def from_received(self, rec: str):
+        self.set_values(rec[3:5], rec[5:7], rec[7:9], rec[9:15], rec[15:21], rec[21:23])
+        self.length = rec[1:3]
+
+    def gen_header(self):
+        header_str = "{}{}{}{}{}{}".format(self.counter, self.flag, self.type, self.sender_address,
+                                           self.dest_address, self.group_id)
+        return header_str
+
+    def serialize(self):
+        header = self.gen_header()
+        length = int(math.ceil((len(header) + len(self.payload)) / 2))
+        self.length = length
+        return "Zs{0:02X}{1}{2}".format(length, header, self.payload)
+
+    def to_string(self):
+        return "MAXPacket: len={}, counter={}, flag={}, type={}, sender_addr={}, dest_addr={}, group_id={}".format(
+            self.length, self.counter, self.flag, self.type, self.sender_address, self.dest_address, self.group_id
+        )
+
+
+class MAXPairPingPacket(MAXPacket):
+    def __init__(self, rec: str):
+        self.from_received(rec)
+        firmware_val = int(rec[23:25], 16)
+        self.firmware_major = firmware_val // 16
+        self.firmware_minor = firmware_val % 16
+        self.device_type = rec[25:27]
+        self.test_result = rec[27:29]
+        self.serial = rec[29:-2]
+
+    def to_string(self):
+        result = "{}\nMAXPairPingPacket: firmware_major={} firmware_minor={} device_type={} " \
+                 "test_result={} serial={}".format(super().to_string(), self.firmware_major, self.firmware_minor,
+                                                   self.device_type, self.test_result, self.serial)
+        return result
+
+
+class MAXPairPongPacket(MAXPacket):
+    def __init__(self, message_counter: str, message_flag: str, sender_address: str, dest_address: str,
+                 group_id: str):
+        self.set_values(message_counter, "01", message_flag, sender_address, dest_address, group_id)
+        self.payload = "00"
+
+    def to_string(self):
+        result = "{}\nMAXPairPongPacket: payload={}".format(super().to_string(), self.payload)
+        return result
+
+
+class MAXSetGroupIdPacket(MAXPacket):
+    def __init__(self, message_counter: str, message_flag: str, sender_address: str, dest_address: str,
+                 group_id: str):
+        self.set_values(message_counter, "01", message_flag, sender_address, dest_address, group_id)
+        self.payload = "00"
+
+    def to_string(self):
+        result = "{}\nMAXSetGroupIdPacket: payload={}".format(super().to_string(), self.payload)
+        return result
+
+
+class MAXAckPacket(MAXPacket):
+    def __init__(self, rec):
+        super().__init__()
+        self.from_received(rec)
+        self.ack = rec[23:25]
+        self.unknown_field = rec[25:27]
+
+    def to_string(self):
+        result = "{}\nMAXAckPacket: ack={} unknown_field={}".format(super().to_string(),
+                                                                    self.ack, self.unknown_field)
+        return result
+
+
+class MAXWakeUpPacket(MAXPacket):
+    def __init__(self, rec):
+        super().__init__()
+        self.from_received(rec)
+
+
+class MAXResetPacket(MAXPacket):
+    def __init__(self, rec):
+        super().__init__()
+        self.from_received(rec)
+

MAXPacketHandler.py

@@ -0,0 +1,78 @@
+from MAXCube import MAXCube
+from MAXPacket import MAXPacket, MAXPacketFactory, MAXPairPingPacket, MAXPairPongPacket, MAXAckPacket, \
+    MAXResetPacket, MAXWakeUpPacket, MAXSetGroupIdPacket
+
+from time import sleep
+from enum import Enum
+
+
+class HandshakeState(Enum):
+    PING_RECEIVED = 1
+    PONG_SENT = 2
+    PONG_ACK = 3
+    GROUP_ID_SENT = 4
+    GROUP_ID_ACK = 5
+
+
+class Handshake:
+    def __init__(self, partner_addr, dev_type):
+        self.partner_addr = partner_addr
+        self.dev_type = dev_type
+        self.state: HandshakeState = HandshakeState.PING_RECEIVED
+
+
+class MAXPacketHandler:
+    def __init__(self, cube: MAXCube):
+        self.cube = cube
+        self.quit_flag = False
+        self.handshakes = []
+
+    def handle_msg(self, pkt: MAXPacket):
+        print(pkt.to_string())
+        if pkt.dest_address == self.cube.addr or pkt.dest_address == "000000":
+            if isinstance(pkt, MAXPairPingPacket):
+                handshake = Handshake(pkt.sender_address, pkt.device_type)
+                self.handshakes.append(handshake)
+                pong = MAXPairPongPacket(message_counter="00", message_flag="00", sender_address=self.cube.addr,
+                                         dest_address=pkt.sender_address, group_id="00")
+                pong_str = pong.serialize()
+                print(pong.to_string())
+                self.cube.request(pong_str)
+                handshake.state = HandshakeState.PONG_SENT
+            elif isinstance(pkt, MAXAckPacket):
+                cur_handshake: Handshake = None
+                for handshake in self.handshakes:
+                    if handshake.partner_addr == pkt.sender_address:
+                        cur_handshake = handshake
+                        break
+                if cur_handshake is not None:
+                    if cur_handshake.state == HandshakeState.PONG_SENT:
+                        cur_handshake.state = HandshakeState.PONG_ACK
+                        print(pkt.to_string())
+                        if cur_handshake.dev_type == "05":
+                            # Handshake is finished
+                            print("Paired device with addr={} and type={}".format(cur_handshake.partner_addr,
+                                                                                  cur_handshake.dev_type))
+                            self.handshakes.remove(cur_handshake)
+                        else:
+                            set_group_id = MAXSetGroupIdPacket(message_counter="00", message_flag="00", sender_address=self.cube.addr,
+                                             dest_address=pkt.sender_address, group_id="00")
+                            set_group_id_str = set_group_id.serialize()
+                            print(set_group_id_str)
+                            self.cube.request(set_group_id_str)
+                            cur_handshake.state = HandshakeState.GROUP_ID_SENT
+                    if cur_handshake.state == HandshakeState.GROUP_ID_SENT:
+                        cur_handshake.state = HandshakeState.GROUP_ID_ACK
+
+        else:
+            print("Paket is not ours!")
+
+    def receive_loop(self):
+        while not self.quit_flag and self.cube.is_connected():
+            resp = self.cube.response()
+            if resp is not None and resp[0:1] == "Z":
+                pkt = MAXPacketFactory.create_packet(resp)
+                self.handle_msg(pkt)
+
+
+            sleep(0.1)

cun.py

@@ -1,225 +0,0 @@
-from telnetlib import Telnet
-import serial
-
-DEBUG = True
-
-
-class MAXPacketFactory:
-    def create_packet(rec: str):
-        pkt_type = int(rec[7:9], 16)
-        if pkt_type == 0:
-            return MAXPairPingPacket.from_received(rec)
-        elif pkt_type == 1:
-            return MAXPairPongPacket.from_received(rec)
-        elif pkt_type == 2:
-            return MAXAckPacket.from_received(rec)
-        elif pkt_type == 0xF1:
-            return MAXWakeUpPacket.from_received(rec)
-        elif pkt_type == 0xF0:
-            return MAXResetPacket.from_received(rec)
-        else:
-            print("Unknown message type: {}".format(pkt_type))
-            return MAXPacket.from_received(rec)
-
-
-class MAXPacket:
-    def __init__(self, length, message_counter: str, message_type: str, message_flag: str, sender_address: str, dest_address: str,
-                 group_id:str):
-        self.length = length
-        self.counter = message_counter
-        self.type = message_type
-        self.flag = message_flag
-        self.sender_address = sender_address
-        self.dest_address = dest_address
-        self.group_id = group_id
-
-    def from_received(rec: str):
-        return MAXPacket(rec[1:3], rec[3:5], rec[5:7], rec[7:9], rec[9:15], rec[15:21], rec[21:23])
-
-    def gen_header(self):
-        header_str = "{}{}{}{}{}{}".format(self.counter, self.flag, self.type, self.sender_address,
-                                               self.dest_address, self.group_id)
-        return header_str
-
-    def to_string(self):
-        return "MAXPacket: len={}, counter={}, flag={}, type={}, sender_addr={}, dest_addr={}, group_id={}".format(
-            self.length, self.counter, self.flag, self.type, self.sender_address, self.dest_address, self.group_id
-        )
-
-
-class MAXPairPingPacket(MAXPacket):
-    def from_received(rec: str):
-        result = MAXPacket.from_received(rec)
-        firmware_val = int(rec[23:25], 16)
-        result.firmware_major = firmware_val // 16
-        result.firmware_minor = firmware_val % 16
-        result.device_type = rec[25:27]
-        result.test_result = rec[27:29]
-        result.serial = rec[29:-2]
-        return result
-
-    def __init__(self, length, message_counter: str, message_type: str, message_flag: str, sender_address: str, dest_address: str,
-                 group_id:str, firmware_major, firmware_minor, device_type, test_result, serial):
-        MAXPacket.__init__(length, message_counter, message_type, message_flag, sender_address, dest_address, group_id)
-        self.firmware_major = firmware_major
-        self.firmware_minor = firmware_minor
-        self.device_type = device_type
-        self.test_result = test_result
-        self.serial = serial
-
-    def to_string(self):
-        result = "{}\nMAXPairPingPacket: firmware_major={} firmware_minor={} device_type={} " \
-                 "test_result={} serial={}".format(super().to_string(), self.firmware_major, self.firmware_minor,
-                                                   self.device_type, self.test_result, self.serial)
-        return result
-
-
-class MAXPairPongPacket(MAXPacket):
-    # def __init__(self, rec):
-    #    super().__init__(rec)
-
-    def __init__(self, message_counter: str, message_flag: str, sender_address: str, dest_address: str,
-                 group_id:str):
-        MAXPacket.__init__(message_counter, "01", message_flag, sender_address, dest_address, group_id)
-        self.payload = "00"
-
-    def serialize(self):
-        header = self.gen_header()
-        length = (len(header) + len(self.payload))/2
-        return "Zs{}{}{}".format(length, header, self.payload)
-
-
-class MAXAckPacket(MAXPacket):
-    def __init__(self, rec):
-        super().__init__(rec)
-
-
-class MAXWakeUpPacket(MAXPacket):
-    def __init__(self, rec):
-        super().__init__(rec)
-
-
-class MAXResetPacket(MAXPacket):
-    def __init__(self, rec):
-        super().__init__(rec)
-
-
-class CUL:
-    def __init__(self):
-        self.client: serial.Serial = None
-
-    def connect(self, port):
-        if self.client is None:
-            self.client = serial.Serial(port, 38400, timeout=1)
-
-    def disconnect(self):
-        if self.client is not None:
-            self.client.close()
-            self.client = None
-
-    def request(self, req):
-        if self.client is not None:
-            self.client.write(req.encode())
-            self.client.write(b"\n")
-            if DEBUG:
-                print(">>> {}".format(req))
-        else:
-            print("Request while not connected!")
-
-    def response(self):
-        if self.client is not None:
-            response = self.client.read(100).decode()
-            if DEBUG:
-                print("<<< {}".format(response))
-            return response
-        else:
-            print("Waiting for response while not connected!")
-            return None
-
-    def version_string(self):
-        self.request("V")
-        return self.response()
-
-    def is_connected(self):
-        return self.client is not None
-
-    def set_moritz_mode(self, moritz_mode_enable):
-        if moritz_mode_enable:
-            self.request("Zr")
-            #return self.response()
-        else:
-            self.request("Zx")
-
-
-class CUN:
-    def __init__(self):
-        self.client: Telnet = None
-
-    def connect(self, host, ip):
-        if self.client is None:
-            self.client = Telnet(host, ip)
-
-    def disconnect(self):
-        if self.client is not None:
-            self.client.close()
-            self.client = None
-
-    def version_string(self):
-        self.request("V")
-        return self.response()
-
-    def request(self, req):
-        if self.client is not None:
-            self.client.write(req.encode())
-            self.client.write(b"\n")
-            if DEBUG:
-                print(">>> {}".format(req))
-        else:
-            print("Request while not connected!")
-
-    def response(self):
-        if self.client is not None:
-            response = self.client.read_some().decode()
-            if DEBUG:
-                print("<<< {}".format(response))
-            return response
-        else:
-            print("Waiting for response while not connected!")
-            return None
-
-    def set_moritz_mode(self, moritz_mode_enable):
-        if moritz_mode_enable:
-            self.request("Zr")
-            #return self.response()
-        else:
-            self.request("Zx")
-
-    def configure(self, ip, netmask, gateway, ):
-        # ToDo: NYI
-        pass
-
-    def h_request(self):
-        self.request("H?")
-        return self.response()
-
-    def send_moritz(self, packet: MAXPacket):
-        # llnnccttssssssddddddpp...
-        # ll - length
-        # nn - msg counter
-        # cc - control byte
-        # tt - msg type
-        # ss - sender address(3 byte)
-        # dd - destination address(3 byte - 000000 for broadcast)
-        # pp - payload...
-        len_str = packet.length
-        msg_counter_str = packet.ms
-        control_byte_str = "00"
-        message_type_str = "02"
-        sender_addr_str = "000000"
-        dest_addr_str = "000000"
-        payload = "l:"
-        self.request("Zs{}{}{}{}{}{}{}".format(packet.length, packet.message_counter, control_byte_str,
-                                             message_type_str, sender_addr_str,
-                                             dest_addr_str, payload))
-        #self.request("l:")
-        return self.response()

main.py

@@ -1,35 +1,12 @@
-from cun import CUL, MAXPacketFactory, MAXPacket, MAXPairPingPacket, MAXPairPongPacket
+from MAXCube import CUL
-import time
+from MAXPacketHandler import MAXPacketHandler
+
+DEBUG = True
 
 if __name__ == '__main__':
-    #cun = CUN()
+    cube = CUL("123456")
-    #cun.connect("192.168.0.244", 2323)
+    cube.connect("COM11")
-    #cun.request(b"V\n")
+    print(cube.version_string())
-    #print(cun.response())
+    handler = MAXPacketHandler(cube)
-    #version = cun.version_string()
+    handler.receive_loop()
-    #print(version)
+    cube.disconnect()
-    #cun.set_moritz_mode(True)
-    #print(cun.send_moritz())
-    #cun.request("Zsl:")
-    #print(cun.response())
-    #cun.disconnect()
-
-    cul = CUL()
-    cul.connect("COM8")
-    print(cul.version_string())
-    cul.set_moritz_mode(True)
-    while cul.is_connected():
-        resp = cul.response()
-        if resp is not None and resp[0:1] == "Z":
-            pkt = MAXPacketFactory.create_packet(resp)
-            print(pkt.to_string())
-            if isinstance(pkt, MAXPairPingPacket):
-                print("Sending Pong!")
-                pong = MAXPairPongPacket(message_counter="00", message_flag="00", sender_address="FDF7CA",
-                                         dest_address=pkt.sender_address, group_id="00")
-                pong_str = pong.serialize()
-                cul.request(pong_str)
-
-        time.sleep(1)
-    cul.disconnect()
-