send real wire msgs in send_udp.py

send_udp.py

@@ -1,13 +1,23 @@
 #!/usr/bin/python
 import socket
 import os
+from binascii import unhexlify
 
 UDP_IP = os.getenv('TREZOR_UDP_IP', '127.0.0.1')
 UDP_PORT = int(os.getenv('TREZOR_UDP_PORT', '21324'))
-MESSAGE = b'Hello, World!'
+
+INITIALIZE = b'?##\x00\x00\x00\x00\x00\x00'
+GET_PUBLIC_KEY = b'?##\x00\x0b\x00\x00\x00\r\x12\tsecp256k1\x18\x00'
+PIN_MATRIX_ACK = b'?##\x00\x13\x00\x00\x00\x05\n\x03268'
+
+messages = [
+    INITIALIZE,
+    # GET_PUBLIC_KEY,
+    # PIN_MATRIX_ACK,
+]
 
 sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
-sock.sendto(MESSAGE, (UDP_IP, UDP_PORT))
+sock.sendto(messages.pop(0), (UDP_IP, UDP_PORT))
 
 while True:
     print(sock.recv(64))