Merge pull request #127 from LedgerHQ/mru-dev-minor-updates

shutdown socket before closing

ledgerblue/commTCP.py

@@ -60,7 +60,7 @@ def get_data():
 			# When more data is available, the chip sends 0x61XX
 			# So 0x61xx as a SW must not be interpreted as an error
 			if (sw & 0xFF00) != 0x6100:
-				raise CommException("Invalid status %04x" % sw, sw)
+				raise CommException("Invalid status %04x" % sw, sw, data=response)
 			else:
 				while (sw & 0xFF00) == 0x6100:
 					send_apdu(bytes.fromhex("00c0000000"))  # GET RESPONSE
@@ -72,13 +72,14 @@ def get_data():
 					return bytearray(response)
 
 		# In any other case return an exception
-		raise CommException("Invalid status %04x" % sw, sw)
+		raise CommException("Invalid status %04x" % sw, sw, data=response)
 
 	def apduMaxDataSize(self):
 		return 240
 
 	def close(self):
 		try:
+			self.socket.shutdown(socket.SHUT_RD)
 			self.socket.close()
 			self.socket = None
 		except: