Started implementation of Python version of XPC client.

Python/src/xplaneConnect.py

@@ -0,0 +1,102 @@
+import socket
+
+class XPlaneConnect:
+    '''XPlaneConnect (XPC) facilitates communication to and from the XPCPlugin.'''
+
+    # Basic Functions
+    def __init__(self, port, xp_ip = 'localhost', xp_port = 49009):
+        '''Creates a new XPlaneConnect interface, and binds a UDP socket based on the specified parameters.'''
+
+        # Setup server port
+        server = (socket.INADDR_ANY, socket.htons(port))
+
+        # Setup XPlane IP and port
+        if xp_ip == 'localhost' or xp_ip is None:
+            self.xp_ip = '127.0.0.1'
+        else:
+            self.xp_ip = xp_ip
+
+        self.xp_port = xp_port
+
+        # Create and bind socket
+        # TODO: Raise a friendly error if socket creation/binding fails
+        self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
+        self.socket.bind(server)
+        
+        # Set timeout
+        timeout_ms = 500
+        self.socket.settimeout(timeout_ms / 1000)
+
+    def __del__(self):
+        self.close()
+
+    def close():
+        '''Closes the underlying UDP socket'''
+        if self.socket is not None:
+            self.socket.close()
+            self.socket = None
+
+    def send_udp(msg):
+        pass
+
+    def read_udp():
+        pass
+
+    # Configuration
+    def set_conn(rec_port):
+        pass
+
+    def pause_sim(state):
+        pass
+
+    # UDP Data
+    def parse_data(msg, dataRef):
+        pass
+
+    def read_data(msg, dataRef):
+        pass
+
+    def send_data(msg, dataRef, rows):
+        pass
+
+    # Position
+    def parse_pos(msg, resultArray, gear):
+        pass
+
+    def read_pos(resultArray, gear):
+        pass
+
+    def send_pos(ACNum, numArgs, valueArray):
+        pass
+
+    # Controls
+    def parse_ctrl(msg, resultArray, gear):
+        pass
+
+    def read_ctrol(resultArray, gear):
+        pass
+
+    def send_pos(numArgs, valueArray):
+        pass
+        
+    # DREF Manipulation
+    def read_dref(resultArray):
+        pass
+
+    def parse_dref(msg, dataRef, length_of_dref, values):
+        pass
+
+    def send_dref(dataRef, length_of_dref, values):
+        pass
+
+    def request_dref(dref_array, dref_sizes, list_len, resultArray):
+        pass
+
+    def parse_getd(msg, dref_array, dref_sizes):
+        pass
+
+    def parse_request(msg, result_array, array_sizes):
+        pass
+
+    def read_request(data_ref, array_sizes, recv_addr):
+        pass