diff --git a/syncplay/client.py b/syncplay/client.py
index e5360a1..fe7c1c5 100644
--- a/syncplay/client.py
+++ b/syncplay/client.py
@@ -11,10 +11,7 @@ from .network_utils import (
     arg_count,
     CommandProtocol,
 )
-from .utils import (
-    format_time,
-    parse_state,
-)
+from .utils import format_time
 
 
 class SyncClientProtocol(CommandProtocol):
@@ -59,7 +56,7 @@ class SyncClientProtocol(CommandProtocol):
 
     @arg_count(4, 5)
     def handle_connected_state(self, args):
-        args = parse_state(args)
+        args = self.__parseState(args)
         if not args:
             self.drop_with_error('Malformed state attributes')
             return
@@ -143,6 +140,32 @@ class SyncClientProtocol(CommandProtocol):
     )
     initial_state = 'init'
 
+    def __parseState(self, args):
+        if len(args) == 4:
+            counter, ctime, state, position = args
+            who_changed_state = None
+        elif len(args) == 5:
+            counter, ctime, state, position, who_changed_state = args
+        else:
+            return
+    
+        if not state in ('paused', 'playing'):
+            return
+    
+        paused = state == 'paused'
+    
+        try:
+            counter = int(counter)
+            ctime = int(ctime)
+            position = int(position)
+        except ValueError:
+            return
+    
+        ctime /= 1000.0
+        position /= 1000.0
+    
+        return counter, ctime, paused, position, who_changed_state
+
 class SyncClientFactory(ClientFactory):
     def __init__(self, manager):
         self.manager = manager
diff --git a/syncplay/network_utils.py b/syncplay/network_utils.py
index 1e395ae..1e9c31b 100644
--- a/syncplay/network_utils.py
+++ b/syncplay/network_utils.py
@@ -16,10 +16,7 @@ from twisted.web.iweb import IBodyProducer
 
 from zope.interface import implements
 
-from .utils import (
-    join_args,
-    split_args,
-)
+from .utils import ArgumentParser
 
 
 def arg_count(minimum, maximum=None):
@@ -44,7 +41,7 @@ class CommandProtocol(LineReceiver):
         if not line:
             return
         
-        args = split_args(line)
+        args = ArgumentParser.splitArguments(line)
         if not args:
             self.drop_with_error('Malformed line')
             return
@@ -73,7 +70,7 @@ class CommandProtocol(LineReceiver):
         self._state = new_state
 
     def send_message(self, *args):
-        line = join_args(args)
+        line = ArgumentParser.joinArguments(args)
         #if args[0] not in ['ping', 'pong']:
         #    print '<<<', line
         self.sendLine(line)