diff --git a/tsafe.py b/tsafe.py
new file mode 100644
index 0000000..2b5f1a2
--- /dev/null
+++ b/tsafe.py
@@ -0,0 +1,28 @@
+from OpenSSL import SSL
+_ssl = SSL
+del SSL
+
+import threading
+_RLock = threading.RLock
+del threading
+
+class Connection:
+    def __init__(self, *args):
+        self._ssl_conn = apply(_ssl.Connection, args)
+        self._lock = _RLock()
+
+    for f in ('get_context', 'pending', 'send', 'write', 'recv', 'read',
+              'renegotiate', 'bind', 'listen', 'connect', 'accept',
+              'setblocking', 'fileno', 'shutdown', 'close', 'get_cipher_list',
+              'getpeername', 'getsockname', 'getsockopt', 'setsockopt',
+              'makefile', 'get_app_data', 'set_app_data', 'state_string',
+              'sock_shutdown', 'get_peer_certificate', 'want_read',
+              'want_write', 'set_connect_state', 'set_accept_state',
+              'connect_ex', 'sendall'):
+        exec """def %s(self, *args):
+            self._lock.acquire()
+            try:
+                return apply(self._ssl_conn.%s, args)
+            finally:
+                self._lock.release()\n""" % (f, f)
+