Separate the debugger-client to support the later usage of other communication protocols (#2764)

JerryScript-DCO-1.0-Signed-off-by: Robert Sipka rsipka.uszeged@partner.samsung.com

jerry-debugger/jerry_client_tcp.py

@@ -0,0 +1,48 @@
+#!/usr/bin/env python
+
+# Copyright JS Foundation and other contributors, http://js.foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import socket
+import select
+
+class Socket(object):
+    """ Create a new socket using the given address family, socket type and protocol number. """
+    def __init__(self, socket_family=socket.AF_INET, socket_type=socket.SOCK_STREAM, proto=0, fileno=None):
+        self.socket = socket.socket(socket_family, socket_type, proto, fileno)
+
+    def connect(self, address):
+        """
+        Connect to a remote socket at address (host, port).
+        The format of address depends on the address family.
+        """
+        self.socket.connect(address)
+
+    def close(self):
+        """" Mark the socket closed. """
+        self.socket.close()
+
+    def receive_data(self, max_size=1024):
+        """ The maximum amount of data to be received at once is specified by max_size. """
+        return self.socket.recv(max_size)
+
+    def send_data(self, data):
+        """ Send data to the socket. The socket must be connected to a remote socket. """
+        return self.socket.send(data)
+
+    def ready(self):
+        """ Monitor the file descriptor. """
+        result = select.select([self.socket], [], [], 0)[0]
+
+        return self.socket in result