# -*- coding: utf-8 -*- # # AWL simulator - Networking utils # # Copyright 2016 Michael Buesch # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License along # with this program; if not, write to the Free Software Foundation, Inc., # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. # from __future__ import division, absolute_import, print_function, unicode_literals #from awlsim.common.cython_support cimport * #@cy from awlsim.common.compat import * from awlsim.common.exceptions import * def parseNetAddress(addrStr): """Parse a host:port networking address string. """ addrStr = addrStr.strip() if addrStr.startswith("["): end = addrStr.rfind("]") if end <= 0: raise AwlSimError("Invalid IPv6 address. " "Missing closing bracket ']'.") host = addrStr[1:end] portStr = addrStr[end+1:] else: end = addrStr.find(":") if end < 0: host = addrStr portStr = "" else: host = addrStr[:end] portStr = addrStr[end:] portStr = portStr.strip() if portStr: try: if not portStr.startswith(":"): raise ValueError port = int(portStr[1:]) if port < 0 or port > 0xFFFF: raise ValueError except ValueError as e: raise AwlSimError("Invalid port number.") else: port = None return host, port