diff -r d9edf6517263 -r afcc223b932f E5Network/__init__.py
--- a/E5Network/__init__.py Thu May 05 16:24:20 2016 +0200
+++ b/E5Network/__init__.py Thu May 05 19:50:00 2016 +0200
@@ -4,5 +4,48 @@
#
"""
-Package implementing some special network related objects.
+Package implementing some special network related objects and functions.
"""
+
+from __future__ import unicode_literals
+
+from PyQt5.QtNetwork import QAbstractSocket, QHostAddress
+
+
+def isValidAddress(address):
+ """
+ Public function to check, if the given address is valid.
+
+ @param address IPv4 or IPv6 address string
+ @type str
+ @return flag indicating validity
+ @rtype bool
+ """
+ h = QHostAddress(address)
+ return not h.isNull()
+
+
+def isValidIPv4Address(address):
+ """
+ Public function to check, if the given address is a valid IPv4 address.
+
+ @param address IPv4 address string
+ @type str
+ @return flag indicating validity
+ @rtype bool
+ """
+ h = QHostAddress(address)
+ return not h.isNull() and h.protocol() == QAbstractSocket.IPv4Protocol
+
+
+def isValidIPv6Address(address):
+ """
+ Public function to check, if the given address is a valid IPv6 address.
+
+ @param address IPv6 address string
+ @type str
+ @return flag indicating validity
+ @rtype bool
+ """
+ h = QHostAddress(address)
+ return not h.isNull() and h.protocol() == QAbstractSocket.IPv6Protocol
