/// <summary>
/// Exception-lite IPv6 network address parser.
/// </summary>
///
/// <returns><c>true</c> on success, <c>false</c> if supplied address
/// is not a valid IPv6 string representation.
/// </returns>
///
/// <exception cref = "ArgumentNullException"></exception>
///
public static bool Parse(string ipNetwork, out IPv6Network network)
{
try {
network = Parse(ipNetwork);
return(true);
}
catch (ArgumentException) {
}
catch (FormatException) {
}
catch (OverflowException) {
}
network = Default;
return(false);
}
public bool Contains(IPv6Network network)
{
return((maskLength <= network.maskLength) &&
((network.ipNetwork & this.NetMask) == this.ipNetwork));
}
public bool IsLessSpecificThan(IPv6Network other)
{
return(maskLength < other.maskLength);
}
public bool IsMoreSpecificThan(IPv6Network other)
{
return(maskLength > other.maskLength);
}
public static void TestCompare()
{
IPv6 address = IPv6.Parse("dead:beef:cafe:babe:5ca1:ab1e:b01d:face");
IPv6Network outer = new IPv6Network(address, 124);
IPv6Network inner = new IPv6Network(address, 126);
if (outer.Contains(outer) == false)
{
throw new TestFailedException("outer.Contains(outer)");
}
if (outer.Contains(inner) == false)
{
throw new TestFailedException("outer.Contains(inner)");
}
if (inner.Contains(outer) == true)
{
throw new TestFailedException("inner.Contains(outer)");
}
if (outer.Contains(address) == false)
{
throw new TestFailedException("outer.Contains(address)");
}
if (inner.Contains(address) == false)
{
throw new TestFailedException("inner.Contains(address)");
}
if (outer.IsMoreSpecificThan(inner) == true)
{
throw new TestFailedException("outer.IsMoreSpecificThan(inner)");
}
if (outer.IsLessSpecificThan(inner) == false)
{
throw new TestFailedException("outer.IsLessSpecificThan(inner)");
}
if ((outer == outer) == false)
{
throw new TestFailedException("operator==");
}
if ((outer != inner) == false)
{
throw new TestFailedException("operator!=");
}
if (outer.Contains(outer.UpperBound) == false)
{
throw new TestFailedException("outer.Contains(outer.UpperBound)");
}
if (outer.Contains(outer.LowerBound) == false)
{
throw new TestFailedException("outer.Contains(outer.LowerBound)");
}
}
private static void TestBasics()
{
IPv6 address = IPv6.Parse("ab1e:d00d::1057:d05");
IPv6 mask = IPv6.Parse("ffff:fffe::");
int masklen = 31;
if (new IPv6Network(address, masklen) !=
new IPv6Network(address, mask))
{
throw new TestFailedException("Constructors");
}
if (IPv6Network.Parse("10::/24") !=
new IPv6Network(new IPv6(0x00100000, 0x0, 0x0, 0x0), 24))
{
Console.WriteLine(IPv6Network.Parse("10::/24"));
Console.WriteLine(new IPv6Network(new IPv6(0x00100000, 0x0, 0x0, 0x0), 24));
throw new TestFailedException("10::/24");
}
if (IPv6Network.Parse("10::/32") !=
new IPv6Network(new IPv6(0x00100000, 0x0, 0x0, 0x0), 32))
{
throw new TestFailedException("10::/32");
}
if (IPv6Network.Parse("10::/1") !=
new IPv6Network(new IPv6(0x00100000, 0x0, 0x0, 0x0), 1))
{
throw new TestFailedException("10::/1");
}
try {
IPv6Network.Parse("10:://12");
throw new TestFailedException("double slash");
}
catch (FormatException) {
}
try {
IPv6Network.Parse("10::/129");
throw new TestFailedException("netmask length");
}
catch (ArgumentException) {
}
try {
IPv6Network.Parse("10::/xx");
throw new TestFailedException("netmask content");
}
catch (FormatException) {
}
try {
IPv6Network.Parse("10::x/10");
throw new TestFailedException("network content");
}
catch (FormatException) {
}
try {
IPv6Network.Parse("10::/3333333333333333333333333333");
throw new TestFailedException("netmask overflow");
}
catch (OverflowException) {
}
}