/// <summary>
/// Default constructor.
/// </summary>
/// <param name="ipAddress">The IP address of the local network adapter to bind sockets to.
/// Null or empty string will use <see cref="IPAddress.Any"/>.</param>
public SocketFactory(string ipAddress)
{
if (String.IsNullOrEmpty(ipAddress))
{
_LocalIP = IPAddress.Any;
}
else
{
_LocalIP = IPAddress.Parse(ipAddress);
}
_DeviceNetworkType = GetDeviceNetworkType(_LocalIP.AddressFamily);
}
/// <summary>
/// Default constructor.
/// </summary>
/// <param name="localIP">A string containing the IP address of the local network adapter to bind sockets to. Null or empty string will use IPAddress.Any.</param>
public SocketFactory(string localIP)
{
_DeviceNetworkType = DeviceNetworkType.IPv4;
_LocalIP = localIP;
if (!String.IsNullOrEmpty(localIP))
{
var hostName = new Windows.Networking.HostName(localIP);
if (hostName.Type == Windows.Networking.HostNameType.Ipv6)
{
_DeviceNetworkType = DeviceNetworkType.IPv6;
}
}
}
/// <summary>
/// Get multicast ip address for ipv4 or ipv6 network by <see cref="DeviceNetworkType"/>
/// </summary>
/// <param name="deviceNetworkType"></param>
/// <returns></returns>
/// <exception cref="ArgumentOutOfRangeException"></exception>
public static string GetMulticastIPAddress(this DeviceNetworkType deviceNetworkType)
{
string multicastIpAddress;
switch (deviceNetworkType)
{
case DeviceNetworkType.IPv4:
multicastIpAddress = SsdpConstants.MulticastLocalAdminAddress;
break;
case DeviceNetworkType.IPv6:
multicastIpAddress = SsdpConstants.MulticastLinkLocalAddressV6;
break;
default:
throw new ArgumentOutOfRangeException(nameof(deviceNetworkType));
}
return(multicastIpAddress);
}
