Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

mcs/class/System/System.Net.NetworkInformation/IPGlobalProperties.cs

@@ -4,6 +4,7 @@
 // Authors:
 //	Gonzalo Paniagua Javier (gonzalo@novell.com)
 //	Atsushi Enomoto (atsushi@ximian.com)
+//	Marek Safar (marek.safar@gmail.com)
 //
 // Copyright (c) 2006-2007 Novell, Inc. (http://www.novell.com)
 //
@@ -43,6 +44,9 @@ namespace System.Net.NetworkInformation {
 
 		public static IPGlobalProperties GetIPGlobalProperties ()
 		{
+#if MONODROID
+			return new AndroidIPGlobalProperties ();
+#else
 			switch (Environment.OSVersion.Platform) {
 			case PlatformID.Unix:
 				MibIPGlobalProperties impl = null;
@@ -56,10 +60,16 @@ namespace System.Net.NetworkInformation {
 					if (File.Exists (impl.StatisticsFile))
 						return impl;
 				}
-				throw new NotSupportedException ("This platform is not supported");
+				return new UnixIPGlobalProperties ();
 			default:
 				return new Win32IPGlobalProperties ();
 			}
+#endif
+		}
+
+		internal static IPGlobalProperties InternalGetIPGlobalProperties()
+		{
+			return GetIPGlobalProperties ();
 		}
 
 		public abstract TcpConnectionInformation [] GetActiveTcpConnections ();
@@ -81,11 +91,7 @@ namespace System.Net.NetworkInformation {
 		public abstract NetBiosNodeType NodeType { get; }
 	}
 
-	// It expects /proc/net/snmp (or /usr/compat/linux/proc/net/snmp),
-	// formatted like:
-	// http://www.linuxdevcenter.com/linux/2000/11/16/example5.html
-	// http://www.linuxdevcenter.com/linux/2000/11/16/example2.html
-	class MibIPGlobalProperties : IPGlobalProperties
+	abstract class CommonUnixIPGlobalProperties : IPGlobalProperties
 	{
 		[DllImport ("libc")]
 		static extern int gethostname ([MarshalAs (UnmanagedType.LPArray, SizeParamIndex = 1)] byte [] name, int len);
@@ -93,6 +99,112 @@ namespace System.Net.NetworkInformation {
 		[DllImport ("libc")]
 		static extern int getdomainname ([MarshalAs (UnmanagedType.LPArray, SizeParamIndex = 1)] byte [] name, int len);
 
+		public override string DhcpScopeName {
+			get { return String.Empty; }
+		}
+
+		public override string DomainName {
+			get {
+				byte [] bytes = new byte [256];
+				if (getdomainname (bytes, 256) != 0)
+					throw new NetworkInformationException ();
+				int len = Array.IndexOf<byte> (bytes, 0);
+				return Encoding.ASCII.GetString (bytes, 0, len < 0 ? 256 : len);
+			}
+		}
+
+		public override string HostName {
+			get {
+				byte [] bytes = new byte [256];
+				if (gethostname (bytes, 256) != 0)
+					throw new NetworkInformationException ();
+				int len = Array.IndexOf<byte> (bytes, 0);
+				return Encoding.ASCII.GetString (bytes, 0, len < 0 ? 256 : len);
+			}
+		}
+
+		public override bool IsWinsProxy {
+			get { return false; } // no WINS
+		}
+
+		public override NetBiosNodeType NodeType {
+			get { return NetBiosNodeType.Unknown; } // no NetBios
+		}
+	}
+
+	class UnixIPGlobalProperties : CommonUnixIPGlobalProperties
+	{
+		public override TcpConnectionInformation [] GetActiveTcpConnections ()
+		{
+			throw new NotImplementedException ();
+		}
+
+		public override IPEndPoint [] GetActiveTcpListeners ()
+		{
+			throw new NotImplementedException ();
+		}
+
+		public override IPEndPoint [] GetActiveUdpListeners ()
+		{
+			throw new NotImplementedException ();
+		}
+
+		public override IcmpV4Statistics GetIcmpV4Statistics ()
+		{
+			throw new NotImplementedException ();
+		}
+
+		public override IcmpV6Statistics GetIcmpV6Statistics ()
+		{
+			throw new NotImplementedException ();
+		}
+
+		public override IPGlobalStatistics GetIPv4GlobalStatistics ()
+		{
+			throw new NotImplementedException ();
+		}
+
+		public override IPGlobalStatistics GetIPv6GlobalStatistics ()
+		{
+			throw new NotImplementedException ();
+		}
+
+		public override TcpStatistics GetTcpIPv4Statistics ()
+		{
+			throw new NotImplementedException ();
+		}
+
+		public override TcpStatistics GetTcpIPv6Statistics ()
+		{
+			throw new NotImplementedException ();
+		}
+
+		public override UdpStatistics GetUdpIPv4Statistics ()
+		{
+			throw new NotImplementedException ();
+		}
+
+		public override UdpStatistics GetUdpIPv6Statistics ()
+		{
+			throw new NotImplementedException ();
+		}
+	}
+
+	sealed class AndroidIPGlobalProperties : UnixIPGlobalProperties
+	{
+		public override string DomainName {
+			get {
+				return String.Empty;
+			}
+		}
+	}
+
+	// It expects /proc/net/snmp (or /usr/compat/linux/proc/net/snmp),
+	// formatted like:
+	// http://www.linuxdevcenter.com/linux/2000/11/16/example5.html
+	// http://www.linuxdevcenter.com/linux/2000/11/16/example2.html
+	class MibIPGlobalProperties : UnixIPGlobalProperties
+	{
 		public const string ProcDir = "/proc";
 		public const string CompatProcDir = "/usr/compat/linux/proc";
 
@@ -289,38 +401,6 @@ namespace System.Net.NetworkInformation {
 		{
 			return new MibUdpStatistics (GetProperties6 ("Udp6"));
 		}
-
-		public override string DhcpScopeName {
-			get { return String.Empty; }
-		}
-
-		public override string DomainName {
-			get {
-				byte [] bytes = new byte [256];
-				if (getdomainname (bytes, 256) != 0)
-					throw new NetworkInformationException ();
-				int len = Array.IndexOf<byte> (bytes, 0);
-				return Encoding.ASCII.GetString (bytes, 0, len < 0 ? 256 : len);
-			}
-		}
-
-		public override string HostName {
-			get {
-				byte [] bytes = new byte [256];
-				if (gethostname (bytes, 256) != 0)
-					throw new NetworkInformationException ();
-				int len = Array.IndexOf<byte> (bytes, 0);
-				return Encoding.ASCII.GetString (bytes, 0, len < 0 ? 256 : len);
-			}
-		}
-
-		public override bool IsWinsProxy {
-			get { return false; } // no WINS
-		}
-
-		public override NetBiosNodeType NodeType {
-			get { return NetBiosNodeType.Unknown; } // no NetBios
-		}
 	}
 
 	class Win32IPGlobalProperties : IPGlobalProperties