125 lines
3.5 KiB
C#
125 lines
3.5 KiB
C#
////////////////////////////////////////////////////////////////////////////////
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//
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// Microsoft Research Singularity
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// File: IPAddress.cs
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//
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// Note:
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// This file is a wrapper around Singularity's internal networking types
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//
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using System;
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using System.Net.IP; // Singularity networking type space
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using System.Net.Sockets;
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using Microsoft.Singularity.Io;
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using Microsoft.Contracts;
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//
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// Currently this wrapper is IPv4-specific!
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//
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public class IPAddress {
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public static readonly IPAddress Any = new IPAddress(IPv4.Any);
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public static readonly IPAddress Loopback = new IPAddress(IPv4.Loopback);
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public static readonly IPAddress Broadcast = new IPAddress(IPv4.Broadcast);
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public static readonly IPAddress None = Broadcast;
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internal IPv4 m_addr; // Our wrapped address
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// newAddress is provided in network order.
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[NotDelayed]
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public IPAddress(long newAddress) {
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SetFromLong(newAddress);
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}
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// address is MST byte first (index 0)
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public IPAddress(byte[]! address) {
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if (address.Length != 4) {
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throw new NotSupportedException("Byte array length must be 4");
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}
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uint addr = ((uint)address[0]) << 24;
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addr += ((uint)address[1]) << 16;
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addr += ((uint)address[2]) << 8;
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addr += ((uint)address[3]);
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m_addr = new IPv4(addr);
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}
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public IPAddress(IPv4 addr)
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{ m_addr = new IPv4(addr); }
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public static IPAddress! Parse(string ipString)
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{ return new IPAddress(IPv4.Parse(ipString)); }
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private void SetFromLong(long value)
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{
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if (value < 0 || value > 0x00000000FFFFFFFF) {
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throw new ArgumentOutOfRangeException("value");
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}
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m_addr = new IPv4((uint)NetworkToHostOrder(value));
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}
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// TODO
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[ Obsolete("IPAddress.Address is address family dependant, use " +
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"Equals method for comparison.") ]
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public long Address {
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get {
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return (uint)m_addr;
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}
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set {
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SetFromLong(value);
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}
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}
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public AddressFamily AddressFamily {
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get {
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return AddressFamily.InterNetwork;
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}
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}
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public byte[] GetAddressBytes()
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{ return m_addr.GetAddressBytes(); }
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public override string! ToString()
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{ return m_addr.ToString(); }
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public static long HostToNetworkOrder(long host) {
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return ByteOrder.HostToBigEndian(host);
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}
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public static int HostToNetworkOrder(int host) {
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return ByteOrder.HostToBigEndian(host);
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}
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public static short HostToNetworkOrder(short host) {
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return ByteOrder.HostToBigEndian(host);
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}
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public static long NetworkToHostOrder(long network) {
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return ByteOrder.HostToBigEndian(network);
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}
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public static int NetworkToHostOrder(int network) {
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return ByteOrder.HostToBigEndian(network);
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}
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public static short NetworkToHostOrder(short network) {
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return ByteOrder.HostToBigEndian(network);
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}
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public static IPAddress operator&(IPAddress! lhs, IPAddress! rhs)
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{ return new IPAddress(lhs.m_addr & rhs.m_addr); }
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public static bool IsLoopback(IPAddress! address)
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{ return address.m_addr.IsLoopback(); }
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public override bool Equals(object comparand)
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{ return m_addr.Equals(comparand); }
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public override int GetHashCode()
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{ return m_addr.GetHashCode(); }
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} // class IPAddress
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