98 lines
2.4 KiB
C#
98 lines
2.4 KiB
C#
#if __CONSTRAINED__ || UNITY_STANDALONE_LINUX || UNITY
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using System;
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using System.Collections.Generic;
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using System.Net;
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using System.Net.Sockets;
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using System.Security.Cryptography;
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namespace Lidgren.Network
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{
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public static partial class NetUtility
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{
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private static byte[] s_randomMacBytes;
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static NetUtility()
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{
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}
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[CLSCompliant(false)]
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public static ulong GetPlatformSeed(int seedInc)
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{
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ulong seed = (ulong)Environment.TickCount + (ulong)seedInc;
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return seed ^ ((ulong)(new object().GetHashCode()) << 32);
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}
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/// <summary>
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/// Gets my local IPv4 address (not necessarily external) and subnet mask
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/// </summary>
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public static IPAddress GetMyAddress(out IPAddress mask)
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{
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mask = null;
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var host = Dns.GetHostEntry(Dns.GetHostName());
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foreach (var ip in host.AddressList)
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{
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if (ip.AddressFamily == AddressFamily.InterNetwork)
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{
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return ip;
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}
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}
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#if UNITY_ANDROID || UNITY_STANDALONE_OSX || UNITY_STANDALONE_WIN || UNITY_STANDALONE_LINUX || UNITY_IOS || UNITY
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try
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{
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if (!(UnityEngine.Application.internetReachability == UnityEngine.NetworkReachability.NotReachable))
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{
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return null;
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}
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return IPAddress.Parse(UnityEngine.Network.player.externalIP);
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}
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catch // Catch Access Denied errors
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{
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return null;
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}
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#endif
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return null;
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}
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public static byte[] GetMacAddressBytes()
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{
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if (s_randomMacBytes == null)
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{
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s_randomMacBytes = new byte[8];
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MWCRandom.Instance.NextBytes(s_randomMacBytes);
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}
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return s_randomMacBytes;
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}
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public static IPAddress GetBroadcastAddress()
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{
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return IPAddress.Broadcast;
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}
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public static void Sleep(int milliseconds)
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{
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System.Threading.Thread.Sleep(milliseconds);
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}
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public static IPAddress CreateAddressFromBytes(byte[] bytes)
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{
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return new IPAddress(bytes);
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}
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private static readonly SHA1 s_sha = SHA1.Create();
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public static byte[] ComputeSHAHash(byte[] bytes, int offset, int count)
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{
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return s_sha.ComputeHash(bytes, offset, count);
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}
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}
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public static partial class NetTime
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{
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private static readonly long s_timeInitialized = Environment.TickCount;
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/// <summary>
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/// Get number of seconds since the application started
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/// </summary>
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public static double Now { get { return (double)((uint)Environment.TickCount - s_timeInitialized) / 1000.0; } }
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}
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}
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#endif
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