SendToAll added to NetServer

Lidgren.Network/NetSRP.cs

@@ -43,11 +43,21 @@ namespace Lidgren.Network
 		}
 
 		/// <summary>
-		/// Get random bits
+		/// Create 16 bytes of random salt
 		/// </summary>
-		public static byte[] CreateRandomKey(int bits)
+		public static byte[] CreateRandomSalt()
 		{
-			byte[] retval = new byte[bits / 8];
+			byte[] retval = new byte[16];
+			NetRandom.Instance.NextBytes(retval);
+			return retval;
+		}
+
+		/// <summary>
+		/// Create 32 bytes of random ephemeral value
+		/// </summary>
+		public static byte[] CreateRandomEphemeral()
+		{
+			byte[] retval = new byte[32];
 			NetRandom.Instance.NextBytes(retval);
 			return retval;
 		}

Lidgren.Network/NetServer.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 
 namespace Lidgren.Network
 {
@@ -13,6 +14,38 @@ namespace Lidgren.Network
 			config.AcceptIncomingConnections = true;
 		}
 
+		/// <summary>
+		/// Send a message to all connections
+		/// </summary>
+		/// <param name="msg">The message to send</param>
+		/// <param name="method">How to deliver the message</param>
+		public void SendToAll(NetOutgoingMessage msg, NetDeliveryMethod method)
+		{
+			SendMessage(msg, this.Connections, method, 0);
+		}
+
+		/// <summary>
+		/// Send a message to all connections except one
+		/// </summary>
+		/// <param name="msg">The message to send</param>
+		/// <param name="method">How to deliver the message</param>
+
+
+		public void SendToAll(NetOutgoingMessage msg, NetConnection except, NetDeliveryMethod method)
+		{
+			var all = this.Connections;
+			if (all.Count <= 0)
+				return;
+
+			List<NetConnection> recipients = new List<NetConnection>(all.Count - 1);
+			foreach (var conn in all)
+				if (conn != except)
+					recipients.Add(conn);
+
+			if (recipients.Count > 0)
+				SendMessage(msg, recipients, method, 0);
+		}
+
 		/// <summary>
 		/// Returns a string that represents this object
 		/// </summary>

UnitTests/EncryptionTests.cs

@@ -56,17 +56,19 @@ namespace UnitTests
 			if (im.ReadString() != "kokos")
 				throw new NetException("fail");
 
-			byte[] salt = NetSRP.CreateRandomKey(16);
+			for (int i = 0; i < 100; i++)
+			{
+				byte[] salt = NetSRP.CreateRandomSalt();
 				byte[] x = NetSRP.ComputePrivateKey("user", "password", salt);
 
 				byte[] v = NetSRP.ComputeServerVerifier(x);
 				//Console.WriteLine("v = " + NetUtility.ToHexString(v));
 
-			byte[] a = NetSRP.CreateRandomKey(32); //  NetUtility.ToByteArray("393ed364924a71ba7258633cc4854d655ca4ec4e8ba833eceaad2511e80db2b5");
+				byte[] a = NetSRP.CreateRandomEphemeral(); //  NetUtility.ToByteArray("393ed364924a71ba7258633cc4854d655ca4ec4e8ba833eceaad2511e80db2b5");
 				byte[] A = NetSRP.ComputeClientEphemeral(a);
 				//Console.WriteLine("A = " + NetUtility.ToHexString(A));
 
-			byte[] b = NetSRP.CreateRandomKey(32); // NetUtility.ToByteArray("cc4d87a90db91067d52e2778b802ca6f7d362490c4be294b21b4a57c71cf55a9");
+				byte[] b = NetSRP.CreateRandomEphemeral(); // NetUtility.ToByteArray("cc4d87a90db91067d52e2778b802ca6f7d362490c4be294b21b4a57c71cf55a9");
 				byte[] B = NetSRP.ComputeServerEphemeral(b, v);
 				//Console.WriteLine("B = " + NetUtility.ToHexString(B));
 
@@ -89,6 +91,7 @@ namespace UnitTests
 				}
 
 				var test = NetSRP.CreateEncryption(Ss);
+			}
 
 			Console.WriteLine("Message encryption OK");
 		}