Restore SEBPatch

SafeExamBrowser.Communication.Contracts/Data/SimpleMessagePurport.cs

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2024 ETH Zürich, IT Services
+ * 
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+using System;
+
+namespace SafeExamBrowser.Communication.Contracts.Data
+{
+	/// <summary>
+	/// The possible purports of a <see cref="SimpleMessage"/>.
+	/// </summary>
+	[Serializable]
+	public enum SimpleMessagePurport
+	{
+		/// <summary>
+		/// Requests an interlocutor to submit data for authentication.
+		/// </summary>
+		Authenticate = 1,
+
+		/// <summary>
+		/// Sent from the client to the runtime to indicate that the client is ready to operate.
+		/// </summary>
+		ClientIsReady,
+
+		/// <summary>
+		/// Sent from the client to the runtime to ask for the client configuration.
+		/// </summary>
+		ConfigurationNeeded,
+
+		/// <summary>
+		/// Requests an interlocutor to signal that the connection status is okay.
+		/// </summary>
+		Ping,
+
+		/// <summary>
+		/// Sent from the runtime to the client to inform the latter that a reconfiguration was aborted.
+		/// </summary>
+		ReconfigurationAborted,
+
+		/// <summary>
+		/// Sent from the client to the runtime to request shutting down the application.
+		/// </summary>
+		RequestShutdown,
+
+		/// <summary>
+		/// Sent form the runtime to the client to command the latter to shut itself down.
+		/// </summary>
+		Shutdown,
+
+		/// <summary>
+		/// Sent from the runtime to the service to command the latter to update the system configuration.
+		/// </summary>
+		UpdateSystemConfiguration
+	}
+}