Restore SEBPatch

SafeExamBrowser.Communication.Contracts/ICommunicationHost.cs

@@ -0,0 +1,34 @@
+/*
+ * 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/.
+ */
+
+namespace SafeExamBrowser.Communication.Contracts
+{
+	/// <summary>
+	/// Defines the common functionality for all communication hosts. A communication host can be hosted by an application component to
+	/// allow for inter-process communication with other components (e.g. runtime -> client communication).
+	/// </summary>
+	public interface ICommunicationHost
+	{
+		/// <summary>
+		/// Indicates whether the host is running and ready for communication.
+		/// </summary>
+		bool IsRunning { get; }
+
+		/// <summary>
+		/// Starts the host and opens it for communication.
+		/// </summary>
+		/// <exception cref="System.ServiceModel.CommunicationException">If the host fails to start.</exception>
+		void Start();
+
+		/// <summary>
+		/// Closes and terminates the host.
+		/// </summary>
+		/// <exception cref="System.ServiceModel.CommunicationException">If the host fails to terminate.</exception>
+		void Stop();
+	}
+}