Fix

Technosoftware/DaAeHdaClient/Interfaces/IOpcDiscovery.cs

@@ -0,0 +1,57 @@
+#region Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
+//-----------------------------------------------------------------------------
+// Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
+// Web: https://www.technosoftware.com 
+// 
+// The source code in this file is covered under a dual-license scenario:
+//   - Owner of a purchased license: SCLA 1.0
+//   - GPL V3: everybody else
+//
+// SCLA license terms accompanied with this source code.
+// See SCLA 1.0: https://technosoftware.com/license/Source_Code_License_Agreement.pdf
+//
+// GNU General Public License as published by the Free Software Foundation;
+// version 3 of the License are accompanied with this source code.
+// See https://technosoftware.com/license/GPLv3License.txt
+//
+// This source code is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+// or FITNESS FOR A PARTICULAR PURPOSE.
+//-----------------------------------------------------------------------------
+#endregion Copyright (c) 2011-2023 Technosoftware GmbH. All rights reserved
+
+#region Using Directives
+using System;
+
+#endregion
+
+namespace Technosoftware.DaAeHdaClient
+{
+	/// <summary>
+	/// This interface is used to discover OPC servers on the network.
+	/// </summary>
+	public interface IOpcDiscovery : IDisposable
+	{
+		/// <summary>
+		/// Returns a list of host names which could contain OPC servers.
+		/// </summary>
+		/// <returns>A array of strings that are valid network host names.</returns>
+		string[] EnumerateHosts();
+
+        /// <summary>
+        /// Returns a list of servers that support an OPC specification.
+        /// </summary>
+        /// <param name="specification">A unique identifier for an OPC specification.</param>
+        /// <returns>An array of unconnected OPC server obejcts on the local machine.</returns>
+        OpcServer[] GetAvailableServers(OpcSpecification specification);
+
+        /// <summary>
+        /// Returns a list of servers that support an OPC specification on remote machine.
+        /// </summary>
+        /// <param name="specification">A unique identifier for an OPC specification.</param>
+        /// <param name="host">The network host name of the machine to search for servers.</param>
+        /// <param name="connectData">Any necessary user authentication or protocol configuration information.</param>
+        /// <returns>An array of unconnected OPC server objects.</returns>
+        OpcServer[] GetAvailableServers(OpcSpecification specification, string host, OpcConnectData connectData);
+	}
+}