Initial commit

Delcom/DeviceManagementDeclarations.cs

@@ -0,0 +1,95 @@
+using System;
+using System.Runtime.InteropServices;
+
+namespace WorkIndicator.Delcom
+{
+    internal sealed partial class DeviceManagement
+    {
+        ///<summary >
+        // API declarations relating to device management (SetupDixxx and 
+        // RegisterDeviceNotification functions).   
+        /// </summary>
+
+        // from dbt.h
+
+        internal const Int32 DbtDeviceArrival = 0x8000;
+        internal const Int32 DbtDeviceRemoveComplete = 0x8004;
+        internal const Int32 DbtDevTypDeviceInterface = 5;
+        internal const Int32 DbtDevTypHandle = 6;
+        internal const Int32 DeviceNotifyAllInterfaceClasses = 4;
+        internal const Int32 DeviceNotifyServiceHandle = 1;
+        internal const Int32 DeviceNotifyWindowHandle = 0;
+        internal const Int32 WmDeviceChange = 0x219;
+
+        // from setupapi.h
+
+        internal const Int32 DigCfPresent = 2;
+        internal const Int32 DigCfDeviceInterface = 0X10;
+
+        // Two declarations for the DEV_BROADCAST_DEVICEINTERFACE structure.
+
+        // Use this one in the call to RegisterDeviceNotification() and
+        // in checking dbch_devicetype in a DEV_BROADCAST_HDR structure:
+
+        [StructLayout(LayoutKind.Sequential)]
+        internal class DevBroadcastDeviceInterface
+        {
+            internal Int32 dbcc_size;
+            internal Int32 dbcc_devicetype;
+            internal Int32 dbcc_reserved;
+            internal Guid dbcc_classguid;
+            internal Int16 dbcc_name;
+        }
+
+        // Use this to read the dbcc_name String and classguid:
+
+        [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
+        internal class DevBroadcastDeviceInterface1
+        {
+            internal Int32 dbcc_size;
+            internal Int32 dbcc_devicetype;
+            internal Int32 dbcc_reserved;
+            [MarshalAs(UnmanagedType.ByValArray, ArraySubType = UnmanagedType.U1, SizeConst = 16)]
+            internal Byte[] dbcc_classguid;
+            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 255)]
+            internal Char[] dbcc_name;
+        }
+
+        [StructLayout(LayoutKind.Sequential)]
+        internal class DevBroadcastHdr
+        {
+            internal Int32 dbch_size;
+            internal Int32 dbch_devicetype;
+            internal Int32 dbch_reserved;
+        }
+
+        internal struct SpDeviceInterfaceData
+        {
+            internal Int32 CbSize;
+            internal Guid InterfaceClassGuid;
+            internal Int32 Flags;
+            internal IntPtr Reserved;
+        }
+
+        [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
+        internal static extern IntPtr RegisterDeviceNotification(IntPtr hRecipient, IntPtr notificationFilter, Int32 flags);
+
+        [DllImport("setupapi.dll", SetLastError = true)]
+        internal static extern Int32 SetupDiCreateDeviceInfoList(ref Guid classGuid, Int32 hwndParent);
+
+        [DllImport("setupapi.dll", SetLastError = true)]
+        internal static extern Int32 SetupDiDestroyDeviceInfoList(IntPtr deviceInfoSet);
+
+        [DllImport("setupapi.dll", SetLastError = true)]
+        internal static extern Boolean SetupDiEnumDeviceInterfaces(IntPtr deviceInfoSet, IntPtr deviceInfoData, ref Guid interfaceClassGuid, Int32 memberIndex, ref SpDeviceInterfaceData spDeviceInterfaceData);
+
+        [DllImport("setupapi.dll", SetLastError = true, CharSet = CharSet.Auto)]
+        internal static extern IntPtr SetupDiGetClassDevs(ref Guid classGuid, IntPtr enumerator, IntPtr hwndParent, Int32 flags);
+
+        [DllImport("setupapi.dll", SetLastError = true, CharSet = CharSet.Auto)]
+        internal static extern Boolean SetupDiGetDeviceInterfaceDetail(IntPtr deviceInfoSet, ref SpDeviceInterfaceData spDeviceInterfaceData, IntPtr deviceInterfaceDetailData, Int32 deviceInterfaceDetailDataSize, ref Int32 requiredSize, IntPtr deviceInfoData);
+
+        [DllImport("user32.dll", SetLastError = true)]
+        internal static extern Boolean UnregisterDeviceNotification(IntPtr handle);
+    }
+}