//------------------------------------------------------------------------------ // // Copyright (c) Microsoft Corporation. All rights reserved. // //------------------------------------------------------------------------------ using System; using System.Runtime.ConstrainedExecution; //for ReliabilityContract using System.Runtime.InteropServices; using System.Security; using System.Text; using System.Threading; namespace Experimental.System.Messaging.Interop { [ComVisible(false), SuppressUnmanagedCodeSecurityAttribute()] internal static class SafeNativeMethods { public unsafe delegate void ReceiveCallback(int result, IntPtr handle, int timeout, int action, IntPtr propertiesPointer, NativeOverlapped* overlappedPointer, IntPtr cursorHandle); [DllImport(ExternDll.Mqrt, EntryPoint = "MQBeginTransaction", CharSet = CharSet.Unicode)] public static extern int IntMQBeginTransaction(out ITransaction refTransaction); public static int MQBeginTransaction(out ITransaction refTransaction) { try { return IntMQBeginTransaction(out refTransaction); } catch (DllNotFoundException) { throw new InvalidOperationException(Res.GetString(Res.MSMQNotInstalled)); } } [DllImport(ExternDll.Mqrt, CharSet = CharSet.Unicode)] [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)] public static extern int MQCloseQueue(IntPtr handle); [DllImport(ExternDll.Mqrt, EntryPoint = "MQPathNameToFormatName", CharSet = CharSet.Unicode)] private static extern int IntMQPathNameToFormatName(string pathName, StringBuilder formatName, ref int count); public static int MQPathNameToFormatName(string pathName, StringBuilder formatName, ref int count) { try { return IntMQPathNameToFormatName(pathName, formatName, ref count); } catch (DllNotFoundException) { throw new InvalidOperationException(Res.GetString(Res.MSMQNotInstalled)); } } [DllImport(ExternDll.Mqrt, EntryPoint = "MQInstanceToFormatName", CharSet = CharSet.Unicode)] public static extern int IntMQInstanceToFormatName(byte[] id, StringBuilder formatName, ref int count); public static int MQInstanceToFormatName(byte[] id, StringBuilder formatName, ref int count) { try { return IntMQInstanceToFormatName(id, formatName, ref count); } catch (DllNotFoundException) { throw new InvalidOperationException(Res.GetString(Res.MSMQNotInstalled)); } } [DllImport(ExternDll.Mqrt, CharSet = CharSet.Unicode)] public static extern int MQCreateCursor(MessageQueueHandle handle, out CursorHandle cursorHandle); [DllImport(ExternDll.Mqrt, CharSet = CharSet.Unicode)] [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)] public static extern int MQCloseCursor(IntPtr cursorHandle); [DllImport(ExternDll.Mqrt, CharSet = CharSet.Unicode)] [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)] public static extern void MQFreeSecurityContext(IntPtr handle); [DllImport(ExternDll.Mqrt, CharSet = CharSet.Unicode)] [ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)] public static extern int MQLocateEnd(IntPtr enumHandle); [DllImport(ExternDll.Mqrt, CharSet = CharSet.Unicode)] public static extern int MQLocateNext(LocatorHandle enumHandle, ref int propertyCount, [Out] MQPROPVARIANTS[] variantArray); [DllImport(ExternDll.Mqrt, CharSet = CharSet.Unicode)] public static extern void MQFreeMemory(IntPtr memory); [DllImport(ExternDll.Kernel32, ExactSpelling = true, CharSet = CharSet.Auto, SetLastError = true)] public static extern bool GetHandleInformation(SafeHandle handle, out int handleInformation); [DllImport(ExternDll.Kernel32)] public static extern IntPtr LocalFree(IntPtr hMem); [DllImport(ExternDll.Advapi32)] public static extern int SetEntriesInAclW(int count, //[MarshalAs(UnmanagedType.LPArray, SizeParamIndex = 0, ArraySubType = ExplicitAccess)] //ExplicitAccess[] entries, IntPtr entries, IntPtr oldacl, out IntPtr newAcl); [DllImport(ExternDll.Kernel32, CharSet = CharSet.Auto)] public static extern bool GetComputerName(StringBuilder lpBuffer, int[] nSize); public const int FORMAT_MESSAGE_ALLOCATE_BUFFER = 0x00000100, FORMAT_MESSAGE_IGNORE_INSERTS = 0x00000200, FORMAT_MESSAGE_FROM_STRING = 0x00000400, FORMAT_MESSAGE_FROM_HMODULE = 0x00000800, FORMAT_MESSAGE_FROM_SYSTEM = 0x00001000, FORMAT_MESSAGE_ARGUMENT_ARRAY = 0x00002000, FORMAT_MESSAGE_MAX_WIDTH_MASK = 0x000000FF; [DllImport(ExternDll.Kernel32, CharSet = CharSet.Auto)] public static extern int FormatMessage(int dwFlags, IntPtr lpSource, int dwMessageId, int dwLanguageId, StringBuilder lpBuffer, int nSize, IntPtr arguments); } }