scripts
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niko
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using System;
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using System.Runtime.InteropServices;
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namespace System.Threading
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{
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/// <summary>Provides a managed representation of a Win32 OVERLAPPED structure, including methods to transfer information from an <see cref="T:System.Threading.Overlapped" /> instance to a <see cref="T:System.Threading.NativeOverlapped" /> structure.</summary>
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/// <filterpriority>2</filterpriority>
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// Token: 0x02000619 RID: 1561
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[ComVisible(true)]
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public class Overlapped
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{
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/// <summary>Initializes a new, empty instance of the <see cref="T:System.Threading.Overlapped" /> class.</summary>
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// Token: 0x060038F6 RID: 14582 RVA: 0x000C4814 File Offset: 0x000C2A14
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public Overlapped()
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{
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}
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/// <summary>Initializes a new instance of the <see cref="T:System.Threading.Overlapped" /> class with the specified file position, the 32-bit integer handle to an event that is signaled when the I/O operation is complete, and an interface through which to return the results of the operation.</summary>
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/// <param name="offsetLo">The low word of the file position at which to start the transfer. </param>
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/// <param name="offsetHi">The high word of the file position at which to start the transfer. </param>
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/// <param name="hEvent">The handle to an event that is signaled when the I/O operation is complete. </param>
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/// <param name="ar">An object that implements the <see cref="T:System.IAsyncResult" /> interface and provides status information on the I/O operation. </param>
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// Token: 0x060038F7 RID: 14583 RVA: 0x000C481C File Offset: 0x000C2A1C
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[Obsolete("Not 64bit compatible. Please use the constructor that takes IntPtr for the event handle", false)]
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public Overlapped(int offsetLo, int offsetHi, int hEvent, IAsyncResult ar)
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{
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this.offsetL = offsetLo;
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this.offsetH = offsetHi;
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this.evt = hEvent;
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this.ares = ar;
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}
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/// <summary>Initializes a new instance of the <see cref="T:System.Threading.Overlapped" /> class with the specified file position, the handle to an event that is signaled when the I/O operation is complete, and an interface through which to return the results of the operation.</summary>
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/// <param name="offsetLo">The low word of the file position at which to start the transfer. </param>
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/// <param name="offsetHi">The high word of the file position at which to start the transfer. </param>
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/// <param name="hEvent">The handle to an event that is signaled when the I/O operation is complete. </param>
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/// <param name="ar">An object that implements the <see cref="T:System.IAsyncResult" /> interface and provides status information on the I/O operation. </param>
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// Token: 0x060038F8 RID: 14584 RVA: 0x000C4844 File Offset: 0x000C2A44
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public Overlapped(int offsetLo, int offsetHi, IntPtr hEvent, IAsyncResult ar)
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{
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this.offsetL = offsetLo;
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this.offsetH = offsetHi;
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this.evt_ptr = hEvent;
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this.ares = ar;
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}
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/// <summary>Frees the unmanaged memory associated with a native overlapped structure allocated by the <see cref="Overload:System.Threading.Overlapped.Pack" /> method.</summary>
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/// <param name="nativeOverlappedPtr">A pointer to the <see cref="T:System.Threading.NativeOverlapped" /> structure to be freed.</param>
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/// <exception cref="T:System.ArgumentNullException">
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/// <paramref name="nativeOverlappedPtr" /> is null.</exception>
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/// <filterpriority>1</filterpriority>
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// Token: 0x060038F9 RID: 14585 RVA: 0x000C486C File Offset: 0x000C2A6C
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[CLSCompliant(false)]
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public unsafe static void Free(NativeOverlapped* nativeOverlappedPtr)
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{
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if ((IntPtr)((void*)nativeOverlappedPtr) == IntPtr.Zero)
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{
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throw new ArgumentNullException("nativeOverlappedPtr");
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}
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Marshal.FreeHGlobal((IntPtr)((void*)nativeOverlappedPtr));
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}
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/// <summary>Unpacks the specified unmanaged <see cref="T:System.Threading.NativeOverlapped" /> structure into a managed <see cref="T:System.Threading.Overlapped" /> object. </summary>
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/// <returns>An <see cref="T:System.Threading.Overlapped" /> object containing the information unpacked from the native structure.</returns>
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/// <param name="nativeOverlappedPtr">An unmanaged pointer to a <see cref="T:System.Threading.NativeOverlapped" /> structure.</param>
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/// <exception cref="T:System.ArgumentNullException">
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/// <paramref name="nativeOverlappedPtr" /> is null.</exception>
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/// <filterpriority>1</filterpriority>
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// Token: 0x060038FA RID: 14586 RVA: 0x000C489C File Offset: 0x000C2A9C
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[CLSCompliant(false)]
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public unsafe static Overlapped Unpack(NativeOverlapped* nativeOverlappedPtr)
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{
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if ((IntPtr)((void*)nativeOverlappedPtr) == IntPtr.Zero)
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{
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throw new ArgumentNullException("nativeOverlappedPtr");
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}
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return new Overlapped
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{
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offsetL = nativeOverlappedPtr->OffsetLow,
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offsetH = nativeOverlappedPtr->OffsetHigh,
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evt = (int)nativeOverlappedPtr->EventHandle
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};
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}
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/// <summary>Packs the current instance into a <see cref="T:System.Threading.NativeOverlapped" /> structure, specifying the delegate to be invoked when the asynchronous I/O operation is complete.</summary>
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/// <returns>An unmanaged pointer to a <see cref="T:System.Threading.NativeOverlapped" /> structure. </returns>
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/// <param name="iocb">An <see cref="T:System.Threading.IOCompletionCallback" /> delegate that represents the callback method invoked when the asynchronous I/O operation completes.</param>
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/// <exception cref="T:System.InvalidOperationException">The current <see cref="T:System.Threading.Overlapped" /> has already been packed.</exception>
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/// <filterpriority>2</filterpriority>
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// Token: 0x060038FB RID: 14587 RVA: 0x000C48FC File Offset: 0x000C2AFC
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[MonoTODO("Security - we need to propagate the call stack")]
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[Obsolete("Use Pack(iocb, userData) instead", false)]
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[CLSCompliant(false)]
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public unsafe NativeOverlapped* Pack(IOCompletionCallback iocb)
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{
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NativeOverlapped* ptr = (NativeOverlapped*)(void*)Marshal.AllocHGlobal(Marshal.SizeOf(typeof(NativeOverlapped)));
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ptr->OffsetLow = this.offsetL;
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ptr->OffsetHigh = this.offsetH;
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ptr->EventHandle = (IntPtr)this.evt;
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return ptr;
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}
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/// <summary>Packs the current instance into a <see cref="T:System.Threading.NativeOverlapped" /> structure, specifying a delegate that is invoked when the asynchronous I/O operation is complete and a managed object that serves as a buffer.</summary>
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/// <returns>An unmanaged pointer to a <see cref="T:System.Threading.NativeOverlapped" /> structure. </returns>
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/// <param name="iocb">An <see cref="T:System.Threading.IOCompletionCallback" /> delegate that represents the callback method invoked when the asynchronous I/O operation completes.</param>
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/// <param name="userData">An object or array of objects representing the input or output buffer for the operation. Each object represents a buffer, for example an array of bytes.</param>
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/// <exception cref="T:System.InvalidOperationException">The current <see cref="T:System.Threading.Overlapped" /> has already been packed.</exception>
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/// <filterpriority>2</filterpriority>
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// Token: 0x060038FC RID: 14588 RVA: 0x000C4950 File Offset: 0x000C2B50
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[MonoTODO("handle userData")]
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[CLSCompliant(false)]
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[ComVisible(false)]
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public unsafe NativeOverlapped* Pack(IOCompletionCallback iocb, object userData)
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{
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NativeOverlapped* ptr = (NativeOverlapped*)(void*)Marshal.AllocHGlobal(Marshal.SizeOf(typeof(NativeOverlapped)));
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ptr->OffsetLow = this.offsetL;
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ptr->OffsetHigh = this.offsetH;
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ptr->EventHandle = this.evt_ptr;
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return ptr;
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}
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/// <summary>Packs the current instance into a <see cref="T:System.Threading.NativeOverlapped" /> structure specifying the delegate to invoke when the asynchronous I/O operation is complete. Does not propagate the calling stack.</summary>
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/// <returns>An unmanaged pointer to a <see cref="T:System.Threading.NativeOverlapped" /> structure. </returns>
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/// <param name="iocb">An <see cref="T:System.Threading.IOCompletionCallback" /> delegate that represents the callback method invoked when the asynchronous I/O operation completes.</param>
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/// <exception cref="T:System.InvalidOperationException">The current <see cref="T:System.Threading.Overlapped" /> has already been packed.</exception>
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/// <filterpriority>2</filterpriority>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="ControlEvidence, ControlPolicy" />
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/// </PermissionSet>
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// Token: 0x060038FD RID: 14589 RVA: 0x000C499C File Offset: 0x000C2B9C
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[Obsolete("Use UnsafePack(iocb, userData) instead", false)]
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[CLSCompliant(false)]
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public unsafe NativeOverlapped* UnsafePack(IOCompletionCallback iocb)
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{
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return this.Pack(iocb);
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}
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/// <summary>Packs the current instance into a <see cref="T:System.Threading.NativeOverlapped" /> structure, specifying the delegate to invoke when the asynchronous I/O operation is complete and the managed object that serves as a buffer. Does not propagate the calling stack.</summary>
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/// <returns>An unmanaged pointer to a <see cref="T:System.Threading.NativeOverlapped" /> structure. </returns>
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/// <param name="iocb">An <see cref="T:System.Threading.IOCompletionCallback" /> delegate that represents the callback method invoked when the asynchronous I/O operation completes.</param>
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/// <param name="userData">An object or array of objects representing the input or output buffer for the operation. Each object represents a buffer, for example an array of bytes.</param>
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/// <exception cref="T:System.Security.SecurityException">The caller does not have the required permission. </exception>
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/// <exception cref="T:System.InvalidOperationException">The current <see cref="T:System.Threading.Overlapped" /> is already packed.</exception>
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/// <filterpriority>2</filterpriority>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="ControlEvidence, ControlPolicy" />
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/// </PermissionSet>
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// Token: 0x060038FE RID: 14590 RVA: 0x000C49A8 File Offset: 0x000C2BA8
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[ComVisible(false)]
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[CLSCompliant(false)]
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public unsafe NativeOverlapped* UnsafePack(IOCompletionCallback iocb, object userData)
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{
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return this.Pack(iocb, userData);
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}
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/// <summary>Gets or sets the object that provides status information on the I/O operation.</summary>
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/// <returns>An object that implements the <see cref="T:System.IAsyncResult" /> interface.</returns>
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/// <filterpriority>2</filterpriority>
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// Token: 0x17000B03 RID: 2819
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// (get) Token: 0x060038FF RID: 14591 RVA: 0x000C49B4 File Offset: 0x000C2BB4
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// (set) Token: 0x06003900 RID: 14592 RVA: 0x000C49BC File Offset: 0x000C2BBC
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public IAsyncResult AsyncResult
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{
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get
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{
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return this.ares;
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}
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set
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{
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this.ares = value;
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}
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}
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/// <summary>Gets or sets the 32-bit integer handle to a synchronization event that is signaled when the I/O operation is complete.</summary>
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/// <returns>An <see cref="T:System.Int32" /> value representing the handle of the synchronization event.</returns>
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/// <filterpriority>2</filterpriority>
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// Token: 0x17000B04 RID: 2820
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// (get) Token: 0x06003901 RID: 14593 RVA: 0x000C49C8 File Offset: 0x000C2BC8
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// (set) Token: 0x06003902 RID: 14594 RVA: 0x000C49D0 File Offset: 0x000C2BD0
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[Obsolete("Not 64bit compatible. Use EventHandleIntPtr instead.", false)]
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public int EventHandle
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{
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get
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{
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return this.evt;
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}
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set
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{
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this.evt = value;
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}
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}
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/// <summary>Gets or sets the handle to the synchronization event that is signaled when the I/O operation is complete.</summary>
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/// <returns>An <see cref="T:System.IntPtr" /> representing the handle of the event.</returns>
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/// <filterpriority>2</filterpriority>
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// Token: 0x17000B05 RID: 2821
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// (get) Token: 0x06003903 RID: 14595 RVA: 0x000C49DC File Offset: 0x000C2BDC
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// (set) Token: 0x06003904 RID: 14596 RVA: 0x000C49E4 File Offset: 0x000C2BE4
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[ComVisible(false)]
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public IntPtr EventHandleIntPtr
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{
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get
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{
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return this.evt_ptr;
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}
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set
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{
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this.evt_ptr = value;
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}
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}
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/// <summary>Gets or sets the high-order word of the file position at which to start the transfer. The file position is a byte offset from the start of the file.</summary>
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/// <returns>An <see cref="T:System.Int32" /> value representing the high word of the file position.</returns>
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/// <filterpriority>2</filterpriority>
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// Token: 0x17000B06 RID: 2822
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// (get) Token: 0x06003905 RID: 14597 RVA: 0x000C49F0 File Offset: 0x000C2BF0
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// (set) Token: 0x06003906 RID: 14598 RVA: 0x000C49F8 File Offset: 0x000C2BF8
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public int OffsetHigh
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{
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get
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{
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return this.offsetH;
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}
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set
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{
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this.offsetH = value;
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}
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}
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/// <summary>Gets or sets the low-order word of the file position at which to start the transfer. The file position is a byte offset from the start of the file.</summary>
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/// <returns>An <see cref="T:System.Int32" /> value representing the low word of the file position.</returns>
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/// <filterpriority>2</filterpriority>
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// Token: 0x17000B07 RID: 2823
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// (get) Token: 0x06003907 RID: 14599 RVA: 0x000C4A04 File Offset: 0x000C2C04
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// (set) Token: 0x06003908 RID: 14600 RVA: 0x000C4A0C File Offset: 0x000C2C0C
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public int OffsetLow
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{
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get
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{
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return this.offsetL;
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}
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set
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{
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this.offsetL = value;
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}
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}
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// Token: 0x040016F8 RID: 5880
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private IAsyncResult ares;
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// Token: 0x040016F9 RID: 5881
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private int offsetL;
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// Token: 0x040016FA RID: 5882
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private int offsetH;
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// Token: 0x040016FB RID: 5883
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private int evt;
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// Token: 0x040016FC RID: 5884
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private IntPtr evt_ptr;
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}
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}
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