NativeOverlapped Structure

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Provides an explicit layout that is visible from unmanaged code and that will have the same layout as the Win32 OVERLAPPED structure with additional reserved fields at the end.

Namespace: System.Threading
Assembly: mscorlib (in mscorlib.dll)

Syntax

Public Structure NativeOverlapped
public struct NativeOverlapped

The NativeOverlapped type exposes the following members.

Methods

Name Description
Equals Indicates whether this instance and a specified object are equal. (Inherited from ValueType.)
Finalize Allows an object to try to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.)
GetHashCode Returns the hash code for this instance. (Inherited from ValueType.)
GetType Gets the Type of the current instance. (Inherited from Object.)
MemberwiseClone Creates a shallow copy of the current Object. (Inherited from Object.)
ToString Returns the fully qualified type name of this instance. (Inherited from ValueType.)

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Fields

Name Description
EventHandle Specifies the handle to an event set to the signaled state when the operation is complete. The calling process must set this member either to zero or to a valid event handle before calling any overlapped functions.
InternalHigh Specifies the length of the data transferred. Reserved for operating system use.
InternalLow Specifies a system-dependent status. Reserved for operating system use.
OffsetHigh Specifies the high word of the byte offset at which to start the transfer.
OffsetLow Specifies a file position at which to start the transfer.

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Remarks

The NativeOverlapped.NET Framework value type represents an unmanaged version of the Win32 OVERLAPPED structure. The layout of this structure must be identical to OVERLAPPED. Four additional DWORDs are reserved at the end.

Version Information

Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0

Platforms

Windows Phone

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

See Also

Reference

System.Threading Namespace