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UnmanagedMemoryStream.PositionPointer Property

Gets or sets a byte pointer to a stream based on the current position in the stream.

This API is not CLS-compliant. 

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

[CLSCompliantAttribute(false)]
public byte* PositionPointer { get; set; }

Property Value

Type: System.Byte*
A byte pointer.

ExceptionCondition
IndexOutOfRangeException

The current position is larger than the capacity of the stream.

ArgumentOutOfRangeException

The position is being set is not a valid position in the current stream.

IOException

The pointer is being set to a lower value than the starting position of the stream.

NotSupportedException

The stream was initialized for use with a SafeBuffer. The PositionPointer property is valid only for streams that are initialized with a Byte pointer.

To return a pointer to the entire stream, set the Position property to zero, and then call this property.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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