LibUsbDotNet 2.2.8
GetDescriptor Method (descriptorType, index, langId, buffer, bufferLength, transferLength)
Library ReferenceLibUsbDotNetUsbDeviceGetDescriptor(Byte, Byte, Int16, IntPtr, Int32, Int32%)
LibUsbDotNet on SourceForge
Gets a descriptor from the device. See DescriptorType for more information.
Declaration Syntax
C#Visual BasicVisual C++
public virtual bool GetDescriptor(
	byte descriptorType,
	byte index,
	short langId,
	IntPtr buffer,
	int bufferLength,
	out int transferLength
Public Overridable Function GetDescriptor ( _
	descriptorType As Byte, _
	index As Byte, _
	langId As Short, _
	buffer As IntPtr, _
	bufferLength As Integer, _
	<OutAttribute> ByRef transferLength As Integer _
) As Boolean
virtual bool GetDescriptor(
	unsigned char descriptorType, 
	unsigned char index, 
	short langId, 
	IntPtr buffer, 
	int bufferLength, 
	[OutAttribute] int% transferLength
descriptorType (Byte)
The descriptor type ID to retrieve; this is usually one of the DescriptorType enumerations.
index (Byte)
Descriptor index.
langId (Int16)
Descriptor language id.
buffer (IntPtr)
Memory to store the returned descriptor in.
bufferLength (Int32)
Length of the buffer parameter in bytes.
transferLength (Int32%)
The number of bytes transferred to buffer upon success.
Return Value
True on success.

Assembly: LibUsbDotNet (Module: LibUsbDotNet) Version: (