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GET_ISO_URB_SIZE
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GET_ISO_URB_SIZE macro

The GET_ISO_URB_SIZE macro returns the number of bytes required to hold an isochronous transfer request.

Syntax


ULONG  GET_ISO_URB_SIZE(
  [in] ULONG   NumberOfPackets
);

Parameters

NumberOfPackets [in]

Specifies the number of isochronous transfer packets that will be part of the transfer request.

Return value

GET_ISO_URB_SIZE returns the number of bytes required to hold an isochronous request with the given NumberOfPackets.

Requirements

Target platform

Desktop

Header

Usbdlib.h (include Usbdlib.h)

See also

URB
_URB_ISOCH_TRANSFER
USBD_ISO_PACKET_DESCRIPTOR
Routines for USB Client Drivers

 

 

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