// spbcx.h
VOID SPB_TRANSFER_DESCRIPTOR_INIT(
[out] SPB_TRANSFER_DESCRIPTOR *Descriptor
);
View the official Windows Driver Kit DDI referenceNo description available.
The SPB_TRANSFER_DESCRIPTOR_INIT function initializes an SPB_TRANSFER_DESCRIPTOR structure.
Descriptor [out]A pointer to the SPB_TRANSFER_DESCRIPTOR structure that is to be initialized.
Your SPB controller driver must use this function to initialize an SPB_TRANSFER_DESCRIPTOR structure before passing this structure as an output parameter to the SpbRequestGetTransferParameters method. This method writes the transfer parameters for an individual transfer in an I/O transfer sequence to this structure.
SpbRequestGetTransferParameters