SpiInstallProtocol - Parameters

hid (HID) - input

ID of the stream handler to which the protocol is to be set.

pspcbkey (PSPCBKEY) - input

Key (data type) that identifies the protocol.

pspcb (PSPCB) - input

Address of the SPCB to set.

ulFlags (ULONG) - input

Contains one of the following flags:

SPI_INSTALL_PROTOCOL

Install this stream protocol in the specified stream handler. This is the default setting.
SPI_DEINSTALL_PROTOCOL
Remove this stream protocol from the specified stream handler.

rc (ULONG) - returns

Return codes indicating success or the type of failure:

NO_ERROR

Success.
ERROR_INVALID_FUNCTION
Invalid function requested.
ERROR_INVALID_HID
Invalid handler ID.
ERROR_INVALID_SPCBKEY
The protocol specified by SPCB was not recognized by the handler.
ERROR_INVALID_BLOCK
Invalid pointer.
ERROR_INVALID_BUFFER_SIZE
Invalid SPCB size.
ERROR_SPCBKEY_MISMATCH
The protocol specified by SPCB did not match the SPCBKEY.
FAILURE
Stream handler-specific error return code.

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