SMH_DEREGISTER - Description

This message disconnects a stream handler from the Sync/Stream Manager.

pParmIn (PPARM_DEREG)

A pointer to a PARM_DEREG data structure.

rc (ULONG)

Return codes indicating success or the type of failure:

NO_ERROR

Function performed.
ERROR_INVALID_FUNCTION
Invalid function requested.
ERROR_HNDLR_NOT_FOUND
Stream-handler registration information was not found.
ERROR_INVALID_HNDLR_NAME
Invalid stream-handler name.
ERROR_INVALID_BLOCK
Invalid pointer.

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