NTSTATUS PsGetContextThread( __in PETHREAD Thread, __inout PCONTEXT ThreadContext, __in KPROCESSOR_MODE Mode ); Routine Description: This function returns the usermode context of the specified thread. This function will fail if the specified thread is a system thread. It will return the wrong answer if the thread is a non-system thread that does not execute in user-mode. Arguments: Thread - Supplies a pointer to the thread object from which to retrieve context information. ThreadContext - Supplies the address of a buffer that will receive the context of the specified thread. Mode - Mode to use for validation checks. Return Value: None.