// ndis.h
typedef struct _LOCK_STATE {
USHORT LockState;
KIRQL OldIrql;
} LOCK_STATE, *PLOCK_STATE;
View the official Windows Driver Kit DDI referenceNo description available.
The LOCK_STATE structure tracks the state of a read/write lock. This structure is opaque to NDIS drivers.
LockStateReserved.
OldIrqlReserved.