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// NonStubs.h -- declarations for NonStubs.cpp 
// Copyright (C) 1999 by Walter Oney 
// All rights reserved 
 
#ifndef NONSTUBS_H 
#define NONSTUBS_H 
 
typedef VOID (NTAPI *PIO_WORKITEM_ROUTINE)(PDEVICE_OBJECT DeviceObject, PVOID Context); 
 
struct _IO_WORKITEM : public _WORK_QUEUE_ITEM { 
	PDEVICE_OBJECT DeviceObject; 
	PIO_WORKITEM_ROUTINE Routine; 
	PVOID Context; 
	}; 
typedef struct _IO_WORKITEM IO_WORKITEM, *PIO_WORKITEM; 
 
PIO_WORKITEM AllocateWorkItem(PDEVICE_OBJECT DeviceObject); 
VOID FreeWorkItem(PIO_WORKITEM item); 
VOID QueueWorkItem(PIO_WORKITEM pIOWorkItem, PIO_WORKITEM_ROUTINE Routine, WORK_QUEUE_TYPE QueueType, PVOID Context); 
 
typedef struct _IO_REMOVE_LOCK_TRACKING_BLOCK { 
	struct _IO_REMOVE_LOCK_TRACKING_BLOCK* next;	// chain to next lock block 
	PVOID tag;										// tag used at lock time 
	LONG locktime;									// system time when lock occurred 
	PCSTR file;										// source filename 
	ULONG line;										// source line number 
	} IO_REMOVE_LOCK_TRACKING_BLOCK, *PIO_REMOVE_LOCK_TRACKING_BLOCK; 
 
LONG __stdcall Get_System_Time(); 
 
NTSTATUS AcquireRemoveLock(PIO_REMOVE_LOCK p, PVOID tag, PCSTR file, ULONG line, ULONG size); 
VOID ReleaseRemoveLock(PIO_REMOVE_LOCK p, PVOID tag, ULONG size); 
VOID ReleaseRemoveLockAndWait(PIO_REMOVE_LOCK p, PVOID tag, ULONG size); 
VOID InitializeRemoveLock(PIO_REMOVE_LOCK p, ULONG tag, ULONG maxminutes, ULONG hwm, ULONG size); 
 
VOID ReuseIrp(PIRP Irp, NTSTATUS status); 
 
#endif