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//
//
// timer.h
//
// This file contains the typedefinitions for the timer code
#ifndef __TIMERNBT_H
#define __TIMERNBT_H
// to convert a millisecond time to 100ns time
//
#define MILLISEC_TO_100NS 10000
// the completion routine that the client must define
typedef
VOID
(*COMPLETIONROUTINE)(
IN PVOID, // context
IN PVOID, // context2
IN PVOID); // timerqentry
typedef
VOID
(*COMPLETIONCLIENT)(
IN PVOID,
IN NTSTATUS);
// Timer Queue Entry - this entry looks after a timer event. It tracks who
// should be called when the timeout occurs, the time in the future of the
// timout, and a context value.
typedef struct
{
CTETimer VxdTimer ;
LIST_ENTRY Linkage;
PVOID Context;
PVOID Context2;
COMPLETIONROUTINE CompletionRoutine;
PVOID ClientContext;
COMPLETIONCLIENT ClientCompletion;
PVOID pCacheEntry; // entry in Remote or local cache
ULONG DeltaTime;
// this is set by the completionroutine to tell the timing system to
// restart the timer again, as opposed to disposing of the timer
USHORT Flags;
USHORT Retries; // number of times to restart the timer
UCHAR RefCount; // to tell if the timer is expiring or not
}tTIMERQENTRY;
// Flag bits for tTIMERQENTRY
#define TIMER_RESTART 0x0001
// to differentiate the broadcast timeouts from the timouts to the Name Service
#define TIMER_MNODEBCAST 0x0002
#define TIMER_DOING_EXPIRY 0x0004
#define TIMER_NOT_STARTED 0x0008
#define TIMER_RETIMED 0x0010 // timeout has changed, restart timer without any processing
// The timer Q itself
typedef struct
{
DEFINE_LOCK_STRUCTURE( SpinLock )
LIST_ENTRY ActiveHead;
LIST_ENTRY FreeHead;
} tTIMERQ;
//
// Function Prototype - this function is only called locally to this file
//
//
// TimerExpiry routine - Called by kernel upon timer expiration. Note that
// DeferredContext is the only argument used and must be named/used the
// same between NT and WFW.
//
VOID
TimerExpiry(
#ifndef VXD
IN PKDPC Dpc,
IN PVOID DeferredContext,
IN PVOID SystemArg1,
IN PVOID SystemArg2
#else
IN CTEEvent * pCTEEvent,
IN PVOID DeferredContext
#endif
) ;
#endif
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