drivers/net/ndis/ndis/time.c

   1 /*
   2  * COPYRIGHT:   See COPYING in the top level directory
   3  * PROJECT:     ReactOS NDIS library
   4  * FILE:        ndis/time.c
   5  * PURPOSE:     Time related routines
   6  * PROGRAMMERS: Casper S. Hornstrup (chorns@users.sourceforge.net)
   7  * REVISIONS:
   8  *   CSH 01/08-2000 Created
   9  */
  10 #include <ndissys.h>
  11
  12
  13 VOID STDCALL
  14 MiniportTimerDpc(
  15     PKDPC Dpc,
  16     PVOID DeferredContext,
  17     PVOID SystemArgument1,
  18     PVOID SystemArgument2)
  19 {
  20     PNDIS_MINIPORT_TIMER Timer;
  21
  22     Timer = (PNDIS_MINIPORT_TIMER)DeferredContext;
  23
  24     Timer->MiniportTimerFunction (NULL, Timer->MiniportTimerContext, NULL, NULL);
  25 }
  26
  27
  28 /*
  29  * @implemented
  30  */
  31 VOID
  32 EXPORT
  33 NdisCancelTimer(
  34     IN  PNDIS_TIMER Timer,
  35     OUT PBOOLEAN    TimerCancelled)
  36 {
  37     *TimerCancelled = KeCancelTimer (&Timer->Timer);
  38 }
  39
  40
  41 /*
  42  * @implemented
  43  */
  44 VOID
  45 EXPORT
  46 NdisGetCurrentSystemTime (
  47     IN  OUT PLARGE_INTEGER   pSystemTime)
  48 {
  49     KeQuerySystemTime (pSystemTime);
  50 }
  51
  52
  53 /*
  54  * @implemented
  55  */
  56 VOID
  57 EXPORT
  58 NdisInitializeTimer(
  59     IN OUT  PNDIS_TIMER             Timer,
  60     IN      PNDIS_TIMER_FUNCTION    TimerFunction,
  61     IN      PVOID                   FunctionContext)
  62 {
  63     KeInitializeTimer (&Timer->Timer);
  64
  65     KeInitializeDpc (&Timer->Dpc, (PKDEFERRED_ROUTINE)TimerFunction, FunctionContext);
  66 }
  67
  68
  69 /*
  70  * @implemented
  71  */
  72 VOID
  73 EXPORT
  74 NdisMCancelTimer(
  75     IN  PNDIS_MINIPORT_TIMER    Timer,
  76     OUT PBOOLEAN                TimerCancelled)
  77 {
  78     *TimerCancelled = KeCancelTimer (&Timer->Timer);
  79 }
  80
  81
  82 /*
  83  * @implemented
  84  */
  85 VOID
  86 EXPORT
  87 NdisMInitializeTimer(
  88     IN OUT  PNDIS_MINIPORT_TIMER    Timer,
  89     IN      NDIS_HANDLE             MiniportAdapterHandle,
  90     IN      PNDIS_TIMER_FUNCTION    TimerFunction,
  91     IN      PVOID                   FunctionContext)
  92 {
  93     KeInitializeTimer (&Timer->Timer);
  94
  95     KeInitializeDpc (&Timer->Dpc, MiniportTimerDpc, (PVOID) Timer);
  96
  97     Timer->MiniportTimerFunction = TimerFunction;
  98     Timer->MiniportTimerContext = FunctionContext;
  99     Timer->Miniport = MiniportAdapterHandle;
 100 }
 101
 102
 103 /*
 104  * @implemented
 105  */
 106 VOID
 107 EXPORT
 108 NdisMSetPeriodicTimer(
 109     IN  PNDIS_MINIPORT_TIMER    Timer,
 110     IN  UINT                    MillisecondsPeriod)
 111 {
 112     LARGE_INTEGER Timeout;
 113
 114     Timeout.QuadPart = MillisecondsPeriod * -10000;
 115
 116     KeSetTimerEx (&Timer->Timer, Timeout, MillisecondsPeriod, &Timer->Dpc);
 117 }
 118
 119
 120 /*
 121  * @implemented
 122  */
 123 VOID
 124 EXPORT
 125 NdisMSetTimer(
 126     IN  PNDIS_MINIPORT_TIMER    Timer,
 127     IN  UINT                    MillisecondsToDelay)
 128 {
 129     LARGE_INTEGER Timeout;
 130
 131     Timeout.QuadPart = MillisecondsToDelay * -10000;
 132
 133     KeSetTimer (&Timer->Timer, Timeout, &Timer->Dpc);
 134 }
 135
 136
 137 /*
 138  * @implemented
 139  */
 140 VOID
 141 EXPORT
 142 NdisSetTimer(
 143     IN  PNDIS_TIMER Timer,
 144     IN  UINT        MillisecondsToDelay)
 145 {
 146     LARGE_INTEGER Timeout;
 147
 148     Timeout.QuadPart = MillisecondsToDelay * -10000;
 149
 150     KeSetTimer (&Timer->Timer, Timeout, &Timer->Dpc);
 151 }
 152
 153 /* EOF */