reactos/sdk/include/ddk/buffring.h

   1 #ifndef __BUFFRING_H__
   2 #define __BUFFRING_H__
   3
   4 typedef struct _RX_BUFFERING_MANAGER_
   5 {
   6     BOOLEAN DispatcherActive;
   7     BOOLEAN HandlerInactive;
   8     BOOLEAN LastChanceHandlerActive;
   9     UCHAR Pad;
  10     KSPIN_LOCK SpinLock;
  11     volatile LONG CumulativeNumberOfBufferingChangeRequests;
  12     LONG NumberOfUnhandledRequests;
  13     LONG NumberOfUndispatchedRequests;
  14     volatile LONG NumberOfOutstandingOpens;
  15     LIST_ENTRY DispatcherList;
  16     LIST_ENTRY HandlerList;
  17     LIST_ENTRY LastChanceHandlerList;
  18     RX_WORK_QUEUE_ITEM DispatcherWorkItem;
  19     RX_WORK_QUEUE_ITEM HandlerWorkItem;
  20     RX_WORK_QUEUE_ITEM LastChanceHandlerWorkItem;
  21     FAST_MUTEX Mutex;
  22     LIST_ENTRY SrvOpenLists[1];
  23 } RX_BUFFERING_MANAGER, *PRX_BUFFERING_MANAGER;
  24
  25 VOID
  26 RxProcessFcbChangeBufferingStateRequest(
  27     _In_ PFCB Fcb);
  28
  29 VOID
  30 RxCompleteSrvOpenKeyAssociation(
  31     _Inout_ PSRV_OPEN SrvOpen);
  32
  33 VOID
  34 RxInitiateSrvOpenKeyAssociation(
  35    _Inout_ PSRV_OPEN SrvOpen);
  36
  37 NTSTATUS
  38 RxInitializeBufferingManager(
  39    _In_ PSRV_CALL SrvCall);
  40
  41 NTSTATUS
  42 RxPurgeFcbInSystemCache(
  43     _In_ PFCB Fcb,
  44     _In_ PLARGE_INTEGER FileOffset OPTIONAL,
  45     _In_ ULONG Length,
  46     _In_ BOOLEAN UninitializeCacheMaps,
  47     _In_ BOOLEAN FlushFile);
  48
  49 #endif