#pragma once
+//
+// Define this if you want debugging support
+//
+#define _CC_DEBUG_ 0x00
+
+//
+// These define the Debug Masks Supported
+//
+#define CC_API_DEBUG 0x01
+
+//
+// Debug/Tracing support
+//
+#if _CC_DEBUG_
+#ifdef NEW_DEBUG_SYSTEM_IMPLEMENTED // enable when Debug Filters are implemented
+#define CCTRACE(x, ...) \
+ { \
+ DbgPrintEx("%s [%.16s] - ", \
+ __FUNCTION__, \
+ PsGetCurrentProcess()->ImageFileName); \
+ DbgPrintEx(__VA_ARGS__); \
+ }
+#else
+#define CCTRACE(x, ...) \
+ if (x & CcRosTraceLevel) \
+ { \
+ DbgPrint("%s [%.16s] - ", \
+ __FUNCTION__, \
+ PsGetCurrentProcess()->ImageFileName); \
+ DbgPrint(__VA_ARGS__); \
+ }
+#endif
+#else
+#define CCTRACE(x, fmt, ...) DPRINT(fmt, ##__VA_ARGS__)
+#endif
+
+//
+// Global Cc Data
+//
+extern ULONG CcRosTraceLevel;
+
typedef struct _PF_SCENARIO_ID
{
WCHAR ScenName[30];
LONG ActivePrefetches;
} PFSN_PREFETCHER_GLOBALS, *PPFSN_PREFETCHER_GLOBALS;
-typedef struct _BCB
+typedef struct _ROS_SHARED_CACHE_MAP
{
- LIST_ENTRY BcbVacbListHead;
- LIST_ENTRY BcbRemoveListEntry;
- BOOLEAN RemoveOnClose;
+ LIST_ENTRY CacheMapVacbListHead;
ULONG TimeStamp;
PFILE_OBJECT FileObject;
- LARGE_INTEGER AllocationSize;
+ LARGE_INTEGER SectionSize;
LARGE_INTEGER FileSize;
PCACHE_MANAGER_CALLBACKS Callbacks;
PVOID LazyWriteContext;
- KSPIN_LOCK BcbLock;
+ KSPIN_LOCK CacheMapLock;
ULONG RefCount;
#if DBG
- BOOLEAN Trace; /* enable extra trace output for this BCB and it's VACBs */
+ BOOLEAN Trace; /* enable extra trace output for this cache map and it's VACBs */
#endif
-} BCB, *PBCB;
+} ROS_SHARED_CACHE_MAP, *PROS_SHARED_CACHE_MAP;
typedef struct _ROS_VACB
{
PVOID BaseAddress;
/* Memory area representing the region where the view's data is mapped. */
struct _MEMORY_AREA* MemoryArea;
+ /* Lock */
+ ERESOURCE Lock;
/* Are the contents of the view valid. */
BOOLEAN Valid;
/* Are the contents of the view newer than those on disk. */
/* Page out in progress */
BOOLEAN PageOut;
ULONG MappedCount;
- /* Entry in the list of VACBs for this BCB. */
- LIST_ENTRY BcbVacbListEntry;
+ /* Entry in the list of VACBs for this shared cache map. */
+ LIST_ENTRY CacheMapVacbListEntry;
/* Entry in the list of VACBs which are dirty. */
LIST_ENTRY DirtyVacbListEntry;
/* Entry in the list of VACBs. */
- LIST_ENTRY VacbListEntry;
LIST_ENTRY VacbLruListEntry;
/* Offset in the file which this view maps. */
- ULONG FileOffset;
- /* Mutex */
- KMUTEX Mutex;
+ LARGE_INTEGER FileOffset;
/* Number of references. */
ULONG ReferenceCount;
- /* Pointer to the BCB for the file which this view maps data for. */
- PBCB Bcb;
+ /* Pointer to the shared cache map for the file which this view maps data for. */
+ PROS_SHARED_CACHE_MAP SharedCacheMap;
/* Pointer to the next VACB in a chain. */
- struct _ROS_VACB *NextInChain;
} ROS_VACB, *PROS_VACB;
typedef struct _INTERNAL_BCB
PROS_VACB Vacb;
BOOLEAN Dirty;
CSHORT RefCount; /* (At offset 0x34 on WinNT4) */
+ PVOID OwnerPointer;
} INTERNAL_BCB, *PINTERNAL_BCB;
VOID
NTSTATUS
NTAPI
CcRosGetVacb(
- PBCB Bcb,
- ULONG FileOffset,
- PULONG BaseOffset,
+ PROS_SHARED_CACHE_MAP SharedCacheMap,
+ LONGLONG FileOffset,
+ PLONGLONG BaseOffset,
PVOID *BaseAddress,
PBOOLEAN UptoDate,
PROS_VACB *Vacb
NTSTATUS
NTAPI
CcRosUnmapVacb(
- PBCB Bcb,
- ULONG FileOffset,
+ PROS_SHARED_CACHE_MAP SharedCacheMap,
+ LONGLONG FileOffset,
BOOLEAN NowDirty
);
PROS_VACB
NTAPI
CcRosLookupVacb(
- PBCB Bcb,
- ULONG FileOffset
-);
-
-NTSTATUS
-NTAPI
-CcRosGetVacbChain(
- PBCB Bcb,
- ULONG FileOffset,
- ULONG Length,
- PROS_VACB *Vacb
+ PROS_SHARED_CACHE_MAP SharedCacheMap,
+ LONGLONG FileOffset
);
VOID
NTSTATUS
NTAPI
CcRosMarkDirtyVacb(
- PBCB Bcb,
- ULONG FileOffset
+ PROS_SHARED_CACHE_MAP SharedCacheMap,
+ LONGLONG FileOffset
);
NTSTATUS
VOID
NTAPI
-CcRosSetRemoveOnClose(PSECTION_OBJECT_POINTERS SectionObjectPointer);
+CcRosRemoveIfClosed(PSECTION_OBJECT_POINTERS SectionObjectPointer);
NTSTATUS
NTAPI
CcRosReleaseVacb(
- BCB* Bcb,
+ PROS_SHARED_CACHE_MAP SharedCacheMap,
PROS_VACB Vacb,
BOOLEAN Valid,
BOOLEAN Dirty,
NTSTATUS
NTAPI
CcRosRequestVacb(
- BCB *Bcb,
- ULONG FileOffset,
+ PROS_SHARED_CACHE_MAP SharedCacheMap,
+ LONGLONG FileOffset,
PVOID* BaseAddress,
PBOOLEAN UptoDate,
PROS_VACB *Vacb
NTAPI
CcRosInitializeFileCache(
PFILE_OBJECT FileObject,
+ PCC_FILE_SIZES FileSizes,
PCACHE_MANAGER_CALLBACKS CallBacks,
PVOID LazyWriterContext
);
FORCEINLINE
BOOLEAN
DoRangesIntersect(
- _In_ ULONG Offset1,
- _In_ ULONG Length1,
- _In_ ULONG Offset2,
- _In_ ULONG Length2)
+ _In_ LONGLONG Offset1,
+ _In_ LONGLONG Length1,
+ _In_ LONGLONG Offset2,
+ _In_ LONGLONG Length2)
{
if (Offset1 + Length1 <= Offset2)
return FALSE;
FORCEINLINE
BOOLEAN
IsPointInRange(
- _In_ ULONG Offset1,
- _In_ ULONG Length1,
- _In_ ULONG Point)
+ _In_ LONGLONG Offset1,
+ _In_ LONGLONG Length1,
+ _In_ LONGLONG Point)
{
return DoRangesIntersect(Offset1, Length1, Point, 1);
}