[NTOSKRNL]
authorTimo Kreuzer <timo.kreuzer@reactos.org>
Wed, 19 Dec 2012 11:11:34 +0000 (11:11 +0000)
committerTimo Kreuzer <timo.kreuzer@reactos.org>
Wed, 19 Dec 2012 11:11:34 +0000 (11:11 +0000)
Formatting, no functional change

svn path=/trunk/; revision=57951

reactos/ntoskrnl/cc/copy.c
reactos/ntoskrnl/cc/fs.c
reactos/ntoskrnl/cc/mdl.c
reactos/ntoskrnl/cc/pin.c
reactos/ntoskrnl/cc/view.c

index 81f20a5..784c517 100644 (file)
@@ -17,8 +17,8 @@
 
 static PFN_NUMBER CcZeroPage = 0;
 
 
 static PFN_NUMBER CcZeroPage = 0;
 
-#define MAX_ZERO_LENGTH        (256 * 1024)
-#define MAX_RW_LENGTH  (256 * 1024)
+#define MAX_ZERO_LENGTH    (256 * 1024)
+#define MAX_RW_LENGTH    (256 * 1024)
 
 ULONG CcFastMdlReadWait;
 ULONG CcFastMdlReadNotPossible;
 
 ULONG CcFastMdlReadWait;
 ULONG CcFastMdlReadNotPossible;
@@ -31,160 +31,165 @@ ULONG CcFastReadResourceMiss;
 
 VOID
 NTAPI
 
 VOID
 NTAPI
-MiZeroPhysicalPage(
+MiZeroPhysicalPage (
     IN PFN_NUMBER PageFrameIndex
 );
 
 VOID
 NTAPI
     IN PFN_NUMBER PageFrameIndex
 );
 
 VOID
 NTAPI
-CcInitCacheZeroPage(VOID)
+CcInitCacheZeroPage (
+    VOID)
 {
 {
-   NTSTATUS Status;
-
-   MI_SET_USAGE(MI_USAGE_CACHE);
-   //MI_SET_PROCESS2(PsGetCurrentProcess()->ImageFileName);
-   Status = MmRequestPageMemoryConsumer(MC_SYSTEM, TRUE, &CcZeroPage);
-   if (!NT_SUCCESS(Status))
-   {
-       DbgPrint("Can't allocate CcZeroPage.\n");
-       KeBugCheck(CACHE_MANAGER);
-   }
-   MiZeroPhysicalPage(CcZeroPage);
+    NTSTATUS Status;
+
+    MI_SET_USAGE(MI_USAGE_CACHE);
+    //MI_SET_PROCESS2(PsGetCurrentProcess()->ImageFileName);
+    Status = MmRequestPageMemoryConsumer(MC_SYSTEM, TRUE, &CcZeroPage);
+    if (!NT_SUCCESS(Status))
+    {
+        DbgPrint("Can't allocate CcZeroPage.\n");
+        KeBugCheck(CACHE_MANAGER);
+    }
+    MiZeroPhysicalPage(CcZeroPage);
 }
 
 NTSTATUS
 NTAPI
 }
 
 NTSTATUS
 NTAPI
-ReadCacheSegmentChain(PBCB Bcb, ULONG ReadOffset, ULONG Length,
-                     PVOID Buffer)
+ReadCacheSegmentChain (
+    PBCB Bcb,
+    ULONG ReadOffset,
+    ULONG Length,
+    PVOID Buffer)
 {
 {
-  PCACHE_SEGMENT head;
-  PCACHE_SEGMENT current;
-  PCACHE_SEGMENT previous;
-  IO_STATUS_BLOCK Iosb;
-  LARGE_INTEGER SegOffset;
-  NTSTATUS Status;
-  ULONG TempLength;
-  KEVENT Event;
-  PMDL Mdl;
-
-  Mdl = _alloca(MmSizeOfMdl(NULL, MAX_RW_LENGTH));
-
-  Status = CcRosGetCacheSegmentChain(Bcb, ReadOffset, Length, &head);
-  if (!NT_SUCCESS(Status))
+    PCACHE_SEGMENT head;
+    PCACHE_SEGMENT current;
+    PCACHE_SEGMENT previous;
+    IO_STATUS_BLOCK Iosb;
+    LARGE_INTEGER SegOffset;
+    NTSTATUS Status;
+    ULONG TempLength;
+    KEVENT Event;
+    PMDL Mdl;
+
+    Mdl = _alloca(MmSizeOfMdl(NULL, MAX_RW_LENGTH));
+
+    Status = CcRosGetCacheSegmentChain(Bcb, ReadOffset, Length, &head);
+    if (!NT_SUCCESS(Status))
     {
     {
-      return(Status);
+        return Status;
     }
     }
-  current = head;
-  while (current != NULL)
+    current = head;
+    while (current != NULL)
     {
     {
-      /*
-       * If the current segment is valid then copy it into the
-       * user buffer.
-       */
-      if (current->Valid)
-       {
-         TempLength = min(Bcb->CacheSegmentSize, Length);
-         memcpy(Buffer, current->BaseAddress, TempLength);
-
-         Buffer = (PVOID)((ULONG_PTR)Buffer + TempLength);
-
-         Length = Length - TempLength;
-         previous = current;
-         current = current->NextInChain;
-         CcRosReleaseCacheSegment(Bcb, previous, TRUE, FALSE, FALSE);
-       }
-      /*
-       * Otherwise read in as much as we can.
-       */
-      else
-       {
-         PCACHE_SEGMENT current2;
-         ULONG current_size;
-         ULONG i;
-         PPFN_NUMBER MdlPages;
-
-         /*
-          * Count the maximum number of bytes we could read starting
-          * from the current segment.
-          */
-         current2 = current;
-         current_size = 0;
-         while (current2 != NULL && !current2->Valid && current_size < MAX_RW_LENGTH)
-           {
-             current2 = current2->NextInChain;
-             current_size += Bcb->CacheSegmentSize;
-           }
-
-         /*
-          * Create an MDL which contains all their pages.
-          */
-          MmInitializeMdl(Mdl, NULL, current_size);
-         Mdl->MdlFlags |= (MDL_PAGES_LOCKED | MDL_IO_PAGE_READ);
-         current2 = current;
-         current_size = 0;
-         MdlPages = (PPFN_NUMBER)(Mdl + 1);
-         while (current2 != NULL && !current2->Valid && current_size < MAX_RW_LENGTH)
-           {
-             PVOID address = current2->BaseAddress;
-             for (i = 0; i < (Bcb->CacheSegmentSize / PAGE_SIZE); i++, address = RVA(address, PAGE_SIZE))
-               {
-                 *MdlPages++ = MmGetPfnForProcess(NULL, address);
-               }
-             current2 = current2->NextInChain;
-             current_size += Bcb->CacheSegmentSize;
-           }
-
-         /*
-          * Read in the information.
-          */
-         SegOffset.QuadPart = current->FileOffset;
-         KeInitializeEvent(&Event, NotificationEvent, FALSE);
-         Status = IoPageRead(Bcb->FileObject,
-                             Mdl,
-                             &SegOffset,
-                             &Event,
-                             &Iosb);
-         if (Status == STATUS_PENDING)
-         {
-            KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
-            Status = Iosb.Status;
-         }
-          if (Mdl->MdlFlags & MDL_MAPPED_TO_SYSTEM_VA)
-          {
-            MmUnmapLockedPages(Mdl->MappedSystemVa, Mdl);
-         }
-         if (!NT_SUCCESS(Status) && Status != STATUS_END_OF_FILE)
-           {
-             while (current != NULL)
-               {
-                 previous = current;
-                 current = current->NextInChain;
-                 CcRosReleaseCacheSegment(Bcb, previous, FALSE, FALSE, FALSE);
-               }
-             return(Status);
-           }
-         current_size = 0;
-         while (current != NULL && !current->Valid && current_size < MAX_RW_LENGTH)
-           {
-             previous = current;
-             current = current->NextInChain;
-             TempLength = min(Bcb->CacheSegmentSize, Length);
-             memcpy(Buffer, previous->BaseAddress, TempLength);
-
-             Buffer = (PVOID)((ULONG_PTR)Buffer + TempLength);
-
-             Length = Length - TempLength;
-             CcRosReleaseCacheSegment(Bcb, previous, TRUE, FALSE, FALSE);
-             current_size += Bcb->CacheSegmentSize;
-           }
-       }
+        /*
+         * If the current segment is valid then copy it into the
+         * user buffer.
+         */
+        if (current->Valid)
+        {
+            TempLength = min(Bcb->CacheSegmentSize, Length);
+            memcpy(Buffer, current->BaseAddress, TempLength);
+
+            Buffer = (PVOID)((ULONG_PTR)Buffer + TempLength);
+
+            Length = Length - TempLength;
+            previous = current;
+            current = current->NextInChain;
+            CcRosReleaseCacheSegment(Bcb, previous, TRUE, FALSE, FALSE);
+        }
+        /*
+         * Otherwise read in as much as we can.
+         */
+        else
+        {
+            PCACHE_SEGMENT current2;
+            ULONG current_size;
+            ULONG i;
+            PPFN_NUMBER MdlPages;
+
+            /*
+             * Count the maximum number of bytes we could read starting
+             * from the current segment.
+             */
+            current2 = current;
+            current_size = 0;
+            while ((current2 != NULL) && !current2->Valid && (current_size < MAX_RW_LENGTH))
+            {
+                current2 = current2->NextInChain;
+                current_size += Bcb->CacheSegmentSize;
+            }
+
+            /*
+             * Create an MDL which contains all their pages.
+             */
+            MmInitializeMdl(Mdl, NULL, current_size);
+            Mdl->MdlFlags |= (MDL_PAGES_LOCKED | MDL_IO_PAGE_READ);
+            current2 = current;
+            current_size = 0;
+            MdlPages = (PPFN_NUMBER)(Mdl + 1);
+            while ((current2 != NULL) && !current2->Valid && (current_size < MAX_RW_LENGTH))
+            {
+                PVOID address = current2->BaseAddress;
+                for (i = 0; i < (Bcb->CacheSegmentSize / PAGE_SIZE); i++, address = RVA(address, PAGE_SIZE))
+                {
+                    *MdlPages++ = MmGetPfnForProcess(NULL, address);
+                }
+                current2 = current2->NextInChain;
+                current_size += Bcb->CacheSegmentSize;
+            }
+
+            /*
+             * Read in the information.
+             */
+            SegOffset.QuadPart = current->FileOffset;
+            KeInitializeEvent(&Event, NotificationEvent, FALSE);
+            Status = IoPageRead(Bcb->FileObject,
+                                Mdl,
+                                &SegOffset,
+                                &Event,
+                                &Iosb);
+            if (Status == STATUS_PENDING)
+            {
+                KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
+                Status = Iosb.Status;
+            }
+            if (Mdl->MdlFlags & MDL_MAPPED_TO_SYSTEM_VA)
+            {
+                MmUnmapLockedPages(Mdl->MappedSystemVa, Mdl);
+            }
+            if (!NT_SUCCESS(Status) && Status != STATUS_END_OF_FILE)
+            {
+                while (current != NULL)
+                {
+                    previous = current;
+                    current = current->NextInChain;
+                    CcRosReleaseCacheSegment(Bcb, previous, FALSE, FALSE, FALSE);
+                }
+                return Status;
+            }
+            current_size = 0;
+            while (current != NULL && !current->Valid && current_size < MAX_RW_LENGTH)
+            {
+                previous = current;
+                current = current->NextInChain;
+                TempLength = min(Bcb->CacheSegmentSize, Length);
+                memcpy(Buffer, previous->BaseAddress, TempLength);
+
+                Buffer = (PVOID)((ULONG_PTR)Buffer + TempLength);
+
+                Length = Length - TempLength;
+                CcRosReleaseCacheSegment(Bcb, previous, TRUE, FALSE, FALSE);
+                current_size += Bcb->CacheSegmentSize;
+            }
+        }
     }
     }
-  return(STATUS_SUCCESS);
+    return STATUS_SUCCESS;
 }
 
 NTSTATUS
 NTAPI
 }
 
 NTSTATUS
 NTAPI
-ReadCacheSegment(PCACHE_SEGMENT CacheSeg)
+ReadCacheSegment (
+    PCACHE_SEGMENT CacheSeg)
 {
     ULONG Size;
     PMDL Mdl;
 {
     ULONG Size;
     PMDL Mdl;
@@ -205,6 +210,7 @@ ReadCacheSegment(PCACHE_SEGMENT CacheSeg)
     {
         return STATUS_INSUFFICIENT_RESOURCES;
     }
     {
         return STATUS_INSUFFICIENT_RESOURCES;
     }
+
     MmBuildMdlForNonPagedPool(Mdl);
     Mdl->MdlFlags |= MDL_IO_PAGE_READ;
     KeInitializeEvent(&Event, NotificationEvent, FALSE);
     MmBuildMdlForNonPagedPool(Mdl);
     Mdl->MdlFlags |= MDL_IO_PAGE_READ;
     KeInitializeEvent(&Event, NotificationEvent, FALSE);
@@ -217,7 +223,7 @@ ReadCacheSegment(PCACHE_SEGMENT CacheSeg)
 
     IoFreeMdl(Mdl);
 
 
     IoFreeMdl(Mdl);
 
-    if (!NT_SUCCESS(Status) && Status != STATUS_END_OF_FILE)
+    if (!NT_SUCCESS(Status) && (Status != STATUS_END_OF_FILE))
     {
         DPRINT1("IoPageRead failed, Status %x\n", Status);
         return Status;
     {
         DPRINT1("IoPageRead failed, Status %x\n", Status);
         return Status;
@@ -226,7 +232,7 @@ ReadCacheSegment(PCACHE_SEGMENT CacheSeg)
     if (CacheSeg->Bcb->CacheSegmentSize > Size)
     {
         RtlZeroMemory((char*)CacheSeg->BaseAddress + Size,
     if (CacheSeg->Bcb->CacheSegmentSize > Size)
     {
         RtlZeroMemory((char*)CacheSeg->BaseAddress + Size,
-             CacheSeg->Bcb->CacheSegmentSize - Size);
+                      CacheSeg->Bcb->CacheSegmentSize - Size);
     }
 
     return STATUS_SUCCESS;
     }
 
     return STATUS_SUCCESS;
@@ -234,7 +240,8 @@ ReadCacheSegment(PCACHE_SEGMENT CacheSeg)
 
 NTSTATUS
 NTAPI
 
 NTSTATUS
 NTAPI
-WriteCacheSegment(PCACHE_SEGMENT CacheSeg)
+WriteCacheSegment (
+    PCACHE_SEGMENT CacheSeg)
 {
     ULONG Size;
     PMDL Mdl;
 {
     ULONG Size;
     PMDL Mdl;
@@ -291,244 +298,254 @@ WriteCacheSegment(PCACHE_SEGMENT CacheSeg)
 /*
  * @unimplemented
  */
 /*
  * @unimplemented
  */
-BOOLEAN NTAPI
+BOOLEAN
+NTAPI
 CcCanIWrite (
 CcCanIWrite (
-                       IN      PFILE_OBJECT    FileObject,
-                       IN      ULONG                   BytesToWrite,
-                       IN      BOOLEAN                 Wait,
-                       IN      BOOLEAN                 Retrying)
+    IN PFILE_OBJECT FileObject,
+    IN ULONG BytesToWrite,
+    IN BOOLEAN Wait,
+    IN BOOLEAN Retrying)
 {
 {
-       UNIMPLEMENTED;
-       return FALSE;
+    UNIMPLEMENTED;
+    return FALSE;
 }
 
 
 /*
  * @implemented
  */
 }
 
 
 /*
  * @implemented
  */
-BOOLEAN NTAPI
-CcCopyRead (IN PFILE_OBJECT FileObject,
-           IN PLARGE_INTEGER FileOffset,
-           IN ULONG Length,
-           IN BOOLEAN Wait,
-           OUT PVOID Buffer,
-           OUT PIO_STATUS_BLOCK IoStatus)
+BOOLEAN
+NTAPI
+CcCopyRead (
+    IN PFILE_OBJECT FileObject,
+    IN PLARGE_INTEGER FileOffset,
+    IN ULONG Length,
+    IN BOOLEAN Wait,
+    OUT PVOID Buffer,
+    OUT PIO_STATUS_BLOCK IoStatus)
 {
 {
-  ULONG ReadOffset;
-  ULONG TempLength;
-  NTSTATUS Status = STATUS_SUCCESS;
-  PVOID BaseAddress;
-  PCACHE_SEGMENT CacheSeg;
-  BOOLEAN Valid;
-  ULONG ReadLength = 0;
-  PBCB Bcb;
-  KIRQL oldirql;
-  PLIST_ENTRY current_entry;
-  PCACHE_SEGMENT current;
-
-  DPRINT("CcCopyRead(FileObject 0x%p, FileOffset %I64x, "
-        "Length %d, Wait %d, Buffer 0x%p, IoStatus 0x%p)\n",
-        FileObject, FileOffset->QuadPart, Length, Wait,
-        Buffer, IoStatus);
-
-  Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
-  ReadOffset = (ULONG)FileOffset->QuadPart;
-
-  DPRINT("AllocationSize %d, FileSize %d\n",
-         (ULONG)Bcb->AllocationSize.QuadPart,
-         (ULONG)Bcb->FileSize.QuadPart);
-
-  /*
-   * Check for the nowait case that all the cache segments that would
-   * cover this read are in memory.
-   */
-  if (!Wait)
+    ULONG ReadOffset;
+    ULONG TempLength;
+    NTSTATUS Status = STATUS_SUCCESS;
+    PVOID BaseAddress;
+    PCACHE_SEGMENT CacheSeg;
+    BOOLEAN Valid;
+    ULONG ReadLength = 0;
+    PBCB Bcb;
+    KIRQL oldirql;
+    PLIST_ENTRY current_entry;
+    PCACHE_SEGMENT current;
+
+    DPRINT("CcCopyRead(FileObject 0x%p, FileOffset %I64x, "
+           "Length %d, Wait %d, Buffer 0x%p, IoStatus 0x%p)\n",
+           FileObject, FileOffset->QuadPart, Length, Wait,
+           Buffer, IoStatus);
+
+    Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
+    ReadOffset = (ULONG)FileOffset->QuadPart;
+
+    DPRINT("AllocationSize %d, FileSize %d\n",
+           (ULONG)Bcb->AllocationSize.QuadPart,
+           (ULONG)Bcb->FileSize.QuadPart);
+
+    /*
+     * Check for the nowait case that all the cache segments that would
+     * cover this read are in memory.
+     */
+    if (!Wait)
     {
     {
-      KeAcquireSpinLock(&Bcb->BcbLock, &oldirql);
-      current_entry = Bcb->BcbSegmentListHead.Flink;
-      while (current_entry != &Bcb->BcbSegmentListHead)
-       {
-         current = CONTAINING_RECORD(current_entry, CACHE_SEGMENT,
-                                     BcbSegmentListEntry);
-         if (!current->Valid && current->FileOffset < ReadOffset + Length
-             && current->FileOffset + Bcb->CacheSegmentSize > ReadOffset)
-           {
-             KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
-             IoStatus->Status = STATUS_UNSUCCESSFUL;
-             IoStatus->Information = 0;
-             return FALSE;
-           }
-         current_entry = current_entry->Flink;
-       }
-      KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
+        KeAcquireSpinLock(&Bcb->BcbLock, &oldirql);
+        current_entry = Bcb->BcbSegmentListHead.Flink;
+        while (current_entry != &Bcb->BcbSegmentListHead)
+        {
+            current = CONTAINING_RECORD(current_entry, CACHE_SEGMENT,
+                                        BcbSegmentListEntry);
+            if (!current->Valid && current->FileOffset < ReadOffset + Length
+                    && current->FileOffset + Bcb->CacheSegmentSize > ReadOffset)
+            {
+                KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
+                IoStatus->Status = STATUS_UNSUCCESSFUL;
+                IoStatus->Information = 0;
+                return FALSE;
+            }
+            current_entry = current_entry->Flink;
+        }
+        KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
     }
 
     }
 
-  TempLength = ReadOffset % Bcb->CacheSegmentSize;
-  if (TempLength != 0)
+    TempLength = ReadOffset % Bcb->CacheSegmentSize;
+    if (TempLength != 0)
     {
     {
-      TempLength = min (Length, Bcb->CacheSegmentSize - TempLength);
-      Status = CcRosRequestCacheSegment(Bcb,
-                                       ROUND_DOWN(ReadOffset,
-                                                  Bcb->CacheSegmentSize),
-                                       &BaseAddress, &Valid, &CacheSeg);
-      if (!NT_SUCCESS(Status))
-       {
-         IoStatus->Information = 0;
-         IoStatus->Status = Status;
-         DPRINT("CcRosRequestCacheSegment faild, Status %x\n", Status);
-         return FALSE;
-       }
-      if (!Valid)
-       {
-         Status = ReadCacheSegment(CacheSeg);
-         if (!NT_SUCCESS(Status))
-           {
-             IoStatus->Information = 0;
-             IoStatus->Status = Status;
-              CcRosReleaseCacheSegment(Bcb, CacheSeg, FALSE, FALSE, FALSE);
-             return FALSE;
-           }
-       }
-      memcpy (Buffer, (char*)BaseAddress + ReadOffset % Bcb->CacheSegmentSize,
-             TempLength);
-      CcRosReleaseCacheSegment(Bcb, CacheSeg, TRUE, FALSE, FALSE);
-      ReadLength += TempLength;
-      Length -= TempLength;
-      ReadOffset += TempLength;
-      Buffer = (PVOID)((char*)Buffer + TempLength);
+        TempLength = min (Length, Bcb->CacheSegmentSize - TempLength);
+        Status = CcRosRequestCacheSegment(Bcb,
+                                          ROUND_DOWN(ReadOffset,
+                                                  Bcb->CacheSegmentSize),
+                                          &BaseAddress, &Valid, &CacheSeg);
+        if (!NT_SUCCESS(Status))
+        {
+            IoStatus->Information = 0;
+            IoStatus->Status = Status;
+            DPRINT("CcRosRequestCacheSegment faild, Status %x\n", Status);
+            return FALSE;
+        }
+        if (!Valid)
+        {
+            Status = ReadCacheSegment(CacheSeg);
+            if (!NT_SUCCESS(Status))
+            {
+                IoStatus->Information = 0;
+                IoStatus->Status = Status;
+                CcRosReleaseCacheSegment(Bcb, CacheSeg, FALSE, FALSE, FALSE);
+                return FALSE;
+            }
+        }
+        memcpy (Buffer, (char*)BaseAddress + ReadOffset % Bcb->CacheSegmentSize,
+                TempLength);
+        CcRosReleaseCacheSegment(Bcb, CacheSeg, TRUE, FALSE, FALSE);
+        ReadLength += TempLength;
+        Length -= TempLength;
+        ReadOffset += TempLength;
+        Buffer = (PVOID)((char*)Buffer + TempLength);
     }
     }
-  while (Length > 0)
+
+    while (Length > 0)
     {
     {
-      TempLength = min(max(Bcb->CacheSegmentSize, MAX_RW_LENGTH), Length);
-      Status = ReadCacheSegmentChain(Bcb, ReadOffset, TempLength, Buffer);
-      if (!NT_SUCCESS(Status))
+        TempLength = min(max(Bcb->CacheSegmentSize, MAX_RW_LENGTH), Length);
+        Status = ReadCacheSegmentChain(Bcb, ReadOffset, TempLength, Buffer);
+        if (!NT_SUCCESS(Status))
         {
         {
-          IoStatus->Information = 0;
-          IoStatus->Status = Status;
-          DPRINT("ReadCacheSegmentChain failed, Status %x\n", Status);
-          return FALSE;
+            IoStatus->Information = 0;
+            IoStatus->Status = Status;
+            DPRINT("ReadCacheSegmentChain failed, Status %x\n", Status);
+            return FALSE;
         }
 
         }
 
-      ReadLength += TempLength;
-      Length -= TempLength;
-      ReadOffset += TempLength;
+        ReadLength += TempLength;
+        Length -= TempLength;
+        ReadOffset += TempLength;
 
 
-      Buffer = (PVOID)((ULONG_PTR)Buffer + TempLength);
+        Buffer = (PVOID)((ULONG_PTR)Buffer + TempLength);
     }
     }
-  IoStatus->Status = STATUS_SUCCESS;
-  IoStatus->Information = ReadLength;
-  DPRINT("CcCopyRead O.K.\n");
-  return TRUE;
+
+    IoStatus->Status = STATUS_SUCCESS;
+    IoStatus->Information = ReadLength;
+    DPRINT("CcCopyRead O.K.\n");
+    return TRUE;
 }
 
 /*
  * @implemented
  */
 }
 
 /*
  * @implemented
  */
-BOOLEAN NTAPI
-CcCopyWrite (IN PFILE_OBJECT FileObject,
-            IN PLARGE_INTEGER FileOffset,
-            IN ULONG Length,
-            IN BOOLEAN Wait,
-            IN PVOID Buffer)
+BOOLEAN
+NTAPI
+CcCopyWrite (
+    IN PFILE_OBJECT FileObject,
+    IN PLARGE_INTEGER FileOffset,
+    IN ULONG Length,
+    IN BOOLEAN Wait,
+    IN PVOID Buffer)
 {
 {
-   NTSTATUS Status;
-   ULONG WriteOffset;
-   KIRQL oldirql;
-   PBCB Bcb;
-   PLIST_ENTRY current_entry;
-   PCACHE_SEGMENT CacheSeg;
-   ULONG TempLength;
-   PVOID BaseAddress;
-   BOOLEAN Valid;
-
-   DPRINT("CcCopyWrite(FileObject 0x%p, FileOffset %I64x, "
-         "Length %d, Wait %d, Buffer 0x%p)\n",
-          FileObject, FileOffset->QuadPart, Length, Wait, Buffer);
-
-   Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
-   WriteOffset = (ULONG)FileOffset->QuadPart;
-
-   if (!Wait)
-     {
-       /* testing, if the requested datas are available */
-       KeAcquireSpinLock(&Bcb->BcbLock, &oldirql);
-       current_entry = Bcb->BcbSegmentListHead.Flink;
-       while (current_entry != &Bcb->BcbSegmentListHead)
-        {
-          CacheSeg = CONTAINING_RECORD(current_entry, CACHE_SEGMENT,
-                                       BcbSegmentListEntry);
-          if (!CacheSeg->Valid)
-            {
-              if ((WriteOffset >= CacheSeg->FileOffset &&
-                   WriteOffset < CacheSeg->FileOffset + Bcb->CacheSegmentSize)
-                  || (WriteOffset + Length > CacheSeg->FileOffset &&
-                      WriteOffset + Length <= CacheSeg->FileOffset +
-                      Bcb->CacheSegmentSize))
-                {
-                  KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
-                  /* datas not available */
-                  return(FALSE);
-                }
-            }
-          current_entry = current_entry->Flink;
-        }
-       KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
-     }
-
-   TempLength = WriteOffset % Bcb->CacheSegmentSize;
-   if (TempLength != 0)
-     {
-       ULONG ROffset;
-       ROffset = ROUND_DOWN(WriteOffset, Bcb->CacheSegmentSize);
-       TempLength = min (Length, Bcb->CacheSegmentSize - TempLength);
-       Status = CcRosRequestCacheSegment(Bcb, ROffset,
-                                        &BaseAddress, &Valid, &CacheSeg);
-       if (!NT_SUCCESS(Status))
-        {
-          return(FALSE);
-        }
-       if (!Valid)
-        {
-          if (!NT_SUCCESS(ReadCacheSegment(CacheSeg)))
-            {
-              return(FALSE);
-            }
-        }
-       memcpy ((char*)BaseAddress + WriteOffset % Bcb->CacheSegmentSize,
-              Buffer, TempLength);
-       CcRosReleaseCacheSegment(Bcb, CacheSeg, TRUE, TRUE, FALSE);
-
-       Length -= TempLength;
-       WriteOffset += TempLength;
-
-       Buffer = (PVOID)((ULONG_PTR)Buffer + TempLength);
-     }
-
-   while (Length > 0)
-     {
-       TempLength = min (Bcb->CacheSegmentSize, Length);
-       Status = CcRosRequestCacheSegment(Bcb, WriteOffset,
-                                        &BaseAddress, &Valid, &CacheSeg);
-       if (!NT_SUCCESS(Status))
-        {
-          return(FALSE);
-        }
-       if (!Valid && TempLength < Bcb->CacheSegmentSize)
-        {
-          if (!NT_SUCCESS(ReadCacheSegment(CacheSeg)))
-            {
-               CcRosReleaseCacheSegment(Bcb, CacheSeg, FALSE, FALSE, FALSE);
-              return FALSE;
-            }
-        }
-       memcpy (BaseAddress, Buffer, TempLength);
-       CcRosReleaseCacheSegment(Bcb, CacheSeg, TRUE, TRUE, FALSE);
-       Length -= TempLength;
-       WriteOffset += TempLength;
-
-       Buffer = (PVOID)((ULONG_PTR)Buffer + TempLength);
-     }
-   return(TRUE);
+    NTSTATUS Status;
+    ULONG WriteOffset;
+    KIRQL oldirql;
+    PBCB Bcb;
+    PLIST_ENTRY current_entry;
+    PCACHE_SEGMENT CacheSeg;
+    ULONG TempLength;
+    PVOID BaseAddress;
+    BOOLEAN Valid;
+
+    DPRINT("CcCopyWrite(FileObject 0x%p, FileOffset %I64x, "
+           "Length %d, Wait %d, Buffer 0x%p)\n",
+           FileObject, FileOffset->QuadPart, Length, Wait, Buffer);
+
+    Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
+    WriteOffset = (ULONG)FileOffset->QuadPart;
+
+    if (!Wait)
+    {
+        /* testing, if the requested datas are available */
+        KeAcquireSpinLock(&Bcb->BcbLock, &oldirql);
+        current_entry = Bcb->BcbSegmentListHead.Flink;
+        while (current_entry != &Bcb->BcbSegmentListHead)
+        {
+            CacheSeg = CONTAINING_RECORD(current_entry, CACHE_SEGMENT,
+                                         BcbSegmentListEntry);
+            if (!CacheSeg->Valid)
+            {
+                if (((WriteOffset >= CacheSeg->FileOffset) &&
+                     (WriteOffset < CacheSeg->FileOffset + Bcb->CacheSegmentSize))
+                 || ((WriteOffset + Length > CacheSeg->FileOffset) &&
+                     (WriteOffset + Length <= CacheSeg->FileOffset +
+                            Bcb->CacheSegmentSize)))
+                {
+                    KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
+                    /* datas not available */
+                    return FALSE;
+                }
+            }
+            current_entry = current_entry->Flink;
+        }
+        KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
+    }
+
+    TempLength = WriteOffset % Bcb->CacheSegmentSize;
+    if (TempLength != 0)
+    {
+        ULONG ROffset;
+        ROffset = ROUND_DOWN(WriteOffset, Bcb->CacheSegmentSize);
+        TempLength = min (Length, Bcb->CacheSegmentSize - TempLength);
+        Status = CcRosRequestCacheSegment(Bcb, ROffset,
+                                          &BaseAddress, &Valid, &CacheSeg);
+        if (!NT_SUCCESS(Status))
+        {
+            return FALSE;
+        }
+        if (!Valid)
+        {
+            if (!NT_SUCCESS(ReadCacheSegment(CacheSeg)))
+            {
+                return FALSE;
+            }
+        }
+        memcpy ((char*)BaseAddress + WriteOffset % Bcb->CacheSegmentSize,
+                Buffer, TempLength);
+        CcRosReleaseCacheSegment(Bcb, CacheSeg, TRUE, TRUE, FALSE);
+
+        Length -= TempLength;
+        WriteOffset += TempLength;
+
+        Buffer = (PVOID)((ULONG_PTR)Buffer + TempLength);
+    }
+
+    while (Length > 0)
+    {
+        TempLength = min (Bcb->CacheSegmentSize, Length);
+        Status = CcRosRequestCacheSegment(Bcb,
+                                          WriteOffset,
+                                          &BaseAddress,
+                                          &Valid,
+                                          &CacheSeg);
+        if (!NT_SUCCESS(Status))
+        {
+            return FALSE;
+        }
+        if (!Valid && TempLength < Bcb->CacheSegmentSize)
+        {
+            if (!NT_SUCCESS(ReadCacheSegment(CacheSeg)))
+            {
+                CcRosReleaseCacheSegment(Bcb, CacheSeg, FALSE, FALSE, FALSE);
+                return FALSE;
+            }
+        }
+        memcpy (BaseAddress, Buffer, TempLength);
+        CcRosReleaseCacheSegment(Bcb, CacheSeg, TRUE, TRUE, FALSE);
+        Length -= TempLength;
+        WriteOffset += TempLength;
+
+        Buffer = (PVOID)((ULONG_PTR)Buffer + TempLength);
+    }
+    return TRUE;
 }
 
 /*
 }
 
 /*
@@ -537,15 +554,14 @@ CcCopyWrite (IN PFILE_OBJECT FileObject,
 VOID
 NTAPI
 CcDeferWrite (
 VOID
 NTAPI
 CcDeferWrite (
-       IN      PFILE_OBJECT            FileObject,
-       IN      PCC_POST_DEFERRED_WRITE PostRoutine,
-       IN      PVOID                   Context1,
-       IN      PVOID                   Context2,
-       IN      ULONG                   BytesToWrite,
-       IN      BOOLEAN                 Retrying
-       )
+    IN PFILE_OBJECT FileObject,
+    IN PCC_POST_DEFERRED_WRITE PostRoutine,
+    IN PVOID Context1,
+    IN PVOID Context2,
+    IN ULONG BytesToWrite,
+    IN BOOLEAN Retrying)
 {
 {
-       UNIMPLEMENTED;
+    UNIMPLEMENTED;
 }
 
 /*
 }
 
 /*
@@ -554,28 +570,27 @@ CcDeferWrite (
 VOID
 NTAPI
 CcFastCopyRead (
 VOID
 NTAPI
 CcFastCopyRead (
-    IN  PFILE_OBJECT FileObject,
-    IN  ULONG FileOffset,
-    IN  ULONG Length,
-    IN  ULONG PageCount,
+    IN PFILE_OBJECT FileObject,
+    IN ULONG FileOffset,
+    IN ULONG Length,
+    IN ULONG PageCount,
     OUT PVOID Buffer,
     OUT PVOID Buffer,
-    OUT PIO_STATUS_BLOCK IoStatus
-       )
+    OUT PIO_STATUS_BLOCK IoStatus)
 {
 {
-       UNIMPLEMENTED;
+    UNIMPLEMENTED;
 }
 /*
  * @unimplemented
  */
 VOID
 NTAPI
 }
 /*
  * @unimplemented
  */
 VOID
 NTAPI
-CcFastCopyWrite(
-    IN  PFILE_OBJECT FileObject,
-    IN  ULONG FileOffset,
-    IN  ULONG Length,
-    IN  PVOID Buffer)
+CcFastCopyWrite (
+    IN PFILE_OBJECT FileObject,
+    IN ULONG FileOffset,
+    IN ULONG Length,
+    IN PVOID Buffer)
 {
 {
-       UNIMPLEMENTED;
+    UNIMPLEMENTED;
 }
 
 /*
 }
 
 /*
@@ -584,174 +599,177 @@ CcFastCopyWrite(
 NTSTATUS
 NTAPI
 CcWaitForCurrentLazyWriterActivity (
 NTSTATUS
 NTAPI
 CcWaitForCurrentLazyWriterActivity (
-    VOID
-    )
+    VOID)
 {
 {
-       UNIMPLEMENTED;
-       return STATUS_NOT_IMPLEMENTED;
+    UNIMPLEMENTED;
+    return STATUS_NOT_IMPLEMENTED;
 }
 
 /*
  * @implemented
  */
 }
 
 /*
  * @implemented
  */
-BOOLEAN NTAPI
-CcZeroData (IN PFILE_OBJECT     FileObject,
-           IN PLARGE_INTEGER   StartOffset,
-           IN PLARGE_INTEGER   EndOffset,
-           IN BOOLEAN          Wait)
+BOOLEAN
+NTAPI
+CcZeroData (
+    IN PFILE_OBJECT FileObject,
+    IN PLARGE_INTEGER StartOffset,
+    IN PLARGE_INTEGER EndOffset,
+    IN BOOLEAN Wait)
 {
 {
-  NTSTATUS Status;
-  LARGE_INTEGER WriteOffset;
-  ULONG Length;
-  ULONG CurrentLength;
-  PMDL Mdl;
-  ULONG i;
-  IO_STATUS_BLOCK Iosb;
-  KEVENT Event;
-
-  DPRINT("CcZeroData(FileObject 0x%p, StartOffset %I64x, EndOffset %I64x, "
-        "Wait %d)\n", FileObject, StartOffset->QuadPart, EndOffset->QuadPart,
-        Wait);
-
-  Length = EndOffset->u.LowPart - StartOffset->u.LowPart;
-  WriteOffset.QuadPart = StartOffset->QuadPart;
-
-  if (FileObject->SectionObjectPointer->SharedCacheMap == NULL)
+    NTSTATUS Status;
+    LARGE_INTEGER WriteOffset;
+    ULONG Length;
+    ULONG CurrentLength;
+    PMDL Mdl;
+    ULONG i;
+    IO_STATUS_BLOCK Iosb;
+    KEVENT Event;
+
+    DPRINT("CcZeroData(FileObject 0x%p, StartOffset %I64x, EndOffset %I64x, "
+           "Wait %d)\n", FileObject, StartOffset->QuadPart, EndOffset->QuadPart,
+           Wait);
+
+    Length = EndOffset->u.LowPart - StartOffset->u.LowPart;
+    WriteOffset.QuadPart = StartOffset->QuadPart;
+
+    if (FileObject->SectionObjectPointer->SharedCacheMap == NULL)
     {
     {
-      /* File is not cached */
-
-      Mdl = _alloca(MmSizeOfMdl(NULL, MAX_ZERO_LENGTH));
-
-      while (Length > 0)
-       {
-         if (Length + WriteOffset.u.LowPart % PAGE_SIZE > MAX_ZERO_LENGTH)
-           {
-             CurrentLength = MAX_ZERO_LENGTH - WriteOffset.u.LowPart % PAGE_SIZE;
-           }
-         else
-           {
-             CurrentLength = Length;
-           }
-          MmInitializeMdl(Mdl, (PVOID)(ULONG_PTR)WriteOffset.QuadPart, CurrentLength);
-         Mdl->MdlFlags |= (MDL_PAGES_LOCKED | MDL_IO_PAGE_READ);
-         for (i = 0; i < ((Mdl->Size - sizeof(MDL)) / sizeof(ULONG)); i++)
-           {
-             ((PPFN_NUMBER)(Mdl + 1))[i] = CcZeroPage;
-           }
-          KeInitializeEvent(&Event, NotificationEvent, FALSE);
-         Status = IoSynchronousPageWrite(FileObject, Mdl, &WriteOffset, &Event, &Iosb);
-          if (Status == STATUS_PENDING)
-         {
-             KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
-             Status = Iosb.Status;
-         }
-        if (Mdl->MdlFlags & MDL_MAPPED_TO_SYSTEM_VA)
+        /* File is not cached */
+
+        Mdl = _alloca(MmSizeOfMdl(NULL, MAX_ZERO_LENGTH));
+
+        while (Length > 0)
         {
         {
-          MmUnmapLockedPages(Mdl->MappedSystemVa, Mdl);
+            if (Length + WriteOffset.u.LowPart % PAGE_SIZE > MAX_ZERO_LENGTH)
+            {
+                CurrentLength = MAX_ZERO_LENGTH - WriteOffset.u.LowPart % PAGE_SIZE;
+            }
+            else
+            {
+                CurrentLength = Length;
+            }
+            MmInitializeMdl(Mdl, (PVOID)(ULONG_PTR)WriteOffset.QuadPart, CurrentLength);
+            Mdl->MdlFlags |= (MDL_PAGES_LOCKED | MDL_IO_PAGE_READ);
+            for (i = 0; i < ((Mdl->Size - sizeof(MDL)) / sizeof(ULONG)); i++)
+            {
+                ((PPFN_NUMBER)(Mdl + 1))[i] = CcZeroPage;
+            }
+            KeInitializeEvent(&Event, NotificationEvent, FALSE);
+            Status = IoSynchronousPageWrite(FileObject, Mdl, &WriteOffset, &Event, &Iosb);
+            if (Status == STATUS_PENDING)
+            {
+                KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
+                Status = Iosb.Status;
+            }
+            if (Mdl->MdlFlags & MDL_MAPPED_TO_SYSTEM_VA)
+            {
+                MmUnmapLockedPages(Mdl->MappedSystemVa, Mdl);
+            }
+            if (!NT_SUCCESS(Status))
+            {
+                return FALSE;
+            }
+            WriteOffset.QuadPart += CurrentLength;
+            Length -= CurrentLength;
         }
         }
-         if (!NT_SUCCESS(Status))
-           {
-             return(FALSE);
-           }
-         WriteOffset.QuadPart += CurrentLength;
-         Length -= CurrentLength;
-       }
     }
     }
-  else
+    else
     {
     {
-      /* File is cached */
-      KIRQL oldirql;
-      PBCB Bcb;
-      PLIST_ENTRY current_entry;
-      PCACHE_SEGMENT CacheSeg, current, previous;
-      ULONG TempLength;
-
-      Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
-      if (Wait)
-       {
-          /* testing, if the requested datas are available */
-         KeAcquireSpinLock(&Bcb->BcbLock, &oldirql);
-         current_entry = Bcb->BcbSegmentListHead.Flink;
-         while (current_entry != &Bcb->BcbSegmentListHead)
-           {
-             CacheSeg = CONTAINING_RECORD(current_entry, CACHE_SEGMENT,
-                                          BcbSegmentListEntry);
-             if (!CacheSeg->Valid)
-               {
-                 if ((WriteOffset.u.LowPart >= CacheSeg->FileOffset &&
-                      WriteOffset.u.LowPart < CacheSeg->FileOffset + Bcb->CacheSegmentSize)
-                     || (WriteOffset.u.LowPart + Length > CacheSeg->FileOffset &&
-                         WriteOffset.u.LowPart + Length <=
-                         CacheSeg->FileOffset + Bcb->CacheSegmentSize))
-                   {
-                     KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
-                     /* datas not available */
-                     return(FALSE);
-                   }
-               }
-             current_entry = current_entry->Flink;
-           }
-         KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
-       }
-      while (Length > 0)
-       {
-          ULONG Offset;
-         Offset = WriteOffset.u.LowPart % Bcb->CacheSegmentSize;
-         if (Length + Offset > MAX_ZERO_LENGTH)
-           {
-             CurrentLength = MAX_ZERO_LENGTH - Offset;
-           }
-         else
-           {
-             CurrentLength = Length;
-           }
-         Status = CcRosGetCacheSegmentChain (Bcb, WriteOffset.u.LowPart - Offset,
-                                             Offset + CurrentLength, &CacheSeg);
-         if (!NT_SUCCESS(Status))
-           {
-             return FALSE;
-           }
-         current = CacheSeg;
-
-         while (current != NULL)
-           {
-             Offset = WriteOffset.u.LowPart % Bcb->CacheSegmentSize;
-             if (Offset != 0 ||
-                  Offset + CurrentLength < Bcb->CacheSegmentSize)
-               {
-                 if (!current->Valid)
-                   {
-                     /* read the segment */
-                     Status = ReadCacheSegment(current);
-                     if (!NT_SUCCESS(Status))
-                       {
-                         DPRINT1("ReadCacheSegment failed, status %x\n",
-                                 Status);
-                       }
-                   }
-                 TempLength = min (CurrentLength, Bcb->CacheSegmentSize - Offset);
-               }
-             else
-               {
-                 TempLength = Bcb->CacheSegmentSize;
-               }
-             memset ((PUCHAR)current->BaseAddress + Offset, 0, TempLength);
-
-              WriteOffset.QuadPart += TempLength;
-             CurrentLength -= TempLength;
-             Length -= TempLength;
-
-             current = current->NextInChain;
-           }
-
-          current = CacheSeg;
-         while (current != NULL)
-           {
-             previous = current;
-             current = current->NextInChain;
-             CcRosReleaseCacheSegment(Bcb, previous, TRUE, TRUE, FALSE);
-           }
-       }
+        /* File is cached */
+        KIRQL oldirql;
+        PBCB Bcb;
+        PLIST_ENTRY current_entry;
+        PCACHE_SEGMENT CacheSeg, current, previous;
+        ULONG TempLength;
+
+        Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
+        if (Wait)
+        {
+            /* testing, if the requested datas are available */
+            KeAcquireSpinLock(&Bcb->BcbLock, &oldirql);
+            current_entry = Bcb->BcbSegmentListHead.Flink;
+            while (current_entry != &Bcb->BcbSegmentListHead)
+            {
+                CacheSeg = CONTAINING_RECORD(current_entry, CACHE_SEGMENT,
+                                             BcbSegmentListEntry);
+                if (!CacheSeg->Valid)
+                {
+                    if (((WriteOffset.u.LowPart >= CacheSeg->FileOffset) &&
+                         (WriteOffset.u.LowPart < CacheSeg->FileOffset + Bcb->CacheSegmentSize))
+                     || ((WriteOffset.u.LowPart + Length > CacheSeg->FileOffset) &&
+                         (WriteOffset.u.LowPart + Length <=
+                                CacheSeg->FileOffset + Bcb->CacheSegmentSize)))
+                    {
+                        KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
+                        /* datas not available */
+                        return FALSE;
+                    }
+                }
+                current_entry = current_entry->Flink;
+            }
+            KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
+        }
+
+        while (Length > 0)
+        {
+            ULONG Offset;
+            Offset = WriteOffset.u.LowPart % Bcb->CacheSegmentSize;
+            if (Length + Offset > MAX_ZERO_LENGTH)
+            {
+                CurrentLength = MAX_ZERO_LENGTH - Offset;
+            }
+            else
+            {
+                CurrentLength = Length;
+            }
+            Status = CcRosGetCacheSegmentChain (Bcb, WriteOffset.u.LowPart - Offset,
+                                                Offset + CurrentLength, &CacheSeg);
+            if (!NT_SUCCESS(Status))
+            {
+                return FALSE;
+            }
+            current = CacheSeg;
+
+            while (current != NULL)
+            {
+                Offset = WriteOffset.u.LowPart % Bcb->CacheSegmentSize;
+                if ((Offset != 0) ||
+                    (Offset + CurrentLength < Bcb->CacheSegmentSize))
+                {
+                    if (!current->Valid)
+                    {
+                        /* read the segment */
+                        Status = ReadCacheSegment(current);
+                        if (!NT_SUCCESS(Status))
+                        {
+                            DPRINT1("ReadCacheSegment failed, status %x\n",
+                                    Status);
+                        }
+                    }
+                    TempLength = min (CurrentLength, Bcb->CacheSegmentSize - Offset);
+                }
+                else
+                {
+                    TempLength = Bcb->CacheSegmentSize;
+                }
+                memset ((PUCHAR)current->BaseAddress + Offset, 0, TempLength);
+
+                WriteOffset.QuadPart += TempLength;
+                CurrentLength -= TempLength;
+                Length -= TempLength;
+
+                current = current->NextInChain;
+            }
+
+            current = CacheSeg;
+            while (current != NULL)
+            {
+                previous = current;
+                current = current->NextInChain;
+                CcRosReleaseCacheSegment(Bcb, previous, TRUE, TRUE, FALSE);
+            }
+        }
     }
     }
-  return(TRUE);
+
+    return TRUE;
 }
 }
index e2e4c2d..322ca10 100644 (file)
@@ -32,16 +32,15 @@ NTSTATUS CcRosInternalFreeCacheSegment(PCACHE_SEGMENT CacheSeg);
 LARGE_INTEGER
 NTAPI
 CcGetDirtyPages (
 LARGE_INTEGER
 NTAPI
 CcGetDirtyPages (
-       IN      PVOID                   LogHandle,
-       IN      PDIRTY_PAGE_ROUTINE     DirtyPageRoutine,
-       IN      PVOID                   Context1,
-       IN      PVOID                   Context2
-       )
+    IN PVOID LogHandle,
+    IN PDIRTY_PAGE_ROUTINE DirtyPageRoutine,
+    IN PVOID Context1,
+    IN PVOID Context2)
 {
 {
-       LARGE_INTEGER i;
-       UNIMPLEMENTED;
-       i.QuadPart = 0;
-       return i;
+    LARGE_INTEGER i;
+    UNIMPLEMENTED;
+    i.QuadPart = 0;
+    return i;
 }
 
 /*
 }
 
 /*
@@ -50,11 +49,10 @@ CcGetDirtyPages (
 PFILE_OBJECT
 NTAPI
 CcGetFileObjectFromBcb (
 PFILE_OBJECT
 NTAPI
 CcGetFileObjectFromBcb (
-       IN      PVOID   Bcb
-       )
+    IN PVOID Bcb)
 {
 {
-       PINTERNAL_BCB iBcb = (PINTERNAL_BCB)Bcb;
-       return iBcb->CacheSegment->Bcb->FileObject;
+    PINTERNAL_BCB iBcb = (PINTERNAL_BCB)Bcb;
+    return iBcb->CacheSegment->Bcb->FileObject;
 }
 
 /*
 }
 
 /*
@@ -63,14 +61,13 @@ CcGetFileObjectFromBcb (
 LARGE_INTEGER
 NTAPI
 CcGetLsnForFileObject (
 LARGE_INTEGER
 NTAPI
 CcGetLsnForFileObject (
-       IN      PFILE_OBJECT    FileObject,
-       OUT     PLARGE_INTEGER  OldestLsn OPTIONAL
-       )
+    IN PFILE_OBJECT FileObject,
+    OUT PLARGE_INTEGER OldestLsn OPTIONAL)
 {
 {
-       LARGE_INTEGER i;
-       UNIMPLEMENTED;
-       i.QuadPart = 0;
-       return i;
+    LARGE_INTEGER i;
+    UNIMPLEMENTED;
+    i.QuadPart = 0;
+    return i;
 }
 
 /*
 }
 
 /*
@@ -79,20 +76,19 @@ CcGetLsnForFileObject (
 VOID
 NTAPI
 CcInitializeCacheMap (
 VOID
 NTAPI
 CcInitializeCacheMap (
-       IN      PFILE_OBJECT                    FileObject,
-       IN      PCC_FILE_SIZES                  FileSizes,
-       IN      BOOLEAN                         PinAccess,
-       IN      PCACHE_MANAGER_CALLBACKS        CallBacks,
-       IN      PVOID                           LazyWriterContext
-       )
+    IN PFILE_OBJECT FileObject,
+    IN PCC_FILE_SIZES FileSizes,
+    IN BOOLEAN PinAccess,
+    IN PCACHE_MANAGER_CALLBACKS CallBacks,
+    IN PVOID LazyWriterContext)
 {
     ASSERT(FileObject);
     ASSERT(FileSizes);
 
     /* Call old ROS cache init function */
     CcRosInitializeFileCache(FileObject,
 {
     ASSERT(FileObject);
     ASSERT(FileSizes);
 
     /* Call old ROS cache init function */
     CcRosInitializeFileCache(FileObject,
-        /*PAGE_SIZE*/ VACB_MAPPING_GRANULARITY, CallBacks,
-        LazyWriterContext);
+                             /*PAGE_SIZE*/ VACB_MAPPING_GRANULARITY, CallBacks,
+                             LazyWriterContext);
 }
 
 /*
 }
 
 /*
@@ -101,11 +97,10 @@ CcInitializeCacheMap (
 BOOLEAN
 NTAPI
 CcIsThereDirtyData (
 BOOLEAN
 NTAPI
 CcIsThereDirtyData (
-       IN      PVPB    Vpb
-       )
+    IN PVPB Vpb)
 {
 {
-       UNIMPLEMENTED;
-       return FALSE;
+    UNIMPLEMENTED;
+    return FALSE;
 }
 
 /*
 }
 
 /*
@@ -114,14 +109,13 @@ CcIsThereDirtyData (
 BOOLEAN
 NTAPI
 CcPurgeCacheSection (
 BOOLEAN
 NTAPI
 CcPurgeCacheSection (
-       IN      PSECTION_OBJECT_POINTERS        SectionObjectPointer,
-       IN      PLARGE_INTEGER                  FileOffset OPTIONAL,
-       IN      ULONG                           Length,
-       IN      BOOLEAN                         UninitializeCacheMaps
-       )
+    IN PSECTION_OBJECT_POINTERS SectionObjectPointer,
+    IN PLARGE_INTEGER FileOffset OPTIONAL,
+    IN ULONG Length,
+    IN BOOLEAN UninitializeCacheMaps)
 {
 {
-       //UNIMPLEMENTED;
-       return FALSE;
+    //UNIMPLEMENTED;
+    return FALSE;
 }
 
 
 }
 
 
@@ -129,91 +123,92 @@ CcPurgeCacheSection (
  * @implemented
  */
 VOID NTAPI
  * @implemented
  */
 VOID NTAPI
-CcSetFileSizes (IN PFILE_OBJECT FileObject,
-               IN PCC_FILE_SIZES FileSizes)
+CcSetFileSizes (
+    IN PFILE_OBJECT FileObject,
+    IN PCC_FILE_SIZES FileSizes)
 {
 {
-  KIRQL oldirql;
-  PBCB Bcb;
-  PLIST_ENTRY current_entry;
-  PCACHE_SEGMENT current;
-  LIST_ENTRY FreeListHead;
-  NTSTATUS Status;
+    KIRQL oldirql;
+    PBCB Bcb;
+    PLIST_ENTRY current_entry;
+    PCACHE_SEGMENT current;
+    LIST_ENTRY FreeListHead;
+    NTSTATUS Status;
 
 
-  DPRINT("CcSetFileSizes(FileObject 0x%p, FileSizes 0x%p)\n",
-        FileObject, FileSizes);
-  DPRINT("AllocationSize %d, FileSize %d, ValidDataLength %d\n",
-         (ULONG)FileSizes->AllocationSize.QuadPart,
-         (ULONG)FileSizes->FileSize.QuadPart,
-         (ULONG)FileSizes->ValidDataLength.QuadPart);
+    DPRINT("CcSetFileSizes(FileObject 0x%p, FileSizes 0x%p)\n",
+           FileObject, FileSizes);
+    DPRINT("AllocationSize %d, FileSize %d, ValidDataLength %d\n",
+           (ULONG)FileSizes->AllocationSize.QuadPart,
+           (ULONG)FileSizes->FileSize.QuadPart,
+           (ULONG)FileSizes->ValidDataLength.QuadPart);
 
 
-  Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
+    Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
 
 
-  /*
-   * It is valid to call this function on file objects that weren't
-   * initialized for caching. In this case it's simple no-op.
-   */
-  if (Bcb == NULL)
-     return;
+    /*
+     * It is valid to call this function on file objects that weren't
+     * initialized for caching. In this case it's simple no-op.
+     */
+    if (Bcb == NULL)
+        return;
 
 
-  if (FileSizes->AllocationSize.QuadPart < Bcb->AllocationSize.QuadPart)
-  {
-     InitializeListHead(&FreeListHead);
-     KeAcquireGuardedMutex(&ViewLock);
-     KeAcquireSpinLock(&Bcb->BcbLock, &oldirql);
+    if (FileSizes->AllocationSize.QuadPart < Bcb->AllocationSize.QuadPart)
+    {
+        InitializeListHead(&FreeListHead);
+        KeAcquireGuardedMutex(&ViewLock);
+        KeAcquireSpinLock(&Bcb->BcbLock, &oldirql);
 
 
-     current_entry = Bcb->BcbSegmentListHead.Flink;
-     while (current_entry != &Bcb->BcbSegmentListHead)
-     {
-       current = CONTAINING_RECORD(current_entry, CACHE_SEGMENT, BcbSegmentListEntry);
-       current_entry = current_entry->Flink;
-       if (current->FileOffset > FileSizes->AllocationSize.QuadPart ||
-           (current->FileOffset == 0 && FileSizes->AllocationSize.QuadPart == 0))
-       {
-           if (current->ReferenceCount == 0 || (current->ReferenceCount == 1 && current->Dirty))
-          {
-              RemoveEntryList(&current->BcbSegmentListEntry);
-              RemoveEntryList(&current->CacheSegmentListEntry);
-              RemoveEntryList(&current->CacheSegmentLRUListEntry);
-              if (current->Dirty)
-              {
-                 RemoveEntryList(&current->DirtySegmentListEntry);
-                 DirtyPageCount -= Bcb->CacheSegmentSize / PAGE_SIZE;
-              }
-             InsertHeadList(&FreeListHead, &current->BcbSegmentListEntry);
-          }
-          else
-          {
-             DPRINT1("Anyone has referenced a cache segment behind the new size.\n");
-             KeBugCheck(CACHE_MANAGER);
-          }
-       }
-     }
+        current_entry = Bcb->BcbSegmentListHead.Flink;
+        while (current_entry != &Bcb->BcbSegmentListHead)
+        {
+            current = CONTAINING_RECORD(current_entry, CACHE_SEGMENT, BcbSegmentListEntry);
+            current_entry = current_entry->Flink;
+            if (current->FileOffset > FileSizes->AllocationSize.QuadPart ||
+                    (current->FileOffset == 0 && FileSizes->AllocationSize.QuadPart == 0))
+            {
+                if ((current->ReferenceCount == 0) || ((current->ReferenceCount == 1) && current->Dirty))
+                {
+                    RemoveEntryList(&current->BcbSegmentListEntry);
+                    RemoveEntryList(&current->CacheSegmentListEntry);
+                    RemoveEntryList(&current->CacheSegmentLRUListEntry);
+                    if (current->Dirty)
+                    {
+                        RemoveEntryList(&current->DirtySegmentListEntry);
+                        DirtyPageCount -= Bcb->CacheSegmentSize / PAGE_SIZE;
+                    }
+                    InsertHeadList(&FreeListHead, &current->BcbSegmentListEntry);
+                }
+                else
+                {
+                    DPRINT1("Anyone has referenced a cache segment behind the new size.\n");
+                    KeBugCheck(CACHE_MANAGER);
+                }
+            }
+        }
 
 
-     Bcb->AllocationSize = FileSizes->AllocationSize;
-     Bcb->FileSize = FileSizes->FileSize;
-     KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
-     KeReleaseGuardedMutex(&ViewLock);
+        Bcb->AllocationSize = FileSizes->AllocationSize;
+        Bcb->FileSize = FileSizes->FileSize;
+        KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
+        KeReleaseGuardedMutex(&ViewLock);
 
 
-     current_entry = FreeListHead.Flink;
-     while(current_entry != &FreeListHead)
-     {
-        current = CONTAINING_RECORD(current_entry, CACHE_SEGMENT, BcbSegmentListEntry);
-        current_entry = current_entry->Flink;
-        Status = CcRosInternalFreeCacheSegment(current);
-        if (!NT_SUCCESS(Status))
+        current_entry = FreeListHead.Flink;
+        while(current_entry != &FreeListHead)
         {
         {
-           DPRINT1("CcRosInternalFreeCacheSegment failed, status = %x\n", Status);
-          KeBugCheck(CACHE_MANAGER);
+            current = CONTAINING_RECORD(current_entry, CACHE_SEGMENT, BcbSegmentListEntry);
+            current_entry = current_entry->Flink;
+            Status = CcRosInternalFreeCacheSegment(current);
+            if (!NT_SUCCESS(Status))
+            {
+                DPRINT1("CcRosInternalFreeCacheSegment failed, status = %x\n", Status);
+                KeBugCheck(CACHE_MANAGER);
+            }
         }
         }
-     }
-  }
-  else
-  {
-     KeAcquireSpinLock(&Bcb->BcbLock, &oldirql);
-     Bcb->AllocationSize = FileSizes->AllocationSize;
-     Bcb->FileSize = FileSizes->FileSize;
-     KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
-  }
+    }
+    else
+    {
+        KeAcquireSpinLock(&Bcb->BcbLock, &oldirql);
+        Bcb->AllocationSize = FileSizes->AllocationSize;
+        Bcb->FileSize = FileSizes->FileSize;
+        KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
+    }
 }
 
 /*
 }
 
 /*
@@ -222,12 +217,11 @@ CcSetFileSizes (IN PFILE_OBJECT FileObject,
 VOID
 NTAPI
 CcSetLogHandleForFile (
 VOID
 NTAPI
 CcSetLogHandleForFile (
-       IN      PFILE_OBJECT    FileObject,
-       IN      PVOID           LogHandle,
-       IN      PFLUSH_TO_LSN   FlushToLsnRoutine
-       )
+    IN PFILE_OBJECT FileObject,
+    IN PVOID LogHandle,
+    IN PFLUSH_TO_LSN FlushToLsnRoutine)
 {
 {
-       UNIMPLEMENTED;
+    UNIMPLEMENTED;
 }
 
 /*
 }
 
 /*
@@ -236,14 +230,13 @@ CcSetLogHandleForFile (
 BOOLEAN
 NTAPI
 CcUninitializeCacheMap (
 BOOLEAN
 NTAPI
 CcUninitializeCacheMap (
-       IN      PFILE_OBJECT                    FileObject,
-       IN      PLARGE_INTEGER                  TruncateSize OPTIONAL,
-       IN      PCACHE_UNINITIALIZE_EVENT       UninitializeCompleteEvent OPTIONAL
-       )
+    IN PFILE_OBJECT FileObject,
+    IN PLARGE_INTEGER TruncateSize OPTIONAL,
+    IN PCACHE_UNINITIALIZE_EVENT UninitializeCompleteEvent OPTIONAL)
 {
 #if 0
 {
 #if 0
-       UNIMPLEMENTED;
-       return FALSE;
+    UNIMPLEMENTED;
+    return FALSE;
 #else
     return NT_SUCCESS(CcRosReleaseFileCache(FileObject));
 #endif
 #else
     return NT_SUCCESS(CcRosReleaseFileCache(FileObject));
 #endif
@@ -251,18 +244,18 @@ CcUninitializeCacheMap (
 
 BOOLEAN
 NTAPI
 
 BOOLEAN
 NTAPI
-CcGetFileSizes
-(IN PFILE_OBJECT FileObject,
- IN PCC_FILE_SIZES FileSizes)
+CcGetFileSizes (
+    IN PFILE_OBJECT FileObject,
   IN PCC_FILE_SIZES FileSizes)
 {
 {
-  PBCB Bcb;
-       
-  Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
+    PBCB Bcb;
+
+    Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
 
 
-  if (!Bcb)
-         return FALSE;
+    if (!Bcb)
+        return FALSE;
 
 
-  FileSizes->AllocationSize = Bcb->AllocationSize;
-  FileSizes->FileSize = FileSizes->ValidDataLength = Bcb->FileSize;
-  return TRUE;
+    FileSizes->AllocationSize = Bcb->AllocationSize;
+    FileSizes->FileSize = FileSizes->ValidDataLength = Bcb->FileSize;
+    return TRUE;
 }
 }
index 0d1419a..bcd5030 100644 (file)
  */
 VOID
 NTAPI
  */
 VOID
 NTAPI
-CcMdlRead(
-       IN      PFILE_OBJECT            FileObject,
-       IN      PLARGE_INTEGER          FileOffset,
-       IN      ULONG                   Length,
-       OUT     PMDL                    * MdlChain,
-       OUT     PIO_STATUS_BLOCK        IoStatus
-       )
+CcMdlRead (
+    IN PFILE_OBJECT FileObject,
+    IN PLARGE_INTEGER FileOffset,
+    IN ULONG Length,
+    OUT PMDL * MdlChain,
+    OUT PIO_STATUS_BLOCK IoStatus
+    )
 {
 {
-       UNIMPLEMENTED;
+    UNIMPLEMENTED;
 }
 
 /*
 }
 
 /*
- * NAME                                                        INTERNAL
+ * NAME                            INTERNAL
  * CcMdlReadComplete2@8
  *
  * DESCRIPTION
  * CcMdlReadComplete2@8
  *
  * DESCRIPTION
@@ -45,13 +45,14 @@ CcMdlRead(
  *  None.
  *
  * NOTE
  *  None.
  *
  * NOTE
- *     Used by CcMdlReadComplete@8 and FsRtl
+ *     Used by CcMdlReadComplete@8 and FsRtl
  *
  */
 VOID
 NTAPI
  *
  */
 VOID
 NTAPI
-CcMdlReadComplete2(IN PMDL MemoryDescriptorList,
-                     IN PFILE_OBJECT FileObject)
+CcMdlReadComplete2 (
+    IN PMDL MemoryDescriptorList,
+    IN PFILE_OBJECT FileObject)
 {
     PMDL Mdl;
 
 {
     PMDL Mdl;
 
@@ -82,8 +83,9 @@ CcMdlReadComplete2(IN PMDL MemoryDescriptorList,
  */
 VOID
 NTAPI
  */
 VOID
 NTAPI
-CcMdlReadComplete(IN PFILE_OBJECT FileObject,
-                  IN PMDL MdlChain)
+CcMdlReadComplete (
+    IN PFILE_OBJECT FileObject,
+    IN PMDL MdlChain)
 {
     PDEVICE_OBJECT DeviceObject = NULL;
     PFAST_IO_DISPATCH FastDispatch;
 {
     PDEVICE_OBJECT DeviceObject = NULL;
     PFAST_IO_DISPATCH FastDispatch;
@@ -110,9 +112,10 @@ CcMdlReadComplete(IN PFILE_OBJECT FileObject,
  */
 VOID
 NTAPI
  */
 VOID
 NTAPI
-CcMdlWriteComplete(IN PFILE_OBJECT FileObject,
-                   IN PLARGE_INTEGER FileOffset,
-                   IN PMDL MdlChain)
+CcMdlWriteComplete (
+    IN PFILE_OBJECT FileObject,
+    IN PLARGE_INTEGER FileOffset,
+    IN PMDL MdlChain)
 {
     PDEVICE_OBJECT DeviceObject = NULL;
     PFAST_IO_DISPATCH FastDispatch;
 {
     PDEVICE_OBJECT DeviceObject = NULL;
     PFAST_IO_DISPATCH FastDispatch;
@@ -137,11 +140,10 @@ CcMdlWriteComplete(IN PFILE_OBJECT FileObject,
 
 VOID
 NTAPI
 
 VOID
 NTAPI
-CcMdlWriteComplete2(
+CcMdlWriteComplete2 (
     IN PFILE_OBJECT FileObject,
     IN PLARGE_INTEGER FileOffset,
     IN PFILE_OBJECT FileObject,
     IN PLARGE_INTEGER FileOffset,
-    IN PMDL MdlChain
-)
+    IN PMDL MdlChain)
 {
     UNIMPLEMENTED;
 }
 {
     UNIMPLEMENTED;
 }
@@ -153,10 +155,9 @@ VOID
 NTAPI
 CcMdlWriteAbort (
     IN PFILE_OBJECT FileObject,
 NTAPI
 CcMdlWriteAbort (
     IN PFILE_OBJECT FileObject,
-    IN PMDL MdlChain
-    )
+    IN PMDL MdlChain)
 {
 {
-       UNIMPLEMENTED;
+    UNIMPLEMENTED;
 }
 
 /*
 }
 
 /*
@@ -165,12 +166,11 @@ CcMdlWriteAbort (
 VOID
 NTAPI
 CcPrepareMdlWrite (
 VOID
 NTAPI
 CcPrepareMdlWrite (
-       IN      PFILE_OBJECT            FileObject,
-       IN      PLARGE_INTEGER          FileOffset,
-       IN      ULONG                   Length,
-       OUT     PMDL                    * MdlChain,
-       OUT     PIO_STATUS_BLOCK        IoStatus
-       )
+    IN PFILE_OBJECT FileObject,
+    IN PLARGE_INTEGER FileOffset,
+    IN ULONG Length,
+    OUT PMDL * MdlChain,
+    OUT PIO_STATUS_BLOCK IoStatus)
 {
 {
-       UNIMPLEMENTED;
+    UNIMPLEMENTED;
 }
 }
index d6e764a..9b71078 100644 (file)
@@ -24,13 +24,13 @@ extern NPAGED_LOOKASIDE_LIST iBcbLookasideList;
  */
 BOOLEAN
 NTAPI
  */
 BOOLEAN
 NTAPI
-CcMapData(
+CcMapData (
     IN PFILE_OBJECT FileObject,
     IN PFILE_OBJECT FileObject,
-       IN PLARGE_INTEGER FileOffset,
-       IN ULONG Length,
-       IN ULONG Flags,
-       OUT PVOID *pBcb,
-       OUT PVOID *pBuffer)
+    IN PLARGE_INTEGER FileOffset,
+    IN ULONG Length,
+    IN ULONG Flags,
+    OUT PVOID *pBcb,
+    OUT PVOID *pBuffer)
 {
     ULONG ReadOffset;
     BOOLEAN Valid;
 {
     ULONG ReadOffset;
     BOOLEAN Valid;
@@ -61,14 +61,18 @@ CcMapData(
     {
         return FALSE;
     }
     {
         return FALSE;
     }
-    ROffset = ROUND_DOWN (ReadOffset, Bcb->CacheSegmentSize);
-    Status = CcRosRequestCacheSegment(Bcb, ROffset,
-                                             pBuffer, &Valid,
+
+    ROffset = ROUND_DOWN(ReadOffset, Bcb->CacheSegmentSize);
+    Status = CcRosRequestCacheSegment(Bcb,
+                                      ROffset,
+                                      pBuffer,
+                                      &Valid,
                                       &CacheSeg);
     if (!NT_SUCCESS(Status))
     {
         return FALSE;
     }
                                       &CacheSeg);
     if (!NT_SUCCESS(Status))
     {
         return FALSE;
     }
+
     if (!Valid)
     {
         if (!(Flags & MAP_WAIT))
     if (!Valid)
     {
         if (!(Flags & MAP_WAIT))
@@ -76,10 +80,11 @@ CcMapData(
             CcRosReleaseCacheSegment(Bcb, CacheSeg, FALSE, FALSE, FALSE);
             return FALSE;
         }
             CcRosReleaseCacheSegment(Bcb, CacheSeg, FALSE, FALSE, FALSE);
             return FALSE;
         }
+
         if (!NT_SUCCESS(ReadCacheSegment(CacheSeg)))
         {
             CcRosReleaseCacheSegment(Bcb, CacheSeg, FALSE, FALSE, FALSE);
         if (!NT_SUCCESS(ReadCacheSegment(CacheSeg)))
         {
             CcRosReleaseCacheSegment(Bcb, CacheSeg, FALSE, FALSE, FALSE);
-               return FALSE;
+            return FALSE;
         }
     }
 
         }
     }
 
@@ -90,6 +95,7 @@ CcMapData(
         CcRosReleaseCacheSegment(Bcb, CacheSeg, TRUE, FALSE, FALSE);
         return FALSE;
     }
         CcRosReleaseCacheSegment(Bcb, CacheSeg, TRUE, FALSE, FALSE);
         return FALSE;
     }
+
     memset(iBcb, 0, sizeof(INTERNAL_BCB));
     iBcb->PFCB.NodeTypeCode = 0xDE45; /* Undocumented (CAPTIVE_PUBLIC_BCB_NODETYPECODE) */
     iBcb->PFCB.NodeByteSize = sizeof(PUBLIC_BCB);
     memset(iBcb, 0, sizeof(INTERNAL_BCB));
     iBcb->PFCB.NodeTypeCode = 0xDE45; /* Undocumented (CAPTIVE_PUBLIC_BCB_NODETYPECODE) */
     iBcb->PFCB.NodeByteSize = sizeof(PUBLIC_BCB);
@@ -99,6 +105,7 @@ CcMapData(
     iBcb->Dirty = FALSE;
     iBcb->RefCount = 1;
     *pBcb = (PVOID)iBcb;
     iBcb->Dirty = FALSE;
     iBcb->RefCount = 1;
     *pBcb = (PVOID)iBcb;
+
     return TRUE;
 }
 
     return TRUE;
 }
 
@@ -108,15 +115,14 @@ CcMapData(
 BOOLEAN
 NTAPI
 CcPinMappedData (
 BOOLEAN
 NTAPI
 CcPinMappedData (
-       IN      PFILE_OBJECT            FileObject,
-       IN      PLARGE_INTEGER          FileOffset,
-       IN      ULONG                   Length,
-       IN      ULONG                   Flags,
-       OUT     PVOID                   * Bcb
-       )
+    IN PFILE_OBJECT FileObject,
+    IN PLARGE_INTEGER FileOffset,
+    IN ULONG Length,
+    IN ULONG Flags,
+    OUT        PVOID * Bcb)
 {
 {
-  /* no-op for current implementation. */
-  return TRUE;
+    /* no-op for current implementation. */
+    return TRUE;
 }
 
 /*
 }
 
 /*
@@ -125,22 +131,21 @@ CcPinMappedData (
 BOOLEAN
 NTAPI
 CcPinRead (
 BOOLEAN
 NTAPI
 CcPinRead (
-       IN      PFILE_OBJECT            FileObject,
-       IN      PLARGE_INTEGER          FileOffset,
-       IN      ULONG                   Length,
-       IN      ULONG                   Flags,
-       OUT     PVOID                   * Bcb,
-       OUT     PVOID                   * Buffer
-       )
+    IN PFILE_OBJECT FileObject,
+    IN PLARGE_INTEGER FileOffset,
+    IN ULONG Length,
+    IN ULONG Flags,
+    OUT        PVOID * Bcb,
+    OUT        PVOID * Buffer)
 {
 {
-  if (CcMapData(FileObject, FileOffset, Length, Flags, Bcb, Buffer))
-  {
-    if (CcPinMappedData(FileObject, FileOffset, Length, Flags, Bcb))
-      return TRUE;
-    else
-      CcUnpinData(Bcb);
-  }
-  return FALSE;
+    if (CcMapData(FileObject, FileOffset, Length, Flags, Bcb, Buffer))
+    {
+        if (CcPinMappedData(FileObject, FileOffset, Length, Flags, Bcb))
+            return TRUE;
+        else
+            CcUnpinData(Bcb);
+    }
+    return FALSE;
 }
 
 /*
 }
 
 /*
@@ -149,35 +154,35 @@ CcPinRead (
 BOOLEAN
 NTAPI
 CcPreparePinWrite (
 BOOLEAN
 NTAPI
 CcPreparePinWrite (
-       IN      PFILE_OBJECT            FileObject,
-       IN      PLARGE_INTEGER          FileOffset,
-       IN      ULONG                   Length,
-       IN      BOOLEAN                 Zero,
-       IN      ULONG                   Flags,
-       OUT     PVOID                   * Bcb,
-       OUT     PVOID                   * Buffer
-       )
+    IN PFILE_OBJECT FileObject,
+    IN PLARGE_INTEGER FileOffset,
+    IN ULONG Length,
+    IN BOOLEAN Zero,
+    IN ULONG Flags,
+    OUT        PVOID * Bcb,
+    OUT        PVOID * Buffer)
 {
 {
-        /*
-         * FIXME: This is function is similar to CcPinRead, but doesn't
-         * read the data if they're not present. Instead it should just
-         * prepare the cache segments and zero them out if Zero == TRUE.
-         *
-         * For now calling CcPinRead is better than returning error or
-         * just having UNIMPLEMENTED here.
-         */
-        return CcPinRead(FileObject, FileOffset, Length, Flags, Bcb, Buffer);
+    /*
+     * FIXME: This is function is similar to CcPinRead, but doesn't
+     * read the data if they're not present. Instead it should just
+     * prepare the cache segments and zero them out if Zero == TRUE.
+     *
+     * For now calling CcPinRead is better than returning error or
+     * just having UNIMPLEMENTED here.
+     */
+    return CcPinRead(FileObject, FileOffset, Length, Flags, Bcb, Buffer);
 }
 
 /*
  * @implemented
  */
 VOID NTAPI
 }
 
 /*
  * @implemented
  */
 VOID NTAPI
-CcSetDirtyPinnedData (IN PVOID Bcb,
-                     IN PLARGE_INTEGER Lsn)
+CcSetDirtyPinnedData (
+    IN PVOID Bcb,
+    IN PLARGE_INTEGER Lsn)
 {
 {
-   PINTERNAL_BCB iBcb = Bcb;
-   iBcb->Dirty = TRUE;
+    PINTERNAL_BCB iBcb = Bcb;
+    iBcb->Dirty = TRUE;
 }
 
 
 }
 
 
@@ -185,15 +190,20 @@ CcSetDirtyPinnedData (IN PVOID Bcb,
  * @implemented
  */
 VOID NTAPI
  * @implemented
  */
 VOID NTAPI
-CcUnpinData (IN PVOID Bcb)
+CcUnpinData (
+    IN PVOID Bcb)
 {
 {
-  PINTERNAL_BCB iBcb = Bcb;
-  CcRosReleaseCacheSegment(iBcb->CacheSegment->Bcb, iBcb->CacheSegment, TRUE,
-                           iBcb->Dirty, FALSE);
-  if (--iBcb->RefCount == 0)
-  {
-    ExFreeToNPagedLookasideList(&iBcbLookasideList, iBcb);
-  }
+    PINTERNAL_BCB iBcb = Bcb;
+
+    CcRosReleaseCacheSegment(iBcb->CacheSegment->Bcb,
+                             iBcb->CacheSegment,
+                             TRUE,
+                             iBcb->Dirty,
+                             FALSE);
+    if (--iBcb->RefCount == 0)
+    {
+        ExFreeToNPagedLookasideList(&iBcbLookasideList, iBcb);
+    }
 }
 
 /*
 }
 
 /*
@@ -202,11 +212,10 @@ CcUnpinData (IN PVOID Bcb)
 VOID
 NTAPI
 CcUnpinDataForThread (
 VOID
 NTAPI
 CcUnpinDataForThread (
-       IN      PVOID                   Bcb,
-       IN      ERESOURCE_THREAD        ResourceThreadId
-       )
+    IN PVOID Bcb,
+    IN ERESOURCE_THREAD ResourceThreadId)
 {
 {
-       UNIMPLEMENTED;
+    UNIMPLEMENTED;
 }
 
 /*
 }
 
 /*
@@ -215,11 +224,10 @@ CcUnpinDataForThread (
 VOID
 NTAPI
 CcRepinBcb (
 VOID
 NTAPI
 CcRepinBcb (
-       IN      PVOID   Bcb
-       )
+    IN PVOID Bcb)
 {
 {
-  PINTERNAL_BCB iBcb = Bcb;
-  iBcb->RefCount++;
+    PINTERNAL_BCB iBcb = Bcb;
+    iBcb->RefCount++;
 }
 
 /*
 }
 
 /*
@@ -228,38 +236,37 @@ CcRepinBcb (
 VOID
 NTAPI
 CcUnpinRepinnedBcb (
 VOID
 NTAPI
 CcUnpinRepinnedBcb (
-       IN      PVOID                   Bcb,
-       IN      BOOLEAN                 WriteThrough,
-       IN      PIO_STATUS_BLOCK        IoStatus
-       )
+    IN PVOID Bcb,
+    IN BOOLEAN WriteThrough,
+    IN PIO_STATUS_BLOCK IoStatus)
 {
 {
-  PINTERNAL_BCB iBcb = Bcb;
+    PINTERNAL_BCB iBcb = Bcb;
 
 
-  if (--iBcb->RefCount == 0)
+    if (--iBcb->RefCount == 0)
     {
     {
-      IoStatus->Information = 0;
-      if (WriteThrough)
+        IoStatus->Information = 0;
+        if (WriteThrough)
         {
             KeWaitForSingleObject(&iBcb->CacheSegment->Mutex,
                                   Executive,
                                   KernelMode,
                                   FALSE,
                                   NULL);
         {
             KeWaitForSingleObject(&iBcb->CacheSegment->Mutex,
                                   Executive,
                                   KernelMode,
                                   FALSE,
                                   NULL);
-          if (iBcb->CacheSegment->Dirty)
+            if (iBcb->CacheSegment->Dirty)
             {
             {
-              IoStatus->Status = CcRosFlushCacheSegment(iBcb->CacheSegment);
+                IoStatus->Status = CcRosFlushCacheSegment(iBcb->CacheSegment);
             }
             }
-          else
+            else
             {
             {
-              IoStatus->Status = STATUS_SUCCESS;
+                IoStatus->Status = STATUS_SUCCESS;
             }
             }
-          KeReleaseMutex(&iBcb->CacheSegment->Mutex, 0);
+            KeReleaseMutex(&iBcb->CacheSegment->Mutex, 0);
         }
         }
-      else
+        else
         {
         {
-          IoStatus->Status = STATUS_SUCCESS;
+            IoStatus->Status = STATUS_SUCCESS;
         }
 
         }
 
-      ExFreeToNPagedLookasideList(&iBcbLookasideList, iBcb);
+        ExFreeToNPagedLookasideList(&iBcbLookasideList, iBcb);
     }
 }
     }
 }
index b55b4ad..dc12c7f 100644 (file)
@@ -58,7 +58,7 @@ ULONG DirtyPageCount=0;
 KGUARDED_MUTEX ViewLock;
 
 #ifdef CACHE_BITMAP
 KGUARDED_MUTEX ViewLock;
 
 #ifdef CACHE_BITMAP
-#define        CI_CACHESEG_MAPPING_REGION_SIZE (128*1024*1024)
+#define    CI_CACHESEG_MAPPING_REGION_SIZE    (128*1024*1024)
 
 static PVOID CiCacheSegMappingRegionBase = NULL;
 static RTL_BITMAP CiCacheSegMappingRegionAllocMap;
 
 static PVOID CiCacheSegMappingRegionBase = NULL;
 static RTL_BITMAP CiCacheSegMappingRegionAllocMap;
@@ -73,21 +73,21 @@ static NPAGED_LOOKASIDE_LIST CacheSegLookasideList;
 #if DBG
 static void CcRosCacheSegmentIncRefCount_ ( PCACHE_SEGMENT cs, const char* file, int line )
 {
 #if DBG
 static void CcRosCacheSegmentIncRefCount_ ( PCACHE_SEGMENT cs, const char* file, int line )
 {
-       ++cs->ReferenceCount;
-       if ( cs->Bcb->Trace )
-       {
-               DbgPrint("(%s:%i) CacheSegment %p ++RefCount=%d, Dirty %d, PageOut %d\n",
-                       file, line, cs, cs->ReferenceCount, cs->Dirty, cs->PageOut );
-       }
+    ++cs->ReferenceCount;
+    if ( cs->Bcb->Trace )
+    {
+        DbgPrint("(%s:%i) CacheSegment %p ++RefCount=%d, Dirty %d, PageOut %d\n",
+                 file, line, cs, cs->ReferenceCount, cs->Dirty, cs->PageOut );
+    }
 }
 static void CcRosCacheSegmentDecRefCount_ ( PCACHE_SEGMENT cs, const char* file, int line )
 {
 }
 static void CcRosCacheSegmentDecRefCount_ ( PCACHE_SEGMENT cs, const char* file, int line )
 {
-       --cs->ReferenceCount;
-       if ( cs->Bcb->Trace )
-       {
-               DbgPrint("(%s:%i) CacheSegment %p --RefCount=%d, Dirty %d, PageOut %d\n",
-                       file, line, cs, cs->ReferenceCount, cs->Dirty, cs->PageOut );
-       }
+    --cs->ReferenceCount;
+    if ( cs->Bcb->Trace )
+    {
+        DbgPrint("(%s:%i) CacheSegment %p --RefCount=%d, Dirty %d, PageOut %d\n",
+                 file, line, cs, cs->ReferenceCount, cs->Dirty, cs->PageOut );
+    }
 }
 #define CcRosCacheSegmentIncRefCount(cs) CcRosCacheSegmentIncRefCount_(cs,__FILE__,__LINE__)
 #define CcRosCacheSegmentDecRefCount(cs) CcRosCacheSegmentDecRefCount_(cs,__FILE__,__LINE__)
 }
 #define CcRosCacheSegmentIncRefCount(cs) CcRosCacheSegmentIncRefCount_(cs,__FILE__,__LINE__)
 #define CcRosCacheSegmentDecRefCount(cs) CcRosCacheSegmentDecRefCount_(cs,__FILE__,__LINE__)
@@ -105,77 +105,81 @@ CcRosInternalFreeCacheSegment(PCACHE_SEGMENT CacheSeg);
 VOID
 NTAPI
 CcRosTraceCacheMap (
 VOID
 NTAPI
 CcRosTraceCacheMap (
-       PBCB Bcb,
-       BOOLEAN Trace )
+    PBCB Bcb,
+    BOOLEAN Trace )
 {
 #if DBG
 {
 #if DBG
-       KIRQL oldirql;
-       PLIST_ENTRY current_entry;
-       PCACHE_SEGMENT current;
-
-       if ( !Bcb )
-               return;
-
-       Bcb->Trace = Trace;
-
-       if ( Trace )
-       {
-               DPRINT1("Enabling Tracing for CacheMap 0x%p:\n", Bcb );
-
-               KeAcquireGuardedMutex(&ViewLock);
-               KeAcquireSpinLock(&Bcb->BcbLock, &oldirql);
-
-               current_entry = Bcb->BcbSegmentListHead.Flink;
-               while (current_entry != &Bcb->BcbSegmentListHead)
-               {
-                       current = CONTAINING_RECORD(current_entry, CACHE_SEGMENT, BcbSegmentListEntry);
-                       current_entry = current_entry->Flink;
-
-                       DPRINT1("  CacheSegment 0x%p enabled, RefCount %d, Dirty %d, PageOut %d\n",
-                               current, current->ReferenceCount, current->Dirty, current->PageOut );
-               }
-               KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
-               KeReleaseGuardedMutex(&ViewLock);
-       }
-       else
-       {
-               DPRINT1("Disabling Tracing for CacheMap 0x%p:\n", Bcb );
-       }
+    KIRQL oldirql;
+    PLIST_ENTRY current_entry;
+    PCACHE_SEGMENT current;
+
+    if ( !Bcb )
+        return;
+
+    Bcb->Trace = Trace;
+
+    if ( Trace )
+    {
+        DPRINT1("Enabling Tracing for CacheMap 0x%p:\n", Bcb );
+
+        KeAcquireGuardedMutex(&ViewLock);
+        KeAcquireSpinLock(&Bcb->BcbLock, &oldirql);
+
+        current_entry = Bcb->BcbSegmentListHead.Flink;
+        while (current_entry != &Bcb->BcbSegmentListHead)
+        {
+            current = CONTAINING_RECORD(current_entry, CACHE_SEGMENT, BcbSegmentListEntry);
+            current_entry = current_entry->Flink;
+
+            DPRINT1("  CacheSegment 0x%p enabled, RefCount %d, Dirty %d, PageOut %d\n",
+                    current, current->ReferenceCount, current->Dirty, current->PageOut );
+        }
+        KeReleaseSpinLock(&Bcb->BcbLock, oldirql);
+        KeReleaseGuardedMutex(&ViewLock);
+    }
+    else
+    {
+        DPRINT1("Disabling Tracing for CacheMap 0x%p:\n", Bcb );
+    }
 
 #else
 
 #else
-       Bcb = Bcb;
-       Trace = Trace;
+    Bcb = Bcb;
+    Trace = Trace;
 #endif
 }
 
 NTSTATUS
 NTAPI
 #endif
 }
 
 NTSTATUS
 NTAPI
-CcRosFlushCacheSegment(PCACHE_SEGMENT CacheSegment)
+CcRosFlushCacheSegment (
+    PCACHE_SEGMENT CacheSegment)
 {
     NTSTATUS Status;
     KIRQL oldIrql;
 {
     NTSTATUS Status;
     KIRQL oldIrql;
-    
+
     Status = WriteCacheSegment(CacheSegment);
     if (NT_SUCCESS(Status))
     {
         KeAcquireGuardedMutex(&ViewLock);
         KeAcquireSpinLock(&CacheSegment->Bcb->BcbLock, &oldIrql);
     Status = WriteCacheSegment(CacheSegment);
     if (NT_SUCCESS(Status))
     {
         KeAcquireGuardedMutex(&ViewLock);
         KeAcquireSpinLock(&CacheSegment->Bcb->BcbLock, &oldIrql);
-        
+
         CacheSegment->Dirty = FALSE;
         RemoveEntryList(&CacheSegment->DirtySegmentListEntry);
         DirtyPageCount -= CacheSegment->Bcb->CacheSegmentSize / PAGE_SIZE;
         CacheSegment->Dirty = FALSE;
         RemoveEntryList(&CacheSegment->DirtySegmentListEntry);
         DirtyPageCount -= CacheSegment->Bcb->CacheSegmentSize / PAGE_SIZE;
-        CcRosCacheSegmentDecRefCount ( CacheSegment );
-        
+        CcRosCacheSegmentDecRefCount(CacheSegment);
+
         KeReleaseSpinLock(&CacheSegment->Bcb->BcbLock, oldIrql);
         KeReleaseGuardedMutex(&ViewLock);
     }
         KeReleaseSpinLock(&CacheSegment->Bcb->BcbLock, oldIrql);
         KeReleaseGuardedMutex(&ViewLock);
     }
-    
+
     return(Status);
 }
 
 NTSTATUS
 NTAPI
     return(Status);
 }
 
 NTSTATUS
 NTAPI
-CcRosFlushDirtyPages(ULONG Target, PULONG Count, BOOLEAN Wait)
+CcRosFlushDirtyPages (
+    ULONG Target,
+    PULONG Count,
+    BOOLEAN Wait)
 {
     PLIST_ENTRY current_entry;
     PCACHE_SEGMENT current;
 {
     PLIST_ENTRY current_entry;
     PCACHE_SEGMENT current;
@@ -183,22 +187,22 @@ CcRosFlushDirtyPages(ULONG Target, PULONG Count, BOOLEAN Wait)
     BOOLEAN Locked;
     NTSTATUS Status;
     LARGE_INTEGER ZeroTimeout;
     BOOLEAN Locked;
     NTSTATUS Status;
     LARGE_INTEGER ZeroTimeout;
-    
+
     DPRINT("CcRosFlushDirtyPages(Target %d)\n", Target);
     DPRINT("CcRosFlushDirtyPages(Target %d)\n", Target);
-    
+
     (*Count) = 0;
     ZeroTimeout.QuadPart = 0;
     (*Count) = 0;
     ZeroTimeout.QuadPart = 0;
-    
+
     KeEnterCriticalRegion();
     KeAcquireGuardedMutex(&ViewLock);
     KeEnterCriticalRegion();
     KeAcquireGuardedMutex(&ViewLock);
-    
+
     current_entry = DirtySegmentListHead.Flink;
     if (current_entry == &DirtySegmentListHead)
     {
         DPRINT("No Dirty pages\n");
     }
     current_entry = DirtySegmentListHead.Flink;
     if (current_entry == &DirtySegmentListHead)
     {
         DPRINT("No Dirty pages\n");
     }
-    
-    while (current_entry != &DirtySegmentListHead && Target > 0)
+
+    while ((current_entry != &DirtySegmentListHead) && (Target > 0))
     {
         current = CONTAINING_RECORD(current_entry, CACHE_SEGMENT,
                                     DirtySegmentListEntry);
     {
         current = CONTAINING_RECORD(current_entry, CACHE_SEGMENT,
                                     DirtySegmentListEntry);
@@ -207,7 +211,7 @@ CcRosFlushDirtyPages(ULONG Target, PULONG Count, BOOLEAN Wait)
         CcRosCacheSegmentIncRefCount(current);
 
         Locked = current->Bcb->Callbacks->AcquireForLazyWrite(
         CcRosCacheSegmentIncRefCount(current);
 
         Locked = current->Bcb->Callbacks->AcquireForLazyWrite(
-            current->Bcb->LazyWriteContext, Wait);
+                     current->Bcb->LazyWriteContext, Wait);
         if (!Locked)
         {
             CcRosCacheSegmentDecRefCount(current);
         if (!Locked)
         {
             CcRosCacheSegmentDecRefCount(current);
@@ -248,7 +252,7 @@ CcRosFlushDirtyPages(ULONG Target, PULONG Count, BOOLEAN Wait)
         KeReleaseMutex(&current->Mutex, 0);
         current->Bcb->Callbacks->ReleaseFromLazyWrite(
             current->Bcb->LazyWriteContext);
         KeReleaseMutex(&current->Mutex, 0);
         current->Bcb->Callbacks->ReleaseFromLazyWrite(
             current->Bcb->LazyWriteContext);
-        
+
         KeAcquireGuardedMutex(&ViewLock);
         CcRosCacheSegmentDecRefCount(current);
 
         KeAcquireGuardedMutex(&ViewLock);
         CcRosCacheSegmentDecRefCount(current);
 
@@ -264,16 +268,19 @@ CcRosFlushDirtyPages(ULONG Target, PULONG Count, BOOLEAN Wait)
 
         current_entry = DirtySegmentListHead.Flink;
     }
 
         current_entry = DirtySegmentListHead.Flink;
     }
-    
+
     KeReleaseGuardedMutex(&ViewLock);
     KeLeaveCriticalRegion();
     KeReleaseGuardedMutex(&ViewLock);
     KeLeaveCriticalRegion();
-    
+
     DPRINT("CcRosFlushDirtyPages() finished\n");
     return(STATUS_SUCCESS);
 }
 
 NTSTATUS
     DPRINT("CcRosFlushDirtyPages() finished\n");
     return(STATUS_SUCCESS);
 }
 
 NTSTATUS
-CcRosTrimCache(ULONG Target, ULONG Priority, PULONG NrFreed)
+CcRosTrimCache (
+    ULONG Target,
+    ULONG Priority,
+    PULONG NrFreed)
 /*
  * FUNCTION: Try to free some memory from the file cache.
  * ARGUMENTS:
 /*
  * FUNCTION: Try to free some memory from the file cache.
  * ARGUMENTS:
@@ -361,7 +368,7 @@ retry:
     KeReleaseGuardedMutex(&ViewLock);
 
     /* Try flushing pages if we haven't met our target */
     KeReleaseGuardedMutex(&ViewLock);
 
     /* Try flushing pages if we haven't met our target */
-    if (Target > 0 && !FlushedPages)
+    if ((Target > 0) && !FlushedPages)
     {
         /* Flush dirty pages to disk */
         CcRosFlushDirtyPages(Target, &PagesFreed, FALSE);
     {
         /* Flush dirty pages to disk */
         CcRosFlushDirtyPages(Target, &PagesFreed, FALSE);
@@ -394,66 +401,69 @@ retry:
 
 NTSTATUS
 NTAPI
 
 NTSTATUS
 NTAPI
-CcRosReleaseCacheSegment(PBCB Bcb,
-                        PCACHE_SEGMENT CacheSeg,
-                        BOOLEAN Valid,
-                        BOOLEAN Dirty,
-                        BOOLEAN Mapped)
+CcRosReleaseCacheSegment (
+    PBCB Bcb,
+    PCACHE_SEGMENT CacheSeg,
+    BOOLEAN Valid,
+    BOOLEAN Dirty,
+    BOOLEAN Mapped)
 {
 {
-  BOOLEAN WasDirty;
-  KIRQL oldIrql;
+    BOOLEAN WasDirty;
+    KIRQL oldIrql;
+
+    ASSERT(Bcb);
 
 
-  ASSERT(Bcb);
+    DPRINT("CcReleaseCacheSegment(Bcb 0x%p, CacheSeg 0x%p, Valid %d)\n",
+           Bcb, CacheSeg, Valid);
 
 
-  DPRINT("CcReleaseCacheSegment(Bcb 0x%p, CacheSeg 0x%p, Valid %d)\n",
-        Bcb, CacheSeg, Valid);
+    KeAcquireGuardedMutex(&ViewLock);
+    KeAcquireSpinLock(&Bcb->BcbLock, &oldIrql);
 
 
-  KeAcquireGuardedMutex(&ViewLock);
-  KeAcquireSpinLock(&Bcb->BcbLock, &oldIrql);
+    CacheSeg->Valid = Valid;
 
 
-  CacheSeg->Valid = Valid;
+    WasDirty = CacheSeg->Dirty;
+    CacheSeg->Dirty = CacheSeg->Dirty || Dirty;
 
 
-  WasDirty = CacheSeg->Dirty;
-  CacheSeg->Dirty = CacheSeg->Dirty || Dirty;
+    if (!WasDirty && CacheSeg->Dirty)
+    {
+        InsertTailList(&DirtySegmentListHead, &CacheSeg->DirtySegmentListEntry);
+        DirtyPageCount += Bcb->CacheSegmentSize / PAGE_SIZE;
+    }
 
 
-  if (!WasDirty && CacheSeg->Dirty)
+    if (Mapped)
     {
     {
-      InsertTailList(&DirtySegmentListHead, &CacheSeg->DirtySegmentListEntry);
-      DirtyPageCount += Bcb->CacheSegmentSize / PAGE_SIZE;
+        CacheSeg->MappedCount++;
+    }
+    CcRosCacheSegmentDecRefCount(CacheSeg);
+    if (Mapped && (CacheSeg->MappedCount == 1))
+    {
+        CcRosCacheSegmentIncRefCount(CacheSeg);
+    }
+    if (!WasDirty && CacheSeg->Dirty)
+    {
+        CcRosCacheSegmentIncRefCount(CacheSeg);
     }
 
     }
 
-  if (Mapped)
-  {
-     CacheSeg->MappedCount++;
-  }
-  CcRosCacheSegmentDecRefCount(CacheSeg);
-  if (Mapped && CacheSeg->MappedCount == 1)
-  {
-      CcRosCacheSegmentIncRefCount(CacheSeg);
-  }
-  if (!WasDirty && CacheSeg->Dirty)
-  {
-      CcRosCacheSegmentIncRefCount(CacheSeg);
-  }
-
-  KeReleaseSpinLock(&Bcb->BcbLock, oldIrql);
-  KeReleaseGuardedMutex(&ViewLock);
-  KeReleaseMutex(&CacheSeg->Mutex, 0);
-
-  return(STATUS_SUCCESS);
+    KeReleaseSpinLock(&Bcb->BcbLock, oldIrql);
+    KeReleaseGuardedMutex(&ViewLock);
+    KeReleaseMutex(&CacheSeg->Mutex, 0);
+
+    return(STATUS_SUCCESS);
 }
 
 /* Returns with Cache Segment Lock Held! */
 PCACHE_SEGMENT
 NTAPI
 }
 
 /* Returns with Cache Segment Lock Held! */
 PCACHE_SEGMENT
 NTAPI
-CcRosLookupCacheSegment(PBCB Bcb, ULONG FileOffset)
+CcRosLookupCacheSegment (
+    PBCB Bcb,
+    ULONG FileOffset)
 {
     PLIST_ENTRY current_entry;
     PCACHE_SEGMENT current;
     KIRQL oldIrql;
 {
     PLIST_ENTRY current_entry;
     PCACHE_SEGMENT current;
     KIRQL oldIrql;
-    
+
     ASSERT(Bcb);
     ASSERT(Bcb);
-    
+
     DPRINT("CcRosLookupCacheSegment(Bcb -x%p, FileOffset %d)\n", Bcb, FileOffset);
 
     KeAcquireGuardedMutex(&ViewLock);
     DPRINT("CcRosLookupCacheSegment(Bcb -x%p, FileOffset %d)\n", Bcb, FileOffset);
 
     KeAcquireGuardedMutex(&ViewLock);
@@ -464,8 +474,8 @@ CcRosLookupCacheSegment(PBCB Bcb, ULONG FileOffset)
     {
         current = CONTAINING_RECORD(current_entry, CACHE_SEGMENT,
                                     BcbSegmentListEntry);
     {
         current = CONTAINING_RECORD(current_entry, CACHE_SEGMENT,
                                     BcbSegmentListEntry);
-        if (current->FileOffset <= FileOffset &&
-            (current->FileOffset + Bcb->CacheSegmentSize) > FileOffset)
+        if ((current->FileOffset <= FileOffset) &&
+            ((current->FileOffset + Bcb->CacheSegmentSize) > FileOffset))
         {
             CcRosCacheSegmentIncRefCount(current);
             KeReleaseSpinLock(&Bcb->BcbLock, oldIrql);
         {
             CcRosCacheSegmentIncRefCount(current);
             KeReleaseSpinLock(&Bcb->BcbLock, oldIrql);
@@ -488,525 +498,546 @@ CcRosLookupCacheSegment(PBCB Bcb, ULONG FileOffset)
 
 NTSTATUS
 NTAPI
 
 NTSTATUS
 NTAPI
-CcRosMarkDirtyCacheSegment(PBCB Bcb, ULONG FileOffset)
+CcRosMarkDirtyCacheSegment (
+    PBCB Bcb,
+    ULONG FileOffset)
 {
 {
-  PCACHE_SEGMENT CacheSeg;
-  KIRQL oldIrql;
+    PCACHE_SEGMENT CacheSeg;
+    KIRQL oldIrql;
 
 
-  ASSERT(Bcb);
+    ASSERT(Bcb);
 
 
-  DPRINT("CcRosMarkDirtyCacheSegment(Bcb 0x%p, FileOffset %d)\n", Bcb, FileOffset);
+    DPRINT("CcRosMarkDirtyCacheSegment(Bcb 0x%p, FileOffset %d)\n", Bcb, FileOffset);
 
 
-  CacheSeg = CcRosLookupCacheSegment(Bcb, FileOffset);
-  if (CacheSeg == NULL)
+    CacheSeg = CcRosLookupCacheSegment(Bcb, FileOffset);
+    if (CacheSeg == NULL)
     {
     {
-      KeBugCheck(CACHE_MANAGER);
+        KeBugCheck(CACHE_MANAGER);
     }
 
     }
 
-  KeAcquireGuardedMutex(&ViewLock);
-  KeAcquireSpinLock(&Bcb->BcbLock, &oldIrql);
+    KeAcquireGuardedMutex(&ViewLock);
+    KeAcquireSpinLock(&Bcb->BcbLock, &oldIrql);
 
 
-  if (!CacheSeg->Dirty)
-  {
-      InsertTailList(&DirtySegmentListHead, &CacheSeg->DirtySegmentListEntry);
-      DirtyPageCount += Bcb->CacheSegmentSize / PAGE_SIZE;
-  }
-  else
-  {
-      CcRosCacheSegmentDecRefCount(CacheSeg);
-  }
+    if (!CacheSeg->Dirty)
+    {
+        InsertTailList(&DirtySegmentListHead, &CacheSeg->DirtySegmentListEntry);
+        DirtyPageCount += Bcb->CacheSegmentSize / PAGE_SIZE;
+    }
+    else
+    {
+        CcRosCacheSegmentDecRefCount(CacheSeg);
+    }
 
 
-  /* Move to the tail of the LRU list */
-  RemoveEntryList(&CacheSeg->CacheSegmentLRUListEntry);
-  InsertTailList(&CacheSegmentLRUListHead, &CacheSeg->CacheSegmentLRUListEntry);
+    /* Move to the tail of the LRU list */
+    RemoveEntryList(&CacheSeg->CacheSegmentLRUListEntry);
+    InsertTailList(&CacheSegmentLRUListHead, &CacheSeg->CacheSegmentLRUListEntry);
 
 
-  CacheSeg->Dirty = TRUE;
+    CacheSeg->Dirty = TRUE;
 
 
-  KeReleaseSpinLock(&Bcb->BcbLock, oldIrql);
-  KeReleaseGuardedMutex(&ViewLock);
-  KeReleaseMutex(&CacheSeg->Mutex, 0);
+    KeReleaseSpinLock(&Bcb->BcbLock, oldIrql);
+    KeReleaseGuardedMutex(&ViewLock);
+    KeReleaseMutex(&CacheSeg->Mutex, 0);
 
 
-  return(STATUS_SUCCESS);
+    return(STATUS_SUCCESS);
 }
 
 NTSTATUS
 NTAPI
 }
 
 NTSTATUS
 NTAPI
-CcRosUnmapCacheSegment(PBCB Bcb, ULONG FileOffset, BOOLEAN NowDirty)
+CcRosUnmapCacheSegment (
+    PBCB Bcb,
+    ULONG FileOffset,
+    BOOLEAN NowDirty)
 {
 {
-  PCACHE_SEGMENT CacheSeg;
-  BOOLEAN WasDirty;
-  KIRQL oldIrql;
+    PCACHE_SEGMENT CacheSeg;
+    BOOLEAN WasDirty;
+    KIRQL oldIrql;
 
 
-  ASSERT(Bcb);
+    ASSERT(Bcb);
 
 
-  DPRINT("CcRosUnmapCacheSegment(Bcb 0x%p, FileOffset %d, NowDirty %d)\n",
-          Bcb, FileOffset, NowDirty);
+    DPRINT("CcRosUnmapCacheSegment(Bcb 0x%p, FileOffset %d, NowDirty %d)\n",
+           Bcb, FileOffset, NowDirty);
 
 
-  CacheSeg = CcRosLookupCacheSegment(Bcb, FileOffset);
-  if (CacheSeg == NULL)
+    CacheSeg = CcRosLookupCacheSegment(Bcb, FileOffset);
+    if (CacheSeg == NULL)
     {
     {
-      return(STATUS_UNSUCCESSFUL);
+        return(STATUS_UNSUCCESSFUL);
     }
 
     }
 
-  KeAcquireGuardedMutex(&ViewLock);
-  KeAcquireSpinLock(&Bcb->BcbLock, &oldIrql);
+    KeAcquireGuardedMutex(&ViewLock);
+    KeAcquireSpinLock(&Bcb->BcbLock, &oldIrql);
 
 
-  WasDirty = CacheSeg->Dirty;
-  CacheSeg->Dirty = CacheSeg->Dirty || NowDirty;
+    WasDirty = CacheSeg->Dirty;
+    CacheSeg->Dirty = CacheSeg->Dirty || NowDirty;
 
 
-  CacheSeg->MappedCount--;
+    CacheSeg->MappedCount--;
 
 
-  if (!WasDirty && NowDirty)
-  {
-     InsertTailList(&DirtySegmentListHead, &CacheSeg->DirtySegmentListEntry);
-     DirtyPageCount += Bcb->CacheSegmentSize / PAGE_SIZE;
-  }
+    if (!WasDirty && NowDirty)
+    {
+        InsertTailList(&DirtySegmentListHead, &CacheSeg->DirtySegmentListEntry);
+        DirtyPageCount += Bcb->CacheSegmentSize / PAGE_SIZE;
+    }
 
 
-  CcRosCacheSegmentDecRefCount(CacheSeg);
-  if (!WasDirty && NowDirty)
-  {
-     CcRosCacheSegmentIncRefCount(CacheSeg);
-  }
-  if (CacheSeg->MappedCount == 0)
-  {
-     CcRosCacheSegmentDecRefCount(CacheSeg);
-  }
+    CcRosCacheSegmentDecRefCount(CacheSeg);
+    if (!WasDirty && NowDirty)
+    {
+        CcRosCacheSegmentIncRefCount(CacheSeg);
+    }
+    if (CacheSeg->MappedCount == 0)
+    {
+        CcRosCacheSegmentDecRefCount(CacheSeg);
+    }
 
 
-  KeReleaseSpinLock(&Bcb->BcbLock, oldIrql);
-  KeReleaseGuardedMutex(&ViewLock);
-  KeReleaseMutex(&CacheSeg->Mutex, 0);
+    KeReleaseSpinLock(&Bcb->BcbLock, oldIrql);
+    KeReleaseGuardedMutex(&ViewLock);
+    KeReleaseMutex(&CacheSeg->Mutex, 0);
 
 
-  return(STATUS_SUCCESS);
+    return(STATUS_SUCCESS);
 }
 
 static
 NTSTATUS
 }
 
 static
 NTSTATUS
-CcRosCreateCacheSegment(PBCB Bcb,
-                       ULONG FileOffset,
-                       PCACHE_SEGMENT* CacheSeg)
+CcRosCreateCacheSegment (
+    PBCB Bcb,
+    ULONG FileOffset,
+    PCACHE_SEGMENT* CacheSeg)
 {
 {
-  PCACHE_SEGMENT current;
-  PCACHE_SEGMENT previous;
-  PLIST_ENTRY current_entry;
-  NTSTATUS Status;
-  KIRQL oldIrql;
+    PCACHE_SEGMENT current;
+    PCACHE_SEGMENT previous;
+    PLIST_ENTRY current_entry;
+    NTSTATUS Status;
+    KIRQL oldIrql;
 #ifdef CACHE_BITMAP
 #ifdef CACHE_BITMAP
-  ULONG StartingOffset;
+    ULONG StartingOffset;
 #endif
 #endif
-  PHYSICAL_ADDRESS BoundaryAddressMultiple;
+    PHYSICAL_ADDRESS BoundaryAddressMultiple;
 
 
-  ASSERT(Bcb);
+    ASSERT(Bcb);
 
 
-  DPRINT("CcRosCreateCacheSegment()\n");
+    DPRINT("CcRosCreateCacheSegment()\n");
 
 
-  BoundaryAddressMultiple.QuadPart = 0;
-  if (FileOffset >= Bcb->FileSize.u.LowPart)
-  {
-     CacheSeg = NULL;
-     return STATUS_INVALID_PARAMETER;
-  }
+    BoundaryAddressMultiple.QuadPart = 0;
+    if (FileOffset >= Bcb->FileSize.u.LowPart)
+    {
+        CacheSeg = NULL;
+        return STATUS_INVALID_PARAMETER;
+    }
 
 
-  current = ExAllocateFromNPagedLookasideList(&CacheSegLookasideList);
-  current->Valid = FALSE;
-  current->Dirty = FALSE;
-  current->PageOut = FALSE;
-  current->FileOffset = ROUND_DOWN(FileOffset, Bcb->CacheSegmentSize);
-  current->Bcb = Bcb;
-#if DBG
-  if ( Bcb->Trace )
-  {
-    DPRINT1("CacheMap 0x%p: new Cache Segment: 0x%p\n", Bcb, current );
-  }
-#endif
-  current->MappedCount = 0;
-  current->DirtySegmentListEntry.Flink = NULL;
-  current->DirtySegmentListEntry.Blink = NULL;
-  current->ReferenceCount = 1;
-  KeInitializeMutex(&current->Mutex, 0);
-  KeWaitForSingleObject(&current->Mutex,
-                        Executive,
-                        KernelMode,
-                        FALSE,
-                        NULL);
-  KeAcquireGuardedMutex(&ViewLock);
-
-  *CacheSeg = current;
-  /* There is window between the call to CcRosLookupCacheSegment
-   * and CcRosCreateCacheSegment. We must check if a segment on
-   * the fileoffset exist. If there exist a segment, we release
-   * our new created segment and return the existing one.
-   */
-  KeAcquireSpinLock(&Bcb->BcbLock, &oldIrql);
-  current_entry = Bcb->BcbSegmentListHead.Flink;
-  previous = NULL;
-  while (current_entry != &Bcb->BcbSegmentListHead)
-  {
-     current = CONTAINING_RECORD(current_entry, CACHE_SEGMENT,
-                                BcbSegmentListEntry);
-     if (current->FileOffset <= FileOffset &&
-       (current->FileOffset + Bcb->CacheSegmentSize) > FileOffset)
-     {
-       CcRosCacheSegmentIncRefCount(current);
-       KeReleaseSpinLock(&Bcb->BcbLock, oldIrql);
+    current = ExAllocateFromNPagedLookasideList(&CacheSegLookasideList);
+    current->Valid = FALSE;
+    current->Dirty = FALSE;
+    current->PageOut = FALSE;
+    current->FileOffset = ROUND_DOWN(FileOffset, Bcb->CacheSegmentSize);
+    current->Bcb = Bcb;
 #if DBG
 #if DBG
-       if ( Bcb->Trace )
-       {
-               DPRINT1("CacheMap 0x%p: deleting newly created Cache Segment 0x%p ( found existing one 0x%p )\n",
-                       Bcb,
-                       (*CacheSeg),
-                       current );
-       }
+    if ( Bcb->Trace )
+    {
+        DPRINT1("CacheMap 0x%p: new Cache Segment: 0x%p\n", Bcb, current );
+    }
 #endif
 #endif
-       KeReleaseMutex(&(*CacheSeg)->Mutex, 0);
-       KeReleaseGuardedMutex(&ViewLock);
-       ExFreeToNPagedLookasideList(&CacheSegLookasideList, *CacheSeg);
-       *CacheSeg = current;
+    current->MappedCount = 0;
+    current->DirtySegmentListEntry.Flink = NULL;
+    current->DirtySegmentListEntry.Blink = NULL;
+    current->ReferenceCount = 1;
+    KeInitializeMutex(&current->Mutex, 0);
     KeWaitForSingleObject(&current->Mutex,
                           Executive,
                           KernelMode,
                           FALSE,
                           NULL);
     KeWaitForSingleObject(&current->Mutex,
                           Executive,
                           KernelMode,
                           FALSE,
                           NULL);
-       return STATUS_SUCCESS;
-     }
-     if (current->FileOffset < FileOffset)
-     {
-        if (previous == NULL)
-       {
-          previous = current;
-       }
-       else
-       {
-          if (previous->FileOffset < current->FileOffset)
-          {
-             previous = current;
-          }
-       }
-     }
-     current_entry = current_entry->Flink;
-  }
-  /* There was no existing segment. */
-  current = *CacheSeg;
-  if (previous)
-  {
-     InsertHeadList(&previous->BcbSegmentListEntry, &current->BcbSegmentListEntry);
-  }
-  else
-  {
-     InsertHeadList(&Bcb->BcbSegmentListHead, &current->BcbSegmentListEntry);
-  }
-  KeReleaseSpinLock(&Bcb->BcbLock, oldIrql);
-  InsertTailList(&CacheSegmentListHead, &current->CacheSegmentListEntry);
-  InsertTailList(&CacheSegmentLRUListHead, &current->CacheSegmentLRUListEntry);
-  KeReleaseGuardedMutex(&ViewLock);
+    KeAcquireGuardedMutex(&ViewLock);
+
+    *CacheSeg = current;
+    /* There is window between the call to CcRosLookupCacheSegment
+     * and CcRosCreateCacheSegment. We must check if a segment on
+     * the fileoffset exist. If there exist a segment, we release
+     * our new created segment and return the existing one.
+     */
+    KeAcquireSpinLock(&Bcb->BcbLock, &oldIrql);
+    current_entry = Bcb->BcbSegmentListHead.Flink;
+    previous = NULL;
+    while (current_entry != &Bcb->BcbSegmentListHead)
+    {
+        current = CONTAINING_RECORD(current_entry, CACHE_SEGMENT,
+                                    BcbSegmentListEntry);
+        if (current->FileOffset <= FileOffset &&
+                (current->FileOffset + Bcb->CacheSegmentSize) > FileOffset)
+        {
+            CcRosCacheSegmentIncRefCount(current);
+            KeReleaseSpinLock(&Bcb->BcbLock, oldIrql);
+#if DBG
+            if ( Bcb->Trace )
+            {
+                DPRINT1("CacheMap 0x%p: deleting newly created Cache Segment 0x%p ( found existing one 0x%p )\n",
+                        Bcb,
+                        (*CacheSeg),
+                        current );
+            }
+#endif
+            KeReleaseMutex(&(*CacheSeg)->Mutex, 0);
+            KeReleaseGuardedMutex(&ViewLock);
+            ExFreeToNPagedLookasideList(&CacheSegLookasideList, *CacheSeg);
+            *CacheSeg = current;
+            KeWaitForSingleObject(&current->Mutex,
+                                  Executive,
+                                  KernelMode,
+                                  FALSE,
+                                  NULL);
+            return STATUS_SUCCESS;
+        }
+        if (current->FileOffset < FileOffset)
+        {
+            if (previous == NULL)
+            {
+                previous = current;
+            }
+            else
+            {
+                if (previous->FileOffset < current->FileOffset)
+                {
+                    previous = current;
+                }
+            }
+        }
+        current_entry = current_entry->Flink;
+    }
+    /* There was no existing segment. */
+    current = *CacheSeg;
+    if (previous)
+    {
+        InsertHeadList(&previous->BcbSegmentListEntry, &current->BcbSegmentListEntry);
+    }
+    else
+    {
+        InsertHeadList(&Bcb->BcbSegmentListHead, &current->BcbSegmentListEntry);
+    }
+    KeReleaseSpinLock(&Bcb->BcbLock, oldIrql);
+    InsertTailList(&CacheSegmentListHead, &current->CacheSegmentListEntry);
+    InsertTailList(&CacheSegmentLRUListHead, &current->CacheSegmentLRUListEntry);
+    KeReleaseGuardedMutex(&ViewLock);
 #ifdef CACHE_BITMAP
 #ifdef CACHE_BITMAP
-  KeAcquireSpinLock(&CiCacheSegMappingRegionLock, &oldIrql);
+    KeAcquireSpinLock(&CiCacheSegMappingRegionLock, &oldIrql);
 
 
-  StartingOffset = RtlFindClearBitsAndSet(&CiCacheSegMappingRegionAllocMap, Bcb->CacheSegmentSize / PAGE_SIZE, CiCacheSegMappingRegionHint);
+    StartingOffset = RtlFindClearBitsAndSet(&CiCacheSegMappingRegionAllocMap, Bcb->CacheSegmentSize / PAGE_SIZE, CiCacheSegMappingRegionHint);
 
 
-  if (StartingOffset == 0xffffffff)
-  {
-     DPRINT1("Out of CacheSeg mapping space\n");
-     KeBugCheck(CACHE_MANAGER);
-  }
+    if (StartingOffset == 0xffffffff)
+    {
+        DPRINT1("Out of CacheSeg mapping space\n");
+        KeBugCheck(CACHE_MANAGER);
+    }
 
 
-  current->BaseAddress = CiCacheSegMappingRegionBase + StartingOffset * PAGE_SIZE;
+    current->BaseAddress = CiCacheSegMappingRegionBase + StartingOffset * PAGE_SIZE;
 
 
-  if (CiCacheSegMappingRegionHint == StartingOffset)
-  {
-     CiCacheSegMappingRegionHint += Bcb->CacheSegmentSize / PAGE_SIZE;
-  }
+    if (CiCacheSegMappingRegionHint == StartingOffset)
+    {
+        CiCacheSegMappingRegionHint += Bcb->CacheSegmentSize / PAGE_SIZE;
+    }
 
 
-  KeReleaseSpinLock(&CiCacheSegMappingRegionLock, oldIrql);
+    KeReleaseSpinLock(&CiCacheSegMappingRegionLock, oldIrql);
 #else
 #else
-  MmLockAddressSpace(MmGetKernelAddressSpace());
-  current->BaseAddress = NULL;
-  Status = MmCreateMemoryArea(MmGetKernelAddressSpace(),
-                             0, // nothing checks for cache_segment mareas, so set to 0
-                             &current->BaseAddress,
-                             Bcb->CacheSegmentSize,
-                             PAGE_READWRITE,
-                             (PMEMORY_AREA*)&current->MemoryArea,
-                             FALSE,
-                             0,
-                             BoundaryAddressMultiple);
-  MmUnlockAddressSpace(MmGetKernelAddressSpace());
-  if (!NT_SUCCESS(Status))
-  {
-     KeBugCheck(CACHE_MANAGER);
-  }
+    MmLockAddressSpace(MmGetKernelAddressSpace());
+    current->BaseAddress = NULL;
+    Status = MmCreateMemoryArea(MmGetKernelAddressSpace(),
+                                0, // nothing checks for cache_segment mareas, so set to 0
+                                &current->BaseAddress,
+                                Bcb->CacheSegmentSize,
+                                PAGE_READWRITE,
+                                (PMEMORY_AREA*)&current->MemoryArea,
+                                FALSE,
+                                0,
+                                BoundaryAddressMultiple);
+    MmUnlockAddressSpace(MmGetKernelAddressSpace());
+    if (!NT_SUCCESS(Status))
+    {
+        KeBugCheck(CACHE_MANAGER);
+    }
 #endif
 
 #endif
 
-  /* Create a virtual mapping for this memory area */
-  MI_SET_USAGE(MI_USAGE_CACHE);
+    /* Create a virtual mapping for this memory area */
+    MI_SET_USAGE(MI_USAGE_CACHE);
 #if MI_TRACE_PFNS
 #if MI_TRACE_PFNS
-  PWCHAR pos = NULL;
-  ULONG len = 0;
-  if ((Bcb->FileObject) && (Bcb->FileObject->FileName.Buffer))
-  {
-    pos = wcsrchr(Bcb->FileObject->FileName.Buffer, '\\');
-    len = wcslen(pos) * sizeof(WCHAR);
-    if (pos) snprintf(MI_PFN_CURRENT_PROCESS_NAME, min(16, len), "%S", pos);
-  }   
+    PWCHAR pos = NULL;
+    ULONG len = 0;
+    if ((Bcb->FileObject) && (Bcb->FileObject->FileName.Buffer))
+    {
+        pos = wcsrchr(Bcb->FileObject->FileName.Buffer, '\\');
+        len = wcslen(pos) * sizeof(WCHAR);
+        if (pos) snprintf(MI_PFN_CURRENT_PROCESS_NAME, min(16, len), "%S", pos);
+    }
 #endif
 
 #endif
 
-  MmMapMemoryArea(current->BaseAddress, Bcb->CacheSegmentSize,
-      MC_CACHE, PAGE_READWRITE);
+    MmMapMemoryArea(current->BaseAddress, Bcb->CacheSegmentSize,
+                    MC_CACHE, PAGE_READWRITE);
 
 
-  return(STATUS_SUCCESS);
+    return(STATUS_SUCCESS);
 }
 
 NTSTATUS
 NTAPI
 }
 
 NTSTATUS
 NTAPI
-CcRosGetCacheSegmentChain(PBCB Bcb,
-                         ULONG FileOffset,
-                         ULONG Length,
-                         PCACHE_SEGMENT* CacheSeg)
+CcRosGetCacheSegmentChain (
+    PBCB Bcb,
+    ULONG FileOffset,
+    ULONG Length,
+    PCACHE_SEGMENT* CacheSeg)
 {
 {
-  PCACHE_SEGMENT current;
-  ULONG i;
-  PCACHE_SEGMENT* CacheSegList;
-  PCACHE_SEGMENT Previous = NULL;
+    PCACHE_SEGMENT current;
+    ULONG i;
+    PCACHE_SEGMENT* CacheSegList;
+    PCACHE_SEGMENT Previous = NULL;
 
 
-  ASSERT(Bcb);
+    ASSERT(Bcb);
 
 
-  DPRINT("CcRosGetCacheSegmentChain()\n");
+    DPRINT("CcRosGetCacheSegmentChain()\n");
 
 
-  Length = ROUND_UP(Length, Bcb->CacheSegmentSize);
+    Length = ROUND_UP(Length, Bcb->CacheSegmentSize);
 
 
-  CacheSegList = _alloca(sizeof(PCACHE_SEGMENT) *
-                       (Length / Bcb->CacheSegmentSize));
+    CacheSegList = _alloca(sizeof(PCACHE_SEGMENT) *
+                           (Length / Bcb->CacheSegmentSize));
 
 
-  /*
-   * Look for a cache segment already mapping the same data.
-   */
-  for (i = 0; i < (Length / Bcb->CacheSegmentSize); i++)
+    /*
+     * Look for a cache segment already mapping the same data.
+     */
+    for (i = 0; i < (Length / Bcb->CacheSegmentSize); i++)
     {
     {
-      ULONG CurrentOffset = FileOffset + (i * Bcb->CacheSegmentSize);
-      current = CcRosLookupCacheSegment(Bcb, CurrentOffset);
-      if (current != NULL)
-       {
-         KeAcquireGuardedMutex(&ViewLock);
-
-         /* Move to tail of LRU list */
-         RemoveEntryList(&current->CacheSegmentLRUListEntry);
-         InsertTailList(&CacheSegmentLRUListHead, &current->CacheSegmentLRUListEntry);
-
-         KeReleaseGuardedMutex(&ViewLock);
-
-         CacheSegList[i] = current;
-       }
-      else
-       {
-         CcRosCreateCacheSegment(Bcb, CurrentOffset, &current);
-         CacheSegList[i] = current;
-       }
+        ULONG CurrentOffset = FileOffset + (i * Bcb->CacheSegmentSize);
+        current = CcRosLookupCacheSegment(Bcb, CurrentOffset);
+        if (current != NULL)
+        {
+            KeAcquireGuardedMutex(&ViewLock);
+
+            /* Move to tail of LRU list */
+            RemoveEntryList(&current->CacheSegmentLRUListEntry);
+            InsertTailList(&CacheSegmentLRUListHead, &current->CacheSegmentLRUListEntry);
+
+            KeReleaseGuardedMutex(&ViewLock);
+
+            CacheSegList[i] = current;
+        }
+        else
+        {
+            CcRosCreateCacheSegment(Bcb, CurrentOffset, &current);
+            CacheSegList[i] = current;
+        }
     }
 
     }
 
-  for (i = 0; i < (Length / Bcb->CacheSegmentSize); i++)
+    for (i = 0; i < (Length / Bcb->CacheSegmentSize); i++)
     {
     {
-      if (i == 0)
-       {
-         *CacheSeg = CacheSegList[i];
-         Previous = CacheSegList[i];
-       }
-      else
-       {
-         Previous->NextInChain = CacheSegList[i];
-         Previous = CacheSegList[i];
-       }
+        if (i == 0)
+        {
+            *CacheSeg = CacheSegList[i];
+            Previous = CacheSegList[i];
+        }
+        else
+        {
+            Previous->NextInChain = CacheSegList[i];
+            Previous = CacheSegList[i];
+        }
     }
     }
-  ASSERT(Previous);
-  Previous->NextInChain = NULL;
+    ASSERT(Previous);
+    Previous->NextInChain = NULL;
 
 
-  return(STATUS_SUCCESS);
+    return(STATUS_SUCCESS);
 }
 
 NTSTATUS
 NTAPI
 }
 
 NTSTATUS
 NTAPI
-CcRosGetCacheSegment(PBCB Bcb,
-                    ULONG FileOffset,
-                    PULONG BaseOffset,
-                    PVOID* BaseAddress,
-                    PBOOLEAN UptoDate,
-                    PCACHE_SEGMENT* CacheSeg)
+CcRosGetCacheSegment (
+    PBCB Bcb,
+    ULONG FileOffset,
+    PULONG BaseOffset,
+    PVOID* BaseAddress,
+    PBOOLEAN UptoDate,
+    PCACHE_SEGMENT* CacheSeg)
 {
 {
-   PCACHE_SEGMENT current;
-   NTSTATUS Status;
-
-   ASSERT(Bcb);
-
-   DPRINT("CcRosGetCacheSegment()\n");
-
-   /*
-    * Look for a cache segment already mapping the same data.
-    */
-   current = CcRosLookupCacheSegment(Bcb, FileOffset);
-   if (current == NULL)
-   {
-     /*
-      * Otherwise create a new segment.
-      */
-      Status = CcRosCreateCacheSegment(Bcb, FileOffset, &current);
-      if (!NT_SUCCESS(Status))
-      {
-       return Status;
-      }
-   }
-
-   KeAcquireGuardedMutex(&ViewLock);
-
-   /* Move to the tail of the LRU list */
-   RemoveEntryList(&current->CacheSegmentLRUListEntry);
-   InsertTailList(&CacheSegmentLRUListHead, &current->CacheSegmentLRUListEntry);
-
-   KeReleaseGuardedMutex(&ViewLock);
-
-   /*
-    * Return information about the segment to the caller.
-    */
-   *UptoDate = current->Valid;
-   *BaseAddress = current->BaseAddress;
-   DPRINT("*BaseAddress %p\n", *BaseAddress);
-   *CacheSeg = current;
-   *BaseOffset = current->FileOffset;
-   return(STATUS_SUCCESS);
+    PCACHE_SEGMENT current;
+    NTSTATUS Status;
+
+    ASSERT(Bcb);
+
+    DPRINT("CcRosGetCacheSegment()\n");
+
+    /*
+     * Look for a cache segment already mapping the same data.
+     */
+    current = CcRosLookupCacheSegment(Bcb, FileOffset);
+    if (current == NULL)
+    {
+        /*
+         * Otherwise create a new segment.
+         */
+        Status = CcRosCreateCacheSegment(Bcb, FileOffset, &current);
+        if (!NT_SUCCESS(Status))
+        {
+            return Status;
+        }
+    }
+
+    KeAcquireGuardedMutex(&ViewLock);
+
+    /* Move to the tail of the LRU list */
+    RemoveEntryList(&current->CacheSegmentLRUListEntry);
+    InsertTailList(&CacheSegmentLRUListHead, &current->CacheSegmentLRUListEntry);
+
+    KeReleaseGuardedMutex(&ViewLock);
+
+    /*
+     * Return information about the segment to the caller.
+     */
+    *UptoDate = current->Valid;
+    *BaseAddress = current->BaseAddress;
+    DPRINT("*BaseAddress %p\n", *BaseAddress);
+    *CacheSeg = current;
+    *BaseOffset = current->FileOffset;
+    return(STATUS_SUCCESS);
 }
 
 }
 
-NTSTATUS NTAPI
-CcRosRequestCacheSegment(PBCB Bcb,
-                     ULONG FileOffset,
-                     PVOID* BaseAddress,
-                     PBOOLEAN UptoDate,
-                     PCACHE_SEGMENT* CacheSeg)
+NTSTATUS
+NTAPI
+CcRosRequestCacheSegment (
+    PBCB Bcb,
+    ULONG FileOffset,
+    PVOID* BaseAddress,
+    PBOOLEAN UptoDate,
+    PCACHE_SEGMENT* CacheSeg)
 /*
  * FUNCTION: Request a page mapping for a BCB
  */
 {
 /*
  * FUNCTION: Request a page mapping for a BCB
  */
 {
-  ULONG BaseOffset;
+    ULONG BaseOffset;
 
 
-  ASSERT(Bcb);
+    ASSERT(Bcb);
 
 
-  if ((FileOffset % Bcb->CacheSegmentSize) != 0)
+    if ((FileOffset % Bcb->CacheSegmentSize) != 0)
     {
     {
-      DPRINT1("Bad fileoffset %x should be multiple of %x",
-        FileOffset, Bcb->CacheSegmentSize);
-      KeBugCheck(CACHE_MANAGER);
+        DPRINT1("Bad fileoffset %x should be multiple of %x",
+                FileOffset, Bcb->CacheSegmentSize);
+        KeBugCheck(CACHE_MANAGER);
     }
 
     }
 
-  return(CcRosGetCacheSegment(Bcb,
-                          FileOffset,
-                          &BaseOffset,
-                          BaseAddress,
-                          UptoDate,
-                          CacheSeg));
+    return(CcRosGetCacheSegment(Bcb,
+                                FileOffset,
+                                &BaseOffset,
+                                BaseAddress,
+                                UptoDate,
+                                CacheSeg));
 }
 #ifdef CACHE_BITMAP
 #else
 }
 #ifdef CACHE_BITMAP
 #else
-static VOID
-CcFreeCachePage(PVOID Context, MEMORY_AREA* MemoryArea, PVOID Address,
-               PFN_NUMBER Page, SWAPENTRY SwapEntry, BOOLEAN Dirty)
+static
+VOID
+CcFreeCachePage (
+    PVOID Context,
+    MEMORY_AREA* MemoryArea,
+    PVOID Address,
+    PFN_NUMBER Page,
+    SWAPENTRY SwapEntry,
+    BOOLEAN Dirty)
 {
 {
-  ASSERT(SwapEntry == 0);
-  if (Page != 0)
+    ASSERT(SwapEntry == 0);
+    if (Page != 0)
     {
         ASSERT(MmGetReferenceCountPage(Page) == 1);
     {
         ASSERT(MmGetReferenceCountPage(Page) == 1);
-      MmReleasePageMemoryConsumer(MC_CACHE, Page);
+        MmReleasePageMemoryConsumer(MC_CACHE, Page);
     }
 }
 #endif
 NTSTATUS
     }
 }
 #endif
 NTSTATUS
-CcRosInternalFreeCacheSegment(PCACHE_SEGMENT CacheSeg)
+CcRosInternalFreeCacheSegment (
+    PCACHE_SEGMENT CacheSeg)
 /*
  * FUNCTION: Releases a cache segment associated with a BCB
  */
 {
 #ifdef CACHE_BITMAP
 /*
  * FUNCTION: Releases a cache segment associated with a BCB
  */
 {
 #ifdef CACHE_BITMAP
-  ULONG i;
-  ULONG RegionSize;
-  ULONG Base;
-  PFN_NUMBER Page;
-  KIRQL oldIrql;
+    ULONG i;
+    ULONG RegionSize;
+    ULONG Base;
+    PFN_NUMBER Page;
+    KIRQL oldIrql;
 #endif
 #endif
-  DPRINT("Freeing cache segment 0x%p\n", CacheSeg);
+    DPRINT("Freeing cache segment 0x%p\n", CacheSeg);
 #if DBG
 #if DBG
-       if ( CacheSeg->Bcb->Trace )
-       {
-               DPRINT1("CacheMap 0x%p: deleting Cache Segment: 0x%p\n", CacheSeg->Bcb, CacheSeg );
-       }
+    if ( CacheSeg->Bcb->Trace )
+    {
+        DPRINT1("CacheMap 0x%p: deleting Cache Segment: 0x%p\n", CacheSeg->Bcb, CacheSeg );
+    }
 #endif
 #ifdef CACHE_BITMAP
 #endif
 #ifdef CACHE_BITMAP
-  RegionSize = CacheSeg->Bcb->CacheSegmentSize / PAGE_SIZE;
+    RegionSize = CacheSeg->Bcb->CacheSegmentSize / PAGE_SIZE;
 
 
-  /* Unmap all the pages. */
-  for (i = 0; i < RegionSize; i++)
+    /* Unmap all the pages. */
+    for (i = 0; i < RegionSize; i++)
     {
     {
-      MmDeleteVirtualMapping(NULL,
-                            CacheSeg->BaseAddress + (i * PAGE_SIZE),
-                            FALSE,
-                            NULL,
-                            &Page);
-      MmReleasePageMemoryConsumer(MC_CACHE, Page);
+        MmDeleteVirtualMapping(NULL,
+                               CacheSeg->BaseAddress + (i * PAGE_SIZE),
+                               FALSE,
+                               NULL,
+                               &Page);
+        MmReleasePageMemoryConsumer(MC_CACHE, Page);
     }
 
     }
 
-  KeAcquireSpinLock(&CiCacheSegMappingRegionLock, &oldIrql);
-  /* Deallocate all the pages used. */
-  Base = (ULONG)(CacheSeg->BaseAddress - CiCacheSegMappingRegionBase) / PAGE_SIZE;
+    KeAcquireSpinLock(&CiCacheSegMappingRegionLock, &oldIrql);
+    /* Deallocate all the pages used. */
+    Base = (ULONG)(CacheSeg->BaseAddress - CiCacheSegMappingRegionBase) / PAGE_SIZE;
 
 
-  RtlClearBits(&CiCacheSegMappingRegionAllocMap, Base, RegionSize);
+    RtlClearBits(&CiCacheSegMappingRegionAllocMap, Base, RegionSize);
 
 
-  CiCacheSegMappingRegionHint = min (CiCacheSegMappingRegionHint, Base);
+    CiCacheSegMappingRegionHint = min (CiCacheSegMappingRegionHint, Base);
 
 
-  KeReleaseSpinLock(&CiCacheSegMappingRegionLock, oldIrql);
+    KeReleaseSpinLock(&CiCacheSegMappingRegionLock, oldIrql);
 #else
 #else
-  MmLockAddressSpace(MmGetKernelAddressSpace());
-  MmFreeMemoryArea(MmGetKernelAddressSpace(),
-                  CacheSeg->MemoryArea,
-                  CcFreeCachePage,
-                  NULL);
-  MmUnlockAddressSpace(MmGetKernelAddressSpace());
+    MmLockAddressSpace(MmGetKernelAddressSpace());
+    MmFreeMemoryArea(MmGetKernelAddressSpace(),
+                     CacheSeg->MemoryArea,
+                     CcFreeCachePage,
+                     NULL);
+    MmUnlockAddressSpace(MmGetKernelAddressSpace());
 #endif
 #endif
-  ExFreeToNPagedLookasideList(&CacheSegLookasideList, CacheSeg);
-  return(STATUS_SUCCESS);
+    ExFreeToNPagedLookasideList(&CacheSegLookasideList, CacheSeg);
+    return(STATUS_SUCCESS);
 }
 
 NTSTATUS
 NTAPI
 }
 
 NTSTATUS
 NTAPI
-CcRosFreeCacheSegment(PBCB Bcb, PCACHE_SEGMENT CacheSeg)
+CcRosFreeCacheSegment (
+    PBCB Bcb,
+    PCACHE_SEGMENT CacheSeg)
 {
 {
-  NTSTATUS Status;
-  KIRQL oldIrql;
-
-  ASSERT(Bcb);
-
-  DPRINT("CcRosFreeCacheSegment(Bcb 0x%p, CacheSeg 0x%p)\n",
-         Bcb, CacheSeg);
-
-  KeAcquireGuardedMutex(&ViewLock);
-  KeAcquireSpinLock(&Bcb->BcbLock, &oldIrql);
-  RemoveEntryList(&CacheSeg->BcbSegmentListEntry);
-  RemoveEntryList(&CacheSeg->CacheSegmentListEntry);
-  RemoveEntryList(&CacheSeg->CacheSegmentLRUListEntry);
-  if (CacheSeg->Dirty)
-  {
-     RemoveEntryList(&CacheSeg->DirtySegmentListEntry);
-     DirtyPageCount -= Bcb->CacheSegmentSize / PAGE_SIZE;
-
-  }
-  KeReleaseSpinLock(&Bcb->BcbLock, oldIrql);
-  KeReleaseGuardedMutex(&ViewLock);
-
-  Status = CcRosInternalFreeCacheSegment(CacheSeg);
-  return(Status);
+    NTSTATUS Status;
+    KIRQL oldIrql;
+
+    ASSERT(Bcb);
+
+    DPRINT("CcRosFreeCacheSegment(Bcb 0x%p, CacheSeg 0x%p)\n",
+           Bcb, CacheSeg);
+
+    KeAcquireGuardedMutex(&ViewLock);
+    KeAcquireSpinLock(&Bcb->BcbLock, &oldIrql);
+    RemoveEntryList(&CacheSeg->BcbSegmentListEntry);
+    RemoveEntryList(&CacheSeg->CacheSegmentListEntry);
+    RemoveEntryList(&CacheSeg->CacheSegmentLRUListEntry);
+    if (CacheSeg->Dirty)
+    {
+        RemoveEntryList(&CacheSeg->DirtySegmentListEntry);
+        DirtyPageCount -= Bcb->CacheSegmentSize / PAGE_SIZE;
+
+    }
+    KeReleaseSpinLock(&Bcb->BcbLock, oldIrql);
+    KeReleaseGuardedMutex(&ViewLock);
+
+    Status = CcRosInternalFreeCacheSegment(CacheSeg);
+    return(Status);
 }
 
 /*
  * @implemented
  */
 }
 
 /*
  * @implemented
  */
-VOID NTAPI
-CcFlushCache(IN PSECTION_OBJECT_POINTERS SectionObjectPointers,
-             IN PLARGE_INTEGER FileOffset OPTIONAL,
-             IN ULONG Length,
-             OUT PIO_STATUS_BLOCK IoStatus)
+VOID
+NTAPI
+CcFlushCache (
+    IN PSECTION_OBJECT_POINTERS SectionObjectPointers,
+    IN PLARGE_INTEGER FileOffset OPTIONAL,
+    IN ULONG Length,
+    OUT PIO_STATUS_BLOCK IoStatus)
 {
     PBCB Bcb;
     LARGE_INTEGER Offset;
 {
     PBCB Bcb;
     LARGE_INTEGER Offset;
@@ -1051,7 +1082,7 @@ CcFlushCache(IN PSECTION_OBJECT_POINTERS SectionObjectPointers,
                     }
                 }
                 KeReleaseMutex(&current->Mutex, 0);
                     }
                 }
                 KeReleaseMutex(&current->Mutex, 0);
-                
+
                 KeAcquireGuardedMutex(&ViewLock);
                 KeAcquireSpinLock(&Bcb->BcbLock, &oldIrql);
                 CcRosCacheSegmentDecRefCount(current);
                 KeAcquireGuardedMutex(&ViewLock);
                 KeAcquireSpinLock(&Bcb->BcbLock, &oldIrql);
                 CcRosCacheSegmentDecRefCount(current);
@@ -1081,7 +1112,9 @@ CcFlushCache(IN PSECTION_OBJECT_POINTERS SectionObjectPointers,
 
 NTSTATUS
 NTAPI
 
 NTSTATUS
 NTAPI
-CcRosDeleteFileCache(PFILE_OBJECT FileObject, PBCB Bcb)
+CcRosDeleteFileCache (
+    PFILE_OBJECT FileObject,
+    PBCB Bcb)
 /*
  * FUNCTION: Releases the BCB associated with a file object
  */
 /*
  * FUNCTION: Releases the BCB associated with a file object
  */
@@ -1152,284 +1185,295 @@ CcRosDeleteFileCache(PFILE_OBJECT FileObject, PBCB Bcb)
 
 VOID
 NTAPI
 
 VOID
 NTAPI
-CcRosReferenceCache(PFILE_OBJECT FileObject)
+CcRosReferenceCache (
+    PFILE_OBJECT FileObject)
 {
 {
-  PBCB Bcb;
-  KeAcquireGuardedMutex(&ViewLock);
-  Bcb = (PBCB)FileObject->SectionObjectPointer->SharedCacheMap;
-  ASSERT(Bcb);
-  if (Bcb->RefCount == 0)
-  {
-     ASSERT(Bcb->BcbRemoveListEntry.Flink != NULL);
-     RemoveEntryList(&Bcb->BcbRemoveListEntry);
-     Bcb->BcbRemoveListEntry.Flink = NULL;
-
-  }
-  else
-  {
-     ASSERT(Bcb->BcbRemoveListEntry.Flink == NULL);
-  }
-  Bcb->RefCount++;
-  KeReleaseGuardedMutex(&ViewLock);
+    PBCB Bcb;
+    KeAcquireGuardedMutex(&ViewLock);
+    Bcb = (PBCB)FileObject->SectionObjectPointer->SharedCacheMap;
+    ASSERT(Bcb);
+    if (Bcb->RefCount == 0)
+    {
+        ASSERT(Bcb->BcbRemoveListEntry.Flink != NULL);
+        RemoveEntryList(&Bcb->BcbRemoveListEntry);
+        Bcb->BcbRemoveListEntry.Flink = NULL;
+
+    }
+    else
+    {
+        ASSERT(Bcb->BcbRemoveListEntry.Flink == NULL);
+    }
+    Bcb->RefCount++;
+    KeReleaseGuardedMutex(&ViewLock);
 }
 
 VOID
 NTAPI
 }
 
 VOID
 NTAPI
-CcRosSetRemoveOnClose(PSECTION_OBJECT_POINTERS SectionObjectPointer)
+CcRosSetRemoveOnClose (
+    PSECTION_OBJECT_POINTERS SectionObjectPointer)
 {
 {
-  PBCB Bcb;
-  DPRINT("CcRosSetRemoveOnClose()\n");
-  KeAcquireGuardedMutex(&ViewLock);
-  Bcb = (PBCB)SectionObjectPointer->SharedCacheMap;
-  if (Bcb)
-  {
-    Bcb->RemoveOnClose = TRUE;
-    if (Bcb->RefCount == 0)
+    PBCB Bcb;
+    DPRINT("CcRosSetRemoveOnClose()\n");
+    KeAcquireGuardedMutex(&ViewLock);
+    Bcb = (PBCB)SectionObjectPointer->SharedCacheMap;
+    if (Bcb)
     {
     {
-      CcRosDeleteFileCache(Bcb->FileObject, Bcb);
+        Bcb->RemoveOnClose = TRUE;
+        if (Bcb->RefCount == 0)
+        {
+            CcRosDeleteFileCache(Bcb->FileObject, Bcb);
+        }
     }
     }
-  }
-  KeReleaseGuardedMutex(&ViewLock);
+    KeReleaseGuardedMutex(&ViewLock);
 }
 
 
 VOID
 NTAPI
 }
 
 
 VOID
 NTAPI
-CcRosDereferenceCache(PFILE_OBJECT FileObject)
+CcRosDereferenceCache (
+    PFILE_OBJECT FileObject)
 {
 {
-  PBCB Bcb;
-  KeAcquireGuardedMutex(&ViewLock);
-  Bcb = (PBCB)FileObject->SectionObjectPointer->SharedCacheMap;
-  ASSERT(Bcb);
-  if (Bcb->RefCount > 0)
-  {
-    Bcb->RefCount--;
-    if (Bcb->RefCount == 0)
+    PBCB Bcb;
+    KeAcquireGuardedMutex(&ViewLock);
+    Bcb = (PBCB)FileObject->SectionObjectPointer->SharedCacheMap;
+    ASSERT(Bcb);
+    if (Bcb->RefCount > 0)
     {
     {
-       MmFreeSectionSegments(Bcb->FileObject);
-          CcRosDeleteFileCache(FileObject, Bcb);
+        Bcb->RefCount--;
+        if (Bcb->RefCount == 0)
+        {
+            MmFreeSectionSegments(Bcb->FileObject);
+            CcRosDeleteFileCache(FileObject, Bcb);
+        }
     }
     }
-  }
-  KeReleaseGuardedMutex(&ViewLock);
+    KeReleaseGuardedMutex(&ViewLock);
 }
 
 }
 
-NTSTATUS NTAPI
-CcRosReleaseFileCache(PFILE_OBJECT FileObject)
+NTSTATUS
+NTAPI
+CcRosReleaseFileCache (
+    PFILE_OBJECT FileObject)
 /*
  * FUNCTION: Called by the file system when a handle to a file object
  * has been closed.
  */
 {
 /*
  * FUNCTION: Called by the file system when a handle to a file object
  * has been closed.
  */
 {
-  PBCB Bcb;
+    PBCB Bcb;
 
 
-  KeAcquireGuardedMutex(&ViewLock);
+    KeAcquireGuardedMutex(&ViewLock);
 
 
-  if (FileObject->SectionObjectPointer->SharedCacheMap != NULL)
-  {
-    Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
-    if (FileObject->PrivateCacheMap != NULL)
+    if (FileObject->SectionObjectPointer->SharedCacheMap != NULL)
     {
     {
-      FileObject->PrivateCacheMap = NULL;
-      if (Bcb->RefCount > 0)
-      {
-         Bcb->RefCount--;
-        if (Bcb->RefCount == 0)
-        {
-            MmFreeSectionSegments(Bcb->FileObject);
-              CcRosDeleteFileCache(FileObject, Bcb);
-        }
-      }
+        Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
+        if (FileObject->PrivateCacheMap != NULL)
+        {
+            FileObject->PrivateCacheMap = NULL;
+            if (Bcb->RefCount > 0)
+            {
+                Bcb->RefCount--;
+                if (Bcb->RefCount == 0)
+                {
+                    MmFreeSectionSegments(Bcb->FileObject);
+                    CcRosDeleteFileCache(FileObject, Bcb);
+                }
+            }
+        }
     }
     }
-  }
-  KeReleaseGuardedMutex(&ViewLock);
-  return(STATUS_SUCCESS);
+    KeReleaseGuardedMutex(&ViewLock);
+    return(STATUS_SUCCESS);
 }
 
 NTSTATUS
 NTAPI
 }
 
 NTSTATUS
 NTAPI
-CcTryToInitializeFileCache(PFILE_OBJECT FileObject)
+CcTryToInitializeFileCache (
+    PFILE_OBJECT FileObject)
 {
 {
-   PBCB Bcb;
-   NTSTATUS Status;
-
-   KeAcquireGuardedMutex(&ViewLock);
-
-   ASSERT(FileObject->SectionObjectPointer);
-   Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
-   if (Bcb == NULL)
-   {
-      Status = STATUS_UNSUCCESSFUL;
-   }
-   else
-   {
-      if (FileObject->PrivateCacheMap == NULL)
-      {
-         FileObject->PrivateCacheMap = Bcb;
-         Bcb->RefCount++;
-      }
-      if (Bcb->BcbRemoveListEntry.Flink != NULL)
-      {
-         RemoveEntryList(&Bcb->BcbRemoveListEntry);
-         Bcb->BcbRemoveListEntry.Flink = NULL;
-      }
-      Status = STATUS_SUCCESS;
-   }
-   KeReleaseGuardedMutex(&ViewLock);
-
-   return Status;
+    PBCB Bcb;
+    NTSTATUS Status;
+
+    KeAcquireGuardedMutex(&ViewLock);
+
+    ASSERT(FileObject->SectionObjectPointer);
+    Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
+    if (Bcb == NULL)
+    {
+        Status = STATUS_UNSUCCESSFUL;
+    }
+    else
+    {
+        if (FileObject->PrivateCacheMap == NULL)
+        {
+            FileObject->PrivateCacheMap = Bcb;
+            Bcb->RefCount++;
+        }
+        if (Bcb->BcbRemoveListEntry.Flink != NULL)
+        {
+            RemoveEntryList(&Bcb->BcbRemoveListEntry);
+            Bcb->BcbRemoveListEntry.Flink = NULL;
+        }
+        Status = STATUS_SUCCESS;
+    }
+    KeReleaseGuardedMutex(&ViewLock);
+
+    return Status;
 }
 
 
 }
 
 
-NTSTATUS NTAPI
-CcRosInitializeFileCache(PFILE_OBJECT FileObject,
-                         ULONG CacheSegmentSize,
-                         PCACHE_MANAGER_CALLBACKS CallBacks,
-                         PVOID LazyWriterContext)
+NTSTATUS
+NTAPI
+CcRosInitializeFileCache (
+    PFILE_OBJECT FileObject,
+    ULONG CacheSegmentSize,
+    PCACHE_MANAGER_CALLBACKS CallBacks,
+    PVOID LazyWriterContext)
 /*
  * FUNCTION: Initializes a BCB for a file object
  */
 {
 /*
  * FUNCTION: Initializes a BCB for a file object
  */
 {
-   PBCB Bcb;
+    PBCB Bcb;
 
 
-   Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
-   DPRINT("CcRosInitializeFileCache(FileObject 0x%p, Bcb 0x%p, CacheSegmentSize %d)\n",
+    Bcb = FileObject->SectionObjectPointer->SharedCacheMap;
+    DPRINT("CcRosInitializeFileCache(FileObject 0x%p, Bcb 0x%p, CacheSegmentSize %d)\n",
            FileObject, Bcb, CacheSegmentSize);
 
            FileObject, Bcb, CacheSegmentSize);
 
-   KeAcquireGuardedMutex(&ViewLock);
-   if (Bcb == NULL)
-   {
-       Bcb = ExAllocateFromNPagedLookasideList(&BcbLookasideList);
-       if (Bcb == NULL)
-       {
-           KeReleaseGuardedMutex(&ViewLock);
-           return(STATUS_UNSUCCESSFUL);
-       }
-       memset(Bcb, 0, sizeof(BCB));
-       ObReferenceObjectByPointer(FileObject,
-           FILE_ALL_ACCESS,
-           NULL,
-           KernelMode);
-       Bcb->FileObject = FileObject;
-       Bcb->CacheSegmentSize = CacheSegmentSize;
-       Bcb->Callbacks = CallBacks;
-       Bcb->LazyWriteContext = LazyWriterContext;
-       if (FileObject->FsContext)
-       {
-           Bcb->AllocationSize =
-               ((PFSRTL_COMMON_FCB_HEADER)FileObject->FsContext)->AllocationSize;
-           Bcb->FileSize =
-               ((PFSRTL_COMMON_FCB_HEADER)FileObject->FsContext)->FileSize;
-       }
-       KeInitializeSpinLock(&Bcb->BcbLock);
-       InitializeListHead(&Bcb->BcbSegmentListHead);
-       FileObject->SectionObjectPointer->SharedCacheMap = Bcb;
-   }
-   if (FileObject->PrivateCacheMap == NULL)
-   {
-       FileObject->PrivateCacheMap = Bcb;
-       Bcb->RefCount++;
-   }
-   if (Bcb->BcbRemoveListEntry.Flink != NULL)
-   {
-       RemoveEntryList(&Bcb->BcbRemoveListEntry);
-       Bcb->BcbRemoveListEntry.Flink = NULL;
-   }
-   KeReleaseGuardedMutex(&ViewLock);
-
-   return(STATUS_SUCCESS);
+    KeAcquireGuardedMutex(&ViewLock);
+    if (Bcb == NULL)
+    {
+        Bcb = ExAllocateFromNPagedLookasideList(&BcbLookasideList);
+        if (Bcb == NULL)
+        {
+            KeReleaseGuardedMutex(&ViewLock);
+            return(STATUS_UNSUCCESSFUL);
+        }
+        memset(Bcb, 0, sizeof(BCB));
+        ObReferenceObjectByPointer(FileObject,
+                                   FILE_ALL_ACCESS,
+                                   NULL,
+                                   KernelMode);
+        Bcb->FileObject = FileObject;
+        Bcb->CacheSegmentSize = CacheSegmentSize;
+        Bcb->Callbacks = CallBacks;
+        Bcb->LazyWriteContext = LazyWriterContext;
+        if (FileObject->FsContext)
+        {
+            Bcb->AllocationSize =
+                ((PFSRTL_COMMON_FCB_HEADER)FileObject->FsContext)->AllocationSize;
+            Bcb->FileSize =
+                ((PFSRTL_COMMON_FCB_HEADER)FileObject->FsContext)->FileSize;
+        }
+        KeInitializeSpinLock(&Bcb->BcbLock);
+        InitializeListHead(&Bcb->BcbSegmentListHead);
+        FileObject->SectionObjectPointer->SharedCacheMap = Bcb;
+    }
+    if (FileObject->PrivateCacheMap == NULL)
+    {
+        FileObject->PrivateCacheMap = Bcb;
+        Bcb->RefCount++;
+    }
+    if (Bcb->BcbRemoveListEntry.Flink != NULL)
+    {
+        RemoveEntryList(&Bcb->BcbRemoveListEntry);
+        Bcb->BcbRemoveListEntry.Flink = NULL;
+    }
+    KeReleaseGuardedMutex(&ViewLock);
+
+    return(STATUS_SUCCESS);
 }
 
 /*
  * @implemented
  */
 }
 
 /*
  * @implemented
  */
-PFILE_OBJECT NTAPI
-CcGetFileObjectFromSectionPtrs(IN PSECTION_OBJECT_POINTERS SectionObjectPointers)
+PFILE_OBJECT
+NTAPI
+CcGetFileObjectFromSectionPtrs (
+    IN PSECTION_OBJECT_POINTERS SectionObjectPointers)
 {
 {
-   PBCB Bcb;
-   if (SectionObjectPointers && SectionObjectPointers->SharedCacheMap)
-   {
-      Bcb = (PBCB)SectionObjectPointers->SharedCacheMap;
-      ASSERT(Bcb);
-      return Bcb->FileObject;
-   }
-   return NULL;
+    PBCB Bcb;
+    if (SectionObjectPointers && SectionObjectPointers->SharedCacheMap)
+    {
+        Bcb = (PBCB)SectionObjectPointers->SharedCacheMap;
+        ASSERT(Bcb);
+        return Bcb->FileObject;
+    }
+    return NULL;
 }
 
 VOID
 INIT_FUNCTION
 NTAPI
 }
 
 VOID
 INIT_FUNCTION
 NTAPI
-CcInitView(VOID)
+CcInitView (
+    VOID)
 {
 #ifdef CACHE_BITMAP
 {
 #ifdef CACHE_BITMAP
-  PMEMORY_AREA marea;
-  PVOID Buffer;
-  PHYSICAL_ADDRESS BoundaryAddressMultiple;
+    PMEMORY_AREA marea;
+    PVOID Buffer;
+    PHYSICAL_ADDRESS BoundaryAddressMultiple;
 #endif
 
 #endif
 
-  DPRINT("CcInitView()\n");
+    DPRINT("CcInitView()\n");
 #ifdef CACHE_BITMAP
 #ifdef CACHE_BITMAP
-  BoundaryAddressMultiple.QuadPart = 0;
-  CiCacheSegMappingRegionHint = 0;
-  CiCacheSegMappingRegionBase = NULL;
-
-  MmLockAddressSpace(MmGetKernelAddressSpace());
-
-  Status = MmCreateMemoryArea(MmGetKernelAddressSpace(),
-                             MEMORY_AREA_CACHE_SEGMENT,
-                             &CiCacheSegMappingRegionBase,
-                             CI_CACHESEG_MAPPING_REGION_SIZE,
-                             PAGE_READWRITE,
-                             &marea,
-                             FALSE,
-                             0,
-                             BoundaryAddressMultiple);
-  MmUnlockAddressSpace(MmGetKernelAddressSpace());
-  if (!NT_SUCCESS(Status))
+    BoundaryAddressMultiple.QuadPart = 0;
+    CiCacheSegMappingRegionHint = 0;
+    CiCacheSegMappingRegionBase = NULL;
+
+    MmLockAddressSpace(MmGetKernelAddressSpace());
+
+    Status = MmCreateMemoryArea(MmGetKernelAddressSpace(),
+                                MEMORY_AREA_CACHE_SEGMENT,
+                                &CiCacheSegMappingRegionBase,
+                                CI_CACHESEG_MAPPING_REGION_SIZE,
+                                PAGE_READWRITE,
+                                &marea,
+                                FALSE,
+                                0,
+                                BoundaryAddressMultiple);
+    MmUnlockAddressSpace(MmGetKernelAddressSpace());
+    if (!NT_SUCCESS(Status))
     {
     {
-      KeBugCheck(CACHE_MANAGER);
+        KeBugCheck(CACHE_MANAGER);
     }
 
     }
 
-  Buffer = ExAllocatePool(NonPagedPool, CI_CACHESEG_MAPPING_REGION_SIZE / (PAGE_SIZE * 8));
-  if (!Buffer)
-  {
-    KeBugCheck(CACHE_MANAGER);
-  }
+    Buffer = ExAllocatePool(NonPagedPool, CI_CACHESEG_MAPPING_REGION_SIZE / (PAGE_SIZE * 8));
+    if (!Buffer)
+    {
+        KeBugCheck(CACHE_MANAGER);
+    }
 
 
-  RtlInitializeBitMap(&CiCacheSegMappingRegionAllocMap, Buffer, CI_CACHESEG_MAPPING_REGION_SIZE / PAGE_SIZE);
-  RtlClearAllBits(&CiCacheSegMappingRegionAllocMap);
+    RtlInitializeBitMap(&CiCacheSegMappingRegionAllocMap, Buffer, CI_CACHESEG_MAPPING_REGION_SIZE / PAGE_SIZE);
+    RtlClearAllBits(&CiCacheSegMappingRegionAllocMap);
 
 
-  KeInitializeSpinLock(&CiCacheSegMappingRegionLock);
+    KeInitializeSpinLock(&CiCacheSegMappingRegionLock);
 #endif
 #endif
-  InitializeListHead(&CacheSegmentListHead);
-  InitializeListHead(&DirtySegmentListHead);
-  InitializeListHead(&CacheSegmentLRUListHead);
-  InitializeListHead(&ClosedListHead);
-  KeInitializeGuardedMutex(&ViewLock);
-  ExInitializeNPagedLookasideList (&iBcbLookasideList,
-                                  NULL,
-                                  NULL,
-                                  0,
-                                  sizeof(INTERNAL_BCB),
-                                  TAG_IBCB,
-                                  20);
-  ExInitializeNPagedLookasideList (&BcbLookasideList,
-                                  NULL,
-                                  NULL,
-                                  0,
-                                  sizeof(BCB),
-                                  TAG_BCB,
-                                  20);
-  ExInitializeNPagedLookasideList (&CacheSegLookasideList,
-                                  NULL,
-                                  NULL,
-                                  0,
-                                  sizeof(CACHE_SEGMENT),
-                                  TAG_CSEG,
-                                  20);
-
-  MmInitializeMemoryConsumer(MC_CACHE, CcRosTrimCache);
-
-  CcInitCacheZeroPage();
+    InitializeListHead(&CacheSegmentListHead);
+    InitializeListHead(&DirtySegmentListHead);
+    InitializeListHead(&CacheSegmentLRUListHead);
+    InitializeListHead(&ClosedListHead);
+    KeInitializeGuardedMutex(&ViewLock);
+    ExInitializeNPagedLookasideList (&iBcbLookasideList,
+                                     NULL,
+                                     NULL,
+                                     0,
+                                     sizeof(INTERNAL_BCB),
+                                     TAG_IBCB,
+                                     20);
+    ExInitializeNPagedLookasideList (&BcbLookasideList,
+                                     NULL,
+                                     NULL,
+                                     0,
+                                     sizeof(BCB),
+                                     TAG_BCB,
+                                     20);
+    ExInitializeNPagedLookasideList (&CacheSegLookasideList,
+                                     NULL,
+                                     NULL,
+                                     0,
+                                     sizeof(CACHE_SEGMENT),
+                                     TAG_CSEG,
+                                     20);
+
+    MmInitializeMemoryConsumer(MC_CACHE, CcRosTrimCache);
+
+    CcInitCacheZeroPage();
 
 }
 
 
 }