update for HEAD-2003021201

[reactos.git] / drivers / fs / vfat / shutdown.c

diff --git a/drivers/fs/vfat/shutdown.c b/drivers/fs/vfat/shutdown.c
index c4be53e..f709406 100644 (file)
--- a/drivers/fs/vfat/shutdown.c
+++ b/drivers/fs/vfat/shutdown.c
@@ -22,29 +22,43 @@ NTSTATUS STDCALL
 VfatShutdown(PDEVICE_OBJECT DeviceObject, PIRP Irp)
 {
    NTSTATUS Status;
+   PLIST_ENTRY ListEntry;
+   PDEVICE_EXTENSION DeviceExt;
 
    DPRINT("VfatShutdown(DeviceObject %x, Irp %x)\n",DeviceObject, Irp);
 
-#if 0
    /* FIXME: block new mount requests */
 
-
-   /* FIXME: Traverse list of logical volumes. For each volume: */
-     {
-       /* FIXME: acquire vcb resource exclusively */
-
-       /* FIXME: Flush logical volume */
-
-       /* FIXME: send IRP_MJ_SHUTDOWN to each volume */
-
-       /* FIXME: wait for completion of IRP_MJ_SHUTDOWN */
-
-       /* FIXME: release vcb resource */
-     }
-
-#endif
-
-   Status = STATUS_SUCCESS;
+   if (DeviceObject == VfatGlobalData->DeviceObject)
+   {
+      Irp->IoStatus.Status = STATUS_SUCCESS;
+      ExAcquireResourceExclusiveLite(&VfatGlobalData->VolumeListLock, TRUE);
+      ListEntry = VfatGlobalData->VolumeListHead.Flink;
+      while (ListEntry != &VfatGlobalData->VolumeListHead)
+      {
+         DeviceExt = CONTAINING_RECORD(ListEntry, VCB, VolumeListEntry);
+         ListEntry = ListEntry->Flink;
+
+        ExAcquireResourceExclusiveLite(&DeviceExt->DirResource, TRUE);
+         Status = VfatFlushVolume(DeviceExt, DeviceExt->VolumeFcb);
+         ExReleaseResourceLite(&DeviceExt->DirResource);
+        if (!NT_SUCCESS(Status))
+        {
+           DPRINT1("VfatFlushVolume failed, status = %x\n", Status);
+           Irp->IoStatus.Status = Status;
+        }
+         /* FIXME: Unmount the logical volume */
+
+        ExReleaseResourceLite(&VfatGlobalData->VolumeListLock);
+      }
+      /* FIXME: Free all global acquired resources */
+
+      Status = Irp->IoStatus.Status;
+   }
+   else
+   {
+      Status = STATUS_INVALID_DEVICE_REQUEST;
+   }
 
    Irp->IoStatus.Status = Status;
    Irp->IoStatus.Information = 0;