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sys: FspFsextProvider

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This commit is contained in:
Bill Zissimopoulos
2019-06-18 16:11:38 -07:00
parent 2cd1bddafb
commit b637a72ec8
7 changed files with 129 additions and 21 deletions
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31
src/sys/device.c
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@ -325,6 +325,20 @@ static NTSTATUS FspFsvolDeviceInit(PDEVICE_OBJECT DeviceObject)
* to track what has been initialized!
*/
/* initialize any fsext provider */
if (0 != FsvolDeviceExtension->VolumeParams.FsextControlCode)
{
FSP_FSEXT_PROVIDER *Provider = FspFsextProvider(
FsvolDeviceExtension->VolumeParams.FsextControlCode);
if (0 != Provider)
{
Result = Provider->DeviceInit(DeviceObject, &FsvolDeviceExtension->VolumeParams);
if (!NT_SUCCESS(Result))
return Result;
FsvolDeviceExtension->InitDoneFsext = 1;
}
}
/* is there a virtual disk? */
if (0 != FsvolDeviceExtension->FsvrtDeviceObject)
{
@ -500,6 +514,15 @@ static VOID FspFsvolDeviceFini(PDEVICE_OBJECT DeviceObject)
if (0 != FsvolDeviceExtension->SwapVpb)
FspFreeExternal(FsvolDeviceExtension->SwapVpb);
}
/* finalize any fsext provider */
if (FsvolDeviceExtension->InitDoneFsext)
{
FSP_FSEXT_PROVIDER *Provider = FspFsextProvider(
FsvolDeviceExtension->VolumeParams.FsextControlCode);
if (0 != Provider)
Provider->DeviceFini(DeviceObject);
}
}
static VOID FspFsvolDeviceTimerRoutine(PDEVICE_OBJECT DeviceObject, PVOID Context)
@ -546,6 +569,14 @@ static VOID FspFsvolDeviceExpirationRoutine(PVOID Context)
FspMetaCacheInvalidateExpired(FsvolDeviceExtension->SecurityCache, InterruptTime);
FspMetaCacheInvalidateExpired(FsvolDeviceExtension->DirInfoCache, InterruptTime);
FspMetaCacheInvalidateExpired(FsvolDeviceExtension->StreamInfoCache, InterruptTime);
/* run any fsext provider expiration routine */
if (0 != FsvolDeviceExtension->VolumeParams.FsextControlCode)
{
FSP_FSEXT_PROVIDER *Provider = FspFsextProvider(
FsvolDeviceExtension->VolumeParams.FsextControlCode);
if (0 != Provider)
Provider->DeviceExpirationRoutine(DeviceObject, InterruptTime);
}
FspIoqRemoveExpired(FsvolDeviceExtension->Ioq, InterruptTime);
KeAcquireSpinLock(&FsvolDeviceExtension->ExpirationLock, &Irql);