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sys: ProcessBuffer: conditional usage

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This commit is contained in:
Bill Zissimopoulos
2017-02-23 16:36:21 -08:00
parent 4b43cc590f
commit 28f97c2619
4 changed files with 31 additions and 33 deletions
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40
src/sys/driver.h
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@ -1056,23 +1056,6 @@ FSP_FSVOL_DEVICE_EXTENSION *FspFsvolDeviceExtension(PDEVICE_OBJECT DeviceObject)
ASSERT(FspFsvolDeviceExtensionKind == ((FSP_DEVICE_EXTENSION *)DeviceObject->DeviceExtension)->Kind);
return DeviceObject->DeviceExtension;
}
static inline
BOOLEAN FspFsvolDeviceReadShouldUseProcessBuffer(PDEVICE_OBJECT FsvolDeviceObject, SIZE_T BufferSize)
{
return FspProcessBufferSizeMax >= BufferSize ||
FspFsvolDeviceExtension(FsvolDeviceObject)->VolumeParams.AlwaysUseDoubleBuffering;
}
static inline
BOOLEAN FspFsvolDeviceWriteShouldUseProcessBuffer(PDEVICE_OBJECT FsvolDeviceObject, SIZE_T BufferSize)
{
return FspProcessBufferSizeMax >= BufferSize ||
FspFsvolDeviceExtension(FsvolDeviceObject)->VolumeParams.AlwaysUseDoubleBuffering;
}
static inline
BOOLEAN FspFsvolDeviceQueryDirectoryShouldUseProcessBuffer(PDEVICE_OBJECT FsvolDeviceObject, SIZE_T BufferSize)
{
return FspFsvolDeviceReadShouldUseProcessBuffer(FsvolDeviceObject, BufferSize);
}
NTSTATUS FspDeviceCreateSecure(UINT32 Kind, ULONG ExtraSize,
PUNICODE_STRING DeviceName, DEVICE_TYPE DeviceType, ULONG DeviceCharacteristics,
PUNICODE_STRING DeviceSddl, LPCGUID DeviceClassGuid,
@ -1138,6 +1121,29 @@ VOID FspDeviceGlobalUnlock(VOID)
//(FILE_DEVICE_DISK_FILE_SYSTEM == (DeviceObject)->DeviceType ?\
// STATUS_VOLUME_DISMOUNTED : STATUS_DEVICE_NOT_CONNECTED)
/* process buffers conditional usage */
static inline
BOOLEAN FspReadIrpShouldUseProcessBuffer(PIRP Irp, SIZE_T BufferSize)
{
ASSERT(0 != Irp);
return FspProcessBufferSizeMax >= BufferSize ||
FspFsvolDeviceExtension(IoGetCurrentIrpStackLocation(Irp)->DeviceObject)->
VolumeParams.AlwaysUseDoubleBuffering;
}
static inline
BOOLEAN FspWriteIrpShouldUseProcessBuffer(PIRP Irp, SIZE_T BufferSize)
{
ASSERT(0 != Irp);
return FspProcessBufferSizeMax >= BufferSize ||
FspFsvolDeviceExtension(IoGetCurrentIrpStackLocation(Irp)->DeviceObject)->
VolumeParams.AlwaysUseDoubleBuffering;
}
static inline
BOOLEAN FspQueryDirectoryIrpShouldUseProcessBuffer(PIRP Irp, SIZE_T BufferSize)
{
return FspReadIrpShouldUseProcessBuffer(Irp, BufferSize);
}
/* volume management */
#define FspVolumeTransactEarlyTimeout (1 * 10000ULL)
NTSTATUS FspVolumeCreate(