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inc,sys,tst: FSP_FSCTL_VOLUME_PARAMS::RejectIrpPriorToTransact

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This commit is contained in:
Bill Zissimopoulos
2020-02-03 14:59:23 -08:00
parent 9e32fed598
commit 51350d5a42
7 changed files with 54 additions and 6 deletions
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17
src/sys/driver.h
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@ -1082,6 +1082,7 @@ typedef struct
FSP_FSEXT_PROVIDER *Provider;
UNICODE_STRING VolumePrefix;
UNICODE_PREFIX_TABLE_ENTRY VolumePrefixEntry;
LONG ReadyToAcceptIrp;
FSP_IOQ *Ioq;
FSP_META_CACHE *SecurityCache;
FSP_META_CACHE *DirInfoCache;
@ -1182,6 +1183,22 @@ BOOLEAN FspFsvolDeviceTryGetVolumeInfo(PDEVICE_OBJECT DeviceObject, FSP_FSCTL_VO
VOID FspFsvolDeviceSetVolumeInfo(PDEVICE_OBJECT DeviceObject, const FSP_FSCTL_VOLUME_INFO *VolumeInfo);
VOID FspFsvolDeviceInvalidateVolumeInfo(PDEVICE_OBJECT DeviceObject);
static inline
BOOLEAN FspFsvolDeviceReadyToAcceptIrp(PDEVICE_OBJECT DeviceObject)
{
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(DeviceObject);
if (!FsvolDeviceExtension->VolumeParams.RejectIrpPriorToTransact)
return TRUE;
return 0 != InterlockedCompareExchange(&FsvolDeviceExtension->ReadyToAcceptIrp, 0, 0);
}
static inline
VOID FspFsvolDeviceSetReadyToAcceptIrp(PDEVICE_OBJECT DeviceObject)
{
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(DeviceObject);
if (!FsvolDeviceExtension->VolumeParams.RejectIrpPriorToTransact)
return;
InterlockedExchange(&FsvolDeviceExtension->ReadyToAcceptIrp, 1);
}
static inline
BOOLEAN FspFsvolDeviceVolumePrefixInString(PDEVICE_OBJECT DeviceObject, PUNICODE_STRING String)
{
return RtlPrefixUnicodeString(&FspFsvolDeviceExtension(DeviceObject)->VolumePrefix, String,