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sys,dll: FSP_FSCTL_UNLOAD

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This commit is contained in:
Bill Zissimopoulos
2022-08-18 11:05:45 +01:00
parent 005d3e4fb0
commit 9670caa3fe
16 changed files with 445 additions and 69 deletions
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34
src/sys/device.c
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@ -30,6 +30,7 @@ NTSTATUS FspDeviceCreate(UINT32 Kind, ULONG ExtraSize,
PDEVICE_OBJECT *PDeviceObject);
NTSTATUS FspDeviceInitialize(PDEVICE_OBJECT DeviceObject);
VOID FspDeviceDelete(PDEVICE_OBJECT DeviceObject);
VOID FspDeviceDoIoDeleteDevice(PDEVICE_OBJECT DeviceObject);
BOOLEAN FspDeviceReference(PDEVICE_OBJECT DeviceObject);
VOID FspDeviceDereference(PDEVICE_OBJECT DeviceObject);
_IRQL_requires_(DISPATCH_LEVEL)
@ -67,13 +68,13 @@ NTSTATUS FspDeviceCopyList(
PDEVICE_OBJECT **PDeviceObjects, PULONG PDeviceObjectCount);
VOID FspDeviceDeleteList(
PDEVICE_OBJECT *DeviceObjects, ULONG DeviceObjectCount);
VOID FspDeviceDeleteAll(VOID);
#ifdef ALLOC_PRAGMA
#pragma alloc_text(PAGE, FspDeviceCreateSecure)
#pragma alloc_text(PAGE, FspDeviceCreate)
#pragma alloc_text(PAGE, FspDeviceInitialize)
#pragma alloc_text(PAGE, FspDeviceDelete)
#pragma alloc_text(PAGE, FspDeviceDoIoDeleteDevice)
#pragma alloc_text(PAGE, FspFsvolDeviceInit)
#pragma alloc_text(PAGE, FspFsvolDeviceFini)
#pragma alloc_text(PAGE, FspFsvolDeviceCopyContextList)
@ -92,7 +93,6 @@ VOID FspDeviceDeleteAll(VOID);
#pragma alloc_text(PAGE, FspFsmupDeviceFini)
#pragma alloc_text(PAGE, FspDeviceCopyList)
#pragma alloc_text(PAGE, FspDeviceDeleteList)
#pragma alloc_text(PAGE, FspDeviceDeleteAll)
#endif
NTSTATUS FspDeviceCreateSecure(UINT32 Kind, ULONG ExtraSize,
@ -218,13 +218,23 @@ VOID FspDeviceDelete(PDEVICE_OBJECT DeviceObject)
return;
}
FspDeviceDoIoDeleteDevice(DeviceObject);
#if DBG
#pragma prefast(suppress:28175, "Debugging only: ok to access DeviceObject->Size")
RtlFillMemory(&DeviceExtension->Kind,
(PUINT8)DeviceObject + DeviceObject->Size - (PUINT8)&DeviceExtension->Kind, 0xBD);
#endif
}
IoDeleteDevice(DeviceObject);
VOID FspDeviceDoIoDeleteDevice(PDEVICE_OBJECT DeviceObject)
{
PAGED_CODE();
FSP_DEVICE_EXTENSION *DeviceExtension = FspDeviceExtension(DeviceObject);
if (0 == InterlockedCompareExchange(&DeviceExtension->DidIoDeleteDevice, 1, 0))
IoDeleteDevice(DeviceObject);
}
BOOLEAN FspDeviceReference(PDEVICE_OBJECT DeviceObject)
@ -942,22 +952,4 @@ VOID FspDeviceDeleteList(
FspFree(DeviceObjects);
}
VOID FspDeviceDeleteAll(VOID)
{
PAGED_CODE();
NTSTATUS Result;
PDEVICE_OBJECT *DeviceObjects = 0;
ULONG DeviceObjectCount = 0;
Result = FspDeviceCopyList(&DeviceObjects, &DeviceObjectCount);
if (!NT_SUCCESS(Result))
return;
for (ULONG i = 0; DeviceObjectCount > i; i++)
FspDeviceDelete(DeviceObjects[i]);
FspDeviceDeleteList(DeviceObjects, DeviceObjectCount);
}
FAST_MUTEX FspDeviceGlobalMutex;