[WDF] Add Windows Driver Framework files

Takern from Microsoft GitHub repo:
d9c6040fe9

Licensed under MIT

sdk/lib/drivers/wdf/shared/inc/private/common/fxwmiprovider.hpp

@@ -0,0 +1,295 @@
+/*++
+
+Copyright (c) Microsoft Corporation
+
+Module Name:
+
+    FxWmiDataBlock.hpp
+
+Abstract:
+
+    This module implements the WMI data block object
+
+Author:
+
+
+
+
+Environment:
+
+    Both kernel and user mode
+
+Revision History:
+
+
+--*/
+
+#ifndef _FXWMIPROVIDER_H_
+#define _FXWMIPROVIDER_H_
+
+
+struct FxWmiProviderFunctionControlCallback : public FxCallback {
+
+    PFN_WDF_WMI_PROVIDER_FUNCTION_CONTROL m_Method;
+
+    FxWmiProviderFunctionControlCallback(
+        PFX_DRIVER_GLOBALS FxDriverGlobals
+        ) :
+        FxCallback(FxDriverGlobals),
+        m_Method(NULL)
+    {
+    }
+
+    ~FxWmiProviderFunctionControlCallback()
+    {
+    }
+
+    _Must_inspect_result_
+    NTSTATUS
+    Invoke(
+        __in WDFDEVICE Device,
+        __in WDFWMIPROVIDER WmiProvider,
+        __in WDF_WMI_PROVIDER_CONTROL Control,
+        __in BOOLEAN Enable
+        )
+    {
+        NTSTATUS status;
+
+        UNREFERENCED_PARAMETER(Device);
+
+        if (m_Method != NULL) {
+            CallbackStart();
+            status = m_Method(WmiProvider, Control, Enable);
+            CallbackEnd();
+        }
+        else {
+            status = STATUS_SUCCESS;
+        }
+
+        return status;
+    }
+};
+
+class FxWmiProvider : public FxNonPagedObject {
+
+    friend FxWmiIrpHandler;
+
+public:
+    FxWmiProvider(
+        __in PFX_DRIVER_GLOBALS FxDriverGlobals,
+        __in PWDF_WMI_PROVIDER_CONFIG Config,
+        __in CfxDevice* Device
+        );
+
+    ~FxWmiProvider();
+
+    static
+    _Must_inspect_result_
+    NTSTATUS
+    _Create(
+        __in PFX_DRIVER_GLOBALS CallersGlobals,
+        __in WDFDEVICE Device,
+        __in_opt PWDF_OBJECT_ATTRIBUTES ProviderAttributes,
+        __in PWDF_WMI_PROVIDER_CONFIG WmiProviderConfig,
+        __out WDFWMIPROVIDER* WmiProvider,
+        __out FxWmiProvider** Provider
+        );
+
+    CfxDevice*
+    GetDevice(
+        VOID
+        )
+    {
+        return m_Parent->GetDevice();
+    }
+
+    GUID*
+    GetGUID(
+        VOID
+        )
+    {
+        return &m_Guid;
+    }
+
+    ULONG
+    GetFlags(
+        VOID
+        )
+    {
+        return m_Flags;
+    }
+
+    ULONG
+    GetMinInstanceBufferSize(
+        VOID
+        )
+    {
+        return m_MinInstanceBufferSize;
+    }
+
+    ULONG
+    GetRegistrationFlagsLocked(
+        VOID
+        );
+
+    BOOLEAN
+    IsEventOnly(
+        VOID
+        )
+    {
+        return FLAG_TO_BOOL(m_Flags, WdfWmiProviderEventOnly);
+    }
+
+    BOOLEAN
+    IsEnabled(
+        __in WDF_WMI_PROVIDER_CONTROL Control
+        )
+    {
+        switch (Control) {
+        case WdfWmiEventControl:    return m_EventControlEnabled;
+        case WdfWmiInstanceControl: return m_DataBlockControlEnabled;
+        default:                        ASSERT(FALSE); return FALSE;
+        }
+    }
+
+    ULONGLONG
+    GetTracingHandle(
+        VOID
+        )
+    {
+        return m_TracingHandle;
+    }
+
+    VOID
+    SetTracingHandle(
+        __in ULONGLONG TracingHandle
+        )
+    {
+        m_TracingHandle = TracingHandle;
+    }
+
+    WDFWMIPROVIDER
+    GetHandle(
+        VOID
+        )
+    {
+        return (WDFWMIPROVIDER) GetObjectHandle();
+    }
+
+    BOOLEAN
+    IsFunctionControlSupported(
+        VOID
+        )
+    {
+        return m_FunctionControl.m_Method != NULL;
+    }
+
+    _Must_inspect_result_
+    NTSTATUS
+    FunctionControl(
+        __in WDF_WMI_PROVIDER_CONTROL Control,
+        __in BOOLEAN Enable
+        );
+
+    _Must_inspect_result_
+    NTSTATUS
+    AddInstance(
+         __in FxWmiInstance* Instance,
+         __in BOOLEAN NoErrorIfPresent = FALSE
+         );
+
+    VOID
+    RemoveInstance(
+        __in FxWmiInstance* Instance
+        );
+
+    ULONG
+    GetInstanceIndex(
+        __in FxWmiInstance* Instance
+        );
+
+     _Must_inspect_result_
+    FxWmiInstance*
+    GetInstanceReferenced(
+        __in ULONG Index,
+        __in PVOID Tag
+        );
+
+    _Must_inspect_result_
+    FxWmiInstance*
+    GetInstanceReferencedLocked(
+        __in ULONG Index,
+        __in PVOID Tag
+        );
+
+    // begin FxObject overrides
+    virtual
+    BOOLEAN
+    Dispose(
+        VOID
+        );
+    // end FxObject overrides
+
+protected:
+    enum AddInstanceAction {
+        AddInstanceToTail,
+        AddInstanceToHead
+    };
+
+    _Must_inspect_result_
+    NTSTATUS
+    AddInstanceLocked(
+        __in  FxWmiInstance* Instance,
+        __in  BOOLEAN NoErrorIfPresent,
+        __out PBOOLEAN Update,
+        __in  AddInstanceAction Action = AddInstanceToTail
+        );
+
+protected:
+    //
+    // List entry used by FxWmiIrpHandler to hold the list of WMI providers
+    //
+    LIST_ENTRY m_ListEntry;
+
+    LIST_ENTRY m_InstanceListHead;
+
+    ULONG m_NumInstances;
+
+    FxWmiIrpHandler* m_Parent;
+
+    GUID m_Guid;
+
+
+
+
+
+    ULONGLONG m_TracingHandle;
+
+    ULONG m_MinInstanceBufferSize;
+
+    union {
+        //
+        // Set with values from WDF_WMI_PROVIDER_FLAGS
+        //
+        ULONG m_Flags;
+
+        //
+        // Not used by the code, but by the debug extension
+        //
+        struct {
+            ULONG EventOnly : 1;
+            ULONG Expensive : 1;
+            ULONG Tracing : 1;
+        } m_FlagsByName;
+    };
+
+    FxWmiProviderFunctionControlCallback m_FunctionControl;
+
+    BOOLEAN m_EventControlEnabled;
+
+    BOOLEAN m_DataBlockControlEnabled;
+
+    BOOLEAN m_RemoveGuid;
+};
+
+#endif // _FXWMIPROVIDER_H_