#include <ntddk.h>
#include <wdf.h>
DRIVER_INITIALIZE DriverEntry;
EVT_WDF_DRIVER_DEVICE_ADD KmdfHelloWorldEvtDeviceAdd;
NTSTATUS
DriverEntry(
_In_ PDRIVER_OBJECT DriverObject,
_In_ PUNICODE_STRING RegistryPath
)
{
// NTSTATUS variable to record success or failure
NTSTATUS status = STATUS_SUCCESS;
// Allocate the driver configuration object
WDF_DRIVER_CONFIG config;
// Print "Hello World" for DriverEntry
KdPrintEx((DPFLTR_IHVDRIVER_ID, DPFLTR_INFO_LEVEL, "KmdfHelloWorld: DriverEntry\n"));
// Initialize the driver configuration object to register the
// entry point for the EvtDeviceAdd callback, KmdfHelloWorldEvtDeviceAdd
WDF_DRIVER_CONFIG_INIT(&config,
KmdfHelloWorldEvtDeviceAdd
);
// Finally, create the driver object
status = WdfDriverCreate(DriverObject,
RegistryPath,
WDF_NO_OBJECT_ATTRIBUTES,
&config,
WDF_NO_HANDLE
);
return status;
}
NTSTATUS
KmdfHelloWorldEvtDeviceAdd(
_In_ WDFDRIVER Driver,
_Inout_ PWDFDEVICE_INIT DeviceInit
)
{
// We're not using the driver object,
// so we need to mark it as unreferenced
UNREFERENCED_PARAMETER(Driver);
NTSTATUS status;
// Allocate the device object
WDFDEVICE hDevice;
// Print "Hello World"
KdPrintEx((DPFLTR_IHVDRIVER_ID, DPFLTR_INFO_LEVEL, "KmdfHelloWorld: KmdfHelloWorldEvtDeviceAdd\n"));
// Create the device object
status = WdfDeviceCreate(&DeviceInit,
WDF_NO_OBJECT_ATTRIBUTES,
&hDevice
);
return status;
}
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