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//Copyright (C) Microsoft Corporation, All Rights Reserved.
//
//Abstract:
//
// This module contains the implementation of entry and exit point of pedometer sample driver.
//
//Environment:
//
// Windows User-Mode Driver Framework (UMDF)
#include "Device.h"
#include "Driver.h"
#include "Driver.tmh"
// This routine is the driver initialization entry point.
NTSTATUS
DriverEntry(
_In_ PDRIVER_OBJECT DriverObject, // Pointer to the driver object created by the I/O manager
_In_ PUNICODE_STRING RegistryPath // Pointer to the driver specific registry key
)
{
WDF_DRIVER_CONFIG DriverConfig;
NTSTATUS Status = STATUS_SUCCESS;
// Initialize WPP Tracing
WPP_INIT_TRACING(DriverObject, NULL);
SENSOR_FunctionEnter();
DriverConfig.DriverPoolTag = SENSOR_POOL_TAG_PEDOMETER;
// Initialize the driver configuration structure.
WDF_DRIVER_CONFIG_INIT(&DriverConfig, PedometerDevice::OnDeviceAdd);
DriverConfig.EvtDriverUnload = OnDriverUnload;
// Create a framework driver object to represent our driver.
Status = WdfDriverCreate(DriverObject,
RegistryPath,
WDF_NO_OBJECT_ATTRIBUTES,
&DriverConfig,
WDF_NO_HANDLE);
if (!NT_SUCCESS(Status))
{
TraceError("PED %!FUNC! WdfDriverCreate failed: %!STATUS!", Status);
goto Exit;
}
Exit:
SENSOR_FunctionExit(Status);
return Status;
}
// This routine is called when the driver unloads.
VOID
OnDriverUnload(
_In_ WDFDRIVER Driver // Driver object
)
{
SENSOR_FunctionEnter();
SENSOR_FunctionExit(STATUS_SUCCESS);
// WPP_CLEANUP doesn't actually use the Driver parameter
// So we need to set it as unreferenced.
UNREFERENCED_PARAMETER(Driver);
WPP_CLEANUP(WdfDriverWdmGetDriverObject(Driver));
return;
}
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