windows-xp/Source/XPSP1/NT/net/wlbs/driver/trace.c

/*++

Copyright(c) 1998,99  Microsoft Corporation

Module Name:

	trace.c

Abstract:

	Windows Load Balancing Service (WLBS)
    Driver - support for WMI event tracing

History:

    4/01/01 JosephJ Created

--*/

#define  NLB_TRACING_ENABLED 1

#include <ntddk.h>
#include <wmistr.h>
#include <wlbsparm.h>
#include "trace.h"
#include "trace.tmh"


UINT            Trace_Skip_Initialization = 0;
PDRIVER_OBJECT  Trace_Saved_Driver_Object = NULL;

VOID
Trace_Initialize(
    PVOID                         driver_obj,
    PVOID                         registry_path
    )
{
    if (!Trace_Skip_Initialization)
    {
        PDRIVER_OBJECT DriverObject =  (PDRIVER_OBJECT) driver_obj;
        PUNICODE_STRING RegistryPath  = (PUNICODE_STRING) registry_path;
    
        Trace_Saved_Driver_Object = DriverObject;

        WPP_INIT_TRACING(DriverObject, RegistryPath);
    }
}

VOID
Trace_Deinitialize(VOID)
{
    if (Trace_Saved_Driver_Object != NULL)
    {
        WPP_CLEANUP(Trace_Saved_Driver_Object);
    }
}