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Macros
#define	TRACE_LEVEL_NONE 0

#define	TRACE_LEVEL_CRITICAL 1

#define	TRACE_LEVEL_FATAL 1

#define	TRACE_LEVEL_ERROR 2

#define	TRACE_LEVEL_WARNING 3

#define	TRACE_LEVEL_INFORMATION 4

#define	TRACE_LEVEL_VERBOSE 5

#define	TRACE_LEVEL_RESERVED6 6

#define	TRACE_LEVEL_RESERVED7 7

#define	TRACE_LEVEL_RESERVED8 8

#define	TRACE_LEVEL_RESERVED9 9

#define	TRACINGDEVICE 0x00000001

#define	TRACINGOBJECT 0x00000002

#define	TRACINGAPIERROR 0x00000004

#define	TRACINGHANDLE 0x00000008

#define	TRACINGPOOL 0x00000010

#define	TRACINGERROR 0x00000020

#define	TRACINGUSEROBJECT 0x00000040

#define	TRACINGREQUEST 0x00000080

#define	TRACINGIO 0x00000100

#define	TRACINGPNP 0x00000200

#define	TRACINGDRIVER 0x00001000

#define	TRACINGPNPPOWERSTATES 0x00002000

#define	TRACINGDMA 0x00004000

#define	TRACINGIOTARGET 0x00008000

#define	WPP_INIT_TRACING(DriverObject, RegistryPath)

#define	WPP_CLEANUP(DriverObject)

Functions
void __cdecl	DoTraceLevelMessage (__in PVOID FxDriverGlobals, __in ULONG DebugPrintLevel, __in ULONG DebugPrintFlag, __drv_formatString(FormatMessage) __in PCSTR DebugMessage,...)

Variables
ULONG	DebugLevel

ULONG	DebugFlag

Macro Definition Documentation

◆ TRACE_LEVEL_CRITICAL

#define TRACE_LEVEL_CRITICAL 1

Definition at line 42 of file dbgtrace.h.

◆ TRACE_LEVEL_ERROR

#define TRACE_LEVEL_ERROR 2

Definition at line 44 of file dbgtrace.h.

◆ TRACE_LEVEL_FATAL

#define TRACE_LEVEL_FATAL 1

Definition at line 43 of file dbgtrace.h.

◆ TRACE_LEVEL_INFORMATION

#define TRACE_LEVEL_INFORMATION 4

Definition at line 46 of file dbgtrace.h.

◆ TRACE_LEVEL_NONE

#define TRACE_LEVEL_NONE 0

Definition at line 41 of file dbgtrace.h.

◆ TRACE_LEVEL_RESERVED6

#define TRACE_LEVEL_RESERVED6 6

Definition at line 48 of file dbgtrace.h.

◆ TRACE_LEVEL_RESERVED7

#define TRACE_LEVEL_RESERVED7 7

Definition at line 49 of file dbgtrace.h.

◆ TRACE_LEVEL_RESERVED8

#define TRACE_LEVEL_RESERVED8 8

Definition at line 50 of file dbgtrace.h.

◆ TRACE_LEVEL_RESERVED9

#define TRACE_LEVEL_RESERVED9 9

Definition at line 51 of file dbgtrace.h.

◆ TRACE_LEVEL_VERBOSE

#define TRACE_LEVEL_VERBOSE 5

Definition at line 47 of file dbgtrace.h.

◆ TRACE_LEVEL_WARNING

#define TRACE_LEVEL_WARNING 3

Definition at line 45 of file dbgtrace.h.

◆ TRACINGAPIERROR

#define TRACINGAPIERROR 0x00000004

Definition at line 60 of file dbgtrace.h.

◆ TRACINGDEVICE

#define TRACINGDEVICE 0x00000001

Definition at line 58 of file dbgtrace.h.

◆ TRACINGDMA

#define TRACINGDMA 0x00004000

Definition at line 71 of file dbgtrace.h.

◆ TRACINGDRIVER

#define TRACINGDRIVER 0x00001000

Definition at line 68 of file dbgtrace.h.

◆ TRACINGERROR

#define TRACINGERROR 0x00000020

Definition at line 63 of file dbgtrace.h.

◆ TRACINGHANDLE

#define TRACINGHANDLE 0x00000008

Definition at line 61 of file dbgtrace.h.

◆ TRACINGIO

#define TRACINGIO 0x00000100

Definition at line 66 of file dbgtrace.h.

◆ TRACINGIOTARGET

#define TRACINGIOTARGET 0x00008000

Definition at line 72 of file dbgtrace.h.

◆ TRACINGOBJECT

#define TRACINGOBJECT 0x00000002

Definition at line 59 of file dbgtrace.h.

◆ TRACINGPNP

#define TRACINGPNP 0x00000200

Definition at line 67 of file dbgtrace.h.

◆ TRACINGPNPPOWERSTATES

#define TRACINGPNPPOWERSTATES 0x00002000

Definition at line 69 of file dbgtrace.h.

◆ TRACINGPOOL

#define TRACINGPOOL 0x00000010

Definition at line 62 of file dbgtrace.h.

◆ TRACINGREQUEST

#define TRACINGREQUEST 0x00000080

Definition at line 65 of file dbgtrace.h.

◆ TRACINGUSEROBJECT

#define TRACINGUSEROBJECT 0x00000040

Definition at line 64 of file dbgtrace.h.

◆ WPP_CLEANUP

#define WPP_CLEANUP ( DriverObject )

Definition at line 96 of file dbgtrace.h.

◆ WPP_INIT_TRACING

#define WPP_INIT_TRACING	(	DriverObject,
		RegistryPath
	)

Definition at line 95 of file dbgtrace.h.

Function Documentation

◆ DoTraceLevelMessage()

void __cdecl DoTraceLevelMessage	(	__in PVOID	FxDriverGlobals,
		__in ULONG	DebugPrintLevel,
		__in ULONG	DebugPrintFlag,
		__drv_formatString(FormatMessage) __in PCSTR	DebugMessage,
			...
	)

Definition at line 34 of file dbgtrace.cpp.

 {
#if DBG
    UNREFERENCED_PARAMETER(FxDriverGlobals);
 
#define     TEMP_BUFFER_SIZE        1024
    va_list    list;
    CHAR       debugMessageBuffer[TEMP_BUFFER_SIZE];
    NTSTATUS   status;
 
    va_start(list, DebugMessage);
 
    if (DebugMessage) {
 
        //
        // Using new safe string functions instead of _vsnprintf.
        // This function takes care of NULL terminating if the message
        // is longer than the buffer.
        //
#if FX_CORE_MODE==FX_CORE_KERNEL_MODE
        status = RtlStringCbVPrintfA( debugMessageBuffer,
                                      sizeof(debugMessageBuffer),
                                      DebugMessage,
                                      list );
#else
        HRESULT hr;
        hr = StringCbVPrintfA( debugMessageBuffer,
                                      sizeof(debugMessageBuffer),
                                      DebugMessage,
                                      list );
 
 
        if (HRESULT_FACILITY(hr) == FACILITY_WIN32)
        {
            status = WinErrorToNtStatus(HRESULT_CODE(hr));
        }
        else
        {
            status = SUCCEEDED(hr) ? STATUS_SUCCESS : STATUS_UNSUCCESSFUL;
        }
#endif
        if(!NT_SUCCESS(status)) {
 
#if FX_CORE_MODE==FX_CORE_KERNEL_MODE
            DbgPrint ("WDFTrace: RtlStringCbVPrintfA failed 0x%x\n", status);
#else
            OutputDebugString("WDFTrace: Unable to expand: ");
            OutputDebugString(DebugMessage);
#endif
            return;
        }
        if (DebugPrintLevel <= TRACE_LEVEL_ERROR ||
            (DebugPrintLevel <= DebugLevel &&
             ((DebugPrintFlag & DebugFlag) == DebugPrintFlag))) {
#if FX_CORE_MODE==FX_CORE_KERNEL_MODE
            DbgPrint("WDFTrace: %s\n", debugMessageBuffer);
#else
            OutputDebugString("WDFTrace: ");
            OutputDebugString(DebugMessage);
#endif
        }
    }
    va_end(list);
 
    return;
#else
    UNREFERENCED_PARAMETER(FxDriverGlobals);
    UNREFERENCED_PARAMETER(DebugPrintLevel);
    UNREFERENCED_PARAMETER(DebugPrintFlag);
    UNREFERENCED_PARAMETER(DebugMessage);
#endif
}

Variable Documentation

◆ DebugFlag

ULONG DebugFlag

extern

Definition at line 44 of file fxobject.cpp.

Referenced by _main(), DoTraceLevelMessage(), and SmExecPgm().

◆ DebugLevel

ULONG DebugLevel