fxstringapi.cpp File Reference

#include "fxsupportpch.hpp"

Include dependency graph for fxstringapi.cpp:

Go to the source code of this file.

Functions
_Must_inspect_result_	__drv_maxIRQL (PASSIVE_LEVEL) NTSTATUS NTAPI WDFEXPORT(WdfStringCreate)(__in PWDF_DRIVER_GLOBALS DriverGlobals
	if (NT_SUCCESS(FxValidateObjectAttributesForParentHandle(pFxDriverGlobals, StringAttributes)))
	FxPointerNotNull (pFxDriverGlobals, String)
	if (!NT_SUCCESS(status))
	if (UnicodeString !=NULL)
	if (pString !=NULL)
	DoTraceLevelMessage (pFxDriverGlobals, TRACE_LEVEL_ERROR, TRACINGERROR, "Could not allocate WDFSTRING handle, %!STATUS!", status)
	FxObjectHandleGetPtrAndGlobals (GetFxDriverGlobals(DriverGlobals), String, FX_TYPE_STRING,(PVOID *) &pString, &pFxDriverGlobals)
	FxPointerNotNull (pFxDriverGlobals, UnicodeString)
	RtlCopyMemory (UnicodeString, pString->GetUnicodeString(), sizeof(UNICODE_STRING))

Variables
_Must_inspect_result_ __in_opt PCUNICODE_STRING	UnicodeString
_Must_inspect_result_ __in_opt PCUNICODE_STRING __in_opt PWDF_OBJECT_ATTRIBUTES	StringAttributes
_Must_inspect_result_ __in_opt PCUNICODE_STRING __in_opt PWDF_OBJECT_ATTRIBUTES __out WDFSTRING *	String
PFX_DRIVER_GLOBALS	pFxDriverGlobals = GetFxDriverGlobals(DriverGlobals)
FxString *	pString = new (pFxDriverGlobals, StringAttributes) FxString(pFxDriverGlobals)
NTSTATUS	status = FxVerifierCheckIrqlLevel(pFxDriverGlobals, PASSIVE_LEVEL)
	else

Function Documentation

__drv_maxIRQL()

_Must_inspect_result_ __drv_maxIRQL

(

PASSIVE_LEVEL

)

DoTraceLevelMessage()

DoTraceLevelMessage	(	pFxDriverGlobals	,
		TRACE_LEVEL_ERROR	,
		TRACINGERROR	,
		"Could not allocate WDFSTRING	handle,
		%!STATUS!"	,
		status
	)

FxObjectHandleGetPtrAndGlobals()

FxObjectHandleGetPtrAndGlobals	(	GetFxDriverGlobals(DriverGlobals)	,
		String	,
		FX_TYPE_STRING	,
		(PVOID *) &	pString,
		&	pFxDriverGlobals
	)

Referenced by if().

FxPointerNotNull() [1/2]

FxPointerNotNull	(	pFxDriverGlobals	,
		String
	)

FxPointerNotNull() [2/2]

FxPointerNotNull	(	pFxDriverGlobals	,
		UnicodeString
	)

if() [1/4]

if

(

!

NT_SUCCESSstatus

)

Definition at line 75 of file fxstringapi.cpp.

                             {
        return status;
    }

if() [2/4]

if

(

NT_SUCCESS(FxValidateObjectAttributesForParentHandle(pFxDriverGlobals, StringAttributes))

)

Definition at line 59 of file fxstringapi.cpp.

                                                                                 {
        FxObject* pParent;
 
        FxObjectHandleGetPtrAndGlobals(pFxDriverGlobals,
                                       StringAttributes->ParentObject,
                                       FX_TYPE_OBJECT,
                                       (PVOID*)&pParent,
                                       &pFxDriverGlobals);
    }

if() [3/4]

if

(

pString !

= NULL

)

Definition at line 93 of file fxstringapi.cpp.

                         {
        if (UnicodeString != NULL) {
            status = pString->Assign(UnicodeString);
        }
 
        if (NT_SUCCESS(status)) {
            status = pString->Commit(StringAttributes, (WDFOBJECT*)String);
        }
 
        if (!NT_SUCCESS(status)) {
            pString->DeleteFromFailedCreate();
            pString = NULL;
        }
    }

if() [4/4]

if

(

UnicodeString !

= NULL

)

Definition at line 84 of file fxstringapi.cpp.

                               {
        status = FxValidateUnicodeString(pFxDriverGlobals, UnicodeString);
        if (!NT_SUCCESS(status)) {
            return status;
        }
    }

RtlCopyMemory()

RtlCopyMemory	(	UnicodeString	,
		pString->	GetUnicodeString(),
		sizeof(UNICODE_STRING)
	)

Variable Documentation

else

else

Initial value:

{
        status = STATUS_INSUFFICIENT_RESOURCES

Definition at line 107 of file fxstringapi.cpp.

pFxDriverGlobals

PFX_DRIVER_GLOBALS pFxDriverGlobals = GetFxDriverGlobals(DriverGlobals)

Definition at line 50 of file fxstringapi.cpp.

Referenced by if().

pString

FxString* pString = new (pFxDriverGlobals, StringAttributes) FxString(pFxDriverGlobals)

Definition at line 51 of file fxstringapi.cpp.

Referenced by if().

status

status = FxVerifierCheckIrqlLevel(pFxDriverGlobals, PASSIVE_LEVEL)

Definition at line 52 of file fxstringapi.cpp.

Referenced by if().

String

__in WDFSTRING String

Initial value:

{
    DDI_ENTRY()

Definition at line 45 of file fxstringapi.cpp.

Referenced by if().

StringAttributes

_Must_inspect_result_ __in_opt PCUNICODE_STRING __in_opt PWDF_OBJECT_ATTRIBUTES StringAttributes

Definition at line 43 of file fxstringapi.cpp.

Referenced by if().

UnicodeString

__in WDFSTRING __out PUNICODE_STRING UnicodeString

Initial value:

{
    DDI_ENTRY()

Definition at line 41 of file fxstringapi.cpp.