fxiotarget.cpp File Reference

#include "../fxtargetsshared.hpp"

Include dependency graph for fxiotarget.cpp:

Go to the source code of this file.

Macros
#define	START_TAG   ((PVOID) ('trtS'))

Functions
_Must_inspect_result_ NTSTATUS	FX_VF_METHOD (FxIoTarget, VerifySubmitLocked)(_In_ PFX_DRIVER_GLOBALS FxDriverGlobals
	PAGED_CODE_LOCKED ()
	if ((flags &FXREQUEST_FLAG_FORMATTED)==0x0)
else	if (flags &FXREQUEST_FLAG_SENT_TO_TARGET)
else	if (HasEnoughStackLocations(irp)==FALSE)
Request	Unlock (irql)

Variables
_Must_inspect_result_ NTSTATUS _In_ FxRequestBase *	Request
KIRQL	irql
SHORT	flags = Request->GetVerifierFlagsLocked()
FxIrp *	irp = Request->GetSubmitFxIrp()
return	status

Macro Definition Documentation

START_TAG

#define START_TAG   ((PVOID) ('trtS'))

Definition at line 302 of file fxiotarget.cpp.

Function Documentation

FX_VF_METHOD()

_Must_inspect_result_ NTSTATUS FX_VF_METHOD	(	FxIoTarget	,
		VerifySubmitLocked
	)

if() [1/3]

if

(

(flags &FXREQUEST_FLAG_FORMATTED)

= = 0x0

)

Definition at line 1201 of file fxiotarget.cpp.

                                                   {
       status = STATUS_REQUEST_NOT_ACCEPTED;

       DoTraceLevelMessage(
           FxDriverGlobals, TRACE_LEVEL_ERROR, TRACINGIOTARGET,
           "WDFREQUEST %p has not been formatted, cannot send, %!STATUS!",
           Request->GetTraceObjectHandle(), status);
    }

if() [2/3]

else if

(

flags &

FXREQUEST_FLAG_SENT_TO_TARGET

)

Definition at line 1209 of file fxiotarget.cpp.

                                                    {
       //
       // Technically this is the same check as m_IrpCompletionReferenceCount
       // above, but we make this check in many more locations.
       //
       DoTraceLevelMessage(
           FxDriverGlobals, TRACE_LEVEL_ERROR, TRACINGIOTARGET,
           "WDFREQUEST %p is already pending on a WDFIOTARGET",
           Request->GetTraceObjectHandle());

       FxVerifierBugCheck(FxDriverGlobals,
                          WDF_REQUEST_FATAL_ERROR,
                          WDF_REQUEST_FATAL_ERROR_REQUEST_ALREADY_SENT,
                          (ULONG_PTR) Request->GetHandle());
    }

if() [3/3]

else if

(

HasEnoughStackLocations(irp)

= = FALSE

)

Definition at line 1224 of file fxiotarget.cpp.

                                                    {
       status = STATUS_REQUEST_NOT_ACCEPTED;

       //
       // For reasons why we subtract 1 from CurrentLocation, see comments
       // in FxIoTarget::HasEnoughStackLocations.
       //
       DoTraceLevelMessage(
           FxDriverGlobals, TRACE_LEVEL_ERROR, TRACINGIOTARGET,
           "WDFREQUEST %p, PIRP %p does not have enough stack locations %d"
           " for this WDFIOTARGET %p (requires %d locations),  %!STATUS!",
           Request->GetTraceObjectHandle(), irp->GetIrp(), irp->GetCurrentIrpStackLocationIndex() - 1,
           GetHandle(), m_TargetStackSize, status);
    }

PAGED_CODE_LOCKED()

PAGED_CODE_LOCKED

(

)

Unlock()

Request Unlock

(

irql

)

Variable Documentation

flags

flags = Request->GetVerifierFlagsLocked()

Definition at line 1192 of file fxiotarget.cpp.

irp

irp = Request->GetSubmitFxIrp()

Definition at line 1193 of file fxiotarget.cpp.

Referenced by FxIoTarget::FailPendedRequest(), FxIoTarget::FormatInternalIoctlOthersRequest(), if(), FxIoTarget::PendRequestLocked(), FxIoTarget::SubmitLocked(), and FxIoTarget::SubmitPendedRequest().

irql

Request Lock& irql

Definition at line 1191 of file fxiotarget.cpp.

Referenced by FxIoTarget::_RequestCancelled(), FxIoTarget::CancelSentIo(), FxIoTarget::CompleteCanceledRequest(), FxIoTarget::GotoPurgeState(), FxIoTarget::GotoRemoveState(), FxIoTarget::GotoStartState(), FxIoTarget::GotoStopState(), FxIoTarget::HandleFailedResubmit(), FxIoTarget::Purge(), FxIoTarget::RequestCompletionRoutine(), FxIoTarget::Stop(), FxIoTarget::Submit(), FxIoTarget::SubmitSync(), and FxIoTarget::TimerCallback().

Request

_Must_inspect_result_ NTSTATUS _In_ FxRequestBase* Request

Initial value:

{
    NTSTATUS status = STATUS_SUCCESS

Definition at line 1189 of file fxiotarget.cpp.

status

return status

Definition at line 1240 of file fxiotarget.cpp.

Referenced by FxIoTarget::FormatInternalIoctlOthersRequest(), FxIoTarget::GotoStartState(), if(), FxIoTarget::Init(), FxIoTarget::PendRequestLocked(), FxIoTarget::Start(), FxIoTarget::SubmitLocked(), and FxIoTarget::SubmitSync().