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sys: fsctl

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This commit is contained in:
Bill Zissimopoulos
2015-11-24 20:10:29 -08:00
parent e60e63ada0
commit cac74f3b63
7 changed files with 58 additions and 122 deletions
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24
src/sys/ioq.c
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@ -57,7 +57,7 @@
static NTSTATUS FspIoqPendingInsertIrpEx(PIO_CSQ IoCsq, PIRP Irp, PVOID InsertContext)
{
FSP_IOQ *Ioq = CONTAINING_RECORD(IoCsq, FSP_IOQ, PendingIoCsq);
if (0 > Ioq->Enabled)
if (0 >= Ioq->Enabled)
return STATUS_ACCESS_DENIED;
InsertTailList(&Ioq->PendingIrpList, &Irp->Tail.Overlay.ListEntry);
/* list is not empty; wake up any waiters */
@ -101,7 +101,7 @@ static VOID FspIoqPendingCompleteCanceledIrp(PIO_CSQ IoCsq, PIRP Irp)
static NTSTATUS FspIoqProcessInsertIrpEx(PIO_CSQ IoCsq, PIRP Irp, PVOID InsertContext)
{
FSP_IOQ *Ioq = CONTAINING_RECORD(IoCsq, FSP_IOQ, ProcessIoCsq);
if (0 > Ioq->Enabled)
if (0 >= Ioq->Enabled)
return STATUS_ACCESS_DENIED;
InsertTailList(&Ioq->ProcessIrpList, &Irp->Tail.Overlay.ListEntry);
return STATUS_SUCCESS;
@ -164,21 +164,27 @@ VOID FspIoqInitialize(FSP_IOQ *Ioq)
FspIoqProcessAcquireLock,
FspIoqProcessReleaseLock,
FspIoqProcessCompleteCanceledIrp);
Ioq->Enabled = 1;
}
VOID FspIoqEnable(FSP_IOQ *Ioq, int Delta)
BOOLEAN FspIoqEnabled(FSP_IOQ *Ioq)
{
BOOLEAN Result;
KIRQL Irql;
KeAcquireSpinLock(&Ioq->SpinLock, &Irql);
Result = 0 < Ioq->Enabled;
KeReleaseSpinLock(&Ioq->SpinLock, Irql);
return Result;
}
VOID FspIoqDisable(FSP_IOQ *Ioq)
{
KIRQL Irql;
KeAcquireSpinLock(&Ioq->SpinLock, &Irql);
Ioq->Enabled += Delta;
Ioq->Enabled = 0;
KeReleaseSpinLock(&Ioq->SpinLock, Irql);
}
PKEVENT FspIoqPendingIrpEvent(FSP_IOQ *Ioq)
{
return &Ioq->PendingIrpEvent;
}
BOOLEAN FspIoqPostIrp(FSP_IOQ *Ioq, PIRP Irp)
{
NTSTATUS Result;