/*
 *  ReactOS Floppy Driver
 *  Copyright (C) 2004, Vizzini (vizzini@plasmic.com)
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * PROJECT:         ReactOS Floppy Driver
 * FILE:            csqrtns.h
 * PURPOSE:         Header for Cancel-safe queue routines
 * PROGRAMMER:      Vizzini (vizzini@plasmic.com)
 * REVISIONS:
 *                  15-Feb-2004 vizzini - Created
 */

#pragma once

#include <csq.h>

/*
 * CSQ Stuff
 */
extern IO_CSQ Csq;
extern LIST_ENTRY IrpQueue;
extern KSPIN_LOCK IrpQueueLock;
extern KSEMAPHORE QueueSemaphore;

VOID NTAPI
CsqInsertIrp(PIO_CSQ Csq, PIRP Irp);

VOID NTAPI
CsqRemoveIrp(PIO_CSQ Csq, PIRP Irp);

PIRP NTAPI
CsqPeekNextIrp(PIO_CSQ Csq, PIRP Irp, PVOID PeekContext);

VOID NTAPI
CsqAcquireLock(PIO_CSQ Csq, PKIRQL Irql);

VOID NTAPI
CsqReleaseLock(PIO_CSQ Csq, KIRQL Irql);

VOID NTAPI
CsqCompleteCanceledIrp(PIO_CSQ Csq, PIRP Irp);