fileaio.h revision be196d173cf52fa33016912e4745dbe1170ac53a
/* $Id$ */
/** @file
* IPRT - Internal RTFileAio header.
*/
/*
* Copyright (C) 2009 Sun Microsystems, Inc.
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 USA or visit http://www.sun.com if you need
* additional information or have any questions.
*/
#ifndef ___internal_fileaio_h
#define ___internal_fileaio_h
/*******************************************************************************
* Structures and Typedefs *
*******************************************************************************/
/**
* Defined request states.
*/
typedef enum RTFILEAIOREQSTATE
{
/** Prepared. */
/** Submitted. */
/** Completed. */
/** Omni present 32bit hack. */
RTFILEAIOREQSTATE_32BIT_HACK = 0x7fffffff
/*******************************************************************************
* Defined Constants And Macros *
*******************************************************************************/
/** Return true if the specified request is not valid, false otherwise. */
#define RTFILEAIOREQ_IS_NOT_VALID(pReq) \
/** Validates a context handle and returns VERR_INVALID_HANDLE if not valid. */
do { \
} while (0)
/** Validates a context handle and returns VERR_INVALID_HANDLE if not valid. */
/** Validates a context handle and returns (void) if not valid. */
#define RTFILEAIOREQ_VALID_RETURN_VOID(pReq) \
do { \
} while (0)
/** Validates a context handle and returns the specified rc if not valid. */
do { \
} while (0)
/** Validates a context handle and returns VERR_INVALID_HANDLE if not valid. */
/** Checks if a request is in the specified state and returns the specified rc if not. */
do { \
return rc; \
} while (0)
/** Checks if a request is not in the specified state and returns the specified rc if it is. */
do { \
return rc; \
} while (0)
/** Sets the request into a specific state. */
do { \
} while (0)
#endif