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/* $Id: VSCSISense.cpp 28800 2010-04-27 08:22:32Z vboxsync $ */
/** @file
* Virtual SCSI driver: Sense handling
*/
/*
* Copyright (C) 2006-2010 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* 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.
*/
#define LOG_GROUP LOG_GROUP_VSCSI
#include <VBox/log.h>
#include <iprt/assert.h>
#include <iprt/string.h>
#include "VSCSIInternal.h"
int vscsiReqSenseOkSet(PVSCSIREQINT pVScsiReq)
{
if (pVScsiReq->cbSense < 14)
return SCSI_STATUS_OK;
AssertMsgReturn(pVScsiReq->pbSense, ("Sense buffer pointer is NULL\n"), SCSI_STATUS_OK);
memset(pVScsiReq->pbSense, 0, pVScsiReq->cbSense);
pVScsiReq->pbSense[0] = (1 << 7) | SCSI_SENSE_RESPONSE_CODE_CURR_FIXED; /* Fixed format */
pVScsiReq->pbSense[2] = SCSI_SENSE_NONE;
pVScsiReq->pbSense[7] = 10;
pVScsiReq->pbSense[12] = SCSI_ASC_NONE;
pVScsiReq->pbSense[13] = SCSI_ASC_NONE; /* Should be ASCQ but it has the same value for success. */
return SCSI_STATUS_OK;
}
int vscsiReqSenseErrorSet(PVSCSIREQINT pVScsiReq, uint8_t uSCSISenseKey, uint8_t uSCSIASC)
{
AssertMsgReturn(pVScsiReq->cbSense >= 18, ("Sense buffer is not big enough\n"), SCSI_STATUS_OK);
AssertMsgReturn(pVScsiReq->pbSense, ("Sense buffer pointer is NULL\n"), SCSI_STATUS_OK);
memset(pVScsiReq->pbSense, 0, pVScsiReq->cbSense);
pVScsiReq->pbSense[0] = (1 << 7) | SCSI_SENSE_RESPONSE_CODE_CURR_FIXED; /* Fixed format */
pVScsiReq->pbSense[2] = uSCSISenseKey;
pVScsiReq->pbSense[7] = 10;
pVScsiReq->pbSense[12] = uSCSIASC;
pVScsiReq->pbSense[13] = 0x00; /** @todo: Provide more info. */
return SCSI_STATUS_CHECK_CONDITION;
}
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