a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync/* $Id$ */
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync/** @file
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync * Virtual SCSI driver: Sense handling
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync */
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync/*
c58f1213e628a545081c70e26c6b67a841cff880vboxsync * Copyright (C) 2006-2012 Oracle Corporation
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync *
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync * available from http://www.virtualbox.org. This file is free software;
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync * you can redistribute it and/or modify it under the terms of the GNU
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync * General Public License (GPL) as published by the Free Software
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync */
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync#define LOG_GROUP LOG_GROUP_VSCSI
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync#include <VBox/log.h>
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync#include <iprt/assert.h>
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync#include <iprt/string.h>
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync#include "VSCSIInternal.h"
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsyncvoid vscsiSenseInit(PVSCSISENSE pVScsiSense)
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync{
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync memset(pVScsiSense->abSenseBuf, 0, sizeof(pVScsiSense->abSenseBuf));
91bf6b53d580a51a387ab3993ac46a2d2c10b501vboxsync
91bf6b53d580a51a387ab3993ac46a2d2c10b501vboxsync /* Fill in valid sense information (can't be just zeros). */
91bf6b53d580a51a387ab3993ac46a2d2c10b501vboxsync pVScsiSense->abSenseBuf[0] = (1 << 7) | SCSI_SENSE_RESPONSE_CODE_CURR_FIXED; /* Fixed format */
91bf6b53d580a51a387ab3993ac46a2d2c10b501vboxsync pVScsiSense->abSenseBuf[2] = SCSI_SENSE_NONE;
91bf6b53d580a51a387ab3993ac46a2d2c10b501vboxsync pVScsiSense->abSenseBuf[7] = 10;
91bf6b53d580a51a387ab3993ac46a2d2c10b501vboxsync pVScsiSense->abSenseBuf[12] = SCSI_ASC_NONE;
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync}
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsyncint vscsiReqSenseOkSet(PVSCSISENSE pVScsiSense, PVSCSIREQINT pVScsiReq)
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync{
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync memset(pVScsiSense->abSenseBuf, 0, sizeof(pVScsiSense->abSenseBuf));
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync pVScsiSense->abSenseBuf[0] = (1 << 7) | SCSI_SENSE_RESPONSE_CODE_CURR_FIXED; /* Fixed format */
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync pVScsiSense->abSenseBuf[2] = SCSI_SENSE_NONE;
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync pVScsiSense->abSenseBuf[7] = 10;
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync pVScsiSense->abSenseBuf[12] = SCSI_ASC_NONE;
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync pVScsiSense->abSenseBuf[13] = SCSI_ASC_NONE; /* Should be ASCQ but it has the same value for success. */
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync if (pVScsiReq->pbSense && pVScsiReq->cbSense)
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync memcpy(pVScsiReq->pbSense, pVScsiSense->abSenseBuf, RT_MIN(sizeof(pVScsiSense->abSenseBuf), pVScsiReq->cbSense));
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync return SCSI_STATUS_OK;
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync}
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync
65697a26b524640b83828b715160c798c43a0424vboxsyncint vscsiReqSenseErrorSet(PVSCSISENSE pVScsiSense, PVSCSIREQINT pVScsiReq, uint8_t uSCSISenseKey, uint8_t uSCSIASC, uint8_t uSCSIASCQ)
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync{
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync memset(pVScsiSense->abSenseBuf, 0, sizeof(pVScsiSense->abSenseBuf));
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync pVScsiSense->abSenseBuf[0] = (1 << 7) | SCSI_SENSE_RESPONSE_CODE_CURR_FIXED; /* Fixed format */
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync pVScsiSense->abSenseBuf[2] = uSCSISenseKey;
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync pVScsiSense->abSenseBuf[7] = 10;
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync pVScsiSense->abSenseBuf[12] = uSCSIASC;
65697a26b524640b83828b715160c798c43a0424vboxsync pVScsiSense->abSenseBuf[13] = uSCSIASCQ;
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync if (pVScsiReq->pbSense && pVScsiReq->cbSense)
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync memcpy(pVScsiReq->pbSense, pVScsiSense->abSenseBuf, RT_MIN(sizeof(pVScsiSense->abSenseBuf), pVScsiReq->cbSense));
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync return SCSI_STATUS_CHECK_CONDITION;
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync}
a4ba1fc5788b1fb4c078587d5f55936e1b83098dvboxsync
c97b74a5b63b16311de1ab04152345dc286967edvboxsyncint vscsiReqSenseErrorInfoSet(PVSCSISENSE pVScsiSense, PVSCSIREQINT pVScsiReq, uint8_t uSCSISenseKey, uint8_t uSCSIASC, uint8_t uSCSIASCQ, uint32_t uInfo)
c97b74a5b63b16311de1ab04152345dc286967edvboxsync{
c97b74a5b63b16311de1ab04152345dc286967edvboxsync memset(pVScsiSense->abSenseBuf, 0, sizeof(pVScsiSense->abSenseBuf));
c97b74a5b63b16311de1ab04152345dc286967edvboxsync pVScsiSense->abSenseBuf[0] = RT_BIT(7) | SCSI_SENSE_RESPONSE_CODE_CURR_FIXED; /* Fixed format */
c97b74a5b63b16311de1ab04152345dc286967edvboxsync pVScsiSense->abSenseBuf[2] = uSCSISenseKey;
c97b74a5b63b16311de1ab04152345dc286967edvboxsync vscsiH2BEU32(&pVScsiSense->abSenseBuf[3], uInfo);
c97b74a5b63b16311de1ab04152345dc286967edvboxsync pVScsiSense->abSenseBuf[7] = 10;
c97b74a5b63b16311de1ab04152345dc286967edvboxsync pVScsiSense->abSenseBuf[12] = uSCSIASC;
c97b74a5b63b16311de1ab04152345dc286967edvboxsync pVScsiSense->abSenseBuf[13] = uSCSIASCQ;
c97b74a5b63b16311de1ab04152345dc286967edvboxsync
c97b74a5b63b16311de1ab04152345dc286967edvboxsync if (pVScsiReq->pbSense && pVScsiReq->cbSense)
c97b74a5b63b16311de1ab04152345dc286967edvboxsync memcpy(pVScsiReq->pbSense, pVScsiSense->abSenseBuf, RT_MIN(sizeof(pVScsiSense->abSenseBuf), pVScsiReq->cbSense));
c97b74a5b63b16311de1ab04152345dc286967edvboxsync
c97b74a5b63b16311de1ab04152345dc286967edvboxsync return SCSI_STATUS_CHECK_CONDITION;
c97b74a5b63b16311de1ab04152345dc286967edvboxsync}
c97b74a5b63b16311de1ab04152345dc286967edvboxsync
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsyncint vscsiReqSenseCmd(PVSCSISENSE pVScsiSense, PVSCSIREQINT pVScsiReq)
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync{
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync /* Copy the current sense data to the buffer. */
98744bb362e14debc292b1cf9e11f0d32b37338avboxsync RTSgBufCopyFromBuf(&pVScsiReq->SgBuf, pVScsiSense->abSenseBuf, sizeof(pVScsiSense->abSenseBuf));
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync return vscsiReqSenseOkSet(pVScsiSense, pVScsiReq);
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync}
97fd7338a708a1cdb63fbdf823f6e508dc0d914dvboxsync