Adding upstream version 6.0.4-dfsg.upstream/6.0.4-dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 88 insertions, 0 deletions

diff --git a/src/VBox/Devices/Storage/VSCSI/VSCSISense.cpp b/src/VBox/Devices/Storage/VSCSI/VSCSISense.cpp
new file mode 100644
index 00000000..26ddedf3
--- /dev/null
+++ b/src/VBox/Devices/Storage/VSCSI/VSCSISense.cpp
@@ -0,0 +1,88 @@
+/* $Id: VSCSISense.cpp $ */
+/** @file
+ * Virtual SCSI driver: Sense handling
+ */
+
+/*
+ * Copyright (C) 2006-2019 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"
+
+void vscsiSenseInit(PVSCSISENSE pVScsiSense)
+{
+    memset(pVScsiSense->abSenseBuf, 0, sizeof(pVScsiSense->abSenseBuf));
+
+    /* Fill in valid sense information (can't be just zeros). */
+    pVScsiSense->abSenseBuf[0]  = (1 << 7) | SCSI_SENSE_RESPONSE_CODE_CURR_FIXED; /* Fixed format */
+    pVScsiSense->abSenseBuf[2]  = SCSI_SENSE_NONE;
+    pVScsiSense->abSenseBuf[7]  = 10;
+    pVScsiSense->abSenseBuf[12] = SCSI_ASC_NONE;
+}
+
+int vscsiReqSenseOkSet(PVSCSISENSE pVScsiSense, PVSCSIREQINT pVScsiReq)
+{
+    memset(pVScsiSense->abSenseBuf, 0, sizeof(pVScsiSense->abSenseBuf));
+
+    pVScsiSense->abSenseBuf[0]  = (1 << 7) | SCSI_SENSE_RESPONSE_CODE_CURR_FIXED; /* Fixed format */
+    pVScsiSense->abSenseBuf[2]  = SCSI_SENSE_NONE;
+    pVScsiSense->abSenseBuf[7]  = 10;
+    pVScsiSense->abSenseBuf[12] = SCSI_ASC_NONE;
+    pVScsiSense->abSenseBuf[13] = SCSI_ASC_NONE; /* Should be ASCQ but it has the same value for success. */
+
+    if (pVScsiReq->pbSense && pVScsiReq->cbSense)
+        memcpy(pVScsiReq->pbSense, pVScsiSense->abSenseBuf, RT_MIN(sizeof(pVScsiSense->abSenseBuf), pVScsiReq->cbSense));
+
+    return SCSI_STATUS_OK;
+}
+
+int vscsiReqSenseErrorSet(PVSCSISENSE pVScsiSense, PVSCSIREQINT pVScsiReq, uint8_t uSCSISenseKey, uint8_t uSCSIASC, uint8_t uSCSIASCQ)
+{
+    memset(pVScsiSense->abSenseBuf, 0, sizeof(pVScsiSense->abSenseBuf));
+    pVScsiSense->abSenseBuf[0] = (1 << 7) | SCSI_SENSE_RESPONSE_CODE_CURR_FIXED; /* Fixed format */
+    pVScsiSense->abSenseBuf[2] = uSCSISenseKey;
+    pVScsiSense->abSenseBuf[7]  = 10;
+    pVScsiSense->abSenseBuf[12] = uSCSIASC;
+    pVScsiSense->abSenseBuf[13] = uSCSIASCQ;
+
+    if (pVScsiReq->pbSense && pVScsiReq->cbSense)
+        memcpy(pVScsiReq->pbSense, pVScsiSense->abSenseBuf, RT_MIN(sizeof(pVScsiSense->abSenseBuf), pVScsiReq->cbSense));
+
+    return SCSI_STATUS_CHECK_CONDITION;
+}
+
+int vscsiReqSenseErrorInfoSet(PVSCSISENSE pVScsiSense, PVSCSIREQINT pVScsiReq, uint8_t uSCSISenseKey, uint8_t uSCSIASC, uint8_t uSCSIASCQ, uint32_t uInfo)
+{
+    memset(pVScsiSense->abSenseBuf, 0, sizeof(pVScsiSense->abSenseBuf));
+    pVScsiSense->abSenseBuf[0] = RT_BIT(7) | SCSI_SENSE_RESPONSE_CODE_CURR_FIXED; /* Fixed format */
+    pVScsiSense->abSenseBuf[2] = uSCSISenseKey;
+    scsiH2BE_U32(&pVScsiSense->abSenseBuf[3], uInfo);
+    pVScsiSense->abSenseBuf[7]  = 10;
+    pVScsiSense->abSenseBuf[12] = uSCSIASC;
+    pVScsiSense->abSenseBuf[13] = uSCSIASCQ;
+
+    if (pVScsiReq->pbSense && pVScsiReq->cbSense)
+        memcpy(pVScsiReq->pbSense, pVScsiSense->abSenseBuf, RT_MIN(sizeof(pVScsiSense->abSenseBuf), pVScsiReq->cbSense));
+
+    return SCSI_STATUS_CHECK_CONDITION;
+}
+
+int vscsiReqSenseCmd(PVSCSISENSE pVScsiSense, PVSCSIREQINT pVScsiReq)
+{
+    /* Copy the current sense data to the buffer. */
+    RTSgBufCopyFromBuf(&pVScsiReq->SgBuf, pVScsiSense->abSenseBuf, sizeof(pVScsiSense->abSenseBuf));
+    return vscsiReqSenseOkSet(pVScsiSense, pVScsiReq);
+}
+