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/*
* SCSI helpers
*
* Copyright 2017 Red Hat, Inc.
*
* Authors:
* Fam Zheng <famz@redhat.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.
*/
#include "qemu/osdep.h"
#include "scsi/scsi.h"
int scsi_sense_to_errno(int key, int asc, int ascq)
{
switch (key) {
case 0x00: /* NO SENSE */
case 0x01: /* RECOVERED ERROR */
case 0x06: /* UNIT ATTENTION */
/* These sense keys are not errors */
return 0;
case 0x0b: /* COMMAND ABORTED */
return ECANCELED;
case 0x02: /* NOT READY */
case 0x05: /* ILLEGAL REQUEST */
case 0x07: /* DATA PROTECTION */
/* Parse ASCQ */
break;
default:
return EIO;
}
switch ((asc << 8) | ascq) {
case 0x1a00: /* PARAMETER LIST LENGTH ERROR */
case 0x2000: /* INVALID OPERATION CODE */
case 0x2400: /* INVALID FIELD IN CDB */
case 0x2600: /* INVALID FIELD IN PARAMETER LIST */
return EINVAL;
case 0x2100: /* LBA OUT OF RANGE */
case 0x2707: /* SPACE ALLOC FAILED */
return ENOSPC;
case 0x2500: /* LOGICAL UNIT NOT SUPPORTED */
return ENOTSUP;
case 0x3a00: /* MEDIUM NOT PRESENT */
case 0x3a01: /* MEDIUM NOT PRESENT TRAY CLOSED */
case 0x3a02: /* MEDIUM NOT PRESENT TRAY OPEN */
return ENOMEDIUM;
case 0x2700: /* WRITE PROTECTED */
return EACCES;
case 0x0401: /* NOT READY, IN PROGRESS OF BECOMING READY */
return EAGAIN;
case 0x0402: /* NOT READY, INITIALIZING COMMAND REQUIRED */
return ENOTCONN;
default:
return EIO;
}
}
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