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/*
Copyright (C) 2013 by Ronnie Sahlberg <ronniesahlberg@gmail.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.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <arpa/inet.h>
#include <CUnit/CUnit.h>
#include "iscsi.h"
#include "iscsi-private.h"
#include "scsi-lowlevel.h"
#include "iscsi-test-cu.h"
static int change_num;
static int my_iscsi_queue_pdu(struct iscsi_context *iscsi, struct iscsi_pdu *pdu)
{
switch (change_num) {
case 1:
/* Set reserved bit 0x40 in byte 1 of the CDB */
pdu->outdata.data[33] |= 0x40;
break;
case 2:
case 3:
case 4:
case 5:
case 6:
/* Set reserved byte in the CDB */
pdu->outdata.data[32 + change_num] = change_num;
break;
}
change_num = 0;
return orig_queue_pdu(iscsi, pdu);
}
void test_sanitize_overwrite_reserved(void)
{
int i;
struct iscsi_data data;
data.size = block_size + 4;
data.data = alloca(data.size);
memset(&data.data[4], 0xaa, block_size);
data.data[0] = 0x01;
data.data[1] = 0x00;
data.data[2] = block_size >> 8;
data.data[3] = block_size & 0xff;
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test SANITIZE OVERWRITE Reserved bits/bytes");
CHECK_FOR_SANITIZE;
CHECK_FOR_DATALOSS;
CHECK_FOR_ISCSI(sd);
/* override transport queue_pdu callback for PDU manipulation */
sd->iscsi_ctx->drv->queue_pdu = my_iscsi_queue_pdu;
logging(LOG_VERBOSE, "Send SANITIZE command with the reserved "
"bit in byte 1 set to 1");
change_num = 1;
SANITIZE(sd, 0, 0, SCSI_SANITIZE_OVERWRITE, data.size, &data,
EXPECT_INVALID_FIELD_IN_CDB);
for (i = 2; i < 7; i++) {
logging(LOG_VERBOSE, "Send SANITIZE command with the reserved "
"byte %d set to non-zero", i);
change_num = i;
SANITIZE(sd, 0, 0, SCSI_SANITIZE_OVERWRITE, data.size, &data,
EXPECT_INVALID_FIELD_IN_CDB);
}
}
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