78 lines
2.6 KiB
C
78 lines
2.6 KiB
C
/*
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Copyright (C) 2016 Ronnie Sahlberg <ronniesahlberg@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <CUnit/CUnit.h>
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#include "iscsi.h"
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#include "iscsi-private.h"
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#include "scsi-lowlevel.h"
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#include "iscsi-support.h"
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#include "iscsi-test-cu.h"
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static int new_nlb = -1;
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static void my_iscsi_queue_pdu(struct iscsi_context *iscsi, struct iscsi_pdu *pdu)
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{
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if (pdu->outdata.data[0] != ISCSI_PDU_SCSI_REQUEST && new_nlb >= 0) {
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/* change NUMBER OF LOGICAL BLOCKS to new_nlb */
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pdu->outdata.data[32 + 13] = new_nlb;
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}
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orig_queue_pdu(iscsi, pdu);
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}
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void
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test_compareandwrite_invalid_dataout_size(void)
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{
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CHECK_FOR_DATALOSS;
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CHECK_FOR_THIN_PROVISIONING;
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CHECK_FOR_LBPPB_GT_1;
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CHECK_FOR_SBC;
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CHECK_FOR_ISCSI(sd);
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/* override transport queue_pdu callback for PDU manipulation */
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sd->iscsi_ctx->drv->queue_pdu = my_iscsi_queue_pdu;
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logging(LOG_VERBOSE, LOG_BLANK_LINE);
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logging(LOG_VERBOSE, "Test that COMPAREANDWRITE fails for invalid "
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"(too small/too large) DataOut sizes.");
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memset(scratch, 0xa6, 2 * block_size);
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logging(LOG_VERBOSE, "Check too small DataOut");
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logging(LOG_VERBOSE, "COMPAREANDWRITE with DataOut==%zd (4 blocks) "
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"and NUMBER OF LOGICAL BLOCKS == 1 ", 4 * block_size);
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new_nlb = 1;
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COMPAREANDWRITE(sd, 0,
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scratch, 4 * block_size,
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block_size, 0, 0, 0, 0,
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EXPECT_STATUS_GENERIC_BAD);
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logging(LOG_VERBOSE, "Check too large DataOut");
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logging(LOG_VERBOSE, "COMPAREANDWRITE with DataOut==%zd (4 blocks) "
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"and NUMBER OF LOGICAL BLOCKS == 3 ", 4 * block_size);
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new_nlb = 3;
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COMPAREANDWRITE(sd, 0,
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scratch, 4 * block_size,
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block_size, 0, 0, 0, 0,
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EXPECT_STATUS_GENERIC_BAD);
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}
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