b781b21d50
Fail the XCOPY tests if no appropriate target descriptor is available instead of causing memory corruption or truncating the descriptor.
82 lines
2.8 KiB
C
82 lines
2.8 KiB
C
/*
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Copyright (c) 2015 SanDisk Corp.
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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 <stdlib.h>
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#include <string.h>
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#include <stdlib.h>
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#include <CUnit/CUnit.h>
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#include "iscsi.h"
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#include "scsi-lowlevel.h"
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#include "iscsi-test-cu.h"
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void
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test_extendedcopy_param(void)
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{
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int tgt_desc_len = 0, seg_desc_len = 0, offset = XCOPY_DESC_OFFSET, len;
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struct iscsi_data data;
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unsigned char *xcopybuf;
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logging(LOG_VERBOSE, LOG_BLANK_LINE);
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logging(LOG_VERBOSE, "Test EXTENDED COPY parameter list length");
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CHECK_FOR_DATALOSS;
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data.size = XCOPY_DESC_OFFSET +
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get_desc_len(IDENT_DESCR_TGT_DESCR) +
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get_desc_len(BLK_TO_BLK_SEG_DESCR);
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data.data = alloca(data.size);
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xcopybuf = data.data;
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memset(xcopybuf, 0, data.size);
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len = populate_tgt_desc(xcopybuf+offset, IDENT_DESCR_TGT_DESCR,
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LU_ID_TYPE_LUN, 0, 0, 0, 0, sd);
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if (len < 0) {
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CU_FAIL("Populating target descriptor failed");
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return;
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}
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offset += len;
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tgt_desc_len = offset - XCOPY_DESC_OFFSET;
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offset += populate_seg_desc_b2b(xcopybuf+offset, 0, 0, 0, 0,
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2048, 0, num_blocks - 2048);
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seg_desc_len = offset - XCOPY_DESC_OFFSET - tgt_desc_len;
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populate_param_header(xcopybuf, 1, 0, 0, 0,
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tgt_desc_len, seg_desc_len, 0);
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logging(LOG_VERBOSE,
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"Test parameter list length truncating target descriptor");
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data.size = XCOPY_DESC_OFFSET +
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get_desc_len(IDENT_DESCR_TGT_DESCR) - 1;
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EXTENDEDCOPY(sd, &data, EXPECT_PARAM_LIST_LEN_ERR);
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logging(LOG_VERBOSE,
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"Test parameter list length truncating segment descriptor");
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data.size = XCOPY_DESC_OFFSET +
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get_desc_len(IDENT_DESCR_TGT_DESCR) +
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get_desc_len(BLK_TO_BLK_SEG_DESCR) - 1;
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EXTENDEDCOPY(sd, &data, EXPECT_PARAM_LIST_LEN_ERR);
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logging(LOG_VERBOSE, "Test parameter list length = 0");
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data.size = 0;
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EXTENDEDCOPY(sd, &data, EXPECT_STATUS_GOOD);
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}
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