136 lines
4.2 KiB
C
136 lines
4.2 KiB
C
/*
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Copyright (C) 2013 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 <string.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-support.h"
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#include "iscsi-test-cu.h"
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void
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test_orwrite_verify(void)
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{
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int i, ret;
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CHECK_FOR_DATALOSS;
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CHECK_FOR_SBC;
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logging(LOG_VERBOSE, LOG_BLANK_LINE);
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logging(LOG_VERBOSE, "Test ORWRITE of 1-256 blocks at the start of the LUN");
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for (i = 1; i <= 256; i++) {
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unsigned char *buf = malloc(block_size * i);
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unsigned char *readbuf = malloc(block_size * i);
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logging(LOG_VERBOSE, "Write %d blocks of all-zero", i);
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memset(buf, 0, block_size * i);
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ret = write16(iscsic, tgt_lun, 0, i * block_size,
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block_size, 0, 0, 0, 0, 0, buf);
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CU_ASSERT_EQUAL(ret, 0);
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logging(LOG_VERBOSE, "OrWrite %d blocks with 0xa5", i);
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memset(buf, 0xa5, block_size * i);
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ret = orwrite(iscsic, tgt_lun, 0, i * block_size,
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block_size, 0, 0, 0, 0, 0, buf);
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if (ret == -2) {
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CU_PASS("[SKIPPED] Target does not support ORWRITE. Skipping test");
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free(buf);
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free(readbuf);
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return;
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}
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CU_ASSERT_EQUAL(ret, 0);
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logging(LOG_VERBOSE, "Read %d blocks back", i);
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ret = read16(iscsic, tgt_lun, 0, i * block_size,
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block_size, 0, 0, 0, 0, 0, readbuf);
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CU_ASSERT_EQUAL(ret, 0);
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logging(LOG_VERBOSE, "Verify that the blocks are all 0xa5");
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ret = memcmp(buf, readbuf, block_size * i);
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CU_ASSERT_EQUAL(ret, 0);
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logging(LOG_VERBOSE, "OrWrite %d blocks with 0x5a", i);
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memset(buf, 0x5a, block_size * i);
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ret = orwrite(iscsic, tgt_lun, 0, i * block_size,
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block_size, 0, 0, 0, 0, 0, buf);
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CU_ASSERT_EQUAL(ret, 0);
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logging(LOG_VERBOSE, "Read %d blocks back", i);
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ret = read16(iscsic, tgt_lun, 0, i * block_size,
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block_size, 0, 0, 0, 0, 0, readbuf);
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CU_ASSERT_EQUAL(ret, 0);
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logging(LOG_VERBOSE, "Verify that the blocks are all 0xff");
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memset(buf, 0xff, block_size * i);
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ret = memcmp(buf, readbuf, block_size * i);
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CU_ASSERT_EQUAL(ret, 0);
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free(buf);
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free(readbuf);
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}
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logging(LOG_VERBOSE, "Test ORWRITE of 1-256 blocks at the end of the LUN");
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for (i = 1; i <= 256; i++) {
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unsigned char *buf = malloc(block_size * i);
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unsigned char *readbuf = malloc(block_size * i);
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logging(LOG_VERBOSE, "Write %d blocks of all-zero", i);
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memset(buf, 0, block_size * i);
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ret = write16(iscsic, tgt_lun, num_blocks - i, i * block_size,
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block_size, 0, 0, 0, 0, 0, buf);
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CU_ASSERT_EQUAL(ret, 0);
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logging(LOG_VERBOSE, "OrWrite %d blocks with 0xa5", i);
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memset(buf, 0xa5, block_size * i);
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ret = orwrite(iscsic, tgt_lun, num_blocks - i, i * block_size,
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block_size, 0, 0, 0, 0, 0, buf);
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CU_ASSERT_EQUAL(ret, 0);
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logging(LOG_VERBOSE, "Read %d blocks back", i);
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ret = read16(iscsic, tgt_lun, num_blocks - i, i * block_size,
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block_size, 0, 0, 0, 0, 0, readbuf);
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CU_ASSERT_EQUAL(ret, 0);
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logging(LOG_VERBOSE, "Verify that the blocks are all 0xa5");
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ret = memcmp(buf, readbuf, block_size * i);
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CU_ASSERT_EQUAL(ret, 0);
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logging(LOG_VERBOSE, "OrWrite %d blocks with 0x5a", i);
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memset(buf, 0x5a, block_size * i);
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ret = orwrite(iscsic, tgt_lun, num_blocks - i, i * block_size,
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block_size, 0, 0, 0, 0, 0, buf);
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CU_ASSERT_EQUAL(ret, 0);
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logging(LOG_VERBOSE, "Read %d blocks back", i);
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ret = read16(iscsic, tgt_lun, num_blocks - i, i * block_size,
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block_size, 0, 0, 0, 0, 0, readbuf);
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CU_ASSERT_EQUAL(ret, 0);
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logging(LOG_VERBOSE, "Verify that the blocks are all 0xff");
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memset(buf, 0xff, block_size * i);
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ret = memcmp(buf, readbuf, block_size * i);
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CU_ASSERT_EQUAL(ret, 0);
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free(buf);
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free(readbuf);
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}
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}
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