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/*
Copyright (C) 2016 David Disseldorp
Copyright (C) 2013 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 <CUnit/CUnit.h>
#include "iscsi.h"
#include "scsi-lowlevel.h"
#include "iscsi-support.h"
#include "iscsi-test-cu.h"
void
test_writesame10_check(void)
{
int i;
int ws_max_blocks = 256;
unsigned char *read_buf;
CHECK_FOR_DATALOSS;
CHECK_FOR_SBC;
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test WRITESAME10 of 1-256 blocks at the start of the LUN");
read_buf = malloc(ws_max_blocks * block_size);
CU_ASSERT(read_buf != NULL);
if (!read_buf)
return;
for (i = 1; i <= ws_max_blocks; i++) {
/*
* fill the full buffer so that memcmp is straightforward,
* even though writesame is only using one block of it.
*/
memset(scratch, i, block_size * ws_max_blocks);
WRITESAME10(sd, 0, block_size, i, 0, 0, 0, 0, scratch,
EXPECT_STATUS_GOOD);
memset(read_buf, 0, i * block_size);
READ10(sd, NULL, 0, i * block_size,
block_size, 0, 0, 0, 0, 0, read_buf,
EXPECT_STATUS_GOOD);
CU_ASSERT_EQUAL(0, memcmp(read_buf, scratch, i));
}
logging(LOG_VERBOSE, "Test WRITESAME10 of 1-256 blocks at the end of the LUN");
for (i = 1; i <= ws_max_blocks; i++) {
memset(scratch, i, block_size * ws_max_blocks);
WRITESAME10(sd, num_blocks - i,
block_size, i, 0, 0, 0, 0, scratch,
EXPECT_STATUS_GOOD);
memset(read_buf, 0, i * block_size);
READ10(sd, NULL, num_blocks - i, i * block_size,
block_size, 0, 0, 0, 0, 0, read_buf,
EXPECT_STATUS_GOOD);
CU_ASSERT_EQUAL(0, memcmp(read_buf, scratch, i));
}
free(read_buf);
}
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