/*
   Copyright (c) 2015 SanDisk Corp.

   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 <string.h>
#include <stdlib.h>

#include <CUnit/CUnit.h>

#include "iscsi.h"
#include "scsi-lowlevel.h"
#include "iscsi-test-cu.h"

void
test_receive_copy_results_copy_status(void)
{
	int ret;
	struct scsi_copy_results_copy_status *csp;
	int tgt_desc_len = 0, seg_desc_len = 0;
	int  offset = XCOPY_DESC_OFFSET, list_id = 1;
	struct iscsi_data data;
	unsigned char *xcopybuf;

	logging(LOG_VERBOSE, LOG_BLANK_LINE);
	logging(LOG_VERBOSE, "Test RECEIVE COPY RESULTS, COPY STATUS");

	logging(LOG_VERBOSE, "No copy in progress");
	ret = receive_copy_results(sd, SCSI_COPY_RESULTS_COPY_STATUS,
			list_id, NULL, EXPECT_INVALID_FIELD_IN_CDB);
	if (ret == -2) {
		CU_PASS("[SKIPPED] Target does not support "
				"RECEIVE_COPY_STATUS. Skipping test");
		return;
	}
	CU_ASSERT_EQUAL(ret, 0);

	CHECK_FOR_DATALOSS;

	logging(LOG_VERBOSE, "Issue Extended Copy");
	data.size = XCOPY_DESC_OFFSET +
		get_desc_len(IDENT_DESCR_TGT_DESCR) +
		get_desc_len(BLK_TO_BLK_SEG_DESCR);
	data.data = alloca(data.size);
	xcopybuf = data.data;

	/* Initialize target descriptor list with one target descriptor */
	offset += populate_tgt_desc(xcopybuf+offset, IDENT_DESCR_TGT_DESCR,
			LU_ID_TYPE_LUN, 0, 0, 0, 0, sd);
	tgt_desc_len = offset - XCOPY_DESC_OFFSET;

	/* Initialize segment descriptor list with one segment descriptor */
	offset += populate_seg_desc_b2b(xcopybuf+offset, 0, 0, 0, 0,
			2048, 0, num_blocks - 2048);
	seg_desc_len = offset - XCOPY_DESC_OFFSET - tgt_desc_len;

	/* Initialize the parameter list header */
	populate_param_header(xcopybuf, list_id, 0, 0, 0,
			tgt_desc_len, seg_desc_len, 0);

	ret = extendedcopy(sd, &data, EXPECT_STATUS_GOOD);
	if (ret == -2) {
		CU_PASS("[SKIPPED] Target does not support "
				"EXTENDED_COPY. Skipping test");
		return;
	}
	CU_ASSERT_EQUAL(ret, 0);

	logging(LOG_VERBOSE,
			"Copy Status for the above Extended Copy command");
	ret = receive_copy_results(sd, SCSI_COPY_RESULTS_COPY_STATUS,
			list_id, (void **)&csp, EXPECT_STATUS_GOOD);
	CU_ASSERT_EQUAL(ret, 0);
}