137 lines
5.1 KiB
C
137 lines
5.1 KiB
C
/*
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Copyright (C) 2015 by Ronnie Sahlberg <sahlberg@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 <stdlib.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-test-cu.h"
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void
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test_writeatomic16_dpofua(void)
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{
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int gran, dpofua, usage_data_dpofua;
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struct scsi_task *ms_task = NULL;
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struct scsi_mode_sense *ms;
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struct scsi_task *rso_task = NULL;
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struct scsi_report_supported_op_codes_one_command *rsoc;
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logging(LOG_VERBOSE, LOG_BLANK_LINE);
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logging(LOG_VERBOSE, "Test WRITEATOMIC16 DPO/FUA flags");
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CHECK_FOR_SBC;
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CHECK_FOR_DATALOSS;
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if (!inq_bl) {
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CU_PASS("BlockLimits VPD is not available. Skipping test.\n");
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return;
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}
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gran = inq_bl->atomic_gran ? inq_bl->atomic_gran : 1;
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logging(LOG_VERBOSE, "Read the DPOFUA flag from mode sense data");
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MODESENSE6(sd, &ms_task, 0, SCSI_MODESENSE_PC_CURRENT,
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SCSI_MODEPAGE_RETURN_ALL_PAGES, 0, 255,
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EXPECT_STATUS_GOOD);
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logging(LOG_VERBOSE, "[SUCCESS] Mode sense returned status GOOD");
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ms = scsi_datain_unmarshall(ms_task);
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dpofua = ms && (ms->device_specific_parameter & 0x10);
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scsi_free_scsi_task(ms_task);
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if (dpofua) {
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logging(LOG_VERBOSE, "DPOFUA flag is set. Device should allow "
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"DPO/FUA flags in CDBs");
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} else {
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logging(LOG_VERBOSE, "DPOFUA flag is clear. Device should fail "
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"CDBs with DPO/FUA set");
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}
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logging(LOG_VERBOSE, "Test WRITEATOMIC16 with DPO==1");
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memset(scratch, 0xa6, block_size);
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if (dpofua) {
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WRITEATOMIC16(sd, 0, gran * block_size,
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block_size, 0, 1, 0, 0, scratch,
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EXPECT_STATUS_GOOD);
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} else {
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WRITEATOMIC16(sd, 0, gran * block_size,
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block_size, 0, 1, 0, 0, scratch,
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EXPECT_INVALID_FIELD_IN_CDB);
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}
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logging(LOG_VERBOSE, "Test WRITEATOMIC16 with FUA==1");
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if (dpofua) {
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WRITEATOMIC16(sd, 0, gran * block_size,
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block_size, 0, 0, 1, 0, scratch,
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EXPECT_STATUS_GOOD);
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} else {
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WRITEATOMIC16(sd, 0, gran * block_size,
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block_size, 0, 0, 1, 0, scratch,
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EXPECT_INVALID_FIELD_IN_CDB);
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}
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logging(LOG_VERBOSE, "Test WRITEATOMIC16 with DPO==1 FUA==1");
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if (dpofua) {
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WRITEATOMIC16(sd, 0, gran * block_size,
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block_size, 0, 1, 1, 0, scratch,
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EXPECT_STATUS_GOOD);
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} else {
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WRITEATOMIC16(sd, 0, gran * block_size,
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block_size, 0, 1, 1, 0, scratch,
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EXPECT_INVALID_FIELD_IN_CDB);
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}
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logging(LOG_VERBOSE, "Try fetching REPORT_SUPPORTED_OPCODES "
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"for WRITEATOMIC16");
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REPORT_SUPPORTED_OPCODES(sd, &rso_task,
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0, SCSI_REPORT_SUPPORTING_OPCODE,
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SCSI_OPCODE_WRITE_ATOMIC16,
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0,
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65535,
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EXPECT_STATUS_GOOD);
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logging(LOG_VERBOSE, "Unmarshall the DATA-IN buffer");
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rsoc = scsi_datain_unmarshall(rso_task);
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CU_ASSERT_PTR_NOT_NULL_FATAL(rsoc);
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usage_data_dpofua = rsoc->cdb_usage_data[1] & 0x18;
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if (dpofua) {
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logging(LOG_VERBOSE, "DPOFUA is set. Verify the "
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"DPO/FUA flags are set in the CDB_USAGE_DATA");
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if (!usage_data_dpofua) {
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logging(LOG_NORMAL, "[FAILED] DpoFua not set "
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"in CDB_USAGE_DATE");
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CU_FAIL("DpoFua not set in CDB_USAGE_DATE");
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}
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} else {
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logging(LOG_VERBOSE, "DPOFUA is clear. Verify the "
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"DPO/FUA flags are clear in the CDB_USAGE_DATA");
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if (usage_data_dpofua) {
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logging(LOG_NORMAL, "[FAILED] DpoFua not clear "
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"in CDB_USAGE_DATE");
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CU_FAIL("DpoFua not clear in CDB_USAGE_DATE");
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}
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}
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scsi_free_scsi_task(rso_task);
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}
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