void
test_extendedcopy_validate_seg_descr(void)
{
int tgt_desc_len = 0, seg_desc_len = 0, offset = XCOPY_DESC_OFFSET;
struct iscsi_data data;
unsigned char *xcopybuf;
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test EXTENDED COPY segment descriptor fields");
CHECK_FOR_DATALOSS;
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;
memset(xcopybuf, 0, data.size);
logging(LOG_VERBOSE, "Send invalid target descriptor index");
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;
/* Inaccessible DESTINATION TARGET DESCRIPTOR INDEX */
offset += populate_seg_desc_b2b(xcopybuf+offset, 0, 0, 0, 1,
2048, 0, num_blocks - 2048);
seg_desc_len = offset - XCOPY_DESC_OFFSET - tgt_desc_len;
populate_param_header(xcopybuf, 1, 0, 0, 0,
tgt_desc_len, seg_desc_len, 0);
EXTENDEDCOPY(sd, &data, EXPECT_COPY_ABORTED);
logging(LOG_VERBOSE,
"Number of copy blocks beyond destination block device capacity");
memset(xcopybuf, 0, data.size);
offset = XCOPY_DESC_OFFSET;
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;
/* Beyond EOL */
offset += populate_seg_desc_b2b(xcopybuf+offset, 0, 0, 0, 0,
2048, 0, num_blocks - 1);
seg_desc_len = offset - XCOPY_DESC_OFFSET - tgt_desc_len;
populate_param_header(xcopybuf, 1, 0, 0, 0,
tgt_desc_len, seg_desc_len, 0);
EXTENDEDCOPY(sd, &data, EXPECT_COPY_ABORTED);
}
void
test_extendedcopy_param(void)
{
int tgt_desc_len = 0, seg_desc_len = 0, offset = XCOPY_DESC_OFFSET;
struct iscsi_data data;
unsigned char *xcopybuf;
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test EXTENDED COPY parameter list length");
CHECK_FOR_DATALOSS;
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;
memset(xcopybuf, 0, data.size);
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;
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;
populate_param_header(xcopybuf, 1, 0, 0, 0,
tgt_desc_len, seg_desc_len, 0);
logging(LOG_VERBOSE,
"Test parameter list length truncating target descriptor");
data.size = XCOPY_DESC_OFFSET +
get_desc_len(IDENT_DESCR_TGT_DESCR) - 1;
EXTENDEDCOPY(sd, &data, EXPECT_PARAM_LIST_LEN_ERR);
logging(LOG_VERBOSE,
"Test parameter list length truncating segment descriptor");
data.size = XCOPY_DESC_OFFSET +
get_desc_len(IDENT_DESCR_TGT_DESCR) +
get_desc_len(BLK_TO_BLK_SEG_DESCR) - 1;
EXTENDEDCOPY(sd, &data, EXPECT_PARAM_LIST_LEN_ERR);
logging(LOG_VERBOSE, "Test parameter list length = 0");
data.size = 0;
EXTENDEDCOPY(sd, &data, EXPECT_STATUS_GOOD);
}
void
test_extendedcopy_simple(void)
{
int tgt_desc_len = 0, seg_desc_len = 0, offset = XCOPY_DESC_OFFSET;
struct iscsi_data data;
unsigned char *xcopybuf;
unsigned int copied_blocks;
unsigned char *buf1;
unsigned char *buf2;
copied_blocks = num_blocks / 2;
if (copied_blocks > 2048)
copied_blocks = 2048;
buf1 = malloc(copied_blocks * block_size);
buf2 = malloc(copied_blocks * block_size);
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE,
"Test EXTENDED COPY of %u blocks from start of LUN to end of LUN",
copied_blocks);
CHECK_FOR_DATALOSS;
logging(LOG_VERBOSE, "Write %u blocks of 'A' at LBA:0", copied_blocks);
memset(buf1, 'A', copied_blocks * block_size);
WRITE16(sd, 0, copied_blocks * block_size, block_size, 0, 0, 0, 0, 0,
buf1, EXPECT_STATUS_GOOD);
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;
memset(xcopybuf, 0, data.size);
/* 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;
/* Iniitialize segment descriptor list with one segment descriptor */
offset += populate_seg_desc_b2b(xcopybuf+offset, 0, 0, 0, 0,
copied_blocks, 0, num_blocks - copied_blocks);
seg_desc_len = offset - XCOPY_DESC_OFFSET - tgt_desc_len;
/* Initialize the parameter list header */
populate_param_header(xcopybuf, 1, 0, LIST_ID_USAGE_DISCARD, 0,
tgt_desc_len, seg_desc_len, 0);
EXTENDEDCOPY(sd, &data, EXPECT_STATUS_GOOD);
logging(LOG_VERBOSE, "Read %u blocks from end of the LUN",
copied_blocks);
READ16(sd, NULL, num_blocks - copied_blocks, copied_blocks * block_size,
block_size, 0, 0, 0, 0, 0, buf2,
EXPECT_STATUS_GOOD);
if (memcmp(buf1, buf2, copied_blocks * block_size)) {
CU_FAIL("Blocks were not copied correctly");
}
free(buf1);
free(buf2);
}
void
test_extendedcopy_validate_tgt_descr(void)
{
int tgt_desc_len = 0, seg_desc_len = 0, offset = XCOPY_DESC_OFFSET;
int ret;
struct scsi_inquiry_standard *std_inq;
struct iscsi_data data;
unsigned char *xcopybuf;
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test EXTENDED COPY target descriptor fields");
CHECK_FOR_DATALOSS;
ret = inquiry(sd, &task, 0, 0, 260,
EXPECT_STATUS_GOOD);
CU_ASSERT_EQUAL(ret, 0);
std_inq = scsi_datain_unmarshall(task);
CU_ASSERT_NOT_EQUAL(std_inq, NULL);
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;
memset(xcopybuf, 0, data.size);
logging(LOG_VERBOSE, "Unsupported LU_ID TYPE");
/* Unsupported LU ID TYPE */
offset += populate_tgt_desc(xcopybuf+offset, IDENT_DESCR_TGT_DESCR,
LU_ID_TYPE_RSVD, 0, 0, 0, 0, sd);
tgt_desc_len = offset - XCOPY_DESC_OFFSET;
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;
populate_param_header(xcopybuf, 1, 0, 0, 0,
tgt_desc_len, seg_desc_len, 0);
if (std_inq->version >= 6) {
/* SPC-4 - LU ID should be ignored "*/
EXTENDEDCOPY(sd, &data, EXPECT_STATUS_GOOD);
} else {
/* SPC-3 - LU ID is reserved */
EXTENDEDCOPY(sd, &data, EXPECT_INVALID_FIELD_IN_CDB);
}
if (std_inq->version >= 6) {
/* NUL bit is obsolete in SPC-4 */
CU_PASS("[SKIPPED] Target is SPC-4+. Skipping NUL bit test");
return;
}
logging(LOG_VERBOSE, "Test NUL bit in target descriptor");
/* NUL bit */
memset(xcopybuf, 0, data.size);
offset = XCOPY_DESC_OFFSET;
offset += populate_tgt_desc(xcopybuf+offset, IDENT_DESCR_TGT_DESCR,
LU_ID_TYPE_LUN, 1, 0, 0, 0, sd);
tgt_desc_len = offset - XCOPY_DESC_OFFSET;
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;
populate_param_header(xcopybuf, 1, 0, 0, 0,
tgt_desc_len, seg_desc_len, 0);
EXTENDEDCOPY(sd, &data, EXPECT_COPY_ABORTED);
}
