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test_compareandwrite_invalid_dataout_size: Simplify this test

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Assign the NUMBER OF LOGICAL BLOCKS field in the COMPARE AND WRITE PDU
directly. Use the terminology from SBC-4, namely NUMBER OF LOGICAL BLOCKS
instead of TL.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
This commit is contained in:
Bart Van Assche
2020-05-15 09:09:19 -07:00
parent 9fcdce3101
commit b4d59cd29c
1 changed files with 8 additions and 18 deletions
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26
test-tool/test_compareandwrite_invalid_dataout_size.c
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@@ -26,24 +26,14 @@
#include "iscsi-test-cu.h"
static int new_tl;
static int new_nlb = -1;
static int my_iscsi_queue_pdu(struct iscsi_context *iscsi, struct iscsi_pdu *pdu)
{
if (pdu->outdata.data[0] != ISCSI_PDU_SCSI_REQUEST) {
goto out;
if (pdu->outdata.data[0] != ISCSI_PDU_SCSI_REQUEST && new_nlb >= 0) {
/* change NUMBER OF LOGICAL BLOCKS to new_nlb */
pdu->outdata.data[32 + 13] = new_nlb;
}
switch (new_tl) {
case 1:
/* change TL to 1 */
pdu->outdata.data[32 + 13] = 1;
break;
case 2:
/* change TL to 3 */
pdu->outdata.data[32 + 13] = 3;
break;
}
out:
return orig_queue_pdu(iscsi, pdu);
}
@@ -67,9 +57,9 @@ test_compareandwrite_invalid_dataout_size(void)
logging(LOG_VERBOSE, "Check too small DataOut");
logging(LOG_VERBOSE, "COMPAREANDWRITE with DataOut==%zd (4 blocks) "
"and TL == 1 ", 4 * block_size);
"and NUMBER OF LOGICAL BLOCKS == 1 ", 4 * block_size);
new_tl = 1;
new_nlb = 1;
COMPAREANDWRITE(sd, 0,
scratch, 4 * block_size,
block_size, 0, 0, 0, 0,
@@ -77,9 +67,9 @@ test_compareandwrite_invalid_dataout_size(void)
logging(LOG_VERBOSE, "Check too large DataOut");
logging(LOG_VERBOSE, "COMPAREANDWRITE with DataOut==%zd (4 blocks) "
"and TL == 3 ", 4 * block_size);
"and NUMBER OF LOGICAL BLOCKS == 3 ", 4 * block_size);
new_tl = 2;
new_nlb = 3;
COMPAREANDWRITE(sd, 0,
scratch, 4 * block_size,
block_size, 0, 0, 0, 0,