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test/crypto: skip validation of head/tailroom used by PMD

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Crypto PMDs would specify the head/tailroom it would use while
processing the crypto requests. This need to be considered while
verifying buffers processed by crypto PMDs.

Signed-off-by: Anoob Joseph <anoob.joseph@caviumnetworks.com>
Acked-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
This commit is contained in:
Anoob Joseph 2018-07-10 20:12:39 +05:30 committed by Pablo de Lara
parent c1670ae002
commit a80ff7207c
1 changed files with 54 additions and 6 deletions
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60
test/test/test_cryptodev_blockcipher.c
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@ -75,8 +75,9 @@ test_blockcipher_one_case(const struct blockcipher_test_case *t,
int nb_segs = 1;
rte_cryptodev_info_get(dev_id, &dev_info);
if (t->feature_mask & BLOCKCIPHER_TEST_FEATURE_SG) {
rte_cryptodev_info_get(dev_id, &dev_info);
uint64_t feat_flags = dev_info.feature_flags;
uint64_t oop_flag = RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT;
@ -451,11 +452,34 @@ test_blockcipher_one_case(const struct blockcipher_test_case *t,
uint8_t value;
uint32_t head_unchanged_len, changed_len = 0;
uint32_t i;
uint32_t hdroom_used = 0, tlroom_used = 0;
uint32_t hdroom = 0;
mbuf = sym_op->m_src;
/*
* Crypto PMDs specify the headroom & tailroom it would use
* when processing the crypto operation. PMD is free to modify
* this space, and so the verification check should skip that
* block.
*/
hdroom_used = dev_info.min_mbuf_headroom_req;
tlroom_used = dev_info.min_mbuf_tailroom_req;
/* Get headroom */
hdroom = rte_pktmbuf_headroom(mbuf);
head_unchanged_len = mbuf->buf_len;
for (i = 0; i < mbuf->buf_len; i++) {
/* Skip headroom used by PMD */
if (i == hdroom - hdroom_used)
i += hdroom_used;
/* Skip tailroom used by PMD */
if (i == (hdroom + mbuf->data_len))
i += tlroom_used;
value = *((uint8_t *)(mbuf->buf_addr)+i);
if (value != tmp_src_buf[i]) {
snprintf(test_msg, BLOCKCIPHER_TEST_MSG_LEN,
@ -468,14 +492,13 @@ test_blockcipher_one_case(const struct blockcipher_test_case *t,
mbuf = sym_op->m_dst;
if (t->op_mask & BLOCKCIPHER_TEST_OP_AUTH) {
head_unchanged_len = rte_pktmbuf_headroom(mbuf) +
sym_op->auth.data.offset;
head_unchanged_len = hdroom + sym_op->auth.data.offset;
changed_len = sym_op->auth.data.length;
if (t->op_mask & BLOCKCIPHER_TEST_OP_AUTH_GEN)
changed_len += digest_len;
} else {
/* cipher-only */
head_unchanged_len = rte_pktmbuf_headroom(mbuf) +
head_unchanged_len = hdroom +
sym_op->cipher.data.offset;
changed_len = sym_op->cipher.data.length;
}
@ -499,15 +522,30 @@ test_blockcipher_one_case(const struct blockcipher_test_case *t,
uint8_t value;
uint32_t head_unchanged_len = 0, changed_len = 0;
uint32_t i;
uint32_t hdroom_used = 0, tlroom_used = 0;
uint32_t hdroom = 0;
/*
* Crypto PMDs specify the headroom & tailroom it would use
* when processing the crypto operation. PMD is free to modify
* this space, and so the verification check should skip that
* block.
*/
hdroom_used = dev_info.min_mbuf_headroom_req;
tlroom_used = dev_info.min_mbuf_tailroom_req;
mbuf = sym_op->m_src;
/* Get headroom */
hdroom = rte_pktmbuf_headroom(mbuf);
if (t->op_mask & BLOCKCIPHER_TEST_OP_CIPHER) {
head_unchanged_len = rte_pktmbuf_headroom(mbuf) +
head_unchanged_len = hdroom +
sym_op->cipher.data.offset;
changed_len = sym_op->cipher.data.length;
} else {
/* auth-only */
head_unchanged_len = rte_pktmbuf_headroom(mbuf) +
head_unchanged_len = hdroom +
sym_op->auth.data.offset +
sym_op->auth.data.length;
changed_len = 0;
@ -517,8 +555,18 @@ test_blockcipher_one_case(const struct blockcipher_test_case *t,
changed_len += digest_len;
for (i = 0; i < mbuf->buf_len; i++) {
/* Skip headroom used by PMD */
if (i == hdroom - hdroom_used)
i += hdroom_used;
if (i == head_unchanged_len)
i += changed_len;
/* Skip tailroom used by PMD */
if (i == (hdroom + mbuf->data_len))
i += tlroom_used;
value = *((uint8_t *)(mbuf->buf_addr)+i);
if (value != tmp_src_buf[i]) {
snprintf(test_msg, BLOCKCIPHER_TEST_MSG_LEN,