sess->auth_op = auth_xform->auth.op;
- sess->auth_iv_offset = auth_xform->auth.iv.offset;
- if (auth_xform->auth.iv.length != KASUMI_IV_LENGTH) {
- KASUMI_LOG_ERR("Wrong IV length");
- return -EINVAL;
- }
-
/* Initialize key */
sso_kasumi_init_f9_key_sched(auth_xform->auth.key.data,
&sess->pKeySched_hash);
unsigned i;
uint8_t processed_ops = 0;
uint8_t *src, *dst;
- uint8_t *iv_ptr;
uint32_t length_in_bits;
uint32_t num_bytes;
- uint32_t shift_bits;
- uint64_t iv;
- uint8_t direction;
for (i = 0; i < num_ops; i++) {
/* Data must be byte aligned */
src = rte_pktmbuf_mtod(ops[i]->sym->m_src, uint8_t *) +
(ops[i]->sym->auth.data.offset >> 3);
- iv_ptr = rte_crypto_op_ctod_offset(ops[i], uint8_t *,
- session->auth_iv_offset);
- iv = *((uint64_t *)(iv_ptr));
/* Direction from next bit after end of message */
- num_bytes = (length_in_bits >> 3) + 1;
- shift_bits = (BYTE_LEN - 1 - length_in_bits) % BYTE_LEN;
- direction = (src[num_bytes - 1] >> shift_bits) & 0x01;
+ num_bytes = length_in_bits >> 3;
if (session->auth_op == RTE_CRYPTO_AUTH_OP_VERIFY) {
dst = (uint8_t *)rte_pktmbuf_append(ops[i]->sym->m_src,
KASUMI_DIGEST_LENGTH);
+ sso_kasumi_f9_1_buffer(&session->pKeySched_hash, src,
+ num_bytes, dst);
- sso_kasumi_f9_1_buffer_user(&session->pKeySched_hash,
- iv, src,
- length_in_bits, dst, direction);
/* Verify digest. */
if (memcmp(dst, ops[i]->sym->auth.digest.data,
KASUMI_DIGEST_LENGTH) != 0)
} else {
dst = ops[i]->sym->auth.digest.data;
- sso_kasumi_f9_1_buffer_user(&session->pKeySched_hash,
- iv, src,
- length_in_bits, dst, direction);
+ sso_kasumi_f9_1_buffer(&session->pKeySched_hash, src,
+ num_bytes, dst);
}
processed_ops++;
}