cryptodev: fix KASUMI F9 expected parameters

[dpdk.git] / drivers / crypto / kasumi / rte_kasumi_pmd.c

diff --git a/drivers/crypto/kasumi/rte_kasumi_pmd.c b/drivers/crypto/kasumi/rte_kasumi_pmd.c
index cff40fb..0e12913 100644 (file)
--- a/drivers/crypto/kasumi/rte_kasumi_pmd.c
+++ b/drivers/crypto/kasumi/rte_kasumi_pmd.c
@@ -142,12 +142,6 @@ kasumi_set_session_parameters(struct kasumi_session *sess,
 
                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);
@@ -274,12 +268,8 @@ process_kasumi_hash_op(struct rte_crypto_op **ops,
        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 */
@@ -293,21 +283,15 @@ process_kasumi_hash_op(struct rte_crypto_op **ops,
 
                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)
@@ -319,9 +303,8 @@ process_kasumi_hash_op(struct rte_crypto_op **ops,
                } 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++;
        }