crypto/zuc: do not append digest

[dpdk.git] / drivers / crypto / zuc / rte_zuc_pmd.c

diff --git a/drivers/crypto/zuc/rte_zuc_pmd.c b/drivers/crypto/zuc/rte_zuc_pmd.c
index 70966d4..f1f9291 100644 (file)
--- a/drivers/crypto/zuc/rte_zuc_pmd.c
+++ b/drivers/crypto/zuc/rte_zuc_pmd.c
@@ -42,7 +42,6 @@
 
 #include "rte_zuc_pmd_private.h"
 
-#define ZUC_DIGEST_LENGTH 4
 #define ZUC_MAX_BURST 8
 #define BYTE_LEN 8
 
@@ -258,7 +257,7 @@ process_zuc_cipher_op(struct rte_crypto_op **ops,
 
 /** Generate/verify hash from mbufs with same hash key. */
 static int
-process_zuc_hash_op(struct rte_crypto_op **ops,
+process_zuc_hash_op(struct zuc_qp *qp, struct rte_crypto_op **ops,
                struct zuc_session *session,
                uint8_t num_ops)
 {
@@ -285,8 +284,7 @@ process_zuc_hash_op(struct rte_crypto_op **ops,
                                session->auth_iv_offset);
 
                if (session->auth_op == RTE_CRYPTO_AUTH_OP_VERIFY) {
-                       dst = (uint32_t *)rte_pktmbuf_append(ops[i]->sym->m_src,
-                                       ZUC_DIGEST_LENGTH);
+                       dst = (uint32_t *)qp->temp_digest;
 
                        sso_zuc_eia3_1_buffer(session->pKey_hash,
                                        iv, src,
@@ -295,10 +293,6 @@ process_zuc_hash_op(struct rte_crypto_op **ops,
                        if (memcmp(dst, ops[i]->sym->auth.digest.data,
                                        ZUC_DIGEST_LENGTH) != 0)
                                ops[i]->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
-
-                       /* Trim area used for digest from mbuf. */
-                       rte_pktmbuf_trim(ops[i]->sym->m_src,
-                                       ZUC_DIGEST_LENGTH);
                } else  {
                        dst = (uint32_t *)ops[i]->sym->auth.digest.data;
 
@@ -327,16 +321,16 @@ process_ops(struct rte_crypto_op **ops, struct zuc_session *session,
                                session, num_ops);
                break;
        case ZUC_OP_ONLY_AUTH:
-               processed_ops = process_zuc_hash_op(ops, session,
+               processed_ops = process_zuc_hash_op(qp, ops, session,
                                num_ops);
                break;
        case ZUC_OP_CIPHER_AUTH:
                processed_ops = process_zuc_cipher_op(ops, session,
                                num_ops);
-               process_zuc_hash_op(ops, session, processed_ops);
+               process_zuc_hash_op(qp, ops, session, processed_ops);
                break;
        case ZUC_OP_AUTH_CIPHER:
-               processed_ops = process_zuc_hash_op(ops, session,
+               processed_ops = process_zuc_hash_op(qp, ops, session,
                                num_ops);
                process_zuc_cipher_op(ops, session, processed_ops);
                break;