Function process_op

dpdk/drivers/crypto/openssl/rte_openssl_pmd.c:3271–3329

Process crypto operation for mbuf */

/** Process crypto operation for mbuf */
static int
process_op(struct openssl_qp *qp, struct rte_crypto_op *op,
		struct openssl_session *sess)
{
	struct rte_mbuf *msrc, *mdst;
	int retval;

	msrc = op->sym->m_src;
	mdst = op->sym->m_dst ? op->sym->m_dst : op->sym->m_src;

	op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;

	switch (sess->chain_order) {
	case OPENSSL_CHAIN_ONLY_CIPHER:
		process_openssl_cipher_op(qp, op, sess, msrc, mdst);
		break;
	case OPENSSL_CHAIN_ONLY_AUTH:
		process_openssl_auth_op(qp, op, sess, msrc, mdst);
		break;
	case OPENSSL_CHAIN_CIPHER_AUTH:
		process_openssl_cipher_op(qp, op, sess, msrc, mdst);
		/* OOP */
		if (msrc != mdst)
			copy_plaintext(msrc, mdst, op);
		process_openssl_auth_op(qp, op, sess, mdst, mdst);
		break;
	case OPENSSL_CHAIN_AUTH_CIPHER:
		process_openssl_auth_op(qp, op, sess, msrc, mdst);
		process_openssl_cipher_op(qp, op, sess, msrc, mdst);
		break;
	case OPENSSL_CHAIN_COMBINED:
		process_openssl_combined_op(qp, op, sess, msrc, mdst);
		break;
	case OPENSSL_CHAIN_CIPHER_BPI:
		process_openssl_docsis_bpi_op(op, sess, msrc, mdst);
		break;
	default:
		op->status = RTE_CRYPTO_OP_STATUS_ERROR;
		break;
	}

	/* Free session if a session-less crypto op */
	if (op->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
		openssl_reset_session(sess);
		memset(sess, 0, sizeof(struct openssl_session));
		rte_mempool_put(qp->sess_mp, op->sym->session);
		op->sym->session = NULL;
	}

	if (op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED)
		op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;

	if (op->status != RTE_CRYPTO_OP_STATUS_ERROR)
		retval = rte_ring_enqueue(qp->processed_ops, (void *)op);
	else
		retval = -1;

	return retval;