--- /dev/null
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 HUAWEI TECHNOLOGIES CO., LTD.
+ */
+
+#ifndef _VIRTIO_CRYPTO_ALGS_H_
+#define _VIRTIO_CRYPTO_ALGS_H_
+
+#include <rte_memory.h>
+
+#include "virtio_crypto.h"
+
+struct virtio_crypto_session {
+ uint64_t session_id;
+
+ struct {
+ uint16_t offset;
+ uint16_t length;
+ } iv;
+
+ struct {
+ uint32_t length;
+ phys_addr_t phys_addr;
+ } aad;
+
+ struct virtio_crypto_op_ctrl_req ctrl;
+};
+
+#endif /* _VIRTIO_CRYPTO_ALGS_H_ */