+#define IP4_TUNNEL (1 << 0)
+#define IP6_TUNNEL (1 << 1)
+#define TRANSPORT (1 << 2)
+ struct ip_addr src;
+ struct ip_addr dst;
+ uint8_t cipher_key[MAX_KEY_SIZE];
+ uint16_t cipher_key_len;
+ uint8_t auth_key[MAX_KEY_SIZE];
+ uint16_t auth_key_len;
+ uint16_t aad_len;
+ struct rte_crypto_sym_xform *xforms;