+#define FLEX_ITEM_MAX_SAMPLES_NUM 16
+#define FLEX_ITEM_MAX_LINKS_NUM 16
+#define FLEX_MAX_FLOW_PATTERN_LENGTH 64
+#define FLEX_MAX_PARSERS_NUM 8
+#define FLEX_MAX_PATTERNS_NUM 64
+#define FLEX_PARSER_ERR ((struct flex_item *)-1)
+
+struct flex_item {
+ struct rte_flow_item_flex_conf flex_conf;
+ struct rte_flow_item_flex_handle *flex_handle;
+ uint32_t flex_id;
+};
+
+struct flex_pattern {
+ struct rte_flow_item_flex spec, mask;
+ uint8_t spec_pattern[FLEX_MAX_FLOW_PATTERN_LENGTH];
+ uint8_t mask_pattern[FLEX_MAX_FLOW_PATTERN_LENGTH];
+};
+extern struct flex_item *flex_items[RTE_MAX_ETHPORTS][FLEX_MAX_PARSERS_NUM];
+extern struct flex_pattern flex_patterns[FLEX_MAX_PATTERNS_NUM];
+