+enum sfc_flow_item_layers {
+ SFC_FLOW_ITEM_ANY_LAYER,
+ SFC_FLOW_ITEM_START_LAYER,
+ SFC_FLOW_ITEM_L2,
+ SFC_FLOW_ITEM_L3,
+ SFC_FLOW_ITEM_L4,
+};
+
+/* Flow parse context types */
+enum sfc_flow_parse_ctx_type {
+ SFC_FLOW_PARSE_CTX_FILTER = 0,
+ SFC_FLOW_PARSE_CTX_MAE,
+
+ SFC_FLOW_PARSE_CTX_NTYPES
+};
+
+/* Flow parse context */
+struct sfc_flow_parse_ctx {
+ enum sfc_flow_parse_ctx_type type;
+
+ RTE_STD_C11
+ union {
+ /* Context pointer valid for filter-based (VNIC) flows */
+ efx_filter_spec_t *filter;
+ /* Context pointer valid for MAE-based flows */
+ struct sfc_mae_parse_ctx *mae;
+ };
+};
+
+typedef int (sfc_flow_item_parse)(const struct rte_flow_item *item,
+ struct sfc_flow_parse_ctx *parse_ctx,
+ struct rte_flow_error *error);
+
+struct sfc_flow_item {
+ enum rte_flow_item_type type; /* Type of item */
+ enum sfc_flow_item_layers layer; /* Layer of item */
+ enum sfc_flow_item_layers prev_layer; /* Previous layer of item */
+ enum sfc_flow_parse_ctx_type ctx_type; /* Parse context type */
+ sfc_flow_item_parse *parse; /* Parsing function */
+};
+
+int sfc_flow_parse_pattern(const struct sfc_flow_item *flow_items,
+ unsigned int nb_flow_items,
+ const struct rte_flow_item pattern[],
+ struct sfc_flow_parse_ctx *parse_ctx,
+ struct rte_flow_error *error);
+
+int sfc_flow_parse_init(const struct rte_flow_item *item,
+ const void **spec_ptr,
+ const void **mask_ptr,
+ const void *supp_mask,
+ const void *def_mask,
+ unsigned int size,
+ struct rte_flow_error *error);
+