ethdev: bring in async queue-based flow rules operations
[dpdk.git] / lib / flow_classify / rte_flow_classify_parse.h
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2017 Intel Corporation
3  */
4
5 #ifndef _RTE_FLOW_CLASSIFY_PARSE_H_
6 #define _RTE_FLOW_CLASSIFY_PARSE_H_
7
8 #include <rte_ethdev.h>
9 #include <rte_flow.h>
10 #include <stdbool.h>
11
12 #ifdef __cplusplus
13 extern "C" {
14 #endif
15
16 extern enum rte_flow_classify_table_type table_type;
17
18 struct classify_action {
19         /* Flow action mask */
20         uint64_t action_mask;
21
22         struct action {
23                 /** Integer value to return with packets */
24                 struct rte_flow_action_mark mark;
25                 /** Flow rule counter */
26                 struct rte_flow_query_count counter;
27         } act;
28 };
29
30 typedef int (*parse_filter_t)(const struct rte_flow_attr *attr,
31                               const struct rte_flow_item pattern[],
32                               const struct rte_flow_action actions[],
33                               struct rte_eth_ntuple_filter *filter,
34                               struct rte_flow_error *error);
35
36 /* Skip all VOID items of the pattern */
37 void
38 classify_pattern_skip_void_item(struct rte_flow_item *items,
39                             const struct rte_flow_item *pattern);
40
41 /* Find the first VOID or non-VOID item pointer */
42 const struct rte_flow_item *
43 classify_find_first_item(const struct rte_flow_item *item, bool is_void);
44
45
46 /* Find if there's parse filter function matched */
47 parse_filter_t
48 classify_find_parse_filter_func(struct rte_flow_item *pattern);
49
50 /* get action data */
51 struct classify_action *
52 classify_get_flow_action(void);
53
54 #ifdef __cplusplus
55 }
56 #endif
57
58 #endif /* _RTE_FLOW_CLASSIFY_PARSE_H_ */