f-stack/dpdk/lib/librte_flow_classify/rte_flow_classify_parse.h

75 lines
2.7 KiB
C

/*-
* BSD LICENSE
*
* Copyright(c) 2017 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _RTE_FLOW_CLASSIFY_PARSE_H_
#define _RTE_FLOW_CLASSIFY_PARSE_H_
#include <rte_ethdev.h>
#include <rte_ether.h>
#include <rte_flow.h>
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef int (*parse_filter_t)(const struct rte_flow_attr *attr,
const struct rte_flow_item pattern[],
const struct rte_flow_action actions[],
struct rte_eth_ntuple_filter *filter,
struct rte_flow_error *error);
/* Skip all VOID items of the pattern */
void
classify_pattern_skip_void_item(struct rte_flow_item *items,
const struct rte_flow_item *pattern);
/* Find the first VOID or non-VOID item pointer */
const struct rte_flow_item *
classify_find_first_item(const struct rte_flow_item *item, bool is_void);
/* Find if there's parse filter function matched */
parse_filter_t
classify_find_parse_filter_func(struct rte_flow_item *pattern);
/* get action data */
struct rte_flow_action *
classify_get_flow_action(void);
#ifdef __cplusplus
}
#endif
#endif /* _RTE_FLOW_CLASSIFY_PARSE_H_ */