1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2017 Intel Corporation. All rights reserved. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * * Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * * Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * * Neither the name of Intel Corporation nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #ifndef _RTE_FLOW_CLASSIFY_PARSE_H_ 35 #define _RTE_FLOW_CLASSIFY_PARSE_H_ 36 37 #include <rte_ethdev.h> 38 #include <rte_ether.h> 39 #include <rte_flow.h> 40 #include <stdbool.h> 41 42 #ifdef __cplusplus 43 extern "C" { 44 #endif 45 46 typedef int (*parse_filter_t)(const struct rte_flow_attr *attr, 47 const struct rte_flow_item pattern[], 48 const struct rte_flow_action actions[], 49 struct rte_eth_ntuple_filter *filter, 50 struct rte_flow_error *error); 51 52 /* Skip all VOID items of the pattern */ 53 void 54 classify_pattern_skip_void_item(struct rte_flow_item *items, 55 const struct rte_flow_item *pattern); 56 57 /* Find the first VOID or non-VOID item pointer */ 58 const struct rte_flow_item * 59 classify_find_first_item(const struct rte_flow_item *item, bool is_void); 60 61 62 /* Find if there's parse filter function matched */ 63 parse_filter_t 64 classify_find_parse_filter_func(struct rte_flow_item *pattern); 65 66 /* get action data */ 67 struct rte_flow_action * 68 classify_get_flow_action(void); 69 70 #ifdef __cplusplus 71 } 72 #endif 73 74 #endif /* _RTE_FLOW_CLASSIFY_PARSE_H_ */ 75