rte_flow_classify.h

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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2017 Intel Corporation
 */

#ifndef _RTE_FLOW_CLASSIFY_H_
#define _RTE_FLOW_CLASSIFY_H_

#include <rte_compat.h>
#include <rte_common.h>
#include <rte_ethdev.h>
#include <rte_ether.h>
#include <rte_flow.h>
#include <rte_acl.h>
#include <rte_table_acl.h>

#ifdef __cplusplus
extern "C" {
#endif

extern int librte_flow_classify_logtype;

#define RTE_FLOW_CLASSIFY_LOG(level, ...) \
        rte_log(RTE_LOG_ ## level, \
                librte_flow_classify_logtype, \
                RTE_FMT("%s(): " RTE_FMT_HEAD(__VA_ARGS__,), \
                        __func__, \
                        RTE_FMT_TAIL(__VA_ARGS__,)))

#ifndef RTE_FLOW_CLASSIFY_TABLE_MAX
#define RTE_FLOW_CLASSIFY_TABLE_MAX             32
#endif

struct rte_flow_classifier;

struct rte_flow_classify_rule;

enum rte_flow_classify_rule_type {
        RTE_FLOW_CLASSIFY_RULE_TYPE_NONE,
        RTE_FLOW_CLASSIFY_RULE_TYPE_IPV4_5TUPLE,
};

enum rte_flow_classify_table_type {
        RTE_FLOW_CLASSIFY_TABLE_TYPE_NONE = 1 << 0,
        RTE_FLOW_CLASSIFY_TABLE_ACL_IP4_5TUPLE = 1 << 1,
        RTE_FLOW_CLASSIFY_TABLE_ACL_VLAN_IP4_5TUPLE = 1 << 2,
        RTE_FLOW_CLASSIFY_TABLE_ACL_QINQ_IP4_5TUPLE = 1 << 3,

};

struct rte_flow_classifier_params {
        const char *name;

        int socket_id;
};

struct rte_flow_classify_table_params {
        struct rte_table_ops *ops;

        void *arg_create;

        enum rte_flow_classify_table_type type;
};

struct rte_flow_classify_ipv4_5tuple {
        uint32_t dst_ip;         
        uint32_t dst_ip_mask;    
        uint32_t src_ip;         
        uint32_t src_ip_mask;    
        uint16_t dst_port;       
        uint16_t dst_port_mask;  
        uint16_t src_port;       
        uint16_t src_port_mask;  
        uint8_t proto;           
        uint8_t proto_mask;      
};

struct rte_flow_classify_stats {
        void *stats;
};

struct rte_flow_classify_ipv4_5tuple_stats {
        uint64_t counter1;
        struct rte_flow_classify_ipv4_5tuple ipv4_5tuple;
};

struct rte_flow_classifier * __rte_experimental
rte_flow_classifier_create(struct rte_flow_classifier_params *params);

int __rte_experimental
rte_flow_classifier_free(struct rte_flow_classifier *cls);

int __rte_experimental
rte_flow_classify_table_create(struct rte_flow_classifier *cls,
                struct rte_flow_classify_table_params *params);

int __rte_experimental
rte_flow_classify_validate(struct rte_flow_classifier *cls,
                const struct rte_flow_attr *attr,
                const struct rte_flow_item pattern[],
                const struct rte_flow_action actions[],
                struct rte_flow_error *error);

struct rte_flow_classify_rule * __rte_experimental
rte_flow_classify_table_entry_add(struct rte_flow_classifier *cls,
                const struct rte_flow_attr *attr,
                const struct rte_flow_item pattern[],
                const struct rte_flow_action actions[],
                int *key_found,
                struct rte_flow_error *error);

int __rte_experimental
rte_flow_classify_table_entry_delete(struct rte_flow_classifier *cls,
                struct rte_flow_classify_rule *rule);

int __rte_experimental
rte_flow_classifier_query(struct rte_flow_classifier *cls,
                struct rte_mbuf **pkts,
                const uint16_t nb_pkts,
                struct rte_flow_classify_rule *rule,
                struct rte_flow_classify_stats *stats);

#ifdef __cplusplus
}
#endif

#endif /* _RTE_FLOW_CLASSIFY_H_ */