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/* SPDX-License-Identifier: LGPL-2.1-only */
/*
* Copyright (c) 2011-2013 Thomas Graf <tgraf@suug.ch>
*/
#ifndef NETLINK_TC_API_H_
#define NETLINK_TC_API_H_
#include <netlink/netlink.h>
#include <netlink/msg.h>
#include <netlink/route/tc.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* Traffic control object operations
* @ingroup tc
*
* This structure holds function pointers and settings implementing
* the features of each traffic control object implementation.
*/
struct rtnl_tc_ops
{
/**
* Name of traffic control module
*/
char *to_kind;
/**
* Type of traffic control object
*/
enum rtnl_tc_type to_type;
/**
* Size of private data
*/
size_t to_size;
/**
* Dump callbacks
*/
void (*to_dump[NL_DUMP_MAX+1])(struct rtnl_tc *, void *,
struct nl_dump_params *);
/**
* Used to fill the contents of TCA_OPTIONS
*/
int (*to_msg_fill)(struct rtnl_tc *, void *, struct nl_msg *);
/**
* Uesd to to fill tc related messages, unlike with to_msg_fill,
* the contents is not encapsulated with a TCA_OPTIONS nested
* attribute.
*/
int (*to_msg_fill_raw)(struct rtnl_tc *, void *, struct nl_msg *);
/**
* TCA_OPTIONS message parser
*/
int (*to_msg_parser)(struct rtnl_tc *, void *);
/**
* Called before a tc object is destroyed
*/
void (*to_free_data)(struct rtnl_tc *, void *);
/**
* Called whenever a classifier object needs to be cloned
*/
int (*to_clone)(void *, void *);
/**
* Internal, don't touch
*/
struct nl_list_head to_list;
};
struct rtnl_tc_type_ops
{
enum rtnl_tc_type tt_type;
char *tt_dump_prefix;
/**
* Dump callbacks
*/
void (*tt_dump[NL_DUMP_MAX+1])(struct rtnl_tc *,
struct nl_dump_params *);
};
extern int rtnl_tc_msg_parse(struct nlmsghdr *,
struct rtnl_tc *);
extern int rtnl_tc_msg_build(struct rtnl_tc *, int,
int, struct nl_msg **);
extern void rtnl_tc_free_data(struct nl_object *);
extern int rtnl_tc_clone(struct nl_object *,
struct nl_object *);
extern void rtnl_tc_dump_line(struct nl_object *,
struct nl_dump_params *);
extern void rtnl_tc_dump_details(struct nl_object *,
struct nl_dump_params *);
extern void rtnl_tc_dump_stats(struct nl_object *,
struct nl_dump_params *);
extern uint64_t rtnl_tc_compare(struct nl_object *,
struct nl_object *,
uint64_t, int);
void * rtnl_tc_data_peek(struct rtnl_tc *tc);
extern void * rtnl_tc_data(struct rtnl_tc *);
extern void * rtnl_tc_data_check(struct rtnl_tc *,
struct rtnl_tc_ops *, int *);
extern struct rtnl_tc_ops * rtnl_tc_lookup_ops(enum rtnl_tc_type,
const char *);
extern struct rtnl_tc_ops * rtnl_tc_get_ops(struct rtnl_tc *);
extern int rtnl_tc_register(struct rtnl_tc_ops *);
extern void rtnl_tc_unregister(struct rtnl_tc_ops *);
extern void rtnl_tc_type_register(struct rtnl_tc_type_ops *);
extern void rtnl_tc_type_unregister(struct rtnl_tc_type_ops *);
#ifdef __cplusplus
}
#endif
#endif
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