1/*
2 * netlink/route/class-modules.h       Class Module API
3 *
4 *	This library is free software; you can redistribute it and/or
5 *	modify it under the terms of the GNU Lesser General Public
6 *	License as published by the Free Software Foundation version 2.1
7 *	of the License.
8 *
9 * Copyright (c) 2003-2006 Thomas Graf <tgraf@suug.ch>
10 */
11
12#ifndef NETLINK_CLASS_MODULES_H_
13#define NETLINK_CLASS_MODULES_H_
14
15#include <netlink/netlink.h>
16
17#ifdef __cplusplus
18extern "C" {
19#endif
20
21/**
22 * Class operations
23 * @ingroup class_api
24 */
25struct rtnl_class_ops
26{
27	/**
28	 * Kind/Name of class
29	 */
30	char co_kind[32];
31
32	/**
33	 * Dump callbacks
34	 */
35	void (*co_dump[NL_DUMP_MAX+1])(struct rtnl_class *,
36				       struct nl_dump_params *);
37
38	/**
39	 * Must return the contents supposed to be in TCA_OPTIONS
40	 */
41	struct nl_msg *(*co_get_opts)(struct rtnl_class *);
42
43	/**
44	 * TCA_OPTIONS message parser
45	 */
46	int  (*co_msg_parser)(struct rtnl_class *);
47
48	/**
49	 * Called before a class object gets destroyed
50	 */
51	void (*co_free_data)(struct rtnl_class *);
52
53	/**
54	 * Called whenever a class object needs to be cloned
55	 */
56	int (*co_clone)(struct rtnl_class *, struct rtnl_class *);
57
58	/**
59	 * INTERNAL (Do not use)
60	 */
61	struct rtnl_class_ops *co_next;
62};
63
64extern int			rtnl_class_register(struct rtnl_class_ops *);
65extern int			rtnl_class_unregister(struct rtnl_class_ops *);
66extern struct rtnl_class_ops *	rtnl_class_lookup_ops(struct rtnl_class *);
67extern struct rtnl_class_ops *	__rtnl_class_lookup_ops(const char *);
68
69#ifdef __cplusplus
70}
71#endif
72
73#endif
74