1/*
2 * netlink/route/link.h		Links (Interfaces)
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) 2003-2008 Thomas Graf <tgraf@suug.ch>
10 */
11
12#ifndef NETLINK_LINK_H_
13#define NETLINK_LINK_H_
14
15#include <netlink/netlink.h>
16#include <netlink/cache.h>
17#include <netlink/addr.h>
18
19#ifdef __cplusplus
20extern "C" {
21#endif
22
23struct rtnl_link;
24
25enum rtnl_link_st {
26	RTNL_LINK_RX_PACKETS,
27	RTNL_LINK_TX_PACKETS,
28	RTNL_LINK_RX_BYTES,
29	RTNL_LINK_TX_BYTES,
30	RTNL_LINK_RX_ERRORS,
31	RTNL_LINK_TX_ERRORS,
32	RTNL_LINK_RX_DROPPED,
33	RTNL_LINK_TX_DROPPED,
34	RTNL_LINK_RX_COMPRESSED,
35	RTNL_LINK_TX_COMPRESSED,
36	RTNL_LINK_RX_FIFO_ERR,
37	RTNL_LINK_TX_FIFO_ERR,
38	RTNL_LINK_RX_LEN_ERR,
39	RTNL_LINK_RX_OVER_ERR,
40	RTNL_LINK_RX_CRC_ERR,
41	RTNL_LINK_RX_FRAME_ERR,
42	RTNL_LINK_RX_MISSED_ERR,
43	RTNL_LINK_TX_ABORT_ERR,
44	RTNL_LINK_TX_CARRIER_ERR,
45	RTNL_LINK_TX_HBEAT_ERR,
46	RTNL_LINK_TX_WIN_ERR,
47	RTNL_LINK_TX_COLLISIONS,
48	RTNL_LINK_MULTICAST,
49	__RTNL_LINK_STATS_MAX,
50};
51
52#define RTNL_LINK_STATS_MAX (__RTNL_LINK_STATS_MAX - 1)
53
54/* link object allocation/freeage */
55extern struct rtnl_link *rtnl_link_alloc(void);
56extern void	rtnl_link_put(struct rtnl_link *);
57extern void	rtnl_link_free(struct rtnl_link *);
58
59/* link cache management */
60extern int	rtnl_link_alloc_cache(struct nl_sock *, struct nl_cache **);
61extern struct rtnl_link *rtnl_link_get(struct nl_cache *, int);
62extern struct rtnl_link *rtnl_link_get_by_name(struct nl_cache *, const char *);
63
64
65extern int	rtnl_link_build_change_request(struct rtnl_link *,
66					       struct rtnl_link *, int,
67					       struct nl_msg **);
68extern int	rtnl_link_change(struct nl_sock *, struct rtnl_link *,
69				 struct rtnl_link *, int);
70
71/* Name <-> Index Translations */
72extern char * 	rtnl_link_i2name(struct nl_cache *, int, char *, size_t);
73extern int	rtnl_link_name2i(struct nl_cache *, const char *);
74
75/* Name <-> Statistic Translations */
76extern char *	rtnl_link_stat2str(int, char *, size_t);
77extern int	rtnl_link_str2stat(const char *);
78
79/* Link Flags Translations */
80extern char *	rtnl_link_flags2str(int, char *, size_t);
81extern int	rtnl_link_str2flags(const char *);
82
83extern char *	rtnl_link_operstate2str(int, char *, size_t);
84extern int	rtnl_link_str2operstate(const char *);
85
86extern char *	rtnl_link_mode2str(int, char *, size_t);
87extern int	rtnl_link_str2mode(const char *);
88
89/* Access Functions */
90extern void	rtnl_link_set_qdisc(struct rtnl_link *, const char *);
91extern char *	rtnl_link_get_qdisc(struct rtnl_link *);
92
93extern void	rtnl_link_set_name(struct rtnl_link *, const char *);
94extern char *	rtnl_link_get_name(struct rtnl_link *);
95
96extern void	rtnl_link_set_flags(struct rtnl_link *, unsigned int);
97extern void	rtnl_link_unset_flags(struct rtnl_link *, unsigned int);
98extern unsigned int rtnl_link_get_flags(struct rtnl_link *);
99
100extern void	rtnl_link_set_mtu(struct rtnl_link *, unsigned int);
101extern unsigned int rtnl_link_get_mtu(struct rtnl_link *);
102
103extern void	rtnl_link_set_txqlen(struct rtnl_link *, unsigned int);
104extern unsigned int rtnl_link_get_txqlen(struct rtnl_link *);
105
106extern void	rtnl_link_set_weight(struct rtnl_link *, unsigned int);
107extern unsigned int rtnl_link_get_weight(struct rtnl_link *);
108
109extern void	rtnl_link_set_ifindex(struct rtnl_link *, int);
110extern int	rtnl_link_get_ifindex(struct rtnl_link *);
111
112extern void	rtnl_link_set_family(struct rtnl_link *, int);
113extern int	rtnl_link_get_family(struct rtnl_link *);
114
115extern void	rtnl_link_set_arptype(struct rtnl_link *, unsigned int);
116extern unsigned int rtnl_link_get_arptype(struct rtnl_link *);
117
118extern void	rtnl_link_set_addr(struct rtnl_link *, struct nl_addr *);
119extern struct nl_addr *rtnl_link_get_addr(struct rtnl_link *);
120
121extern void	rtnl_link_set_broadcast(struct rtnl_link *, struct nl_addr *);
122extern struct nl_addr *rtnl_link_get_broadcast(struct rtnl_link *);
123
124extern void	rtnl_link_set_link(struct rtnl_link *, int);
125extern int	rtnl_link_get_link(struct rtnl_link *);
126
127extern void	rtnl_link_set_master(struct rtnl_link *, int);
128extern int	rtnl_link_get_master(struct rtnl_link *);
129
130extern void	rtnl_link_set_operstate(struct rtnl_link *, uint8_t);
131extern uint8_t	rtnl_link_get_operstate(struct rtnl_link *);
132
133extern void	rtnl_link_set_linkmode(struct rtnl_link *, uint8_t);
134extern uint8_t	rtnl_link_get_linkmode(struct rtnl_link *);
135
136extern uint64_t rtnl_link_get_stat(struct rtnl_link *, int);
137
138extern int	rtnl_link_set_info_type(struct rtnl_link *, const char *);
139extern char *	rtnl_link_get_info_type(struct rtnl_link *);
140
141#ifdef __cplusplus
142}
143#endif
144
145#endif
146