1/*
2 * netlink/utils.h		Utility Functions
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_UTILS_H_
13#define NETLINK_UTILS_H_
14
15#include <netlink/netlink.h>
16#include <netlink/list.h>
17
18#ifdef __cplusplus
19extern "C" {
20#endif
21
22/**
23 * @name Probability Constants
24 * @{
25 */
26
27/**
28 * Lower probability limit
29 * @ingroup utils
30 */
31#define NL_PROB_MIN 0x0
32
33/**
34 * Upper probability limit
35 * @ingroup utils
36 */
37#define NL_PROB_MAX 0xffffffff
38
39/** @} */
40
41/* unit pretty-printing */
42extern double	nl_cancel_down_bytes(unsigned long long, char **);
43extern double	nl_cancel_down_bits(unsigned long long, char **);
44extern double	nl_cancel_down_us(uint32_t, char **);
45
46/* generic unit translations */
47extern long	nl_size2int(const char *);
48extern long	nl_prob2int(const char *);
49
50/* time translations */
51extern int	nl_get_hz(void);
52extern uint32_t	nl_us2ticks(uint32_t);
53extern uint32_t	nl_ticks2us(uint32_t);
54extern int	nl_str2msec(const char *, uint64_t *);
55extern char *	nl_msec2str(uint64_t, char *, size_t);
56
57/* link layer protocol translations */
58extern char *	nl_llproto2str(int, char *, size_t);
59extern int	nl_str2llproto(const char *);
60
61/* ethernet protocol translations */
62extern char *	nl_ether_proto2str(int, char *, size_t);
63extern int	nl_str2ether_proto(const char *);
64
65/* IP protocol translations */
66extern char *	nl_ip_proto2str(int, char *, size_t);
67extern int	nl_str2ip_proto(const char *);
68
69/* Dumping helpers */
70extern void	nl_new_line(struct nl_dump_params *);
71extern void	nl_dump(struct nl_dump_params *, const char *, ...);
72extern void	nl_dump_line(struct nl_dump_params *, const char *, ...);
73
74#ifdef __cplusplus
75}
76#endif
77
78#endif
79