1/*
2 * netlink/route/tc.h		Traffic Control
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_TC_H_
13#define NETLINK_TC_H_
14
15#include <netlink/netlink.h>
16#include <netlink/cache.h>
17#include <netlink/data.h>
18
19#ifdef __cplusplus
20extern "C" {
21#endif
22
23/**
24 * TC statistics identifiers
25 * @ingroup tc
26 */
27enum rtnl_tc_stats_id {
28	RTNL_TC_PACKETS,	/**< Packets seen */
29	RTNL_TC_BYTES,		/**< Bytes seen */
30	RTNL_TC_RATE_BPS,	/**< Current bits/s (rate estimator) */
31	RTNL_TC_RATE_PPS,	/**< Current packet/s (rate estimator) */
32	RTNL_TC_QLEN,		/**< Queue length */
33	RTNL_TC_BACKLOG,	/**< Backlog length */
34	RTNL_TC_DROPS,		/**< Packets dropped */
35	RTNL_TC_REQUEUES,	/**< Number of requeues */
36	RTNL_TC_OVERLIMITS,	/**< Number of overlimits */
37	__RTNL_TC_STATS_MAX,
38};
39
40#define RTNL_TC_STATS_MAX (__RTNL_TC_STATS_MAX - 1)
41
42extern int rtnl_tc_calc_txtime(int, int);
43extern int rtnl_tc_calc_bufsize(int, int);
44extern int rtnl_tc_calc_cell_log(int);
45
46/**
47 * Number of entries in a transmission time lookup table
48 * @ingroup tc
49 */
50#define RTNL_TC_RTABLE_SIZE	256
51
52extern int rtnl_tc_build_rate_table(uint32_t *, uint8_t, uint8_t, int, int);
53
54
55/* TC Handle Translations */
56extern char *		rtnl_tc_handle2str(uint32_t, char *, size_t);
57extern int		rtnl_tc_str2handle(const char *, uint32_t *);
58
59#ifdef __cplusplus
60}
61#endif
62
63#endif
64