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d23ff701 JA |
1 | /* tcp_metrics.h - TCP Metrics Interface */ |
2 | ||
3 | #ifndef _LINUX_TCP_METRICS_H | |
4 | #define _LINUX_TCP_METRICS_H | |
5 | ||
6 | #include <linux/types.h> | |
7 | ||
8 | /* NETLINK_GENERIC related info | |
9 | */ | |
10 | #define TCP_METRICS_GENL_NAME "tcp_metrics" | |
11 | #define TCP_METRICS_GENL_VERSION 0x1 | |
12 | ||
13 | enum tcp_metric_index { | |
740b0f18 ED |
14 | TCP_METRIC_RTT, /* in ms units */ |
15 | TCP_METRIC_RTTVAR, /* in ms units */ | |
d23ff701 JA |
16 | TCP_METRIC_SSTHRESH, |
17 | TCP_METRIC_CWND, | |
18 | TCP_METRIC_REORDERING, | |
19 | ||
740b0f18 ED |
20 | TCP_METRIC_RTT_US, /* in usec units */ |
21 | TCP_METRIC_RTTVAR_US, /* in usec units */ | |
22 | ||
d23ff701 JA |
23 | /* Always last. */ |
24 | __TCP_METRIC_MAX, | |
25 | }; | |
26 | ||
27 | #define TCP_METRIC_MAX (__TCP_METRIC_MAX - 1) | |
28 | ||
29 | enum { | |
30 | TCP_METRICS_ATTR_UNSPEC, | |
31 | TCP_METRICS_ATTR_ADDR_IPV4, /* u32 */ | |
32 | TCP_METRICS_ATTR_ADDR_IPV6, /* binary */ | |
33 | TCP_METRICS_ATTR_AGE, /* msecs */ | |
34 | TCP_METRICS_ATTR_TW_TSVAL, /* u32, raw, rcv tsval */ | |
35 | TCP_METRICS_ATTR_TW_TS_STAMP, /* s32, sec age */ | |
36 | TCP_METRICS_ATTR_VALS, /* nested +1, u32 */ | |
37 | TCP_METRICS_ATTR_FOPEN_MSS, /* u16 */ | |
38 | TCP_METRICS_ATTR_FOPEN_SYN_DROPS, /* u16, count of drops */ | |
39 | TCP_METRICS_ATTR_FOPEN_SYN_DROP_TS, /* msecs age */ | |
40 | TCP_METRICS_ATTR_FOPEN_COOKIE, /* binary */ | |
8a59359c CP |
41 | TCP_METRICS_ATTR_SADDR_IPV4, /* u32 */ |
42 | TCP_METRICS_ATTR_SADDR_IPV6, /* binary */ | |
d23ff701 JA |
43 | |
44 | __TCP_METRICS_ATTR_MAX, | |
45 | }; | |
46 | ||
47 | #define TCP_METRICS_ATTR_MAX (__TCP_METRICS_ATTR_MAX - 1) | |
48 | ||
49 | enum { | |
50 | TCP_METRICS_CMD_UNSPEC, | |
51 | TCP_METRICS_CMD_GET, | |
52 | TCP_METRICS_CMD_DEL, | |
53 | ||
54 | __TCP_METRICS_CMD_MAX, | |
55 | }; | |
56 | ||
57 | #define TCP_METRICS_CMD_MAX (__TCP_METRICS_CMD_MAX - 1) | |
58 | ||
59 | #endif /* _LINUX_TCP_METRICS_H */ |