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61 lines
1.5 KiB
61 lines
1.5 KiB
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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/* tcp_metrics.h - TCP Metrics Interface */ |
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#ifndef _LINUX_TCP_METRICS_H |
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#define _LINUX_TCP_METRICS_H |
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#include <linux/types.h> |
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/* NETLINK_GENERIC related info |
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*/ |
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#define TCP_METRICS_GENL_NAME "tcp_metrics" |
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#define TCP_METRICS_GENL_VERSION 0x1 |
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enum tcp_metric_index { |
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TCP_METRIC_RTT, /* in ms units */ |
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TCP_METRIC_RTTVAR, /* in ms units */ |
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TCP_METRIC_SSTHRESH, |
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TCP_METRIC_CWND, |
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TCP_METRIC_REORDERING, |
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TCP_METRIC_RTT_US, /* in usec units */ |
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TCP_METRIC_RTTVAR_US, /* in usec units */ |
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/* Always last. */ |
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__TCP_METRIC_MAX, |
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}; |
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#define TCP_METRIC_MAX (__TCP_METRIC_MAX - 1) |
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enum { |
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TCP_METRICS_ATTR_UNSPEC, |
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TCP_METRICS_ATTR_ADDR_IPV4, /* u32 */ |
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TCP_METRICS_ATTR_ADDR_IPV6, /* binary */ |
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TCP_METRICS_ATTR_AGE, /* msecs */ |
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TCP_METRICS_ATTR_TW_TSVAL, /* u32, raw, rcv tsval */ |
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TCP_METRICS_ATTR_TW_TS_STAMP, /* s32, sec age */ |
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TCP_METRICS_ATTR_VALS, /* nested +1, u32 */ |
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TCP_METRICS_ATTR_FOPEN_MSS, /* u16 */ |
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TCP_METRICS_ATTR_FOPEN_SYN_DROPS, /* u16, count of drops */ |
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TCP_METRICS_ATTR_FOPEN_SYN_DROP_TS, /* msecs age */ |
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TCP_METRICS_ATTR_FOPEN_COOKIE, /* binary */ |
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TCP_METRICS_ATTR_SADDR_IPV4, /* u32 */ |
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TCP_METRICS_ATTR_SADDR_IPV6, /* binary */ |
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TCP_METRICS_ATTR_PAD, |
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__TCP_METRICS_ATTR_MAX, |
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}; |
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#define TCP_METRICS_ATTR_MAX (__TCP_METRICS_ATTR_MAX - 1) |
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enum { |
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TCP_METRICS_CMD_UNSPEC, |
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TCP_METRICS_CMD_GET, |
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TCP_METRICS_CMD_DEL, |
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__TCP_METRICS_CMD_MAX, |
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}; |
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#define TCP_METRICS_CMD_MAX (__TCP_METRICS_CMD_MAX - 1) |
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#endif /* _LINUX_TCP_METRICS_H */
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