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Compiled tree of Oasis Linux based on own branch at <https://hacktivis.me/git/oasis/> git clone https://anongit.hacktivis.me/git/oasis-root.git

tcp_metrics.h (1985B)

    

  1. /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
  2. /* tcp_metrics.h - TCP Metrics Interface */
  4. #ifndef _LINUX_TCP_METRICS_H
  5. #define _LINUX_TCP_METRICS_H
  7. #include <linux/types.h>
  9. /* NETLINK_GENERIC related info
  10.  */
  11. #define TCP_METRICS_GENL_NAME		"tcp_metrics"
  12. #define TCP_METRICS_GENL_VERSION	0x1
  14. enum tcp_metric_index {
  15. 	TCP_METRIC_RTT,		/* in ms units */
  16. 	TCP_METRIC_RTTVAR,	/* in ms units */
  17. 	TCP_METRIC_SSTHRESH,
  18. 	TCP_METRIC_CWND,
  19. 	TCP_METRIC_REORDERING,
  21. 	TCP_METRIC_RTT_US,	/* in usec units */
  22. 	TCP_METRIC_RTTVAR_US,	/* in usec units */
  24. 	/* Always last.  */
  25. 	__TCP_METRIC_MAX,
  26. };
  28. #define TCP_METRIC_MAX	(__TCP_METRIC_MAX - 1)
  30. /* Re-define enum tcp_metric_index, again, using the values carried
  31.  * as netlink attribute types.
  32.  */
  33. enum {
  34. 	TCP_METRICS_A_METRICS_RTT = 1,
  35. 	TCP_METRICS_A_METRICS_RTTVAR,
  36. 	TCP_METRICS_A_METRICS_SSTHRESH,
  37. 	TCP_METRICS_A_METRICS_CWND,
  38. 	TCP_METRICS_A_METRICS_REODERING,
  39. 	TCP_METRICS_A_METRICS_RTT_US,
  40. 	TCP_METRICS_A_METRICS_RTTVAR_US,
  42. 	__TCP_METRICS_A_METRICS_MAX
  43. };
  44. #define TCP_METRICS_A_METRICS_MAX (__TCP_METRICS_A_METRICS_MAX - 1)
  46. enum {
  47. 	TCP_METRICS_ATTR_UNSPEC,
  48. 	TCP_METRICS_ATTR_ADDR_IPV4,		/* u32 */
  49. 	TCP_METRICS_ATTR_ADDR_IPV6,		/* binary */
  50. 	TCP_METRICS_ATTR_AGE,			/* msecs */
  51. 	TCP_METRICS_ATTR_TW_TSVAL,		/* u32, raw, rcv tsval */
  52. 	TCP_METRICS_ATTR_TW_TS_STAMP,		/* s32, sec age */
  53. 	TCP_METRICS_ATTR_VALS,			/* nested +1, u32 */
  54. 	TCP_METRICS_ATTR_FOPEN_MSS,		/* u16 */
  55. 	TCP_METRICS_ATTR_FOPEN_SYN_DROPS,	/* u16, count of drops */
  56. 	TCP_METRICS_ATTR_FOPEN_SYN_DROP_TS,	/* msecs age */
  57. 	TCP_METRICS_ATTR_FOPEN_COOKIE,		/* binary */
  58. 	TCP_METRICS_ATTR_SADDR_IPV4,		/* u32 */
  59. 	TCP_METRICS_ATTR_SADDR_IPV6,		/* binary */
  60. 	TCP_METRICS_ATTR_PAD,
  62. 	__TCP_METRICS_ATTR_MAX,
  63. };
  65. #define TCP_METRICS_ATTR_MAX	(__TCP_METRICS_ATTR_MAX - 1)
  67. enum {
  68. 	TCP_METRICS_CMD_UNSPEC,
  69. 	TCP_METRICS_CMD_GET,
  70. 	TCP_METRICS_CMD_DEL,
  72. 	__TCP_METRICS_CMD_MAX,
  73. };
  75. #define TCP_METRICS_CMD_MAX	(__TCP_METRICS_CMD_MAX - 1)
  77. #endif /* _LINUX_TCP_METRICS_H */