>From 1417fb192cd9e05fc25c41207d6493ca4e27a508 Mon Sep 17 00:00:00 2001 From: Szabolcs Nagy Date: Sat, 15 Feb 2020 09:42:37 +0000 Subject: [PATCH 01/16] netinet/tcp.h: update tcp_info for linux v5.5 see linux commit 480274787d7e3458bc5a7cfbbbe07033984ad711 tcp: add TCP_INFO status for failed client TFO --- include/netinet/tcp.h | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/include/netinet/tcp.h b/include/netinet/tcp.h index 44a007aa..db3904ae 100644 --- a/include/netinet/tcp.h +++ b/include/netinet/tcp.h @@ -181,6 +181,13 @@ struct tcphdr { #define TCP_CA_Recovery 3 #define TCP_CA_Loss 4 +enum tcp_fastopen_client_fail { + TFO_STATUS_UNSPEC, + TFO_COOKIE_UNAVAILABLE, + TFO_DATA_NOT_ACKED, + TFO_SYN_RETRANSMITTED, +}; + struct tcp_info { uint8_t tcpi_state; uint8_t tcpi_ca_state; @@ -189,7 +196,7 @@ struct tcp_info { uint8_t tcpi_backoff; uint8_t tcpi_options; uint8_t tcpi_snd_wscale : 4, tcpi_rcv_wscale : 4; - uint8_t tcpi_delivery_rate_app_limited : 1; + uint8_t tcpi_delivery_rate_app_limited : 1, tcpi_fastopen_client_fail : 2; uint32_t tcpi_rto; uint32_t tcpi_ato; uint32_t tcpi_snd_mss; -- 2.28.0