From e2b4525e3bb50acdfe095e6829b040636d37a295 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Timo=20Ter=C3=A4s?= Date: Wed, 18 Dec 2013 13:53:11 +0200 Subject: add TCP_INFO and TCP_MD5SIG socket option related structures --- include/netinet/tcp.h | 58 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) (limited to 'include') diff --git a/include/netinet/tcp.h b/include/netinet/tcp.h index 5212ef71..5639b89a 100644 --- a/include/netinet/tcp.h +++ b/include/netinet/tcp.h @@ -79,6 +79,64 @@ struct tcphdr u_int16_t check; u_int16_t urg_ptr; }; + +#define TCPI_OPT_TIMESTAMPS 1 +#define TCPI_OPT_SACK 2 +#define TCPI_OPT_WSCALE 4 +#define TCPI_OPT_ECN 8 + +#define TCP_CA_Open 0 +#define TCP_CA_Disorder 1 +#define TCP_CA_CWR 2 +#define TCP_CA_Recovery 3 +#define TCP_CA_Loss 4 + +struct tcp_info +{ + u_int8_t tcpi_state; + u_int8_t tcpi_ca_state; + u_int8_t tcpi_retransmits; + u_int8_t tcpi_probes; + u_int8_t tcpi_backoff; + u_int8_t tcpi_options; + u_int8_t tcpi_snd_wscale : 4, tcpi_rcv_wscale : 4; + u_int32_t tcpi_rto; + u_int32_t tcpi_ato; + u_int32_t tcpi_snd_mss; + u_int32_t tcpi_rcv_mss; + u_int32_t tcpi_unacked; + u_int32_t tcpi_sacked; + u_int32_t tcpi_lost; + u_int32_t tcpi_retrans; + u_int32_t tcpi_fackets; + u_int32_t tcpi_last_data_sent; + u_int32_t tcpi_last_ack_sent; + u_int32_t tcpi_last_data_recv; + u_int32_t tcpi_last_ack_recv; + u_int32_t tcpi_pmtu; + u_int32_t tcpi_rcv_ssthresh; + u_int32_t tcpi_rtt; + u_int32_t tcpi_rttvar; + u_int32_t tcpi_snd_ssthresh; + u_int32_t tcpi_snd_cwnd; + u_int32_t tcpi_advmss; + u_int32_t tcpi_reordering; + u_int32_t tcpi_rcv_rtt; + u_int32_t tcpi_rcv_space; + u_int32_t tcpi_total_retrans; +}; + +#define TCP_MD5SIG_MAXKEYLEN 80 + +struct tcp_md5sig +{ + struct sockaddr_storage tcpm_addr; + u_int16_t __tcpm_pad1; + u_int16_t tcpm_keylen; + u_int32_t __tcpm_pad2; + u_int8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN]; +}; + #endif #endif -- cgit v1.2.1