mirror of git://git.musl-libc.org/musl
143 lines
2.9 KiB
C
143 lines
2.9 KiB
C
#ifndef _NETINET_TCP_H
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#define _NETINET_TCP_H
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#include <features.h>
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#define TCP_NODELAY 1
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#define TCP_MAXSEG 2
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#define TCP_CORK 3
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#define TCP_KEEPIDLE 4
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#define TCP_KEEPINTVL 5
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#define TCP_KEEPCNT 6
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#define TCP_SYNCNT 7
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#define TCP_LINGER2 8
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#define TCP_DEFER_ACCEPT 9
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#define TCP_WINDOW_CLAMP 10
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#define TCP_INFO 11
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#define TCP_QUICKACK 12
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#define TCP_CONGESTION 13
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#define TCP_MD5SIG 14
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#define TCP_THIN_LINEAR_TIMEOUTS 16
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#define TCP_THIN_DUPACK 17
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#define TCP_USER_TIMEOUT 18
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#define TCP_REPAIR 19
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#define TCP_REPAIR_QUEUE 20
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#define TCP_QUEUE_SEQ 21
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#define TCP_REPAIR_OPTIONS 22
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#define TCP_FASTOPEN 23
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#define TCP_TIMESTAMP 24
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#define TCP_NOTSENT_LOWAT 25
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#define TCP_ESTABLISHED 1
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#define TCP_SYN_SENT 2
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#define TCP_SYN_RECV 3
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#define TCP_FIN_WAIT1 4
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#define TCP_FIN_WAIT2 5
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#define TCP_TIME_WAIT 6
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#define TCP_CLOSE 7
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#define TCP_CLOSE_WAIT 8
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#define TCP_LAST_ACK 9
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#define TCP_LISTEN 10
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#define TCP_CLOSING 11
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#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
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#define SOL_TCP 6
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#include <sys/types.h>
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#include <sys/socket.h>
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#endif
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#ifdef _GNU_SOURCE
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#include <endian.h>
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struct tcphdr
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{
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u_int16_t source;
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u_int16_t dest;
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u_int32_t seq;
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u_int32_t ack_seq;
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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u_int16_t res1:4;
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u_int16_t doff:4;
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u_int16_t fin:1;
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u_int16_t syn:1;
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u_int16_t rst:1;
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u_int16_t psh:1;
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u_int16_t ack:1;
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u_int16_t urg:1;
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u_int16_t res2:2;
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#else
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u_int16_t doff:4;
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u_int16_t res1:4;
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u_int16_t res2:2;
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u_int16_t urg:1;
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u_int16_t ack:1;
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u_int16_t psh:1;
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u_int16_t rst:1;
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u_int16_t syn:1;
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u_int16_t fin:1;
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#endif
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u_int16_t window;
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u_int16_t check;
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u_int16_t urg_ptr;
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};
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#define TCPI_OPT_TIMESTAMPS 1
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#define TCPI_OPT_SACK 2
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#define TCPI_OPT_WSCALE 4
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#define TCPI_OPT_ECN 8
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#define TCP_CA_Open 0
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#define TCP_CA_Disorder 1
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#define TCP_CA_CWR 2
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#define TCP_CA_Recovery 3
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#define TCP_CA_Loss 4
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struct tcp_info
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{
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u_int8_t tcpi_state;
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u_int8_t tcpi_ca_state;
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u_int8_t tcpi_retransmits;
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u_int8_t tcpi_probes;
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u_int8_t tcpi_backoff;
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u_int8_t tcpi_options;
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u_int8_t tcpi_snd_wscale : 4, tcpi_rcv_wscale : 4;
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u_int32_t tcpi_rto;
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u_int32_t tcpi_ato;
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u_int32_t tcpi_snd_mss;
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u_int32_t tcpi_rcv_mss;
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u_int32_t tcpi_unacked;
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u_int32_t tcpi_sacked;
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u_int32_t tcpi_lost;
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u_int32_t tcpi_retrans;
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u_int32_t tcpi_fackets;
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u_int32_t tcpi_last_data_sent;
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u_int32_t tcpi_last_ack_sent;
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u_int32_t tcpi_last_data_recv;
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u_int32_t tcpi_last_ack_recv;
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u_int32_t tcpi_pmtu;
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u_int32_t tcpi_rcv_ssthresh;
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u_int32_t tcpi_rtt;
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u_int32_t tcpi_rttvar;
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u_int32_t tcpi_snd_ssthresh;
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u_int32_t tcpi_snd_cwnd;
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u_int32_t tcpi_advmss;
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u_int32_t tcpi_reordering;
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u_int32_t tcpi_rcv_rtt;
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u_int32_t tcpi_rcv_space;
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u_int32_t tcpi_total_retrans;
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};
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#define TCP_MD5SIG_MAXKEYLEN 80
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struct tcp_md5sig
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{
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struct sockaddr_storage tcpm_addr;
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u_int16_t __tcpm_pad1;
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u_int16_t tcpm_keylen;
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u_int32_t __tcpm_pad2;
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u_int8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN];
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};
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#endif
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#endif
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