283 lines
5.8 KiB
C
283 lines
5.8 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_CC_INFO 26
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#define TCP_SAVE_SYN 27
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#define TCP_SAVED_SYN 28
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#define TCP_REPAIR_WINDOW 29
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#define TCP_FASTOPEN_CONNECT 30
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#define TCP_ULP 31
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#define TCP_MD5SIG_EXT 32
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#define TCP_FASTOPEN_KEY 33
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#define TCP_FASTOPEN_NO_COOKIE 34
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#define TCP_ZEROCOPY_RECEIVE 35
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#define TCP_INQ 36
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#define TCP_TX_DELAY 37
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#define TCP_CM_INQ TCP_INQ
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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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enum {
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TCP_NLA_PAD,
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TCP_NLA_BUSY,
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TCP_NLA_RWND_LIMITED,
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TCP_NLA_SNDBUF_LIMITED,
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TCP_NLA_DATA_SEGS_OUT,
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TCP_NLA_TOTAL_RETRANS,
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TCP_NLA_PACING_RATE,
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TCP_NLA_DELIVERY_RATE,
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TCP_NLA_SND_CWND,
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TCP_NLA_REORDERING,
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TCP_NLA_MIN_RTT,
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TCP_NLA_RECUR_RETRANS,
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TCP_NLA_DELIVERY_RATE_APP_LMT,
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TCP_NLA_SNDQ_SIZE,
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TCP_NLA_CA_STATE,
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TCP_NLA_SND_SSTHRESH,
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TCP_NLA_DELIVERED,
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TCP_NLA_DELIVERED_CE,
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TCP_NLA_BYTES_SENT,
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TCP_NLA_BYTES_RETRANS,
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TCP_NLA_DSACK_DUPS,
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TCP_NLA_REORD_SEEN,
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TCP_NLA_SRTT,
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};
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#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
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#define TCPOPT_EOL 0
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#define TCPOPT_NOP 1
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#define TCPOPT_MAXSEG 2
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#define TCPOPT_WINDOW 3
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#define TCPOPT_SACK_PERMITTED 4
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#define TCPOPT_SACK 5
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#define TCPOPT_TIMESTAMP 8
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#define TCPOLEN_SACK_PERMITTED 2
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#define TCPOLEN_WINDOW 3
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#define TCPOLEN_MAXSEG 4
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#define TCPOLEN_TIMESTAMP 10
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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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#include <stdint.h>
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typedef uint32_t tcp_seq;
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#define TH_FIN 0x01
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#define TH_SYN 0x02
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#define TH_RST 0x04
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#define TH_PUSH 0x08
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#define TH_ACK 0x10
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#define TH_URG 0x20
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struct tcphdr {
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#ifdef _GNU_SOURCE
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#ifdef __GNUC__
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__extension__
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#endif
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union { struct {
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uint16_t source;
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uint16_t dest;
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uint32_t seq;
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uint32_t ack_seq;
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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uint16_t res1:4;
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uint16_t doff:4;
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uint16_t fin:1;
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uint16_t syn:1;
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uint16_t rst:1;
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uint16_t psh:1;
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uint16_t ack:1;
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uint16_t urg:1;
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uint16_t res2:2;
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#else
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uint16_t doff:4;
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uint16_t res1:4;
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uint16_t res2:2;
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uint16_t urg:1;
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uint16_t ack:1;
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uint16_t psh:1;
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uint16_t rst:1;
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uint16_t syn:1;
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uint16_t fin:1;
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#endif
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uint16_t window;
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uint16_t check;
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uint16_t urg_ptr;
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}; struct {
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#endif
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uint16_t th_sport;
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uint16_t th_dport;
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uint32_t th_seq;
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uint32_t th_ack;
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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uint8_t th_x2:4;
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uint8_t th_off:4;
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#else
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uint8_t th_off:4;
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uint8_t th_x2:4;
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#endif
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uint8_t th_flags;
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uint16_t th_win;
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uint16_t th_sum;
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uint16_t th_urp;
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#ifdef _GNU_SOURCE
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}; };
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#endif
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};
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#endif
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#ifdef _GNU_SOURCE
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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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uint8_t tcpi_state;
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uint8_t tcpi_ca_state;
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uint8_t tcpi_retransmits;
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uint8_t tcpi_probes;
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uint8_t tcpi_backoff;
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uint8_t tcpi_options;
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uint8_t tcpi_snd_wscale : 4, tcpi_rcv_wscale : 4;
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uint8_t tcpi_delivery_rate_app_limited : 1;
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uint32_t tcpi_rto;
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uint32_t tcpi_ato;
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uint32_t tcpi_snd_mss;
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uint32_t tcpi_rcv_mss;
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uint32_t tcpi_unacked;
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uint32_t tcpi_sacked;
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uint32_t tcpi_lost;
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uint32_t tcpi_retrans;
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uint32_t tcpi_fackets;
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uint32_t tcpi_last_data_sent;
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uint32_t tcpi_last_ack_sent;
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uint32_t tcpi_last_data_recv;
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uint32_t tcpi_last_ack_recv;
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uint32_t tcpi_pmtu;
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uint32_t tcpi_rcv_ssthresh;
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uint32_t tcpi_rtt;
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uint32_t tcpi_rttvar;
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uint32_t tcpi_snd_ssthresh;
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uint32_t tcpi_snd_cwnd;
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uint32_t tcpi_advmss;
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uint32_t tcpi_reordering;
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uint32_t tcpi_rcv_rtt;
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uint32_t tcpi_rcv_space;
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uint32_t tcpi_total_retrans;
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uint64_t tcpi_pacing_rate;
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uint64_t tcpi_max_pacing_rate;
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uint64_t tcpi_bytes_acked;
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uint64_t tcpi_bytes_received;
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uint32_t tcpi_segs_out;
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uint32_t tcpi_segs_in;
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uint32_t tcpi_notsent_bytes;
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uint32_t tcpi_min_rtt;
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uint32_t tcpi_data_segs_in;
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uint32_t tcpi_data_segs_out;
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uint64_t tcpi_delivery_rate;
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uint64_t tcpi_busy_time;
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uint64_t tcpi_rwnd_limited;
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uint64_t tcpi_sndbuf_limited;
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uint32_t tcpi_delivered;
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uint32_t tcpi_delivered_ce;
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uint64_t tcpi_bytes_sent;
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uint64_t tcpi_bytes_retrans;
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uint32_t tcpi_dsack_dups;
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uint32_t tcpi_reord_seen;
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uint32_t tcpi_rcv_ooopack;
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uint32_t tcpi_snd_wnd;
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};
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#define TCP_MD5SIG_MAXKEYLEN 80
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#define TCP_MD5SIG_FLAG_PREFIX 1
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struct tcp_md5sig {
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struct sockaddr_storage tcpm_addr;
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uint8_t tcpm_flags;
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uint8_t tcpm_prefixlen;
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uint16_t tcpm_keylen;
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uint32_t __tcpm_pad;
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uint8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN];
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};
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struct tcp_diag_md5sig {
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uint8_t tcpm_family;
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uint8_t tcpm_prefixlen;
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uint16_t tcpm_keylen;
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uint32_t tcpm_addr[4];
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uint8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN];
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};
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#define TCP_REPAIR_ON 1
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#define TCP_REPAIR_OFF 0
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#define TCP_REPAIR_OFF_NO_WP -1
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struct tcp_repair_window {
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uint32_t snd_wl1;
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uint32_t snd_wnd;
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uint32_t max_window;
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uint32_t rcv_wnd;
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uint32_t rcv_wup;
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};
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struct tcp_zerocopy_receive {
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uint64_t address;
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uint32_t length;
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uint32_t recv_skip_hint;
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};
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#endif
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#endif
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