mirror of git://git.musl-libc.org/musl
181 lines
3.4 KiB
C
181 lines
3.4 KiB
C
#ifndef _NETINET_TCP_H
|
|
#define _NETINET_TCP_H
|
|
|
|
#include <features.h>
|
|
|
|
#define TCP_NODELAY 1
|
|
#define TCP_MAXSEG 2
|
|
#define TCP_CORK 3
|
|
#define TCP_KEEPIDLE 4
|
|
#define TCP_KEEPINTVL 5
|
|
#define TCP_KEEPCNT 6
|
|
#define TCP_SYNCNT 7
|
|
#define TCP_LINGER2 8
|
|
#define TCP_DEFER_ACCEPT 9
|
|
#define TCP_WINDOW_CLAMP 10
|
|
#define TCP_INFO 11
|
|
#define TCP_QUICKACK 12
|
|
#define TCP_CONGESTION 13
|
|
#define TCP_MD5SIG 14
|
|
#define TCP_THIN_LINEAR_TIMEOUTS 16
|
|
#define TCP_THIN_DUPACK 17
|
|
#define TCP_USER_TIMEOUT 18
|
|
#define TCP_REPAIR 19
|
|
#define TCP_REPAIR_QUEUE 20
|
|
#define TCP_QUEUE_SEQ 21
|
|
#define TCP_REPAIR_OPTIONS 22
|
|
#define TCP_FASTOPEN 23
|
|
#define TCP_TIMESTAMP 24
|
|
#define TCP_NOTSENT_LOWAT 25
|
|
|
|
#define TCP_ESTABLISHED 1
|
|
#define TCP_SYN_SENT 2
|
|
#define TCP_SYN_RECV 3
|
|
#define TCP_FIN_WAIT1 4
|
|
#define TCP_FIN_WAIT2 5
|
|
#define TCP_TIME_WAIT 6
|
|
#define TCP_CLOSE 7
|
|
#define TCP_CLOSE_WAIT 8
|
|
#define TCP_LAST_ACK 9
|
|
#define TCP_LISTEN 10
|
|
#define TCP_CLOSING 11
|
|
|
|
#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
|
|
#define SOL_TCP 6
|
|
#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
#include <stdint.h>
|
|
#include <endian.h>
|
|
|
|
typedef uint32_t tcp_seq;
|
|
|
|
#define TH_FIN 0x01
|
|
#define TH_SYN 0x02
|
|
#define TH_RST 0x04
|
|
#define TH_PUSH 0x08
|
|
#define TH_ACK 0x10
|
|
#define TH_URG 0x20
|
|
|
|
struct tcphdr {
|
|
#ifdef _GNU_SOURCE
|
|
#ifdef __GNUC__
|
|
__extension__
|
|
#endif
|
|
union { struct {
|
|
|
|
uint16_t source;
|
|
uint16_t dest;
|
|
uint32_t seq;
|
|
uint32_t ack_seq;
|
|
#if __BYTE_ORDER == __LITTLE_ENDIAN
|
|
uint16_t res1:4;
|
|
uint16_t doff:4;
|
|
uint16_t fin:1;
|
|
uint16_t syn:1;
|
|
uint16_t rst:1;
|
|
uint16_t psh:1;
|
|
uint16_t ack:1;
|
|
uint16_t urg:1;
|
|
uint16_t res2:2;
|
|
#else
|
|
uint16_t doff:4;
|
|
uint16_t res1:4;
|
|
uint16_t res2:2;
|
|
uint16_t urg:1;
|
|
uint16_t ack:1;
|
|
uint16_t psh:1;
|
|
uint16_t rst:1;
|
|
uint16_t syn:1;
|
|
uint16_t fin:1;
|
|
#endif
|
|
uint16_t window;
|
|
uint16_t check;
|
|
uint16_t urg_ptr;
|
|
|
|
}; struct {
|
|
#endif
|
|
|
|
uint16_t th_sport;
|
|
uint16_t th_dport;
|
|
uint32_t th_seq;
|
|
uint32_t th_ack;
|
|
#if __BYTE_ORDER == __LITTLE_ENDIAN
|
|
uint8_t th_x2:4;
|
|
uint8_t th_off:4;
|
|
#else
|
|
uint8_t th_off:4;
|
|
uint8_t th_x2:4;
|
|
#endif
|
|
uint8_t th_flags;
|
|
uint16_t th_win;
|
|
uint16_t th_sum;
|
|
uint16_t th_urp;
|
|
|
|
#ifdef _GNU_SOURCE
|
|
}; };
|
|
#endif
|
|
};
|
|
#endif
|
|
|
|
#ifdef _GNU_SOURCE
|
|
#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
|
|
{
|
|
uint8_t tcpi_state;
|
|
uint8_t tcpi_ca_state;
|
|
uint8_t tcpi_retransmits;
|
|
uint8_t tcpi_probes;
|
|
uint8_t tcpi_backoff;
|
|
uint8_t tcpi_options;
|
|
uint8_t tcpi_snd_wscale : 4, tcpi_rcv_wscale : 4;
|
|
uint32_t tcpi_rto;
|
|
uint32_t tcpi_ato;
|
|
uint32_t tcpi_snd_mss;
|
|
uint32_t tcpi_rcv_mss;
|
|
uint32_t tcpi_unacked;
|
|
uint32_t tcpi_sacked;
|
|
uint32_t tcpi_lost;
|
|
uint32_t tcpi_retrans;
|
|
uint32_t tcpi_fackets;
|
|
uint32_t tcpi_last_data_sent;
|
|
uint32_t tcpi_last_ack_sent;
|
|
uint32_t tcpi_last_data_recv;
|
|
uint32_t tcpi_last_ack_recv;
|
|
uint32_t tcpi_pmtu;
|
|
uint32_t tcpi_rcv_ssthresh;
|
|
uint32_t tcpi_rtt;
|
|
uint32_t tcpi_rttvar;
|
|
uint32_t tcpi_snd_ssthresh;
|
|
uint32_t tcpi_snd_cwnd;
|
|
uint32_t tcpi_advmss;
|
|
uint32_t tcpi_reordering;
|
|
uint32_t tcpi_rcv_rtt;
|
|
uint32_t tcpi_rcv_space;
|
|
uint32_t tcpi_total_retrans;
|
|
};
|
|
|
|
#define TCP_MD5SIG_MAXKEYLEN 80
|
|
|
|
struct tcp_md5sig
|
|
{
|
|
struct sockaddr_storage tcpm_addr;
|
|
uint16_t __tcpm_pad1;
|
|
uint16_t tcpm_keylen;
|
|
uint32_t __tcpm_pad2;
|
|
uint8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN];
|
|
};
|
|
|
|
#endif
|
|
|
|
#endif
|