Struct sock_tcp

#[repr(C)]
pub struct sock_tcp {

    pub address_family: u8,
    pub local_addr: [u8; 16],
    pub peer_addr: [u8; 16],
    pub ll_iface: i8,
    pub local_port: u16,
    pub peer_port: u16,
    pub state: u8,
    pub status: u8,
    pub snd_una: u32,
    pub snd_nxt: u32,
    pub snd_wnd: u16,
    pub snd_wl1: u32,
    pub snd_wl2: u32,
    pub rcv_nxt: u32,
    pub rcv_wnd: u16,
    pub iss: u32,
    pub irs: u32,
    pub mss: u16,
    pub rtt_start: u32,
    pub rtt_var: i32,
    pub srtt: i32,
    pub rto: i32,
    pub retries: u8,
    pub event_retransmit: evtimer_msg_event_t,
    pub event_timeout: evtimer_msg_event_t,
    pub event_misc: evtimer_mbox_event_t,
    pub pkt_retransmit: *mut gnrc_pktsnip_t,
    pub mbox: *mut mbox_t,
    pub rcv_buf_raw: *mut u8,
    pub rcv_buf: ringbuffer_t,
    pub fsm_lock: mutex_t,
    pub function_lock: mutex_t,
    pub next: *mut sock_tcp,
}

@brief Transmission control block of GNRC TCP.

Fields

address_family: u8

< Address Family of local_addr / peer_addr

local_addr: [u8; 16]

< Local IP address

peer_addr: [u8; 16]

< Peer IP address

ll_iface: i8

< Link layer interface id to use.

local_port: u16

< Local connections port number

peer_port: u16

< Peer connections port number

state: u8

< Connections state

status: u8

< A connections status flags

snd_una: u32

< Send unacknowledged

snd_nxt: u32

< Send next

snd_wnd: u16

< Send window

snd_wl1: u32

< SeqNo. from last window update

snd_wl2: u32

< AckNo. from last window update

rcv_nxt: u32

< Receive next

rcv_wnd: u16

< Receive window

iss: u32

< Initial sequence sumber

irs: u32

< Initial received sequence number

mss: u16

< The peers MSS

rtt_start: u32

< Timer value for rtt estimation

rtt_var: i32

< Round trip time variance

srtt: i32

< Smoothed round trip time

rto: i32

< Retransmission timeout duration

retries: u8

< Number of retransmissions

event_retransmit: evtimer_msg_event_t

< Retransmission event

event_timeout: evtimer_msg_event_t

< Timeout event

event_misc: evtimer_mbox_event_t

< General purpose event

pkt_retransmit: *mut gnrc_pktsnip_t

< Pointer to packet in “retransmit queue”

mbox: *mut mbox_t

< TCB mbox for synchronization

rcv_buf_raw: *mut u8

< Pointer to the receive buffer

rcv_buf: ringbuffer_t

< Receive buffer data structure

fsm_lock: mutex_t

< Mutex for FSM access synchronization

function_lock: mutex_t

< Mutex for function call synchronization

next: *mut sock_tcp

< Pointer next TCB

Trait Implementations

impl Clone for sock_tcp

fn clone(&self) -> sock_tcp

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for sock_tcp

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for sock_tcp

fn default() -> Self

Returns the “default value” for a type.

impl Copy for sock_tcp

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 192 bytes