Struct riot_sys::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