tcb.h

Go to the documentation of this file.

/*
 * Copyright (C) 2015-2017 Simon Brummer
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#pragma once

 
#include <stdint.h>
#include "ringbuffer.h"
#include "mutex.h"
#include "evtimer_msg.h"
#include "evtimer_mbox.h"
#include "msg.h"
#include "mbox.h"
#include "net/gnrc/pkt.h"
#include "config.h"
 
#ifdef MODULE_GNRC_IPV6
#include "net/gnrc/ipv6.h"
#endif
 
#ifdef __cplusplus
extern "C" {
#endif

typedef struct sock_tcp {
    uint8_t address_family;                   
#ifdef MODULE_GNRC_IPV6
    uint8_t local_addr[sizeof(ipv6_addr_t)];  
    uint8_t peer_addr[sizeof(ipv6_addr_t)];   
    int8_t  ll_iface;                         
#endif
    uint16_t local_port;   
    uint16_t peer_port;    
    uint8_t state;         
    uint8_t status;        
    uint32_t snd_una;      
    uint32_t snd_nxt;      
    uint16_t snd_wnd;      
    uint32_t snd_wl1;      
    uint32_t snd_wl2;      
    uint32_t rcv_nxt;      
    uint16_t rcv_wnd;      
    uint32_t iss;          
    uint32_t irs;          
    uint16_t mss;          
    uint32_t rtt_start;    
    int32_t rtt_var;       
    int32_t srtt;          
    int32_t rto;           
    uint8_t retries;       
    evtimer_msg_event_t event_retransmit; 
    evtimer_msg_event_t event_timeout;    
    evtimer_mbox_event_t event_misc;      
    gnrc_pktsnip_t *pkt_retransmit;       
    mbox_t *mbox;            
    uint8_t *rcv_buf_raw;    
    ringbuffer_t rcv_buf;    
    mutex_t fsm_lock;        
    mutex_t function_lock;   
    struct sock_tcp *next;   
} gnrc_tcp_tcb_t;

typedef struct sock_tcp_queue {
    mutex_t lock;         
    gnrc_tcp_tcb_t *tcbs; 
    size_t tcbs_len;      
} gnrc_tcp_tcb_queue_t;

#define GNRC_TCP_TCB_QUEUE_INIT   { MUTEX_INIT, NULL, 0 }
 
#ifdef __cplusplus
}
#endif