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Dependents:   oldheating gps motorhome heating

tcp/tcb.h

Committer:
andrewboyson
Date:
2017-04-16
Revision:
10:f0854784e960
Child:
52:fbc5a46b5e16

File content as of revision 10:f0854784e960:

#define TCB_CLOSED       0
#define TCB_SYN_RECEIVED 1
#define TCB_ESTABLISHED  2
#define TCB_CLOSING      3

struct tcb
{
    int      state;
    uint16_t mss;
    uint16_t port;
    uint32_t locIsn;
    uint32_t remIsn;
    uint32_t locSeq;
    uint32_t remSeq;
    uint32_t timer;
     int32_t tag;
};


extern uint32_t    TcbGetIsn();
extern struct tcb* TcbGetExisting(uint16_t port);
extern struct tcb* TcbGetEmpty();
extern void        TcbReap(uint32_t now);
extern void        TcbInit();