flaneth

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
/* flaneth - flash and ethernet - dartboard mod
 * version 0.1 date 2008-11-09
 * Copyright (C) 2007-2008 Stefan Schuermans <stefan@schuermans.info>
 * Copyleft: GNU public license V2 - http://www.gnu.org/copyleft/gpl.html
 * a BlinkenArea project - http://www.blinkenarea.org/
 */
#ifndef INC_tcp
#define INC_tcp
#include "ethernet.h"
#include "ip.h"
// header of a TCP packet
struct TcpHeader
{
  unsigned int SrcPort;
  unsigned int DestPort;
  unsigned long SeqNo;
  unsigned long AckNo;
  unsigned int Ofs_Flags;
  unsigned int WndSz;
  unsigned int Chk;
  unsigned int UrgentPtr;
};
// a TCP packet
struct TcpPacket
{
  struct EthernetHeader EthHdr;
  struct IpHeader IpHdr;
  struct TcpHeader TcpHdr;
};
// TCP notify functions
struct TcpNotify
{
  // called when connection is established
  void (*Connect)( unsigned char ConnNo );
  // called when connection is closed / reset
  // (after this, the connection number may not be used any more)
  void (*Close)( unsigned char ConnNo );
  // called when sending data is possible
  // (return length of available data, 0xFFFF to close connection)
  unsigned short (*Send)( unsigned char ConnNo, unsigned long Pos, unsigned char * pBuffer, unsigned short MaxLen );
  // called when data was sent and ACKed
  void (*Sent)( unsigned char ConnNo, unsigned long Pos );
  // called when data was received, must return new window size (not smaller than curWnd)
  unsigned short (*Received)( unsigned char ConnNo, unsigned long Pos, unsigned char * pBuffer, unsigned short Len, unsigned short curWnd );
};
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX