src/net/tcp.hpp

Idź do dokumentacji tego pliku.

/*
 panaLiX, Adrian Panasiuk 2002-5,8
 http://panalix.sf.net/
 ad.ek336@gmail.com
 
 small osdev project
 provided under GPLv3 license.
 */


#ifndef __PANALIX_TCP_HPP
#define __PANALIX_TCP_HPP

#include "src/net/net.hpp"

namespace Net {
   namespace TCP {

      struct socket {
         struct Net::ip_address ip;
         uint16 port;
      };

      struct socket_pair {
         struct socket source;
         struct socket target;
      };

      enum state_t { CLOSED, LISTEN, SYN_SENT, SYN_RECV, ESTABLISHED, FIN_WAIT_1, FIN_WAIT_2, TIME_WAIT, CLOSE_WAIT, LAST_ACK, CLOSING };

      struct tcb_t {
         struct socket_pair sockpair;
         enum state_t state;
         
         
      };


      struct tcp_header {
            //suffiksy "_be" znacza big-endian
         uint16 source_port_be;
         uint16 target_port_be;
         uint32 seq_no_be;
         uint32 ack_no_be;
         //czy to jest dobrze?
         //
         uint8 hdrlen:4;
         uint8 resrv:6;
         uint8 flags:6;
         //
         #if 0
         uint8 hdrlen;
         uint8 flags;
         #endif
         uint16 win_be;
         uint16 checksum;
         uint16 urgptr_be;
         uint8 options[0];
      };

   }
}


#endif

---