src/include/old_tcp.h

   1 #ifndef _TCP_H
   2 #define _TCP_H
   3
   4 #define TCP_INITIAL_TIMEOUT     (3*TICKS_PER_SEC)
   5 #define TCP_MAX_TIMEOUT         (60*TICKS_PER_SEC)
   6 #define TCP_MIN_TIMEOUT         (TICKS_PER_SEC)
   7 #define TCP_MAX_RETRY           10
   8 #define TCP_MAX_HEADER          ((int)sizeof(struct iphdr)+64)
   9 #define TCP_MIN_WINDOW          (1500-TCP_MAX_HEADER)
  10 #define TCP_MAX_WINDOW          (65535-TCP_MAX_HEADER)
  11
  12 #define FIN             1
  13 #define SYN             2
  14 #define RST             4
  15 #define PSH             8
  16 #define ACK             16
  17 #define URG             32
  18
  19
  20 struct tcphdr {
  21        uint16_t src;
  22        uint16_t dst;
  23        int32_t  seq;
  24        int32_t  ack;
  25        uint16_t ctrl;
  26        uint16_t window;
  27        uint16_t chksum;
  28        uint16_t urgent;
  29 };
  30
  31 extern int tcp_transaction ( unsigned long destip, unsigned int destsock,
  32                              void *ptr,
  33                              int (*send)(int len, void *buf, void *ptr),
  34                              int (*recv)(int len, const void *buf, void *ptr));
  35
  36
  37 #endif  /* _TCP_H */