slirp/main.h

   1 /*
   2  * Copyright (c) 1995 Danny Gasparovski.
   3  *
   4  * Please read the file COPYRIGHT for the
   5  * terms and conditions of the copyright.
   6  */
   7
   8 #ifdef HAVE_SYS_SELECT_H
   9 #include <sys/select.h>
  10 #endif
  11
  12 #define TOWRITEMAX 512
  13
  14 extern struct timeval tt;
  15 extern int link_up;
  16 extern int slirp_socket;
  17 extern int slirp_socket_unit;
  18 extern int slirp_socket_port;
  19 extern u_int32_t slirp_socket_addr;
  20 extern char *slirp_socket_passwd;
  21 extern int ctty_closed;
  22
  23 /*
  24  * Get the difference in 2 times from updtim()
  25  * Allow for wraparound times, "just in case"
  26  * x is the greater of the 2 (current time) and y is
  27  * what it's being compared against.
  28  */
  29 #define TIME_DIFF(x,y) (x)-(y) < 0 ? ~0-(y)+(x) : (x)-(y)
  30
  31 extern char *slirp_tty;
  32 extern char *exec_shell;
  33 extern u_int curtime;
  34 extern fd_set *global_readfds, *global_writefds, *global_xfds;
  35 extern struct in_addr ctl_addr;
  36 extern struct in_addr special_addr;
  37 extern struct in_addr alias_addr;
  38 extern struct in_addr our_addr;
  39 extern struct in_addr loopback_addr;
  40 extern struct in_addr dns_addr;
  41 extern char *username;
  42 extern char *socket_path;
  43 extern int towrite_max;
  44 extern int ppp_exit;
  45 extern int tcp_keepintvl;
  46 extern uint8_t client_ethaddr[6];
  47 extern const char *slirp_special_ip;
  48 extern int slirp_restrict;
  49
  50 #define PROTO_SLIP 0x1
  51 #ifdef USE_PPP
  52 #define PROTO_PPP 0x2
  53 #endif
  54
  55 void if_encap(const uint8_t *ip_data, int ip_data_len);
  56 ssize_t slirp_send(struct socket *so, const void *buf, size_t len, int flags);