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
14extern struct timeval tt;
15extern int link_up;
16extern int slirp_socket;
17extern int slirp_socket_unit;
18extern int slirp_socket_port;
19extern u_int32_t slirp_socket_addr;
20extern char *slirp_socket_passwd;
21extern 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
31extern char *slirp_tty;
32extern char *exec_shell;
33extern u_int curtime;
34extern fd_set *global_readfds, *global_writefds, *global_xfds;
35extern struct in_addr ctl_addr;
36extern struct in_addr special_addr;
37extern struct in_addr alias_addr;
38extern struct in_addr our_addr;
39extern struct in_addr loopback_addr;
40extern struct in_addr dns_addr;
41extern char *username;
42extern char *socket_path;
43extern int towrite_max;
44extern int ppp_exit;
45extern int tcp_keepintvl;
46extern uint8_t client_ethaddr[6];
47extern const char *slirp_special_ip;
48extern int slirp_restrict;
49
50#define PROTO_SLIP 0x1
51#ifdef USE_PPP
52#define PROTO_PPP 0x2
53#endif
54
55void if_encap(const uint8_t *ip_data, int ip_data_len);
56ssize_t slirp_send(struct socket *so, const void *buf, size_t len, int flags);
57