1 | /* |
1 | /* |
2 | vpn.h -- header for vpn.C |
2 | vpn.h -- header for vpn.C |
|
|
3 | Copyright (C) 2003 Marc Lehmann <pcg@goof.com> |
3 | |
4 | |
4 | This program is free software; you can redistribute it and/or modify |
5 | This program is free software; you can redistribute it and/or modify |
5 | it under the terms of the GNU General Public License as published by |
6 | it under the terms of the GNU General Public License as published by |
6 | the Free Software Foundation; either version 2 of the License, or |
7 | the Free Software Foundation; either version 2 of the License, or |
7 | (at your option) any later version. |
8 | (at your option) any later version. |
… | |
… | |
17 | */ |
18 | */ |
18 | |
19 | |
19 | #ifndef VPE_VPN_H__ |
20 | #ifndef VPE_VPN_H__ |
20 | #define VPE_VPN_H__ |
21 | #define VPE_VPN_H__ |
21 | |
22 | |
22 | #include <netinet/ip.h> |
|
|
23 | |
|
|
24 | #include "global.h" |
23 | #include "global.h" |
25 | #include "conf.h" |
24 | #include "conf.h" |
26 | #include "device.h" |
25 | #include "device.h" |
27 | #include "connection.h" |
26 | #include "connection.h" |
28 | |
27 | |
29 | struct vpn |
28 | struct vpn |
30 | { |
29 | { |
31 | int udpv4_fd, tcpv4_fd, ipv4_fd; |
30 | int udpv4_fd, tcpv4_fd, ipv4_fd, icmpv4_fd; |
32 | |
31 | |
33 | int events; |
32 | int events; |
34 | |
33 | |
35 | enum { |
34 | enum { |
36 | EVENT_RECONNECT = 1, |
35 | EVENT_RECONNECT = 1, |
… | |
… | |
43 | |
42 | |
44 | typedef vector<connection *> conns_vector; |
43 | typedef vector<connection *> conns_vector; |
45 | conns_vector conns; |
44 | conns_vector conns; |
46 | |
45 | |
47 | connection *find_router (); |
46 | connection *find_router (); |
|
|
47 | connection *find_forwarder (); |
48 | |
48 | |
49 | void reconnect_all (); |
49 | void reconnect_all (); |
50 | void shutdown_all (); |
50 | void shutdown_all (); |
|
|
51 | |
|
|
52 | void tap_ev (io_watcher &w, short revents); io_watcher tap_ev_watcher; |
|
|
53 | void inject_data_packet (tap_packet *pkt, int dst); |
|
|
54 | |
51 | void connect_request (int id); |
55 | void send_connect_request (int id); |
52 | |
56 | |
53 | void recv_vpn_packet (vpn_packet *pkt, const sockinfo &rsi); |
57 | void recv_vpn_packet (vpn_packet *pkt, const sockinfo &rsi); |
54 | |
|
|
55 | void tap_ev (io_watcher &w, short revents); io_watcher tap_ev_watcher; |
|
|
56 | |
|
|
57 | void send_vpn_packet (vpn_packet *pkt, const sockinfo &si, int tos = 0); |
58 | bool send_vpn_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
58 | |
59 | |
59 | #if ENABLE_TCP |
60 | #if ENABLE_TCP |
60 | void tcpv4_ev (io_watcher &w, short revents); io_watcher tcpv4_ev_watcher; |
61 | void tcpv4_ev (io_watcher &w, short revents); io_watcher tcpv4_ev_watcher; |
61 | void send_tcpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
62 | bool send_tcpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
|
|
63 | #endif |
|
|
64 | |
|
|
65 | #if ENABLE_ICMP |
|
|
66 | void icmpv4_ev (io_watcher &w, short revents); io_watcher icmpv4_ev_watcher; |
|
|
67 | bool send_icmpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
62 | #endif |
68 | #endif |
63 | |
69 | |
64 | void udpv4_ev (io_watcher &w, short revents); io_watcher udpv4_ev_watcher; |
70 | void udpv4_ev (io_watcher &w, short revents); io_watcher udpv4_ev_watcher; |
65 | void send_udpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
71 | bool send_udpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
66 | |
72 | |
67 | void ipv4_ev (io_watcher &w, short revents); io_watcher ipv4_ev_watcher; |
73 | void ipv4_ev (io_watcher &w, short revents); io_watcher ipv4_ev_watcher; |
68 | void send_ipv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
74 | bool send_ipv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
69 | |
75 | |
70 | vpn (); |
76 | vpn (); |
71 | ~vpn (); |
77 | ~vpn (); |
72 | |
78 | |
73 | int setup (); |
79 | int setup (); |
… | |
… | |
75 | void dump_status (); |
81 | void dump_status (); |
76 | |
82 | |
77 | const char *script_if_up (); |
83 | const char *script_if_up (); |
78 | }; |
84 | }; |
79 | |
85 | |
|
|
86 | extern vpn network; // THE vpn |
|
|
87 | |
80 | #endif |
88 | #endif |
81 | |
89 | |