| 1 | /* |
1 | /* |
| 2 | vpn.h -- header for vpn.C |
2 | vpn.h -- header for vpn.C |
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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. |
| … | |
… | |
| 24 | #include "device.h" |
25 | #include "device.h" |
| 25 | #include "connection.h" |
26 | #include "connection.h" |
| 26 | |
27 | |
| 27 | struct vpn |
28 | struct vpn |
| 28 | { |
29 | { |
| 29 | int udpv4_fd, tcpv4_fd, ipv4_fd; |
30 | int udpv4_fd, tcpv4_fd, ipv4_fd, icmpv4_fd; |
| 30 | |
31 | |
| 31 | int events; |
32 | int events; |
| 32 | |
33 | |
| 33 | enum { |
34 | enum { |
| 34 | EVENT_RECONNECT = 1, |
35 | EVENT_RECONNECT = 1, |
| … | |
… | |
| 41 | |
42 | |
| 42 | typedef vector<connection *> conns_vector; |
43 | typedef vector<connection *> conns_vector; |
| 43 | conns_vector conns; |
44 | conns_vector conns; |
| 44 | |
45 | |
| 45 | connection *find_router (); |
46 | connection *find_router (); |
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47 | connection *find_forwarder (); |
| 46 | |
48 | |
| 47 | void reconnect_all (); |
49 | void reconnect_all (); |
| 48 | void shutdown_all (); |
50 | void shutdown_all (); |
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51 | |
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52 | void tap_ev (io_watcher &w, short revents); io_watcher tap_ev_watcher; |
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53 | void inject_data_packet (tap_packet *pkt, int dst); |
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54 | |
| 49 | void connect_request (int id); |
55 | void send_connect_request (int id); |
| 50 | |
56 | |
| 51 | void recv_vpn_packet (vpn_packet *pkt, const sockinfo &rsi); |
57 | void recv_vpn_packet (vpn_packet *pkt, const sockinfo &rsi); |
| 52 | |
58 | bool send_vpn_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
| 53 | void tap_ev (io_watcher &w, short revents); io_watcher tap_ev_watcher; |
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| 54 | |
59 | |
| 55 | #if ENABLE_TCP |
60 | #if ENABLE_TCP |
| 56 | 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; |
| 57 | void send_tcpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos = IPTOS_RELIABILITY); |
62 | bool send_tcpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
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63 | #endif |
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64 | |
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65 | #if ENABLE_ICMP |
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66 | void icmpv4_ev (io_watcher &w, short revents); io_watcher icmpv4_ev_watcher; |
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67 | bool send_icmpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
| 58 | #endif |
68 | #endif |
| 59 | |
69 | |
| 60 | 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; |
| 61 | void send_udpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos = IPTOS_RELIABILITY); |
71 | bool send_udpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
| 62 | |
72 | |
| 63 | 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; |
| 64 | void send_ipv4_packet (vpn_packet *pkt, const sockinfo &si, int tos = IPTOS_RELIABILITY); |
74 | bool send_ipv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
| 65 | |
75 | |
| 66 | vpn (); |
76 | vpn (); |
| 67 | ~vpn (); |
77 | ~vpn (); |
| 68 | |
78 | |
| 69 | int setup (); |
79 | int setup (); |
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… | |
| 71 | void dump_status (); |
81 | void dump_status (); |
| 72 | |
82 | |
| 73 | const char *script_if_up (); |
83 | const char *script_if_up (); |
| 74 | }; |
84 | }; |
| 75 | |
85 | |
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86 | extern struct vpn network; |
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87 | |
| 76 | #endif |
88 | #endif |
| 77 | |
89 | |
