| … | |
… | |
| 17 | */ |
17 | */ |
| 18 | |
18 | |
| 19 | #ifndef VPE_VPN_H__ |
19 | #ifndef VPE_VPN_H__ |
| 20 | #define VPE_VPN_H__ |
20 | #define VPE_VPN_H__ |
| 21 | |
21 | |
|
|
22 | #include <netinet/ip.h> |
|
|
23 | |
| 22 | #include "global.h" |
24 | #include "global.h" |
| 23 | #include "conf.h" |
25 | #include "conf.h" |
| 24 | #include "device.h" |
26 | #include "device.h" |
| 25 | #include "connection.h" |
27 | #include "connection.h" |
| 26 | |
28 | |
| 27 | struct vpn |
29 | struct vpn |
| 28 | { |
30 | { |
| 29 | int udpv4_fd, tcpv4_fd, ipv4_fd; |
31 | int udpv4_fd, tcpv4_fd, ipv4_fd, icmpv4_fd; |
| 30 | |
32 | |
| 31 | int events; |
33 | int events; |
| 32 | |
34 | |
| 33 | enum { |
35 | enum { |
| 34 | EVENT_RECONNECT = 1, |
36 | EVENT_RECONNECT = 1, |
| 35 | EVENT_SHUTDOWN = 2, |
37 | EVENT_SHUTDOWN = 2, |
| 36 | }; |
38 | }; |
| 37 | |
39 | |
| 38 | void event_cb (tstamp &ts); time_watcher event; |
40 | void event_cb (time_watcher &w); time_watcher event; |
| 39 | |
41 | |
| 40 | tap_device *tap; |
42 | tap_device *tap; |
| 41 | |
43 | |
| 42 | typedef vector<connection *> conns_vector; |
44 | typedef vector<connection *> conns_vector; |
| 43 | conns_vector conns; |
45 | conns_vector conns; |
| 44 | |
46 | |
| 45 | connection *find_router (); |
47 | connection *find_router (); |
|
|
48 | connection *find_forwarder (); |
| 46 | |
49 | |
| 47 | void reconnect_all (); |
50 | void reconnect_all (); |
| 48 | void shutdown_all (); |
51 | void shutdown_all (); |
|
|
52 | |
|
|
53 | void tap_ev (io_watcher &w, short revents); io_watcher tap_ev_watcher; |
|
|
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 (int fd, short revents); io_watcher tap_ev_watcher; |
|
|
| 54 | |
59 | |
| 55 | #if ENABLE_TCP |
60 | #if ENABLE_TCP |
| 56 | void tcpv4_ev (int fd, short revents); |
61 | void tcpv4_ev (io_watcher &w, short revents); io_watcher tcpv4_ev_watcher; |
| 57 | void tcpv4_accept (int fd, short revents); io_watcher tcpv4_accept_watcher; |
|
|
| 58 | 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); |
| 59 | #endif |
63 | #endif |
| 60 | |
64 | |
| 61 | void udpv4_ev (int fd, short revents); io_watcher udpv4_ev_watcher; |
65 | #if ENABLE_ICMP |
|
|
66 | void icmpv4_ev (io_watcher &w, short revents); io_watcher icmpv4_ev_watcher; |
| 62 | void send_udpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos = IPTOS_RELIABILITY); |
67 | bool send_icmpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
|
|
68 | #endif |
| 63 | |
69 | |
| 64 | void ipv4_ev (int fd, short revents); io_watcher ipv4_ev_watcher; |
70 | void udpv4_ev (io_watcher &w, short revents); io_watcher udpv4_ev_watcher; |
|
|
71 | bool send_udpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
|
|
72 | |
|
|
73 | void ipv4_ev (io_watcher &w, short revents); io_watcher ipv4_ev_watcher; |
| 65 | 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); |
| 66 | |
75 | |
| 67 | vpn (); |
76 | vpn (); |
| 68 | ~vpn (); |
77 | ~vpn (); |
| 69 | |
78 | |
| 70 | int setup (); |
79 | int setup (); |
