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24 | #include "device.h" |
24 | #include "device.h" |
25 | #include "connection.h" |
25 | #include "connection.h" |
26 | |
26 | |
27 | struct vpn |
27 | struct vpn |
28 | { |
28 | { |
29 | int udpv4_fd, tcpv4_fd, ipv4_fd; |
29 | int udpv4_fd, tcpv4_fd, ipv4_fd, icmpv4_fd; |
30 | |
30 | |
31 | int events; |
31 | int events; |
32 | |
32 | |
33 | enum { |
33 | enum { |
34 | EVENT_RECONNECT = 1, |
34 | EVENT_RECONNECT = 1, |
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41 | |
41 | |
42 | typedef vector<connection *> conns_vector; |
42 | typedef vector<connection *> conns_vector; |
43 | conns_vector conns; |
43 | conns_vector conns; |
44 | |
44 | |
45 | connection *find_router (); |
45 | connection *find_router (); |
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46 | connection *find_forwarder (); |
46 | |
47 | |
47 | void reconnect_all (); |
48 | void reconnect_all (); |
48 | void shutdown_all (); |
49 | void shutdown_all (); |
49 | void connect_request (int id); |
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50 | |
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51 | void recv_vpn_packet (vpn_packet *pkt, const sockinfo &rsi); |
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52 | |
50 | |
53 | void tap_ev (io_watcher &w, short revents); io_watcher tap_ev_watcher; |
51 | void tap_ev (io_watcher &w, short revents); io_watcher tap_ev_watcher; |
54 | |
52 | |
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53 | void send_connect_request (int id); |
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54 | |
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55 | void recv_vpn_packet (vpn_packet *pkt, const sockinfo &rsi); |
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56 | bool send_vpn_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
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57 | |
55 | #if ENABLE_TCP |
58 | #if ENABLE_TCP |
56 | void tcpv4_ev (io_watcher &w, short revents); io_watcher tcpv4_ev_watcher; |
59 | 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); |
60 | bool send_tcpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
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61 | #endif |
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62 | |
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63 | #if ENABLE_ICMP |
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64 | void icmpv4_ev (io_watcher &w, short revents); io_watcher icmpv4_ev_watcher; |
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65 | bool send_icmpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
58 | #endif |
66 | #endif |
59 | |
67 | |
60 | void udpv4_ev (io_watcher &w, short revents); io_watcher udpv4_ev_watcher; |
68 | 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); |
69 | bool send_udpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
62 | |
70 | |
63 | void ipv4_ev (io_watcher &w, short revents); io_watcher ipv4_ev_watcher; |
71 | 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); |
72 | bool send_ipv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
65 | |
73 | |
66 | vpn (); |
74 | vpn (); |
67 | ~vpn (); |
75 | ~vpn (); |
68 | |
76 | |
69 | int setup (); |
77 | int setup (); |