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 | Copyright (C) 2003-2005 Marc Lehmann <gvpe@schmorp.de> |
4 | |
4 | |
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5 | This file is part of GVPE. |
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6 | |
5 | This program is free software; you can redistribute it and/or modify |
7 | GVPE is free software; you can redistribute it and/or modify |
6 | it under the terms of the GNU General Public License as published by |
8 | it under the terms of the GNU General Public License as published by |
7 | the Free Software Foundation; either version 2 of the License, or |
9 | the Free Software Foundation; either version 2 of the License, or |
8 | (at your option) any later version. |
10 | (at your option) any later version. |
9 | |
11 | |
10 | This program is distributed in the hope that it will be useful, |
12 | This program is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | GNU General Public License for more details. |
15 | GNU General Public License for more details. |
14 | |
16 | |
15 | You should have received a copy of the GNU General Public License |
17 | You should have received a copy of the GNU General Public License |
16 | along with this program; if not, write to the Free Software |
18 | along with gvpe; if not, write to the Free Software |
17 | Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
19 | Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
18 | */ |
20 | */ |
19 | |
21 | |
20 | #ifndef VPE_VPN_H__ |
22 | #ifndef VPE_VPN_H__ |
21 | #define VPE_VPN_H__ |
23 | #define VPE_VPN_H__ |
… | |
… | |
25 | #include "device.h" |
27 | #include "device.h" |
26 | #include "connection.h" |
28 | #include "connection.h" |
27 | |
29 | |
28 | struct vpn |
30 | struct vpn |
29 | { |
31 | { |
30 | int udpv4_fd, tcpv4_fd, ipv4_fd, icmpv4_fd; |
32 | int udpv4_fd, tcpv4_fd, ipv4_fd, icmpv4_fd, dnsv4_fd; |
31 | |
33 | |
32 | int events; |
34 | int events; |
33 | |
35 | |
34 | enum { |
36 | enum { |
35 | EVENT_RECONNECT = 1, |
37 | EVENT_RECONNECT = 1, |
… | |
… | |
53 | void inject_data_packet (tap_packet *pkt, int dst); |
55 | void inject_data_packet (tap_packet *pkt, int dst); |
54 | |
56 | |
55 | void send_connect_request (int id); |
57 | void send_connect_request (int id); |
56 | |
58 | |
57 | void recv_vpn_packet (vpn_packet *pkt, const sockinfo &rsi); |
59 | void recv_vpn_packet (vpn_packet *pkt, const sockinfo &rsi); |
58 | bool send_vpn_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
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59 | |
60 | |
60 | #if ENABLE_TCP |
61 | #if ENABLE_TCP |
61 | void tcpv4_ev (io_watcher &w, short revents); io_watcher tcpv4_ev_watcher; |
62 | void tcpv4_ev (io_watcher &w, short revents); io_watcher tcpv4_ev_watcher; |
62 | bool send_tcpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
63 | bool send_tcpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
63 | #endif |
64 | #endif |
64 | |
65 | |
65 | #if ENABLE_ICMP |
66 | #if ENABLE_ICMP |
66 | void icmpv4_ev (io_watcher &w, short revents); io_watcher icmpv4_ev_watcher; |
67 | 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); |
68 | bool send_icmpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
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69 | #endif |
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70 | |
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71 | #if ENABLE_DNS |
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72 | vector<struct dns_snd *> dns_sndpq; |
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73 | sockinfo dns_forwarder; |
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74 | |
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75 | void dnsv4_ev (io_watcher &w, short revents); io_watcher dnsv4_ev_watcher; |
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76 | void dnsv4_server (struct dns_packet &pkt); |
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77 | void dnsv4_client (struct dns_packet &pkt); |
68 | #endif |
78 | #endif |
69 | |
79 | |
70 | void udpv4_ev (io_watcher &w, short revents); io_watcher udpv4_ev_watcher; |
80 | 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); |
81 | bool send_udpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); |
72 | |
82 | |