ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/gvpe/src/vpn.h
(Generate patch)

Comparing gvpe/src/vpn.h (file contents):
Revision 1.5 by pcg, Sun Apr 6 04:17:36 2003 UTC vs.
Revision 1.21 by pcg, Sat Mar 5 19:13:16 2005 UTC

1/* 1/*
2 vpn.h -- header for vpn.C 2 vpn.h -- header for vpn.C
3 Copyright (C) 2003-2005 Marc Lehmann <gvpe@schmorp.de>
3 4
5 This file is part of GVPE.
6
4 This program is free software; you can redistribute it and/or modify 7 GVPE is free software; you can redistribute it and/or modify
5 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
6 the Free Software Foundation; either version 2 of the License, or 9 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version. 10 (at your option) any later version.
8 11
9 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,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details. 15 GNU General Public License for more details.
13 16
14 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
15 along with this program; if not, write to the Free Software 18 along with gvpe; if not, write to the Free Software
16 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
17*/ 20*/
18 21
19#ifndef VPE_VPN_H__ 22#ifndef VPE_VPN_H__
20#define VPE_VPN_H__ 23#define VPE_VPN_H__
21
22#include <netinet/ip.h>
23 24
24#include "global.h" 25#include "global.h"
25#include "conf.h" 26#include "conf.h"
26#include "device.h" 27#include "device.h"
27#include "connection.h" 28#include "connection.h"
28 29
29struct vpn 30struct vpn
30 { 31 {
31 int udpv4_fd, tcpv4_fd, ipv4_fd; 32 int udpv4_fd, tcpv4_fd, ipv4_fd, icmpv4_fd, dnsv4_fd;
32 33
33 int events; 34 int events;
34 35
35 enum { 36 enum {
36 EVENT_RECONNECT = 1, 37 EVENT_RECONNECT = 1,
… …
43 44
44 typedef vector<connection *> conns_vector; 45 typedef vector<connection *> conns_vector;
45 conns_vector conns; 46 conns_vector conns;
46 47
47 connection *find_router (); 48 connection *find_router ();
49 connection *find_forwarder ();
48 50
49 void reconnect_all (); 51 void reconnect_all ();
50 void shutdown_all (); 52 void shutdown_all ();
53
54 void tap_ev (io_watcher &w, short revents); io_watcher tap_ev_watcher;
55 void inject_data_packet (tap_packet *pkt, int dst);
56
51 void connect_request (int id); 57 void send_connect_request (int id);
52 58
53 void recv_vpn_packet (vpn_packet *pkt, const sockinfo &rsi); 59 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); 60 bool send_vpn_packet (vpn_packet *pkt, const sockinfo &si, int tos = 0);
58 61
59#if ENABLE_TCP 62#if ENABLE_TCP
60 void tcpv4_ev (io_watcher &w, short revents); io_watcher tcpv4_ev_watcher; 63 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); 64 bool send_tcpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
65#endif
66
67#if ENABLE_ICMP
68 void icmpv4_ev (io_watcher &w, short revents); io_watcher icmpv4_ev_watcher;
69 bool send_icmpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
70#endif
71
72#if ENABLE_DNS
73 vector<struct dns_snd *> dns_sndpq;
74 sockinfo dns_forwarder;
75
76 void dnsv4_ev (io_watcher &w, short revents); io_watcher dnsv4_ev_watcher;
77 void dnsv4_server (struct dns_packet &pkt);
78 void dnsv4_client (struct dns_packet &pkt);
79
80 bool send_dnsv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
62#endif 81#endif
63 82
64 void udpv4_ev (io_watcher &w, short revents); io_watcher udpv4_ev_watcher; 83 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); 84 bool send_udpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
66 85
67 void ipv4_ev (io_watcher &w, short revents); io_watcher ipv4_ev_watcher; 86 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); 87 bool send_ipv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
69 88
70 vpn (); 89 vpn ();
71 ~vpn (); 90 ~vpn ();
72 91
73 int setup (); 92 int setup ();
… …
75 void dump_status (); 94 void dump_status ();
76 95
77 const char *script_if_up (); 96 const char *script_if_up ();
78 }; 97 };
79 98
99extern vpn network; // THE vpn
100
80#endif 101#endif
81 102

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines