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Comparing gvpe/src/vpn.h (file contents):
Revision 1.16 by pcg, Wed Mar 2 05:49:31 2005 UTC vs.
Revision 1.28 by pcg, Thu Aug 7 17:54:27 2008 UTC

1/* 1/*
2 vpn.h -- header for vpn.C 2 vpn.h -- header for vpn.C
3 Copyright (C) 2003-2004 Marc Lehmann <pcg@goof.com> 3 Copyright (C) 2003-2008 Marc Lehmann <gvpe@schmorp.de>
4 4
5 This file is part of GVPE.
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 it
6 it under the terms of the GNU General Public License as published by 8 under the terms of the GNU General Public License as published by the
7 the Free Software Foundation; either version 2 of the License, or 9 Free Software Foundation; either version 3 of the License, or (at your
8 (at your option) any later version. 10 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, but
11 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 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 GNU General
13 GNU General Public License for more details. 15 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 along
16 along with this program; if not, write to the Free Software 18 with this program; if not, see <http://www.gnu.org/licenses/>.
17 Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19
20 Additional permission under GNU GPL version 3 section 7
21
22 If you modify this Program, or any covered work, by linking or
23 combining it with the OpenSSL project's OpenSSL library (or a modified
24 version of that library), containing parts covered by the terms of the
25 OpenSSL or SSLeay licenses, the licensors of this Program grant you
26 additional permission to convey the resulting work. Corresponding
27 Source for a non-source form of such a combination shall include the
28 source code for the parts of OpenSSL used as well as that of the
29 covered work.
18*/ 30*/
19 31
20#ifndef VPE_VPN_H__ 32#ifndef GVPE_VPN_H__
21#define VPE_VPN_H__ 33#define GVPE_VPN_H__
22 34
23#include "global.h" 35#include "global.h"
24#include "conf.h" 36#include "conf.h"
25#include "device.h" 37#include "device.h"
26#include "connection.h" 38#include "connection.h"
27 39
28struct vpn 40struct vpn
29 { 41{
30 int udpv4_fd, tcpv4_fd, ipv4_fd, icmpv4_fd, dnsv4_fd; 42 int udpv4_fd , tcpv4_fd, ipv4_fd , icmpv4_fd , dnsv4_fd;
43 int udpv4_tos, ipv4_tos, icmpv4_tos, dnsv4_tos;
31 44
32 int events; 45 int events;
33 46
34 enum { 47 enum {
35 EVENT_RECONNECT = 1, 48 EVENT_RECONNECT = 1,
36 EVENT_SHUTDOWN = 2, 49 EVENT_SHUTDOWN = 2,
37 }; 50 };
38 51
39 void event_cb (time_watcher &w); time_watcher event; 52 void event_cb (ev::timer &w, int revents); ev::timer event;
40 53
41 tap_device *tap; 54 tap_device *tap;
42 55
43 typedef vector<connection *> conns_vector; 56 typedef vector<connection *> conns_vector;
44 conns_vector conns; 57 conns_vector conns;
45 58
46 connection *find_router (); 59 connection *find_router ();
47 connection *find_forwarder (); 60 connection *find_forwarder ();
48 61
49 void reconnect_all (); 62 void reconnect_all ();
50 void shutdown_all (); 63 void shutdown_all ();
51 64
52 void tap_ev (io_watcher &w, short revents); io_watcher tap_ev_watcher; 65 void tap_ev (ev::io &w, int revents); ev::io tap_ev_watcher;
53 void inject_data_packet (tap_packet *pkt, int dst); 66 void inject_data_packet (tap_packet *pkt, int dst);
54 67
55 void send_connect_request (int id); 68 void send_connect_request (int id);
56 69
57 void recv_vpn_packet (vpn_packet *pkt, const sockinfo &rsi); 70 void recv_vpn_packet (vpn_packet *pkt, const sockinfo &rsi);
71 bool send_vpn_packet (vpn_packet *pkt, const sockinfo &si, int tos = 0);
58 72
59#if ENABLE_TCP 73#if ENABLE_TCP
60 void tcpv4_ev (io_watcher &w, short revents); io_watcher tcpv4_ev_watcher; 74 void tcpv4_ev (ev::io &w, int revents); ev::io tcpv4_ev_watcher;
61 bool send_tcpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); 75 bool send_tcpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
62#endif 76#endif
63 77
64#if ENABLE_ICMP 78#if ENABLE_ICMP
65 void icmpv4_ev (io_watcher &w, short revents); io_watcher icmpv4_ev_watcher; 79 void icmpv4_ev (ev::io &w, int revents); ev::io icmpv4_ev_watcher;
66 bool send_icmpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); 80 bool send_icmpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
67#endif 81#endif
68 82
69#if ENABLE_DNS 83#if ENABLE_DNS
70 vector<struct dns_rep *> dns_rcvpq;
71 vector<struct dns_req *> dns_sndpq; 84 vector<struct dns_snd *> dns_sndpq;
85 sockinfo dns_forwarder;
72 86
73 void dnsv4_ev (io_watcher &w, short revents); io_watcher dnsv4_ev_watcher; 87 void dnsv4_ev (ev::io &w, int revents); ev::io dnsv4_ev_watcher;
74 struct dns_packet *dnsv4_server (struct dns_packet *pkt); 88 void dnsv4_server (struct dns_packet &pkt);
75 void dnsv4_client (struct dns_packet *pkt); 89 void dnsv4_client (struct dns_packet &pkt);
90
91 bool send_dnsv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
76#endif 92#endif
77 93
78 void udpv4_ev (io_watcher &w, short revents); io_watcher udpv4_ev_watcher; 94 void udpv4_ev (ev::io &w, int revents); ev::io udpv4_ev_watcher;
79 bool send_udpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); 95 bool send_udpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
80 96
81 void ipv4_ev (io_watcher &w, short revents); io_watcher ipv4_ev_watcher; 97 void ipv4_ev (ev::io &w, int revents); ev::io ipv4_ev_watcher;
82 bool send_ipv4_packet (vpn_packet *pkt, const sockinfo &si, int tos); 98 bool send_ipv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
83 99
84 vpn (); 100 vpn ();
85 ~vpn (); 101 ~vpn ();
86 102
87 int setup (); 103 int setup ();
88 104
89 void dump_status (); 105 void dump_status ();
90 106
107 void script_init_env ();
108 const char *script_if_init ();
91 const char *script_if_up (); 109 const char *script_if_up ();
92 }; 110};
93 111
94extern vpn network; // THE vpn 112extern vpn network; // THE vpn
95 113
96#endif 114#endif
97 115

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