--- gvpe/src/vpn.h	2003/04/05 02:32:40	1.4
+++ gvpe/src/vpn.h	2003/10/16 14:12:00	1.12
@@ -1,5 +1,6 @@
 /*
     vpn.h -- header for vpn.C
+    Copyright (C) 2003 Marc Lehmann <pcg@goof.com>
  
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -19,8 +20,6 @@
 #ifndef VPE_VPN_H__
 #define VPE_VPN_H__
 
-#include <netinet/ip.h>
-
 #include "global.h"
 #include "conf.h"
 #include "device.h"
@@ -28,7 +27,7 @@
 
 struct vpn
   {
-    int udpv4_fd, tcpv4_fd, ipv4_fd;
+    int udpv4_fd, tcpv4_fd, ipv4_fd, icmpv4_fd;
 
     int events;
 
@@ -45,27 +44,34 @@
     conns_vector conns;
 
     connection *find_router ();
+    connection *find_forwarder ();
 
     void reconnect_all ();
     void shutdown_all ();
-    void connect_request (int id);
-
-    void recv_vpn_packet (vpn_packet *pkt, const sockinfo &rsi);
 
     void tap_ev (io_watcher &w, short revents); io_watcher tap_ev_watcher;
+    void inject_data_packet (tap_packet *pkt, int dst);
+
+    void send_connect_request (int id);
 
-    void send_vpn_packet (vpn_packet *pkt, const sockinfo &si, int tos = IPTOS_RELIABILITY);
+    void recv_vpn_packet (vpn_packet *pkt, const sockinfo &rsi);
+    bool send_vpn_packet (vpn_packet *pkt, const sockinfo &si, int tos);
 
 #if ENABLE_TCP
     void tcpv4_ev (io_watcher &w, short revents); io_watcher tcpv4_ev_watcher;
-    void send_tcpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
+    bool send_tcpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
+#endif
+
+#if ENABLE_ICMP
+    void icmpv4_ev (io_watcher &w, short revents); io_watcher icmpv4_ev_watcher;
+    bool send_icmpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
 #endif
 
     void udpv4_ev (io_watcher &w, short revents); io_watcher udpv4_ev_watcher;
-    void send_udpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
+    bool send_udpv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
 
     void ipv4_ev (io_watcher &w, short revents); io_watcher ipv4_ev_watcher;
-    void send_ipv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
+    bool send_ipv4_packet (vpn_packet *pkt, const sockinfo &si, int tos);
 
     vpn ();
     ~vpn ();
@@ -77,5 +83,7 @@
     const char *script_if_up ();
   };
 
+extern vpn network; // THE vpn
+
 #endif