1 files changed, 71 insertions, 0 deletions
diff --git a/src/openvpn/mudp.h b/src/openvpn/mudp.h
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+/*
+ *  OpenVPN -- An application to securely tunnel IP networks
+ *             over a single TCP/UDP port, with support for SSL/TLS-based
+ *             session authentication and key exchange,
+ *             packet encryption, packet authentication, and
+ *             packet compression.
+ *
+ *  Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2
+ *  as published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program (see the file COPYING included with this
+ *  distribution); if not, write to the Free Software Foundation, Inc.,
+ *  59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+/*
+ * UDP specific code for --mode server
+ */
+
+#ifndef MUDP_H
+#define MUDP_H
+
+#if P2MP_SERVER
+
+struct context;
+struct multi_context;
+
+
+/**************************************************************************/
+/**
+ * Main event loop wrapper function for OpenVPN in UDP server mode.
+ * @ingroup eventloop
+ *
+ * This function simply calls \c tunnel_server_udp_single_threaded().
+ *
+ * @param top          - Top-level context structure.
+ */
+void tunnel_server_udp (struct context *top);
+
+
+/**************************************************************************/
+/**
+ * Get, and if necessary create, the multi_instance associated with a
+ * packet's source address.
+ * @ingroup external_multiplexer
+ *
+ * This function extracts the source address of a recently read packet
+ * from \c m->top.c2.from and uses that source address as a hash key for
+ * the hash table \c m->hash.  If an entry exists, this function returns
+ * it.  If no entry exists, this function handles its creation, and if
+ * successful, returns the newly created instance.
+ *
+ * @param m            - The single multi_context structure.
+ *
+ * @return A pointer to a multi_instance if one already existed for the
+ *     packet's source address or if one was a newly created successfully.
+ *      NULL if one did not yet exist and a new one was not created.
+ */
+struct multi_instance *multi_get_create_instance_udp (struct multi_context *m);
+
+#endif
+#endif