summaryrefslogtreecommitdiff
path: root/src/openvpn/mudp.h
diff options
context:
space:
mode:
authorAlberto Gonzalez Iniesta <agi@inittab.org>2012-11-05 16:28:09 +0100
committerAlberto Gonzalez Iniesta <agi@inittab.org>2012-11-05 16:28:09 +0100
commit8dd0350e1607aa30f7a043c8d5ec7a7eeb874115 (patch)
tree566d0620eb693320cb121dfd93a5675fa704a30b /src/openvpn/mudp.h
parent349cfa7acb95abe865209a28e417ec74b56f9bba (diff)
Imported Upstream version 2.3_rc1
Diffstat (limited to 'src/openvpn/mudp.h')
-rw-r--r--src/openvpn/mudp.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/src/openvpn/mudp.h b/src/openvpn/mudp.h
new file mode 100644
index 0000000..97f961b
--- /dev/null
+++ b/src/openvpn/mudp.h
@@ -0,0 +1,71 @@
+/*
+ * 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