mirror of
https://github.com/OpenVPN/openvpn.git
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98619012e2
Signed-off-by: Adriaan de Jong <dejong@fox-it.com> Acked-by: James Yonan <james@openvpn.net> Signed-off-by: David Sommerseth <dazo@users.sourceforge.net>
72 lines
2.5 KiB
C
72 lines
2.5 KiB
C
/*
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* OpenVPN -- An application to securely tunnel IP networks
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* over a single TCP/UDP port, with support for SSL/TLS-based
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* session authentication and key exchange,
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* packet encryption, packet authentication, and
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* packet compression.
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*
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* Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program (see the file COPYING included with this
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* distribution); if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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* UDP specific code for --mode server
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*/
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#ifndef MUDP_H
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#define MUDP_H
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#if P2MP_SERVER
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struct context;
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struct multi_context;
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/**************************************************************************/
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/**
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* Main event loop wrapper function for OpenVPN in UDP server mode.
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* @ingroup eventloop
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*
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* This function simply calls \c tunnel_server_udp_single_threaded().
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*
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* @param top - Top-level context structure.
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*/
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void tunnel_server_udp (struct context *top);
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/**************************************************************************/
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/**
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* Get, and if necessary create, the multi_instance associated with a
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* packet's source address.
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* @ingroup external_multiplexer
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*
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* This function extracts the source address of a recently read packet
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* from \c m->top.c2.from and uses that source address as a hash key for
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* the hash table \c m->hash. If an entry exists, this function returns
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* it. If no entry exists, this function handles its creation, and if
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* successful, returns the newly created instance.
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*
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* @param m - The single multi_context structure.
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*
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* @return A pointer to a multi_instance if one already existed for the
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* packet's source address or if one was a newly created successfully.
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* NULL if one did not yet exist and a new one was not created.
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*/
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struct multi_instance *multi_get_create_instance_udp (struct multi_context *m);
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#endif
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#endif
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