64 lines
2.7 KiB
C
64 lines
2.7 KiB
C
/*
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* Copyright (c) 2012, Thingsquare, http://www.thingsquare.com/.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef IP64_SPECIAL_PORTS_H
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#define IP64_SPECIAL_PORTS_H
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/* The IP64 special ports module allows specific ports on the IP64
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translator to be mapped to specific address in the IPv6
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network. The module provides three function prototypes that must be
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implemented by the user.
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The IP64 special ports module must be enabled by
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#define IP64_SPECIAL_PORTS_CONF_ENABLE 1
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Otherwise, the functions are replaced by empty default definitions
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in the ip64-special-ports.c module.
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Port numbers are always in network byte order. */
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/* Translate the special port to an IPv6 address for inbound
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packets. */
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int ip64_special_ports_translate_incoming(uint16_t incoming_port,
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uip_ip6addr_t *newaddr,
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uint16_t *newport);
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int ip64_special_ports_translate_outgoing(uint16_t incoming_port,
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const uip_ip6addr_t *ip6addr,
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uint16_t *newport);
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/* Check if an incoming (destination) port is special. */
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int ip64_special_ports_incoming_is_special(uint16_t port);
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/* Check if an outgoing (source) port is special. */
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int ip64_special_ports_outgoing_is_special(uint16_t port);
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#endif /* IP64_SPECIAL_PORTS_H */
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