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36 lines
1.2 KiB
C
36 lines
1.2 KiB
C
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/*
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* \brief Computing the Internet Checksum (conforms to RFC 1071)
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* \author Martin Stein
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* \date 2018-03-23
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*/
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/*
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* Copyright (C) 2018 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU Affero General Public License version 3.
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*/
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#ifndef _NET__INTERNET_CHECKSUM_H_
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#define _NET__INTERNET_CHECKSUM_H_
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/* Genode includes */
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#include <net/ipv4.h>
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#include <base/stdint.h>
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namespace Net {
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Genode::uint16_t internet_checksum(Genode::uint16_t const *addr,
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Genode::size_t size,
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Genode::addr_t init_sum = 0);
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Genode::uint16_t internet_checksum_pseudo_ip(Genode::uint16_t const *addr,
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Genode::size_t size,
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Genode::uint16_t size_be,
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Ipv4_packet::Protocol ip_prot,
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Ipv4_address &ip_src,
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Ipv4_address &ip_dst);
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}
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#endif /* _NET__INTERNET_CHECKSUM_H_ */
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