76 lines
2.2 KiB
C
76 lines
2.2 KiB
C
/** @file
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@brief 6lowpan handler
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This is not to be included by the application.
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*/
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/*
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* Copyright (c) 2016 Intel Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __NET_6LO_H
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#define __NET_6LO_H
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#include <misc/slist.h>
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#include <stdint.h>
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#include <net/nbuf.h>
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#include "icmpv6.h"
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typedef bool (*fragment_handler_t)(struct net_buf *, int);
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/**
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* @brief Compress IPv6 packet as per RFC 6282
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*
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* @details After this IPv6 packet and next header(if UDP), headers
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* are compressed as per RFC 6282. After header compression data
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* will be adjusted according to remaining space in fragments.
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*
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* @param Pointer to network buffer
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* @param iphc true for IPHC compression, false for IPv6 dispatch header
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* @param Pointer to fragment function
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*
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* @return True on success, false otherwise
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*/
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bool net_6lo_compress(struct net_buf *buf, bool iphc,
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fragment_handler_t fragment);
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/**
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* @brief Unompress IPv6 packet as per RFC 6282
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*
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* @details After this IPv6 packet and next header(if UDP), headers
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* are uncompressed as per RFC 6282. After header uncompression data
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* will be adjusted according to remaining space in fragments.
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*
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* @param Pointer to network buffer
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*
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* @return True on success, false otherwise
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*/
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bool net_6lo_uncompress(struct net_buf *buf);
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/**
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* @brief Set 6lowpan context information
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*
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* @details Set 6lowpan context information. This context information
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* will be used in IPv6 header compression and uncompression.
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*
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* @return True on success, false otherwise
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*/
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#if defined(CONFIG_NET_6LO_CONTEXT)
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void net_6lo_set_context(struct net_if *iface,
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struct net_icmpv6_nd_opt_6co *context);
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#endif
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#endif /* __NET_6LO_H */
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