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69d9ecc0d9
This refactors reception/decoding part of `gnrc_sixlowpan_iphc` to the more layered approach modeled in #8511. Since the reception part is already complicated enough I decided to divide send and receive up into separate changes.
66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
/*
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* Copyright (C) 2015 Martine Lenders <mlenders@inf.fu-berlin.de>
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @defgroup net_gnrc_sixlowpan_iphc IPv6 header compression (IPHC)
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* @ingroup net_gnrc_sixlowpan
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* @brief IPv6 header compression for 6LoWPAN.
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* @{
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*
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* @file
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* @brief 6LoWPAN IPHC definitions
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*
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* @author Martine Lenders <mlenders@inf.fu-berlin.de>
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*/
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#ifndef NET_GNRC_SIXLOWPAN_IPHC_H
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#define NET_GNRC_SIXLOWPAN_IPHC_H
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#include <stdbool.h>
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#include "net/gnrc/pkt.h"
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#include "net/sixlowpan.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Decompresses a received 6LoWPAN IPHC frame.
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*
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* @pre (pkt != NULL)
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*
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* @param[in] pkt A received 6LoWPAN IPHC frame. The first snip is to
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* be expected to start with the IPHC dispatch.
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* @param[in,out] ctx Context for the packet. May be NULL. If not NULL it
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* is expected to be of type
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* @ref gnrc_sixlowpan_rbuf_t. This function might
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* change the content of that.
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* @param[in] page Current 6Lo dispatch parsing page.
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*/
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void gnrc_sixlowpan_iphc_recv(gnrc_pktsnip_t *pkt, void *ctx, unsigned page);
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/**
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* @brief Compresses a 6LoWPAN for IPHC.
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*
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* @pre (pkt != NULL)
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*
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* @param[in] pkt A 6LoWPAN frame with an uncompressed IPv6 header to send.
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* Will be translated to an 6LoWPAN IPHC frame.
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* @param[in] ctx Context for the packet. May be NULL.
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* @param[in] page Current 6Lo dispatch parsing page.
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*
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*/
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void gnrc_sixlowpan_iphc_send(gnrc_pktsnip_t *pkt, void *ctx, unsigned page);
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#ifdef __cplusplus
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}
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#endif
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#endif /* NET_GNRC_SIXLOWPAN_IPHC_H */
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/** @} */
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