60 lines
2.3 KiB
C
60 lines
2.3 KiB
C
/****************************************************************************
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* net/sixlowpan/sixlowpan_globals.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. 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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include "sixlowpan/sixlowpan_internal.h"
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#ifdef CONFIG_NET_6LOWPAN
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/* The following data values are used to hold intermediate settings while
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* processing IEEE802.15.4 frames. These globals are shared with incoming
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* and outgoing frame processing and possibly with multiple IEEE802.15.4 MAC
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* devices. The network lock provides exclusive use of these globals
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* during that processing.
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*/
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/* g_uncomp_hdrlen is the length of the headers before compression (if HC2
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* is used this includes the UDP header in addition to the IP header).
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*/
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uint8_t g_uncomp_hdrlen;
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/* g_frame_hdrlen is the total length of (the processed) 6lowpan headers
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* (fragment headers, IPV6 or HC1, HC2, and HC1 and HC2 non compressed
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* fields).
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*/
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uint8_t g_frame_hdrlen;
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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#endif /* CONFIG_NET_6LOWPAN */
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