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- /****************************************************************************
- * net/sixlowpan/sixlowpan_globals.c
- *
- * Copyright (C) 2017 Gregory Nutt. All rights reserved.
- * Author: Gregory Nutt <gnutt@nuttx.org>
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * 3. Neither the name NuttX nor the names of its contributors may be
- * used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- ****************************************************************************/
- /****************************************************************************
- * Included Files
- ****************************************************************************/
- #include <nuttx/config.h>
- #include "sixlowpan/sixlowpan_internal.h"
- #ifdef CONFIG_NET_6LOWPAN
- /****************************************************************************
- * Public Data
- ****************************************************************************/
- /* The following data values are used to hold intermediate settings while
- * processing IEEE802.15.4 frames. These globals are shared with incoming
- * and outgoing frame processing and possibly with mutliple IEEE802.15.4 MAC
- * devices. The network lock provides exclusive use of these globals
- * during that processing
- */
- /* g_uncomp_hdrlen is the length of the headers before compression (if HC2
- * is used this includes the UDP header in addition to the IP header).
- */
- uint8_t g_uncomp_hdrlen;
- /* g_frame_hdrlen is the total length of (the processed) 6lowpan headers
- * (fragment headers, IPV6 or HC1, HC2, and HC1 and HC2 non compressed
- * fields).
- */
- uint8_t g_frame_hdrlen;
- #endif /* CONFIG_NET_6LOWPAN */
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