92 lines
3.3 KiB
C
92 lines
3.3 KiB
C
/****************************************************************************
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* apps/wireless/ieee802154/libutils/ieee802154_addrtostr.c
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*
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* Copyright (C) 2015 Sebastien Lorquet. All rights reserved.
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* Author: Sebastien Lorquet <sebastien@lorquet.fr>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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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 <stdint.h>
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#include <stdio.h>
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#include <nuttx/wireless/ieee802154/ieee802154_mac.h>
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#include "wireless/ieee802154.h"
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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int ieee802154_addrtostr(FAR char *buf, int len,
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FAR struct ieee802154_addr_s *addr)
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{
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#ifndef CONFIG_BIG_ENDIAN
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uint16_t panid = ((addr->panid & 0xff) << 8) | ((addr->panid >> 8) & 0xff);
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#else
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uint16_t panid = addr->panid;
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#endif
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if (addr->mode == IEEE802154_ADDRMODE_NONE)
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{
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return snprintf(buf, len, "none");
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}
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else if (addr->mode == IEEE802154_ADDRMODE_SHORT)
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{
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#ifndef CONFIG_BIG_ENDIAN
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uint16_t saddr = ((addr->saddr & 0xff) << 8) | ((addr->saddr >> 8) & 0xff);
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#else
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uint16_t saddr = addr->saddr;
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#endif
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return snprintf(buf, len, "%04X/%04X", panid, saddr);
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}
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else if (addr->mode == IEEE802154_ADDRMODE_EXTENDED)
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{
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int i;
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int off = snprintf(buf, len, "%04X/", panid);
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for (i = 0; i < 8; i++)
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{
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off += snprintf(buf + off, len -off, "%02X", addr->eaddr[i]);
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}
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return off;
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}
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else
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{
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return snprintf(buf,len,"<INVAL>");
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}
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return -1;
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}
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