57 lines
2 KiB
C
57 lines
2 KiB
C
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/*
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* eui64.c - EUI64 routines for IPv6CP.
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*
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* Copyright (c) 1999 Tommi Komulainen. All rights reserved.
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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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*
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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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*
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* 3. The name(s) of the authors of this software must not be used to
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* endorse or promote products derived from this software without
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* prior written permission.
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*
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* 4. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by Tommi Komulainen
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* <Tommi.Komulainen@iki.fi>".
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*
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* THE AUTHORS OF THIS SOFTWARE DISCLAIM ALL WARRANTIES WITH REGARD TO
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* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS, IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
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* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
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* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* $Id: eui64.c,v 1.6 2002/12/04 23:03:32 paulus Exp $
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*/
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#include "lwip/opt.h"
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#if PPP_SUPPORT && PPP_IPV6_SUPPORT /* don't build if not configured for use in lwipopts.h */
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#include "netif/ppp/ppp_impl.h"
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#include "netif/ppp/eui64.h"
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/*
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* eui64_ntoa - Make an ascii representation of an interface identifier
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*/
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char *eui64_ntoa(eui64_t e) {
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static char buf[20];
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sprintf(buf, "%02x%02x:%02x%02x:%02x%02x:%02x%02x",
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e.e8[0], e.e8[1], e.e8[2], e.e8[3],
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e.e8[4], e.e8[5], e.e8[6], e.e8[7]);
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return buf;
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}
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#endif /* PPP_SUPPORT && PPP_IPV6_SUPPORT */
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