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* Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>.
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or any later version.
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* You can also choose to distribute this program under the terms of
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* the Unmodified Binary Distribution Licence (as given in the file
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* COPYING.UBDL), provided that you have satisfied its requirements.
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FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
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#include <ipxe/uuid.h>
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* Universally unique IDs
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* Convert UUID to printable string
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* @ret string UUID in canonical form
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char * uuid_ntoa ( const union uuid *uuid ) {
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static char buf[37]; /* "00000000-0000-0000-0000-000000000000" */
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sprintf ( buf, "%08x-%04x-%04x-%04x-%02x%02x%02x%02x%02x%02x",
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be32_to_cpu ( uuid->canonical.a ),
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be16_to_cpu ( uuid->canonical.b ),
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be16_to_cpu ( uuid->canonical.c ),
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be16_to_cpu ( uuid->canonical.d ),
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uuid->canonical.e[0], uuid->canonical.e[1],
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uuid->canonical.e[2], uuid->canonical.e[3],
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uuid->canonical.e[4], uuid->canonical.e[5] );