blob: 2b67d55d5740363ab1e2bfd1b5418de328fcbddb [file] [log] [blame]
/*
* Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
FILE_LICENCE ( GPL2_OR_LATER );
#include <stdint.h>
#include <stdio.h>
#include <byteswap.h>
#include <gpxe/uuid.h>
/** @file
*
* Universally unique IDs
*
*/
/**
* Convert UUID to printable string
*
* @v uuid UUID
* @ret string UUID in canonical form
*/
char * uuid_ntoa ( union uuid *uuid ) {
static char buf[37]; /* "00000000-0000-0000-0000-000000000000" */
sprintf ( buf, "%08x-%04x-%04x-%04x-%02x%02x%02x%02x%02x%02x",
be32_to_cpu ( uuid->canonical.a ),
be16_to_cpu ( uuid->canonical.b ),
be16_to_cpu ( uuid->canonical.c ),
be16_to_cpu ( uuid->canonical.d ),
uuid->canonical.e[0], uuid->canonical.e[1],
uuid->canonical.e[2], uuid->canonical.e[3],
uuid->canonical.e[4], uuid->canonical.e[5] );
return buf;
}