| /* |
| * 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; |
| } |