diff options
author | 2015-08-28 09:58:54 +0800 | |
---|---|---|
committer | 2015-09-01 12:44:00 +0800 | |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/ipxe/src/core/uuid.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/core/uuid.c')
-rw-r--r-- | qemu/roms/ipxe/src/core/uuid.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/core/uuid.c b/qemu/roms/ipxe/src/core/uuid.c new file mode 100644 index 000000000..27a249da8 --- /dev/null +++ b/qemu/roms/ipxe/src/core/uuid.c @@ -0,0 +1,51 @@ +/* + * 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., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +FILE_LICENCE ( GPL2_OR_LATER ); + +#include <stdint.h> +#include <stdio.h> +#include <byteswap.h> +#include <ipxe/uuid.h> + +/** @file + * + * Universally unique IDs + * + */ + +/** + * Convert UUID to printable string + * + * @v uuid UUID + * @ret string UUID in canonical form + */ +char * uuid_ntoa ( const 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; +} |