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50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
/*
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* UUID/GUID definition
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*
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* Copyright (C) 2010, 2016 Intel Corp.
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* Huang Ying <ying.huang@intel.com>
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*
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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 version
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* 2 as published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _LINUX_UUID_H_
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#define _LINUX_UUID_H_
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#include <string.h>
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#include <asm/types.h>
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typedef struct {
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__u8 b[16];
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} uuid_le;
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typedef struct {
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__u8 b[16];
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} uuid_be;
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#define UUID_LE(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \
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((uuid_le) \
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{{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \
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(b) & 0xff, ((b) >> 8) & 0xff, \
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(c) & 0xff, ((c) >> 8) & 0xff, \
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(d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }})
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#define UUID_BE(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \
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((uuid_be) \
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{{ ((a) >> 24) & 0xff, ((a) >> 16) & 0xff, ((a) >> 8) & 0xff, (a) & 0xff, \
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((b) >> 8) & 0xff, (b) & 0xff, \
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((c) >> 8) & 0xff, (c) & 0xff, \
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(d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }})
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static inline int uuid_le_cmp(const uuid_le u1, const uuid_le u2)
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{
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return memcmp(&u1, &u2, sizeof(uuid_le));
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}
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#endif
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