From 05b1bac072bf10f092d19014eb1e84b9182f8c24 Mon Sep 17 00:00:00 2001 From: Marshall Dawson Date: Tue, 4 Sep 2018 12:00:08 -0600 Subject: [PATCH] src/include: Introduce guid_t type Duplicate the guid_t and GUID_INIT framework from the Linux driver. Adapt it for coreboot, and create supporting copy and compare functions. Change-Id: Ia1cd7a1f0e0f900858830e1a6a7e2bbbe272fa30 Signed-off-by: Marshall Dawson Reviewed-on: https://review.coreboot.org/28467 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth --- src/include/uuid.h | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 src/include/uuid.h diff --git a/src/include/uuid.h b/src/include/uuid.h new file mode 100644 index 0000000000..0209055e9e --- /dev/null +++ b/src/include/uuid.h @@ -0,0 +1,42 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2010, Intel Corp. Huang Ying + * + * 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; version 2 of the License. + * + * 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. + */ + +#ifndef _UUID_H_ +#define _UUID_H_ + +#include + +typedef struct { + uint8_t b[16]; +} __packed guid_t; + +#define GUID_INIT(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \ +((guid_t) \ +{{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \ + (b) & 0xff, ((b) >> 8) & 0xff, \ + (c) & 0xff, ((c) >> 8) & 0xff, \ + (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) } }) + +static inline int guidcmp(const guid_t *guid1, const guid_t *guid2) +{ + return memcmp(guid1, guid2, sizeof(guid_t)); +} + +static inline guid_t *guidcpy(guid_t *dest, const guid_t *src) +{ + return (guid_t *)memcpy(dest, src, sizeof(guid_t)); +} + +#endif /* _UUID_H_ */