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coreboot-kgpe-d16/src/include/uuid.h

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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 <marshalldawson3rd@gmail.com> Reviewed-on: https://review.coreboot.org/28467 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Martin Roth <martinroth@google.com>
2018-09-04 20:00:08 +02:00
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2010, Intel Corp. Huang Ying <ying.huang@intel.com>
*
* 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 <string.h>
lib/uuid: Add UUID parsing function Implement a simple function that parses a canonical UUID string into the common byte representation. Inspired by acpigen_write_uuid(). Change-Id: Ia1bd883c740873699814fde6c6ddc1937a40093e Signed-off-by: Nico Huber <nico.huber@secunet.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/36297 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
2019-10-24 15:01:33 +02:00
#define UUID_LEN 16
#define UUID_STRLEN 36
/*
* Parses a canonical UUID string into the common byte representation
* where the first three words are interpreted as little endian:
*
* The UUID
* "00112233-4455-6677-8899-aabbccddeeff"
* is stored as
* 33 22 11 00 55 44 77 66 88 99 aa bb cc dd ee ff
*
* Returns negative value on error, 0 on success.
*/
int parse_uuid(uint8_t *uuid, const char *uuid_str);
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 <marshalldawson3rd@gmail.com> Reviewed-on: https://review.coreboot.org/28467 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Martin Roth <martinroth@google.com>
2018-09-04 20:00:08 +02:00
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_ */