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/*
* Copyright (C) 2014 Samsung Electronics
* Przemyslaw Marczak <p.marczak@samsung.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __UUID_H__
#define __UUID_H__
/* This is structure is in big-endian */
struct uuid {
unsigned int time_low;
unsigned short time_mid;
unsigned short time_hi_and_version;
unsigned char clock_seq_hi_and_reserved;
unsigned char clock_seq_low;
unsigned char node[6];
} __packed;
enum {
UUID_STR_FORMAT_STD,
UUID_STR_FORMAT_GUID
};
#define UUID_STR_LEN 36
#define UUID_BIN_LEN sizeof(struct uuid)
#define UUID_VERSION_MASK 0xf000
#define UUID_VERSION_SHIFT 12
#define UUID_VERSION 0x4
#define UUID_VARIANT_MASK 0xc0
#define UUID_VARIANT_SHIFT 7
#define UUID_VARIANT 0x1
int uuid_str_valid(const char *uuid);
int uuid_str_to_bin(char *uuid_str, unsigned char *uuid_bin, int str_format);
void uuid_bin_to_str(unsigned char *uuid_bin, char *uuid_str, int str_format);
void gen_rand_uuid(unsigned char *uuid_bin);
void gen_rand_uuid_str(char *uuid_str, int str_format);
#endif
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