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https://github.com/AsahiLinux/u-boot
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94e7cb181a
This reverts commitd927d1a808, reversing changes made toc07ad9520c. These changes do not pass CI currently. Signed-off-by: Tom Rini <trini@konsulko.com>
47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (C) 2014 Samsung Electronics
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* Przemyslaw Marczak <p.marczak@samsung.com>
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*/
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#ifndef __UUID_H__
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#define __UUID_H__
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#include <linux/bitops.h>
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/* This is structure is in big-endian */
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struct uuid {
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unsigned int time_low;
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unsigned short time_mid;
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unsigned short time_hi_and_version;
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unsigned char clock_seq_hi_and_reserved;
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unsigned char clock_seq_low;
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unsigned char node[6];
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} __packed;
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/* Bits of a bitmask specifying the output format for GUIDs */
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#define UUID_STR_FORMAT_STD 0
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#define UUID_STR_FORMAT_GUID BIT(0)
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#define UUID_STR_UPPER_CASE BIT(1)
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/* Use UUID_STR_LEN + 1 for string space */
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#define UUID_STR_LEN 36
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#define UUID_BIN_LEN sizeof(struct uuid)
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#define UUID_VERSION_MASK 0xf000
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#define UUID_VERSION_SHIFT 12
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#define UUID_VERSION 0x4
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#define UUID_VARIANT_MASK 0xc0
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#define UUID_VARIANT_SHIFT 7
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#define UUID_VARIANT 0x1
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int uuid_str_valid(const char *uuid);
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int uuid_str_to_bin(const char *uuid_str, unsigned char *uuid_bin,
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int str_format);
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void uuid_bin_to_str(const unsigned char *uuid_bin, char *uuid_str,
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int str_format);
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int uuid_guid_get_bin(const char *guid_str, unsigned char *guid_bin);
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const char *uuid_guid_get_str(const unsigned char *guid_bin);
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void gen_rand_uuid(unsigned char *uuid_bin);
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void gen_rand_uuid_str(char *uuid_str, int str_format);
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#endif
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