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AK: Add the UUID container

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This container represents a universally unique identifier. This will be
used later in the kernel for GUID partitions.
This commit is contained in:
Liav A 2020-12-31 11:38:12 +02:00 • committed by Andreas Kling
parent d1d729370e
commit d22d29a29a
2 changed files with 154 additions and 0 deletions
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62
AK/UUID.h Normal file
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/*
* Copyright (c) 2020, Liav A. <liavalb@hotmail.co.il>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <AK/Array.h>
#include <AK/ByteBuffer.h>
#include <AK/StringView.h>
#include <AK/Types.h>
namespace AK {
class UUID {
public:
UUID();
UUID(Array<u8, 16> uuid_buffer);
UUID(const StringView&);
~UUID() { }
bool operator==(const UUID&) const;
bool operator!=(const UUID& other) const { return !(*this == other); }
bool operator<=(const UUID&) const = delete;
bool operator>=(const UUID&) const = delete;
bool operator<(const UUID&) const = delete;
bool operator>(const UUID&) const = delete;
String to_string() const;
bool is_zero() const;
private:
void convert_string_view_to_uuid(const StringView&);
void fill_buffer(ByteBuffer);
Array<u8, 16> m_uuid_buffer {};
};
}
using AK::UUID;