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AK: Remove unused UUID class

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Andreas Kling 2024-06-18 09:45:11 +02:00 committed by Andreas Kling
parent 47287d2cf1
commit 7f5e960b72
Notes: sideshowbarker 2024-07-17 05:01:20 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/LadybirdBrowser/ladybird/commit/7f5e960b72
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/197
Reviewed-by: https://github.com/ADKaster
4 changed files with 0 additions and 149 deletions
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1
AK/CMakeLists.txt
View file

@ -33,7 +33,6 @@ set(AK_SOURCES
StringUtils.cpp
StringView.cpp
Time.cpp
UUID.cpp
Utf16View.cpp
Utf32View.cpp
Utf8View.cpp

100
AK/UUID.cpp
View file

@ -1,100 +0,0 @@
/*
* Copyright (c) 2020, Liav A. <liavalb@hotmail.co.il>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/AllOf.h>
#include <AK/Hex.h>
#include <AK/StringBuilder.h>
#include <AK/UUID.h>
namespace AK {
UUID::UUID(Array<u8, 16> uuid_buffer)
{
uuid_buffer.span().copy_to(m_uuid_buffer);
}
void UUID::convert_string_view_to_little_endian_uuid(StringView uuid_string_view)
{
VERIFY(uuid_string_view.length() == 36);
auto first_unit = MUST(decode_hex(uuid_string_view.substring_view(0, 8)));
auto second_unit = MUST(decode_hex(uuid_string_view.substring_view(9, 4)));
auto third_unit = MUST(decode_hex(uuid_string_view.substring_view(14, 4)));
auto fourth_unit = MUST(decode_hex(uuid_string_view.substring_view(19, 4)));
auto fifth_unit = MUST(decode_hex(uuid_string_view.substring_view(24, 12)));
VERIFY(first_unit.size() == 4 && second_unit.size() == 2
&& third_unit.size() == 2 && fourth_unit.size() == 2
&& fifth_unit.size() == 6);
m_uuid_buffer.span().overwrite(0, first_unit.data(), first_unit.size());
m_uuid_buffer.span().overwrite(4, second_unit.data(), second_unit.size());
m_uuid_buffer.span().overwrite(6, third_unit.data(), third_unit.size());
m_uuid_buffer.span().overwrite(8, fourth_unit.data(), fourth_unit.size());
m_uuid_buffer.span().overwrite(10, fifth_unit.data(), fifth_unit.size());
}
void UUID::convert_string_view_to_mixed_endian_uuid(StringView uuid_string_view)
{
VERIFY(uuid_string_view.length() == 36);
auto first_unit = MUST(decode_hex(uuid_string_view.substring_view(0, 8)));
auto second_unit = MUST(decode_hex(uuid_string_view.substring_view(9, 4)));
auto third_unit = MUST(decode_hex(uuid_string_view.substring_view(14, 4)));
auto fourth_unit = MUST(decode_hex(uuid_string_view.substring_view(19, 4)));
auto fifth_unit = MUST(decode_hex(uuid_string_view.substring_view(24, 12)));
VERIFY(first_unit.size() == 4 && second_unit.size() == 2
&& third_unit.size() == 2 && fourth_unit.size() == 2
&& fifth_unit.size() == 6);
// Revert endianness for first 4 bytes
for (size_t index = 0; index < 4; index++) {
m_uuid_buffer[3 - index] = first_unit[index];
}
// Revert endianness for second 2 bytes and again for 2 bytes
for (size_t index = 0; index < 2; index++) {
m_uuid_buffer[3 + 2 - index] = second_unit[index];
m_uuid_buffer[5 + 2 - index] = third_unit[index];
}
m_uuid_buffer.span().overwrite(8, fourth_unit.data(), fourth_unit.size());
m_uuid_buffer.span().overwrite(10, fifth_unit.data(), fifth_unit.size());
}
UUID::UUID(StringView uuid_string_view, Endianness endianness)
{
if (endianness == Endianness::Little) {
convert_string_view_to_little_endian_uuid(uuid_string_view);
return;
} else if (endianness == Endianness::Mixed) {
convert_string_view_to_mixed_endian_uuid(uuid_string_view);
return;
}
VERIFY_NOT_REACHED();
}
ErrorOr<String> UUID::to_string() const
{
auto buffer_span = m_uuid_buffer.span();
StringBuilder builder(36);
TRY(builder.try_append(encode_hex(buffer_span.trim(4))));
TRY(builder.try_append('-'));
TRY(builder.try_append(encode_hex(buffer_span.slice(4, 2))));
TRY(builder.try_append('-'));
TRY(builder.try_append(encode_hex(buffer_span.slice(6, 2))));
TRY(builder.try_append('-'));
TRY(builder.try_append(encode_hex(buffer_span.slice(8, 2))));
TRY(builder.try_append('-'));
TRY(builder.try_append(encode_hex(buffer_span.slice(10, 6))));
return builder.to_string();
}
bool UUID::is_zero() const
{
return all_of(m_uuid_buffer, [](auto const octet) { return octet == 0; });
}
}

45
AK/UUID.h
View file

@ -1,45 +0,0 @@
/*
* Copyright (c) 2020, Liav A. <liavalb@hotmail.co.il>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Array.h>
#include <AK/ByteBuffer.h>
#include <AK/String.h>
#include <AK/StringView.h>
#include <AK/Types.h>
namespace AK {
class UUID {
public:
enum class Endianness {
Mixed,
Little
};
UUID() = default;
UUID(Array<u8, 16> uuid_buffer);
UUID(StringView, Endianness endianness = Endianness::Little);
~UUID() = default;
bool operator==(const UUID&) const = default;
ErrorOr<String> to_string() const;
bool is_zero() const;
private:
void convert_string_view_to_little_endian_uuid(StringView);
void convert_string_view_to_mixed_endian_uuid(StringView);
Array<u8, 16> m_uuid_buffer {};
};
}
#if USING_AK_GLOBALLY
using AK::UUID;
#endif

3
Meta/gn/secondary/AK/BUILD.gn
View file

@ -193,10 +193,7 @@ shared_library("AK") {
"Types.h",
"UFixedBigInt.h",
"UFixedBigIntDivision.h",
"UUID.cpp",
"UUID.h",
"UnicodeUtils.h",
"Userspace.h",
"Utf16View.cpp",
"Utf16View.h",
"Utf32View.cpp",