mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-22 15:40:19 +00:00
5e1499d104
This commit un-deprecates DeprecatedString, and repurposes it as a byte
string.
As the null state has already been removed, there are no other
particularly hairy blockers in repurposing this type as a byte string
(what it _really_ is).
This commit is auto-generated:
$ xs=$(ack -l \bDeprecatedString\b\|deprecated_string AK Userland \
Meta Ports Ladybird Tests Kernel)
$ perl -pie 's/\bDeprecatedString\b/ByteString/g;
s/deprecated_string/byte_string/g' $xs
$ clang-format --style=file -i \
$(git diff --name-only | grep \.cpp\|\.h)
$ gn format $(git ls-files '*.gn' '*.gni')
118 lines
3 KiB
C++
118 lines
3 KiB
C++
/*
|
|
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/AllOf.h>
|
|
#include <AK/Array.h>
|
|
#include <AK/Assertions.h>
|
|
#include <AK/Types.h>
|
|
#include <AK/Vector.h>
|
|
|
|
#ifdef KERNEL
|
|
# include <Kernel/Library/KString.h>
|
|
#else
|
|
# include <AK/ByteString.h>
|
|
#endif
|
|
|
|
class [[gnu::packed]] MACAddress {
|
|
static constexpr size_t s_mac_address_length = 6u;
|
|
|
|
public:
|
|
constexpr MACAddress() = default;
|
|
|
|
constexpr MACAddress(u8 a, u8 b, u8 c, u8 d, u8 e, u8 f)
|
|
{
|
|
m_data[0] = a;
|
|
m_data[1] = b;
|
|
m_data[2] = c;
|
|
m_data[3] = d;
|
|
m_data[4] = e;
|
|
m_data[5] = f;
|
|
}
|
|
|
|
constexpr ~MACAddress() = default;
|
|
|
|
constexpr u8 const& operator[](unsigned i) const
|
|
{
|
|
VERIFY(i < s_mac_address_length);
|
|
return m_data[i];
|
|
}
|
|
|
|
constexpr u8& operator[](unsigned i)
|
|
{
|
|
VERIFY(i < s_mac_address_length);
|
|
return m_data[i];
|
|
}
|
|
|
|
constexpr bool operator==(MACAddress const& other) const
|
|
{
|
|
for (auto i = 0u; i < m_data.size(); ++i) {
|
|
if (m_data[i] != other.m_data[i]) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
#ifdef KERNEL
|
|
ErrorOr<NonnullOwnPtr<Kernel::KString>> to_string() const
|
|
{
|
|
return Kernel::KString::formatted("{:02x}:{:02x}:{:02x}:{:02x}:{:02x}:{:02x}", m_data[0], m_data[1], m_data[2], m_data[3], m_data[4], m_data[5]);
|
|
}
|
|
#else
|
|
ByteString to_byte_string() const
|
|
{
|
|
return ByteString::formatted("{:02x}:{:02x}:{:02x}:{:02x}:{:02x}:{:02x}", m_data[0], m_data[1], m_data[2], m_data[3], m_data[4], m_data[5]);
|
|
}
|
|
#endif
|
|
|
|
static Optional<MACAddress> from_string(StringView string)
|
|
{
|
|
if (string.is_null())
|
|
return {};
|
|
|
|
auto const parts = string.split_view(':');
|
|
if (parts.size() != 6)
|
|
return {};
|
|
|
|
auto a = AK::StringUtils::convert_to_uint_from_hex(parts[0]).value_or(256);
|
|
auto b = AK::StringUtils::convert_to_uint_from_hex(parts[1]).value_or(256);
|
|
auto c = AK::StringUtils::convert_to_uint_from_hex(parts[2]).value_or(256);
|
|
auto d = AK::StringUtils::convert_to_uint_from_hex(parts[3]).value_or(256);
|
|
auto e = AK::StringUtils::convert_to_uint_from_hex(parts[4]).value_or(256);
|
|
auto f = AK::StringUtils::convert_to_uint_from_hex(parts[5]).value_or(256);
|
|
|
|
if (a > 255 || b > 255 || c > 255 || d > 255 || e > 255 || f > 255)
|
|
return {};
|
|
|
|
return MACAddress(a, b, c, d, e, f);
|
|
}
|
|
|
|
constexpr bool is_zero() const
|
|
{
|
|
return all_of(m_data, [](auto const octet) { return octet == 0; });
|
|
}
|
|
|
|
void copy_to(Bytes destination) const
|
|
{
|
|
m_data.span().copy_to(destination);
|
|
}
|
|
|
|
private:
|
|
Array<u8, s_mac_address_length> m_data {};
|
|
};
|
|
|
|
static_assert(sizeof(MACAddress) == 6u);
|
|
|
|
namespace AK {
|
|
|
|
template<>
|
|
struct Traits<MACAddress> : public DefaultTraits<MACAddress> {
|
|
static unsigned hash(MACAddress const& address) { return string_hash((char const*)&address, sizeof(address)); }
|
|
};
|
|
|
|
}
|