mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-12-12 09:20:36 +00:00
178190ab52
Problem: - `is_zero()` is implemented by checking each value in the array by hand. This is error-prone and less expressive than using an algorithm. Solution: - Implement `is_zero()` in terms of `all_of`.
99 lines
3 KiB
C++
99 lines
3 KiB
C++
/*
|
|
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
|
|
* 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/AllOf.h>
|
|
#include <AK/Array.h>
|
|
#include <AK/Assertions.h>
|
|
#include <AK/String.h>
|
|
#include <AK/Types.h>
|
|
|
|
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 const u8& operator[](unsigned i) const
|
|
{
|
|
ASSERT(i < s_mac_address_length);
|
|
return m_data[i];
|
|
}
|
|
|
|
constexpr u8& operator[](unsigned i)
|
|
{
|
|
ASSERT(i < s_mac_address_length);
|
|
return m_data[i];
|
|
}
|
|
|
|
constexpr bool operator==(const MACAddress& other) const
|
|
{
|
|
for (auto i = 0u; i < m_data.size(); ++i) {
|
|
if (m_data[i] != other.m_data[i]) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
String to_string() const
|
|
{
|
|
return String::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]);
|
|
}
|
|
|
|
constexpr bool is_zero() const
|
|
{
|
|
return AK::all_of(m_data.begin(), m_data.end(), [](const auto octet) { return octet == 0; });
|
|
}
|
|
|
|
private:
|
|
AK::Array<u8, s_mac_address_length> m_data {};
|
|
};
|
|
|
|
static_assert(sizeof(MACAddress) == 6u);
|
|
|
|
namespace AK {
|
|
|
|
template<>
|
|
struct Traits<MACAddress> : public GenericTraits<MACAddress> {
|
|
static unsigned hash(const MACAddress& address) { return string_hash((const char*)&address, sizeof(address)); }
|
|
};
|
|
|
|
}
|