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/*
* 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/HashMap.h>
#include <Kernel/DoubleBuffer.h>
#include <Kernel/KBuffer.h>
#include <Kernel/Lock.h>
#include <Kernel/Net/IPv4.h>
#include <Kernel/Net/Socket.h>
class IPv4SocketTuple {
public:
IPv4SocketTuple(IPv4Address local_address, u16 local_port, IPv4Address peer_address, u16 peer_port)
: m_local_address(local_address)
, m_local_port(local_port)
, m_peer_address(peer_address)
, m_peer_port(peer_port) {};
IPv4Address local_address() const { return m_local_address; };
u16 local_port() const { return m_local_port; };
IPv4Address peer_address() const { return m_peer_address; };
u16 peer_port() const { return m_peer_port; };
bool operator==(const IPv4SocketTuple other) const
{
return other.local_address() == m_local_address && other.local_port() == m_local_port && other.peer_address() == m_peer_address && other.peer_port() == m_peer_port;
};
String to_string() const
{
return String::format(
"%s:%d -> %s:%d",
m_local_address.to_string().characters(),
m_local_port,
m_peer_address.to_string().characters(),
m_peer_port);
}
private:
IPv4Address m_local_address;
u16 m_local_port { 0 };
IPv4Address m_peer_address;
u16 m_peer_port { 0 };
};
namespace AK {
template<>
struct Traits<IPv4SocketTuple> : public GenericTraits<IPv4SocketTuple> {
static unsigned hash(const IPv4SocketTuple& tuple)
{
auto h1 = pair_int_hash(tuple.local_address().to_u32(), tuple.local_port());
auto h2 = pair_int_hash(tuple.peer_address().to_u32(), tuple.peer_port());
return pair_int_hash(h1, h2);
}
};
}
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