mirror of
https://github.com/OpenRCT2/OpenRCT2
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d2c4a36787
* Rename Network::NetworkReadPacket class to Network::ReadPacket * Rename Network::NetworkKey class to Network::Key * Rename Network::NetworkPacket class to Network::Packet * Rename Network::NetworkUser class to Network::User * Rename Network::NetworkConnection class to Network::Connection
87 lines
2.3 KiB
C++
87 lines
2.3 KiB
C++
/*****************************************************************************
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* Copyright (c) 2014-2025 OpenRCT2 developers
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*
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* For a complete list of all authors, please refer to contributors.md
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* Interested in contributing? Visit https://github.com/OpenRCT2/OpenRCT2
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*
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* OpenRCT2 is licensed under the GNU General Public License version 3.
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*****************************************************************************/
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#pragma once
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#include "../core/DataSerialiser.h"
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#include "NetworkTypes.h"
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#include <memory>
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#include <sfl/small_vector.hpp>
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#include <vector>
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namespace OpenRCT2::Network
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{
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#pragma pack(push, 1)
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struct PacketHeader
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{
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uint16_t Size = 0;
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Command Id = Command::invalid;
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};
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static_assert(sizeof(PacketHeader) == 6);
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#pragma pack(pop)
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struct Packet final
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{
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Packet() noexcept = default;
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Packet(Command id) noexcept;
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uint8_t* GetData() noexcept;
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const uint8_t* GetData() const noexcept;
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Command GetCommand() const noexcept;
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void Clear() noexcept;
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bool CommandRequiresAuth() const noexcept;
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const uint8_t* Read(size_t size);
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std::string_view ReadString();
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void Write(const void* bytes, size_t size);
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void WriteString(std::string_view s);
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template<typename T>
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Packet& operator>>(T& value)
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{
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if (BytesRead + sizeof(value) > Header.Size)
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{
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value = T{};
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}
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else
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{
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T local;
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std::memcpy(&local, &GetData()[BytesRead], sizeof(local));
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value = ByteSwapBE(local);
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BytesRead += sizeof(value);
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}
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return *this;
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}
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template<typename T>
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Packet& operator<<(T value)
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{
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T swapped = ByteSwapBE(value);
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Write(&swapped, sizeof(T));
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return *this;
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}
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Packet& operator<<(DataSerialiser& data)
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{
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Write(static_cast<const uint8_t*>(data.GetStream().GetData()), data.GetStream().GetLength());
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return *this;
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}
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public:
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PacketHeader Header{};
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sfl::small_vector<uint8_t, 512> Data;
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size_t BytesTransferred = 0;
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size_t BytesRead = 0;
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};
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} // namespace OpenRCT2::Network
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