75 lines
2.2 KiB
C++
75 lines
2.2 KiB
C++
// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Network module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_NETWORK_NETPACKET_HPP
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#define NAZARA_NETWORK_NETPACKET_HPP
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#include <NazaraUtils/Prerequisites.hpp>
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#include <Nazara/Core/ByteStream.hpp>
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#include <Nazara/Core/MemoryStream.hpp>
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#include <Nazara/Network/Config.hpp>
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#include <mutex>
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namespace Nz
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{
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class NAZARA_NETWORK_API NetPacket : public ByteStream
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{
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friend class Network;
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public:
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inline NetPacket();
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inline NetPacket(UInt16 netCode, std::size_t minCapacity = 0);
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inline NetPacket(UInt16 netCode, const void* ptr, std::size_t size);
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NetPacket(const NetPacket&) = delete;
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NetPacket(NetPacket&& packet);
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inline ~NetPacket();
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inline const UInt8* GetConstData() const;
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inline UInt8* GetData() const;
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inline size_t GetDataSize() const;
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inline UInt16 GetNetCode() const;
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virtual void OnReceive(UInt16 netCode, const void* data, std::size_t size);
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virtual const void* OnSend(std::size_t* newSize) const;
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inline void Reset();
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inline void Reset(UInt16 netCode, std::size_t minCapacity = 0);
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inline void Reset(UInt16 netCode, const void* ptr, std::size_t size);
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inline void Resize(std::size_t newSize);
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inline void SetNetCode(UInt16 netCode);
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NetPacket& operator=(const NetPacket&) = delete;
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NetPacket& operator=(NetPacket&& packet);
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static bool DecodeHeader(const void* data, UInt32* packetSize, UInt16* netCode);
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static bool EncodeHeader(void* data, UInt32 packetSize, UInt16 netCode);
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static constexpr std::size_t HeaderSize = sizeof(UInt32) + sizeof(UInt16); //< PacketSize + NetCode
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private:
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void OnEmptyStream() override;
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void FreeStream();
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void InitStream(std::size_t minCapacity, UInt64 cursorPos, OpenModeFlags openMode);
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static bool Initialize();
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static void Uninitialize();
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std::unique_ptr<ByteArray> m_buffer;
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MemoryStream m_memoryStream;
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UInt16 m_netCode;
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static std::mutex s_availableBuffersMutex;
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static std::vector<std::pair<std::size_t, std::unique_ptr<ByteArray>>> s_availableBuffers;
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};
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}
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#include <Nazara/Network/NetPacket.inl>
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#endif // NAZARA_NETWORK_NETPACKET_HPP
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