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Jérôme Leclercq
272
include/Nazara/Network/ENetProtocol.hpp
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272
include/Nazara/Network/ENetProtocol.hpp
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// Copyright (C) 2017 Jérôme Leclercq
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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_ENETPROTOCOL_HPP
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#define NAZARA_ENETPROTOCOL_HPP
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#include <Nazara/Prerequesites.hpp>
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#include <Nazara/Network/ENetPacket.hpp>
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#include <vector>
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namespace Nz
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{
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// Constants for the ENet implementation and protocol
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enum ENetConstants
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{
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ENetHost_BandwidthThrottleInterval = 1000,
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ENetHost_DefaultMaximumPacketSize = 32 * 1024 * 1024,
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ENetHost_DefaultMaximumWaitingData = 32 * 1024 * 1024,
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ENetHost_DefaultMTU = 1400,
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ENetHost_ReceiveBufferSize = 256 * 1024,
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ENetHost_SendBufferSize = 256 * 1024,
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ENetPeer_DefaultPacketThrottle = 32,
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ENetPeer_DefaultRoundTripTime = 500,
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ENetPeer_FreeReliableWindows = 8,
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ENetPeer_FreeUnsequencedWindows = 32,
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ENetPeer_PacketLossInterval = 10000,
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ENetPeer_PacketLossScale = (1 << 16),
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ENetPeer_PacketThrottleAcceleration = 2,
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ENetPeer_PacketThrottleCounter = 7,
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ENetPeer_PacketThrottleDeceleration = 2,
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ENetPeer_PacketThrottleInterval = 5000,
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ENetPeer_PacketThrottleScale = 32,
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ENetPeer_PingInterval = 500,
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ENetPeer_ReliableWindows = 16,
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ENetPeer_ReliableWindowSize = 0x1000,
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ENetPeer_TimeoutLimit = 32,
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ENetPeer_TimeoutMaximum = 30000,
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ENetPeer_TimeoutMinimum = 5000,
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ENetPeer_UnsequencedWindows = 64,
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ENetPeer_UnsequencedWindowSize = 1024,
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ENetPeer_WindowSizeScale = 64 * 1024,
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ENetProtocol_MaximumChannelCount = 255,
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ENetProtocol_MaximumFragmentCount = 1024 * 1024,
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ENetProtocol_MaximumMTU = 4096,
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ENetProtocol_MaximumPacketCommands = 32,
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ENetProtocol_MaximumPeerId = 0xFFF,
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ENetProtocol_MaximumWindowSize = 65536,
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ENetProtocol_MinimumChannelCount = 1,
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ENetProtocol_MinimumMTU = 576,
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ENetProtocol_MinimumWindowSize = 4096
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};
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enum class ENetPeerState
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{
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AcknowledgingConnect = 2,
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AcknowledgingDisconnect = 8,
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Connecting = 1,
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ConnectionPending = 3,
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ConnectionSucceeded = 4,
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Connected = 5,
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Disconnected = 0,
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Disconnecting = 7,
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DisconnectLater = 6,
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Zombie = 9
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};
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enum ENetProtocolCommand
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{
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// Keeping the values is important for compatibility with the native ENet protocol
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ENetProtocolCommand_Acknowledge = 1,
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ENetProtocolCommand_BandwidthLimit = 10,
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ENetProtocolCommand_Connect = 2,
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ENetProtocolCommand_Disconnect = 4,
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ENetProtocolCommand_None = 0,
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ENetProtocolCommand_Ping = 5,
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ENetProtocolCommand_SendFragment = 8,
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ENetProtocolCommand_SendReliable = 6,
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ENetProtocolCommand_SendUnreliable = 7,
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ENetProtocolCommand_SendUnreliableFragment = 12,
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ENetProtocolCommand_SendUnsequenced = 9,
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ENetProtocolCommand_ThrottleConfigure = 11,
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ENetProtocolCommand_VerifyConnect = 3,
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ENetProtocolCommand_Count = 13,
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ENetProtocolCommand_Mask = 0x0F
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};
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enum ENetProtocolFlag
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{
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ENetProtocolFlag_Acknowledge = (1 << 7),
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ENetProtocolFlag_Unsequenced = (1 << 6),
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ENetProtocolHeaderFlag_Compressed = (1 << 14),
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ENetProtocolHeaderFlag_SentTime = (1 << 15),
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ENetProtocolHeaderFlag_Mask = ENetProtocolHeaderFlag_Compressed | ENetProtocolHeaderFlag_SentTime,
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ENetProtocolHeaderSessionMask = (3 << 12),
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ENetProtocolHeaderSessionShift = 12
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};
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enum class ENetEventType
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{
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/** no event occurred within the specified time limit */
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None,
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/** a connection request initiated by enet_host_connect has completed.
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* The peer field contains the peer which successfully connected.
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*/
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Connect,
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/** a peer has disconnected. This event is generated on a successful
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* completion of a disconnect initiated by enet_peer_disconnect, if
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* a peer has timed out, or if a connection request initialized by
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* enet_host_connect has timed out. The peer field contains the peer
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* which disconnected. The data field contains user supplied data
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* describing the disconnection, or 0, if none is available.
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*/
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Disconnect,
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/** a packet has been received from a peer. The peer field specifies the
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* peer which sent the packet. The channelID field specifies the channel
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* number upon which the packet was received. The packet field contains
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* the packet that was received; this packet must be destroyed with
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* enet_packet_destroy after use.
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*/
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Receive
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};
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struct ENetEvent
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{
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ENetEventType type;
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ENetPeer* peer;
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UInt8 channelId;
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UInt32 data;
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ENetPacketRef packet;
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};
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struct ENetProtocolHeader
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{
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UInt16 peerID;
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UInt16 sentTime;
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};
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struct ENetProtocolCommandHeader
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{
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UInt8 command;
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UInt8 channelID;
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UInt16 reliableSequenceNumber;
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};
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struct ENetProtocolAcknowledge
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{
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ENetProtocolCommandHeader header;
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UInt16 receivedReliableSequenceNumber;
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UInt16 receivedSentTime;
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};
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struct ENetProtocolConnect
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{
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ENetProtocolCommandHeader header;
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UInt16 outgoingPeerID;
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UInt8 incomingSessionID;
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UInt8 outgoingSessionID;
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UInt32 mtu;
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UInt32 windowSize;
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UInt32 channelCount;
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UInt32 incomingBandwidth;
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UInt32 outgoingBandwidth;
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UInt32 packetThrottleInterval;
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UInt32 packetThrottleAcceleration;
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UInt32 packetThrottleDeceleration;
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UInt32 connectID;
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UInt32 data;
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};
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struct ENetProtocolBandwidthLimit
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{
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ENetProtocolCommandHeader header;
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UInt32 incomingBandwidth;
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UInt32 outgoingBandwidth;
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};
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struct ENetProtocolDisconnect
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{
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ENetProtocolCommandHeader header;
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UInt32 data;
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};
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struct ENetProtocolPing
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{
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ENetProtocolCommandHeader header;
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};
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struct ENetProtocolSendFragment
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{
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ENetProtocolCommandHeader header;
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UInt16 startSequenceNumber;
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UInt16 dataLength;
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UInt32 fragmentCount;
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UInt32 fragmentNumber;
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UInt32 totalLength;
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UInt32 fragmentOffset;
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};
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struct ENetProtocolSendReliable
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{
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ENetProtocolCommandHeader header;
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UInt16 dataLength;
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};
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struct ENetProtocolSendUnreliable
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{
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ENetProtocolCommandHeader header;
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UInt16 unreliableSequenceNumber;
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UInt16 dataLength;
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};
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struct ENetProtocolSendUnsequenced
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{
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ENetProtocolCommandHeader header;
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UInt16 unsequencedGroup;
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UInt16 dataLength;
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};
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struct ENetProtocolThrottleConfigure
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{
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ENetProtocolCommandHeader header;
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UInt32 packetThrottleInterval;
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UInt32 packetThrottleAcceleration;
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UInt32 packetThrottleDeceleration;
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};
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struct ENetProtocolVerifyConnect
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{
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ENetProtocolCommandHeader header;
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UInt16 outgoingPeerID;
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UInt8 incomingSessionID;
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UInt8 outgoingSessionID;
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UInt32 mtu;
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UInt32 windowSize;
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UInt32 channelCount;
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UInt32 incomingBandwidth;
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UInt32 outgoingBandwidth;
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UInt32 packetThrottleInterval;
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UInt32 packetThrottleAcceleration;
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UInt32 packetThrottleDeceleration;
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UInt32 connectID;
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};
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union ENetProtocol
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{
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ENetProtocolCommandHeader header;
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ENetProtocolAcknowledge acknowledge;
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ENetProtocolBandwidthLimit bandwidthLimit;
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ENetProtocolConnect connect;
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ENetProtocolDisconnect disconnect;
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ENetProtocolPing ping;
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ENetProtocolSendReliable sendReliable;
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ENetProtocolSendUnreliable sendUnreliable;
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ENetProtocolSendUnsequenced sendUnsequenced;
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ENetProtocolSendFragment sendFragment;
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ENetProtocolThrottleConfigure throttleConfigure;
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ENetProtocolVerifyConnect verifyConnect;
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};
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}
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#endif // NAZARA_ENETPROTOCOL_HPP
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