com.unity.netcode.gameobjects/com.unity.multiplayer.mlapi/Runtime/Messaging/InternalMessageSender.cs at 91f0533a8e204c8124a7ebc92c49431581698964 · Unity-Technologies/com.unity.netcode.gameobjects · GitHub

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using System;
using System.Collections.Generic;
using MLAPI.Configuration;
using MLAPI.Internal;
using MLAPI.Logging;
using MLAPI.Profiling;
using MLAPI.Security;
using MLAPI.Transports;
using BitStream = MLAPI.Serialization.BitStream;

namespace MLAPI.Messaging
{
    internal static class InternalMessageSender
    {
        internal static void Send(ulong clientId, byte messageType, Channel channel, BitStream messageStream, SecuritySendFlags flags)
        {
            messageStream.PadStream();

            if (NetworkingManager.Singleton.IsServer && clientId == NetworkingManager.Singleton.ServerClientId)
                return;

            using (BitStream stream = MessagePacker.WrapMessage(messageType, clientId, messageStream, flags))
            {
                NetworkProfiler.StartEvent(TickType.Send, (uint) stream.Length, channel,
                    MLAPIConstants.MESSAGE_NAMES[messageType]);

                NetworkingManager.Singleton.NetworkConfig.NetworkTransport.Send(clientId, new ArraySegment<byte>(stream.GetBuffer(), 0, (int)stream.Length), channel);
                ProfilerStatManager.bytesSent.Record((int)stream.Length);
                PerformanceDataManager.Increment(ProfilerConstants.NumberBytesSent, (int)stream.Length);

                NetworkProfiler.EndEvent();
            }
        }

        internal static void Send(byte messageType, Channel channel, BitStream messageStream, SecuritySendFlags flags)
        {
            bool encrypted = ((flags & SecuritySendFlags.Encrypted) == SecuritySendFlags.Encrypted) && NetworkingManager.Singleton.NetworkConfig.EnableEncryption;
            bool authenticated = ((flags & SecuritySendFlags.Authenticated) == SecuritySendFlags.Authenticated) && NetworkingManager.Singleton.NetworkConfig.EnableEncryption;

            if (authenticated || encrypted)
            {
                for (int i = 0; i < NetworkingManager.Singleton.ConnectedClientsList.Count; i++)
                {
                    Send(NetworkingManager.Singleton.ConnectedClientsList[i].ClientId, messageType, channel, messageStream, flags);
                }
            }
            else
            {
                messageStream.PadStream();

                using (BitStream stream = MessagePacker.WrapMessage(messageType, 0, messageStream, flags))
                {
                    NetworkProfiler.StartEvent(TickType.Send, (uint)stream.Length, channel, MLAPIConstants.MESSAGE_NAMES[messageType]);
                    for (int i = 0; i < NetworkingManager.Singleton.ConnectedClientsList.Count; i++)
                    {
                        if (NetworkingManager.Singleton.IsServer && NetworkingManager.Singleton.ConnectedClientsList[i].ClientId == NetworkingManager.Singleton.ServerClientId)
                            continue;

                        NetworkingManager.Singleton.NetworkConfig.NetworkTransport.Send(NetworkingManager.Singleton.ConnectedClientsList[i].ClientId, new ArraySegment<byte>(stream.GetBuffer(), 0, (int)stream.Length), channel);
                        ProfilerStatManager.bytesSent.Record((int)stream.Length);
                        PerformanceDataManager.Increment(ProfilerConstants.NumberBytesSent, (int)stream.Length);
                    }
                    NetworkProfiler.EndEvent();
                }
            }
        }

        internal static void Send(byte messageType, Channel channel, List<ulong> clientIds, BitStream messageStream, SecuritySendFlags flags)
        {
            if (clientIds == null)
            {
                Send(messageType, channel, messageStream, flags);
                return;
            }

            bool encrypted = ((flags & SecuritySendFlags.Encrypted) == SecuritySendFlags.Encrypted) && NetworkingManager.Singleton.NetworkConfig.EnableEncryption;
            bool authenticated = ((flags & SecuritySendFlags.Authenticated) == SecuritySendFlags.Authenticated) && NetworkingManager.Singleton.NetworkConfig.EnableEncryption;

            if (authenticated || encrypted)
            {
                for (int i = 0; i < clientIds.Count; i++)
                {
                    Send(clientIds[i], messageType, channel, messageStream, flags);
                }
            }
            else
            {
                messageStream.PadStream();

                using (BitStream stream = MessagePacker.WrapMessage(messageType, 0, messageStream, flags))
                {
                    NetworkProfiler.StartEvent(TickType.Send, (uint)stream.Length, channel, MLAPIConstants.MESSAGE_NAMES[messageType]);
                    for (int i = 0; i < clientIds.Count; i++)
                    {
                        if (NetworkingManager.Singleton.IsServer && clientIds[i] == NetworkingManager.Singleton.ServerClientId)
                            continue;

                        NetworkingManager.Singleton.NetworkConfig.NetworkTransport.Send(clientIds[i], new ArraySegment<byte>(stream.GetBuffer(), 0, (int)stream.Length), channel);
                        ProfilerStatManager.bytesSent.Record((int)stream.Length);
                        PerformanceDataManager.Increment(ProfilerConstants.NumberBytesSent, (int)stream.Length);
                    }
                    NetworkProfiler.EndEvent();
                }
            }
        }

        internal static void Send(byte messageType, Channel channel, ulong clientIdToIgnore, BitStream messageStream, SecuritySendFlags flags)
        {
            bool encrypted = ((flags & SecuritySendFlags.Encrypted) == SecuritySendFlags.Encrypted) && NetworkingManager.Singleton.NetworkConfig.EnableEncryption;
            bool authenticated = ((flags & SecuritySendFlags.Authenticated) == SecuritySendFlags.Authenticated) && NetworkingManager.Singleton.NetworkConfig.EnableEncryption;

            if (encrypted || authenticated)
            {
                for (int i = 0; i < NetworkingManager.Singleton.ConnectedClientsList.Count; i++)
                {
                    if (NetworkingManager.Singleton.ConnectedClientsList[i].ClientId == clientIdToIgnore)
                        continue;

                    Send(NetworkingManager.Singleton.ConnectedClientsList[i].ClientId, messageType, channel, messageStream, flags);
                }
            }
            else
            {
                messageStream.PadStream();

                using (BitStream stream = MessagePacker.WrapMessage(messageType, 0, messageStream, flags))
                {
                    NetworkProfiler.StartEvent(TickType.Send, (uint)stream.Length, channel, MLAPIConstants.MESSAGE_NAMES[messageType]);
                    for (int i = 0; i < NetworkingManager.Singleton.ConnectedClientsList.Count; i++)
                    {
                        if (NetworkingManager.Singleton.ConnectedClientsList[i].ClientId == clientIdToIgnore ||
                            (NetworkingManager.Singleton.IsServer && NetworkingManager.Singleton.ConnectedClientsList[i].ClientId == NetworkingManager.Singleton.ServerClientId))
                            continue;

                        NetworkingManager.Singleton.NetworkConfig.NetworkTransport.Send(NetworkingManager.Singleton.ConnectedClientsList[i].ClientId, new ArraySegment<byte>(stream.GetBuffer(), 0, (int)stream.Length), channel);
                        ProfilerStatManager.bytesSent.Record((int)stream.Length);
                        PerformanceDataManager.Increment(ProfilerConstants.NumberBytesSent, (int)stream.Length);
                    }
                    NetworkProfiler.EndEvent();
                }
            }
        }
    }
}