7d9bc9ff0a
### Summary * Fixes syntax compile error when THREADGUARD is enabled. * Removes `int packetLength` from incoming packet handles since they aren't needed. ### Developer Notes Incoming packet handler `SpanReader` is now properly scoped to that packet by length.
64 lines
2.4 KiB
C#
64 lines
2.4 KiB
C#
/*************************************************************************
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* ModernUO *
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* Copyright 2019-2023 - ModernUO Development Team *
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* Email: hi@modernuo.com *
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* File: ProtocolExtension.cs *
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* *
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* This program is free software: you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation, either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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*************************************************************************/
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using System.Buffers;
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namespace Server.Network
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{
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public interface IProtocolExtensionsInfo
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{
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public int PacketId { get; }
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}
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public static class ProtocolExtensions<T> where T : struct, IProtocolExtensionsInfo
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{
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private static readonly PacketHandler[] packetHandlers = new PacketHandler[0x100];
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private static int packetId;
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public static unsafe PacketHandler[] Register(T info)
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{
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packetId = info.PacketId;
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IncomingPackets.Register(packetId, 0, false, &DecodeBundledPacket);
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return packetHandlers;
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}
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private static unsafe void DecodeBundledPacket(NetState state, SpanReader reader)
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{
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int cmd = reader.ReadByte();
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PacketHandler ph = packetHandlers[cmd];
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if (ph == null)
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{
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return;
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}
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if (ph.Ingame && state.Mobile == null)
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{
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state.LogInfo($"Sent in-game packet (0x{packetId:X2}x{cmd:X2}) before having been attached to a mobile");
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state.Disconnect("Sent in-game packet before being attached to a mobile.");
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}
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else if (ph.Ingame && state.Mobile.Deleted)
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{
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state.Disconnect(string.Empty);
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}
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else
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{
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ph.OnReceive(state, reader);
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}
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}
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}
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}
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