68578fa5fa
Send the active character id, drain until the authoritative server confirmation, then emit retail's zero-sequence connection disconnect with the negotiated receiver iteration. The connected gate now waits for ACE to remove the exact UDP session before reconnecting, eliminating fixed-delay races.
31 lines
964 B
C#
31 lines
964 B
C#
namespace AcDream.Core.Net.Packets;
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/// <summary>
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/// Builds retail's connection-level disconnect packet.
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/// </summary>
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/// <remarks>
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/// <c>ClientNet::LogOffServer</c> at <c>0x00543EF0</c> creates the
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/// <c>0x8000</c> optional header and sends it through
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/// <c>SharedNet::SendOptionalHeader</c> at <c>0x00543160</c>. That path
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/// zero-initializes the packet sequence and copies the receiver's network id
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/// and iteration into the fixed header. The disconnect is cleartext and has
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/// no body.
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/// </remarks>
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public static class TransportDisconnect
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{
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public static byte[] Build(ushort networkId, ushort iteration)
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{
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var header = new PacketHeader
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{
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Sequence = 0,
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Flags = PacketHeaderFlags.Disconnect,
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Id = networkId,
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Iteration = iteration,
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};
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return PacketCodec.Encode(
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header,
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ReadOnlySpan<byte>.Empty,
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outboundIsaac: null);
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}
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}
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