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fix: Adds CUO settings support and adds more robust 7.0.9 support (#945)

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Kamron Batman 2022-02-27 02:15:06 -08:00 • committed by GitHub
parent 941452de4a
commit 5b7b99e0de
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12 changed files with 958 additions and 773 deletions
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43
Projects/UOContent/Misc/ClientVerification.cs
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@ -1,6 +1,4 @@
using System;
using System.Buffers.Binary;
using System.IO;
using Server.Buffers;
using Server.Gumps;
using Server.Logging;
@ -14,7 +12,6 @@ namespace Server.Misc
private static readonly ILogger logger = LogFactory.GetLogger(typeof(ClientVerification));
private static bool _enable;
private static bool _detectClientRequirement;
private static InvalidClientResponse _invalidClientResponse;
private static string _versionExpression;
@ -33,11 +30,6 @@ namespace Server.Misc
MinRequired = ServerConfiguration.GetSetting("clientVerification.minRequired", (ClientVersion)null);
MaxRequired = ServerConfiguration.GetSetting("clientVerification.maxRequired", (ClientVersion)null);
if (MinRequired == null && MaxRequired == null)
{
_detectClientRequirement = ServerConfiguration.GetOrUpdateSetting("clientVerification.detectFromClientExe", true);
}
_enable = ServerConfiguration.GetOrUpdateSetting("clientVerification.enable", true);
_invalidClientResponse =
ServerConfiguration.GetOrUpdateSetting("clientVerification.invalidClientResponse", InvalidClientResponse.Kick);
@ -53,40 +45,9 @@ namespace Server.Misc
{
EventSink.ClientVersionReceived += EventSink_ClientVersionReceived;
if (_detectClientRequirement)
if (MinRequired == null && MaxRequired == null)
{
var path = Core.FindDataFile("client.exe", false);
if (File.Exists(path))
{
using FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read);
var buffer = GC.AllocateUninitializedArray<byte>((int)fs.Length, true);
fs.Read(buffer);
// VS_VERSION_INFO (unicode)
Span<byte> vsVersionInfo = stackalloc byte[]
{
0x56, 0x00, 0x53, 0x00, 0x5F, 0x00, 0x56, 0x00,
0x45, 0x00, 0x52, 0x00, 0x53, 0x00, 0x49, 0x00,
0x4F, 0x00, 0x4E, 0x00, 0x5F, 0x00, 0x49, 0x00,
0x4E, 0x00, 0x46, 0x00, 0x4F, 0x00
};
for (var i = 0; i < buffer.Length; i++)
{
if (vsVersionInfo.SequenceEqual(buffer.AsSpan(i, 30)))
{
var offset = i + 42; // 30 + 12
var minorPart = BinaryPrimitives.ReadUInt16LittleEndian(buffer.AsSpan(offset));
var majorPart = BinaryPrimitives.ReadUInt16LittleEndian(buffer.AsSpan(offset + 2));
var privatePart = BinaryPrimitives.ReadUInt16LittleEndian(buffer.AsSpan(offset + 4));
var buildPart = BinaryPrimitives.ReadUInt16LittleEndian(buffer.AsSpan(offset + 6));
MinRequired = new ClientVersion(majorPart, minorPart, buildPart, privatePart);
break;
}
}
}
MinRequired = UOClient.ServerClientVersion;
}
if (MinRequired != null || MaxRequired != null)