araxiaonline/WoW-Launcher
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Allow connections to servers that come with already patched clients.

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This commit is contained in:
Fabian
2023-09-06 20:08:52 +02:00
parent 94c7810307
commit 7570591a9f
2 changed files with 38 additions and 32 deletions
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6
src/LaunchOptions.cs
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@@ -15,11 +15,12 @@ static class LaunchOptions
public static Option<string> GameBinary = new("--binary");
public static Option<bool> KeepCache = new("--keepcache", () => true);
public static Option<bool> UseStaticAuthSeed = new("--staticseed");
public static Option<bool> DevMode = new("--dev", () => true);
public static Option<bool> DevMode = new("--dev", () => true, "Required for local development without valid certificates.");
public static Option<string> VersionUrl = new("--versionurl");
public static Option<string> CdnsUrl = new("--cdnsurl");
public static Option<string> ProductName = new("--product", () => "wow");
public static Option<string> CdnRegion = new("--region", () => "EU");
public static Option<bool> SkipConnectionPatching = new("--skip", () => false, "Allows connection to servers that come with already patched clients.");
// Game command line options.
public static Option<string> GameConfig = new("-config", () => "Config.wtf");
@@ -44,7 +45,8 @@ static class LaunchOptions
CdnsUrl,
ProductName,
CdnRegion,
GameConfig
GameConfig,
SkipConnectionPatching
};
static Command ConfigureCommandLine(Command rootCommand)

64
src/Launcher.cs
View File

@@ -122,16 +122,16 @@ static class Launcher
{
using var tcpClient = new TcpClient();
using var tcpClientTimeout = new CancellationTokenSource(TimeSpan.FromSeconds(5));
await tcpClient.ConnectAsync(portal.HostName, portal.Port, tcpClientTimeout.Token);
using var sslStream = new SslStream(tcpClient.GetStream(), false,
(_, _, _, sslPolicyErrors) =>
{
// Redirect to the trusted cert warning.
if (sslPolicyErrors != SslPolicyErrors.None)
throw new AuthenticationException();
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine($"Certificate for server '{portal.HostName}' successfully validated.");
Console.WriteLine();
@@ -239,7 +239,6 @@ static class Launcher
byte[] certBundleData = Convert.FromBase64String(Patches.Common.CertBundleData);
// Refresh the client data before patching.
memory.RefreshMemoryData((int)gameAppData.Length);
@@ -247,32 +246,34 @@ static class Launcher
var modulusOffset = memory.Data.FindPattern(Patterns.Common.SignatureModulus);
var legacyCertMode = clientVersion is (1, >= 14, <= 3, _) or (3, 4, <= 1, _) or (9, _, _, _) or (10, <= 1, < 5, _);
if (legacyCertMode)
if (commandLineResult.GetValueForOption(LaunchOptions.SkipConnectionPatching))
{
if (legacyCertMode)
{
Task.WaitAll(new[]
{
memory.PatchMemory(Patterns.Common.CertBundle, certBundleData, "Certificate Bundle"),
memory.PatchMemory(Patterns.Common.SignatureModulus, Patches.Common.SignatureModulus, "Certificate Signature RsaModulus")
}, CancellationTokenSource.Token);
}
// Wait for all direct memory patch tasks to complete,
Task.WaitAll(new[]
{
memory.PatchMemory(Patterns.Common.CertBundle, certBundleData, "Certificate Bundle"),
memory.PatchMemory(Patterns.Common.SignatureModulus, Patches.Common.SignatureModulus, "Certificate Signature RsaModulus")
memory.PatchMemory(Patterns.Common.ConnectToModulus, Patches.Common.RsaModulus, "ConnectTo RsaModulus"),
// Recent clients have a different signing algorithm in EnterEncryptedMode.
clientVersion is (9, 2, 7, _) or (3, _, _, _) or (10, _, _, _) or (1, >= 14, >= 4, _)
? memory.PatchMemory(Patterns.Common.CryptoEdPublicKey, Patches.Common.CryptoEdPublicKey, "GameCrypto Ed25519 PublicKey")
: memory.PatchMemory(Patterns.Common.CryptoRsaModulus, Patches.Common.RsaModulus, "GameCrypto RsaModulus"),
memory.PatchMemory(Patterns.Common.Portal, Patches.Common.Portal, "Login Portal"),
memory.PatchMemory(Patterns.Common.VersionUrl.ToPattern(), Encoding.UTF8.GetBytes(versionUrl), "Version URL"),
memory.PatchMemory(Patterns.Common.CdnsUrl.ToPattern(), Encoding.UTF8.GetBytes(cdnsUrl), "CDNs URL"),
memory.PatchMemory(Patterns.Windows.LauncherLogin, Patches.Windows.LauncherLogin, "Launcher Login Registry")
}, CancellationTokenSource.Token);
}
// Wait for all direct memory patch tasks to complete,
Task.WaitAll(new[]
{
memory.PatchMemory(Patterns.Common.ConnectToModulus, Patches.Common.RsaModulus, "ConnectTo RsaModulus"),
// Recent clients have a different signing algorithm in EnterEncryptedMode.
clientVersion is (9, 2, 7, _) or (3, _, _, _) or (10, _, _, _) or (1, >= 14, >= 4, _)
? memory.PatchMemory(Patterns.Common.CryptoEdPublicKey, Patches.Common.CryptoEdPublicKey, "GameCrypto Ed25519 PublicKey")
: memory.PatchMemory(Patterns.Common.CryptoRsaModulus, Patches.Common.RsaModulus, "GameCrypto RsaModulus"),
memory.PatchMemory(Patterns.Common.Portal, Patches.Common.Portal, "Login Portal"),
memory.PatchMemory(Patterns.Common.VersionUrl.ToPattern(), Encoding.UTF8.GetBytes(versionUrl), "Version URL"),
memory.PatchMemory(Patterns.Common.CdnsUrl.ToPattern(), Encoding.UTF8.GetBytes(cdnsUrl), "CDNs URL"),
memory.PatchMemory(Patterns.Windows.LauncherLogin, Patches.Windows.LauncherLogin, "Launcher Login Registry")
}, CancellationTokenSource.Token);
NativeWindows.NtResumeProcess(processInfo.ProcessHandle);
// Enable anti crash in dev mode, custom file mode or static auth seed mode.
@@ -286,21 +287,24 @@ static class Launcher
WaitForUnpack(ref processInfo, memory, ref mbi, gameAppData, antiCrash);
#if x64
if (legacyCertMode)
if (commandLineResult.GetValueForOption(LaunchOptions.SkipConnectionPatching))
{
Task.WaitAll(new[]
if (legacyCertMode)
{
Task.WaitAll(new[]
{
memory.QueuePatch(Patterns.Windows.CertBundle, Patches.Windows.CertBundle, "CertBundle"),
memory.QueuePatch(Patterns.Windows.CertCommonName, Patches.Windows.CertCommonName, "CertCommonName", 5)
}, CancellationTokenSource.Token);
}
else if (LaunchOptions.IsDevModeAllowed && commandLineResult.GetValueForOption(LaunchOptions.DevMode))
{
Task.WaitAll(new[]
}
else if (LaunchOptions.IsDevModeAllowed && commandLineResult.GetValueForOption(LaunchOptions.DevMode))
{
Task.WaitAll(new[]
{
memory.QueuePatch(Patterns.Windows.CertChain, Patches.Windows.CertChain, "CertChain"),
memory.QueuePatch(Patterns.Windows.CertCommonName, Patches.Windows.CertCommonName, "CertCommonName", 5)
}, CancellationTokenSource.Token);
}
}
if (commandLineResult.HasOption(LaunchOptions.UseStaticAuthSeed))