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tls-uses-pqc: improve diagnostics when libssl cannot be resolved. #427

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Merged
tmds merged 1 commit into from
Jul 15, 2026
Merged

tls-uses-pqc: improve diagnostics when libssl cannot be resolved. #427

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11 changes: 10 additions & 1 deletion tls-uses-pqc/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -62,15 +62,24 @@ static void SetOpenSSLImportResolver()
// Use the latest OpenSSL version on the system.
NativeLibrary.SetDllImportResolver(Assembly.GetExecutingAssembly(), (name, assembly, searchPath) =>
{
Console.WriteLine($"Resolving {name}...");

if (name == "libssl")
{
if (NativeLibrary.TryLoad("libssl.so.4", assembly, searchPath, out var h) ||
NativeLibrary.TryLoad("libssl.so.3", assembly, searchPath, out h))
{
return h;
}
throw new NotSupportedException($"Cannot resolve {name}.");
Console.WriteLine($"error: Cannot resolve {name}.");
Console.WriteLine();
Console.WriteLine("Mapped files:");
Console.WriteLine(File.ReadAllText("/proc/self/maps"));

// On Mono, throwing an exception here gets swallowed, so do an application exit instead.
Environment.Exit(1);
}

return IntPtr.Zero; // Use the default resolution logic.
});
}
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