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add ComputeShake128UUID. Returns UUID type 5 but using shake128 instead of sha1, if supported on machine, sha1 if not

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UbitUmarov
2026-03-26 21:12:36 +00:00
parent 4dd6782854
commit f024cd21d8
1 changed files with 28 additions and 0 deletions
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28
OpenSim/Framework/Util.cs
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@@ -1399,6 +1399,34 @@ namespace OpenSim.Framework
return uuid;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static UUID ComputeShake128UUID(string src)
{
return ComputeShake128UUID(Encoding.ASCII.GetBytes(src));
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static UUID ComputeShake128UUID(ReadOnlySpan<byte> src)
{
byte[] ret;
UUID uuid;
if(Shake128.IsSupported)
{
ret = Shake128.HashData(src, 16);
uuid = new(ret, 0);
}
else
{
ret = SHA1.HashData(src);
uuid = new(ret, 2);
}
uuid.c &= 0x0fff;
uuid.c |= 0x5000;
uuid.d &= 0x3f;
uuid.d |= 0x80;
return uuid;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static string AESEncrypt(ReadOnlySpan<char> secret, ReadOnlySpan<char> plainText)
{