mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-12-24 13:06:02 +00:00
4738113f29
* chore : disable unwanted warnings and minor code cleanup * chore : remove more warnings * fix : reorder struct correctly * fix : restore _isKernel and remove useless comment * fix : copy/paste error * fix : restore CallMethod call * fix : whitespace * chore : clean using * feat : remove warnings * fix : simplify warning removal on struct * fix : revert fields deletion and code clean up * fix : re-add RE value * fix : typo
37 lines
1.1 KiB
C#
37 lines
1.1 KiB
C#
using System.IO;
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namespace Ryujinx.HLE.Utilities
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{
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public static class FontUtils
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{
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private static readonly uint FontKey = 0x06186249;
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public static byte[] DecryptFont(Stream bfttfStream)
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{
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uint KXor(uint In) => In ^ FontKey;
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using (BinaryReader reader = new BinaryReader(bfttfStream))
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{
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using (MemoryStream ttfStream = new MemoryStream())
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{
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using (BinaryWriter output = new BinaryWriter(ttfStream))
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{
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if (KXor(reader.ReadUInt32()) != 0x18029a7f)
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{
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throw new InvalidDataException("Error: Input file is not in BFTTF format!");
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}
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bfttfStream.Position += 4;
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for (int i = 0; i < (bfttfStream.Length - 8) / 4; i++)
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{
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output.Write(KXor(reader.ReadUInt32()));
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}
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return ttfStream.ToArray();
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}
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}
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}
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}
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}
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}
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