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https://github.com/Ryujinx/Ryujinx.git
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fb1d9493a3
* Rename enum fields * Naming conventions * Remove unneeded ".this" * Remove unneeded semicolons * Remove unused Usings * Don't use var * Remove unneeded enum underlying types * Explicitly label class visibility * Remove unneeded @ prefixes * Remove unneeded commas * Remove unneeded if expressions * Method doesn't use unsafe code * Remove unneeded casts * Initialized objects don't need an empty constructor * Remove settings from DotSettings * Revert "Explicitly label class visibility" This reverts commit ad5eb5787cc5b27a4631cd46ef5f551c4ae95e51. * Small changes * Revert external enum renaming * Changes from feedback * Apply previous refactorings to the merged code
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 ^ 0x06186249;
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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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