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Ensure that DXA is not "decrypted" when not needed.

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Sławomir Śpiewak 2024-07-15 14:20:17 +02:00
parent 2e8057aa54
commit b3f5195a9a
1 changed files with 11 additions and 7 deletions
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6
ArcFormats/DxLib/ArcDX8.cs
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@ -90,15 +90,19 @@ namespace GameRes.Formats.DxLib
//TODO: Ask for key here. //TODO: Ask for key here.
var key = DefaultKey; var key = DefaultKey;
if ((dx.Flags & DXA8Flags.DXA_FLAG_NO_KEY) == 0)
{
if ((dx.Flags & DXA8Flags.DXA_FLAG_NO_HEAD_PRESS) != 0) if ((dx.Flags & DXA8Flags.DXA_FLAG_NO_HEAD_PRESS) != 0)
{ {
var index = file.View.ReadBytes(dx.IndexOffset, dx.IndexSize); var index = file.View.ReadBytes(dx.IndexOffset, dx.IndexSize);
Decrypt(index, 0, index.Length, 0, key); Decrypt(index, 0, index.Length, 0, key);
} else }
else
{ {
//input is compressed. First by huffman then by LZ. if it's also encrypted then we're stuck. //input is compressed. First by huffman then by LZ. if it's also encrypted then we're stuck.
throw new NotImplementedException(); throw new NotImplementedException();
} }
}
// decrypt-2 // decrypt-2
// decompress // decompress
return null; return null;