private object FromDeflated(byte[] bytes, Type targetType)
{
byte[] decoded = Deflate.Decode(bytes);
string serialized = Encoding.UTF8.GetString(decoded);
return(JsonConvert.DeserializeObject(serialized, targetType));
}
public void RoundTripString(string start)
{
byte[] encoded = Deflate.Encode(start);
byte[] finishBytes = Deflate.Decode(encoded);
string finish = Encoding.UTF8.GetString(finishBytes);
Assert.Equal(start, finish);
}
public void RoundTripListObject()
{
List <int> start = new List <int> {
1, 3, 4
};
string startString = JsonConvert.SerializeObject(start);
byte[] encoded = Deflate.Encode(startString);
byte[] finishBytes = Deflate.Decode(encoded);
string finishString = Encoding.UTF8.GetString(finishBytes);
List <int> finish = JsonConvert.DeserializeObject <List <int> >(finishString);
Assert.Equal(start, finish);
}
public override GameFile[] Unpack()
{
this.file.BaseStream.Position = this.file.Position;
BinaryReaderBE br = new BinaryReaderBE(this.file.BaseStream);
GameFile decoded;
// Read header
if (br.ReadUInt32() != MagicStamp)
{
throw new InvalidDataException();
}
if (br.ReadUInt16() != Version)
{
throw new InvalidDataException();
}
ushort numBlocks = br.ReadUInt16();
int decompressedSize = br.ReadInt32();
uint fileSize = br.ReadUInt32();
decoded = new GameFile(new MemoryStream(decompressedSize));
decoded.Size = decompressedSize;
decoded.FilePath = this.file.FilePath;
if (this.file.FileName.Contains(".zarc"))
{
decoded.FileName = this.file.FileName.Remove(this.file.FileName.LastIndexOf(".zarc"));
}
else
{
decoded.FileName = this.file.FileName;
}
for (int i = 0; i < numBlocks; i++)
{
this.file.BaseStream.Position = this.file.Position + HeaderSize + i * EntrySize;
// Read entry
int blockCompSize = br.ReadUInt16();
int blockDecompSize = br.ReadUInt16();
uint dataOffset = br.ReadUInt32();
if (blockDecompSize == 0)
{
blockDecompSize = 0x10000;
}
// Invalid file
if (dataOffset <= 0x20)
{
return(new GameFile[0]);
}
Deflate deflate = new Deflate(
this.file.BaseStream,
this.file.Position + dataOffset - 1,
blockCompSize);
try
{
deflate.Decode(decoded.BaseStream, blockDecompSize);
}
catch
{
return(new GameFile[0]);
}
}
br = null;
return(new GameFile[] { decoded });
}
