static void Main()
{
string compress = "lz77";
string eamuse_info = "1-5cf9445d-0dfe";
byte[] data = HexToBytes("93b01743b29ca06e7500db42d83c70843dc776d0617ac96ba0768dd6b457554591d4b8b5f963e12d5fbb5075684c2a9acbfc462aa52686a720c57b3e44373008178684f9fd7ddad3c3a1e9fe1422ae08b9b872520a64cc195a9c04585149ec8de30220345c023663ae916068117ab7d5619362019d18a6f789bbd27e4ee027ce236d2b8d6c0f0917c8990083b741b3958cdf770f970df13088f931da949d1c9f685ba7848a15c3b77083357a6fb430b8a914bf55249f092c2baf14adfa8a7ab6bd430cc6ca5b4a35ea8c893aaa0c88ae6305240d5ae479976caf35e29d943ec628752c191ae40d0998c28e3280b6a55f8198ae");
compress = compress.ToLower();
IEnumerable <byte> decryptedData = data;
if (eamuse_info != null)
{
decryptedData = RC4.ApplyEAmuseInfo(eamuse_info, data);
}
var rawData = decryptedData;
if (compress == "lz77")
{
rawData = LZ77.Decompress(decryptedData);
}
else if (compress != "none")
{
throw new ArgumentException("Unsupported compression algorithm");
}
KBinXML kbinxml = new KBinXML(rawData.ToArray());
Console.WriteLine(kbinxml);
//GenerateEchidnaSQL(kbinxml);
}
private async Task <InputFormatterResult> ProcessInputData(byte[] data, string eAmuseInfo, string compAlgo)
{
data = await Task.Run(() =>
{
IEnumerable <byte> rawData = data;
if (eAmuseInfo != null)
{
rawData = RC4.ApplyEAmuseInfo(eAmuseInfo, data);
}
switch (compAlgo.ToLower())
{
case "lz77":
return(LZ77.Decompress(rawData).ToArray());
case "none":
return(rawData.ToArray());
default:
return(null);
}
});
if (data == null)
{
return(await InputFormatterResult.FailureAsync());
}
KBinXML result = await Task.Run(() =>
{
try
{
return(new KBinXML(data));
}
catch (Exception)
{
Console.WriteLine("Got invalid binary XML input!");
return(null);
}
});
if (result == null)
{
return(await InputFormatterResult.FailureAsync());
}
return(await InputFormatterResult.SuccessAsync(new EamuseXrpcData()
{
Document = result.Document,
Encoding = result.BinEncoding,
EamuseInfo = eAmuseInfo
}));
}
public override async Task WriteResponseBodyAsync(OutputFormatterWriteContext context)
{
var response = context.HttpContext.Response;
if (!(context.Object is EamuseXrpcData data))
{
throw new ArgumentNullException("Input EamuseXrpcData is null");
}
(byte[] rawData, string compAlgo) = await Task.Run(() =>
{
byte[] resData;
if (data.Encoding != null)
{
resData = new KBinXML(data.Document, data.Encoding).Bytes;
}
else
{
resData = new KBinXML(data.Document).Bytes;
}
string algo = "none";
byte[] compressed = LZ77.Compress(resData, 32);
if (compressed.Length < resData.Length)
{
resData = compressed;
algo = "lz77";
}
compressed = null;
if (data.EamuseInfo != null)
{
RC4.ApplyEAmuseInfo(data.EamuseInfo, resData);
}
return(resData, algo);
});
if (data.EamuseInfo != null)
{
response.Headers.Add("X-Eamuse-Info", data.EamuseInfo);
}
response.Headers.Add("X-Compress", compAlgo);
response.ContentType = "application/octet-stream";
response.ContentLength = rawData.Length;
await response.Body.WriteAsync(rawData, 0, rawData.Length);
}
