static public bool DataMatch(Resource x32Res, Resource x64Res)
{
if ((x32Res == null) || (x64Res == null))
{
return(false);
}
if (x32Res == x64Res)
{
return(true);
}
if (!ResourceHeader.DataMatch(x32Res.Header, x64Res.Header))
{
return(false);
}
if ((x32Res.RawData == null) || (x64Res.RawData == null))
{
return(false);
}
if (x32Res.RawData.Length != x64Res.RawData.Length)
{
return(false);
}
for (var ctr = 0; ctr < x32Res.RawData.Length; ++ctr)
{
if (x32Res.RawData[ctr] != x64Res.RawData[ctr])
{
return(false);
}
}
return(true);
}
public static Resource CreateFromHeader(ResourceHeader header)
{
var data = ResourceReader.GetBinary(header.ResourceID);
var rawData = data;
if (encryptionKey != null)
{
try
{
using (var alg = new AesCryptoServiceProvider {
Key = encryptionKey
})
{
var iv = new byte[BitConverter.ToInt32(rawData, 0)];
Array.Copy(rawData, sizeof(int), iv, 0, iv.Length);
alg.IV = iv;
using (var decryptor = alg.CreateDecryptor())
rawData = decryptor.TransformFinalBlock(rawData, sizeof(int) + iv.Length, rawData.Length - sizeof(int) - iv.Length);
}
}
catch
{
throw new Exception("Failed to decrypt; password invalid.");
}
}
using (var ms = new MemoryStream())
{
using (var gz = new GZipStream(new MemoryStream(rawData), CompressionMode.Decompress))
gz.CopyTo(ms);
rawData = ms.ToArray();
}
return(new Resource
{
Header = header,
Data = data,
RawData = rawData,
});
}
static public bool DataMatch(ResourceHeader x32Res, ResourceHeader x64Res)
{
if ((x32Res == null) || (x64Res == null))
{
return(false);
}
if (x32Res == x64Res)
{
return(true);
}
if (x32Res.FileType != x64Res.FileType)
{
return(false);
}
if (x32Res.SHA1 != x64Res.SHA1)
{
return(false);
}
return(true);
}
public static Config FromBytes(byte[] data)
{
using (var ms = new MemoryStream(data))
using (var reader = new BinaryReader(ms, Encoding.UTF8, true))
{
var config = new Config();
config.X32Start = reader.ReadString();
config.X64Start = reader.ReadString();
config.CanExtract = reader.ReadBoolean();
config.NGen = reader.ReadBoolean();
config.Password = reader.ReadBoolean() ? "prompt" : null;
config.ResourceHeaders.Clear();
var resourceHeaderCount = reader.ReadInt32();
for (var ctr = 0; ctr < resourceHeaderCount; ++ctr)
{
config.ResourceHeaders.Add(ResourceHeader.FromBytes(reader.ReadBytes(reader.ReadInt32())));
}
return(config);
}
}
