void ISerializable <BinaryStream> .SerializeObject(BinaryStream s)
{
long hashOffset = s.BaseStream.Position;
s.BaseStream.Position += SaltedSHA1.Sha1HashLength + 4;
MemoryStream buffer;
using (buffer = new MemoryStream())
{
if (s.State == StreamState.Read)
{
int length = s.Reader.ReadInt32();
var data = new byte[length];
s.Reader.BaseStream.Read(data, 0, length);
buffer.Write(data, 0, length);
buffer.Position = 0;
}
using (var bitStream = new BitStream(buffer, s.State, true))
{
var engine = (sbyte)_variantData.Metadata.Engine;
bitStream.Stream(ref engine, 4);
_variantData.Metadata.Engine = (GameEngine)engine;
if (_variantData.Metadata.Engine == GameEngine.Forge || _variantData.Metadata.Engine == GameEngine.PVP)
{
bitStream.SerializeObject(new MegaloHeader(0, ContentHeader.DefaultBuildNumber));
}
bitStream.SerializeObject(_variantData);
}
}
if (s.State == StreamState.Write)
{
// Create a hash for the data and write it to the stream.
byte[] dataBuffer = buffer.ToArray();
byte[] lengthBytes = BitConverter.GetBytes(dataBuffer.Length);
if (BitConverter.IsLittleEndian && s.Writer.Endianness != ByteOrder.LittleEndian)
{
Array.Reverse(lengthBytes);
}
var hashedData = new List <byte>();
hashedData.AddRange(lengthBytes);
hashedData.AddRange(dataBuffer);
s.BaseStream.Position = hashOffset;
s.Writer.Write(SaltedSHA1.GenerateHash(_hashSalt, hashedData.ToArray()), 0, SaltedSHA1.Sha1HashLength);
s.BaseStream.Position += 4; // skipped by the engine
s.Writer.Write(hashedData, 0, hashedData.Count);
}
s.PadBytes(0x7C28 - 0xC - (int)s.BaseStream.Position);
}
void ISerializable <BinaryStream> .SerializeObject(BinaryStream s)
{
long hashOffset = s.BaseStream.Position;
s.BaseStream.Position += SaltedSHA1.Sha1HashLength;
MemoryStream buffer;
using (buffer = new MemoryStream())
{
if (s.State == StreamState.Read)
{
int length = s.Reader.ReadInt32();
var data = new byte[length];
s.Reader.BaseStream.Read(data, 0, length);
buffer.Write(data, 0, length);
buffer.Position = 0;
}
using (var bitStream = new BitStream(buffer, s.State, true))
bitStream.SerializeObject(_variantData);
}
if (s.State == StreamState.Write)
{
// Create a hash for the data and write it to the stream.
byte[] dataBuffer = buffer.ToArray();
byte[] lengthBytes = BitConverter.GetBytes(dataBuffer.Length);
if (BitConverter.IsLittleEndian && s.Writer.Endianness != ByteOrder.LittleEndian)
{
Array.Reverse(lengthBytes);
}
var hashedData = new List <byte>();
hashedData.AddRange(lengthBytes);
hashedData.AddRange(dataBuffer);
s.BaseStream.Position = hashOffset;
s.Writer.Write(SaltedSHA1.GenerateHash(_hashSalt, hashedData.ToArray()), 0, SaltedSHA1.Sha1HashLength);
s.Writer.Write(hashedData, 0, hashedData.Count);
}
s.PadBytes(0x7028 - 0xC - (int)s.BaseStream.Position);
}
