public override object Unmarshal(LittleEndianByteBuffer buffer, ref int offset)
{
var result = new LZNT1_UncompressedChunk();
result.Chunk_header = Unmarshal <LZNT1_ChunkHeader>(buffer, ref offset);
int value = result.Chunk_header.Value;
bool compressed = (value & 0x8000) != 0;
if (compressed)
{
throw new XcaException("Unreachable code!");
}
int signature = (value & 0x7000) >> 12;
if (signature != 3)
{
throw new XcaException("[Data error]: Wrong signature!");
}
int size = (value & 0x0FFF) + 1;
result.Uncompressed_data = new byte[size];
for (int i = 0; i < size; i++)
{
result.Uncompressed_data[i] = (byte)buffer.ReadBytes(offset + i, 1);
}
offset += size;
return(result);
}
public override object Unmarshal(LittleEndianByteBuffer buffer, ref int offset)
{
var result = new LZNT1_FlagData();
result.Flag_byte = (byte)buffer.ReadBytes(offset, 1);
offset++;
var data = new List <LZNT1_Data>();
for (int i = 0; i < 8; i++)
{
if (offset < buffer.Count)
{
bool compressed = (result.Flag_byte & (1 << i)) != 0;
if (compressed)
{
data.Add(Unmarshal <LZNT1_CompressedWord>(buffer, ref offset));
}
else
{
data.Add(Unmarshal <LZNT1_Literal>(buffer, ref offset));
}
}
}
result.Data = data.ToArray();
return(result);
}
public override object Unmarshal(LittleEndianByteBuffer buffer, ref int offset)
{
var result = new LZNT1_ChunkHeader();
result.Value = buffer.ReadBytes(offset, 2);
offset += 2;
return(result);
}
public override void Decode(LittleEndianByteBuffer buffer, ref int offset)
{
for (int i = 0; i < Length; i++)
{
int matchByte = buffer.ReadBytes(offset - Distance + i, 1);
buffer.WriteBytes(offset + i, matchByte, 1);
}
offset += Length;
}
public override object Unmarshal(LittleEndianByteBuffer buffer, ref int offset)
{
var result = new LZNT1_Literal();
result.Literal = (byte)buffer.ReadBytes(offset, 1);
offset++;
return(result);
}