public IOptionalMap Duplicate()
{
OptionalMap map = new OptionalMap {
capacity = this.capacity,
readPosition = this.readPosition,
size = this.size
};
Array.Copy(this.map, 0, map.map, 0, this.map.Length);
return(map);
}
public static void WrapPacket(ProtocolBuffer source, StreamData dest)
{
BigEndianBinaryWriter writer = dest.Writer;
writer.Write((byte)0xff);
writer.Write((byte)0);
OptionalMap optionalMap = (OptionalMap)source.OptionalMap;
writer.Write(optionalMap.GetSize());
writer.Write((int)source.Data.Length);
byte[] map = optionalMap.GetMap();
int sizeInBytes = GetSizeInBytes(optionalMap.GetSize());
for (int i = 0; i < sizeInBytes; i++)
{
writer.Write(map[i]);
}
source.Data.CastedStream.WriteTo(dest.Stream);
}
public static void UnwrapOptionalMap(Stream packet, ProtocolBuffer dest)
{
BinaryReader reader = new BinaryReader(packet);
byte num = reader.ReadByte();
OptionalMap optionalMap = (OptionalMap)dest.OptionalMap;
byte[] map = optionalMap.GetMap();
if ((num & 0x80) != 0)
{
int num3;
byte num2 = (byte)(num & 0x3f);
if ((num & 0x40) == 0)
{
num3 = num2;
}
else
{
byte num4 = reader.ReadByte();
byte num5 = reader.ReadByte();
num3 = ((num2 << 0x10) + ((num4 & 0xff) << 8)) + (num5 & 0xff);
}
reader.Read(map, 0, num3);
optionalMap.SetSize(num3 << 3);
}
else
{
byte num9;
byte num10;
byte num7 = (byte)(num << 3);
switch (((num & 0x60) >> 5))
{
case 0:
map[0] = num7;
optionalMap.SetSize(5);
break;
case 1:
num9 = reader.ReadByte();
map[0] = (byte)(num7 + (num9 >> 5));
map[1] = (byte)(num9 << 3);
optionalMap.SetSize(13);
break;
case 2:
num9 = reader.ReadByte();
num10 = reader.ReadByte();
map[0] = (byte)(num7 + (num9 >> 5));
map[1] = (byte)((num9 << 3) + (num10 >> 5));
map[2] = (byte)(num10 << 3);
optionalMap.SetSize(0x15);
break;
case 3:
{
num9 = reader.ReadByte();
num10 = reader.ReadByte();
byte num11 = reader.ReadByte();
map[0] = (byte)(num7 + (num9 >> 5));
map[1] = (byte)((num9 << 3) + (num10 >> 5));
map[2] = (byte)((num10 << 3) + (num11 >> 5));
map[3] = (byte)(num11 << 3);
optionalMap.SetSize(0x1d);
break;
}
default:
break;
}
}
}