private int GetPayloadLength()
{
int length = 0;
length = FastBitConverter.ToInt32(_messageBuffer, 0);
return(length);
}
public override void FromBinary(byte[] value)
{
if (value.Length > Pointer.Length)
{
throw new IndexOutOfRangeException();
}
byte[] val = new byte[Pointer.Length];
Array.Copy(value, val, value.Length);
this.value = FastBitConverter.ToInt32(val, 0);
}
/// <summary>
/// Creates a MapResources object from a byte array
/// </summary>
/// <param name="rawData">raw map resources file data</param>
/// <returns>the parsed MapResources object</returns>
public static MapResourcesFile Parse(byte[] rawData)
{
MapResourcesFile mapResourcesFile = new MapResourcesFile();
using (var memoryStream = new MemoryStream(rawData))
{
using (var binaryReader = new BinaryReader(memoryStream, Encoding.Default, true))
{
// Read the magic
mapResourcesFile.Magic = binaryReader.ReadInt32();
// Read layer count (big-endian)
var layerCountBytes = binaryReader.ReadBytes(4);
int layerCount = FastBitConverter.ToInt32(layerCountBytes, 0, true);
// Read layers
for (int i = 0; i < layerCount; i++)
{
int stringLength = binaryReader.ReadInt32();
mapResourcesFile.Layers.Add(Encoding.UTF8.GetString(binaryReader.ReadBytes(stringLength)));
}
// Read asset type count (big-endian)
var assetTypeCountBytes = binaryReader.ReadBytes(8);
long assetTypeCount = FastBitConverter.ToInt64(assetTypeCountBytes, 0, true);
// Read asset types
for (int i = 0; i < assetTypeCount; i++)
{
int stringLength = binaryReader.ReadInt32();
mapResourcesFile.AssetTypes.Add(Encoding.UTF8.GetString(binaryReader.ReadBytes(stringLength)));
}
// Read assets count (big-endian)
var assetCountBytes = binaryReader.ReadBytes(4);
int assetCount = FastBitConverter.ToInt32(assetCountBytes, 0, true);
// Read assets
for (int i = 0; i < assetCount; i++)
{
var mapAsset = new MapAsset();
var assetTypeIndexBytes = binaryReader.ReadBytes(4);
mapAsset.AssetTypeIndex = FastBitConverter.ToInt32(assetTypeIndexBytes, 0, true);
int stringLength = binaryReader.ReadInt32();
mapAsset.Name = Encoding.UTF8.GetString(binaryReader.ReadBytes(stringLength));
// Read unknown data
mapAsset.UnknownData1 = binaryReader.ReadInt32();
// Read the remaining unknown data (big-endian)
var unknownData2Bytes = binaryReader.ReadBytes(4);
mapAsset.UnknownData2 = FastBitConverter.ToInt32(unknownData2Bytes, 0, true);
var unknownData3Bytes = binaryReader.ReadBytes(8);
mapAsset.UnknownData3 = FastBitConverter.ToInt64(unknownData3Bytes, 0, true);
var unknownData4Bytes = binaryReader.ReadBytes(8);
mapAsset.UnknownData4 = FastBitConverter.ToInt64(unknownData4Bytes, 0, true);
mapResourcesFile.Assets.Add(mapAsset);
}
// Read map count (big-endian)
var mapCountBytes = binaryReader.ReadBytes(4);
int mapCount = FastBitConverter.ToInt32(mapCountBytes, 0, true);
// Read asset types
for (int i = 0; i < mapCount; i++)
{
int stringLength = binaryReader.ReadInt32();
mapResourcesFile.Maps.Add(Encoding.UTF8.GetString(binaryReader.ReadBytes(stringLength)));
}
}
}
return(mapResourcesFile);
}
