public void ParseObject(object instance, REDBinaryReader red)
{
// Each object is prefixed with a zero byte header.
var b = red.ReadByte();
if (b != 0)
{
throw new FormatException($"Invalid object null header: {b}");
}
// Keep looping until the 2 byte null termintator is reached.
while (true)
{
var name = red.ReadCName();
if (CName.IsNullOrEmpty(name))
{
// 2 byte null terminator instead of the next name id indicates the end of the object.
break;
}
var type = red.ReadCName();
var start = red.BaseStream.Position;
var size = red.ReadUInt32();
// Size value includes the size of the uint size value itself (+ 4).
if (size < sizeof(uint))
{
throw new FormatException($"Invalid object size: {size}");
}
// Check to see if the current class contains a property with the name and type read.
var field = REDReflection.GetREDField(instance.GetType(), name, type);
if (field == null)
{
throw new FormatException($"Property '{name}' : '{type}', not found in class {instance.GetType().Name}, Aborting!");
}
var value = ReadObject(field.FieldType, red);
var diff = start.CompareTo(red.BaseStream.Position);
if (diff != 0)
{
throw new FormatException($"Property '{name}' : '{type}', read unknown size of bytes, aborting!");
}
field.SetValue(instance, value);
}
}
public object ReadObject(Type type, REDBinaryReader red)
{
#region .NET Types
//Enum must be checked first because enums will be mistaken for values with typecode.
if (type.IsEnum)
{
return(red.ReadEnumerator(type));
}
// Handles types such as [7]Float or [4]Int32
if (type.IsArray)
{
var arraySize = red.ReadUInt32();
var arrayType = type.GetElementType();
var array = Array.CreateInstance(arrayType, arraySize);
for (int i = 0; i < arraySize; i++)
{
var value = ReadObject(arrayType, red);
array.SetValue(value, i);
}
return(array);
}
// Handles all commom types from the .NET framework.
var tCode = Type.GetTypeCode(type);
switch (tCode)
{
case TypeCode.Byte: return(red.ReadByte());
case TypeCode.UInt16: return(red.ReadUInt16());
case TypeCode.UInt32: return(red.ReadUInt32());
case TypeCode.UInt64: return(red.ReadUInt64());
case TypeCode.SByte: return(red.ReadSByte());
case TypeCode.Int16: return(red.ReadInt16());
case TypeCode.Int32: return(red.ReadInt32());
case TypeCode.Int64: return(red.ReadInt64());
case TypeCode.Boolean: return(red.ReadBoolean());
case TypeCode.Single: return(red.ReadSingle());
case TypeCode.Double: return(red.ReadDouble());
case TypeCode.String: return(red.ReadString());
}
#endregion
#region Objects
if (!type.IsAbstract)
{
var value = Activator.CreateInstance(type);
if (value is IExportable obj)
{
}
else
{
ParseObject(value, red);
}
return(value);
}
#endregion
throw new InvalidDataException();
}
public static object ReadProperty(Type type, REDBinaryReader r)
{
#region .NET Types
//Enum must be checked first because enums will be mistaken for values with typecode.
if (type.IsEnum)
{
return(r.ReadEnumerator(type));
}
if (type.IsArray)
{
//Handles cases of properties such as [7]Float or [5]Int32
//Do not know how these are serialized yet.
throw new NotImplementedException();
}
//Handles all commom types from the .NET framework.
var tCode = Type.GetTypeCode(type);
switch (tCode)
{
case TypeCode.Byte: return(r.ReadByte());
case TypeCode.UInt16: return(r.ReadUInt16());
case TypeCode.UInt32: return(r.ReadUInt32());
case TypeCode.UInt64: return(r.ReadUInt64());
case TypeCode.SByte: return(r.ReadSByte());
case TypeCode.Int16: return(r.ReadInt16());
case TypeCode.Int32: return(r.ReadInt32());
case TypeCode.Int64: return(r.ReadInt64());
case TypeCode.Boolean: return(r.ReadBoolean());
case TypeCode.Single: return(r.ReadSingle());
case TypeCode.Double: return(r.ReadDouble());
case TypeCode.String: return(r.ReadString());
}
#endregion
#region Objects
if (!type.IsAbstract)
{
var value = Activator.CreateInstance(type);
if (value is IExportable obj)
{
//obj.ReadExport(stream, data);
return(obj);
}
else
{
ReadObject(value, r);
}
return(value);
}
#endregion
throw new InvalidDataException();
}
