/// <summary>
///
/// </summary>
/// <param name="ms"></param>
/// <returns></returns>
internal ulong ReadContentLength(SuperStream stream)
{
switch (this.Type)
{
case LengthType.Byte:
return((byte)stream.ReadByte());
case LengthType.UInt16:
return(stream.ReadUInt16());
default:
case LengthType.UInt32:
return(stream.ReadUInt32());
}
}
/// <summary>
///
/// </summary>
/// <param name="ms"></param>
/// <returns></returns>
internal ulong ReadContentLength(SuperStream stream)
{
var countType = this.Attributes.FirstOrDefault(a => a is StreamDataCollectionLengthAttribute) as StreamDataCollectionLengthAttribute;
if (countType == null)
{
return(this.Entries);
}
switch (countType.Type)
{
case LengthType.Byte:
return((byte)stream.ReadByte());
case LengthType.UInt16:
return(stream.ReadUInt16());
default:
case LengthType.UInt32:
return(stream.ReadUInt32());
}
}
private bool GetValue(Type dataType, SuperStream stream, out object value)
{
if (dataType == typeof(Byte))
{
value = (byte)stream.ReadByte();
return(true);
}
if (dataType == typeof(Int64))
{
value = stream.ReadInt64();
return(true);
}
if (dataType == typeof(UInt64))
{
value = stream.ReadUInt64();
return(true);
}
if (dataType == typeof(Int32))
{
value = stream.ReadInt32();
return(true);
}
if (dataType == typeof(UInt32))
{
value = stream.ReadUInt32();
return(true);
}
if (dataType == typeof(Int16))
{
value = stream.ReadInt16();
return(true);
}
if (dataType == typeof(UInt16))
{
value = stream.ReadUInt16();
return(true);
}
if (dataType == typeof(Single))
{
value = stream.ReadSingle();
return(true);
}
if (dataType == typeof(Double))
{
value = stream.ReadDouble();
return(true);
}
if (dataType == typeof(bool))
{
var val = stream.ReadUInt32();
if (val == 0)
{
value = false;
return(true);
}
else if (val == 1)
{
value = true;
return(true);
}
else
{
throw new Exception("Parsing type bool: Expected value to be either 0 or 1, but it was " + val.ToString());
}
}
if (dataType.IsEnum)
{
object readValue;
// Read the enums underlying type
if (!this.GetValue(Enum.GetUnderlyingType(dataType), stream, out readValue))
{
value = null;
return(false);
}
// Parse enum using the read value.
value = Enum.ToObject(dataType, readValue);
return(true);
}
// Test if type has StreamDataAttribute on properties.
// This allows nesting of StreamData-aware task.DataTypes
var props = StreamDataInfo.GetProperties(dataType);
if (props.Length == 0)
{
value = null;
return(false);
}
value = StreamData.Create(dataType, stream);
if (value == null)
{
return(false);
}
return(true);
}