internal NdrCorrelationDescriptor(NdrParseContext context, BinaryReader reader) : this()
{
byte type_byte = reader.ReadByte();
byte op_byte = reader.ReadByte();
int offset = reader.ReadInt16();
int flags = 0;
if (context.OptFlags.HasFlag(NdrInterpreterOptFlags2.HasNewCorrDesc) || context.OptFlags.HasFlag(NdrInterpreterOptFlags2.HasRangeOnConformance))
{
flags = reader.ReadInt16();
// Read out the range.
if (context.OptFlags.HasFlag(NdrInterpreterOptFlags2.HasRangeOnConformance))
{
Range = new NdrCorrelationDescriptorRange(reader);
System.Diagnostics.Debug.Assert(((flags & 0x10) == 0x10) == Range.IsValid);
}
}
if (type_byte != 0xFF || op_byte != 0xFF || offset != -1)
{
IsValid = true;
CorrelationType = (NdrCorrelationType)(type_byte & 0xF0);
ValueType = (NdrFormatCharacter)(type_byte & 0xF);
Operator = (NdrFormatCharacter)op_byte;
Offset = offset;
Flags = (NdrCorrelationFlags)flags;
if (IsConstant)
{
Offset |= (op_byte << 16);
Operator = NdrFormatCharacter.FC_ZERO;
}
else
{
if (Operator == NdrFormatCharacter.FC_EXPR)
{
Expression = NdrExpression.Read(context, offset);
}
}
}
}
internal NdrCorrelationDescriptor()
{
Range = new NdrCorrelationDescriptorRange();
Expression = new NdrExpression();
}