private static bool IsValidType(NdrExpressionType type)
{
switch (type)
{
case NdrExpressionType.FC_EXPR_OPER:
case NdrExpressionType.FC_EXPR_CONST32:
case NdrExpressionType.FC_EXPR_CONST64:
case NdrExpressionType.FC_EXPR_VAR:
return(true);
}
return(false);
}
internal NdrConstantExpression(NdrExpressionType type, BinaryReader reader)
: base(type)
{
Format = (NdrFormatCharacter)reader.ReadByte();
Offset = reader.ReadInt16();
if (type == NdrExpressionType.FC_EXPR_CONST32)
{
Value = reader.ReadInt32();
}
else
{
Value = reader.ReadInt64();
}
IsValid = true;
}
internal static NdrExpression ReadExpression(BinaryReader reader)
{
NdrExpressionType type = (NdrExpressionType)reader.ReadByte();
switch (type)
{
case NdrExpressionType.FC_EXPR_OPER:
return(new NdrOperatorExpression(reader));
case NdrExpressionType.FC_EXPR_CONST32:
case NdrExpressionType.FC_EXPR_CONST64:
return(new NdrConstantExpression(type, reader));
case NdrExpressionType.FC_EXPR_VAR:
return(new NdrVariableExpression(reader));
default:
break;
}
return(new NdrExpression());
}
internal NdrExpression(NdrExpressionType type)
{
Type = type;
}
