public void VisitPointer(Pointer ptr)
{
switch (ptr.Size)
{
case 2:
fmt.WriteKeyword("dw");
fmt.Write("\t");
fmt.Write(string.Format("0x{0:X4}", rdr.ReadByte()));
fmt.WriteLine();
return;
case 4:
fmt.WriteKeyword("dd");
fmt.Write("\t");
fmt.Write(string.Format("0x{0:X8}", rdr.ReadUInt32()));
fmt.WriteLine();
return;
case 8:
fmt.WriteKeyword("dq");
fmt.Write("\t");
fmt.Write(string.Format("0x{0:X16}", rdr.ReadUInt64()));
fmt.WriteLine();
return;
}
}
public static object ReadPointer(Type pointerType, int size, EndianImageReader rdr, ReaderContext ctx)
{
Debug.Print("Reading pointer at offset {0}, size {1}", rdr.Offset, size);
uint newOffset;
switch (size)
{
default:
throw new InvalidOperationException("Field size must be > 0.");
case 1: newOffset = rdr.ReadByte(); break;
case 2: newOffset = rdr.ReadUInt16(); break;
case 4: newOffset = rdr.ReadUInt32(); break;
}
Debug.Print("Structure of type {0} must start at offset {1:X}", pointerType.Name, newOffset);
rdr = rdr.Clone();
rdr.Offset = newOffset;
var dst = Activator.CreateInstance(pointerType);
var sr = new StructureReader(dst);
sr.Read(rdr);
return(dst);
}
