diff --git a/form/frm_data.c b/form/frm_data.c
new file mode 100644
index 0000000..787a179
--- /dev/null
+++ b/form/frm_data.c
@@ -0,0 +1,193 @@
+/****************************************************************************
+ * Copyright (c) 1998-2004,2005 Free Software Foundation, Inc.              *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *   Author:  Juergen Pfeifer, 1995,1997                                    *
+ ****************************************************************************/
+
+#include "form.priv.h"
+
+MODULE_ID("$Id: frm_data.c,v 1.14 2005/11/26 15:34:01 tom Exp $")
+
+/*---------------------------------------------------------------------------
+|   Facility      :  libnform  
+|   Function      :  bool data_behind(const FORM *form)
+|   
+|   Description   :  Check for off-screen data behind. This is nearly trivial
+|                    because the beginning of a field is fixed.
+|
+|   Return Values :  TRUE   - there are off-screen data behind
+|                    FALSE  - there are no off-screen data behind
++--------------------------------------------------------------------------*/
+NCURSES_EXPORT(bool)
+data_behind(const FORM *form)
+{
+  bool result = FALSE;
+
+  T((T_CALLED("data_behind(%p)"), form));
+
+  if (form && (form->status & _POSTED) && form->current)
+    {
+      FIELD *field;
+
+      field = form->current;
+      if (!Single_Line_Field(field))
+	{
+	  result = (form->toprow == 0) ? FALSE : TRUE;
+	}
+      else
+	{
+	  result = (form->begincol == 0) ? FALSE : TRUE;
+	}
+    }
+  returnBool(result);
+}
+
+/*---------------------------------------------------------------------------
+|   Facility      :  libnform  
+|   Function      :  static char * Only_Padding(
+|                                    WINDOW *w,
+|                                    int len,
+|                                    int pad)
+|   
+|   Description   :  Test if 'length' cells starting at the current position
+|                    contain a padding character.
+|
+|   Return Values :  true if only padding cells are found
++--------------------------------------------------------------------------*/
+NCURSES_INLINE static bool
+Only_Padding(WINDOW *w, int len, int pad)
+{
+  bool result = TRUE;
+  int y, x, j;
+  FIELD_CELL cell;
+
+  getyx(w, y, x);
+  for (j = 0; j < len; ++j)
+    {
+      if (wmove(w, y, x + j) != ERR)
+	{
+#if USE_WIDEC_SUPPORT
+	  if (win_wch(w, &cell) != ERR)
+	    {
+	      if ((chtype)CharOf(cell) != ChCharOf(pad)
+		  || cell.chars[1] != 0)
+		{
+		  result = FALSE;
+		  break;
+		}
+	    }
+#else
+	  cell = winch(w);
+	  if (ChCharOf(cell) != ChCharOf(pad))
+	    {
+	      result = FALSE;
+	      break;
+	    }
+#endif
+	}
+      else
+	{
+	  /* if an error, return true: no non-padding text found */
+	  break;
+	}
+    }
+  /* no need to reset the cursor position; caller does this */
+  return result;
+}
+
+/*---------------------------------------------------------------------------
+|   Facility      :  libnform  
+|   Function      :  bool data_ahead(const FORM *form)
+|   
+|   Description   :  Check for off-screen data ahead. This is more difficult
+|                    because a dynamic field has a variable end. 
+|
+|   Return Values :  TRUE   - there are off-screen data ahead
+|                    FALSE  - there are no off-screen data ahead
++--------------------------------------------------------------------------*/
+NCURSES_EXPORT(bool)
+data_ahead(const FORM *form)
+{
+  bool result = FALSE;
+
+  T((T_CALLED("data_ahead(%p)"), form));
+
+  if (form && (form->status & _POSTED) && form->current)
+    {
+      FIELD *field;
+      bool cursor_moved = FALSE;
+      int pos;
+
+      field = form->current;
+      assert(form->w);
+
+      if (Single_Line_Field(field))
+	{
+	  int check_len;
+
+	  pos = form->begincol + field->cols;
+	  while (pos < field->dcols)
+	    {
+	      check_len = field->dcols - pos;
+	      if (check_len >= field->cols)
+		check_len = field->cols;
+	      cursor_moved = TRUE;
+	      wmove(form->w, 0, pos);
+	      if (Only_Padding(form->w, check_len, field->pad))
+		pos += field->cols;
+	      else
+		{
+		  result = TRUE;
+		  break;
+		}
+	    }
+	}
+      else
+	{
+	  pos = form->toprow + field->rows;
+	  while (pos < field->drows)
+	    {
+	      cursor_moved = TRUE;
+	      wmove(form->w, pos, 0);
+	      pos++;
+	      if (!Only_Padding(form->w, field->cols, field->pad))
+		{
+		  result = TRUE;
+		  break;
+		}
+	    }
+	}
+
+      if (cursor_moved)
+	wmove(form->w, form->currow, form->curcol);
+    }
+  returnBool(result);
+}
+
+/* frm_data.c ends here */