Function ExtractObjectList

clientd3d/server.c:414–437

/ * ExtractObjectList: Get a list of objects from ptr, allocate space * for the objects, and return the list. * Len should be the remaining bytes at the beginning of the list, * and the list should be the last component of the message. * Return LIST_ERROR on error. */

 *   Return LIST_ERROR on error.
 */
list_type ExtractObjectList(char **ptr, long len)
{
   WORD list_len, i;
   char *start;
   list_type list = NULL;

   if (len < SIZE_LIST_LEN)
      return LIST_ERROR;
   len -= SIZE_LIST_LEN;
   
   Extract(ptr, &list_len, SIZE_LIST_LEN);

   start = *ptr;

   for (i=0; i < list_len; i++)
      list = list_add_item(list, ExtractNewObject(ptr));
   len -= (*ptr - start);
   if (len != 0)
   {
      ObjectListDestroy(list);
      return LIST_ERROR;
   }   
   return list;
}
/********************************************************************/
/* 
 * ExtractNewBackgroundOverlay:  Allocate a new background overlay,