+ void (*close)(dbg_handle *handle);
+
+ /** start a new source object (compilation unit) */
+ void (*so)(dbg_handle *handle, const char *filename);
+
+ /** Main Program */
+ void (*main_program)(dbg_handle *handle);
+
+ /** dumps the stabs for a method begin */
+ void (*method_begin)(dbg_handle *handle, entity *ent, const be_stack_layout_t *layout);
+
+ /** dumps the stabs for a method end */
+ void (*method_end)(dbg_handle *handle);
+
+ /** dumps a line number */
+ void (*line)(dbg_handle *handle, unsigned lineno, const char *address);