Index: trunk/src_plugins/lib_netmap/map_2nets.c
===================================================================
--- trunk/src_plugins/lib_netmap/map_2nets.c	(revision 34938)
+++ trunk/src_plugins/lib_netmap/map_2nets.c	(revision 34939)
@@ -34,15 +34,87 @@
 #include "netlist.h"
 #include <librnd/core/rnd_printf.h>
 #include <librnd/core/plugins.h>
+#include "../src_plugins/query/net_len.h"
 
+static void list_obj(void *ctx, pcb_board_t *pcb, pcb_layer_t *layer, pcb_any_obj_t *obj)
+{
+	pcb_2netmap_t *map = ctx;
+	pcb_qry_netseg_len_t *seg;
+	pcb_any_obj_t **o;
+	long n;
+
+#if 0
+	map->curr_net = NULL;
+	if (obj->term != NULL) {
+		pcb_net_term_t *t = pcb_net_find_by_obj(&pcb->netlist[PCB_NETLIST_EDITED], obj);
+		if (t != NULL) {
+			/*t->parent.net;*/
+		}
+	}
+#endif
+
+	if ((layer != NULL) && (pcb_layer_flags_(layer) & PCB_LYT_COPPER) == 0)
+		return;
+
+	if (htpp_get(&map->o2n, obj) != NULL) /* object already found */
+		return;
+
+	seg = pcb_qry_parent_net_len_mapseg(pcb, obj);
+	printf("seg=%p\n", (void *)seg);
+	for(n = 0, o = (pcb_any_obj_t **)seg->objs.array; n < seg->objs.used; n++,o++) {
+		if (*o == NULL) {
+			printf("  NULL\n");
+		}
+		else {
+			htpp_set(&map->o2n, *o, seg);
+			printf("  #%ld\n", (*o)->ID);
+		}
+	}
+
+}
+
+static void list_line_cb(void *ctx, pcb_board_t *pcb, pcb_layer_t *layer, pcb_line_t *line)
+{
+	list_obj(ctx, pcb, layer, (pcb_any_obj_t *)line);
+}
+
+static void list_arc_cb(void *ctx, pcb_board_t *pcb, pcb_layer_t *layer, pcb_arc_t *arc)
+{
+	list_obj(ctx, pcb, layer, (pcb_any_obj_t *)arc);
+}
+
+static void list_poly_cb(void *ctx, pcb_board_t *pcb, pcb_layer_t *layer, pcb_poly_t *poly)
+{
+	list_obj(ctx, pcb, layer, (pcb_any_obj_t *)poly);
+}
+
+static void list_pstk_cb(void *ctx, pcb_board_t *pcb, pcb_pstk_t *ps)
+{
+	list_obj(ctx, pcb, NULL, (pcb_any_obj_t *)ps);
+}
+
 int pcb_map_2nets_init(pcb_2netmap_t *map, pcb_board_t *pcb, pcb_2netmap_control_t how)
 {
+	htpp_init(&map->o2n, ptrhash, ptrkeyeq);
 
+	pcb_loop_all(PCB, map,
+		NULL, /* layer */
+		list_line_cb,
+		list_arc_cb,
+		NULL, /* text */
+		list_poly_cb,
+		NULL, /* gfx */
+		NULL, /* subc */
+		list_pstk_cb
+	);
+
 	return -1;
 }
 
 int pcb_map_2nets_uninit(pcb_2netmap_t *map)
 {
+
+	htpp_uninit(&map->o2n);
 	return -1;
 }
 
Index: trunk/src_plugins/lib_netmap/map_2nets.h
===================================================================
--- trunk/src_plugins/lib_netmap/map_2nets.h	(revision 34938)
+++ trunk/src_plugins/lib_netmap/map_2nets.h	(revision 34939)
@@ -26,6 +26,8 @@
 
 #include "board.h"
 
+#include <genht/htpp.h>
+
 typedef enum { /* bits */
 	PCB_2NETMAPCTRL_RATS = 1      /* include rat lines */
 } pcb_2netmap_control_t;
@@ -32,6 +34,7 @@
 
 typedef struct pcb_2netmap_s {
 	pcb_2netmap_control_t ctrl;
+	htpp_t o2n;   /* of (pcb_2netmap_net_t *); tells the net for an object */
 } pcb_2netmap_t;