Index: trunk/src/data.c
===================================================================
--- trunk/src/data.c	(revision 26181)
+++ trunk/src/data.c	(revision 26182)
@@ -956,6 +956,14 @@
 	return NULL;
 }
 
+char *pcb_data_name_by_addr(int addr, char *buf)
+{
+	if (addr == 0) *buf = '\0';
+	else if (addr == 1) strcpy(buf, "pcb");
+	else pcb_snprintf(buf, 16, "buffer#%d", addr-2);
+	return buf;
+}
+
 pcb_data_t *pcb_data_by_name(pcb_board_t *pcb, const char **name)
 {
 	int dummy;
Index: trunk/src/data.h
===================================================================
--- trunk/src/data.h	(revision 26181)
+++ trunk/src/data.h	(revision 26182)
@@ -234,7 +234,10 @@
    2+ are buffer+2 */
 int pcb_data_addr_by_name(pcb_board_t *pcb, const char **name);
 
+/* Render data name in buf, which must be at least 16 bytes long. Returns buf. */
+char *pcb_data_name_by_addr(int addr, char *buf);
 
+
 /* Convert data to name; either returns a static srting or fills in
    buf with dynamic data and returns buf. Buf needs to be at least 16
    bytes long. Returns NULL if data is not the pcb or a buffer. */