Add info key 'i' to show some states.

Currently showing C-Netz attached subscribers

src/cnetz/database.c

@@ -155,3 +155,19 @@ void flush_db(void)
 		remove_db(cnetz_db_head);
 }
 
+void dump_db(void)
+{
+	cnetz_db_t *db = cnetz_db_head;
+
+	PDEBUG(DDB, DEBUG_NOTICE, "Dump of subscriber database:\n");
+	if (!db) {
+		PDEBUG(DDB, DEBUG_NOTICE, " - No subscribers attached!\n");
+		return;
+	}
+
+	while (db) {
+		PDEBUG(DDB, DEBUG_NOTICE, " - Subscriber '%d,%d,%d' is attached.\n", db->futln_nat, db->futln_fuvst, db->futln_rest);
+		db = db->next;
+	}
+}
+

src/cnetz/database.h

@@ -2,4 +2,5 @@
 void update_db(cnetz_t *cnetz, uint8_t futln_nat, uint8_t futln_fuvst, uint16_t futln_rest, int busy, int failed);
 int find_db(uint8_t futln_nat, uint8_t futln_fuvst, uint16_t futln_rest);
 void flush_db(void);
+void dump_db(void);
 

src/cnetz/main.c

@@ -81,6 +81,7 @@ void print_help(const char *arg0)
 	printf("	we just accept any card. With this we get the vendor IDs of the phone.\n");
 	printf("\nstation-id: Give 7 digit station-id, you don't need to enter it for every\n");
 	printf("        start of this program.\n");
+	printf("\nPress 'i' key for dumping currently attached subscribers.\n");
 }
 
 static int handle_options(int argc, char **argv)