ensure binding multiple ports to the same service descriptor works (again) with the correct mapping of ports

1 files changed, 16 insertions, 1 deletions

diff --git a/src/include/gnunet_tun_lib.h b/src/include/gnunet_tun_lib.h
index 9b98ab13b..822a661cf 100644
--- a/src/include/gnunet_tun_lib.h
+++ b/src/include/gnunet_tun_lib.h
@@ -910,12 +910,27 @@ GNUNET_TUN_ipv4policy2regex (const char *policy);
  * the network.
  *
  * @param service_name a string
- * @param hc corresponding hash
+ * @param[out] hc corresponding hash
  */
 void
 GNUNET_TUN_service_name_to_hash (const char *service_name,
                                  struct GNUNET_HashCode *hc);
 
+
+/**
+ * Compute the CADET port given a service descriptor
+ * (returned from #GNUNET_TUN_service_name_to_hash) and
+ * a TCP/UDP port @a ip_port.
+ *
+ * @param desc service shared secret
+ * @param ip_port TCP/UDP port, use 0 for ICMP
+ * @param[out] cadet_port CADET port to use
+ */
+void
+GNUNET_TUN_compute_service_cadet_port (const struct GNUNET_HashCode *desc,
+                                       uint16_t ip_port,
+                                       struct GNUNET_HashCode *cadet_port);
+
 #endif
 
 /** @} */  /* end of group */