From: Nathan S. Evans <evans@in.tum.de>
Date: Mon, 22 Feb 2010 14:34:18 +0000 (+0000)
Subject: message types for nat punching
X-Git-Tag: initial-import-from-subversion-38251~22632
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=5fa65526805e64c037a56558f7d8b8c66aef9506;p=oweals%2Fgnunet.git

message types for nat punching
---

diff --git a/src/include/gnunet_protocols.h b/src/include/gnunet_protocols.h
index 96477a0d5..f8ae5daec 100644
--- a/src/include/gnunet_protocols.h
+++ b/src/include/gnunet_protocols.h
@@ -226,6 +226,31 @@ extern "C"
  */
 #define GNUNET_MESSAGE_TYPE_PEERINFO_NOTIFY 41
 
+/**
+ * UDP NAT probe message, send from NAT'd peer to
+ * other peer to negotiate punched address/port
+ */
+#define GNUNET_MESSAGE_TYPE_TRANSPORT_UDP_NAT_PROBE 55
+
+/**
+ * UDP NAT probe reply, sent from a non-NAT'd peer to
+ * a NAT'd one to inform it we got the probe and of the
+ * address/port seen
+ */
+#define GNUNET_MESSAGE_TYPE_TRANSPORT_UDP_NAT_PROBE_REPLY 56
+
+/**
+ * UDP NAT probe confirmation, sent from a NAT'd peer to
+ * a non-NAT'd one to inform it which port to send to us
+ * on
+ */
+#define GNUNET_MESSAGE_TYPE_TRANSPORT_UDP_NAT_PROBE_CONFIRM 57
+
+/**
+ * UDP NAT probe keepalive, once a hole is punched the NAT'd peer
+ * needs to keep the hole alive
+ */
+#define GNUNET_MESSAGE_TYPE_TRANSPORT_UDP_NAT_PROBE_KEEPALIVE 58
 
 /**
  * Welcome message between TCP transports.