Author: toad
Date: 2008-12-04 12:43:01 +0000 (Thu, 04 Dec 2008)
New Revision: 24039
Modified:
trunk/freenet/src/freenet/node/FNPPacketMangler.java
Log:
More comments
Modified: trunk/freenet/src/freenet/node/FNPPacketMangler.java
===================================================================
--- trunk/freenet/src/freenet/node/FNPPacketMangler.java 2008-12-04
12:02:40 UTC (rev 24038)
+++ trunk/freenet/src/freenet/node/FNPPacketMangler.java 2008-12-04
12:43:01 UTC (rev 24039)
@@ -514,12 +514,24 @@
/** Connect to a node hoping it will act as a seednode for us */
static final byte SETUP_OPENNET_SEEDNODE = 1;
+ /**
+ * Process an anonymous-initiator connection setup packet. For a normal
setup
+ * (@see processDecryptedAuth()), we know the node that is trying to
contact us.
+ * But in this case, we don't know the node yet, and we are doing a
+ * special-purpose connection setup. At the moment the only type
supported is
+ * for a new node connecting to a seednode in order to announce. In
future,
+ * nodes may support other anonymous-initiator connection types such as
when a
+ * node (which is certain of its connectivity) issues one-time invites
which
+ * allow a new node to connect to it.
+ * @param payload The decrypted payload of the packet.
+ * @param replyTo The address the packet came in from.
+ */
private void processDecryptedAuthAnon(byte[] payload, Peer replyTo) {
if(logMINOR) Logger.minor(this, "Processing decrypted auth
packet from "+replyTo+" length "+payload.length);
/** Protocol version. Should be 1. */
int version = payload[0];
- /** Negotiation type.
+ /** Negotiation type. Common to anonymous-initiator auth and
normal setup.
* 2 = JFK.
* 3 = JFK, reuse PacketTracker
* Other types might indicate other DH variants, or even
non-DH-based
@@ -527,7 +539,10 @@
int negType = payload[1];
/** Packet phase. */
int packetType = payload[2];
- /** Setup type. See above. */
+ /** Setup type. This is specific to anonymous-initiator setup,
and specifies the
+ * purpose of the connection. At the moment it is
SETUP_OPENNET_SEEDNODE to indicate
+ * we are connecting to a seednode (which doesn't know us).
Invites might require
+ * a different setupType. */
int setupType = payload[3];
if(logMINOR) Logger.minor(this, "Received anonymous auth packet
(phase="+packetType+", v="+version+", nt="+negType+", setup type="+setupType+")
from "+replyTo+"");
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