[gnunet] branch master updated: DHT: signed path definition (not implemented at all)

[gnunet]

This is an automated email from the git hooks/post-receive script.

grothoff pushed a commit to branch master
in repository gnunet.

The following commit(s) were added to refs/heads/master by this push:
     new c3ecadd45 DHT: signed path definition (not implemented at all)
c3ecadd45 is described below

commit c3ecadd45b11f82e22ba81b42864c7826d0f97c6
Author: Christian Grothoff <christian@grothoff.org>
AuthorDate: Sun Jan 9 11:31:53 2022 +0100

    DHT: signed path definition (not implemented at all)
---
 src/dht/dht.h                    |  2 +-
 src/include/gnunet_dht_service.h | 57 +++++++++++++++++++++++++++++++++++++++-
 2 files changed, 57 insertions(+), 2 deletions(-)

diff --git a/src/dht/dht.h b/src/dht/dht.h
index 86f1b9b49..c69b69f07 100644
--- a/src/dht/dht.h
+++ b/src/dht/dht.h
@@ -1,6 +1,6 @@
 /*
      This file is part of GNUnet.
-     Copyright (C) 2001, 2002, 2003, 2004, 2009, 2011 GNUnet e.V.
+     Copyright (C) 2001, 2002, 2003, 2004, 2009, 2011, 2021 GNUnet e.V.
 
      GNUnet is free software: you can redistribute it and/or modify it
      under the terms of the GNU Affero General Public License as published
diff --git a/src/include/gnunet_dht_service.h b/src/include/gnunet_dht_service.h
index 160beffdd..15da9ecdd 100644
--- a/src/include/gnunet_dht_service.h
+++ b/src/include/gnunet_dht_service.h
@@ -1,6 +1,6 @@
 /*
       This file is part of GNUnet
-      Copyright (C) 2004-2013, 2016 GNUnet e.V.
+      Copyright (C) 2004-2013, 2016, 2022 GNUnet e.V.
 
       GNUnet is free software: you can redistribute it and/or modify it
       under the terms of the GNU Affero General Public License as published
@@ -113,6 +113,61 @@ enum GNUNET_DHT_RouteOption
 };
 
 
+GNUNET_NETWORK_STRUCT_BEGIN
+
+/**
+ * Message signed by a peer when doing path tracking.
+ */
+struct GNUNET_DHT_HopSignature
+{
+  /**
+   * Must be #GNUNET_SIGNATURE_PURPOSE_DHT_HOP.
+   */
+  struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
+
+  /**
+   * Previous hop the message was received from.  All zeros
+   * if this peer was the initiator.
+   */
+  struct GNUNET_PeerIdentity pred;
+
+  /**
+   * Next hop the message was forwarded to.
+   */
+  struct GNUNET_PeerIdentity succ;
+};
+
+
+/**
+ * A (signed) path tracking a block's flow through the DHT is represented by
+ * an array of path elements, each consisting of a peer on the path and a
+ * signature by which the peer affirms its routing decision.
+ */
+struct GNUNET_DHT_PathElement
+{
+
+  /**
+   * Previous peer on the path (matches "pred" in the signed field).
+   *
+   * The public key used to create the @e sig is in the *next* path element,
+   * or is the sender of the message if this was the last path element.
+   *
+   * The "succ" field can be found in 'pred' if there are two more path
+   * elements in the path, is the sender if there is only one more path
+   * element, or the recipient if this was the last element on the path.
+   */
+  struct GNUNET_PeerIdentity pred;
+
+  /**
+   * Signature affirming the hop of type
+   * #GNUNET_SIGNATURE_PURPOSE_DHT_HOP.
+   */
+  struct GNUNET_CRYPTO_EddsaSignature sig;
+
+};
+
+GNUNET_NETWORK_STRUCT_END
+
 /**
  * Initialize the connection with the DHT service.
  *

-- 
To stop receiving notification emails like this one, please contact
gnunet@gnunet.org.