Imported Upstream version 0.9.2upstream/0.9.2

1 files changed, 292 insertions, 0 deletions

diff --git a/src/mesh/mesh_protocol.h b/src/mesh/mesh_protocol.h
new file mode 100644
index 0000000..885f1f3
--- /dev/null
+++ b/src/mesh/mesh_protocol.h
@@ -0,0 +1,292 @@
+/*
+     This file is part of GNUnet.
+     (C) 2001 - 2011 Christian Grothoff (and other contributing authors)
+
+     GNUnet is free software; you can redistribute it and/or modify
+     it under the terms of the GNU General Public License as published
+     by the Free Software Foundation; either version 3, or (at your
+     option) any later version.
+
+     GNUnet is distributed in the hope that it will be useful, but
+     WITHOUT ANY WARRANTY; without even the implied warranty of
+     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+     General Public License for more details.
+
+     You should have received a copy of the GNU General Public License
+     along with GNUnet; see the file COPYING.  If not, write to the
+     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+     Boston, MA 02111-1307, USA.
+*/
+
+/**
+ * @author Bartlomiej Polot
+ * @file mesh/mesh_protocol.h
+ */
+
+#ifndef MESH_PROTOCOL_H_
+#define MESH_PROTOCOL_H_
+
+#ifdef __cplusplus
+extern "C"
+{
+#if 0
+  /* keep Emacsens' auto-indent happy */
+}
+#endif
+#endif
+
+/******************************************************************************/
+/********************      MESH NETWORK MESSAGES     **************************/
+/******************************************************************************/
+
+GNUNET_NETWORK_STRUCT_BEGIN
+
+/**
+ * Message for mesh path management
+ */
+struct GNUNET_MESH_ManipulatePath
+{
+    /**
+     * Type: GNUNET_MESSAGE_TYPE_MESH_PATH_[CREATE|CHANGE|ADD|DEL]
+     *
+     * Size: sizeof(struct GNUNET_MESH_ManipulatePath) +
+     *       path_length * sizeof (struct GNUNET_PeerIdentity)
+     */
+  struct GNUNET_MessageHeader header;
+
+    /**
+     * Global id of the tunnel this path belongs to,
+     * unique in conjunction with the origin.
+     */
+  uint32_t tid GNUNET_PACKED;
+
+    /**
+     * path_length structs defining the *whole* path from the origin [0] to the
+     * final destination [path_length-1].
+     */
+  /* struct GNUNET_PeerIdentity peers[path_length]; */
+};
+
+/**
+ * Message for mesh data traffic to all tunnel targets.
+ */
+struct GNUNET_MESH_Multicast
+{
+    /**
+     * Type: GNUNET_MESSAGE_TYPE_MESH_MULTICAST
+     */
+  struct GNUNET_MessageHeader header;
+
+    /**
+     * TID of the tunnel
+     */
+  uint32_t tid GNUNET_PACKED;
+
+    /**
+     * Number of hops to live
+     */
+  uint32_t ttl GNUNET_PACKED;
+
+    /**
+     * Unique ID of the packet
+     */
+  uint32_t mid GNUNET_PACKED;
+
+    /**
+     * OID of the tunnel
+     */
+  struct GNUNET_PeerIdentity oid;
+
+    /**
+     * Payload follows
+     */
+};
+
+
+/**
+ * Message for mesh data traffic to a particular destination from origin.
+ */
+struct GNUNET_MESH_Unicast
+{
+    /**
+     * Type: GNUNET_MESSAGE_TYPE_MESH_UNICAST
+     */
+  struct GNUNET_MessageHeader header;
+
+    /**
+     * TID of the tunnel
+     */
+  uint32_t tid GNUNET_PACKED;
+
+    /**
+     * OID of the tunnel
+     */
+  struct GNUNET_PeerIdentity oid;
+
+    /**
+     * Destination.
+     */
+  struct GNUNET_PeerIdentity destination;
+
+    /**
+     * Payload follows
+     */
+};
+
+
+/**
+ * Message for mesh data traffic from a tunnel participant to origin.
+ */
+struct GNUNET_MESH_ToOrigin
+{
+    /**
+     * Type: GNUNET_MESSAGE_TYPE_MESH_TO_ORIGIN
+     */
+  struct GNUNET_MessageHeader header;
+
+    /**
+     * TID of the tunnel
+     */
+  uint32_t tid GNUNET_PACKED;
+
+    /**
+     * OID of the tunnel
+     */
+  struct GNUNET_PeerIdentity oid;
+
+    /**
+     * Sender of the message.
+     */
+  struct GNUNET_PeerIdentity sender;
+
+    /**
+     * Payload follows
+     */
+};
+
+
+/**
+ * Message for ack'ing a path
+ */
+struct GNUNET_MESH_PathACK
+{
+    /**
+     * Type: GNUNET_MESSAGE_TYPE_MESH_PATH_ACK
+     */
+  struct GNUNET_MessageHeader header;
+
+    /**
+     * TID of the tunnel
+     */
+  uint32_t tid GNUNET_PACKED;
+
+    /**
+     * OID of the tunnel
+     */
+  struct GNUNET_PeerIdentity oid;
+
+    /**
+     * ID of the endpoint
+     */
+  struct GNUNET_PeerIdentity peer_id;
+
+  /* TODO: signature */
+};
+
+
+/**
+ * Message for notifying a disconnection in a path
+ */
+struct GNUNET_MESH_PathBroken
+{
+    /**
+     * Type: GNUNET_MESSAGE_TYPE_MESH_PATH_BROKEN
+     */
+  struct GNUNET_MessageHeader header;
+
+    /**
+     * TID of the tunnel
+     */
+  uint32_t tid GNUNET_PACKED;
+
+    /**
+     * OID of the tunnel
+     */
+  struct GNUNET_PeerIdentity oid;
+
+    /**
+     * ID of the endpoint
+     */
+  struct GNUNET_PeerIdentity peer1;
+
+    /**
+     * ID of the endpoint
+     */
+  struct GNUNET_PeerIdentity peer2;
+
+  /* TODO: signature */
+};
+
+
+/**
+ * Message to destroy a tunnel
+ */
+struct GNUNET_MESH_TunnelDestroy
+{
+    /**
+     * Type: GNUNET_MESSAGE_TYPE_MESH_TUNNEL_DESTROY
+     */
+  struct GNUNET_MessageHeader header;
+
+    /**
+     * TID of the tunnel
+     */
+  uint32_t tid GNUNET_PACKED;
+
+    /**
+     * OID of the tunnel
+     */
+  struct GNUNET_PeerIdentity oid;
+
+  /* TODO: signature */
+};
+
+
+/**
+ * Message for mesh flow control
+ */
+struct GNUNET_MESH_SpeedNotify
+{
+    /**
+     * Type: GNUNET_MESSAGE_TYPE_DATA_SPEED_NOTIFY
+     */
+  struct GNUNET_MessageHeader header;
+
+    /**
+     * TID of the tunnel
+     */
+  uint32_t tid GNUNET_PACKED;
+
+    /**
+     * OID of the tunnel
+     */
+  struct GNUNET_PeerIdentity oid;
+
+    /**
+     * Slowest link down the path (above minimum speed requirement).
+     */
+  uint32_t speed_min;
+
+};
+GNUNET_NETWORK_STRUCT_END
+
+#if 0                           /* keep Emacsens' auto-indent happy */
+{
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+/* ifndef MES_PROTOCOL_H */
+#endif
+/* end of mesh_protocol.h */