#ifdef __cplusplus
extern "C"
{
-#if 0 /* keep Emacsens' auto-indent happy */
+#if 0
+ /* keep Emacsens' auto-indent happy */
}
#endif
#endif
+#define MESH_TUNNEL_OPT_SPEED_MIN 0x1
+#define MESH_TUNNEL_OPT_NOBUFFER 0x2
+
+
/******************************************************************************/
/******************** 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]
+ * Type: GNUNET_MESSAGE_TYPE_MESH_PATH_[CREATE|CHANGE|ADD|DESTROY]
*
* Size: sizeof(struct GNUNET_MESH_ManipulatePath) +
* path_length * sizeof (struct GNUNET_PeerIdentity)
*/
- struct GNUNET_MessageHeader header;
+ struct GNUNET_MessageHeader header;
/**
* Global id of the tunnel this path belongs to,
* unique in conjunction with the origin.
*/
- uint32_t tid GNUNET_PACKED;
+ uint32_t tid GNUNET_PACKED;
/**
- * Information about speed requirements. If the tunnel cannot sustain the
- * minimum bandwidth, packets are to be dropped.
+ * Tunnel options (MESH_TUNNEL_OPT_*).
*/
- uint32_t speed_min GNUNET_PACKED;
+ uint32_t opt GNUNET_PACKED;
/**
- * 64-bit alignment.
+ * 64 bit alignment padding.
*/
- uint32_t reserved GNUNET_PACKED;
+ uint32_t reserved 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]; */
+ /* struct GNUNET_PeerIdentity peers[path_length]; */
};
/**
* Message for mesh data traffic to all tunnel targets.
*/
-struct GNUNET_MESH_OriginMulticast
+struct GNUNET_MESH_Multicast
{
/**
- * Type: GNUNET_MESSAGE_TYPE_DATA_MULTICAST
+ * Type: GNUNET_MESSAGE_TYPE_MESH_MULTICAST
*/
- struct GNUNET_MessageHeader header;
+ struct GNUNET_MessageHeader header;
/**
* TID of the tunnel
*/
- uint32_t tid GNUNET_PACKED;
+ uint32_t tid GNUNET_PACKED;
+
+ /**
+ * Number of hops to live
+ */
+ uint32_t ttl GNUNET_PACKED;
+
+ /**
+ * Unique ID of the packet
+ */
+ uint32_t pid GNUNET_PACKED;
/**
* OID of the tunnel
*/
- struct GNUNET_PeerIdentity oid;
+ struct GNUNET_PeerIdentity oid;
/**
* Payload follows
/**
* Message for mesh data traffic to a particular destination from origin.
*/
-struct GNUNET_MESH_DataMessageFromOrigin
+struct GNUNET_MESH_Unicast
{
/**
- * Type: GNUNET_MESSAGE_TYPE_DATA_MESSAGE_FROM_ORIGIN
+ * Type: GNUNET_MESSAGE_TYPE_MESH_UNICAST
*/
- struct GNUNET_MessageHeader header;
+ struct GNUNET_MessageHeader header;
/**
* TID of the tunnel
*/
- uint32_t tid GNUNET_PACKED;
+ uint32_t tid GNUNET_PACKED;
+
+ /**
+ * Number of hops to live
+ */
+ uint32_t ttl GNUNET_PACKED;
+
+ /**
+ * Unique ID of the packet
+ */
+ uint32_t pid GNUNET_PACKED;
/**
* OID of the tunnel
*/
- struct GNUNET_PeerIdentity oid;
+ struct GNUNET_PeerIdentity oid;
/**
* Destination.
*/
- struct GNUNET_PeerIdentity destination;
+ struct GNUNET_PeerIdentity destination;
/**
* Payload follows
/**
* Message for mesh data traffic from a tunnel participant to origin.
*/
-struct GNUNET_MESH_DataMessageToOrigin
+struct GNUNET_MESH_ToOrigin
{
/**
- * Type: GNUNET_MESSAGE_TYPE_DATA_MESSAGE_TO_ORIGIN
+ * Type: GNUNET_MESSAGE_TYPE_MESH_TO_ORIGIN
*/
- struct GNUNET_MessageHeader header;
+ struct GNUNET_MessageHeader header;
/**
* TID of the tunnel
*/
- uint32_t tid GNUNET_PACKED;
+ uint32_t tid GNUNET_PACKED;
+
+ /**
+ * Number of hops to live
+ */
+ uint32_t ttl GNUNET_PACKED;
+
+ /**
+ * Unique ID of the packet
+ */
+ uint32_t pid GNUNET_PACKED;
/**
* OID of the tunnel
*/
- struct GNUNET_PeerIdentity oid;
+ struct GNUNET_PeerIdentity oid;
/**
* Sender of the message.
*/
- struct GNUNET_PeerIdentity sender;
+ struct GNUNET_PeerIdentity sender;
/**
* Payload follows
*/
};
+
+/**
+ * Message to acknowledge mesh data traffic.
+ */
+struct GNUNET_MESH_ACK
+{
+ /**
+ * Type: GNUNET_MESSAGE_TYPE_MESH_ACK
+ */
+ struct GNUNET_MessageHeader header;
+
+ /**
+ * TID of the tunnel
+ */
+ uint32_t tid GNUNET_PACKED;
+
+ /**
+ * OID of the tunnel
+ */
+ struct GNUNET_PeerIdentity oid;
+
+ /**
+ * Maximum packet ID authorized.
+ */
+ uint32_t pid;
+
+};
+
+/**
+ * Message to query a peer about its Flow Control status regarding a tunnel.
+ */
+struct GNUNET_MESH_Poll
+{
+ /**
+ * Type: GNUNET_MESSAGE_TYPE_MESH_POLL
+ */
+ struct GNUNET_MessageHeader header;
+
+ /**
+ * TID of the tunnel
+ */
+ uint32_t tid GNUNET_PACKED;
+
+ /**
+ * OID of the tunnel
+ */
+ struct GNUNET_PeerIdentity oid;
+
+ /**
+ * Last ACK received.
+ */
+ uint32_t last_ack;
+};
+
+/**
+ * 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 mesh flow control
+ * Message for notifying a disconnection in a path
*/
-struct GNUNET_MESH_SpeedNotify
+struct GNUNET_MESH_PathBroken
{
/**
- * Type: GNUNET_MESSAGE_TYPE_DATA_SPEED_NOTIFY
+ * Type: GNUNET_MESSAGE_TYPE_MESH_PATH_BROKEN
*/
- struct GNUNET_MessageHeader header;
+ struct GNUNET_MessageHeader header;
/**
* TID of the tunnel
*/
- uint32_t tid GNUNET_PACKED;
+ uint32_t tid GNUNET_PACKED;
/**
* OID of the tunnel
*/
- struct GNUNET_PeerIdentity oid;
+ 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;
/**
- * Slowest link down the path (above minimum speed requirement).
+ * OID of the tunnel
*/
- uint32_t speed_min;
+ struct GNUNET_PeerIdentity oid;
+
+ /* TODO: signature */
+};
+
+/**
+ * Message to destroy a tunnel
+ */
+struct GNUNET_MESH_TunnelKeepAlive
+{
+ /**
+ * Type: GNUNET_MESSAGE_TYPE_MESH_PATH_KEEPALIVE
+ */
+ struct GNUNET_MessageHeader header;
+
+ /**
+ * TID of the tunnel
+ */
+ uint32_t tid GNUNET_PACKED;
+
+ /**
+ * OID of the tunnel
+ */
+ struct GNUNET_PeerIdentity oid;
};
+
+
+GNUNET_NETWORK_STRUCT_END
+
#if 0 /* keep Emacsens' auto-indent happy */
{
#endif
}
#endif
-/* ifndef MES_PROTOCOL_H */
+/* ifndef MESH_PROTOCOL_H */
#endif
/* end of mesh_protocol.h */