#define MESH_H_
#include <stdint.h>
-#include <gnunet_mesh_service_new.h>
+#define MESH_DEBUG GNUNET_YES
+
+
+#include "platform.h"
#include "gnunet_common.h"
+#include "gnunet_util_lib.h"
+#include "gnunet_peer_lib.h"
+#include "gnunet_core_service.h"
+#include "gnunet_protocols.h"
+#include <gnunet_mesh_service_new.h>
/******************************************************************************/
/******************** MESH LOCAL MESSAGES *************************/
/* Any API call should be documented in the folowing table under API CALL.
* Also, any message type should be documented in the following table, with the
* associated event.
- *
+ *
* API CALL (GNUNET_MESH_*) MESSAGE USED
* ------------------------ ------------
* connect GNUNET_MESH_ClientConnect
* peer_request_connect_del GNUNET_MESH_PeerControl
* peer_request_connect_by_type GNUNET_MESH_ConnectPeerByType
*
- * notify_transmit_ready GNUNET_MESH_TransmitReady
+ * notify_transmit_ready *GNUNET_MESH_TransmitReady?*
* notify_transmit_ready_cancel None (clear of internal data structures)
- *
- *
- *
+ *
+ *
+ *
* EVENT MESSAGE USED
* ----- ------------
- * notify_transmit_ready reply GNUNET_MESH_TransmitReady
- * notify_transmit_ready data GNUNET_MESH_Data OR
+ * data GNUNET_MESH_Data OR
* GNUNET_MESH_DataBroadcast
* new incoming tunnel GNUNET_MESH_PeerControl
* peer connects to a tunnel GNUNET_MESH_PeerControl
/************************** CONSTANTS ******************************/
/******************************************************************************/
-#define GNUNET_MESH_LOCAL_TUNNEL_ID_MARK 0x80000000
+#define GNUNET_MESH_LOCAL_TUNNEL_ID_CLI 0x80000000
+#define GNUNET_MESH_LOCAL_TUNNEL_ID_SERV 0xB0000000
+#define CORE_QUEUE_SIZE 10
+#define LOCAL_QUEUE_SIZE 100
/******************************************************************************/
/************************** MESSAGES ******************************/
/**
* Message for a client to register to the service
*/
-struct GNUNET_MESH_ClientConnect {
+struct GNUNET_MESH_ClientConnect
+{
/**
* Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_CONNECT
*
* Size: sizeof(struct GNUNET_MESH_ClientConnect) +
- * sizeof(uint16_t) * types +
- * sizeof(MESH_ApplicationType) * applications
+ * sizeof(MESH_ApplicationType) * applications +
+ * sizeof(uint16_t) * types
*/
- struct GNUNET_MessageHeader header;
- uint16_t types GNUNET_PACKED;
- uint16_t applications GNUNET_PACKED;
- /* uint16_t list_types[types] */
- /* uint16_t list_apps[applications] */
+ struct GNUNET_MessageHeader header;
+ uint16_t applications GNUNET_PACKED;
+ uint16_t types GNUNET_PACKED;
+ /* uint16_t list_apps[applications] */
+ /* uint16_t list_types[types] */
};
/**
* Type for tunnel numbering.
- * - Local tunnel numbers are >= 0x80000000
+ * - Local tunnel numbers given by the service (incoming) are >= 0xB0000000
+ * - Local tunnel numbers given by the client (created) are >= 0x80000000
* - Global tunnel numbers are < 0x80000000
*/
typedef uint32_t MESH_TunnelNumber;
/**
* Message for a client to create and destroy tunnels.
*/
-struct GNUNET_MESH_TunnelMessage {
+struct GNUNET_MESH_TunnelMessage
+{
/**
* Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_TUNNEL_[CREATE|DESTROY]
*
* Size: sizeof(struct GNUNET_MESH_TunnelMessage)
*/
- struct GNUNET_MessageHeader header;
+ struct GNUNET_MessageHeader header;
/**
* ID of a tunnel controlled by this client.
*/
- MESH_TunnelNumber tunnel_id GNUNET_PACKED;
+ MESH_TunnelNumber tunnel_id GNUNET_PACKED;
+};
+
+
+/**
+ * Message for the service to let a client know about created tunnels.
+ */
+struct GNUNET_MESH_TunnelNotification
+{
+ /**
+ * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_TUNNEL_CREATE
+ *
+ * Size: sizeof(struct GNUNET_MESH_TunnelMessage)
+ */
+ struct GNUNET_MessageHeader header;
+
+ /**
+ * ID of a tunnel controlled by this client.
+ */
+ MESH_TunnelNumber tunnel_id GNUNET_PACKED;
+
+ /**
+ * Peer at the other end, if any
+ */
+ struct GNUNET_PeerIdentity peer;
};
/**
* -- unrequested (new incoming tunnels)
* - notify the client that peers have disconnected
*/
-struct GNUNET_MESH_PeerControl {
+struct GNUNET_MESH_PeerControl
+{
/**
* Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_CONNECT_PEER_[ADD|DEL]
* (client to service, client created tunnel)
* GNUNET_MESSAGE_TYPE_MESH_LOCAL_PEER_[CONNECTED|DISCONNECTED]
* (service to client)
- *
- * Size: sizeof(struct GNUNET_MESH_PeerControl)
+ *
+ * Size: sizeof(struct GNUNET_MESH_PeerControl)
*/
- struct GNUNET_MessageHeader header;
+ struct GNUNET_MessageHeader header;
/**
* ID of a tunnel controlled by this client.
*/
- MESH_TunnelNumber tunnel_id GNUNET_PACKED;
-
+ MESH_TunnelNumber tunnel_id GNUNET_PACKED;
+
/**
* Peer to connect/disconnect.
*/
- struct GNUNET_PeerIdentity peer;
+ struct GNUNET_PeerIdentity peer;
};
/**
* Message for connecting to peers offering a certain service.
*/
-struct GNUNET_MESH_ConnectPeerByType {
+struct GNUNET_MESH_ConnectPeerByType
+{
/**
- * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_CONNECT_PEER_BY_TYPE
+ * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_CONNECT_PEER_BY_TYPE |
+ * GNUNET_MESSAGE_TYPE_MESH_LOCAL_DISCONNECT_PEER_BY_TYPE
*/
- struct GNUNET_MessageHeader header;
+ struct GNUNET_MessageHeader header;
/**
* ID of a tunnel controlled by this client.
*/
- MESH_TunnelNumber tunnel_id GNUNET_PACKED;
-
+ MESH_TunnelNumber tunnel_id GNUNET_PACKED;
+
/**
- * Type specification
+ * Type specification
*/
- GNUNET_MESH_ApplicationType type GNUNET_PACKED;
+ GNUNET_MESH_ApplicationType type GNUNET_PACKED;
};
+/******************************************************************************/
+/************************ ENUMERATIONS ****************************/
+/******************************************************************************/
+
/**
- * Message for notifying the service that the client wants to send data or
- * notifying a client that the service is ready to accept data.
+ * All the states a peer participating in a tunnel can be in.
*/
-struct GNUNET_MESH_TransmitReady {
+enum MeshPeerState
+{
/**
- * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_REQUEST_TRANSMIT_READY
- * GNUNET_MESSAGE_TYPE_MESH_LOCAL_NOTIFY_TRANSMIT_READY
+ * Peer is the root and owner of the tree
*/
- struct GNUNET_MessageHeader header;
+ MESH_PEER_ROOT,
/**
- * ID of a tunnel controlled by this client.
+ * Peer only retransmits traffic, is not a final destination
*/
- MESH_TunnelNumber tunnel_id GNUNET_PACKED;
+ MESH_PEER_RELAY,
/**
- * Size of message we would like to transmit to this tunnel
+ * Path to the peer not known yet
*/
- uint32_t msg_size GNUNET_PACKED;
-};
-
+ MESH_PEER_SEARCHING,
-/**
- * Message to encapsulate data transmitted to/from the service
- */
-struct GNUNET_MESH_Data {
/**
- * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_DATA
- * (client to service, or service to client)
- * Size: sizeof(struct GNUNET_MESH_Data) + sizeof (data)
+ * Request sent, not yet answered.
*/
- struct GNUNET_MessageHeader header;
+ MESH_PEER_WAITING,
/**
- * ID of a tunnel controlled by this client.
+ * Peer connected and ready to accept data
*/
- MESH_TunnelNumber tunnel_id GNUNET_PACKED;
+ MESH_PEER_READY,
/**
- * Source or destination of the message (depending on direction).
+ * Peer connected previosly but not responding
*/
- struct GNUNET_PeerIdentity peer_id;
-
- /* uint8_t data[] */
+ MESH_PEER_RECONNECTING
};
-/**
- * Message to encapsulate broadcast data transmitted to the service
- */
-struct GNUNET_MESH_DataBroadcast {
- /**
- * Type: GNUNET_MESSAGE_TYPE_MESH_LOCAL_DATA_BROADCAST
- * (client to service only, client created tunnel)
- * Size: sizeof(struct GNUNET_MESH_DataBroadcast) + sizeof (data)
- */
- struct GNUNET_MessageHeader header;
-
- /**
- * ID of a tunnel controlled by this client.
- */
- MESH_TunnelNumber tunnel_id GNUNET_PACKED;
-
- /* uint8_t data[] */
-};
#endif