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/*
This file is part of GNUnet.
(C) 2008--2013 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 2, 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.
*/
/**
* @file testbed/gnunet-service-testbed_links.h
* @brief TESTBED service components that deals with starting slave controllers
* and establishing lateral links between controllers
* @author Sree Harsha Totakura
*/
struct Neighbour;
/**
* Structure representing a connected(directly-linked) controller
*/
struct Slave
{
/**
* The controller process handle if we had started the controller
*/
struct GNUNET_TESTBED_ControllerProc *controller_proc;
/**
* The controller handle
*/
struct GNUNET_TESTBED_Controller *controller;
/**
* handle to lcc which is associated with this slave startup. Should be set to
* NULL when the slave has successfully started up
*/
struct LinkControllersContext *lcc;
/**
* Head of the host registration DLL
*/
struct HostRegistration *hr_dll_head;
/**
* Tail of the host registration DLL
*/
struct HostRegistration *hr_dll_tail;
/**
* The current host registration handle
*/
struct GNUNET_TESTBED_HostRegistrationHandle *rhandle;
/**
* Hashmap to hold Registered host contexts
*/
struct GNUNET_CONTAINER_MultiHashMap *reghost_map;
/**
* Operation handle for opening a lateral connection to another controller.
* Will be NULL if the slave controller is started by this controller
*/
struct GNUNET_TESTBED_Operation *conn_op;
/**
* The id of the host this controller is running on
*/
uint32_t host_id;
};
/**
* A list of directly linked neighbours
*/
extern struct Slave **GST_slave_list;
/**
* The size of directly linked neighbours list
*/
extern unsigned int GST_slave_list_size;
void
GST_neighbour_list_clean();
struct Neighbour *
GST_get_neighbour (uint32_t id);
void
GST_free_nccq ();
struct NeighbourConnectNotification;
typedef void (*GST_NeigbourConnectNotifyCallback) (void *cls,
struct
GNUNET_TESTBED_Controller
*controller);
struct NeighbourConnectNotification *
GST_neighbour_get_connection (struct Neighbour *n,
GST_NeigbourConnectNotifyCallback cb,
void *cb_cls);
void
GST_neighbour_get_connection_cancel (struct NeighbourConnectNotification *h);
void
GST_neighbour_release_connection (struct Neighbour *n);
/**
* Message handler for GNUNET_MESSAGE_TYPE_TESTBED_LCONTROLLERS message
*
* @param cls NULL
* @param client identification of the client
* @param message the actual message
*/
void
GST_handle_link_controllers (void *cls, struct GNUNET_SERVER_Client *client,
const struct GNUNET_MessageHeader *message);
/**
* Cleans up the slave list
*/
void
GST_slave_list_clear ();
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