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/*
This file is part of GNUnet
(C) 2008--2012 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.
*/
/**
* @file testbed/testbed_api_topology.h
* @brief header for intra library exported functions
* @author Sree Harsha Totakura <sreeharsha@totakura.in>
*/
#ifndef TESTBED_API_TOPOLOGY_H
#define TESTBED_API_TOPOLOGY_H
/**
* Returns the number of links that are required to generate a 2d torus for the
* given number of peers. Also returns the arrangment (number of rows and the
* length of each row)
*
* @param num_peers number of peers
* @param rows number of rows in the 2d torus. Can be NULL.
* @param rows_len the length of each row. This array will be allocated
* fresh. The caller should free it. Can be NULL.
*/
unsigned int
GNUNET_TESTBED_2dtorus_calc_links (unsigned int num_peers, unsigned int *rows,
unsigned int **rows_len);
/**
* Get a topology from a string input.
*
* @param topology where to write the retrieved topology
* @param topology_string The string to attempt to
* get a configuration value from
* @return GNUNET_YES if topology string matched a
* known topology, GNUNET_NO if not
*/
int
GNUNET_TESTBED_topology_get_ (enum GNUNET_TESTBED_TopologyOption *topology,
const char *topology_string);
/**
* Returns the string corresponding to the given topology
*
* @param topology the topology
* @return the string (freshly allocated) of given topology; NULL if topology cannot be
* expressed as a string
*/
char *
GNUNET_TESTBED_topology_to_str_ (enum GNUNET_TESTBED_TopologyOption topology);
#endif
/* end of testbed_api_topology.h */
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