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r"""
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"""
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#*****************************************************************************
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#       Copyright (C) 2017 Paul Leopardi [email protected]
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#
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#  Distributed under the terms of the GNU General Public License (GPL)
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#  as published by the Free Software Foundation; either version 2 of
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#  the License, or (at your option) any later version.
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#                  http://www.gnu.org/licenses/
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#*****************************************************************************
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import sys
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from mpi4py import MPI
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from sage.all_cmdline import *
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from boolean_cayley_graphs.classify_in_mpi_parallel import save_class_parts_in_parallel
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r"""
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"""
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# Check that the correct number of arguments exist.
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if len(sys.argv) != 4:
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    print("Usage: save_cast128_in_mpi_parallel bnbr fnbr c_len")
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    sys.exit(1)
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# Convert the arguments to int.
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bnbr  = int(sys.argv[1]) # S-box number
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fnbr  = int(sys.argv[2]) # Function number within S-box
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c_len = int(sys.argv[3]) # Number of c values per class part.
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# Get our MPI rank.
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comm = MPI.COMM_WORLD
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rank = comm.Get_rank()
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# Load the required bent function.
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load("read_cast_128_s_boxes.sage")
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s_boxes = read_s_boxes_file()
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bentf = s_boxes[bnbr][fnbr]
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# Save the classification in parts with c_len matrix rows each.
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save_class_parts_in_parallel(
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    comm,
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    "cast128_"+str(bnbr)+"_"+str(fnbr),
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    bentf,
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    c_len=c_len)
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sys.exit(0)
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