/usr/include/liggghts/memory_ns.h is in libliggghts-dev 3.7.0+repack1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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This is the
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╚══════╝╚═╝ ╚═════╝ ╚═════╝ ╚═════╝ ╚═╝ ╚═╝ ╚═╝ ╚══════╝®
DEM simulation engine, released by
DCS Computing Gmbh, Linz, Austria
http://www.dcs-computing.com, office@dcs-computing.com
LIGGGHTS® is part of CFDEM®project:
http://www.liggghts.com | http://www.cfdem.com
Core developer and main author:
Christoph Kloss, christoph.kloss@dcs-computing.com
LIGGGHTS® is open-source, distributed under the terms of the GNU Public
License, version 2 or later. It 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. You should have
received a copy of the GNU General Public License along with LIGGGHTS®.
If not, see http://www.gnu.org/licenses . See also top-level README
and LICENSE files.
LIGGGHTS® and CFDEM® are registered trade marks of DCS Computing GmbH,
the producer of the LIGGGHTS® software and the CFDEM®coupling software
See http://www.cfdem.com/terms-trademark-policy for details.
-------------------------------------------------------------------------
Contributing author and copyright for this file:
This file is from LAMMPS, but has been modified. Copyright for
modification:
Copyright 2012- DCS Computing GmbH, Linz
Copyright 2009-2012 JKU Linz
Copyright of original file:
LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
http://lammps.sandia.gov, Sandia National Laboratories
Steve Plimpton, sjplimp@sandia.gov
Copyright (2003) Sandia Corporation. Under the terms of Contract
DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
certain rights in this software. This software is distributed under
the GNU General Public License.
------------------------------------------------------------------------- */
#ifndef LMP_MEMORY_NS_H
#define LMP_MEMORY_NS_H
#include <stdlib.h>
#include "lmptype.h"
using namespace LAMMPS_NS;
namespace LAMMPS_MEMORY_NS {
/* ----------------------------------------------------------------------
create a 1d array
------------------------------------------------------------------------- */
template <typename TYPE>
TYPE *create(TYPE *&array, int n)
{
bigint nbytes = ((bigint) sizeof(TYPE)) * n;
array = (TYPE *) malloc(nbytes);
return array;
}
/* ----------------------------------------------------------------------
grow or shrink 1d array
------------------------------------------------------------------------- */
template <typename TYPE>
TYPE *grow(TYPE *&array, int n)
{
if (array == NULL) return create(array,n);
bigint nbytes = ((bigint) sizeof(TYPE)) * n;
array = (TYPE *) realloc(array,nbytes);
return array;
}
/* ----------------------------------------------------------------------
destroy a 1d array
------------------------------------------------------------------------- */
template <typename TYPE>
void destroy(TYPE *array)
{
free(array);
}
/* ----------------------------------------------------------------------
create a 2d array
------------------------------------------------------------------------- */
template <typename TYPE>
TYPE **create(TYPE **&array, int n1, int n2)
{
bigint nbytes = ((bigint) sizeof(TYPE)) * n1*n2;
TYPE *data = (TYPE *) malloc(nbytes);
nbytes = ((bigint) sizeof(TYPE *)) * n1;
array = (TYPE **) malloc(nbytes);
bigint n = 0;
for (int i = 0; i < n1; i++) {
array[i] = &data[n];
n += n2;
}
return array;
}
/* ----------------------------------------------------------------------
grow or shrink 1st dim of a 2d array
last dim must stay the same
------------------------------------------------------------------------- */
template <typename TYPE>
TYPE **grow(TYPE **&array, int n1, int n2)
{
if (array == NULL) return create(array,n1,n2);
bigint nbytes = ((bigint) sizeof(TYPE)) * n1*n2;
TYPE *data = (TYPE *) realloc(array[0],nbytes);
nbytes = ((bigint) sizeof(TYPE *)) * n1;
array = (TYPE **) realloc(array,nbytes);
bigint n = 0;
for (int i = 0; i < n1; i++) {
array[i] = &data[n];
n += n2;
}
return array;
}
/* ----------------------------------------------------------------------
destroy a 2d array
------------------------------------------------------------------------- */
template <typename TYPE>
void destroy(TYPE **array)
{
if (array == NULL) return;
free(array[0]);
free(array);
}
/* ----------------------------------------------------------------------
create a 3d array
------------------------------------------------------------------------- */
template <typename TYPE>
TYPE ***create(TYPE ***&array, int n1, int n2, int n3)
{
bigint nbytes = ((bigint) sizeof(TYPE)) * n1*n2*n3;
TYPE *data = (TYPE *) malloc(nbytes);
nbytes = ((bigint) sizeof(TYPE *)) * n1*n2;
TYPE **plane = (TYPE **) malloc(nbytes);
nbytes = ((bigint) sizeof(TYPE **)) * n1;
array = (TYPE ***) malloc(nbytes);
int i,j;
bigint m;
bigint n = 0;
for (i = 0; i < n1; i++) {
m = ((bigint) i) * n2;
array[i] = &plane[m];
for (j = 0; j < n2; j++) {
plane[m+j] = &data[n];
n += n3;
}
}
return array;
}
/* ----------------------------------------------------------------------
grow or shrink 1st dim of a 3d array
last 2 dims must stay the same
------------------------------------------------------------------------- */
template <typename TYPE>
TYPE ***grow(TYPE ***&array, int n1, int n2, int n3)
{
if (array == NULL) return create(array,n1,n2,n3);
bigint nbytes = ((bigint) sizeof(TYPE)) * n1*n2*n3;
TYPE *data = (TYPE *) realloc(array[0][0],nbytes);
nbytes = ((bigint) sizeof(TYPE *)) * n1*n2;
TYPE **plane = (TYPE **) realloc(array[0],nbytes);
nbytes = ((bigint) sizeof(TYPE **)) * n1;
array = (TYPE ***) realloc(array,nbytes);
int i,j;
bigint m;
bigint n = 0;
for (i = 0; i < n1; i++) {
m = ((bigint) i) * n2;
array[i] = &plane[m];
for (j = 0; j < n2; j++) {
plane[m+j] = &data[n];
n += n3;
}
}
return array;
}
/* ----------------------------------------------------------------------
destroy a 3d array
------------------------------------------------------------------------- */
template <typename TYPE>
void destroy(TYPE ***array)
{
if (array == NULL) return;
free(array[0][0]);
free(array[0]);
free(array);
}
} /* LAMMPS_NS */
#endif /* MEMORY_H_ */
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