/usr/include/liggghts/memory_ns.h is in libliggghts-dev 2.3.8-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 | /* ----------------------------------------------------------------------
LIGGGHTS - LAMMPS Improved for General Granular and Granular Heat
Transfer Simulations
LIGGGHTS is part of the CFDEMproject
www.liggghts.com | www.cfdem.com
This file was modified with respect to the release in LAMMPS
Modifications are Copyright 2009-2012 JKU Linz
Copyright 2012- DCS Computing GmbH, Linz
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.
See the README file in the top-level directory.
------------------------------------------------------------------------- */
#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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