2 * Copyright (c) 2015 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 Copyright (c) 2001, 2002, 2003 Eliot Dresselhaus
18 Permission is hereby granted, free of charge, to any person obtaining
19 a copy of this software and associated documentation files (the
20 "Software"), to deal in the Software without restriction, including
21 without limitation the rights to use, copy, modify, merge, publish,
22 distribute, sublicense, and/or sell copies of the Software, and to
23 permit persons to whom the Software is furnished to do so, subject to
24 the following conditions:
26 The above copyright notice and this permission notice shall be
27 included in all copies or substantial portions of the Software.
29 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
30 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
31 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
32 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
33 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
34 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
35 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
41 #include <vppinfra/mem.h>
42 #include <vppinfra/heap.h>
43 #include <vppinfra/format.h>
46 #define if_verbose(format,args...) \
47 if (verbose) { clib_warning(format, ## args); }
50 main (int argc, char *argv[])
52 word i, j, k, n, check_mask;
58 uword align, fixed_size;
61 seed = (u32) getpid ();
72 word i = atoi (argv[2]);
77 check_mask = atoi (argv[3]);
81 align = 1 << atoi (argv[4]);
83 if_verbose ("testing %wd iterations seed %wd\n", n, seed);
86 fformat (stderr, "%U\n", format_clib_mem_usage, /* verbose */ 0);
88 vec_resize (objects, 1000);
89 if (vec_bytes (objects)) /* stupid warning be gone */
90 memset (objects, ~0, vec_bytes (objects));
91 vec_resize (handles, vec_len (objects));
97 uword max_len = 1024 * 1024;
98 void *memory = clib_mem_alloc (max_len * sizeof (h[0]));
99 h = heap_create_from_memory (memory, max_len, sizeof (h[0]));
102 for (i = 0; i < n; i++)
106 j = random_u32 (&seed) % vec_len (objects);
107 if (objects[j] != ~0 || i + objects_used < n)
111 if (objects[j] != ~0)
113 heap_dealloc (h, handles[j]);
122 size = 1 + (random_u32 (&seed) % 100);
123 objects[j] = heap_alloc_aligned (h, size, align, handles[j]);
127 ASSERT (0 == (objects[j] & (align - 1)));
128 ASSERT (objects[j] < vec_len (h));
129 ASSERT (size <= heap_len (h, handles[j]));
131 /* Set newly allocated object with test data. */
134 data = h + objects[j];
136 for (k = 0; k < size; k++)
137 data[k] = objects[j] + k;
146 /* Duplicate heap at each iteration. */
147 u32 *h1 = heap_dup (h);
152 /* Verify that all used objects have correct test data. */
155 for (j = 0; j < vec_len (objects); j++)
156 if (objects[j] != ~0)
158 u32 *data = h + objects[j];
159 for (k = 0; k < heap_len (h, handles[j]); k++)
160 ASSERT (data[k] == objects[j] + k);
166 fformat (stderr, "%U\n", format_heap, h, 1);
169 u32 *h1 = heap_dup (h);
171 fformat (stderr, "%U\n", format_heap, h1, 1);
177 fformat (stderr, "%U\n", format_heap, h, 1);
178 ASSERT (objects_used == 0);
184 vec_free_h (h, sizeof (heap_header_t));
187 fformat (stderr, "%U\n", format_clib_mem_usage, /* verbose */ 0);
193 * fd.io coding-style-patch-verification: ON
196 * eval: (c-set-style "gnu")