/*
* Copyright 2014-2018, Intel Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* util_map_proc.c -- unit test for util_map() /proc parsing
*
* usage: util_map_proc maps_file len [len]...
*/
#define _GNU_SOURCE
#include <dlfcn.h>
#include "unittest.h"
#include "util.h"
#include "mmap.h"
#define GIGABYTE ((uintptr_t)1 << 30)
#define TERABYTE ((uintptr_t)1 << 40)
int
main(int argc, char *argv[])
{
START(argc, argv, "util_map_proc");
util_init();
util_mmap_init();
if (argc < 3)
UT_FATAL("usage: %s maps_file len [len]...", argv[0]);
Mmap_mapfile = argv[1];
UT_OUT("redirecting " OS_MAPFILE " to %s", Mmap_mapfile);
for (int arg = 2; arg < argc; arg++) {
size_t len = (size_t)strtoull(argv[arg], NULL, 0);
size_t align = 2 * MEGABYTE;
if (len >= 2 * GIGABYTE)
align = GIGABYTE;
void *h1 =
util_map_hint_unused((void *)TERABYTE, len, GIGABYTE);
void *h2 = util_map_hint(len, 0);
if (h1 != MAP_FAILED && h1 != NULL)
UT_ASSERTeq((uintptr_t)h1 & (GIGABYTE - 1), 0);
if (h2 != MAP_FAILED && h2 != NULL)
UT_ASSERTeq((uintptr_t)h2 & (align - 1), 0);
if (h1 == NULL) /* XXX portability */
UT_OUT("len %zu: (nil) %p", len, h2);
else if (h2 == NULL)
UT_OUT("len %zu: %p (nil)", len, h1);
else
UT_OUT("len %zu: %p %p", len, h1, h2);
}
util_mmap_fini();
DONE(NULL);
}