/*
 * libhugetlbfs - Easy use of Linux hugepages
 * Copyright (C) 2005-2006 David Gibson & Adam Litke, IBM Corporation.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This library 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.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/mman.h>

#include <hugetlbfs.h>

#include "hugetests.h"

int main(int argc, char *argv[])
{
	long hpage_size;
	int fd;
	void *p;
	int err;

	test_init(argc, argv);

	hpage_size = check_hugepagesize();

	fd = hugetlbfs_unlinked_fd();
	if (fd < 0)
		FAIL("hugetlbfs_unlinked_fd()");

	p = mmap(NULL, hpage_size, PROT_READ|PROT_WRITE, MAP_SHARED,
		 fd, 0);
	if (p == MAP_FAILED)
		FAIL("mmap(): %s", strerror(errno));

	err = test_addr_huge(p);
	if (err != 1)
		FAIL("Mapped address is not hugepage");

	err = munmap(p, hpage_size);
	if (err != 0)
		FAIL("munmap(): %s", strerror(errno));

	if (close(fd))
		FAIL("close(): %s", strerror(errno));

	PASS();
}