64 lines
1.4 KiB
C
64 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Copyright (c) Wipro Technologies Ltd, 2005. All Rights Reserved.
|
|
* AUTHOR: Prashant P Yendigeri <prashant.yendigeri@wipro.com>
|
|
* Copyright (c) 2022 SUSE LLC Avinesh Kumar <avinesh.kumar@suse.com>
|
|
*/
|
|
|
|
/*\
|
|
* [Description]
|
|
*
|
|
* Verify that statvfs() executes successfully for all
|
|
* available filesystems. Verify statvfs.f_namemax field
|
|
* by trying to create files of valid and invalid length names.
|
|
*/
|
|
|
|
#include <sys/statvfs.h>
|
|
#include "tst_test.h"
|
|
|
|
#define MNT_POINT "mntpoint"
|
|
#define TEST_PATH MNT_POINT"/testfile"
|
|
#define NLS_MAX_CHARSET_SIZE 6
|
|
|
|
static void run(void)
|
|
{
|
|
struct statvfs buf;
|
|
char valid_fname[PATH_MAX], toolong_fname[PATH_MAX];
|
|
long fs_type;
|
|
long valid_len;
|
|
|
|
fs_type = tst_fs_type(TEST_PATH);
|
|
|
|
TST_EXP_PASS(statvfs(TEST_PATH, &buf));
|
|
|
|
valid_len = buf.f_namemax;
|
|
if (fs_type == TST_VFAT_MAGIC || fs_type == TST_EXFAT_MAGIC)
|
|
valid_len = buf.f_namemax / NLS_MAX_CHARSET_SIZE;
|
|
|
|
memset(valid_fname, 'a', valid_len);
|
|
memset(toolong_fname, 'b', valid_len + 1);
|
|
|
|
valid_fname[valid_len] = 0;
|
|
toolong_fname[valid_len+1] = 0;
|
|
|
|
TST_EXP_FD(creat(valid_fname, 0444));
|
|
if (TST_PASS)
|
|
SAFE_CLOSE(TST_RET);
|
|
|
|
TST_EXP_FAIL(creat(toolong_fname, 0444), ENAMETOOLONG);
|
|
}
|
|
|
|
static void setup(void)
|
|
{
|
|
SAFE_TOUCH(TEST_PATH, 0666, NULL);
|
|
}
|
|
|
|
static struct tst_test test = {
|
|
.test_all = run,
|
|
.setup = setup,
|
|
.needs_root = 1,
|
|
.mount_device = 1,
|
|
.mntpoint = MNT_POINT,
|
|
.all_filesystems = 1
|
|
};
|