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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) Zilogic Systems Pvt. Ltd., 2018
* Email: code@zilogic.com
*/
/*\
* [Description]
*
* Test basic error handling of statx syscall:
*
* - EBADF - Bad file descriptor
* - EFAULT - Bad address
* - EINVAL - Invalid argument
* - ENOENT - No such file or directory
* - ENOTDIR - Not a directory
* - ENAMETOOLONG - Filename too long
*/
#define _GNU_SOURCE
#include <stdio.h>
#include <string.h>
#include "tst_test.h"
#include "tst_safe_macros.h"
#include "tst_get_bad_addr.h"
#include "lapi/stat.h"
#define TESTFILE "test_file"
#define MODE 0644
static char long_pathname[257];
static char *test_fname = TESTFILE;
static char *efault_fname;
static char *empty_fname = "";
static char *etoolong_fname = long_pathname;
static struct test_case {
uint32_t dfd;
char **filename;
uint32_t flag;
uint32_t mask;
int32_t errnum;
} tcases[] = {
{.dfd = -1, .filename = &test_fname, .flag = 0,
.mask = 0, .errnum = EBADF},
{.dfd = AT_FDCWD, .filename = &efault_fname, .flag = 0,
.mask = 0, .errnum = EFAULT},
{.dfd = AT_FDCWD, .filename = &test_fname, .flag = -1,
.mask = 0, .errnum = EINVAL},
{.dfd = AT_FDCWD, .filename = &test_fname, .flag = 0,
.mask = -1, .errnum = EINVAL},
{.dfd = AT_FDCWD, .filename = &empty_fname, .flag = 0,
.mask = 0, .errnum = ENOENT},
{.dfd = 1, .filename = &test_fname, .flag = 0,
.mask = 0, .errnum = ENOTDIR},
{.dfd = AT_FDCWD, .filename = &etoolong_fname, .flag = 0,
.mask = 0, .errnum = ENAMETOOLONG},
};
static void run_test(unsigned int i)
{
struct statx buf;
struct test_case *tc = &tcases[i];
TEST(statx(tc->dfd, *(tc->filename), tc->flag,
tc->mask, &buf));
if (TST_RET != -1) {
tst_res(TFAIL, "statx() returned with %ld", TST_RET);
return;
}
if (tc->errnum == TST_ERR) {
tst_res(TPASS | TTERRNO, "statx() failed with");
return;
}
tst_res(TFAIL | TTERRNO,
"statx() should fail with %s", tst_strerrno(tc->errnum));
}
static void setup(void)
{
int file_fd;
file_fd = SAFE_OPEN(TESTFILE, O_RDWR | O_CREAT, MODE);
SAFE_CLOSE(file_fd);
memset(long_pathname, '@', sizeof(long_pathname));
long_pathname[sizeof(long_pathname) - 1] = 0;
efault_fname = tst_get_bad_addr(NULL);
}
static struct tst_test test = {
.tcnt = ARRAY_SIZE(tcases),
.test = run_test,
.setup = setup,
.min_kver = "4.11",
.needs_tmpdir = 1,
};
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