android13/external/ltp/testcases/kernel/syscalls/llistxattr/llistxattr01.c

96 lines
2.0 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2016 Fujitsu Ltd.
* Author: Xiao Yang <yangx.jy@cn.fujitsu.com>
*/
/*
* Test Name: llistxattr01
*
* Description:
* The testcase checks the basic functionality of the llistxattr(2).
* llistxattr(2) retrieves the list of extended attribute names
* associated with the link itself in the filesystem.
*
*/
#include "config.h"
#include <errno.h>
#include <sys/types.h>
#include <string.h>
#ifdef HAVE_SYS_XATTR_H
# include <sys/xattr.h>
#endif
#include "tst_test.h"
#ifdef HAVE_SYS_XATTR_H
#define SECURITY_KEY1 "security.ltptest1"
#define SECURITY_KEY2 "security.ltptest2"
#define VALUE "test"
#define VALUE_SIZE (sizeof(VALUE) - 1)
#define KEY_SIZE (sizeof(SECURITY_KEY1) - 1)
#define TESTFILE "testfile"
#define SYMLINK "symlink"
static int has_attribute(const char *list, int llen, const char *attr)
{
int i;
for (i = 0; i < llen; i += strlen(list + i) + 1) {
if (!strcmp(list + i, attr))
return 1;
}
return 0;
}
static void verify_llistxattr(void)
{
char buf[64];
TEST(llistxattr(SYMLINK, buf, sizeof(buf)));
if (TST_RET == -1) {
tst_res(TFAIL | TTERRNO, "llistxattr() failed");
return;
}
if (has_attribute(buf, sizeof(buf), SECURITY_KEY1)) {
tst_res(TFAIL, "get file attribute %s unexpectlly",
SECURITY_KEY1);
return;
}
if (!has_attribute(buf, sizeof(buf), SECURITY_KEY2)) {
tst_res(TFAIL, "missing attribute %s", SECURITY_KEY2);
return;
}
tst_res(TPASS, "llistxattr() succeeded");
}
static void setup(void)
{
SAFE_TOUCH(TESTFILE, 0644, NULL);
SAFE_SYMLINK(TESTFILE, SYMLINK);
SAFE_LSETXATTR(TESTFILE, SECURITY_KEY1, VALUE, VALUE_SIZE, XATTR_CREATE);
SAFE_LSETXATTR(SYMLINK, SECURITY_KEY2, VALUE, VALUE_SIZE, XATTR_CREATE);
}
static struct tst_test test = {
.needs_tmpdir = 1,
.needs_root = 1,
.test_all = verify_llistxattr,
.setup = setup,
};
#else
TST_TEST_TCONF("<sys/xattr.h> does not exist.");
#endif /* HAVE_SYS_XATTR_H */