1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Copyright (c) 2016 RT-RK Institute for Computer Based Systems
4 * Author: Dejan Jovicevic <dejan.jovicevic@rt-rk.com>
5 */
6
7 /*
8 * Test Name: listxattr01
9 *
10 * Description:
11 * The testcase checks the basic functionality of the listxattr(2).
12 * listxattr(2) retrieves the list of extended attribute names
13 * associated with the file itself in the filesystem.
14 *
15 */
16
17 #include "config.h"
18 #include <errno.h>
19 #include <sys/types.h>
20 #include <string.h>
21
22 #ifdef HAVE_SYS_XATTR_H
23 # include <sys/xattr.h>
24 #endif
25
26 #include "tst_test.h"
27
28 #ifdef HAVE_SYS_XATTR_H
29
30 #define SECURITY_KEY1 "security.ltptest1"
31 #define VALUE "test"
32 #define VALUE_SIZE (sizeof(VALUE) - 1)
33 #define KEY_SIZE (sizeof(SECURITY_KEY1) - 1)
34 #define TESTFILE "testfile"
35
has_attribute(const char * list,int llen,const char * attr)36 static int has_attribute(const char *list, int llen, const char *attr)
37 {
38 int i;
39
40 for (i = 0; i < llen; i += strlen(list + i) + 1) {
41 if (!strcmp(list + i, attr))
42 return 1;
43 }
44 return 0;
45 }
46
verify_listxattr(void)47 static void verify_listxattr(void)
48 {
49 char buf[64];
50
51 TEST(listxattr(TESTFILE, buf, sizeof(buf)));
52 if (TST_RET == -1) {
53 tst_res(TFAIL | TTERRNO, "listxattr() failed");
54 return;
55 }
56
57 if (!has_attribute(buf, sizeof(buf), SECURITY_KEY1)) {
58 tst_res(TFAIL, "missing attribute %s",
59 SECURITY_KEY1);
60 return;
61 }
62
63 tst_res(TPASS, "listxattr() succeeded");
64 }
65
setup(void)66 static void setup(void)
67 {
68 SAFE_TOUCH(TESTFILE, 0644, NULL);
69
70 SAFE_SETXATTR(TESTFILE, SECURITY_KEY1, VALUE, VALUE_SIZE, XATTR_CREATE);
71 }
72
73 static struct tst_test test = {
74 .needs_tmpdir = 1,
75 .needs_root = 1,
76 .test_all = verify_listxattr,
77 .setup = setup,
78 };
79
80 #else
81 TST_TEST_TCONF("<sys/xattr.h> does not exist.");
82 #endif /* HAVE_SYS_XATTR_H */
83