1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
|
/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gtest/gtest.h>
#include <sys/types.h>
#include <sys/xattr.h>
#include "TemporaryFile.h"
TEST(sys_xattr, setxattr) {
TemporaryFile tf;
char buf[10];
ASSERT_EQ(0, setxattr(tf.filename, "user.foo", "bar", 4, 0));
ASSERT_EQ(4, getxattr(tf.filename, "user.foo", buf, sizeof(buf)));
ASSERT_STREQ("bar", buf);
buf[0] = '\0';
ASSERT_EQ(4, lgetxattr(tf.filename, "user.foo", buf, sizeof(buf)));
ASSERT_STREQ("bar", buf);
}
TEST(sys_xattr, fsetxattr) {
TemporaryFile tf;
char buf[10];
ASSERT_EQ(0, fsetxattr(tf.fd, "user.foo", "bar", 4, 0));
ASSERT_EQ(4, fgetxattr(tf.fd, "user.foo", buf, sizeof(buf)));
ASSERT_STREQ("bar", buf);
}
TEST(sys_xattr, fsetxattr_zerobuf) {
TemporaryFile tf;
char buf[10];
ASSERT_EQ(0, fsetxattr(tf.fd, "user.foo", "", 0, 0));
ASSERT_EQ(0, fgetxattr(tf.fd, "user.foo", buf, sizeof(buf)));
}
TEST(sys_xattr, fsetxattr_toosmallbuf) {
TemporaryFile tf;
char buf[10];
ASSERT_EQ(0, fsetxattr(tf.fd, "user.foo", "01234567890123456789", 21, 0));
ASSERT_EQ(-1, fgetxattr(tf.fd, "user.foo", buf, sizeof(buf)));
ASSERT_EQ(ERANGE, errno);
}
TEST(sys_xattr, fsetxattr_invalidfd) {
char buf[10];
errno = 0;
ASSERT_EQ(-1, fsetxattr(65535, "user.foo", "0123", 5, 0));
ASSERT_EQ(EBADF, errno);
errno = 0;
ASSERT_EQ(-1, fgetxattr(65535, "user.foo", buf, sizeof(buf)));
ASSERT_EQ(EBADF, errno);
}
TEST(sys_xattr, fsetxattr_with_opath) {
TemporaryFile tf;
int fd = open(tf.filename, O_PATH);
ASSERT_NE(-1, fd);
int res = fsetxattr(fd, "user.foo", "bar", 4, 0);
#if defined(__BIONIC__)
char buf[10];
ASSERT_EQ(0, res);
ASSERT_EQ(4, fgetxattr(fd, "user.foo", buf, sizeof(buf)));
ASSERT_STREQ("bar", buf);
#else
ASSERT_EQ(-1, res);
ASSERT_EQ(EBADF, errno);
#endif
close(fd);
}
TEST(sys_xattr, fsetxattr_with_opath_toosmall) {
TemporaryFile tf;
int fd = open(tf.filename, O_PATH);
ASSERT_NE(-1, fd);
int res = fsetxattr(fd, "user.foo", "01234567890123456789", 21, 0);
#if defined(__BIONIC__)
char buf[10];
ASSERT_EQ(0, res);
ASSERT_EQ(-1, fgetxattr(fd, "user.foo", buf, sizeof(buf)));
ASSERT_EQ(ERANGE, errno);
#else
ASSERT_EQ(-1, res);
ASSERT_EQ(EBADF, errno);
#endif
close(fd);
}
TEST(sys_xattr, flistattr) {
TemporaryFile tf;
char buf[65536]; // 64kB is max possible xattr list size. See "man 7 xattr".
ASSERT_EQ(0, fsetxattr(tf.fd, "user.foo", "bar", 4, 0));
ssize_t result = flistxattr(tf.fd, buf, sizeof(buf));
ASSERT_TRUE(result >= 9);
ASSERT_TRUE(memmem(buf, sizeof(buf), "user.foo", 9) != NULL);
}
TEST(sys_xattr, flistattr_opath) {
TemporaryFile tf;
char buf[65536]; // 64kB is max possible xattr list size. See "man 7 xattr".
ASSERT_EQ(0, fsetxattr(tf.fd, "user.foo", "bar", 4, 0));
int fd = open(tf.filename, O_PATH);
ASSERT_NE(-1, fd);
ssize_t res = flistxattr(fd, buf, sizeof(buf));
#if defined(__BIONIC__)
ASSERT_TRUE(res >= 9);
ASSERT_TRUE(static_cast<size_t>(res) <= sizeof(buf));
ASSERT_TRUE(memmem(buf, res, "user.foo", 9) != NULL);
#else
ASSERT_EQ(-1, res);
ASSERT_EQ(EBADF, errno);
#endif
close(fd);
}
|
