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| /*
| * 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 <fcntl.h>
| #include <sys/types.h>
| #include <sys/xattr.h>
|
| #include <android-base/file.h>
| #include <gtest/gtest.h>
|
| TEST(sys_xattr, setxattr) {
| TemporaryFile tf;
| char buf[10];
| ASSERT_EQ(0, setxattr(tf.path, "user.foo", "bar", 4, 0));
| ASSERT_EQ(4, getxattr(tf.path, "user.foo", buf, sizeof(buf)));
| ASSERT_STREQ("bar", buf);
| buf[0] = '\0';
| ASSERT_EQ(4, lgetxattr(tf.path, "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.path, 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.path, 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) != nullptr);
| }
|
| 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.path, 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) != nullptr);
| #else
| ASSERT_EQ(-1, res);
| ASSERT_EQ(EBADF, errno);
| #endif
| close(fd);
| }
|
|
