74 lines
1.5 KiB
C
74 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) 2018 Linaro Limited. All rights reserved.
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* Author: Rafael David Tinoco <rafael.tinoco@linaro.org>
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*/
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/*
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* An empty buffer of size zero can be passed into fgetxattr(2) to return
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* the current size of the named extended attribute.
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*/
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#include "config.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/wait.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef HAVE_SYS_XATTR_H
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# include <sys/xattr.h>
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#endif
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#include "tst_test.h"
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#ifdef HAVE_SYS_XATTR_H
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#define XATTR_TEST_KEY "user.testkey"
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#define XATTR_TEST_VALUE "this is a test value"
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#define XATTR_TEST_VALUE_SIZE 20
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#define FILENAME "fgetxattr03testfile"
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static int fd = -1;
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static void verify_fgetxattr(void)
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{
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TEST(fgetxattr(fd, XATTR_TEST_KEY, NULL, 0));
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if (TST_RET == XATTR_TEST_VALUE_SIZE) {
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tst_res(TPASS, "fgetxattr(2) returned correct value");
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return;
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}
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tst_res(TFAIL | TTERRNO, "fgetxattr(2) failed with %li", TST_RET);
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}
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static void setup(void)
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{
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SAFE_TOUCH(FILENAME, 0644, NULL);
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fd = SAFE_OPEN(FILENAME, O_RDONLY, NULL);
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SAFE_FSETXATTR(fd, XATTR_TEST_KEY, XATTR_TEST_VALUE,
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XATTR_TEST_VALUE_SIZE, XATTR_CREATE);
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}
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static void cleanup(void)
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{
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if (fd > 0)
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SAFE_CLOSE(fd);
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}
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static struct tst_test test = {
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.setup = setup,
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.test_all = verify_fgetxattr,
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.cleanup = cleanup,
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.needs_tmpdir = 1,
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};
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#else /* HAVE_SYS_XATTR_H */
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TST_TEST_TCONF("<sys/xattr.h> does not exist");
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#endif
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