1/******************************************************************************
2 *
3 * Copyright (c) International Business Machines  Corp., 2006
4 *  Author: Yi Yang <yyangcdl@cn.ibm.com>
5 * Copyright (c) Cyril Hrubis 2014 <chrubis@suse.cz>
6 *
7 * This program is free software;  you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY;  without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
15 * the GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program;  if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22/*
23 * DESCRIPTION
24 *	This test case will verify basic function of mkdirat
25 *	added by kernel 2.6.16 or up.
26 */
27
28#define _GNU_SOURCE
29
30#include <sys/types.h>
31#include <sys/stat.h>
32#include <fcntl.h>
33#include <stdlib.h>
34#include <errno.h>
35#include <string.h>
36#include <signal.h>
37#include "test.h"
38#include "lapi/mkdirat.h"
39#include "safe_macros.h"
40
41static void setup(void);
42static void cleanup(void);
43
44static char relpath[256];
45static char abspath[1024];
46static int dir_fd, fd;
47static int fd_invalid = 100;
48static int fd_atcwd = AT_FDCWD;
49
50static struct test_case {
51	int *dir_fd;
52	const char *name;
53	int exp_ret;
54	int exp_errno;
55} test_cases[] = {
56	{&dir_fd, relpath, 0, 0},
57	{&dir_fd, abspath, 0, 0},
58	{&fd_atcwd, relpath, 0, 0},
59	{&fd, relpath, -1, ENOTDIR},
60	{&fd_invalid, relpath, -1, EBADF},
61};
62
63char *TCID = "mkdirat01";
64int TST_TOTAL = ARRAY_SIZE(test_cases);
65
66static void verify_mkdirat(struct test_case *test)
67{
68	TEST(mkdirat(*test->dir_fd, test->name, 0600));
69
70	if (TEST_RETURN != test->exp_ret) {
71		tst_resm(TFAIL | TTERRNO,
72		         "mkdirat() returned %ld, expected %d",
73			 TEST_RETURN, test->exp_ret);
74		return;
75	}
76
77	if (TEST_ERRNO != test->exp_errno) {
78		tst_resm(TFAIL | TTERRNO,
79		         "mkdirat() returned wrong errno, expected %d",
80			 test->exp_errno);
81		return;
82	}
83
84	tst_resm(TPASS | TTERRNO, "mkdirat() returned %ld", TEST_RETURN);
85}
86
87static void setup_iteration(int i)
88{
89	static char testdir[256];
90	char *tmpdir = tst_get_tmpdir();
91
92	/* Initialize test dir and file names */
93	sprintf(testdir, "mkdirattestdir%d_%d", getpid(), i);
94	sprintf(relpath, "mkdiratrelpath%d_%d", getpid(), i);
95	sprintf(abspath, "%s/mkdiratrelpath%d_%d_2", tmpdir, getpid(), i);
96
97	free(tmpdir);
98
99	SAFE_MKDIR(cleanup, testdir, 0700);
100	dir_fd = SAFE_OPEN(cleanup, testdir, O_DIRECTORY);
101}
102
103static void cleanup_iteration(void)
104{
105	SAFE_CLOSE(cleanup, dir_fd);
106}
107
108int main(int ac, char **av)
109{
110	int lc;
111	int i;
112
113	tst_parse_opts(ac, av, NULL, NULL);
114
115	setup();
116
117	for (lc = 0; TEST_LOOPING(lc); lc++) {
118		tst_count = 0;
119
120		setup_iteration(lc);
121
122		for (i = 0; i < TST_TOTAL; i++)
123			verify_mkdirat(test_cases + i);
124
125		cleanup_iteration();
126	}
127
128	cleanup();
129	tst_exit();
130}
131
132static void setup(void)
133{
134	TEST_PAUSE;
135	tst_tmpdir();
136
137	fd = SAFE_OPEN(cleanup, "mkdirattestfile", O_CREAT | O_RDWR, 0600);
138}
139
140static void cleanup(void)
141{
142	if (fd > 0)
143		close(fd);
144
145	tst_rmdir();
146}
147