| /****************************************************************************** |
| * |
| * Copyright (c) International Business Machines Corp., 2006 |
| * Author: Yi Yang <yyangcdl@cn.ibm.com> |
| * Copyright (c) Cyril Hrubis 2014 <chrubis@suse.cz> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See |
| * the GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| * |
| * DESCRIPTION |
| * This test case will verify basic function of mknodat |
| * added by kernel 2.6.16 or up. |
| * |
| *****************************************************************************/ |
| |
| #define _GNU_SOURCE |
| |
| #include <sys/types.h> |
| #include <fcntl.h> |
| #include <sys/stat.h> |
| #include <error.h> |
| #include <stdlib.h> |
| #include <errno.h> |
| #include <string.h> |
| #include <signal.h> |
| #include "test.h" |
| #include "safe_macros.h" |
| #include "lapi/fcntl.h" |
| #include "mknodat.h" |
| |
| #define PATHNAME "mknodattestdir" |
| |
| static void setup(void); |
| static void cleanup(void); |
| static void clean(void); |
| |
| static char testfilepath[256]; |
| static char testfile[256]; |
| static char testfile2[256]; |
| static char testfile3[256]; |
| |
| static int dirfd, fd; |
| static int fd_invalid = 100; |
| static int fd_atcwd = AT_FDCWD; |
| |
| static struct test_case { |
| int *dirfd; |
| const char *name; |
| int exp_ret; |
| int exp_errno; |
| } test_cases[] = { |
| {&dirfd, testfile, 0, 0}, |
| {&dirfd, testfile3, 0, 0}, |
| {&fd, testfile2, -1, ENOTDIR}, |
| {&fd_invalid, testfile, -1, EBADF}, |
| {&fd_atcwd, testfile, 0, 0} |
| }; |
| |
| char *TCID = "mknodat01"; |
| int TST_TOTAL = ARRAY_SIZE(test_cases); |
| |
| static dev_t dev; |
| |
| static void verify_mknodat(struct test_case *test) |
| { |
| TEST(mknodat(*test->dirfd, test->name, S_IFREG, dev)); |
| |
| if (TEST_RETURN != test->exp_ret) { |
| tst_resm(TFAIL | TTERRNO, |
| "mknodat() returned %ld, expected %d", |
| TEST_RETURN, test->exp_ret); |
| return; |
| } |
| |
| if (TEST_ERRNO != test->exp_errno) { |
| tst_resm(TFAIL | TTERRNO, |
| "mknodat() returned wrong errno, expected %d", |
| test->exp_errno); |
| return; |
| } |
| |
| tst_resm(TPASS | TTERRNO, "mknodat() returned %ld", TEST_RETURN); |
| } |
| |
| int main(int ac, char **av) |
| { |
| int lc; |
| const char *msg; |
| int i; |
| |
| if ((msg = parse_opts(ac, av, NULL, NULL)) != NULL) |
| tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg); |
| |
| setup(); |
| |
| for (lc = 0; TEST_LOOPING(lc); lc++) { |
| tst_count = 0; |
| |
| for (i = 0; i < TST_TOTAL; i++) |
| verify_mknodat(test_cases + i); |
| |
| /* clean created nodes before next run */ |
| clean(); |
| } |
| |
| cleanup(); |
| tst_exit(); |
| } |
| |
| static void setup(void) |
| { |
| char *tmpdir; |
| |
| if (tst_kvercmp(2, 6, 16) < 0) |
| tst_brkm(TCONF, NULL, "This test needs kernel 2.6.16 or newer"); |
| |
| tst_sig(NOFORK, DEF_HANDLER, cleanup); |
| |
| TEST_PAUSE; |
| |
| tst_tmpdir(); |
| |
| /* Initialize test dir and file names */ |
| tmpdir = tst_get_tmpdir(); |
| sprintf(testfilepath, PATHNAME"/mknodattestfile%d", getpid()); |
| sprintf(testfile, "mknodattestfile%d", getpid()); |
| sprintf(testfile2, "mknodattestfile2%d", getpid()); |
| sprintf(testfile3, "%s/mknodattestfile3%d", tmpdir, getpid()); |
| free(tmpdir); |
| |
| SAFE_MKDIR(cleanup, PATHNAME, 0700); |
| |
| dirfd = SAFE_OPEN(cleanup, PATHNAME, O_DIRECTORY); |
| fd = SAFE_OPEN(cleanup, testfile2, O_CREAT | O_RDWR, 0600); |
| } |
| |
| static void clean(void) |
| { |
| SAFE_UNLINK(cleanup, testfilepath); |
| SAFE_UNLINK(cleanup, testfile3); |
| SAFE_UNLINK(cleanup, testfile); |
| } |
| |
| static void cleanup(void) |
| { |
| if (dirfd > 0 && close(dirfd)) |
| tst_resm(TWARN | TERRNO, "Failed to close(dirfd)"); |
| |
| if (fd > 0 && close(fd)) |
| tst_resm(TWARN | TERRNO, "Failed to close(fd)"); |
| |
| tst_rmdir(); |
| } |