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      1 /*
      2  * Copyright (c) 2014 Fujitsu Ltd.
      3  * Author: Zeng Linggang <zenglg.jy (at) cn.fujitsu.com>
      4  *
      5  * This program is free software; you can redistribute it and/or modify it
      6  * under the terms of version 2 of the GNU General Public License as
      7  * published by the Free Software Foundation.
      8  *
      9  * This program is distributed in the hope that it would be useful, but
     10  * WITHOUT ANY WARRANTY; without even the implied warranty of
     11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
     12  *
     13  * You should have received a copy of the GNU General Public License along
     14  * with this program; if not, write the Free Software Foundation, Inc.,
     15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
     16  */
     17 /*
     18  * DESCRIPTION
     19  *  Verify that,
     20  *   1. The clockid argument is neither CLOCK_MONOTONIC nor CLOCK_REALTIME,
     21  *	EINVAL would return.
     22  *   2. flags is invalid, EINVAL would return.
     23  */
     24 
     25 #define _GNU_SOURCE
     26 
     27 #include <errno.h>
     28 
     29 #include "test.h"
     30 #include "lapi/timerfd.h"
     31 
     32 char *TCID = "timerfd_create01";
     33 
     34 static struct test_case_t {
     35 	int clockid;
     36 	int flags;
     37 	int exp_errno;
     38 } test_cases[] = {
     39 	{-1, 0, EINVAL},
     40 	{0, -1, EINVAL},
     41 };
     42 
     43 int TST_TOTAL = ARRAY_SIZE(test_cases);
     44 static void setup(void);
     45 static void timerfd_create_verify(const struct test_case_t *);
     46 static void cleanup(void);
     47 
     48 int main(int argc, char *argv[])
     49 {
     50 	int lc;
     51 	int i;
     52 
     53 	tst_parse_opts(argc, argv, NULL, NULL);
     54 
     55 	setup();
     56 
     57 	for (lc = 0; TEST_LOOPING(lc); lc++) {
     58 		tst_count = 0;
     59 		for (i = 0; i < TST_TOTAL; i++)
     60 			timerfd_create_verify(&test_cases[i]);
     61 	}
     62 
     63 	cleanup();
     64 	tst_exit();
     65 }
     66 
     67 static void setup(void)
     68 {
     69 	if ((tst_kvercmp(2, 6, 25)) < 0)
     70 		tst_brkm(TCONF, NULL, "This test needs kernel 2.6.25 or newer");
     71 
     72 	tst_sig(NOFORK, DEF_HANDLER, cleanup);
     73 
     74 	TEST_PAUSE;
     75 }
     76 
     77 static void timerfd_create_verify(const struct test_case_t *test)
     78 {
     79 	TEST(timerfd_create(test->clockid, test->flags));
     80 
     81 	if (TEST_RETURN != -1) {
     82 		tst_resm(TFAIL, "timerfd_create() succeeded unexpectedly");
     83 		return;
     84 	}
     85 
     86 	if (TEST_ERRNO == test->exp_errno) {
     87 		tst_resm(TPASS | TTERRNO,
     88 			 "timerfd_create() failed as expected");
     89 	} else {
     90 		tst_resm(TFAIL | TTERRNO,
     91 			 "timerfd_create() failed unexpectedly; expected: "
     92 			 "%d - %s", test->exp_errno, strerror(test->exp_errno));
     93 	}
     94 }
     95 
     96 static void cleanup(void)
     97 {
     98 }
     99