101 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			101 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
| // SPDX-License-Identifier: GPL-2.0-or-later
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| /*
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|  * Copyright (c) Crackerjack Project., 2007-2008 ,Hitachi, Ltd
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|  * Authors: Takahiro Yasui <takahiro.yasui.mp@hitachi.com>,
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|  *              Yumiko Sugita <yumiko.sugita.yf@hitachi.com>,
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|  *              Satoshi Fujiwara <sa-fuji@sdl.hitachi.co.jp>
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|  * LTP authors:
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|  *              Manas Kumar Nayak maknayak@in.ibm.com>
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|  *              Zeng Linggang <zenglg.jy@cn.fujitsu.com>
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|  *              Cyril Hrubis <chrubis@suse.cz>
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|  */
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| 
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| #include <errno.h>
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| 
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| #include "tst_timer.h"
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| #include "lapi/posix_clocks.h"
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| 
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| static struct test_case {
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| 	char *name;
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| 	clockid_t clk_id;
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| 	int ret;
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| 	int err;
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| } tcase[] = {
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| 	{"REALTIME", CLOCK_REALTIME, 0, 0},
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| 	{"MONOTONIC", CLOCK_MONOTONIC, 0, 0},
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| 	{"PROCESS_CPUTIME_ID", CLOCK_PROCESS_CPUTIME_ID, 0, 0},
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| 	{"THREAD_CPUTIME_ID", CLOCK_THREAD_CPUTIME_ID, 0, 0},
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| 	{"CLOCK_MONOTONIC_RAW", CLOCK_MONOTONIC_RAW, 0, 0,},
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| 	{"CLOCK_REALTIME_COARSE", CLOCK_REALTIME_COARSE, 0, 0,},
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| 	{"CLOCK_MONOTONIC_COARSE", CLOCK_MONOTONIC_COARSE, 0, 0,},
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| 	{"CLOCK_BOOTTIME", CLOCK_BOOTTIME, 0, 0,},
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| 	{"CLOCK_REALTIME_ALARM", CLOCK_REALTIME_ALARM, 0, 0,},
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| 	{"CLOCK_BOOTTIME_ALARM", CLOCK_BOOTTIME_ALARM, 0, 0,},
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| 	{"-1", -1, -1, EINVAL},
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| };
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| 
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| static struct tst_ts *tspec, *nspec = NULL;
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| 
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| static struct test_variants {
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| 	int (*func)(clockid_t clk_id, void *ts);
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| 	enum tst_ts_type type;
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| 	struct tst_ts **spec;
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| 	char *desc;
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| } variants[] = {
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| 	{ .func = libc_clock_getres, .type = TST_LIBC_TIMESPEC, .spec = &tspec, .desc = "vDSO or syscall with libc spec"},
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| 	{ .func = libc_clock_getres, .type = TST_LIBC_TIMESPEC, .spec = &nspec, .desc = "vDSO or syscall with libc spec with NULL res"},
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| 
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| #if (__NR_clock_getres != __LTP__NR_INVALID_SYSCALL)
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| 	{ .func = sys_clock_getres, .type = TST_KERN_OLD_TIMESPEC, .spec = &tspec, .desc = "syscall with old kernel spec"},
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| 	{ .func = sys_clock_getres, .type = TST_KERN_OLD_TIMESPEC, .spec = &nspec, .desc = "syscall with old kernel spec with NULL res"},
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| #endif
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| 
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| #if (__NR_clock_getres_time64 != __LTP__NR_INVALID_SYSCALL)
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| 	{ .func = sys_clock_getres64, .type = TST_KERN_TIMESPEC, .spec = &tspec, .desc = "syscall time64 with kernel spec"},
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| 	{ .func = sys_clock_getres64, .type = TST_KERN_TIMESPEC, .spec = &nspec, .desc = "syscall time64 with kernel spec with NULL res"},
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| #endif
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| };
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| 
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| static void setup(void)
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| {
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| 	tspec->type = variants[tst_variant].type;
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| 	tst_res(TINFO, "Testing variant: %s", variants[tst_variant].desc);
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| }
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| 
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| static void do_test(unsigned int i)
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| {
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| 	struct test_variants *tv = &variants[tst_variant];
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| 
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| 	TEST(tv->func(tcase[i].clk_id, tst_ts_get(*tv->spec)));
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| 
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| 	if (TST_RET != tcase[i].ret) {
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| 		if (TST_ERR == EINVAL) {
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| 			tst_res(TCONF, "clock_getres(%s, ...) NO SUPPORTED", tcase[i].name);
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| 			return;
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| 		}
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| 
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| 		tst_res(TFAIL | TTERRNO, "clock_getres(%s, ...) failed", tcase[i].name);
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| 		return;
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| 	}
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| 
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| 	if (TST_ERR != tcase[i].err) {
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| 		tst_res(TFAIL,
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| 			"clock_getres(%s, ...) failed unexpectedly: %s, expected: %s",
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| 			tcase[i].name, tst_strerrno(TST_ERR), tst_strerrno(tcase[i].err));
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| 		return;
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| 	}
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| 
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| 	tst_res(TPASS, "clock_getres(%s, ...) succeeded", tcase[i].name);
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| }
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| 
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| static struct tst_test test = {
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| 	.test = do_test,
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| 	.tcnt = ARRAY_SIZE(tcase),
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| 	.test_variants = ARRAY_SIZE(variants),
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| 	.setup = setup,
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| 	.bufs = (struct tst_buffers []) {
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| 		{&tspec, .size = sizeof(*tspec)},
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| 		{},
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| 	}
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| };
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