106 lines
2.3 KiB
C
106 lines
2.3 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) 2014 Fujitsu Ltd.
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* Author: Zeng Linggang <zenglg.jy@cn.fujitsu.com>
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*
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* DESCRIPTION
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* Verify that,
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* 1. fd is not a valid file descriptor, EBADF would return.
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* 2. curr_value is not valid a pointer, EFAULT would return.
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* 3. fd is not a valid timerfd file descriptor, EINVAL would return.
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*/
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#define _GNU_SOURCE
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#include "time64_variants.h"
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#include "tst_timer.h"
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#include "tst_safe_timerfd.h"
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char *TCID = "timerfd_gettime01";
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static int bad_clockfd = -1;
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static int clockfd;
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static int fd;
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static void *bad_addr;
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static struct test_case_t {
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int *fd;
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struct tst_its *curr_value;
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int exp_errno;
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} test_cases[] = {
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{&bad_clockfd, NULL, EBADF},
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{&clockfd, NULL, EFAULT},
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{&fd, NULL, EINVAL},
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};
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static struct time64_variants variants[] = {
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#if (__NR_timerfd_gettime != __LTP__NR_INVALID_SYSCALL)
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{ .tfd_gettime = sys_timerfd_gettime, .desc = "syscall with old kernel spec"},
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#endif
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#if (__NR_timerfd_gettime64 != __LTP__NR_INVALID_SYSCALL)
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{ .tfd_gettime = sys_timerfd_gettime64, .desc = "syscall time64 with kernel spec"},
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#endif
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};
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static void setup(void)
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{
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tst_res(TINFO, "Testing variant: %s", variants[tst_variant].desc);
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bad_addr = tst_get_bad_addr(NULL);
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clockfd = timerfd_create(CLOCK_REALTIME, 0);
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if (clockfd == -1) {
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tst_brk(TFAIL | TERRNO, "timerfd_create() fail");
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return;
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}
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fd = SAFE_OPEN("test_file", O_RDWR | O_CREAT, 0644);
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}
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static void cleanup(void)
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{
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if (clockfd > 0)
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close(clockfd);
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if (fd > 0)
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close(fd);
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}
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static void run(unsigned int n)
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{
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struct time64_variants *tv = &variants[tst_variant];
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struct test_case_t *test = &test_cases[n];
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void *its;
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if (test->exp_errno == EFAULT)
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its = bad_addr;
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else
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its = tst_its_get(test->curr_value);
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TEST(tv->tfd_gettime(*test->fd, its));
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if (TST_RET != -1) {
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tst_res(TFAIL, "timerfd_gettime() succeeded unexpectedly");
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return;
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}
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if (TST_ERR == test->exp_errno) {
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tst_res(TPASS | TTERRNO,
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"timerfd_gettime() failed as expected");
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} else {
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tst_res(TFAIL | TTERRNO,
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"timerfd_gettime() failed unexpectedly; expected: "
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"%d - %s", test->exp_errno, strerror(test->exp_errno));
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}
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}
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static struct tst_test test = {
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.test = run,
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.tcnt = ARRAY_SIZE(test_cases),
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.test_variants = ARRAY_SIZE(variants),
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.setup = setup,
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.cleanup = cleanup,
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.needs_tmpdir = 1,
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.min_kver = "2.6.25",
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};
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