63 lines
1.2 KiB
C
63 lines
1.2 KiB
C
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// 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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/*\
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* [Description]
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*
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* Verify that pselect() fails with:
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*
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* - EBADF if a file descriptor that was already closed
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* - EINVAL if nfds was negative
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* - EINVAL if the value contained within timeout was invalid
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*/
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#include "tst_test.h"
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static fd_set read_fds;
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static struct timespec time_buf;
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static struct tcase {
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int nfds;
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fd_set *readfds;
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struct timespec *timeout;
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int exp_errno;
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} tcases[] = {
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{128, &read_fds, NULL, EBADF},
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{-1, NULL, NULL, EINVAL},
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{128, NULL, &time_buf, EINVAL},
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};
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static void setup(void)
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{
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int fd;
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fd = SAFE_OPEN("test_file", O_RDWR | O_CREAT, 0777);
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FD_ZERO(&read_fds);
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FD_SET(fd, &read_fds);
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SAFE_CLOSE(fd);
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time_buf.tv_sec = -1;
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time_buf.tv_nsec = 0;
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}
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static void pselect_verify(unsigned int i)
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{
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struct tcase *tc = &tcases[i];
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TST_EXP_FAIL(pselect(tc->nfds, tc->readfds, NULL, NULL, tc->timeout, NULL),
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tc->exp_errno, "pselect(%i, %p, %p)",
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tc->nfds, tc->readfds, tc->timeout);
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}
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static struct tst_test test = {
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.tcnt = ARRAY_SIZE(tcases),
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.test = pselect_verify,
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.setup = setup,
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.needs_tmpdir = 1,
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};
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