93 lines
1.9 KiB
C
93 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) International Business Machines Corp., 2002
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* Copyright (c) 2019 FUJITSU LIMITED. All rights reserved.
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*
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* Jay Huie
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* Robbie Williamson
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*/
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/*
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* Test Description:
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* Verify that,
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* 1)ftruncate() fails with EINVAL if the file is a socket.
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* 2)ftruncate() fails with EINVAL if the file descriptor opens with O_RDONLY.
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* 3)ftruncate() fails with EINVAL if the length is negative.
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* 4)ftruncate() fails with EBADF if the file descriptor is invalid.
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*/
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <errno.h>
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#include <string.h>
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#include <sys/socket.h>
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#include "tst_test.h"
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#define TESTFILE1 "testfile1"
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#define TESTFILE2 "testfile2"
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static int sock_fd, read_fd, fd;
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static int bad_fd = -1;
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static struct tcase {
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int *fd;
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off_t length;
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int exp_errno;
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} tcases[] = {
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{&sock_fd, 4, EINVAL},
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{&read_fd, 4, EINVAL},
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{&fd, -1, EINVAL},
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{&bad_fd, 4, EBADF},
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};
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static void verify_ftruncate(unsigned int n)
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{
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struct tcase *tc = &tcases[n];
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TEST(ftruncate(*tc->fd, tc->length));
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if (TST_RET != -1) {
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tst_res(TFAIL, "ftruncate() succeeded unexpectedly and got %ld",
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TST_RET);
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return;
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}
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if (TST_ERR == tc->exp_errno) {
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tst_res(TPASS | TTERRNO, "ftruncate() failed expectedly");
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} else {
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tst_res(TFAIL | TTERRNO,
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"ftruncate() failed unexpectedly, got %s, expected",
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tst_strerrno(tc->exp_errno));
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}
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}
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static void setup(void)
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{
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sock_fd = SAFE_SOCKET(PF_INET, SOCK_STREAM, 0);
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read_fd = SAFE_OPEN(TESTFILE1, O_RDONLY | O_CREAT, 0644);
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fd = SAFE_OPEN(TESTFILE2, 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 (sock_fd > 0)
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SAFE_CLOSE(sock_fd);
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if (read_fd > 0)
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SAFE_CLOSE(read_fd);
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if (fd > 0)
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SAFE_CLOSE(fd);
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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 = verify_ftruncate,
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.setup = setup,
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.cleanup = cleanup,
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.needs_tmpdir = 1,
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};
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