165 lines
4.3 KiB
C
165 lines
4.3 KiB
C
/******************************************************************************
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* Copyright (c) International Business Machines Corp., 2007
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* Author: Sharyathi Nagesh <sharyathi@in.ibm.com>
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******************************************************************************/
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/***************************************************************************
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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***************************************************************************/
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/*
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* DESCRIPTION
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* check fallocate() with various error conditions that should produce
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* EBADF, EINVAL and EFBIG.
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*/
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#define _GNU_SOURCE
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#include <stdio.h>
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#include <stdlib.h>
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#include <endian.h>
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#include <errno.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <inttypes.h>
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#include <sys/utsname.h>
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#include <limits.h>
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#include "test.h"
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#include "safe_macros.h"
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#include "lapi/fallocate.h"
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#include "lapi/abisize.h"
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#define BLOCKS_WRITTEN 12
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#ifdef TEST_DEFAULT
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# define DEFAULT_TEST_MODE 0
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#else
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# define DEFAULT_TEST_MODE 1
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#endif
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#define OFFSET 12
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#define FNAMER "test_file1"
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#define FNAMEW "test_file2"
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#define BLOCK_SIZE 1024
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#define MAX_FILESIZE (LLONG_MAX / 1024)
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static void setup(void);
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static void fallocate_verify(int);
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static void cleanup(void);
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static int fdw;
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static int fdr;
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static struct test_data_t {
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int *fd;
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char *fname;
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int mode;
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loff_t offset;
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loff_t len;
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int error;
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} test_data[] = {
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{&fdr, FNAMER, DEFAULT_TEST_MODE, 0, 1, EBADF},
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{&fdw, FNAMEW, DEFAULT_TEST_MODE, -1, 1, EINVAL},
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{&fdw, FNAMEW, DEFAULT_TEST_MODE, 1, -1, EINVAL},
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{&fdw, FNAMEW, DEFAULT_TEST_MODE, BLOCKS_WRITTEN, 0, EINVAL},
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{&fdw, FNAMEW, DEFAULT_TEST_MODE, BLOCKS_WRITTEN, -1, EINVAL},
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{&fdw, FNAMEW, DEFAULT_TEST_MODE, -(BLOCKS_WRITTEN+OFFSET), 1, EINVAL},
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#if defined(TST_ABI64) || _FILE_OFFSET_BITS == 64
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{&fdw, FNAMEW, DEFAULT_TEST_MODE, MAX_FILESIZE, 1, EFBIG},
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{&fdw, FNAMEW, DEFAULT_TEST_MODE, 1, MAX_FILESIZE, EFBIG},
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#endif
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};
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TCID_DEFINE(fallocate02);
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int TST_TOTAL = ARRAY_SIZE(test_data);
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int main(int ac, char **av)
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{
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int lc;
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int i;
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tst_parse_opts(ac, av, NULL, NULL);
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setup();
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for (lc = 0; TEST_LOOPING(lc); lc++) {
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tst_count = 0;
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for (i = 0; i < TST_TOTAL; i++)
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fallocate_verify(i);
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}
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cleanup();
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tst_exit();
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}
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static void setup(void)
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{
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int i;
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tst_sig(NOFORK, DEF_HANDLER, cleanup);
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TEST_PAUSE;
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tst_tmpdir();
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fdr = SAFE_OPEN(cleanup, FNAMER, O_RDONLY | O_CREAT, S_IRUSR);
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fdw = SAFE_OPEN(cleanup, FNAMEW, O_RDWR | O_CREAT, S_IRWXU);
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char buf[BLOCK_SIZE];
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memset(buf, 'A', BLOCK_SIZE);
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for (i = 0; i < BLOCKS_WRITTEN; i++)
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SAFE_WRITE(cleanup, 1, fdw, buf, BLOCK_SIZE);
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}
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static void fallocate_verify(int i)
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{
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TEST(fallocate(*test_data[i].fd, test_data[i].mode,
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test_data[i].offset * BLOCK_SIZE,
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test_data[i].len * BLOCK_SIZE));
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if (TEST_ERRNO != test_data[i].error) {
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if (TEST_ERRNO == EOPNOTSUPP ||
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TEST_ERRNO == ENOSYS) {
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tst_brkm(TCONF, cleanup,
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"fallocate system call is not implemented");
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}
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tst_resm(TFAIL | TTERRNO,
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"fallocate(%s:%d, %d, %" PRId64 ", %" PRId64 ") "
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"failed, expected errno:%d", test_data[i].fname,
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*test_data[i].fd, test_data[i].mode,
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test_data[i].offset * BLOCK_SIZE,
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test_data[i].len * BLOCK_SIZE, test_data[i].error);
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} else {
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tst_resm(TPASS | TTERRNO,
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"fallocate(%s:%d, %d, %" PRId64 ", %" PRId64 ") "
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"returned %d", test_data[i].fname, *test_data[i].fd,
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test_data[i].mode, test_data[i].offset * BLOCK_SIZE,
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test_data[i].len * BLOCK_SIZE, TEST_ERRNO);
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}
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}
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static void cleanup(void)
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{
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if (fdw > 0)
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SAFE_CLOSE(NULL, fdw);
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if (fdr > 0)
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SAFE_CLOSE(NULL, fdr);
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tst_rmdir();
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}
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