64 lines
1.3 KiB
C
64 lines
1.3 KiB
C
/*
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* tst_getsize.c --- this function tests the getsize function
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*
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* Copyright (C) 1997 by Theodore Ts'o.
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*
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* %Begin-Header%
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* This file may be redistributed under the terms of the GNU Library
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* General Public License, version 2.
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* %End-Header%
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*/
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#include "config.h"
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#include <stdio.h>
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#include <string.h>
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#if HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <fcntl.h>
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#include <time.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#if HAVE_ERRNO_H
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#include <errno.h>
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#endif
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#include "ext2_fs.h"
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#include "ext2fs.h"
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int main(int argc, char **argv)
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{
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int lsectsize, psectsize;
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int retval;
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int fd;
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if (argc < 2) {
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fprintf(stderr, "Usage: %s device\n", argv[0]);
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exit(1);
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}
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retval = ext2fs_get_device_sectsize(argv[1], &lsectsize);
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if (retval) {
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com_err(argv[0], retval,
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"while calling ext2fs_get_device_sectsize");
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exit(1);
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}
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retval = ext2fs_get_device_phys_sectsize(argv[1], &psectsize);
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if (retval) {
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com_err(argv[0], retval,
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"while calling ext2fs_get_device_phys_sectsize");
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exit(1);
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}
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printf("Device %s has logical/physical sector size of %d/%d.\n",
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argv[1], lsectsize, psectsize);
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fd = open(argv[1], O_RDONLY);
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if (fd < 0) {
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perror("open");
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exit(1);
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}
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printf("The device's DIO alignment is %d\n",
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ext2fs_get_dio_alignment(fd));
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close(fd);
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exit(0);
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}
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