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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:49:25 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:49:25 +0000 |
commit | 464df1d5e5ab1322e2dd0a7796939fff1aeefa9a (patch) | |
tree | 6a403684e0978f0287d7f0ec0e5aab1fd31a59e1 /lib/ext2fs/tst_getsectsize.c | |
parent | Initial commit. (diff) | |
download | e2fsprogs-upstream/1.47.0.tar.xz e2fsprogs-upstream/1.47.0.zip |
Adding upstream version 1.47.0.upstream/1.47.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | lib/ext2fs/tst_getsectsize.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/lib/ext2fs/tst_getsectsize.c b/lib/ext2fs/tst_getsectsize.c new file mode 100644 index 0000000..d616965 --- /dev/null +++ b/lib/ext2fs/tst_getsectsize.c @@ -0,0 +1,63 @@ +/* + * tst_getsize.c --- this function tests the getsize function + * + * Copyright (C) 1997 by Theodore Ts'o. + * + * %Begin-Header% + * This file may be redistributed under the terms of the GNU Library + * General Public License, version 2. + * %End-Header% + */ + +#include "config.h" +#include <stdio.h> +#include <string.h> +#if HAVE_UNISTD_H +#include <unistd.h> +#endif +#include <fcntl.h> +#include <time.h> +#include <sys/stat.h> +#include <sys/types.h> +#if HAVE_ERRNO_H +#include <errno.h> +#endif + +#include "ext2_fs.h" +#include "ext2fs.h" + +int main(int argc, char **argv) +{ + int lsectsize, psectsize; + int retval; + int fd; + + if (argc < 2) { + fprintf(stderr, "Usage: %s device\n", argv[0]); + exit(1); + } + + retval = ext2fs_get_device_sectsize(argv[1], &lsectsize); + if (retval) { + com_err(argv[0], retval, + "while calling ext2fs_get_device_sectsize"); + exit(1); + } + retval = ext2fs_get_device_phys_sectsize(argv[1], &psectsize); + if (retval) { + com_err(argv[0], retval, + "while calling ext2fs_get_device_phys_sectsize"); + exit(1); + } + printf("Device %s has logical/physical sector size of %d/%d.\n", + argv[1], lsectsize, psectsize); + fd = open(argv[1], O_RDONLY); + if (fd < 0) { + perror("open"); + exit(1); + } + printf("The device's DIO alignment is %d\n", + ext2fs_get_dio_alignment(fd)); + close(fd); + exit(0); +} |