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NAME | LIBRARY | SYNOPSIS | DESCRIPTION | RETURN VALUE | ERRORS | STANDARDS | SEE ALSO | COLOPHON |
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ioctl_fat(2) System Calls Manual ioctl_fat(2)
ioctl_fat - manipulating the FAT filesystem
Standard C library (libc, -lc)
#include <sys/ioctl.h>
int ioctl(int fd, unsigned long op, ...);
The ioctl(2) system call can be used to read and write metadata of
FAT filesystems that are not accessible using other system calls.
The following op values are available.
Reading and setting file attributes
FAT_IOCTL_GET_ATTRIBUTES(2const)
FAT_IOCTL_SET_ATTRIBUTES(2const)
Reading the volume ID
FAT_IOCTL_GET_VOLUME_ID(2const)
Reading short filenames of a directory
VFAT_IOCTL_READDIR_BOTH(2const)
VFAT_IOCTL_READDIR_SHORT(2const)
On success, a nonnegative value is returned. On error, -1 is
returned, and errno is set to indicate the error.
ENOTTY The file descriptor fd does not refer to an object in a FAT
filesystem.
Linux.
ioctl(2)
This page is part of the man-pages (Linux kernel and C library
user-space interface documentation) project. Information about
the project can be found at
⟨https://www.kernel.org/doc/man-pages/⟩. If you have a bug report
for this manual page, see
⟨https://git.kernel.org/pub/scm/docs/man-pages/man-pages.git/tree/CONTRIBUTING⟩.
This page was obtained from the tarball man-pages-6.15.tar.gz
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⟨https://mirrors.edge.kernel.org/pub/linux/docs/man-pages/⟩ on
2025-08-11. If you discover any rendering problems in this HTML
version of the page, or you believe there is a better or more up-
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Linux man-pages 6.15 2025-05-17 ioctl_fat(2)
Pages that refer to this page: FAT_IOCTL_GET_VOLUME_ID(2const), FAT_IOCTL_SET_ATTRIBUTES(2const), ioctl(2), VFAT_IOCTL_READDIR_BOTH(2const)
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HTML rendering created 2025-09-06 by Michael Kerrisk, author of The Linux Programming Interface. For details of in-depth Linux/UNIX system programming training courses that I teach, look here. Hosting by jambit GmbH. |
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