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Merge remote-tracking branch 'Kernel/master'

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EnderIce2
2024-11-20 05:00:33 +02:00
parent 93d408e0af 19f2a78d35
commit 682c84b2af
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Kernel/include/filesystem/ioctl.hpp Normal file
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/*
This file is part of Fennix Kernel.
Fennix Kernel is free software: you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of
the License, or (at your option) any later version.
Fennix Kernel is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef __FENNIX_KERNEL_FILESYSTEM_IOCTL_H__
#define __FENNIX_KERNEL_FILESYSTEM_IOCTL_H__
#include <types.h>
#include <stropts.h>
#include <termios.h>
#define _IOC_NRBITS 8
#define _IOC_TYPEBITS 8
#define _IOC_SIZEBITS 14
#define _IOC_DIRBITS 2
#define _IOC_NRMASK \
((1 << _IOC_NRBITS) - 1)
#define _IOC_TYPEMASK \
((1 << _IOC_TYPEBITS) - 1)
#define _IOC_SIZEMASK \
((1 << _IOC_SIZEBITS) - 1)
#define _IOC_DIRMASK \
((1 << _IOC_DIRBITS) - 1)
#define _IOC_NRSHIFT 0
#define _IOC_TYPESHIFT \
(_IOC_NRSHIFT + _IOC_NRBITS)
#define _IOC_SIZESHIFT \
(_IOC_TYPESHIFT + _IOC_TYPEBITS)
#define _IOC_DIRSHIFT \
(_IOC_SIZESHIFT + _IOC_SIZEBITS)
#define _IOC(dir, type, nr, size) \
(((dir) << _IOC_DIRSHIFT) | \
((type) << _IOC_TYPESHIFT) | \
((nr) << _IOC_NRSHIFT) | \
((size) << _IOC_SIZESHIFT))
#define _IOC_NONE 0U
#define _IOC_WRITE 1U
#define _IOC_READ 2U
#define _IOC_TYPECHECK(t) (sizeof(t))
#define _IO(type, nr) \
_IOC(_IOC_NONE, (type), (nr), 0)
#define _IOR(type, nr, size) \
_IOC(_IOC_READ, (type), (nr), (_IOC_TYPECHECK(size)))
#define _IOW(type, nr, size) \
_IOC(_IOC_WRITE, (type), (nr), (_IOC_TYPECHECK(size)))
#define _IOWR(type, nr, size) \
_IOC(_IOC_READ | _IOC_WRITE, (type), (nr), (_IOC_TYPECHECK(size)))
#define _IOR_BAD(type, nr, size) \
_IOC(_IOC_READ, (type), (nr), sizeof(size))
#define _IOW_BAD(type, nr, size) \
_IOC(_IOC_WRITE, (type), (nr), sizeof(size))
#define _IOWR_BAD(type, nr, size) \
_IOC(_IOC_READ | _IOC_WRITE, (type), (nr), sizeof(size))
#define TIOCGPTN _IOR('T', 0x30, unsigned int)
#define TIOCSPTLCK _IOW('T', 0x31, int)
#endif // !__FENNIX_KERNEL_FILESYSTEM_IOCTL_H__