6e623e9320
Bump GPLv2+ to GPLv3+ for some files, clarify BSD 2-clause. Everything else stays under GPLv3+. New Linking Exception exempts resulting executables from LGPLv3 section 4. Add CONTRIBUTORS file to keep track of licensing. Remove 'Copyright Red Hat Inc' comments. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
/* sys/ioctl.h
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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/* sys/ioctl.h */
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#ifndef _SYS_IOCTL_H
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#define _SYS_IOCTL_H
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#include <sys/cdefs.h>
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#include <sys/termios.h>
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__BEGIN_DECLS
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/* /dev/windows ioctls */
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#define WINDOWS_POST 0 /* Set write() behavior to PostMessage() */
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#define WINDOWS_SEND 1 /* Set write() behavior to SendMessage() */
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#define WINDOWS_HWND 2 /* Set hWnd for read() calls */
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/* Some standard linux defines */
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#define _IOC_NRBITS 8
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#define _IOC_TYPEBITS 8
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#define _IOC_SIZEBITS 14
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#define _IOC_DIRBITS 2
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#define _IOC_NRMASK ((1 << _IOC_NRBITS)-1)
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#define _IOC_TYPEMASK ((1 << _IOC_TYPEBITS)-1)
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#define _IOC_SIZEMASK ((1 << _IOC_SIZEBITS)-1)
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#define _IOC_DIRMASK ((1 << _IOC_DIRBITS)-1)
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#define _IOC_NRSHIFT 0
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#define _IOC_TYPESHIFT (_IOC_NRSHIFT+_IOC_NRBITS)
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#define _IOC_SIZESHIFT (_IOC_TYPESHIFT+_IOC_TYPEBITS)
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#define _IOC_DIRSHIFT (_IOC_SIZESHIFT+_IOC_SIZEBITS)
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#define _IOC_NONE 0U
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#define _IOC_WRITE 1U
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#define _IOC_READ 2U
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#define _IOC(dir,type,nr,size) \
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(((dir) << _IOC_DIRSHIFT) | \
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+ ((type) << _IOC_TYPESHIFT) | \
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+ ((nr) << _IOC_NRSHIFT) | \
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+ ((size) << _IOC_SIZESHIFT))
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#define _LINUX_IO(type,nr) _IOC(_IOC_NONE,(type),(nr),0)
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#define _LINUX_IOR(type,nr,size) _IOC(_IOC_READ,(type),(nr),sizeof(size))
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#define _LINUX_IOW(type,nr,size) _IOC(_IOC_WRITE,(type),(nr),sizeof(size))
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#define _LINUX_IOWR(type,nr,size) _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),sizeof(size))
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#ifdef __USE_LINUX_IOCTL_DEFS
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# define _IO _LINUX_IO
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# define _IOR _LINUX_IOR
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# define _IOW _LINUX_IOW
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# define _IOWR _LINUX_IOWR
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#endif /*__USE_LINUX_IOCTL_DEFS */
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int __cdecl ioctl (int __fd, int __cmd, ...);
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__END_DECLS
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#endif
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