[deliverable/linux.git] / include / asm-generic / ioctl.h

#ifndef _ASM_GENERIC_IOCTL_H
#define _ASM_GENERIC_IOCTL_H

#include <uapi/asm-generic/ioctl.h>

/* provoke compile error for invalid uses of size argument */
extern unsigned int __invalid_size_argument_for_IOC;
#define _IOC_TYPECHECK(t) \
	((sizeof(t) == sizeof(t[1]) && \
	  sizeof(t) < (1 << _IOC_SIZEBITS)) ? \
	  sizeof(t) : __invalid_size_argument_for_IOC)
#endif /* _ASM_GENERIC_IOCTL_H */
Commit	Line	Data
af4cd3fe BG	1	#ifndef _ASM_GENERIC_IOCTL_H
	2	#define _ASM_GENERIC_IOCTL_H
	3
8a1ab315	4	#include <uapi/asm-generic/ioctl.h>
af4cd3fe	5
af4cd3fe BG	6	/* provoke compile error for invalid uses of size argument */
	7	extern unsigned int __invalid_size_argument_for_IOC;
	8	#define _IOC_TYPECHECK(t) \
	9	((sizeof(t) == sizeof(t[1]) && \
	10	sizeof(t) < (1 << _IOC_SIZEBITS)) ? \
	11	sizeof(t) : __invalid_size_argument_for_IOC)
af4cd3fe	12	#endif /* _ASM_GENERIC_IOCTL_H */