Content - d17295b290fa806ef2fcf03989c1f199a336a9b8 - 24b8bb3/include/asm-generic/ioctl.h

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v0.5.1

visit type:

https://github.com/torvalds/linux

02 December 2023, 22:23:51 UTC

Tip revision: 19f949f52599ba7c3f67a5897ac6be14bfcb1200 authored by Linus Torvalds on 18 February 2013, 23:58:34 UTC
Linux 3.8

Tip revision: 19f949f

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 */