19 lines
506 B
C
19 lines
506 B
C
|
/* SPDX-License-Identifier: GPL-2.0 */
|
||
|
|
#ifndef _ASM_GENERIC_IOCTL_H
|
||
|
|
#define _ASM_GENERIC_IOCTL_H
|
||
|
|
|
||
|
|
#include <uapi/asm-generic/ioctl.h>
|
||
|
|
|
||
|
|
#ifdef __CHECKER__
|
||
|
|
#define _IOC_TYPECHECK(t) (sizeof(t))
|
||
|
|
#else
|
||
|
|
/* 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
|
||
|
|
|
||
|
|
#endif /* _ASM_GENERIC_IOCTL_H */
|