18 lines
467 B
C
18 lines
467 B
C
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#ifndef _ASM_GENERIC_IOCTL_H
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#define _ASM_GENERIC_IOCTL_H
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#include <uapi/asm-generic/ioctl.h>
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#ifdef __CHECKER__
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#define _IOC_TYPECHECK(t) (sizeof(t))
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#else
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/* provoke compile error for invalid uses of size argument */
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extern unsigned int __invalid_size_argument_for_IOC;
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#define _IOC_TYPECHECK(t) \
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((sizeof(t) == sizeof(t[1]) && \
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sizeof(t) < (1 << _IOC_SIZEBITS)) ? \
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sizeof(t) : __invalid_size_argument_for_IOC)
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#endif
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#endif /* _ASM_GENERIC_IOCTL_H */
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