include/linux/wireless.h

Source file repositories/reference/linux-study-clean/include/linux/wireless.h

File Facts

System
Linux kernel
Corpus path
include/linux/wireless.h
Extension
.h
Size
1600 bytes
Lines
53
Domain
Core OS
Bucket
Core Kernel Interface
Inferred role
Core OS: implementation source
Status
source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

Dependency Surface

Detected Declarations

Annotated Snippet

struct compat_iw_point {
	compat_caddr_t pointer;
	__u16 length;
	__u16 flags;
};

struct __compat_iw_event {
	__u16		len;			/* Real length of this stuff */
	__u16		cmd;			/* Wireless IOCTL */

	union {
		compat_caddr_t	pointer;

		/* we need ptr_bytes to make memcpy() run-time destination
		 * buffer bounds checking happy, nothing special
		 */
		DECLARE_FLEX_ARRAY(__u8, ptr_bytes);
	};
};
#define IW_EV_COMPAT_LCP_LEN offsetof(struct __compat_iw_event, pointer)
#define IW_EV_COMPAT_POINT_OFF offsetof(struct compat_iw_point, length)

/* Size of the various events for compat */
#define IW_EV_COMPAT_CHAR_LEN	(IW_EV_COMPAT_LCP_LEN + IFNAMSIZ)
#define IW_EV_COMPAT_UINT_LEN	(IW_EV_COMPAT_LCP_LEN + sizeof(__u32))
#define IW_EV_COMPAT_FREQ_LEN	(IW_EV_COMPAT_LCP_LEN + sizeof(struct iw_freq))
#define IW_EV_COMPAT_PARAM_LEN	(IW_EV_COMPAT_LCP_LEN + sizeof(struct iw_param))
#define IW_EV_COMPAT_ADDR_LEN	(IW_EV_COMPAT_LCP_LEN + sizeof(struct sockaddr))
#define IW_EV_COMPAT_QUAL_LEN	(IW_EV_COMPAT_LCP_LEN + sizeof(struct iw_quality))
#define IW_EV_COMPAT_POINT_LEN	\
	(IW_EV_COMPAT_LCP_LEN + sizeof(struct compat_iw_point) - \
	 IW_EV_COMPAT_POINT_OFF)
#endif /* CONFIG_COMPAT */
#endif	/* _LINUX_WIRELESS_H */

Annotation

Implementation Notes