forked from mirrors/linux
9e1a98aac1
Simplify this, and also add a comment at the #endif. Link: https://patch.msgid.link/20241007215025.5ecdad1e02ed.I54efa895efc496e06ba41e1c39c9df9e23b0171f@changeid Signed-off-by: Johannes Berg <johannes.berg@intel.com>
52 lines
1.6 KiB
C
52 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* This file define a set of standard wireless extensions
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*
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* Version : 22 16.3.07
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*
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* Authors : Jean Tourrilhes - HPL - <jt@hpl.hp.com>
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* Copyright (c) 1997-2007 Jean Tourrilhes, All Rights Reserved.
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*/
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#ifndef _LINUX_WIRELESS_H
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#define _LINUX_WIRELESS_H
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#include <uapi/linux/wireless.h>
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#ifdef CONFIG_COMPAT
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#include <linux/compat.h>
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struct compat_iw_point {
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compat_caddr_t pointer;
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__u16 length;
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__u16 flags;
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};
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struct __compat_iw_event {
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__u16 len; /* Real length of this stuff */
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__u16 cmd; /* Wireless IOCTL */
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union {
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compat_caddr_t pointer;
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/* we need ptr_bytes to make memcpy() run-time destination
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* buffer bounds checking happy, nothing special
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*/
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DECLARE_FLEX_ARRAY(__u8, ptr_bytes);
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};
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};
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#define IW_EV_COMPAT_LCP_LEN offsetof(struct __compat_iw_event, pointer)
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#define IW_EV_COMPAT_POINT_OFF offsetof(struct compat_iw_point, length)
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/* Size of the various events for compat */
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#define IW_EV_COMPAT_CHAR_LEN (IW_EV_COMPAT_LCP_LEN + IFNAMSIZ)
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#define IW_EV_COMPAT_UINT_LEN (IW_EV_COMPAT_LCP_LEN + sizeof(__u32))
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#define IW_EV_COMPAT_FREQ_LEN (IW_EV_COMPAT_LCP_LEN + sizeof(struct iw_freq))
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#define IW_EV_COMPAT_PARAM_LEN (IW_EV_COMPAT_LCP_LEN + sizeof(struct iw_param))
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#define IW_EV_COMPAT_ADDR_LEN (IW_EV_COMPAT_LCP_LEN + sizeof(struct sockaddr))
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#define IW_EV_COMPAT_QUAL_LEN (IW_EV_COMPAT_LCP_LEN + sizeof(struct iw_quality))
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#define IW_EV_COMPAT_POINT_LEN \
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(IW_EV_COMPAT_LCP_LEN + sizeof(struct compat_iw_point) - \
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IW_EV_COMPAT_POINT_OFF)
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#endif /* CONFIG_COMPAT */
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#endif /* _LINUX_WIRELESS_H */
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