| IEEE80211_GET_HDRLEN(9) | Utility functions | IEEE80211_GET_HDRLEN(9) |
NAME¶
ieee80211_get_hdrlen_from_skb - get header length from data
SYNOPSIS¶
unsigned int ieee80211_get_hdrlen_from_skb(const struct sk_buff * skb);
ARGUMENTS¶
skb
the frame
DESCRIPTION¶
Given an skb with a raw 802.11 header at the data pointer this function returns the 802.11 header length.
RETURN¶
The 802.11 header length in bytes (not including encryption headers). Or 0 if the data in the sk_buff is too short to contain a valid 802.11 header.
AUTHOR¶
Johannes Berg <johannes@sipsolutions.net>
Author.
COPYRIGHT¶
| June 2024 | Kernel Hackers Manual 3.10 |