add ieee80211_hdrspace and ieee80211_anyhdrspace to calculate the space
for an ieee80211 header taking into account padding requirements
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4e844c9453
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dfefa312d9
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=139509
@ -282,6 +282,36 @@ ieee80211_key_update_end(struct ieee80211com *ic)
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ic->ic_crypto.cs_key_update_end(ic);
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}
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/*
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* XXX these need to be here for IEEE80211_F_DATAPAD
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*/
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/*
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* Return the space occupied by the 802.11 header and any
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* padding required by the driver. This works for a
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* management or data frame.
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*/
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static __inline int
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ieee80211_hdrspace(struct ieee80211com *ic, const void *data)
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{
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int size = ieee80211_hdrsize(data);
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if (ic->ic_flags & IEEE80211_F_DATAPAD)
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size = roundup(size, sizeof(u_int32_t));
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return size;
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}
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/*
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* Like ieee80211_hdrspace, but handles any type of frame.
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*/
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static __inline int
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ieee80211_anyhdrspace(struct ieee80211com *ic, const void *data)
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{
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int size = ieee80211_anyhdrsize(data);
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if (ic->ic_flags & IEEE80211_F_DATAPAD)
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size = roundup(size, sizeof(u_int32_t));
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return size;
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}
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#define IEEE80211_MSG_DEBUG 0x40000000 /* IFF_DEBUG equivalent */
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#define IEEE80211_MSG_DUMPPKTS 0x20000000 /* IFF_LINK2 equivalant */
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#define IEEE80211_MSG_CRYPTO 0x10000000 /* crypto work */
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