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author | Andrei Otcheretianski <andrei.otcheretianski@intel.com> | 2014-10-22 14:22:49 +0200 |
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committer | Johannes Berg <johannes.berg@intel.com> | 2014-10-23 20:39:43 +0200 |
commit | a7f3a768289858f03f5c1866639c8b476c1b8ebc (patch) | |
tree | 1d1d7bb3a79486744d152804605735a7e951c0dc /net/mac80211/util.c | |
parent | mac80211: minstrel_ht: use group flags instead of index to display rates (diff) | |
download | linux-a7f3a768289858f03f5c1866639c8b476c1b8ebc.tar.xz linux-a7f3a768289858f03f5c1866639c8b476c1b8ebc.zip |
mac80211: export IE splitting function
Export ieee80211_ie_split function, so it can be reused by
drivers which need to insert additional elements.
Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/util.c')
-rw-r--r-- | net/mac80211/util.c | 26 |
1 files changed, 1 insertions, 25 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c index c76c9d7294ae..9247a960ea59 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -2052,31 +2052,6 @@ static bool ieee80211_id_in_list(const u8 *ids, int n_ids, u8 id) return false; } -/** - * ieee80211_ie_split - split an IE buffer according to ordering - * - * @ies: the IE buffer - * @ielen: the length of the IE buffer - * @ids: an array with element IDs that are allowed before - * the split - * @n_ids: the size of the element ID array - * @offset: offset where to start splitting in the buffer - * - * This function splits an IE buffer by updating the @offset - * variable to point to the location where the buffer should be - * split. - * - * It assumes that the given IE buffer is well-formed, this - * has to be guaranteed by the caller! - * - * It also assumes that the IEs in the buffer are ordered - * correctly, if not the result of using this function will not - * be ordered correctly either, i.e. it does no reordering. - * - * The function returns the offset where the next part of the - * buffer starts, which may be @ielen if the entire (remainder) - * of the buffer should be used. - */ size_t ieee80211_ie_split(const u8 *ies, size_t ielen, const u8 *ids, int n_ids, size_t offset) { @@ -2087,6 +2062,7 @@ size_t ieee80211_ie_split(const u8 *ies, size_t ielen, return pos; } +EXPORT_SYMBOL(ieee80211_ie_split); size_t ieee80211_ie_split_vendor(const u8 *ies, size_t ielen, size_t offset) { |