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ie: Parse PMKIDs in RSN IE

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This commit is contained in:
Denis Kenzior 2015-01-19 23:26:45 -06:00
parent ddd376978b
commit e5574d031d
1 changed files with 21 additions and 0 deletions
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21
src/ie.c
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@ -434,6 +434,27 @@ int ie_parse_rsne(struct ie_tlv_iter *iter, struct ie_rsn_info *out_info)
RSNE_ADVANCE(data, len, 2); RSNE_ADVANCE(data, len, 2);
/* Parse PMKID Count field */
if (len < 2)
return -EBADMSG;
info.num_pmkids = l_get_le16(data);
RSNE_ADVANCE(data, len, 2);
if (info.num_pmkids > 0) {
if (len < 16 * info.num_pmkids)
return -EBADMSG;
/*
* Parse PMKID List field.
*
* We simply assign the pointer to the PMKIDs to the structure.
* The PMKIDs are fixed size, 16 bytes each.
*/
info.pmkids = data;
RSNE_ADVANCE(data, len, info.num_pmkids * 16);
}
done: done:
if (out_info) if (out_info)
memcpy(out_info, &info, sizeof(info)); memcpy(out_info, &info, sizeof(info));