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FILS: Advertise ERP domain in FILS Indication element

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Calculate the hashed realm from hostapd erp_domain configuration
parameter and add this to the FILS Indication element when ERP is
enabled.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2015-09-02 16:33:42 +03:00 • committed by Jouni Malinen
parent c30ed45f45
commit 94f66e8a26
3 changed files with 36 additions and 1 deletions
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13
src/ap/ieee802_11_shared.c
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@ -613,7 +613,11 @@ u8 * hostapd_eid_fils_indic(struct hostapd_data *hapd, u8 *eid, int hessid)
*pos++ = WLAN_EID_FILS_INDICATION;
len = pos++;
/* TODO: B0..B2: Number of Public Key Identifiers */
/* TODO: B3..B5: Number of Realm Identifiers */
if (hapd->conf->erp_domain) {
/* TODO: Support for setting multiple domain identifiers */
/* B3..B5: Number of Realm Identifiers */
fils_info |= BIT(3);
}
/* TODO: B6: FILS IP Address Configuration */
if (hapd->conf->fils_cache_id_set)
fils_info |= BIT(7);
@ -634,6 +638,13 @@ u8 * hostapd_eid_fils_indic(struct hostapd_data *hapd, u8 *eid, int hessid)
os_memcpy(pos, hapd->conf->hessid, ETH_ALEN);
pos += ETH_ALEN;
}
if (hapd->conf->erp_domain) {
u16 hash;
hash = fils_domain_name_hash(hapd->conf->erp_domain);
WPA_PUT_LE16(pos, hash);
pos += 2;
}
*len = pos - len - 1;
#endif /* CONFIG_FILS */