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Move Ext Capab and Interworking element construction into shared file

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These needs to be available for drivers that implement SME/MLME.
This commit is contained in:
Jouni Malinen 2011-10-17 21:03:52 +03:00 committed by Jouni Malinen
parent c2ff13c533
commit 06c4d2472f
4 changed files with 77 additions and 76 deletions
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40
src/ap/beacon.c
View file

@ -198,46 +198,6 @@ static u8 * hostapd_eid_wpa(struct hostapd_data *hapd, u8 *eid, size_t len)
}
static u8 * hostapd_eid_interworking(struct hostapd_data *hapd, u8 *eid)
{
u8 *pos = eid;
#ifdef CONFIG_INTERWORKING
u8 *len;
if (!hapd->conf->interworking)
return eid;
*pos++ = WLAN_EID_INTERWORKING;
len = pos++;
*pos = hapd->conf->access_network_type;
if (hapd->conf->internet)
*pos |= INTERWORKING_ANO_INTERNET;
if (hapd->conf->asra)
*pos |= INTERWORKING_ANO_ASRA;
if (hapd->conf->esr)
*pos |= INTERWORKING_ANO_ESR;
if (hapd->conf->uesa)
*pos |= INTERWORKING_ANO_UESA;
pos++;
if (hapd->conf->venue_info_set) {
*pos++ = hapd->conf->venue_group;
*pos++ = hapd->conf->venue_type;
}
if (!is_zero_ether_addr(hapd->conf->hessid)) {
os_memcpy(pos, hapd->conf->hessid, ETH_ALEN);
pos += ETH_ALEN;
}
*len = pos - len - 1;
#endif /* CONFIG_INTERWORKING */
return pos;
}
void handle_probe_req(struct hostapd_data *hapd,
const struct ieee80211_mgmt *mgmt, size_t len)
{

36
src/ap/ieee802_11.c
View file

@ -163,42 +163,6 @@ u16 hostapd_own_capab_info(struct hostapd_data *hapd, struct sta_info *sta,
}
u8 * hostapd_eid_ext_capab(struct hostapd_data *hapd, u8 *eid)
{
u8 *pos = eid;
u8 len = 0;
if (hapd->conf->tdls & (TDLS_PROHIBIT | TDLS_PROHIBIT_CHAN_SWITCH))
len = 5;
if (len < 4 && hapd->conf->interworking)
len = 4;
if (len == 0)
return eid;
*pos++ = WLAN_EID_EXT_CAPAB;
*pos++ = len;
*pos++ = 0x00;
*pos++ = 0x00;
*pos++ = 0x00;
*pos = 0x00;
if (hapd->conf->interworking)
*pos |= 0x80; /* Bit 31 - Interworking */
pos++;
if (len < 5)
return pos;
*pos = 0x00;
if (hapd->conf->tdls & TDLS_PROHIBIT)
*pos |= 0x40; /* Bit 38 - TDLS Prohibited */
if (hapd->conf->tdls & TDLS_PROHIBIT_CHAN_SWITCH)
*pos |= 0x80; /* Bit 39 - TDLS Channel Switching Prohibited */
pos++;
return pos;
}
void ieee802_11_print_ssid(char *buf, const u8 *ssid, u8 len)
{
int i;

1
src/ap/ieee802_11.h
View file

@ -69,5 +69,6 @@ u8 * hostapd_eid_assoc_comeback_time(struct hostapd_data *hapd,
void ieee802_11_sa_query_action(struct hostapd_data *hapd,
const u8 *sa, const u8 action_type,
const u8 *trans_id);
u8 * hostapd_eid_interworking(struct hostapd_data *hapd, u8 *eid);
#endif /* IEEE802_11_H */

76
src/ap/ieee802_11_shared.c
View file

@ -167,3 +167,79 @@ void ieee802_11_sa_query_action(struct hostapd_data *hapd, const u8 *sa,
}
#endif /* CONFIG_IEEE80211W */
u8 * hostapd_eid_ext_capab(struct hostapd_data *hapd, u8 *eid)
{
u8 *pos = eid;
u8 len = 0;
if (hapd->conf->tdls & (TDLS_PROHIBIT | TDLS_PROHIBIT_CHAN_SWITCH))
len = 5;
if (len < 4 && hapd->conf->interworking)
len = 4;
if (len == 0)
return eid;
*pos++ = WLAN_EID_EXT_CAPAB;
*pos++ = len;
*pos++ = 0x00;
*pos++ = 0x00;
*pos++ = 0x00;
*pos = 0x00;
if (hapd->conf->interworking)
*pos |= 0x80; /* Bit 31 - Interworking */
pos++;
if (len < 5)
return pos;
*pos = 0x00;
if (hapd->conf->tdls & TDLS_PROHIBIT)
*pos |= 0x40; /* Bit 38 - TDLS Prohibited */
if (hapd->conf->tdls & TDLS_PROHIBIT_CHAN_SWITCH)
*pos |= 0x80; /* Bit 39 - TDLS Channel Switching Prohibited */
pos++;
return pos;
}
u8 * hostapd_eid_interworking(struct hostapd_data *hapd, u8 *eid)
{
u8 *pos = eid;
#ifdef CONFIG_INTERWORKING
u8 *len;
if (!hapd->conf->interworking)
return eid;
*pos++ = WLAN_EID_INTERWORKING;
len = pos++;
*pos = hapd->conf->access_network_type;
if (hapd->conf->internet)
*pos |= INTERWORKING_ANO_INTERNET;
if (hapd->conf->asra)
*pos |= INTERWORKING_ANO_ASRA;
if (hapd->conf->esr)
*pos |= INTERWORKING_ANO_ESR;
if (hapd->conf->uesa)
*pos |= INTERWORKING_ANO_UESA;
pos++;
if (hapd->conf->venue_info_set) {
*pos++ = hapd->conf->venue_group;
*pos++ = hapd->conf->venue_type;
}
if (!is_zero_ether_addr(hapd->conf->hessid)) {
os_memcpy(pos, hapd->conf->hessid, ETH_ALEN);
pos += ETH_ALEN;
}
*len = pos - len - 1;
#endif /* CONFIG_INTERWORKING */
return pos;
}