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OCE: Send scan parameters when OCE_STA functionality is enabled

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If the device supports OCE features and OCE is enabled, set the relevant
scan parameters and FILS Request Parameters element with Max Channel
Time.

Signed-off-by: Roee Zamir <roee.zamir@intel.com>
This commit is contained in:
Roee Zamir 2018-08-26 20:45:03 +03:00 committed by Jouni Malinen
parent d6801b0545
commit 2ac4333404
1 changed files with 44 additions and 0 deletions
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44
wpa_supplicant/scan.c
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@ -455,6 +455,33 @@ static void wpas_add_interworking_elements(struct wpa_supplicant *wpa_s,
#endif /* CONFIG_INTERWORKING */
#ifdef CONFIG_MBO
static void wpas_fils_req_param_add_max_channel(struct wpa_supplicant *wpa_s,
struct wpabuf **ie)
{
if (wpabuf_resize(ie, 5)) {
wpa_printf(MSG_DEBUG,
"Failed to allocate space for FILS Request Parameters element");
return;
}
/* FILS Request Parameters element */
wpabuf_put_u8(*ie, WLAN_EID_EXTENSION);
wpabuf_put_u8(*ie, 3); /* FILS Request attribute length */
wpabuf_put_u8(*ie, WLAN_EID_EXT_FILS_REQ_PARAMS);
/* Parameter control bitmap */
wpabuf_put_u8(*ie, 0);
/* Max Channel Time field - contains the value of MaxChannelTime
* parameter of the MLME-SCAN.request primitive represented in units of
* TUs, as an unsigned integer. A Max Channel Time field value of 255
* is used to indicate any duration of more than 254 TUs, or an
* unspecified or unknown duration. (IEEE Std 802.11ai-2016, 9.4.2.178)
*/
wpabuf_put_u8(*ie, 255);
}
#endif /* CONFIG_MBO */
void wpa_supplicant_set_default_scan_ies(struct wpa_supplicant *wpa_s)
{
struct wpabuf *default_ies = NULL;
@ -476,6 +503,8 @@ void wpa_supplicant_set_default_scan_ies(struct wpa_supplicant *wpa_s)
wpabuf_put_data(default_ies, ext_capab, ext_capab_len);
#ifdef CONFIG_MBO
if (wpa_s->enable_oce & OCE_STA)
wpas_fils_req_param_add_max_channel(wpa_s, &default_ies);
/* Send MBO and OCE capabilities */
if (wpabuf_resize(&default_ies, 12) == 0)
wpas_mbo_scan_ie(wpa_s, default_ies);
@ -517,6 +546,11 @@ static struct wpabuf * wpa_supplicant_extra_ies(struct wpa_supplicant *wpa_s)
wpas_add_interworking_elements(wpa_s, extra_ie);
#endif /* CONFIG_INTERWORKING */
#ifdef CONFIG_MBO
if (wpa_s->enable_oce & OCE_STA)
wpas_fils_req_param_add_max_channel(wpa_s, &extra_ie);
#endif /* CONFIG_MBO */
#ifdef CONFIG_WPS
wps = wpas_wps_in_use(wpa_s, &req_type);
@ -1077,6 +1111,11 @@ ssid_list_set:
}
}
#ifdef CONFIG_MBO
if (wpa_s->enable_oce & OCE_STA)
params.oce_scan = 1;
#endif /* CONFIG_MBO */
params.filter_ssids = wpa_supplicant_build_filter_ssids(
wpa_s->conf, &params.num_filter_ssids);
if (extra_ie) {
@ -1486,6 +1525,11 @@ int wpa_supplicant_req_sched_scan(struct wpa_supplicant *wpa_s)
int_array_concat(&params.freqs, wpa_s->conf->freq_list);
}
#ifdef CONFIG_MBO
if (wpa_s->enable_oce & OCE_STA)
params.oce_scan = 1;
#endif /* CONFIG_MBO */
scan_params = &params;
scan: