diff options
Diffstat (limited to 'wpa_supplicant/mbo.c')
| -rw-r--r-- | wpa_supplicant/mbo.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/wpa_supplicant/mbo.c b/wpa_supplicant/mbo.c index 13d764e..7e049be 100644 --- a/wpa_supplicant/mbo.c +++ b/wpa_supplicant/mbo.c @@ -14,6 +14,7 @@ #include "utils/common.h" #include "common/ieee802_11_defs.h" +#include "common/gas.h" #include "config.h" #include "wpa_supplicant_i.h" #include "driver_i.h" @@ -805,3 +806,31 @@ void wpas_mbo_update_cell_capa(struct wpa_supplicant *wpa_s, u8 mbo_cell_capa) wpas_mbo_send_wnm_notification(wpa_s, cell_capa, 7); wpa_supplicant_set_default_scan_ies(wpa_s); } + + +struct wpabuf * mbo_build_anqp_buf(struct wpa_supplicant *wpa_s, + struct wpa_bss *bss) +{ + struct wpabuf *anqp_buf; + u8 *len_pos; + + if (!wpa_bss_get_vendor_ie(bss, MBO_IE_VENDOR_TYPE)) { + wpa_printf(MSG_INFO, "MBO: " MACSTR + " does not support MBO - cannot request MBO ANQP elements from it", + MAC2STR(bss->bssid)); + return NULL; + } + + anqp_buf = wpabuf_alloc(10); + if (!anqp_buf) + return NULL; + + len_pos = gas_anqp_add_element(anqp_buf, ANQP_VENDOR_SPECIFIC); + wpabuf_put_be24(anqp_buf, OUI_WFA); + wpabuf_put_u8(anqp_buf, MBO_ANQP_OUI_TYPE); + + wpabuf_put_u8(anqp_buf, MBO_ANQP_SUBTYPE_CELL_CONN_PREF); + gas_anqp_set_element_len(anqp_buf, len_pos); + + return anqp_buf; +} |