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@ -1,444 +0,0 @@
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From: wudan <wudan@kylinos.cn>
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Date: Wed, 23 Nov 2022 10:38:35 +0800
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Subject: add-wifi6/6+ and get-5g-freq
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---
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wpa_supplicant/bss.c | 190 +++++++++++++++++++++++++++++++-
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wpa_supplicant/bss.h | 17 +++
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wpa_supplicant/dbus/dbus_new.c | 12 ++
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wpa_supplicant/dbus/dbus_new_handlers.c | 101 +++++++++++++++++
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wpa_supplicant/dbus/dbus_new_handlers.h | 3 +
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5 files changed, 320 insertions(+), 3 deletions(-)
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diff --git a/wpa_supplicant/bss.c b/wpa_supplicant/bss.c
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index 441529c..be9250a 100644
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--- a/wpa_supplicant/bss.c
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+++ b/wpa_supplicant/bss.c
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@@ -309,7 +309,162 @@ static void wpa_bss_copy_res(struct wpa_bss *dst, struct wpa_scan_res *src,
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calculate_update_time(fetch_time, src->age, &dst->last_update);
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}
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+static u8 wpa_bss_get_160m_support_capability(struct wpa_bss *bss)
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+{
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+ const u8 *ie;
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+ unsigned int channelWidth = 0;
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+ unsigned int channelCenterSegment0 = 0;
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+ unsigned int channelCenterSegment1 = 0;
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+
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+ /*find the VHT operation information */
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+ ie = wpa_bss_get_ie(bss, WLAN_EID_VHT_OPERATION);
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+ if (ie == NULL || (ie[1] <= WIFI6WIFI6PLUS_VHT_CHANNEL_CENTER_SEGMENT1_INDEX)) {
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: NOT found VHT tag for SSID %s "MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ return WIFI6WIFI6PLUS_NOT_SUPPORTED;
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+ }
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+
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+ /*if the channel width equals 160MHZ, this AP has wifi6+ capability.*/
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+ channelWidth = ie[WIFI6WIFI6PLUS_HT_PRIMARY_CHANNEL_INDEX + 2];
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+ if (channelWidth == CHANWIDTH_160MHZ) {
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: 160MHZ supported(160MHZ) for SSID %s "MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ return WIFI6WIFI6PLUS_SUPPORTED;
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+ }
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+
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+ /*if Not, */
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+ channelCenterSegment0 = ie[WIFI6WIFI6PLUS_VHT_CHANNEL_CENTER_SEGMENT0_INDEX + 2];
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+ channelCenterSegment1 = ie[WIFI6WIFI6PLUS_VHT_CHANNEL_CENTER_SEGMENT1_INDEX + 2];
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: SSID %s channelCenterSegment0:%d channelCenterSegment1:%d "MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), channelCenterSegment0, channelCenterSegment1, MAC2STR(bss->bssid));
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+ if ((channelWidth == CHANWIDTH_80MHZ ) && channelCenterSegment0 && channelCenterSegment1
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+ && abs(channelCenterSegment1 - channelCenterSegment0) == 8) {
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: 160MHZ supported for SSID %s "MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ return WIFI6WIFI6PLUS_SUPPORTED;
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+ }
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+
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: 160MHZ NOT supported for SSID %s "MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ return WIFI6WIFI6PLUS_NOT_SUPPORTED;
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+}
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+static u8 wpa_bss_get_narrowband_capability(struct wpa_bss *bss)
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+{
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+ const u8 *ie;
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+ u8 index;
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+ u8 bcc_id_header[9] = {0, 0xE0, 0xFC, 0x40, 0, 0, 0, 0x01, 0};
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+ unsigned int len = 0;
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+
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+ /*To fetch vendor specific IE*/
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+ ie = wpa_bss_get_vendor_ie_content(bss, HW_IE_VENDOR_TYPE);
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+ if (ie == NULL || (ie[1] <= sizeof(bcc_id_header))) {
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: vendor specific IE error1 for SSID %s "MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ return WIFI6WIFI6PLUS_NOT_SUPPORTED;
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+ }
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+
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+ /*To match the BCC ID head.*/
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+ for (index = 0; index < sizeof(bcc_id_header); index++) {
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: SSID %s ie[%d]:%d bcc_id_header:%d "MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), index+2,ie[index+2],bcc_id_header[index], MAC2STR(bss->bssid));
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+ if ( ie[index + 2] != bcc_id_header[index]) {
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: bcc_id_header not match error SSID %s "MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ return WIFI6WIFI6PLUS_NOT_SUPPORTED;
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+ }
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+ }
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+
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+ /*To find the narrowband sub ie entry, if successful, then to find the narrowband capability field and check its value.*/
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+ index = WIFI6WIFI6PLUS_TYPE_NARROWBAND_SUBIE_INDEX;
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+ while (ie[1] > ie[index + 1] ) {
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: to match NB SUBIE for SSID %s ie[%d]:%d "MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), index, ie[index], MAC2STR(bss->bssid));
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+ if (ie[index] == WIFI6WIFI6PLUS_TYPE_NARROWBAND_SUBIE) {
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: NB SUBIE FOUND SSID %s "MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ len = ie[index + 1];
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+ index += len - WIFI6WIFI6PLUS_NARROWBAND_OFFSET;
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+ if (index >= ie[1] ) {
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: Index ERROR SSID %s "MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ return WIFI6WIFI6PLUS_NOT_SUPPORTED;
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+ }
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+
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+ if (WIFI6WIFI6PLUS_NARROWBAND_CAPABILITY == (ie[index] & WIFI6WIFI6PLUS_NARROWBAND_CAPABILITY)) {
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: narrowband supported for SSID %s "MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ return WIFI6WIFI6PLUS_SUPPORTED;
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+ }
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+ }
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+ len = ie[index + 1];
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+ index += len + 2;
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+ }
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+
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: NB SUBIE NOT FOUND SSID %s ie[%d]:%d "MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), index, ie[index], MAC2STR(bss->bssid));
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+ return WIFI6WIFI6PLUS_NOT_SUPPORTED;
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+}
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+static u8 wpa_bss_get_wifi6_capability(struct wpa_bss *bss)
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+{
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+ const u8 *ie;
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+
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+ /*Whether this ap has wifi6 capability or not*/
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+ ie = get_ie_ext((u8 *) (bss + 1), bss->ie_len, WLAN_EID_EXT_HE_CAPABILITIES);
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+ if (ie) {
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+ return WIFI6WIFI6PLUS_SUPPORTED;
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+ }
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+ return WIFI6WIFI6PLUS_NOT_SUPPORTED;
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+}
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+static void wpa_bss_get_wifi_category(struct wpa_bss *bss)
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+{
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+ u8 isWifi6Supported = 0;
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+ u8 is160mBandSupported = 0;
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+ u8 isNarrowbandSupported = 0;
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+
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+ wpa_printf(MSG_DEBUG, "\r\n--------wifi6wifi6+ detect starting for SSID %s--------"MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ /*Whether this ap has wifi6 capability or not*/
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+ isWifi6Supported = wpa_bss_get_wifi6_capability(bss);
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+ if (!isWifi6Supported){
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: Wifi6 Not Supported %d SSID %s "MACSTR,
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+ isWifi6Supported, wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ bss->category = WIFI6WIFI6PLUS_WIFI_CAPABILITY_DEFAULT;
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+ wpa_printf(MSG_DEBUG, "--------wifi6wifi6+ detect finished for SSID %s--------"MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ return;
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+ }
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+
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+ /*Whether this ap has wifi6 configure capability or not*/
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+ is160mBandSupported = wpa_bss_get_160m_support_capability(bss);
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+
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+ if (is160mBandSupported){
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: Wifi6 + Supported %d SSID %s "MACSTR,
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+ is160mBandSupported, wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ bss->category = WIFI6WIFI6PLUS_WIFI_CATEGORY_WIFI6_PLUS;
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+ wpa_printf(MSG_DEBUG, "--------wifi6wifi6+ detect finished for SSID %s--------"MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ return;
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+ }
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+
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+ /*Whether this ap has narrowband capability or not*/
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+ isNarrowbandSupported = wpa_bss_get_narrowband_capability(bss);
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+
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+ /*at last updating category result to bss entry according to the above results.*/
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+ if (isNarrowbandSupported) {
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: Wifi6 + Supported %d SSID %s "MACSTR,
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+ isNarrowbandSupported, wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ bss->category = WIFI6WIFI6PLUS_WIFI_CATEGORY_WIFI6_PLUS;
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+ }
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+ else {
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+ wpa_printf(MSG_DEBUG, "wifi6wifi6+: Wifi6 Supported %d SSID %s "MACSTR,
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+ isWifi6Supported, wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ bss->category = WIFI6WIFI6PLUS_WIFI_CATEGORY_WIFI6;
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+ }
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+ wpa_printf(MSG_DEBUG, "--------wifi6wifi6+ detect finished for SSID %s-------- "MACSTR,
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+ wpa_ssid_txt(bss->ssid, bss->ssid_len), MAC2STR(bss->bssid));
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+ return;
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+}
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static int wpa_bss_is_wps_candidate(struct wpa_supplicant *wpa_s,
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struct wpa_bss *bss)
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{
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@@ -445,7 +600,8 @@ static struct wpa_bss * wpa_bss_add(struct wpa_supplicant *wpa_s,
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bss->beacon_ie_len = res->beacon_ie_len;
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os_memcpy(bss + 1, res + 1, res->ie_len + res->beacon_ie_len);
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wpa_bss_set_hessid(bss);
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-
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+ /*get the highest category of this ap and update into bss added by zwx955772 on 20210320*/
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+ wpa_bss_get_wifi_category(bss);
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if (wpa_s->num_bss + 1 > wpa_s->conf->bss_max_count &&
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wpa_bss_remove_oldest(wpa_s) != 0) {
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wpa_printf(MSG_ERROR, "Increasing the MAX BSS count to %d "
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@@ -463,9 +619,9 @@ static struct wpa_bss * wpa_bss_add(struct wpa_supplicant *wpa_s,
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else
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extra[0] = '\0';
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wpa_dbg(wpa_s, MSG_DEBUG, "BSS: Add new id %u BSSID " MACSTR
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- " SSID '%s' freq %d%s",
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+ " SSID '%s' freq %d category %d %s",
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bss->id, MAC2STR(bss->bssid), wpa_ssid_txt(ssid, ssid_len),
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- bss->freq, extra);
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+ bss->freq, bss->category, extra);
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wpas_notify_bss_added(wpa_s, bss->bssid, bss->id);
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return bss;
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}
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@@ -1142,6 +1298,34 @@ const u8 * wpa_bss_get_vendor_ie(const struct wpa_bss *bss, u32 vendor_type)
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return NULL;
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}
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+/**
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+ * wpa_bss_get_vendor_ie_content - Fetch a vendor information element from a BSS entry (for wifi6/6+)
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+ * @bss: BSS table entry
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+ * @vendor_type: Vendor type (four octets starting the IE payload)
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+ * Returns: Pointer to the information element (id field) or %NULL if not found
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+ *
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+ * This function returns the first matching information element in the BSS
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+ * entry.
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+ */
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+const u8 * wpa_bss_get_vendor_ie_content(const struct wpa_bss *bss, u32 vendor_type)
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+{
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+ const u8 *end, *pos;
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+
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+ pos = (const u8 *) (bss + 1);
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+ end = pos + bss->ie_len;
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+
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+ while (end - pos > 1) {
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+ if (2 + pos[1] > end - pos)
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+ break;
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+ if (pos[0] == WLAN_EID_VENDOR_SPECIFIC && pos[1] >= 4 && pos[9] == 0x01 &&
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+ vendor_type == WPA_GET_BE32(&pos[2]))
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+ return pos;
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+ pos += 2 + pos[1];
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+ }
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+
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+ return NULL;
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+}
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+
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/**
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* wpa_bss_get_vendor_ie_beacon - Fetch a vendor information from a BSS entry
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diff --git a/wpa_supplicant/bss.h b/wpa_supplicant/bss.h
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index 3ce8cd3..5454ad5 100644
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--- a/wpa_supplicant/bss.h
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+++ b/wpa_supplicant/bss.h
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@@ -19,6 +19,20 @@ struct wpa_scan_res;
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#define WPA_BSS_ASSOCIATED BIT(5)
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#define WPA_BSS_ANQP_FETCH_TRIED BIT(6)
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+#define WIFI6WIFI6PLUS_NARROWBAND_CAPABILITY 0x20
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+#define WIFI6WIFI6PLUS_HT_PRIMARY_CHANNEL_INDEX 0
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+#define WIFI6WIFI6PLUS_VHT_CHANNEL_CENTER_SEGMENT0_INDEX 1
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+#define WIFI6WIFI6PLUS_VHT_CHANNEL_CENTER_SEGMENT1_INDEX 2
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+#define WIFI6WIFI6PLUS_WIFI_CAPABILITY_DEFAULT 0
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+#define WIFI6WIFI6PLUS_WIFI_CATEGORY_WIFI6 1
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+#define WIFI6WIFI6PLUS_WIFI_CATEGORY_WIFI6_PLUS 2
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+#define WIFI6WIFI6PLUS_SUPPORTED 1
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+#define WIFI6WIFI6PLUS_NOT_SUPPORTED 0
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+#define WIFI6WIFI6PLUS_NARROWBAND_OFFSET 1
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+#define WIFI6WIFI6PLUS_TYPE_NARROWBAND_SUBIE 0xFD
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+#define WIFI6WIFI6PLUS_TYPE_NARROWBAND_SUBIE_INDEX 0x0B
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+#define HW_IE_VENDOR_TYPE 0x00E0FC40
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+
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struct wpa_bss_anqp_elem {
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struct dl_list list;
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u16 infoid;
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@@ -102,6 +116,8 @@ struct wpa_bss {
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unsigned int est_throughput;
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/** Signal-to-noise ratio in dB */
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int snr;
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+ /*indicating wifi category(0 means common ap, 1 means wifi6, 2 means wifi6+ )*/
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+ int category;
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/** ANQP data */
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struct wpa_bss_anqp *anqp;
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/** Length of the following IE field in octets (from Probe Response) */
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@@ -137,6 +153,7 @@ struct wpa_bss * wpa_bss_get_id_range(struct wpa_supplicant *wpa_s,
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unsigned int idf, unsigned int idl);
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const u8 * wpa_bss_get_ie(const struct wpa_bss *bss, u8 ie);
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const u8 * wpa_bss_get_vendor_ie(const struct wpa_bss *bss, u32 vendor_type);
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+const u8 * wpa_bss_get_vendor_ie_content(const struct wpa_bss *bss, u32 vendor_type);
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const u8 * wpa_bss_get_vendor_ie_beacon(const struct wpa_bss *bss,
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u32 vendor_type);
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struct wpabuf * wpa_bss_get_vendor_ie_multi(const struct wpa_bss *bss,
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diff --git a/wpa_supplicant/dbus/dbus_new.c b/wpa_supplicant/dbus/dbus_new.c
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index fc2fc2e..285cbb5 100644
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--- a/wpa_supplicant/dbus/dbus_new.c
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+++ b/wpa_supplicant/dbus/dbus_new.c
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@@ -2820,6 +2820,11 @@ static const struct wpa_dbus_property_desc wpas_dbus_bss_properties[] = {
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NULL,
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NULL
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},
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+ { "Category", WPAS_DBUS_NEW_IFACE_BSS, "q",
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+ wpas_dbus_getter_bss_category,
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+ NULL,
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+ NULL
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+ },
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{ "Frequency", WPAS_DBUS_NEW_IFACE_BSS, "q",
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wpas_dbus_getter_bss_frequency,
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NULL,
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@@ -3490,6 +3495,13 @@ static const struct wpa_dbus_method_desc wpas_dbus_interface_methods[] = {
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END_ARGS
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}
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},
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+ { "GetChannelFreq", WPAS_DBUS_NEW_IFACE_INTERFACE,
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+ (WPADBusMethodHandler) wpas_dbus_handler_get_channel_freq,
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+ {
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+ { "freq", "s", ARG_OUT },
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+ END_ARGS
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+ }
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+ },
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#ifdef CONFIG_AUTOSCAN
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{ "AutoScan", WPAS_DBUS_NEW_IFACE_INTERFACE,
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(WPADBusMethodHandler) wpas_dbus_handler_autoscan,
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diff --git a/wpa_supplicant/dbus/dbus_new_handlers.c b/wpa_supplicant/dbus/dbus_new_handlers.c
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index 6c36d91..b647594 100644
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--- a/wpa_supplicant/dbus/dbus_new_handlers.c
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+++ b/wpa_supplicant/dbus/dbus_new_handlers.c
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@@ -4433,6 +4433,22 @@ dbus_bool_t wpas_dbus_getter_bss_frequency(
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&freq, error);
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}
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+dbus_bool_t wpas_dbus_getter_bss_category(
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+ const struct wpa_dbus_property_desc *property_desc,
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+ DBusMessageIter *iter, DBusError *error, void *user_data)
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+{
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+ struct bss_handler_args *args = user_data;
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+ struct wpa_bss *res;
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+ u16 category;
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+
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+ res = get_bss_helper(args, error, __func__);
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+ if (!res)
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+ return FALSE;
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+
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+ category = (u16) res->category;
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+ return wpas_dbus_simple_property_getter(iter, DBUS_TYPE_UINT16,
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+ &category, error);
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+}
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static int cmp_u8s_desc(const void *a, const void *b)
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{
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@@ -5323,3 +5339,88 @@ dbus_bool_t wpas_dbus_getter_mesh_group(
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}
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#endif /* CONFIG_MESH */
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+static const char * modestr(enum hostapd_hw_mode mode)
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+{
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+ switch (mode) {
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+ case HOSTAPD_MODE_IEEE80211B:
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+ return "802.11b";
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+ case HOSTAPD_MODE_IEEE80211G:
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+ return "802.11g";
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+ case HOSTAPD_MODE_IEEE80211A:
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+ return "802.11a";
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+ case HOSTAPD_MODE_IEEE80211AD:
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+ return "802.11ad";
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+ default:
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+ return "?";
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+ }
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+}
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+DBusMessage *wpas_dbus_handler_get_channel_freq(DBusMessage *message,
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+ struct wpa_supplicant *wpa_s, DBusError *error)
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+{
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+#ifdef CONFIG_AP
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+ DBusMessage *reply = NULL;
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+ DBusMessageIter iter, subArrayIter;
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+ dbus_message_iter_init(message, &iter);
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+ char *freq = NULL;
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+ int i;
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+ char *hmode;
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+ char str[200];
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+ if (wpa_s->hw.modes)
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+ {
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+ for (i = 0; i < wpa_s->hw.num_modes; i++)
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+ {
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+ struct hostapd_hw_modes *mode = &wpa_s->hw.modes[i];
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+ char *mode_str = modestr(wpa_s->hw.modes[i].mode);
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+ char *pos = str;
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+ char *end = pos + sizeof(str);
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+ int j, res;
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+
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+ for (j = 0; j < mode->num_channels; j++)
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+ {
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+ if (strcmp(modestr(mode->mode), "802.11a") == 0)
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+ {
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+ struct hostapd_channel_data *chan = &mode->channels[j];
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+
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+ res = os_snprintf(pos, end - pos, " %d%s%s%s",
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+ chan->freq,
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+ (chan->flag & HOSTAPD_CHAN_DISABLED) ? "[DISABLED]" : "",
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+ (chan->flag & HOSTAPD_CHAN_NO_IR) ? "[NO_IR]" : "",
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+ (chan->flag & HOSTAPD_CHAN_RADAR) ? "[RADAR]" : "");
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+ if (os_snprintf_error(end - pos, res))
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+ break;
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+ pos += res;
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+ *pos = '\0';
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+ wpa_printf(MSG_DEBUG, "nl80211: Mode IEEE %s:%s",
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+ modestr(mode->mode), str);
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+ }
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+ }
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+ }
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+ }
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+ freq = os_calloc(1204, sizeof(char *));
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+ reply = dbus_message_new_method_return(message);
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+ if (!reply)
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+ return wpas_dbus_error_no_memory(message);
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+
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+ dbus_message_iter_init_append(reply, &iter);
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+
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+ if (!freq)
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+ {
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+ dbus_set_error_const(error, DBUS_ERROR_NO_MEMORY, "no memory");
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+ return NULL;
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+ }
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+ strcpy(freq, str);
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+ if (!dbus_message_iter_append_basic(&iter,
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+ DBUS_TYPE_STRING,
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+ &freq))
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+ {
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+ dbus_message_unref(reply);
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+ return NULL;
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+ }
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+ os_free(freq);
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+
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+ return reply;
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+#else /* CONFIG_AP */
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+ wpa_printf(MSG_ERROR, "no sport mode");
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+ return FALSE;
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+#endif /* CONFIG_AP */
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+}
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diff --git a/wpa_supplicant/dbus/dbus_new_handlers.h b/wpa_supplicant/dbus/dbus_new_handlers.h
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index d922ce1..adc231f 100644
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--- a/wpa_supplicant/dbus/dbus_new_handlers.h
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+++ b/wpa_supplicant/dbus/dbus_new_handlers.h
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@@ -190,6 +190,7 @@ DECLARE_ACCESSOR(wpas_dbus_getter_bss_privacy);
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DECLARE_ACCESSOR(wpas_dbus_getter_bss_mode);
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DECLARE_ACCESSOR(wpas_dbus_getter_bss_signal);
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DECLARE_ACCESSOR(wpas_dbus_getter_bss_frequency);
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+DECLARE_ACCESSOR(wpas_dbus_getter_bss_category);
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DECLARE_ACCESSOR(wpas_dbus_getter_bss_rates);
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DECLARE_ACCESSOR(wpas_dbus_getter_bss_wpa);
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DECLARE_ACCESSOR(wpas_dbus_getter_bss_rsn);
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@@ -262,5 +263,7 @@ DBusMessage * wpas_dbus_handler_subscribe_preq(
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DBusMessage *message, struct wpa_supplicant *wpa_s);
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DBusMessage * wpas_dbus_handler_unsubscribe_preq(
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DBusMessage *message, struct wpa_supplicant *wpa_s);
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+DBusMessage *wpas_dbus_handler_get_channel_freq(DBusMessage *message,
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+ struct wpa_supplicant *wpa_s,DBusError *error);
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#endif /* CTRL_IFACE_DBUS_HANDLERS_NEW_H */
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