File hostapd-2.10-lar-custom.patch of Package hostapd

diff -urN a/hostapd/config_file.c b/hostapd/config_file.c
--- a/hostapd/config_file.c	2022-01-17 05:51:29.000000000 +0900
+++ b/hostapd/config_file.c	2023-12-01 15:45:55.679964556 +0900
@@ -2906,6 +2906,8 @@
 				   line, bss->wpa_deny_ptk0_rekey);
 			return 1;
 		}
+	} else if (os_strcmp(buf, "noscan") == 0) {
+		conf->noscan = atoi(pos);
 	} else if (os_strcmp(buf, "wpa_group_update_count") == 0) {
 		char *endp;
 		unsigned long val = strtoul(pos, &endp, 0);
@@ -3474,6 +3476,10 @@
 		if (bss->ocv && !bss->ieee80211w)
 			bss->ieee80211w = 1;
 #endif /* CONFIG_OCV */
+	} else if (os_strcmp(buf, "noscan") == 0) {
+		conf->noscan = atoi(pos);
+	} else if (os_strcmp(buf, "intel_lar") == 0) {
+		conf->intel_lar = atoi(pos);
 	} else if (os_strcmp(buf, "ieee80211n") == 0) {
 		conf->ieee80211n = atoi(pos);
 	} else if (os_strcmp(buf, "ht_capab") == 0) {
diff -urN a/src/ap/ap_config.h b/src/ap/ap_config.h
--- a/src/ap/ap_config.h	2022-01-17 05:51:29.000000000 +0900
+++ b/src/ap/ap_config.h	2023-12-01 15:46:38.218841175 +0900
@@ -1014,6 +1014,8 @@
 
 	int ht_op_mode_fixed;
 	u16 ht_capab;
+	int noscan;
+	int intel_lar;
 	int ieee80211n;
 	int secondary_channel;
 	int no_pri_sec_switch;
diff -urN a/src/ap/hw_features.c b/src/ap/hw_features.c
--- a/src/ap/hw_features.c	2022-01-17 05:51:29.000000000 +0900
+++ b/src/ap/hw_features.c	2023-12-01 15:52:32.462792598 +0900
@@ -24,6 +24,17 @@
 #include "beacon.h"
 #include "hw_features.h"
 
+static void ieee80211n_do_nothing(struct hostapd_iface *iface)
+{
+			wpa_printf(MSG_DEBUG,
+				   "Scan finished!");
+}
+
+static void ieee80211n_scan_channels_2g4(struct hostapd_iface *iface,
+					 struct wpa_driver_scan_params *params);
+static void ieee80211n_scan_channels_5g(struct hostapd_iface *iface,
+					struct wpa_driver_scan_params *params);
+
 
 void hostapd_free_hw_features(struct hostapd_hw_modes *hw_features,
 			      size_t num_hw_features)
@@ -82,6 +93,34 @@
 
 	if (hostapd_drv_none(hapd))
 		return -1;
+
+	//if (!iface->conf->noscan) {
+	if (iface->conf->intel_lar && !iface->conf->noscan) { 
+		// scan
+		struct wpa_driver_scan_params params;
+		int ret1;
+
+		os_memset(&params, 0, sizeof(params));
+		ieee80211n_scan_channels_5g(iface, &params);
+
+		ret1 = hostapd_driver_scan(iface->bss[0], &params);
+
+		if (ret1 == -EBUSY) {
+			wpa_printf(MSG_ERROR,
+						"Failed to request a scan of neighboring BSSes ret=%d (%s)!",
+						ret1, strerror(-ret1));
+		}
+
+		if (ret1 == 0) {
+			iface->scan_cb = ieee80211n_do_nothing;
+			wpa_printf(MSG_DEBUG,
+						"Sleeping...");
+			for (int i=0; i<110; i++) {
+				usleep(100000);
+			}
+		} 
+	}
+
 	modes = hostapd_get_hw_feature_data(hapd, &num_modes, &flags,
 					    &dfs_domain);
 	if (modes == NULL) {
@@ -308,7 +347,6 @@
 			       sec_chan);
 }
 
-
 static void ieee80211n_check_scan(struct hostapd_iface *iface)
 {
 	struct wpa_scan_results *scan_res;
@@ -517,8 +555,10 @@
 	int ret;
 
 	/* Check that HT40 is used and PRI / SEC switch is allowed */
-	if (!iface->conf->secondary_channel || iface->conf->no_pri_sec_switch)
+	if (!iface->conf->secondary_channel || iface->conf->no_pri_sec_switch || iface->conf->noscan) {
+		wpa_printf(MSG_DEBUG, "Not scanning due to noscan");
 		return 0;
+	}
 
 	hostapd_set_state(iface, HAPD_IFACE_HT_SCAN);
 	wpa_printf(MSG_DEBUG, "Scan for neighboring BSSes prior to enabling "
@@ -915,7 +955,7 @@
 	if (!hostapd_is_usable_edmg(iface))
 		return 0;
 
-	if (!iface->conf->secondary_channel)
+	if (!iface->conf->secondary_channel || iface->conf->noscan)
 		return 1;
 
 	if (hostapd_is_usable_chan(iface, iface->freq +
diff -urN a/src/ap/ieee802_11_ht.c b/src/ap/ieee802_11_ht.c
--- a/src/ap/ieee802_11_ht.c	2022-01-17 05:51:29.000000000 +0900
+++ b/src/ap/ieee802_11_ht.c	2023-12-01 15:43:55.613130919 +0900
@@ -230,6 +230,9 @@
 		return;
 	}
 
+    if (iface->conf->noscan)
+        return;
+
 	if (len < IEEE80211_HDRLEN + 2 + sizeof(*bc_ie)) {
 		wpa_printf(MSG_DEBUG,
 			   "Ignore too short 20/40 BSS Coexistence Management frame");
@@ -390,6 +393,9 @@
 	if (iface->current_mode->mode != HOSTAPD_MODE_IEEE80211G)
 		return;
 
+    if (iface->conf->noscan)
+        return;
+
 	wpa_printf(MSG_INFO, "HT: Forty MHz Intolerant is set by STA " MACSTR
 		   " in Association Request", MAC2STR(sta->addr));