From a643265a27440cd649332414852ccc20a0eca292 Mon Sep 17 00:00:00 2001
From: PolynomialDivision <vincent@systemli.org>
Date: Thu, 4 Jan 2018 12:58:59 +0100
Subject: [PATCH 1/2] return with reason code

---
 files/dawn.config | 2 +-
 src/utils/ubus.c  | 8 +++++---
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/files/dawn.config b/files/dawn.config
index 8cad0b0..04a4ffb 100644
--- a/files/dawn.config
+++ b/files/dawn.config
@@ -35,4 +35,4 @@ config metric
     option min_probe_count      '4'
     option bandwith_threshold   '6'
     option use_station_count    '1'
-    option eval_probe_req       '1'
+    option eval_probe_req       '0'
diff --git a/src/utils/ubus.c b/src/utils/ubus.c
index 80feb64..95f8cc7 100644
--- a/src/utils/ubus.c
+++ b/src/utils/ubus.c
@@ -9,6 +9,8 @@
 #define ETH_ALEN 6
 #endif
 
+#define WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA 17
+
 #include "ubus.h"
 
 #include "networksocket.h"
@@ -371,12 +373,12 @@ static int handle_auth_req(struct blob_attr *msg) {
     // block if entry was not already found in probe database
     if (!(mac_is_equal(tmp.bssid_addr, auth_req.bssid_addr) && mac_is_equal(tmp.client_addr, auth_req.client_addr))) {
         printf("DENY AUTH!\n");
-        return UBUS_STATUS_UNKNOWN_ERROR;
+        return WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA;
     }
 
     if (!decide_function(&tmp)) {
         printf("DENY AUTH\n");
-        return UBUS_STATUS_UNKNOWN_ERROR;
+        return WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA;
     }
 
     // maybe add here if a client is already connected...
@@ -406,7 +408,7 @@ static int handle_probe_req(struct blob_attr *msg) {
 
     if (!decide_function(&tmp_prob_req)) {
         //printf("MAC WILL BE DECLINED!!!\n");
-        return UBUS_STATUS_UNKNOWN_ERROR;
+        return WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA;
     }
     //printf("MAC WILL BE ACCEPDTED!!!\n");
     return 0;

From 8c68e2fe205a01b814e9d56e705b3b3e63aeb563 Mon Sep 17 00:00:00 2001
From: PolynomialDivision <vincent@systemli.org>
Date: Thu, 4 Jan 2018 13:05:17 +0100
Subject: [PATCH 2/2] respond with reason code

---
 files/dawn.config | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/files/dawn.config b/files/dawn.config
index 04a4ffb..8cad0b0 100644
--- a/files/dawn.config
+++ b/files/dawn.config
@@ -35,4 +35,4 @@ config metric
     option min_probe_count      '4'
     option bandwith_threshold   '6'
     option use_station_count    '1'
-    option eval_probe_req       '0'
+    option eval_probe_req       '1'