From 937b67bfa0da5100a537b21f57425ee5b2ac9f31 Mon Sep 17 00:00:00 2001
From: "chao.an" <anchao@xiaomi.com>
Date: Mon, 9 Nov 2020 17:00:12 +0800
Subject: [PATCH] wapi/wireless: add get sensitivity support

Change-Id: I9906810466edaad59edf3d63b534959541609aab
Signed-off-by: chao.an <anchao@xiaomi.com>
---
 include/wireless/wapi.h      | 11 +++++++++++
 wireless/wapi/src/wapi.c     |  9 +++++++++
 wireless/wapi/src/wireless.c | 33 +++++++++++++++++++++++++++++++++
 3 files changed, 53 insertions(+)

diff --git a/include/wireless/wapi.h b/include/wireless/wapi.h
index 4a851fa2d..8c3df1ae8 100644
--- a/include/wireless/wapi.h
+++ b/include/wireless/wapi.h
@@ -699,6 +699,17 @@ int wapi_scan_coll(int sock, FAR const char *ifname,
 
 void wapi_scan_coll_free(FAR struct wapi_list_s *aps);
 
+/****************************************************************************
+ * Name: wapi_get_sensitivity
+ *
+ * Description:
+ *    Get the wlan Sensitivity
+ *
+ ****************************************************************************/
+
+int wapi_get_sensitivity(int sock, FAR const char *ifname,
+                         FAR int *sense);
+
 #ifdef CONFIG_WIRELESS_WAPI_INITCONF
 /****************************************************************************
  * Name: wapi_load_config
diff --git a/wireless/wapi/src/wapi.c b/wireless/wapi/src/wapi.c
index 5417a80ee..840a6f74c 100644
--- a/wireless/wapi/src/wapi.c
+++ b/wireless/wapi/src/wapi.c
@@ -253,6 +253,7 @@ static int wapi_show_cmd(int sock, int argc, FAR char **argv)
   int bitrate;
   int txpower;
   double freq;
+  int sense;
   int chan;
   int ret;
 
@@ -385,6 +386,14 @@ static int wapi_show_cmd(int sock, int argc, FAR char **argv)
       printf("     Flag: %s\n", g_wapi_txpower_flags[txpower_flag]);
     }
 
+  /* Get sensitivity */
+
+  ret = wapi_get_sensitivity(sock, ifname, &sense);
+  if (ret == 0)
+    {
+      printf("    Sense: %d\n", sense);
+    }
+
   return 0;
 }
 
diff --git a/wireless/wapi/src/wireless.c b/wireless/wapi/src/wireless.c
index b2f00b249..9ddec6dea 100644
--- a/wireless/wapi/src/wireless.c
+++ b/wireless/wapi/src/wireless.c
@@ -1392,3 +1392,36 @@ void wapi_scan_coll_free(FAR struct wapi_list_s *list)
       info = temp;
     }
 }
+
+/****************************************************************************
+ * Name: wapi_get_sensitivity
+ *
+ * Description:
+ *    Get the wlan Sensitivity
+ *
+ ****************************************************************************/
+
+int wapi_get_sensitivity(int sock, FAR const char *ifname, FAR int *sense)
+{
+  struct iwreq wrq =
+  {
+  };
+
+  int ret;
+
+  strncpy(wrq.ifr_name, ifname, IFNAMSIZ);
+  ret = ioctl(sock, SIOCGIWSENS, (unsigned long)((uintptr_t)&wrq));
+  if (ret < 0)
+    {
+      int errcode = errno;
+      WAPI_IOCTL_STRERROR(SIOCGIWSENS, errcode);
+      ret = -errcode;
+    }
+  else
+    {
+      *sense = -wrq.u.sens.value;
+    }
+
+  return ret;
+}
+