Enterprise security support

Author: Teja Narahari

features/netsocket/emac-drivers/TARGET_WHD/interface/WhdSTAInterface.cpp

@@ -113,6 +113,8 @@ static nsapi_security_t whd_tosecurity(whd_security_t sec)
             return NSAPI_SECURITY_WPA;
         case WHD_SECURITY_WPA2_MIXED_PSK:
             return NSAPI_SECURITY_WPA_WPA2;
+        case WHD_SECURITY_WPA2_MIXED_ENT:
+            return NSAPI_SECURITY_WPA2_ENT;
         case WHD_SECURITY_WPA2_AES_PSK:
         case WHD_SECURITY_WPA2_AES_ENT:
         case WHD_SECURITY_WPA2_FBT_PSK:
@@ -136,6 +138,8 @@ whd_security_t whd_fromsecurity(nsapi_security_t sec)
             return WHD_SECURITY_WPA2_AES_PSK;
         case NSAPI_SECURITY_WPA_WPA2:
             return WHD_SECURITY_WPA2_MIXED_PSK;
+        case NSAPI_SECURITY_WPA2_ENT:
+            return WHD_SECURITY_WPA2_MIXED_ENT;
         default:
             return WHD_SECURITY_UNKNOWN;
     }
@@ -179,8 +183,8 @@ nsapi_error_t WhdSTAInterface::set_credentials(const char *ssid, const char *pas
 {
     if ((ssid == NULL) ||
             (strlen(ssid) == 0) ||
-            (pass == NULL && (security != NSAPI_SECURITY_NONE)) ||
-            (strlen(pass) == 0 && (security != NSAPI_SECURITY_NONE)) ||
+            (pass == NULL && ( security != NSAPI_SECURITY_NONE && security != NSAPI_SECURITY_WPA2_ENT)) ||
+            (strlen(pass) == 0 && ( security != NSAPI_SECURITY_NONE && security != NSAPI_SECURITY_WPA2_ENT)) ||
             (strlen(pass) > 63 && (security == NSAPI_SECURITY_WPA2 || security == NSAPI_SECURITY_WPA || security == NSAPI_SECURITY_WPA_WPA2))
        ) {
         return NSAPI_ERROR_PARAMETER;

features/netsocket/nsapi_types.h

@@ -127,6 +127,7 @@ typedef enum nsapi_security {
     NSAPI_SECURITY_CHAP         = 0x6,      /*!< phrase conforms to PPP authentication context */
     NSAPI_SECURITY_EAP_TLS      = 0x7,      /*!< phrase conforms to EAP-TLS */
     NSAPI_SECURITY_PEAP         = 0x8,      /*!< phrase conforms to PEAP */
+    NSAPI_SECURITY_WPA2_ENT     = 0x9,      /*!< phrase conforms to WPA2-AES and WPA-TKIP with enterprise security */
     NSAPI_SECURITY_UNKNOWN      = 0xFF,     /*!< unknown/unsupported security in scan results */
 } nsapi_security_t;