get_interface.cpp

00001 /*
00002  * Copyright (c) 2017, ARM Limited, All Rights Reserved
00003  * SPDX-License-Identifier: Apache-2.0
00004  *
00005  * Licensed under the Apache License, Version 2.0 (the "License"); you may
00006  * not use this file except in compliance with the License.
00007  * You may obtain a copy of the License at
00008  *
00009  * http://www.apache.org/licenses/LICENSE-2.0
00010  *
00011  * Unless required by applicable law or agreed to in writing, software
00012  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
00013  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  * See the License for the specific language governing permissions and
00015  * limitations under the License.
00016  */
00017 
00018 #include "mbed.h"
00019 
00020 // Pick the correct driver based on mbed_app.json
00021 #define INTERNAL            1
00022 #define WIFI_ESP8266        2
00023 #define X_NUCLEO_IDW0XX1    3
00024 
00025 #if MBED_CONF_APP_WIFI_DRIVER == INTERNAL
00026 
00027 #if TARGET_UBLOX_EVK_ODIN_W2
00028 #include "OdinWiFiInterface.h"
00029 #define DRIVER OdinWiFiInterface
00030 
00031 #elif TARGET_REALTEK_RTL8195AM
00032 #include "RTWInterface.h"
00033 #define DRIVER RTWInterface
00034 #else
00035 #error [NOT_SUPPORTED] Unsupported Wifi driver
00036 #endif
00037 
00038 #elif MBED_CONF_APP_WIFI_DRIVER == WIFI_ESP8266
00039 #include "ESP8266Interface.h"
00040 #define DRIVER ESP8266Interface
00041 
00042 #elif MBED_CONF_APP_WIFI_DRIVER == X_NUCLEO_IDW0XX1
00043 #include "SpwfSAInterface.h"
00044 #define DRIVER SpwfSAInterface
00045 #else
00046 #error [NOT_SUPPORTED] Unsupported Wifi driver
00047 #endif
00048 
00049 WiFiInterface *get_interface()
00050 {
00051     static WiFiInterface *interface = NULL;
00052 
00053     if (interface) {
00054         interface->disconnect();
00055         return interface;
00056     }
00057 
00058 #if MBED_CONF_APP_WIFI_DRIVER == INTERNAL
00059     interface = new DRIVER();
00060 #else
00061     interface = new DRIVER(MBED_CONF_APP_WIFI_TX, MBED_CONF_APP_WIFI_RX);
00062 #endif
00063     return interface;
00064 }