Transport.cpp

00001 /* Universal Socket Modem Interface Library
00002 * Copyright (c) 2013 Multi-Tech Systems
00003 *
00004 * Licensed under the Apache License, Version 2.0 (the "License");
00005 * you may not use this file except in compliance with the License.
00006 * You may obtain a copy of the License at
00007 *
00008 *     http://www.apache.org/licenses/LICENSE-2.0
00009 *
00010 * Unless required by applicable law or agreed to in writing, software
00011 * distributed under the License is distributed on an "AS IS" BASIS,
00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013 * See the License for the specific language governing permissions and
00014 * limitations under the License.
00015 */
00016 
00017 #include "Transport.h"
00018 #include "Cellular.h"
00019 #include "Wifi.h"
00020 
00021 Transport::TransportType Transport::_type = Transport::NONE;
00022 
00023 IPStack* Transport::customType = NULL;
00024 
00025 void Transport::setTransport(TransportType type)
00026 {
00027     if (type == CUSTOM) {
00028         printf("[ERROR] Transport not set, use other setTransport method for setting custom type.\n\r");
00029         return;
00030     }
00031     _type = type;
00032 }
00033 
00034 void Transport::setTransport(IPStack* type)
00035 {
00036     customType = type;
00037     _type = CUSTOM;
00038 }
00039 
00040 IPStack* Transport::getInstance()
00041 {
00042     switch (_type) {
00043         case CELLULAR:
00044             return (IPStack*) Cellular::getInstance();
00045         case WIFI:
00046             return (IPStack*) Wifi::getInstance();
00047         case CUSTOM:
00048             return customType;
00049         default:
00050             printf("[ERROR] Transport not set, use setTransport method.\n\r");
00051             return NULL;
00052     }
00053 }
00054