QUECTEL_BC95_CellularNetwork.cpp

00001 /*
00002  * Copyright (c) 2017, Arm Limited and affiliates.
00003  * SPDX-License-Identifier: Apache-2.0
00004  *
00005  * Licensed under the Apache License, Version 2.0 (the "License");
00006  * you may 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,
00013  * WITHOUT 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 "QUECTEL_BC95_CellularNetwork.h"
00019 #include "QUECTEL_BC95_CellularStack.h"
00020 
00021 using namespace mbed;
00022 
00023 QUECTEL_BC95_CellularNetwork::QUECTEL_BC95_CellularNetwork(ATHandler &atHandler) : AT_CellularNetwork(atHandler)
00024 {
00025     _op_act = operator_t::RAT_NB1;
00026 }
00027 
00028 QUECTEL_BC95_CellularNetwork::~QUECTEL_BC95_CellularNetwork()
00029 {
00030 }
00031 
00032 NetworkStack *QUECTEL_BC95_CellularNetwork::get_stack()
00033 {
00034     if (!_stack) {
00035         _stack = new QUECTEL_BC95_CellularStack(_at, _cid, _ip_stack_type);
00036     }
00037     return _stack;
00038 }
00039 
00040 bool QUECTEL_BC95_CellularNetwork::get_modem_stack_type(nsapi_ip_stack_t requested_stack)
00041 {
00042     return requested_stack == IPV4_STACK ? true : false;
00043 }
00044 
00045 bool QUECTEL_BC95_CellularNetwork::has_registration(RegistrationType reg_tech)
00046 {
00047     return (reg_tech == C_EREG);
00048 }
00049 
00050 nsapi_error_t QUECTEL_BC95_CellularNetwork::set_access_technology_impl(operator_t::RadioAccessTechnology opRat)
00051 {
00052     if (opRat != operator_t::RAT_NB1) {
00053         //TODO: Set as unknown or force to NB1?
00054         _op_act = operator_t::RAT_UNKNOWN;
00055         return NSAPI_ERROR_UNSUPPORTED ;
00056     }
00057 
00058     return NSAPI_ERROR_OK ;
00059 }