mbed-os/features/cellular/framework/API/CellularSIM.h

93 lines
2.5 KiB
C++

/*
* Copyright (c) 2017, Arm Limited and affiliates.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef CELLULAR_SIM_H_
#define CELLULAR_SIM_H_
#include "nsapi_types.h"
namespace mbed {
const int MAX_SIM_READY_WAITING_TIME = 30;
const int MAX_IMSI_LENGTH = 15;
/**
* Class CellularSIM
*
* An abstract interface for SIM card handling.
*/
class CellularSIM
{
protected:
// friend of CellularDevice so that it's the only way to close/delete this class.
friend class CellularDevice;
/**
* virtual Destructor
*/
virtual ~CellularSIM() {};
public:
/* enumeration for possible SIM states */
enum SimState {
SimStateReady = 0,
SimStatePinNeeded,
SimStatePukNeeded,
SimStateUnknown
};
/** Open the SIM card by setting the pin code for SIM.
*
* @param sim_pin PIN for the SIM card
* @return zero on success
*/
virtual nsapi_error_t set_pin(const char *sim_pin) = 0;
/**Change sim pin code.
*
* @param sim_pin Current PIN for sim
* @param new_pin New PIN for sim
* @return zero on success
*/
virtual nsapi_error_t change_pin(const char *sim_pin, const char *new_pin) = 0;
/** Change is pin query needed after boot
*
* @param sim_pin Valid PIN for SIM card
* @param query_pin False is PIN query not needed, True if PIN query needed after boot.
* @return zero on success
*/
virtual nsapi_error_t set_pin_query(const char *sim_pin, bool query_pin) = 0;
/** Get sim card's state
*
* @param state current state of SIM
* @return zero on success
*/
virtual nsapi_error_t get_sim_state(SimState &state) = 0;
/** Get IMSI from the sim card
*
* @param imsi preallocated char* which after successful request contains imsi
* @return zero on success
*/
virtual nsapi_error_t get_imsi(char* imsi) = 0;
};
} // namespace mbed
#endif // CELLULAR_SIM_H_