mbed-os/features/netsocket/CellularBase.h

135 lines
4.3 KiB
C++

/* Copyright (c) 2017 ARM Limited
*
* 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_BASE_H
#define CELLULAR_BASE_H
#include "netsocket/NetworkInterface.h"
/** CellularBase class
*
* Common interface that is shared between Cellular interfaces
*/
class CellularBase: public NetworkInterface {
public:
/** Get the default Cellular interface.
*
* This is provided as a weak method so applications can override.
* Default behaviour is to get the target's default interface, if
* any.
*
* @return pointer to interface, if any
*/
static CellularBase *get_default_instance();
/** Set the Cellular network credentials
*
* Please check documentation of connect() for default behaviour of APN settings.
*
* @param apn Access point name
* @param uname optionally, Username
* @param pwd optionally, password
*/
virtual void set_credentials(const char *apn, const char *uname = 0,
const char *pwd = 0) = 0;
/** Set the pin code for SIM card
*
* @param sim_pin PIN for the SIM card
*/
virtual void set_sim_pin(const char *sim_pin) = 0;
/** Start the interface
*
* Attempts to connect to a Cellular network.
*
* @param sim_pin PIN for the SIM card
* @param apn optionally, access point name
* @param uname optionally, Username
* @param pwd optionally, password
* @return NSAPI_ERROR_OK on success, or negative error code on failure
*/
virtual nsapi_error_t connect(const char *sim_pin, const char *apn = 0,
const char *uname = 0,
const char *pwd = 0) = 0;
/** Start the interface
*
* Attempts to connect to a Cellular network.
* If the SIM requires a PIN, and it is not set/invalid, NSAPI_ERROR_AUTH_ERROR is returned.
*
* @return NSAPI_ERROR_OK on success, or negative error code on failure
*/
virtual nsapi_error_t connect() = 0;
/** Stop the interface
*
* @return 0 on success, or error code on failure
*/
virtual nsapi_error_t disconnect() = 0;
/** Check if the connection is currently established or not
*
* @return true/false If the cellular module have successfully acquired a carrier and is
* connected to an external packet data network using PPP, isConnected()
* API returns true and false otherwise.
*/
virtual bool is_connected() = 0;
/** Get the local IP address
*
* @return Null-terminated representation of the local IP address
* or null if no IP address has been received
*/
virtual const char *get_ip_address() = 0;
/** Get the local network mask
*
* @return Null-terminated representation of the local network mask
* or null if no network mask has been received
*/
virtual const char *get_netmask() = 0;
/** Get the local gateways
*
* @return Null-terminated representation of the local gateway
* or null if no network mask has been received
*/
virtual const char *get_gateway() = 0;
virtual CellularBase *cellularBase()
{
return this;
}
protected:
/** Get the target's default Cellular interface.
*
* This is provided as a weak method so targets can override. The
* default implementation configures and returns the OnBoardModemInterface
* if available.
*
* @return pointer to interface, if any
*/
static CellularBase *get_target_default_instance();
};
#endif //CELLULAR_BASE_H
/** @}*/