mbed-os/libraries/net/cellular/CellularModem/link/LinkMonitor.h

97 lines
3.2 KiB
C++

/* LinkMonitor.h */
/* Copyright (C) 2012 mbed.org, MIT License
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
* and associated documentation files (the "Software"), to deal in the Software without restriction,
* including without limitation the rights to use, copy, modify, merge, publish, distribute,
* sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or
* substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef LINKMONITOR_H_
#define LINKMONITOR_H_
#include "core/fwk.h"
#include "rtos.h"
#include "at/ATCommandsInterface.h"
/** Component to monitor link quality
*
*/
class LinkMonitor : protected IATCommandsProcessor
{
public:
/** Create LinkMonitor instance
@param pIf Pointer to the ATCommandsInterface instance to use
*/
LinkMonitor(ATCommandsInterface* pIf);
/** Initialize monitor
*/
int init(bool gsm = true);
/** Registration State
*/
enum REGISTRATION_STATE
{
REGISTRATION_STATE_UNKNOWN, //!< Unknown
REGISTRATION_STATE_REGISTERING, //!< Registering
REGISTRATION_STATE_DENIED, //!< Denied
REGISTRATION_STATE_NO_SIGNAL, //!< No Signal
REGISTRATION_STATE_HOME_NETWORK, //!< Registered on home network
REGISTRATION_STATE_ROAMING //!< Registered on roaming network
};
/** Bearer type
*/
enum BEARER
{
BEARER_UNKNOWN, //!< Unknown
BEARER_GSM, //!< GSM (2G)
BEARER_EDGE, //!< EDGE (2.5G)
BEARER_UMTS, //!< UMTS (3G)
BEARER_HSPA, //!< HSPA (3G+)
BEARER_LTE //!< LTE (4G)
};
/** Get link state
@param pRssi pointer to store the current RSSI in dBm, between -51 dBm and -113 dBm if known; -51 dBm means -51 dBm or more; -113 dBm means -113 dBm or less; 0 if unknown
@param pRegistrationState pointer to store the current registration state
@param pBearer pointer to store the current bearer
@return 0 on success, error code on failure
*/
int getState(int* pRssi, REGISTRATION_STATE* pRegistrationState, BEARER* pBearer);
/** Get my phone number
@param phoneNumber pointer to store the current phoneNumber
@return 0 on success, error code on failure
*/
int getPhoneNumber(char* phoneNumber);
protected:
//IATCommandsProcessor
virtual int onNewATResponseLine(ATCommandsInterface* pInst, const char* line);
virtual int onNewEntryPrompt(ATCommandsInterface* pInst);
private:
ATCommandsInterface* m_pIf;
int m_rssi;
bool m_gsm;
REGISTRATION_STATE m_registrationState;
BEARER m_bearer;
char m_phoneNumber[16];
};
#endif /* LINKMONITOR_H_ */