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/*
This file is part of the GSM3 communications library for Arduino
-- Multi-transport communications platform
-- Fully asynchronous
-- Includes code for the Arduino-Telefonica GSM/GPRS Shield V1
-- Voice calls
-- SMS
-- TCP/IP connections
-- HTTP basic clients
This library has been developed by Telef�nica Digital - PDI -
- Physical Internet Lab, as part as its collaboration with
Arduino and the Open Hardware Community.
September-December 2012
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
The latest version of this library can always be found at
https://github.com/BlueVia/Official-Arduino
*/
#ifndef _GSM3MOBILEVOICEPROVIDER_
#define _GSM3MOBILEVOICEPROVIDER_
enum GSM3_voiceCall_st { IDLE_CALL, CALLING, RECEIVINGCALL, TALKING};
class GSM3MobileVoiceProvider
{
public:
/** Initialize the object relating it to the general infrastructure
@param
@return void
*/
virtual void initialize(){};
/** Launch a voice call
@param number Phone number to be called
@return If asynchronous, returns 0. If synchronous, 1 if success, other if error
*/
virtual int voiceCall(const char* number)=0;
/** Answer a voice call
@return If asynchronous, returns 0. If synchronous, 1 if success, other if error
*/
virtual int answerCall()=0;
/** Hang a voice call
@return If asynchronous, returns 0. If synchronous, 1 if success, other if error
*/
virtual int hangCall()=0;
/** Retrieve phone number of caller
@param buffer Buffer for copy phone number
@param bufsize Buffer size
@return If asynchronous, returns 0. If synchronous, 1 if success, other if error
*/
virtual int retrieveCallingNumber(char* buffer, int bufsize)=0;
/** Returns voice call status
@return voice call status
*/
virtual GSM3_voiceCall_st getvoiceCallStatus()=0;
/** Set voice call status
@param status New status for voice call
*/
virtual void setvoiceCallStatus(GSM3_voiceCall_st status)=0;
/** Get last command status
@return Returns 0 if last command is still executing, 1 success, >1 error
*/
virtual int ready()=0;
};
extern GSM3MobileVoiceProvider* theGSM3MobileVoiceProvider;
#endif
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