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232 lines
5.0 KiB
C++
232 lines
5.0 KiB
C++
/*
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This file is part of the GSM3 communications library for Arduino
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-- Multi-transport communications platform
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-- Fully asynchronous
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-- Includes code for the Arduino-Telefonica GSM/GPRS Shield V1
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-- Voice calls
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-- SMS
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-- TCP/IP connections
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-- HTTP basic clients
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This library has been developed by Telefónica Digital - PDI -
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- Physical Internet Lab, as part as its collaboration with
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Arduino and the Open Hardware Community.
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September-December 2012
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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The latest version of this library can always be found at
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https://github.com/BlueVia/Official-Arduino
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*/
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#include <GSM3ShieldV1ModemCore.h>
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#include <Arduino.h>
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GSM3ShieldV1ModemCore theGSM3ShieldV1ModemCore;
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char* __ok__="OK";
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GSM3ShieldV1ModemCore::GSM3ShieldV1ModemCore() : gss()
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{
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gss.registerMgr(this);
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_dataInBufferFrom=0;
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_dataInBufferTo=0;
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commandError=1;
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commandCounter=0;
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ongoingCommand=NONE;
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takeMilliseconds();
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for(int i=0;i<UMPROVIDERS;i++)
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UMProvider[i]=0;
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}
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void GSM3ShieldV1ModemCore::registerUMProvider(GSM3ShieldV1BaseProvider* provider)
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{
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for(int i=0;i<UMPROVIDERS;i++)
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{
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if(UMProvider[i]==0)
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{
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UMProvider[i]=provider;
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break;
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}
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}
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}
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void GSM3ShieldV1ModemCore::unRegisterUMProvider(GSM3ShieldV1BaseProvider* provider)
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{
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for(int i=0;i<UMPROVIDERS;i++)
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{
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if(UMProvider[i]==provider)
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{
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UMProvider[i]=0;
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break;
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}
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}
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}
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//Response parse.
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bool GSM3ShieldV1ModemCore::genericParse_rsp(bool& rsp, char* string, char* string2)
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{
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if((string==0) && (string2==0))
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string=__ok__;
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rsp=theBuffer().locate(string);
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if((!rsp)&&(string2!=0))
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rsp=theBuffer().locate(string2);
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return true;
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}
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void GSM3ShieldV1ModemCore::closeCommand(int code)
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{
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// If we were configuring the modem,
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// and there's been an error
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// we don't know exactly where we are
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if((code!=1)&&(theGSM3ShieldV1ModemCore.getOngoingCommand()==MODEMCONFIG))
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theGSM3ShieldV1ModemCore.setStatus(ERROR);
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setCommandError(code);
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ongoingCommand=NONE;
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activeProvider=0;
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commandCounter=1;
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}
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//Generic command (stored in flash).
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void GSM3ShieldV1ModemCore::genericCommand_rq(PGM_P str, bool addCR)
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{
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theBuffer().flush();
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writePGM(str, addCR);
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}
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//Generic command (const string).
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void GSM3ShieldV1ModemCore::genericCommand_rqc(const char* str, bool addCR)
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{
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theBuffer().flush();
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print(str);
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if(addCR)
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print("\r");
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}
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// If we are not debugging, lets manage data in interrupt time
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// but if we are not, just take note.
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void GSM3ShieldV1ModemCore::manageMsg(byte from, byte to)
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{
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if(_debug)
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{
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_dataInBufferFrom=from;
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_dataInBufferTo=to;
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}
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else
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{
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manageMsgNow(from, to);
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}
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}
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void GSM3ShieldV1ModemCore::manageReceivedData()
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{
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if(_debug)
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{
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/* Serial.print(theBuffer().getHead());
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Serial.print(" ");
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Serial.println(theBuffer().getTail());*/
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if(_dataInBufferFrom != _dataInBufferTo)
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{
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theBuffer().debugBuffer();
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manageMsgNow(_dataInBufferFrom, _dataInBufferTo);
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_dataInBufferFrom=0;
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_dataInBufferTo=0;
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}
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}
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else
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{
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// Just debugging the non debugging
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// Serial.println();
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// Serial.print("Com:");
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// Serial.print(ongoingCommand);
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// Serial.print(" Step:");
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// Serial.print(commandCounter);
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}
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}
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//Select between URC or response.
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void GSM3ShieldV1ModemCore::manageMsgNow(byte from, byte to)
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{
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bool recognized=false;
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for(int i=0;(i<UMPROVIDERS)&&(!recognized);i++)
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{
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if(UMProvider[i])
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recognized=UMProvider[i]->recognizeUnsolicitedEvent(from);
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}
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if((!recognized)&&(activeProvider))
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activeProvider->manageResponse(from, to);
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}
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void GSM3ShieldV1ModemCore::openCommand(GSM3ShieldV1BaseProvider* provider, GSM3_commandType_e c)
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{
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activeProvider=provider;
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commandError=0;
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commandCounter=1;
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ongoingCommand=c;
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_dataInBufferFrom=0;
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_dataInBufferTo=0;
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};
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size_t GSM3ShieldV1ModemCore::writePGM(PGM_P str, bool CR)
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{
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int i=0;
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char c;
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do
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{
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c=pgm_read_byte_near(str + i);
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if(c!=0)
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write(c);
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i++;
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} while (c!=0);
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if(CR)
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print("\r");
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return 1;
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}
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size_t GSM3ShieldV1ModemCore::write(uint8_t c)
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{
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if(_debug)
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GSM3CircularBuffer::printCharDebug(c);
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return gss.write(c);
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}
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unsigned long GSM3ShieldV1ModemCore::takeMilliseconds()
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{
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unsigned long now=millis();
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unsigned long delta;
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delta=now-milliseconds;
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milliseconds=now;
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return delta;
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}
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void GSM3ShieldV1ModemCore::delayInsideInterrupt(unsigned long milliseconds)
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{
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for (unsigned long k=0;k<milliseconds;k++)
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theGSM3ShieldV1ModemCore.gss.tunedDelay(1000);
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}
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