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216 lines
5.3 KiB
C++
216 lines
5.3 KiB
C++
#include <GSM3ShieldV1VoiceProvider.h>
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#include <Arduino.h>
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GSM3ShieldV1VoiceProvider::GSM3ShieldV1VoiceProvider()
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{
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phonelength=0;
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theGSM3MobileVoiceProvider=this;
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}
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void GSM3ShieldV1VoiceProvider::initialize()
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{
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theGSM3ShieldV1ModemCore.registerUMProvider(this);
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}
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//Voice Call main function.
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int GSM3ShieldV1VoiceProvider::voiceCall(const char* to)
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{
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theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("ATD"),false);
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theGSM3ShieldV1ModemCore.print(to);
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theGSM3ShieldV1ModemCore.print(";\r");
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setvoiceCallStatus(CALLING);
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return 1;
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}
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//Retrieve calling number main function.
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int GSM3ShieldV1VoiceProvider::retrieveCallingNumber (char* buffer, int bufsize)
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{
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theGSM3ShieldV1ModemCore.setPhoneNumber(buffer);
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phonelength = bufsize;
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theGSM3ShieldV1ModemCore.setCommandError(0);
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theGSM3ShieldV1ModemCore.setCommandCounter(1);
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theGSM3ShieldV1ModemCore.openCommand(this,RETRIEVECALLINGNUMBER);
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retrieveCallingNumberContinue();
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return theGSM3ShieldV1ModemCore.getCommandError();
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}
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//Retrieve calling number Continue function.
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void GSM3ShieldV1VoiceProvider::retrieveCallingNumberContinue()
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{
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// 1: AT+CLCC
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// 2: Receive +CLCC: 1,1,4,0,0,"num",129,""
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// This implementation really does not care much if the modem aswers trash to CMGL
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bool resp;
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//int msglength_aux;
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switch (theGSM3ShieldV1ModemCore.getCommandCounter()) {
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case 1:
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theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+CLCC"));
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theGSM3ShieldV1ModemCore.setCommandCounter(2);
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break;
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case 2:
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if(parseCLCC(theGSM3ShieldV1ModemCore.getPhoneNumber(), phonelength))
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{
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theGSM3ShieldV1ModemCore.closeCommand(1);
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}
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break;
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}
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}
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//CLCC parse.
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bool GSM3ShieldV1VoiceProvider::parseCLCC(char* number, int nlength)
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{
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theGSM3ShieldV1ModemCore.theBuffer().extractSubstring("+CLCC: 1,1,4,0,0,\"","\"", number, nlength);
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theGSM3ShieldV1ModemCore.theBuffer().flush();
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return true;
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}
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//Answer Call main function.
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int GSM3ShieldV1VoiceProvider::answerCall()
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{
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theGSM3ShieldV1ModemCore.setCommandError(0);
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theGSM3ShieldV1ModemCore.setCommandCounter(1);
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theGSM3ShieldV1ModemCore.openCommand(this,ANSWERCALL);
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answerCallContinue();
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return theGSM3ShieldV1ModemCore.getCommandError();
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}
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//Answer Call continue function.
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void GSM3ShieldV1VoiceProvider::answerCallContinue()
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{
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// 1: ATA
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// 2: Waiting for OK
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// This implementation really does not care much if the modem aswers trash to CMGL
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bool resp;
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switch (theGSM3ShieldV1ModemCore.getCommandCounter()) {
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case 1:
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// ATA ;
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theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("ATA"));
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theGSM3ShieldV1ModemCore.setCommandCounter(2);
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break;
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case 2:
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if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
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{
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setvoiceCallStatus(TALKING);
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if (resp) theGSM3ShieldV1ModemCore.closeCommand(1);
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else theGSM3ShieldV1ModemCore.closeCommand(3);
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}
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break;
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}
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}
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//Hang Call main function.
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int GSM3ShieldV1VoiceProvider::hangCall()
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{
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theGSM3ShieldV1ModemCore.setCommandError(0);
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theGSM3ShieldV1ModemCore.setCommandCounter(1);
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theGSM3ShieldV1ModemCore.openCommand(this,HANGCALL);
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hangCallContinue();
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return theGSM3ShieldV1ModemCore.getCommandError();
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}
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//Hang Call continue function.
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void GSM3ShieldV1VoiceProvider::hangCallContinue()
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{
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// 1: ATH
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// 2: Waiting for OK
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bool resp;
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switch (theGSM3ShieldV1ModemCore.getCommandCounter()) {
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case 1:
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//ATH
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theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("ATH"));
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theGSM3ShieldV1ModemCore.setCommandCounter(2);
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break;
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case 2:
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if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
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{
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setvoiceCallStatus(IDLE_CALL);
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if (resp) theGSM3ShieldV1ModemCore.closeCommand(1);
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else theGSM3ShieldV1ModemCore.closeCommand(3);
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}
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break;
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}
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}
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//Response management.
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void GSM3ShieldV1VoiceProvider::manageResponse(byte from, byte to)
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{
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switch(theGSM3ShieldV1ModemCore.getOngoingCommand())
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{
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case ANSWERCALL:
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answerCallContinue();
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break;
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case HANGCALL:
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hangCallContinue();
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break;
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case RETRIEVECALLINGNUMBER:
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retrieveCallingNumberContinue();
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break;
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}
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}
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//URC recognize.
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bool GSM3ShieldV1VoiceProvider::recognizeUnsolicitedEvent(byte oldTail)
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{
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int nlength;
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char auxLocate [15];
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//RING.
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prepareAuxLocate(PSTR("RING"), auxLocate);
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if(theGSM3ShieldV1ModemCore.theBuffer().locate(auxLocate))
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{
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// RING
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setvoiceCallStatus(RECEIVINGCALL);
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theGSM3ShieldV1ModemCore.theBuffer().flush();
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return true;
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}
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//CALL ACEPTED.
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prepareAuxLocate(PSTR("+COLP:"), auxLocate);
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if(theGSM3ShieldV1ModemCore.theBuffer().locate(auxLocate))
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{
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//DEBUG
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//Serial.println("Call Accepted.");
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setvoiceCallStatus(TALKING);
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theGSM3ShieldV1ModemCore.theBuffer().flush();
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return true;
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}
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//NO CARRIER.
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prepareAuxLocate(PSTR("NO CARRIER"), auxLocate);
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if(theGSM3ShieldV1ModemCore.theBuffer().locate(auxLocate))
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{
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//DEBUG
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//Serial.println("NO CARRIER received.");
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setvoiceCallStatus(IDLE_CALL);
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theGSM3ShieldV1ModemCore.theBuffer().flush();
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return true;
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}
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//BUSY.
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prepareAuxLocate(PSTR("BUSY"), auxLocate);
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if(theGSM3ShieldV1ModemCore.theBuffer().locate(auxLocate))
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{
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//DEBUG
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//Serial.println("BUSY received.");
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setvoiceCallStatus(IDLE_CALL);
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theGSM3ShieldV1ModemCore.theBuffer().flush();
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return true;
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}
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//CALL RECEPTION.
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prepareAuxLocate(PSTR("+CLIP:"), auxLocate);
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if(theGSM3ShieldV1ModemCore.theBuffer().locate(auxLocate))
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{
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theGSM3ShieldV1ModemCore.theBuffer().flush();
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setvoiceCallStatus(RECEIVINGCALL);
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return true;
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}
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return false;
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}
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