GSM/src/GSM3ShieldV1MultiServerProvider.cpp at master · ArduinoLibrariesForks/GSM · GitHub

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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 Telefónica 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

#include <GSM3ShieldV1MultiServerProvider.h>

#include <GSM3ShieldV1ModemCore.h>

#include <Arduino.h>

#define __NCLIENTS_MAX__ 3

const char _command_QILOCIP[] PROGMEM = "AT+QILOCIP";

GSM3ShieldV1MultiServerProvider::GSM3ShieldV1MultiServerProvider()

{

theGSM3MobileServerProvider=this;

socketsAsServer=0;

socketsAccepted=0;

theGSM3ShieldV1ModemCore.registerUMProvider(this);

};

//Response management.

void GSM3ShieldV1MultiServerProvider::manageResponse(byte from, byte to)

{

switch(theGSM3ShieldV1ModemCore.getOngoingCommand())

{

case NONE:

theGSM3ShieldV1ModemCore.gss.cb.deleteToTheEnd(from);

break;

case CONNECTSERVER:

connectTCPServerContinue();

break;

case GETIP:

getIPContinue();

break;

}

//Connect Server main function.

int GSM3ShieldV1MultiServerProvider::connectTCPServer(int port)

{

// We forget about LocalIP as it has no real use, the modem does whatever it likes

theGSM3ShieldV1ModemCore.setPort(port);

theGSM3ShieldV1ModemCore.openCommand(this,CONNECTSERVER);

connectTCPServerContinue();

return theGSM3ShieldV1ModemCore.getCommandError();

}

//Connect Server continue function.

void GSM3ShieldV1MultiServerProvider::connectTCPServerContinue()

{

bool resp;

// 1: Read Local IP "AT+QILOCIP"

// 2: Waiting for IP and Set local port "AT+QILPORT"

// 3: Waiting for QILPOR OK andConfigure as server "AT+QISERVER"

// 4: Wait for SERVER OK

switch (theGSM3ShieldV1ModemCore.getCommandCounter()) {

case 1:

//"AT+QILOCIP."

theGSM3ShieldV1ModemCore.genericCommand_rq(_command_QILOCIP);

theGSM3ShieldV1ModemCore.setCommandCounter(2);

break;

case 2:

//Not IP storing but the command is necessary.

//if(parseQILOCIP_rsp(local_IP, local_IP_Length, resp))

// This awful trick saves some RAM bytes

char aux[3];

aux[0]='\r';aux[1]='\n';aux[2]=0;

if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp, aux))

{

//Response received

if(resp)

{

// Great. Go for the next step

// AT+QILPORT

theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+QILPORT=\"TCP\","),false);

theGSM3ShieldV1ModemCore.print( theGSM3ShieldV1ModemCore.getPort());

theGSM3ShieldV1ModemCore.print('\r');

theGSM3ShieldV1ModemCore.setCommandCounter(3);

}

else theGSM3ShieldV1ModemCore.closeCommand(3);

}

break;

case 3:

if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))

{

// Response received

if(resp)

{

// OK received

// Great. Go for the next step

// AT+QISERVER

theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+QISERVER=0,"),false);

theGSM3ShieldV1ModemCore.print(__NCLIENTS_MAX__);

theGSM3ShieldV1ModemCore.print('\r');

theGSM3ShieldV1ModemCore.setCommandCounter(4);

}

else theGSM3ShieldV1ModemCore.closeCommand(3);

}

break;

case 4:

if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))

{

// Response received

// OK received, kathapoon, chessespoon

if (resp) theGSM3ShieldV1ModemCore.closeCommand(1);

else theGSM3ShieldV1ModemCore.closeCommand(3);

}

break;

}

//QILOCIP parse.

bool GSM3ShieldV1MultiServerProvider::parseQILOCIP_rsp(char* LocalIP, int LocalIPlength, bool& rsp)

{

if (!(theGSM3ShieldV1ModemCore.theBuffer().extractSubstring("\r\n","\r\n", LocalIP, LocalIPlength)))

rsp = false;

else

rsp = true;

return true;

}

//Get IP main function.

int GSM3ShieldV1MultiServerProvider::getIP(char* LocalIP, int LocalIPlength)

{

theGSM3ShieldV1ModemCore.setPhoneNumber(LocalIP);

theGSM3ShieldV1ModemCore.setPort(LocalIPlength);

theGSM3ShieldV1ModemCore.openCommand(this,GETIP);

getIPContinue();

return theGSM3ShieldV1ModemCore.getCommandError();

}

void GSM3ShieldV1MultiServerProvider::getIPContinue()

{

bool resp;

// 1: Read Local IP "AT+QILOCIP"

// 2: Waiting for IP.

switch (theGSM3ShieldV1ModemCore.getCommandCounter()) {

case 1:

//AT+QILOCIP

theGSM3ShieldV1ModemCore.genericCommand_rq(_command_QILOCIP);

theGSM3ShieldV1ModemCore.setCommandCounter(2);

break;

case 2:

if(parseQILOCIP_rsp(theGSM3ShieldV1ModemCore.getPhoneNumber(), theGSM3ShieldV1ModemCore.getPort(), resp))

{

if (resp)

theGSM3ShieldV1ModemCore.closeCommand(1);

else

theGSM3ShieldV1ModemCore.closeCommand(3);

}

break;

}

bool GSM3ShieldV1MultiServerProvider::getSocketAsServerModemStatus(int s)

{

if (socketsAccepted&(0x0001<<s))

return true;

else return false;

}

//URC recognize.

bool GSM3ShieldV1MultiServerProvider::recognizeUnsolicitedEvent(byte oldTail)

{

int nlength;

char auxLocate [15];

//REMOTE SOCKET CLOSED.

prepareAuxLocate(PSTR("0, CLOSED\r\n"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

releaseSocket(0);

socketsAccepted &= ~(0x0001);

//Serial.println("JCR_DB REMOTE CLOSED");

}

//REMOTE SOCKET CLOSED.

prepareAuxLocate(PSTR("1, CLOSED\r\n"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

releaseSocket(1);

socketsAccepted &= ~(0x0002);

}

//REMOTE SOCKET CLOSED.

prepareAuxLocate(PSTR("2, CLOSED\r\n"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

releaseSocket(2);

socketsAccepted &= ~(0x0004);

}

//REMOTE SOCKET CLOSED.

prepareAuxLocate(PSTR("3, CLOSED\r\n"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

releaseSocket(3);

socketsAccepted &= ~(0x0008);

}

//REMOTE SOCKET CLOSED.

prepareAuxLocate(PSTR("4, CLOSED\r\n"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

releaseSocket(4);

socketsAccepted &= ~(0x0010);

}

//REMOTE SOCKET CLOSED.

prepareAuxLocate(PSTR("5, CLOSED\r\n"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

releaseSocket(5);

socketsAccepted &= ~(0x0020);

}

//REMOTE SOCKET CLOSED.

prepareAuxLocate(PSTR("6, CLOSED\r\n"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

releaseSocket(6);

socketsAccepted &= ~(0x0040);

}

//REMOTE SOCKET CLOSED.

prepareAuxLocate(PSTR("7, CLOSED\r\n"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

releaseSocket(7);

socketsAccepted &= ~(0x0080);

}

//REMOTE SOCKET ACCEPTED.

prepareAuxLocate(PSTR("0, REMOTE IP"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

theGSM3ShieldV1ModemCore.gss.cb.flush();

socketsAccepted |= (0x0001);

return true;

}

//REMOTE SOCKET ACCEPTED.

prepareAuxLocate(PSTR("1, REMOTE IP"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

theGSM3ShieldV1ModemCore.gss.cb.flush();

socketsAccepted |= (0x0002);

return true;

}

//REMOTE SOCKET ACCEPTED.

prepareAuxLocate(PSTR("2, REMOTE IP"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

theGSM3ShieldV1ModemCore.gss.cb.flush();

socketsAccepted |= (0x0004);

return true;

}

//REMOTE SOCKET ACCEPTED.

prepareAuxLocate(PSTR("3, REMOTE IP"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

theGSM3ShieldV1ModemCore.gss.cb.flush();

socketsAccepted |= (0x0008);

return true;

}

//REMOTE SOCKET ACCEPTED.

prepareAuxLocate(PSTR("4, REMOTE IP"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

theGSM3ShieldV1ModemCore.gss.cb.flush();

socketsAccepted |= (0x0010);

return true;

}

//REMOTE SOCKET ACCEPTED.

prepareAuxLocate(PSTR("5, REMOTE IP"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

theGSM3ShieldV1ModemCore.gss.cb.flush();

socketsAccepted |= (0x0020);

return true;

}

//REMOTE SOCKET ACCEPTED.

prepareAuxLocate(PSTR("6, REMOTE IP"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

theGSM3ShieldV1ModemCore.gss.cb.flush();

socketsAccepted |= (0x0040);

return true;

}

//REMOTE SOCKET ACCEPTED.

prepareAuxLocate(PSTR("7, REMOTE IP"), auxLocate);

if(theGSM3ShieldV1ModemCore.gss.cb.locate(auxLocate))

{

//To detect remote socket closed for example inside socket data.

theGSM3ShieldV1ModemCore.gss.cb.flush();

socketsAccepted |= (0x0080);

return true;

}

return false;

}

bool GSM3ShieldV1MultiServerProvider::getStatusSocketAsServer(uint8_t socket)

{

if(socketsAsServer&(0x0001<<socket))

return 1;

else

return 0;

};

void GSM3ShieldV1MultiServerProvider::releaseSocket(int socket)

{

if (socketsAsServer&((0x0001)<<socket))

socketsAsServer^=((0x0001)<<socket);

}

int GSM3ShieldV1MultiServerProvider::getNewOccupiedSocketAsServer()

{

int i;

ready();

for(i=minSocketAsServer(); i<=maxSocketAsServer(); i++)

{

if ((!(socketsAsServer&(0x0001<<i))) && getSocketAsServerModemStatus(i))

{

socketsAsServer|=((0x0001)<<i);

return i;

}

// No new occupied

return -1;

}

GSM/src/GSM3ShieldV1MultiServerProvider.cpp at master · ArduinoLibrariesForks/GSM · GitHub

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